Merge branch 'Preview4_0' of https://github.com/TorqueGameEngines/Torque3D into Preview4_0

CMakeLists.txt

@@ -1,5 +1,7 @@
-cmake_minimum_required (VERSION 2.8.12)
+cmake_minimum_required (VERSION 3.10.2)
 
+set_property(GLOBAL PROPERTY USE_FOLDERS TRUE)
+set(TORQUE_LIBS_FOLDER_NAME "Libs" CACHE STRING "The solution folder name to place all libs under")
 set(TORQUE_APP_NAME "" CACHE STRING "the app name")
 
 set(CMAKE_INSTALL_PREFIX "${CMAKE_BINARY_DIR}/temp" CACHE PATH "default install path" FORCE )

Engine/lib/assimp/code/3DS/3DSConverter.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 
@@ -72,7 +72,7 @@ void Discreet3DSImporter::ReplaceDefaultMaterial()
     unsigned int idx( NotSet );
     for (unsigned int i = 0; i < mScene->mMaterials.size();++i)
     {
-        std::string s = mScene->mMaterials[i].mName;
+        std::string &s = mScene->mMaterials[i].mName;
         for ( std::string::iterator it = s.begin(); it != s.end(); ++it ) {
             *it = static_cast< char >( ::tolower( *it ) );
         }

Engine/lib/assimp/code/3DS/3DSExporter.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/3DS/3DSExporter.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/3DS/3DSHelper.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/3DS/3DSLoader.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 
@@ -50,7 +50,9 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #ifndef ASSIMP_BUILD_NO_3DS_IMPORTER
 
+// internal headers
 #include "3DSLoader.h"
+#include <assimp/Macros.h>
 #include <assimp/IOSystem.hpp>
 #include <assimp/scene.h>
 #include <assimp/DefaultLogger.hpp>

Engine/lib/assimp/code/3DS/3DSLoader.h

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/3MF/3MFXmlTags.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/3MF/D3MFExporter.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/3MF/D3MFExporter.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/3MF/D3MFImporter.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/3MF/D3MFImporter.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/3MF/D3MFOpcPackage.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/3MF/D3MFOpcPackage.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/AC/ACLoader.cpp

@@ -4,7 +4,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/AC/ACLoader.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/AMF/AMFImporter.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/AMF/AMFImporter.hpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/AMF/AMFImporter_Geometry.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/AMF/AMFImporter_Macro.hpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/AMF/AMFImporter_Material.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/AMF/AMFImporter_Node.hpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/AMF/AMFImporter_Postprocess.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/ASE/ASELoader.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/ASE/ASELoader.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 All rights reserved.
 

Engine/lib/assimp/code/ASE/ASEParser.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/ASE/ASEParser.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Assbin/AssbinExporter.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.
@@ -46,22 +46,799 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #ifndef ASSIMP_BUILD_NO_EXPORT
 #ifndef ASSIMP_BUILD_NO_ASSBIN_EXPORTER
 
-#include "AssbinFileWriter.h"
+#include "Common/assbin_chunks.h"
+#include "PostProcessing/ProcessHelper.h"
 
-#include <assimp/scene.h>
+#include <assimp/version.h>
+#include <assimp/IOStream.hpp>
 #include <assimp/IOSystem.hpp>
 #include <assimp/Exporter.hpp>
+#include <assimp/Exceptional.h>
+
+#ifdef ASSIMP_BUILD_NO_OWN_ZLIB
+#   include <zlib.h>
+#else
+#   include "../contrib/zlib/zlib.h"
+#endif
+
+#include <time.h>
 
 namespace Assimp {
 
+template <typename T>
+size_t Write(IOStream * stream, const T& v) {
+    return stream->Write( &v, sizeof(T), 1 );
+}
+
+// -----------------------------------------------------------------------------------
+// Serialize an aiString
+template <>
+inline
+size_t Write<aiString>(IOStream * stream, const aiString& s) {
+    const size_t s2 = (uint32_t)s.length;
+    stream->Write(&s,4,1);
+    stream->Write(s.data,s2,1);
+
+    return s2+4;
+}
+
+// -----------------------------------------------------------------------------------
+// Serialize an unsigned int as uint32_t
+template <>
+inline
+size_t Write<unsigned int>(IOStream * stream, const unsigned int& w) {
+    const uint32_t t = (uint32_t)w;
+    if (w > t) {
+        // this shouldn't happen, integers in Assimp data structures never exceed 2^32
+        throw DeadlyExportError("loss of data due to 64 -> 32 bit integer conversion");
+    }
+
+    stream->Write(&t,4,1);
+
+    return 4;
+}
+
+// -----------------------------------------------------------------------------------
+// Serialize an unsigned int as uint16_t
+template <>
+inline
+size_t Write<uint16_t>(IOStream * stream, const uint16_t& w) {
+    static_assert(sizeof(uint16_t)==2, "sizeof(uint16_t)==2");
+    stream->Write(&w,2,1);
+
+    return 2;
+}
+
+// -----------------------------------------------------------------------------------
+// Serialize a float
+template <>
+inline
+size_t Write<float>(IOStream * stream, const float& f) {
+    static_assert(sizeof(float)==4, "sizeof(float)==4");
+    stream->Write(&f,4,1);
+
+    return 4;
+}
+
+// -----------------------------------------------------------------------------------
+// Serialize a double
+template <>
+inline
+size_t Write<double>(IOStream * stream, const double& f) {
+    static_assert(sizeof(double)==8, "sizeof(double)==8");
+    stream->Write(&f,8,1);
+
+    return 8;
+}
+
+// -----------------------------------------------------------------------------------
+// Serialize a vec3
+template <>
+inline
+size_t Write<aiVector3D>(IOStream * stream, const aiVector3D& v) {
+    size_t t = Write<float>(stream,v.x);
+    t += Write<float>(stream,v.y);
+    t += Write<float>(stream,v.z);
+
+    return t;
+}
+
+// -----------------------------------------------------------------------------------
+// Serialize a color value
+template <>
+inline
+size_t Write<aiColor3D>(IOStream * stream, const aiColor3D& v) {
+    size_t t = Write<float>(stream,v.r);
+    t += Write<float>(stream,v.g);
+    t += Write<float>(stream,v.b);
+
+    return t;
+}
+
+// -----------------------------------------------------------------------------------
+// Serialize a color value
+template <>
+inline
+size_t Write<aiColor4D>(IOStream * stream, const aiColor4D& v) {
+    size_t t = Write<float>(stream,v.r);
+    t += Write<float>(stream,v.g);
+    t += Write<float>(stream,v.b);
+    t += Write<float>(stream,v.a);
+
+    return t;
+}
+
+// -----------------------------------------------------------------------------------
+// Serialize a quaternion
+template <>
+inline
+size_t Write<aiQuaternion>(IOStream * stream, const aiQuaternion& v) {
+    size_t t = Write<float>(stream,v.w);
+    t += Write<float>(stream,v.x);
+    t += Write<float>(stream,v.y);
+    t += Write<float>(stream,v.z);
+    ai_assert(t == 16);
+
+    return 16;
+}
+
+// -----------------------------------------------------------------------------------
+// Serialize a vertex weight
+template <>
+inline
+size_t Write<aiVertexWeight>(IOStream * stream, const aiVertexWeight& v) {
+    size_t t = Write<unsigned int>(stream,v.mVertexId);
+
+    return t+Write<float>(stream,v.mWeight);
+}
+
+// -----------------------------------------------------------------------------------
+// Serialize a mat4x4
+template <>
+inline
+size_t Write<aiMatrix4x4>(IOStream * stream, const aiMatrix4x4& m) {
+    for (unsigned int i = 0; i < 4;++i) {
+        for (unsigned int i2 = 0; i2 < 4;++i2) {
+            Write<float>(stream,m[i][i2]);
+        }
+    }
+
+    return 64;
+}
+
+// -----------------------------------------------------------------------------------
+// Serialize an aiVectorKey
+template <>
+inline
+size_t Write<aiVectorKey>(IOStream * stream, const aiVectorKey& v) {
+    const size_t t = Write<double>(stream,v.mTime);
+    return t + Write<aiVector3D>(stream,v.mValue);
+}
+
+// -----------------------------------------------------------------------------------
+// Serialize an aiQuatKey
+template <>
+inline
+size_t Write<aiQuatKey>(IOStream * stream, const aiQuatKey& v) {
+    const size_t t = Write<double>(stream,v.mTime);
+    return t + Write<aiQuaternion>(stream,v.mValue);
+}
+
+template <typename T>
+inline
+size_t WriteBounds(IOStream * stream, const T* in, unsigned int size) {
+    T minc, maxc;
+    ArrayBounds(in,size,minc,maxc);
+
+    const size_t t = Write<T>(stream,minc);
+    return t + Write<T>(stream,maxc);
+}
+
+// We use this to write out non-byte arrays so that we write using the specializations.
+// This way we avoid writing out extra bytes that potentially come from struct alignment.
+template <typename T>
+inline
+size_t WriteArray(IOStream * stream, const T* in, unsigned int size) {
+    size_t n = 0;
+    for (unsigned int i=0; i<size; i++) n += Write<T>(stream,in[i]);
+
+    return n;
+}
+
+// ----------------------------------------------------------------------------------
+/** @class  AssbinChunkWriter
+ *  @brief  Chunk writer mechanism for the .assbin file structure
+ *
+ *  This is a standard in-memory IOStream (most of the code is based on BlobIOStream),
+ *  the difference being that this takes another IOStream as a "container" in the
+ *  constructor, and when it is destroyed, it appends the magic number, the chunk size,
+ *  and the chunk contents to the container stream. This allows relatively easy chunk
+ *  chunk construction, even recursively.
+ */
+class AssbinChunkWriter : public IOStream
+{
+private:
+
+    uint8_t* buffer;
+    uint32_t magic;
+    IOStream * container;
+    size_t cur_size, cursor, initial;
+
+private:
+    // -------------------------------------------------------------------
+    void Grow(size_t need = 0)
+    {
+        size_t new_size = std::max(initial, std::max( need, cur_size+(cur_size>>1) ));
+
+        const uint8_t* const old = buffer;
+        buffer = new uint8_t[new_size];
+
+        if (old) {
+            memcpy(buffer,old,cur_size);
+            delete[] old;
+        }
+
+        cur_size = new_size;
+    }
+
+public:
+
+    AssbinChunkWriter( IOStream * container, uint32_t magic, size_t initial = 4096)
+        : buffer(NULL), magic(magic), container(container), cur_size(0), cursor(0), initial(initial)
+    {
+    }
+
+    virtual ~AssbinChunkWriter()
+    {
+        if (container) {
+            container->Write( &magic, sizeof(uint32_t), 1 );
+            container->Write( &cursor, sizeof(uint32_t), 1 );
+            container->Write( buffer, 1, cursor );
+        }
+        if (buffer) delete[] buffer;
+    }
+
+    void * GetBufferPointer() { return buffer; }
+
+    // -------------------------------------------------------------------
+    virtual size_t Read(void* /*pvBuffer*/, size_t /*pSize*/, size_t /*pCount*/) {
+        return 0;
+    }
+    virtual aiReturn Seek(size_t /*pOffset*/, aiOrigin /*pOrigin*/) {
+        return aiReturn_FAILURE;
+    }
+    virtual size_t Tell() const {
+        return cursor;
+    }
+    virtual void Flush() {
+        // not implemented
+    }
+
+    virtual size_t FileSize() const {
+        return cursor;
+    }
+
+    // -------------------------------------------------------------------
+    virtual size_t Write(const void* pvBuffer, size_t pSize, size_t pCount) {
+        pSize *= pCount;
+        if (cursor + pSize > cur_size) {
+            Grow(cursor + pSize);
+        }
+
+        memcpy(buffer+cursor, pvBuffer, pSize);
+        cursor += pSize;
+
+        return pCount;
+    }
+
+};
+
+// ----------------------------------------------------------------------------------
+/** @class  AssbinExport
+ *  @brief  Assbin exporter class
+ *
+ *  This class performs the .assbin exporting, and is responsible for the file layout.
+ */
+class AssbinExport
+{
+private:
+    bool shortened;
+    bool compressed;
+
+protected:
+    // -----------------------------------------------------------------------------------
+    void WriteBinaryNode( IOStream * container, const aiNode* node)
+    {
+        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AINODE );
+
+        unsigned int nb_metadata = (node->mMetaData != NULL ? node->mMetaData->mNumProperties : 0);
+
+        Write<aiString>(&chunk,node->mName);
+        Write<aiMatrix4x4>(&chunk,node->mTransformation);
+        Write<unsigned int>(&chunk,node->mNumChildren);
+        Write<unsigned int>(&chunk,node->mNumMeshes);
+        Write<unsigned int>(&chunk,nb_metadata);
+
+        for (unsigned int i = 0; i < node->mNumMeshes;++i) {
+            Write<unsigned int>(&chunk,node->mMeshes[i]);
+        }
+
+        for (unsigned int i = 0; i < node->mNumChildren;++i) {
+            WriteBinaryNode( &chunk, node->mChildren[i] );
+        }
+
+        for (unsigned int i = 0; i < nb_metadata; ++i) {
+            const aiString& key = node->mMetaData->mKeys[i];
+            aiMetadataType type = node->mMetaData->mValues[i].mType;
+            void* value = node->mMetaData->mValues[i].mData;
+
+            Write<aiString>(&chunk, key);
+            Write<uint16_t>(&chunk, type);
+
+            switch (type) {
+                case AI_BOOL:
+                    Write<bool>(&chunk, *((bool*) value));
+                    break;
+                case AI_INT32:
+                    Write<int32_t>(&chunk, *((int32_t*) value));
+                    break;
+                case AI_UINT64:
+                    Write<uint64_t>(&chunk, *((uint64_t*) value));
+                    break;
+                case AI_FLOAT:
+                    Write<float>(&chunk, *((float*) value));
+                    break;
+                case AI_DOUBLE:
+                    Write<double>(&chunk, *((double*) value));
+                    break;
+                case AI_AISTRING:
+                    Write<aiString>(&chunk, *((aiString*) value));
+                    break;
+                case AI_AIVECTOR3D:
+                    Write<aiVector3D>(&chunk, *((aiVector3D*) value));
+                    break;
+#ifdef SWIG
+                case FORCE_32BIT:
+#endif // SWIG
+                default:
+                    break;
+            }
+        }
+    }
+
+    // -----------------------------------------------------------------------------------
+    void WriteBinaryTexture(IOStream * container, const aiTexture* tex)
+    {
+        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AITEXTURE );
+
+        Write<unsigned int>(&chunk,tex->mWidth);
+        Write<unsigned int>(&chunk,tex->mHeight);
+        chunk.Write( tex->achFormatHint, sizeof(char), 4 );
+
+        if(!shortened) {
+            if (!tex->mHeight) {
+                chunk.Write(tex->pcData,1,tex->mWidth);
+            }
+            else {
+                chunk.Write(tex->pcData,1,tex->mWidth*tex->mHeight*4);
+            }
+        }
+
+    }
+
+    // -----------------------------------------------------------------------------------
+    void WriteBinaryBone(IOStream * container, const aiBone* b)
+    {
+        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AIBONE );
+
+        Write<aiString>(&chunk,b->mName);
+        Write<unsigned int>(&chunk,b->mNumWeights);
+        Write<aiMatrix4x4>(&chunk,b->mOffsetMatrix);
+
+        // for the moment we write dumb min/max values for the bones, too.
+        // maybe I'll add a better, hash-like solution later
+        if (shortened) {
+            WriteBounds(&chunk,b->mWeights,b->mNumWeights);
+        } // else write as usual
+        else WriteArray<aiVertexWeight>(&chunk,b->mWeights,b->mNumWeights);
+    }
+
+    // -----------------------------------------------------------------------------------
+    void WriteBinaryMesh(IOStream * container, const aiMesh* mesh)
+    {
+        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AIMESH );
+
+        Write<unsigned int>(&chunk,mesh->mPrimitiveTypes);
+        Write<unsigned int>(&chunk,mesh->mNumVertices);
+        Write<unsigned int>(&chunk,mesh->mNumFaces);
+        Write<unsigned int>(&chunk,mesh->mNumBones);
+        Write<unsigned int>(&chunk,mesh->mMaterialIndex);
+
+        // first of all, write bits for all existent vertex components
+        unsigned int c = 0;
+        if (mesh->mVertices) {
+            c |= ASSBIN_MESH_HAS_POSITIONS;
+        }
+        if (mesh->mNormals) {
+            c |= ASSBIN_MESH_HAS_NORMALS;
+        }
+        if (mesh->mTangents && mesh->mBitangents) {
+            c |= ASSBIN_MESH_HAS_TANGENTS_AND_BITANGENTS;
+        }
+        for (unsigned int n = 0; n < AI_MAX_NUMBER_OF_TEXTURECOORDS;++n) {
+            if (!mesh->mTextureCoords[n]) {
+                break;
+            }
+            c |= ASSBIN_MESH_HAS_TEXCOORD(n);
+        }
+        for (unsigned int n = 0; n < AI_MAX_NUMBER_OF_COLOR_SETS;++n) {
+            if (!mesh->mColors[n]) {
+                break;
+            }
+            c |= ASSBIN_MESH_HAS_COLOR(n);
+        }
+        Write<unsigned int>(&chunk,c);
+
+        aiVector3D minVec, maxVec;
+        if (mesh->mVertices) {
+            if (shortened) {
+                WriteBounds(&chunk,mesh->mVertices,mesh->mNumVertices);
+            } // else write as usual
+            else WriteArray<aiVector3D>(&chunk,mesh->mVertices,mesh->mNumVertices);
+        }
+        if (mesh->mNormals) {
+            if (shortened) {
+                WriteBounds(&chunk,mesh->mNormals,mesh->mNumVertices);
+            } // else write as usual
+            else WriteArray<aiVector3D>(&chunk,mesh->mNormals,mesh->mNumVertices);
+        }
+        if (mesh->mTangents && mesh->mBitangents) {
+            if (shortened) {
+                WriteBounds(&chunk,mesh->mTangents,mesh->mNumVertices);
+                WriteBounds(&chunk,mesh->mBitangents,mesh->mNumVertices);
+            } // else write as usual
+            else {
+                WriteArray<aiVector3D>(&chunk,mesh->mTangents,mesh->mNumVertices);
+                WriteArray<aiVector3D>(&chunk,mesh->mBitangents,mesh->mNumVertices);
+            }
+        }
+        for (unsigned int n = 0; n < AI_MAX_NUMBER_OF_COLOR_SETS;++n) {
+            if (!mesh->mColors[n])
+                break;
+
+            if (shortened) {
+                WriteBounds(&chunk,mesh->mColors[n],mesh->mNumVertices);
+            } // else write as usual
+            else WriteArray<aiColor4D>(&chunk,mesh->mColors[n],mesh->mNumVertices);
+        }
+        for (unsigned int n = 0; n < AI_MAX_NUMBER_OF_TEXTURECOORDS;++n) {
+            if (!mesh->mTextureCoords[n])
+                break;
+
+            // write number of UV components
+            Write<unsigned int>(&chunk,mesh->mNumUVComponents[n]);
+
+            if (shortened) {
+                WriteBounds(&chunk,mesh->mTextureCoords[n],mesh->mNumVertices);
+            } // else write as usual
+            else WriteArray<aiVector3D>(&chunk,mesh->mTextureCoords[n],mesh->mNumVertices);
+        }
+
+        // write faces. There are no floating-point calculations involved
+        // in these, so we can write a simple hash over the face data
+        // to the dump file. We generate a single 32 Bit hash for 512 faces
+        // using Assimp's standard hashing function.
+        if (shortened) {
+            unsigned int processed = 0;
+            for (unsigned int job;(job = std::min(mesh->mNumFaces-processed,512u));processed += job) {
+
+                uint32_t hash = 0;
+                for (unsigned int a = 0; a < job;++a) {
+
+                    const aiFace& f = mesh->mFaces[processed+a];
+                    uint32_t tmp = f.mNumIndices;
+                    hash = SuperFastHash(reinterpret_cast<const char*>(&tmp),sizeof tmp,hash);
+                    for (unsigned int i = 0; i < f.mNumIndices; ++i) {
+                        static_assert(AI_MAX_VERTICES <= 0xffffffff, "AI_MAX_VERTICES <= 0xffffffff");
+                        tmp = static_cast<uint32_t>( f.mIndices[i] );
+                        hash = SuperFastHash(reinterpret_cast<const char*>(&tmp),sizeof tmp,hash);
+                    }
+                }
+                Write<unsigned int>(&chunk,hash);
+            }
+        }
+        else // else write as usual
+        {
+            // if there are less than 2^16 vertices, we can simply use 16 bit integers ...
+            for (unsigned int i = 0; i < mesh->mNumFaces;++i) {
+                const aiFace& f = mesh->mFaces[i];
+
+                static_assert(AI_MAX_FACE_INDICES <= 0xffff, "AI_MAX_FACE_INDICES <= 0xffff");
+                Write<uint16_t>(&chunk,f.mNumIndices);
+
+                for (unsigned int a = 0; a < f.mNumIndices;++a) {
+                    if (mesh->mNumVertices < (1u<<16)) {
+                        Write<uint16_t>(&chunk,f.mIndices[a]);
+                    }
+                    else Write<unsigned int>(&chunk,f.mIndices[a]);
+                }
+            }
+        }
+
+        // write bones
+        if (mesh->mNumBones) {
+            for (unsigned int a = 0; a < mesh->mNumBones;++a) {
+                const aiBone* b = mesh->mBones[a];
+                WriteBinaryBone(&chunk,b);
+            }
+        }
+    }
+
+    // -----------------------------------------------------------------------------------
+    void WriteBinaryMaterialProperty(IOStream * container, const aiMaterialProperty* prop)
+    {
+        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AIMATERIALPROPERTY );
+
+        Write<aiString>(&chunk,prop->mKey);
+        Write<unsigned int>(&chunk,prop->mSemantic);
+        Write<unsigned int>(&chunk,prop->mIndex);
+
+        Write<unsigned int>(&chunk,prop->mDataLength);
+        Write<unsigned int>(&chunk,(unsigned int)prop->mType);
+        chunk.Write(prop->mData,1,prop->mDataLength);
+    }
+
+    // -----------------------------------------------------------------------------------
+    void WriteBinaryMaterial(IOStream * container, const aiMaterial* mat)
+    {
+        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AIMATERIAL);
+
+        Write<unsigned int>(&chunk,mat->mNumProperties);
+        for (unsigned int i = 0; i < mat->mNumProperties;++i) {
+            WriteBinaryMaterialProperty( &chunk, mat->mProperties[i]);
+        }
+    }
+
+    // -----------------------------------------------------------------------------------
+    void WriteBinaryNodeAnim(IOStream * container, const aiNodeAnim* nd)
+    {
+        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AINODEANIM );
+
+        Write<aiString>(&chunk,nd->mNodeName);
+        Write<unsigned int>(&chunk,nd->mNumPositionKeys);
+        Write<unsigned int>(&chunk,nd->mNumRotationKeys);
+        Write<unsigned int>(&chunk,nd->mNumScalingKeys);
+        Write<unsigned int>(&chunk,nd->mPreState);
+        Write<unsigned int>(&chunk,nd->mPostState);
+
+        if (nd->mPositionKeys) {
+            if (shortened) {
+                WriteBounds(&chunk,nd->mPositionKeys,nd->mNumPositionKeys);
+
+            } // else write as usual
+            else WriteArray<aiVectorKey>(&chunk,nd->mPositionKeys,nd->mNumPositionKeys);
+        }
+        if (nd->mRotationKeys) {
+            if (shortened) {
+                WriteBounds(&chunk,nd->mRotationKeys,nd->mNumRotationKeys);
+
+            } // else write as usual
+            else WriteArray<aiQuatKey>(&chunk,nd->mRotationKeys,nd->mNumRotationKeys);
+        }
+        if (nd->mScalingKeys) {
+            if (shortened) {
+                WriteBounds(&chunk,nd->mScalingKeys,nd->mNumScalingKeys);
+
+            } // else write as usual
+            else WriteArray<aiVectorKey>(&chunk,nd->mScalingKeys,nd->mNumScalingKeys);
+        }
+    }
+
+
+    // -----------------------------------------------------------------------------------
+    void WriteBinaryAnim( IOStream * container, const aiAnimation* anim )
+    {
+        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AIANIMATION );
+
+        Write<aiString>(&chunk,anim->mName);
+        Write<double>(&chunk,anim->mDuration);
+        Write<double>(&chunk,anim->mTicksPerSecond);
+        Write<unsigned int>(&chunk,anim->mNumChannels);
+
+        for (unsigned int a = 0; a < anim->mNumChannels;++a) {
+            const aiNodeAnim* nd = anim->mChannels[a];
+            WriteBinaryNodeAnim(&chunk,nd);
+        }
+    }
+
+    // -----------------------------------------------------------------------------------
+    void WriteBinaryLight( IOStream * container, const aiLight* l )
+    {
+        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AILIGHT );
+
+        Write<aiString>(&chunk,l->mName);
+        Write<unsigned int>(&chunk,l->mType);
+
+        if (l->mType != aiLightSource_DIRECTIONAL) {
+            Write<float>(&chunk,l->mAttenuationConstant);
+            Write<float>(&chunk,l->mAttenuationLinear);
+            Write<float>(&chunk,l->mAttenuationQuadratic);
+        }
+
+        Write<aiColor3D>(&chunk,l->mColorDiffuse);
+        Write<aiColor3D>(&chunk,l->mColorSpecular);
+        Write<aiColor3D>(&chunk,l->mColorAmbient);
+
+        if (l->mType == aiLightSource_SPOT) {
+            Write<float>(&chunk,l->mAngleInnerCone);
+            Write<float>(&chunk,l->mAngleOuterCone);
+        }
+
+    }
+
+    // -----------------------------------------------------------------------------------
+    void WriteBinaryCamera( IOStream * container, const aiCamera* cam )
+    {
+        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AICAMERA );
+
+        Write<aiString>(&chunk,cam->mName);
+        Write<aiVector3D>(&chunk,cam->mPosition);
+        Write<aiVector3D>(&chunk,cam->mLookAt);
+        Write<aiVector3D>(&chunk,cam->mUp);
+        Write<float>(&chunk,cam->mHorizontalFOV);
+        Write<float>(&chunk,cam->mClipPlaneNear);
+        Write<float>(&chunk,cam->mClipPlaneFar);
+        Write<float>(&chunk,cam->mAspect);
+    }
+
+    // -----------------------------------------------------------------------------------
+    void WriteBinaryScene( IOStream * container, const aiScene* scene)
+    {
+        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AISCENE );
+
+        // basic scene information
+        Write<unsigned int>(&chunk,scene->mFlags);
+        Write<unsigned int>(&chunk,scene->mNumMeshes);
+        Write<unsigned int>(&chunk,scene->mNumMaterials);
+        Write<unsigned int>(&chunk,scene->mNumAnimations);
+        Write<unsigned int>(&chunk,scene->mNumTextures);
+        Write<unsigned int>(&chunk,scene->mNumLights);
+        Write<unsigned int>(&chunk,scene->mNumCameras);
+
+        // write node graph
+        WriteBinaryNode( &chunk, scene->mRootNode );
+
+        // write all meshes
+        for (unsigned int i = 0; i < scene->mNumMeshes;++i) {
+            const aiMesh* mesh = scene->mMeshes[i];
+            WriteBinaryMesh( &chunk,mesh);
+        }
+
+        // write materials
+        for (unsigned int i = 0; i< scene->mNumMaterials; ++i) {
+            const aiMaterial* mat = scene->mMaterials[i];
+            WriteBinaryMaterial(&chunk,mat);
+        }
+
+        // write all animations
+        for (unsigned int i = 0; i < scene->mNumAnimations;++i) {
+            const aiAnimation* anim = scene->mAnimations[i];
+            WriteBinaryAnim(&chunk,anim);
+        }
+
+
+        // write all textures
+        for (unsigned int i = 0; i < scene->mNumTextures;++i) {
+            const aiTexture* mesh = scene->mTextures[i];
+            WriteBinaryTexture(&chunk,mesh);
+        }
+
+        // write lights
+        for (unsigned int i = 0; i < scene->mNumLights;++i) {
+            const aiLight* l = scene->mLights[i];
+            WriteBinaryLight(&chunk,l);
+        }
+
+        // write cameras
+        for (unsigned int i = 0; i < scene->mNumCameras;++i) {
+            const aiCamera* cam = scene->mCameras[i];
+            WriteBinaryCamera(&chunk,cam);
+        }
+
+    }
+
+public:
+    AssbinExport()
+        : shortened(false), compressed(false) // temporary settings until properties are introduced for exporters
+    {
+    }
+
+    // -----------------------------------------------------------------------------------
+    // Write a binary model dump
+    void WriteBinaryDump(const char* pFile, IOSystem* pIOSystem, const aiScene* pScene)
+    {
+        IOStream * out = pIOSystem->Open( pFile, "wb" );
+        if (!out) return;
+
+        time_t tt = time(NULL);
+#if _WIN32
+        tm* p     = gmtime(&tt);
+#else
+        struct tm now;
+        tm* p = gmtime_r(&tt, &now);
+#endif
+
+        // header
+        char s[64];
+        memset( s, 0, 64 );
+#if _MSC_VER >= 1400
+        sprintf_s(s,"ASSIMP.binary-dump.%s",asctime(p));
+#else
+        ai_snprintf(s,64,"ASSIMP.binary-dump.%s",asctime(p));
+#endif
+        out->Write( s, 44, 1 );
+        // == 44 bytes
+
+        Write<unsigned int>( out, ASSBIN_VERSION_MAJOR );
+        Write<unsigned int>( out, ASSBIN_VERSION_MINOR );
+        Write<unsigned int>( out, aiGetVersionRevision() );
+        Write<unsigned int>( out, aiGetCompileFlags() );
+        Write<uint16_t>( out, shortened );
+        Write<uint16_t>( out, compressed );
+        // ==  20 bytes
+
+        char buff[256];
+        strncpy(buff,pFile,256);
+        out->Write(buff,sizeof(char),256);
+
+        char cmd[] = "\0";
+        strncpy(buff,cmd,128);
+        out->Write(buff,sizeof(char),128);
+
+        // leave 64 bytes free for future extensions
+        memset(buff,0xcd,64);
+        out->Write(buff,sizeof(char),64);
+        // == 435 bytes
+
+        // ==== total header size: 512 bytes
+        ai_assert( out->Tell() == ASSBIN_HEADER_LENGTH );
+
+        // Up to here the data is uncompressed. For compressed files, the rest
+        // is compressed using standard DEFLATE from zlib.
+        if (compressed)
+        {
+            AssbinChunkWriter uncompressedStream( NULL, 0 );
+            WriteBinaryScene( &uncompressedStream, pScene );
+
+            uLongf uncompressedSize = static_cast<uLongf>(uncompressedStream.Tell());
+            uLongf compressedSize = (uLongf)compressBound(uncompressedSize);
+            uint8_t* compressedBuffer = new uint8_t[ compressedSize ];
+
+            int res = compress2( compressedBuffer, &compressedSize, (const Bytef*)uncompressedStream.GetBufferPointer(), uncompressedSize, 9 );
+            if(res != Z_OK)
+            {
+                delete [] compressedBuffer;
+                pIOSystem->Close(out);
+                throw DeadlyExportError("Compression failed.");
+            }
+
+            out->Write( &uncompressedSize, sizeof(uint32_t), 1 );
+            out->Write( compressedBuffer, sizeof(char), compressedSize );
+
+            delete[] compressedBuffer;
+        }
+        else
+        {
+            WriteBinaryScene( out, pScene );
+        }
+
+        pIOSystem->Close( out );
+    }
+};
+
 void ExportSceneAssbin(const char* pFile, IOSystem* pIOSystem, const aiScene* pScene, const ExportProperties* /*pProperties*/) {
-    DumpSceneToAssbin(
-        pFile,
-        "\0", // no command(s).
-        pIOSystem,
-        pScene,
-        false, // shortened?
-        false); // compressed?
+    AssbinExport exporter;
+    exporter.WriteBinaryDump( pFile, pIOSystem, pScene );
 }
 } // end of namespace Assimp
 

Engine/lib/assimp/code/Assbin/AssbinExporter.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Assbin/AssbinFileWriter.cpp

@@ -1,858 +0,0 @@
-/*
-Open Asset Import Library (assimp)
-----------------------------------------------------------------------
-
-Copyright (c) 2006-2020, assimp team
-
-
-All rights reserved.
-
-Redistribution and use of this software in source and binary forms,
-with or without modification, are permitted provided that the
-following conditions are met:
-
-* Redistributions of source code must retain the above
-  copyright notice, this list of conditions and the
-  following disclaimer.
-
-* Redistributions in binary form must reproduce the above
-  copyright notice, this list of conditions and the
-  following disclaimer in the documentation and/or other
-  materials provided with the distribution.
-
-* Neither the name of the assimp team, nor the names of its
-  contributors may be used to endorse or promote products
-  derived from this software without specific prior
-  written permission of the assimp team.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-----------------------------------------------------------------------
-*/
-/** @file  AssbinFileWriter.cpp
- *  @brief Implementation of Assbin file writer.
- */
-
-#include "AssbinFileWriter.h"
-
-#include "Common/assbin_chunks.h"
-#include "PostProcessing/ProcessHelper.h"
-
-#include <assimp/version.h>
-#include <assimp/IOStream.hpp>
-#include <assimp/Exporter.hpp>
-#include <assimp/Exceptional.h>
-
-#ifdef ASSIMP_BUILD_NO_OWN_ZLIB
-#   include <zlib.h>
-#else
-#   include "../contrib/zlib/zlib.h"
-#endif
-
-#include <time.h>
-
-namespace Assimp {
-
-template <typename T>
-size_t Write(IOStream * stream, const T& v) {
-    return stream->Write( &v, sizeof(T), 1 );
-}
-
-// -----------------------------------------------------------------------------------
-// Serialize an aiString
-template <>
-inline
-size_t Write<aiString>(IOStream * stream, const aiString& s) {
-    const size_t s2 = (uint32_t)s.length;
-    stream->Write(&s,4,1);
-    stream->Write(s.data,s2,1);
-
-    return s2+4;
-}
-
-// -----------------------------------------------------------------------------------
-// Serialize an unsigned int as uint32_t
-template <>
-inline
-size_t Write<unsigned int>(IOStream * stream, const unsigned int& w) {
-    const uint32_t t = (uint32_t)w;
-    if (w > t) {
-        // this shouldn't happen, integers in Assimp data structures never exceed 2^32
-        throw DeadlyExportError("loss of data due to 64 -> 32 bit integer conversion");
-    }
-
-    stream->Write(&t,4,1);
-
-    return 4;
-}
-
-// -----------------------------------------------------------------------------------
-// Serialize an unsigned int as uint16_t
-template <>
-inline
-size_t Write<uint16_t>(IOStream * stream, const uint16_t& w) {
-    static_assert(sizeof(uint16_t)==2, "sizeof(uint16_t)==2");
-    stream->Write(&w,2,1);
-
-    return 2;
-}
-
-// -----------------------------------------------------------------------------------
-// Serialize a float
-template <>
-inline
-size_t Write<float>(IOStream * stream, const float& f) {
-    static_assert(sizeof(float)==4, "sizeof(float)==4");
-    stream->Write(&f,4,1);
-
-    return 4;
-}
-
-// -----------------------------------------------------------------------------------
-// Serialize a double
-template <>
-inline
-size_t Write<double>(IOStream * stream, const double& f) {
-    static_assert(sizeof(double)==8, "sizeof(double)==8");
-    stream->Write(&f,8,1);
-
-    return 8;
-}
-
-// -----------------------------------------------------------------------------------
-// Serialize a vec3
-template <>
-inline
-size_t Write<aiVector3D>(IOStream * stream, const aiVector3D& v) {
-    size_t t = Write<float>(stream,v.x);
-    t += Write<float>(stream,v.y);
-    t += Write<float>(stream,v.z);
-
-    return t;
-}
-
-// -----------------------------------------------------------------------------------
-// Serialize a color value
-template <>
-inline
-size_t Write<aiColor3D>(IOStream * stream, const aiColor3D& v) {
-    size_t t = Write<float>(stream,v.r);
-    t += Write<float>(stream,v.g);
-    t += Write<float>(stream,v.b);
-
-    return t;
-}
-
-// -----------------------------------------------------------------------------------
-// Serialize a color value
-template <>
-inline
-size_t Write<aiColor4D>(IOStream * stream, const aiColor4D& v) {
-    size_t t = Write<float>(stream,v.r);
-    t += Write<float>(stream,v.g);
-    t += Write<float>(stream,v.b);
-    t += Write<float>(stream,v.a);
-
-    return t;
-}
-
-// -----------------------------------------------------------------------------------
-// Serialize a quaternion
-template <>
-inline
-size_t Write<aiQuaternion>(IOStream * stream, const aiQuaternion& v) {
-    size_t t = Write<float>(stream,v.w);
-    t += Write<float>(stream,v.x);
-    t += Write<float>(stream,v.y);
-    t += Write<float>(stream,v.z);
-    ai_assert(t == 16);
-
-    return 16;
-}
-
-// -----------------------------------------------------------------------------------
-// Serialize a vertex weight
-template <>
-inline
-size_t Write<aiVertexWeight>(IOStream * stream, const aiVertexWeight& v) {
-    size_t t = Write<unsigned int>(stream,v.mVertexId);
-
-    return t+Write<float>(stream,v.mWeight);
-}
-
-// -----------------------------------------------------------------------------------
-// Serialize a mat4x4
-template <>
-inline
-size_t Write<aiMatrix4x4>(IOStream * stream, const aiMatrix4x4& m) {
-    for (unsigned int i = 0; i < 4;++i) {
-        for (unsigned int i2 = 0; i2 < 4;++i2) {
-            Write<float>(stream,m[i][i2]);
-        }
-    }
-
-    return 64;
-}
-
-// -----------------------------------------------------------------------------------
-// Serialize an aiVectorKey
-template <>
-inline
-size_t Write<aiVectorKey>(IOStream * stream, const aiVectorKey& v) {
-    const size_t t = Write<double>(stream,v.mTime);
-    return t + Write<aiVector3D>(stream,v.mValue);
-}
-
-// -----------------------------------------------------------------------------------
-// Serialize an aiQuatKey
-template <>
-inline
-size_t Write<aiQuatKey>(IOStream * stream, const aiQuatKey& v) {
-    const size_t t = Write<double>(stream,v.mTime);
-    return t + Write<aiQuaternion>(stream,v.mValue);
-}
-
-template <typename T>
-inline
-size_t WriteBounds(IOStream * stream, const T* in, unsigned int size) {
-    T minc, maxc;
-    ArrayBounds(in,size,minc,maxc);
-
-    const size_t t = Write<T>(stream,minc);
-    return t + Write<T>(stream,maxc);
-}
-
-// We use this to write out non-byte arrays so that we write using the specializations.
-// This way we avoid writing out extra bytes that potentially come from struct alignment.
-template <typename T>
-inline
-size_t WriteArray(IOStream * stream, const T* in, unsigned int size) {
-    size_t n = 0;
-    for (unsigned int i=0; i<size; i++) n += Write<T>(stream,in[i]);
-
-    return n;
-}
-
-// ----------------------------------------------------------------------------------
-/** @class  AssbinChunkWriter
- *  @brief  Chunk writer mechanism for the .assbin file structure
- *
- *  This is a standard in-memory IOStream (most of the code is based on BlobIOStream),
- *  the difference being that this takes another IOStream as a "container" in the
- *  constructor, and when it is destroyed, it appends the magic number, the chunk size,
- *  and the chunk contents to the container stream. This allows relatively easy chunk
- *  chunk construction, even recursively.
- */
-class AssbinChunkWriter : public IOStream
-{
-private:
-
-    uint8_t* buffer;
-    uint32_t magic;
-    IOStream * container;
-    size_t cur_size, cursor, initial;
-
-private:
-    // -------------------------------------------------------------------
-    void Grow(size_t need = 0)
-    {
-        size_t new_size = std::max(initial, std::max( need, cur_size+(cur_size>>1) ));
-
-        const uint8_t* const old = buffer;
-        buffer = new uint8_t[new_size];
-
-        if (old) {
-            memcpy(buffer,old,cur_size);
-            delete[] old;
-        }
-
-        cur_size = new_size;
-    }
-
-public:
-
-    AssbinChunkWriter( IOStream * container, uint32_t magic, size_t initial = 4096)
-        : buffer(NULL), magic(magic), container(container), cur_size(0), cursor(0), initial(initial)
-    {
-    }
-
-    virtual ~AssbinChunkWriter()
-    {
-        if (container) {
-            container->Write( &magic, sizeof(uint32_t), 1 );
-            container->Write( &cursor, sizeof(uint32_t), 1 );
-            container->Write( buffer, 1, cursor );
-        }
-        if (buffer) delete[] buffer;
-    }
-
-    void * GetBufferPointer() { return buffer; }
-
-    // -------------------------------------------------------------------
-    virtual size_t Read(void* /*pvBuffer*/, size_t /*pSize*/, size_t /*pCount*/) {
-        return 0;
-    }
-    virtual aiReturn Seek(size_t /*pOffset*/, aiOrigin /*pOrigin*/) {
-        return aiReturn_FAILURE;
-    }
-    virtual size_t Tell() const {
-        return cursor;
-    }
-    virtual void Flush() {
-        // not implemented
-    }
-
-    virtual size_t FileSize() const {
-        return cursor;
-    }
-
-    // -------------------------------------------------------------------
-    virtual size_t Write(const void* pvBuffer, size_t pSize, size_t pCount) {
-        pSize *= pCount;
-        if (cursor + pSize > cur_size) {
-            Grow(cursor + pSize);
-        }
-
-        memcpy(buffer+cursor, pvBuffer, pSize);
-        cursor += pSize;
-
-        return pCount;
-    }
-
-};
-
-// ----------------------------------------------------------------------------------
-/** @class  AssbinFileWriter
- *  @brief  Assbin file writer class
- *
- *  This class writes an .assbin file, and is responsible for the file layout.
- */
-class AssbinFileWriter
-{
-private:
-    bool shortened;
-    bool compressed;
-
-protected:
-    // -----------------------------------------------------------------------------------
-    void WriteBinaryNode( IOStream * container, const aiNode* node)
-    {
-        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AINODE );
-
-        unsigned int nb_metadata = (node->mMetaData != NULL ? node->mMetaData->mNumProperties : 0);
-
-        Write<aiString>(&chunk,node->mName);
-        Write<aiMatrix4x4>(&chunk,node->mTransformation);
-        Write<unsigned int>(&chunk,node->mNumChildren);
-        Write<unsigned int>(&chunk,node->mNumMeshes);
-        Write<unsigned int>(&chunk,nb_metadata);
-
-        for (unsigned int i = 0; i < node->mNumMeshes;++i) {
-            Write<unsigned int>(&chunk,node->mMeshes[i]);
-        }
-
-        for (unsigned int i = 0; i < node->mNumChildren;++i) {
-            WriteBinaryNode( &chunk, node->mChildren[i] );
-        }
-
-        for (unsigned int i = 0; i < nb_metadata; ++i) {
-            const aiString& key = node->mMetaData->mKeys[i];
-            aiMetadataType type = node->mMetaData->mValues[i].mType;
-            void* value = node->mMetaData->mValues[i].mData;
-
-            Write<aiString>(&chunk, key);
-            Write<uint16_t>(&chunk, type);
-
-            switch (type) {
-                case AI_BOOL:
-                    Write<bool>(&chunk, *((bool*) value));
-                    break;
-                case AI_INT32:
-                    Write<int32_t>(&chunk, *((int32_t*) value));
-                    break;
-                case AI_UINT64:
-                    Write<uint64_t>(&chunk, *((uint64_t*) value));
-                    break;
-                case AI_FLOAT:
-                    Write<float>(&chunk, *((float*) value));
-                    break;
-                case AI_DOUBLE:
-                    Write<double>(&chunk, *((double*) value));
-                    break;
-                case AI_AISTRING:
-                    Write<aiString>(&chunk, *((aiString*) value));
-                    break;
-                case AI_AIVECTOR3D:
-                    Write<aiVector3D>(&chunk, *((aiVector3D*) value));
-                    break;
-#ifdef SWIG
-                case FORCE_32BIT:
-#endif // SWIG
-                default:
-                    break;
-            }
-        }
-    }
-
-    // -----------------------------------------------------------------------------------
-    void WriteBinaryTexture(IOStream * container, const aiTexture* tex)
-    {
-        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AITEXTURE );
-
-        Write<unsigned int>(&chunk,tex->mWidth);
-        Write<unsigned int>(&chunk,tex->mHeight);
-        // Write the texture format, but don't include the null terminator.
-        chunk.Write( tex->achFormatHint, sizeof(char), HINTMAXTEXTURELEN - 1 );
-
-        if(!shortened) {
-            if (!tex->mHeight) {
-                chunk.Write(tex->pcData,1,tex->mWidth);
-            }
-            else {
-                chunk.Write(tex->pcData,1,tex->mWidth*tex->mHeight*4);
-            }
-        }
-
-    }
-
-    // -----------------------------------------------------------------------------------
-    void WriteBinaryBone(IOStream * container, const aiBone* b)
-    {
-        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AIBONE );
-
-        Write<aiString>(&chunk,b->mName);
-        Write<unsigned int>(&chunk,b->mNumWeights);
-        Write<aiMatrix4x4>(&chunk,b->mOffsetMatrix);
-
-        // for the moment we write dumb min/max values for the bones, too.
-        // maybe I'll add a better, hash-like solution later
-        if (shortened) {
-            WriteBounds(&chunk,b->mWeights,b->mNumWeights);
-        } // else write as usual
-        else WriteArray<aiVertexWeight>(&chunk,b->mWeights,b->mNumWeights);
-    }
-
-    // -----------------------------------------------------------------------------------
-    void WriteBinaryMesh(IOStream * container, const aiMesh* mesh)
-    {
-        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AIMESH );
-
-        Write<unsigned int>(&chunk,mesh->mPrimitiveTypes);
-        Write<unsigned int>(&chunk,mesh->mNumVertices);
-        Write<unsigned int>(&chunk,mesh->mNumFaces);
-        Write<unsigned int>(&chunk,mesh->mNumBones);
-        Write<unsigned int>(&chunk,mesh->mMaterialIndex);
-
-        // first of all, write bits for all existent vertex components
-        unsigned int c = 0;
-        if (mesh->mVertices) {
-            c |= ASSBIN_MESH_HAS_POSITIONS;
-        }
-        if (mesh->mNormals) {
-            c |= ASSBIN_MESH_HAS_NORMALS;
-        }
-        if (mesh->mTangents && mesh->mBitangents) {
-            c |= ASSBIN_MESH_HAS_TANGENTS_AND_BITANGENTS;
-        }
-        for (unsigned int n = 0; n < AI_MAX_NUMBER_OF_TEXTURECOORDS;++n) {
-            if (!mesh->mTextureCoords[n]) {
-                break;
-            }
-            c |= ASSBIN_MESH_HAS_TEXCOORD(n);
-        }
-        for (unsigned int n = 0; n < AI_MAX_NUMBER_OF_COLOR_SETS;++n) {
-            if (!mesh->mColors[n]) {
-                break;
-            }
-            c |= ASSBIN_MESH_HAS_COLOR(n);
-        }
-        Write<unsigned int>(&chunk,c);
-
-        aiVector3D minVec, maxVec;
-        if (mesh->mVertices) {
-            if (shortened) {
-                WriteBounds(&chunk,mesh->mVertices,mesh->mNumVertices);
-            } // else write as usual
-            else WriteArray<aiVector3D>(&chunk,mesh->mVertices,mesh->mNumVertices);
-        }
-        if (mesh->mNormals) {
-            if (shortened) {
-                WriteBounds(&chunk,mesh->mNormals,mesh->mNumVertices);
-            } // else write as usual
-            else WriteArray<aiVector3D>(&chunk,mesh->mNormals,mesh->mNumVertices);
-        }
-        if (mesh->mTangents && mesh->mBitangents) {
-            if (shortened) {
-                WriteBounds(&chunk,mesh->mTangents,mesh->mNumVertices);
-                WriteBounds(&chunk,mesh->mBitangents,mesh->mNumVertices);
-            } // else write as usual
-            else {
-                WriteArray<aiVector3D>(&chunk,mesh->mTangents,mesh->mNumVertices);
-                WriteArray<aiVector3D>(&chunk,mesh->mBitangents,mesh->mNumVertices);
-            }
-        }
-        for (unsigned int n = 0; n < AI_MAX_NUMBER_OF_COLOR_SETS;++n) {
-            if (!mesh->mColors[n])
-                break;
-
-            if (shortened) {
-                WriteBounds(&chunk,mesh->mColors[n],mesh->mNumVertices);
-            } // else write as usual
-            else WriteArray<aiColor4D>(&chunk,mesh->mColors[n],mesh->mNumVertices);
-        }
-        for (unsigned int n = 0; n < AI_MAX_NUMBER_OF_TEXTURECOORDS;++n) {
-            if (!mesh->mTextureCoords[n])
-                break;
-
-            // write number of UV components
-            Write<unsigned int>(&chunk,mesh->mNumUVComponents[n]);
-
-            if (shortened) {
-                WriteBounds(&chunk,mesh->mTextureCoords[n],mesh->mNumVertices);
-            } // else write as usual
-            else WriteArray<aiVector3D>(&chunk,mesh->mTextureCoords[n],mesh->mNumVertices);
-        }
-
-        // write faces. There are no floating-point calculations involved
-        // in these, so we can write a simple hash over the face data
-        // to the dump file. We generate a single 32 Bit hash for 512 faces
-        // using Assimp's standard hashing function.
-        if (shortened) {
-            unsigned int processed = 0;
-            for (unsigned int job;(job = std::min(mesh->mNumFaces-processed,512u));processed += job) {
-
-                uint32_t hash = 0;
-                for (unsigned int a = 0; a < job;++a) {
-
-                    const aiFace& f = mesh->mFaces[processed+a];
-                    uint32_t tmp = f.mNumIndices;
-                    hash = SuperFastHash(reinterpret_cast<const char*>(&tmp),sizeof tmp,hash);
-                    for (unsigned int i = 0; i < f.mNumIndices; ++i) {
-                        static_assert(AI_MAX_VERTICES <= 0xffffffff, "AI_MAX_VERTICES <= 0xffffffff");
-                        tmp = static_cast<uint32_t>( f.mIndices[i] );
-                        hash = SuperFastHash(reinterpret_cast<const char*>(&tmp),sizeof tmp,hash);
-                    }
-                }
-                Write<unsigned int>(&chunk,hash);
-            }
-        }
-        else // else write as usual
-        {
-            // if there are less than 2^16 vertices, we can simply use 16 bit integers ...
-            for (unsigned int i = 0; i < mesh->mNumFaces;++i) {
-                const aiFace& f = mesh->mFaces[i];
-
-                static_assert(AI_MAX_FACE_INDICES <= 0xffff, "AI_MAX_FACE_INDICES <= 0xffff");
-                Write<uint16_t>(&chunk,f.mNumIndices);
-
-                for (unsigned int a = 0; a < f.mNumIndices;++a) {
-                    if (mesh->mNumVertices < (1u<<16)) {
-                        Write<uint16_t>(&chunk,f.mIndices[a]);
-                    }
-                    else Write<unsigned int>(&chunk,f.mIndices[a]);
-                }
-            }
-        }
-
-        // write bones
-        if (mesh->mNumBones) {
-            for (unsigned int a = 0; a < mesh->mNumBones;++a) {
-                const aiBone* b = mesh->mBones[a];
-                WriteBinaryBone(&chunk,b);
-            }
-        }
-    }
-
-    // -----------------------------------------------------------------------------------
-    void WriteBinaryMaterialProperty(IOStream * container, const aiMaterialProperty* prop)
-    {
-        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AIMATERIALPROPERTY );
-
-        Write<aiString>(&chunk,prop->mKey);
-        Write<unsigned int>(&chunk,prop->mSemantic);
-        Write<unsigned int>(&chunk,prop->mIndex);
-
-        Write<unsigned int>(&chunk,prop->mDataLength);
-        Write<unsigned int>(&chunk,(unsigned int)prop->mType);
-        chunk.Write(prop->mData,1,prop->mDataLength);
-    }
-
-    // -----------------------------------------------------------------------------------
-    void WriteBinaryMaterial(IOStream * container, const aiMaterial* mat)
-    {
-        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AIMATERIAL);
-
-        Write<unsigned int>(&chunk,mat->mNumProperties);
-        for (unsigned int i = 0; i < mat->mNumProperties;++i) {
-            WriteBinaryMaterialProperty( &chunk, mat->mProperties[i]);
-        }
-    }
-
-    // -----------------------------------------------------------------------------------
-    void WriteBinaryNodeAnim(IOStream * container, const aiNodeAnim* nd)
-    {
-        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AINODEANIM );
-
-        Write<aiString>(&chunk,nd->mNodeName);
-        Write<unsigned int>(&chunk,nd->mNumPositionKeys);
-        Write<unsigned int>(&chunk,nd->mNumRotationKeys);
-        Write<unsigned int>(&chunk,nd->mNumScalingKeys);
-        Write<unsigned int>(&chunk,nd->mPreState);
-        Write<unsigned int>(&chunk,nd->mPostState);
-
-        if (nd->mPositionKeys) {
-            if (shortened) {
-                WriteBounds(&chunk,nd->mPositionKeys,nd->mNumPositionKeys);
-
-            } // else write as usual
-            else WriteArray<aiVectorKey>(&chunk,nd->mPositionKeys,nd->mNumPositionKeys);
-        }
-        if (nd->mRotationKeys) {
-            if (shortened) {
-                WriteBounds(&chunk,nd->mRotationKeys,nd->mNumRotationKeys);
-
-            } // else write as usual
-            else WriteArray<aiQuatKey>(&chunk,nd->mRotationKeys,nd->mNumRotationKeys);
-        }
-        if (nd->mScalingKeys) {
-            if (shortened) {
-                WriteBounds(&chunk,nd->mScalingKeys,nd->mNumScalingKeys);
-
-            } // else write as usual
-            else WriteArray<aiVectorKey>(&chunk,nd->mScalingKeys,nd->mNumScalingKeys);
-        }
-    }
-
-
-    // -----------------------------------------------------------------------------------
-    void WriteBinaryAnim( IOStream * container, const aiAnimation* anim )
-    {
-        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AIANIMATION );
-
-        Write<aiString>(&chunk,anim->mName);
-        Write<double>(&chunk,anim->mDuration);
-        Write<double>(&chunk,anim->mTicksPerSecond);
-        Write<unsigned int>(&chunk,anim->mNumChannels);
-
-        for (unsigned int a = 0; a < anim->mNumChannels;++a) {
-            const aiNodeAnim* nd = anim->mChannels[a];
-            WriteBinaryNodeAnim(&chunk,nd);
-        }
-    }
-
-    // -----------------------------------------------------------------------------------
-    void WriteBinaryLight( IOStream * container, const aiLight* l )
-    {
-        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AILIGHT );
-
-        Write<aiString>(&chunk,l->mName);
-        Write<unsigned int>(&chunk,l->mType);
-
-        if (l->mType != aiLightSource_DIRECTIONAL) {
-            Write<float>(&chunk,l->mAttenuationConstant);
-            Write<float>(&chunk,l->mAttenuationLinear);
-            Write<float>(&chunk,l->mAttenuationQuadratic);
-        }
-
-        Write<aiColor3D>(&chunk,l->mColorDiffuse);
-        Write<aiColor3D>(&chunk,l->mColorSpecular);
-        Write<aiColor3D>(&chunk,l->mColorAmbient);
-
-        if (l->mType == aiLightSource_SPOT) {
-            Write<float>(&chunk,l->mAngleInnerCone);
-            Write<float>(&chunk,l->mAngleOuterCone);
-        }
-
-    }
-
-    // -----------------------------------------------------------------------------------
-    void WriteBinaryCamera( IOStream * container, const aiCamera* cam )
-    {
-        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AICAMERA );
-
-        Write<aiString>(&chunk,cam->mName);
-        Write<aiVector3D>(&chunk,cam->mPosition);
-        Write<aiVector3D>(&chunk,cam->mLookAt);
-        Write<aiVector3D>(&chunk,cam->mUp);
-        Write<float>(&chunk,cam->mHorizontalFOV);
-        Write<float>(&chunk,cam->mClipPlaneNear);
-        Write<float>(&chunk,cam->mClipPlaneFar);
-        Write<float>(&chunk,cam->mAspect);
-    }
-
-    // -----------------------------------------------------------------------------------
-    void WriteBinaryScene( IOStream * container, const aiScene* scene)
-    {
-        AssbinChunkWriter chunk( container, ASSBIN_CHUNK_AISCENE );
-
-        // basic scene information
-        Write<unsigned int>(&chunk,scene->mFlags);
-        Write<unsigned int>(&chunk,scene->mNumMeshes);
-        Write<unsigned int>(&chunk,scene->mNumMaterials);
-        Write<unsigned int>(&chunk,scene->mNumAnimations);
-        Write<unsigned int>(&chunk,scene->mNumTextures);
-        Write<unsigned int>(&chunk,scene->mNumLights);
-        Write<unsigned int>(&chunk,scene->mNumCameras);
-
-        // write node graph
-        WriteBinaryNode( &chunk, scene->mRootNode );
-
-        // write all meshes
-        for (unsigned int i = 0; i < scene->mNumMeshes;++i) {
-            const aiMesh* mesh = scene->mMeshes[i];
-            WriteBinaryMesh( &chunk,mesh);
-        }
-
-        // write materials
-        for (unsigned int i = 0; i< scene->mNumMaterials; ++i) {
-            const aiMaterial* mat = scene->mMaterials[i];
-            WriteBinaryMaterial(&chunk,mat);
-        }
-
-        // write all animations
-        for (unsigned int i = 0; i < scene->mNumAnimations;++i) {
-            const aiAnimation* anim = scene->mAnimations[i];
-            WriteBinaryAnim(&chunk,anim);
-        }
-
-
-        // write all textures
-        for (unsigned int i = 0; i < scene->mNumTextures;++i) {
-            const aiTexture* mesh = scene->mTextures[i];
-            WriteBinaryTexture(&chunk,mesh);
-        }
-
-        // write lights
-        for (unsigned int i = 0; i < scene->mNumLights;++i) {
-            const aiLight* l = scene->mLights[i];
-            WriteBinaryLight(&chunk,l);
-        }
-
-        // write cameras
-        for (unsigned int i = 0; i < scene->mNumCameras;++i) {
-            const aiCamera* cam = scene->mCameras[i];
-            WriteBinaryCamera(&chunk,cam);
-        }
-
-    }
-
-public:
-    AssbinFileWriter(bool shortened, bool compressed)
-        : shortened(shortened), compressed(compressed)
-    {
-    }
-
-    // -----------------------------------------------------------------------------------
-    // Write a binary model dump
-    void WriteBinaryDump(const char* pFile, const char* cmd, IOSystem* pIOSystem, const aiScene* pScene)
-    {
-        IOStream * out = pIOSystem->Open( pFile, "wb" );
-        if (!out)
-            throw std::runtime_error("Unable to open output file " + std::string(pFile) + '\n');
-
-        auto CloseIOStream = [&]() {
-            if (out) {
-                pIOSystem->Close(out);
-                out = nullptr; // Ensure this is only done once.
-            }
-        };
-
-        try {
-            time_t tt = time(NULL);
-#if _WIN32
-            tm* p = gmtime(&tt);
-#else
-            struct tm now;
-            tm* p = gmtime_r(&tt, &now);
-#endif
-
-            // header
-            char s[64];
-            memset(s, 0, 64);
-#if _MSC_VER >= 1400
-            sprintf_s(s, "ASSIMP.binary-dump.%s", asctime(p));
-#else
-            ai_snprintf(s, 64, "ASSIMP.binary-dump.%s", asctime(p));
-#endif
-            out->Write(s, 44, 1);
-            // == 44 bytes
-
-            Write<unsigned int>(out, ASSBIN_VERSION_MAJOR);
-            Write<unsigned int>(out, ASSBIN_VERSION_MINOR);
-            Write<unsigned int>(out, aiGetVersionRevision());
-            Write<unsigned int>(out, aiGetCompileFlags());
-            Write<uint16_t>(out, shortened);
-            Write<uint16_t>(out, compressed);
-            // ==  20 bytes
-
-            char buff[256] = {0};
-            ai_snprintf(buff, 256, "%s", pFile);
-            out->Write(buff, sizeof(char), 256);
-
-            memset(buff, 0, sizeof(buff));
-            ai_snprintf(buff, 128, "%s", cmd);
-            out->Write(buff, sizeof(char), 128);
-            
-            // leave 64 bytes free for future extensions
-            memset(buff, 0xcd, 64);
-            out->Write(buff, sizeof(char), 64);
-            // == 435 bytes
-
-            // ==== total header size: 512 bytes
-            ai_assert(out->Tell() == ASSBIN_HEADER_LENGTH);
-
-            // Up to here the data is uncompressed. For compressed files, the rest
-            // is compressed using standard DEFLATE from zlib.
-            if (compressed)
-            {
-                AssbinChunkWriter uncompressedStream(NULL, 0);
-                WriteBinaryScene(&uncompressedStream, pScene);
-
-                uLongf uncompressedSize = static_cast<uLongf>(uncompressedStream.Tell());
-                uLongf compressedSize = (uLongf)compressBound(uncompressedSize);
-                uint8_t* compressedBuffer = new uint8_t[compressedSize];
-
-                int res = compress2(compressedBuffer, &compressedSize, (const Bytef*)uncompressedStream.GetBufferPointer(), uncompressedSize, 9);
-                if (res != Z_OK)
-                {
-                    delete[] compressedBuffer;
-                    throw DeadlyExportError("Compression failed.");
-                }
-
-                out->Write(&uncompressedSize, sizeof(uint32_t), 1);
-                out->Write(compressedBuffer, sizeof(char), compressedSize);
-
-                delete[] compressedBuffer;
-            }
-            else
-            {
-                WriteBinaryScene(out, pScene);
-            }
-
-            CloseIOStream();
-        }
-        catch (...) {
-            CloseIOStream();
-            throw;
-        }
-    }
-};
-
-void DumpSceneToAssbin(
-    const char* pFile, const char* cmd, IOSystem* pIOSystem,
-    const aiScene* pScene, bool shortened, bool compressed) {
-    AssbinFileWriter fileWriter(shortened, compressed);
-    fileWriter.WriteBinaryDump(pFile, cmd, pIOSystem, pScene);
-}
-
-} // end of namespace Assimp

Engine/lib/assimp/code/Assbin/AssbinFileWriter.h

@@ -1,66 +0,0 @@
-/*
-Open Asset Import Library (assimp)
-----------------------------------------------------------------------
-
-Copyright (c) 2006-2020, assimp team
-
-
-All rights reserved.
-
-Redistribution and use of this software in source and binary forms,
-with or without modification, are permitted provided that the
-following conditions are met:
-
-* Redistributions of source code must retain the above
-  copyright notice, this list of conditions and the
-  following disclaimer.
-
-* Redistributions in binary form must reproduce the above
-  copyright notice, this list of conditions and the
-  following disclaimer in the documentation and/or other
-  materials provided with the distribution.
-
-* Neither the name of the assimp team, nor the names of its
-  contributors may be used to endorse or promote products
-  derived from this software without specific prior
-  written permission of the assimp team.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-----------------------------------------------------------------------
-*/
-
-/** @file AssbinFileWriter.h
- *  @brief Declaration of Assbin file writer.
- */
-
-#ifndef AI_ASSBINFILEWRITER_H_INC
-#define AI_ASSBINFILEWRITER_H_INC
-
-#include <assimp/defs.h>
-#include <assimp/scene.h>
-#include <assimp/IOSystem.hpp>
-
-namespace Assimp {
-
-void ASSIMP_API DumpSceneToAssbin(
-    const char* pFile,
-    const char* cmd,
-    IOSystem* pIOSystem,
-    const aiScene* pScene,
-    bool shortened,
-    bool compressed);
-
-}
-
-#endif // AI_ASSBINFILEWRITER_H_INC

Engine/lib/assimp/code/Assbin/AssbinLoader.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 
@@ -535,7 +535,7 @@ void AssbinImporter::ReadBinaryTexture(IOStream * stream, aiTexture* tex) {
 
     tex->mWidth = Read<unsigned int>(stream);
     tex->mHeight = Read<unsigned int>(stream);
-    stream->Read( tex->achFormatHint, sizeof(char), HINTMAXTEXTURELEN - 1 );
+    stream->Read( tex->achFormatHint, sizeof(char), 4 );
 
     if(!shortened) {
         if (!tex->mHeight) {

Engine/lib/assimp/code/Assbin/AssbinLoader.h

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Assjson/cencode.c

@@ -42,7 +42,7 @@ int base64_encode_block(const char* plaintext_in, int length_in, char* code_out,
 			{
 				state_in->result = result;
 				state_in->step = step_A;
-				return (int)(codechar - code_out);
+				return codechar - code_out;
 			}
 			fragment = *plainchar++;
 			result = (fragment & 0x0fc) >> 2;
@@ -53,7 +53,7 @@ int base64_encode_block(const char* plaintext_in, int length_in, char* code_out,
 			{
 				state_in->result = result;
 				state_in->step = step_B;
-				return (int)(codechar - code_out);
+				return codechar - code_out;
 			}
 			fragment = *plainchar++;
 			result |= (fragment & 0x0f0) >> 4;
@@ -64,7 +64,7 @@ int base64_encode_block(const char* plaintext_in, int length_in, char* code_out,
 			{
 				state_in->result = result;
 				state_in->step = step_C;
-				return (int)(codechar - code_out);
+				return codechar - code_out;
 			}
 			fragment = *plainchar++;
 			result |= (fragment & 0x0c0) >> 6;
@@ -81,7 +81,7 @@ int base64_encode_block(const char* plaintext_in, int length_in, char* code_out,
 		}
 	}
 	/* control should not reach here */
-	return (int)(codechar - code_out);
+	return codechar - code_out;
 }
 
 int base64_encode_blockend(char* code_out, base64_encodestate* state_in)
@@ -104,6 +104,6 @@ int base64_encode_blockend(char* code_out, base64_encodestate* state_in)
 	}
 	*codechar++ = '\n';
 	
-	return (int)(codechar - code_out);
+	return codechar - code_out;
 }
 

Engine/lib/assimp/code/Assxml/AssxmlExporter.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.
@@ -46,20 +46,607 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #ifndef ASSIMP_BUILD_NO_EXPORT
 #ifndef ASSIMP_BUILD_NO_ASSXML_EXPORTER
 
-#include "AssxmlFileWriter.h"
+#include "PostProcessing/ProcessHelper.h"
+
+#include <assimp/version.h>
+#include <assimp/IOStream.hpp>
 #include <assimp/IOSystem.hpp>
 #include <assimp/Exporter.hpp>
 
+#include <stdarg.h>
+
+#ifdef ASSIMP_BUILD_NO_OWN_ZLIB
+#   include <zlib.h>
+#else
+#   include <contrib/zlib/zlib.h>
+#endif
+
+#include <time.h>
+#include <stdio.h>
+
+using namespace Assimp;
+
 namespace Assimp    {
 
+namespace AssxmlExport  {
+
+// -----------------------------------------------------------------------------------
+static int ioprintf( IOStream * io, const char *format, ... ) {
+	using namespace std;
+    if ( nullptr == io ) {
+        return -1;
+    }
+
+    static const int Size = 4096;
+    char sz[ Size ];
+    ::memset( sz, '\0', Size );
+    va_list va;
+    va_start( va, format );
+    const unsigned int nSize = vsnprintf( sz, Size-1, format, va );
+    ai_assert( nSize < Size );
+    va_end( va );
+
+    io->Write( sz, sizeof(char), nSize );
+
+    return nSize;
+}
+
+// -----------------------------------------------------------------------------------
+// Convert a name to standard XML format
+static void ConvertName(aiString& out, const aiString& in) {
+    out.length = 0;
+    for (unsigned int i = 0; i < in.length; ++i)  {
+        switch (in.data[i]) {
+            case '<':
+                out.Append("&lt;");break;
+            case '>':
+                out.Append("&gt;");break;
+            case '&':
+                out.Append("&amp;");break;
+            case '\"':
+                out.Append("&quot;");break;
+            case '\'':
+                out.Append("&apos;");break;
+            default:
+                out.data[out.length++] = in.data[i];
+        }
+    }
+    out.data[out.length] = 0;
+}
+
+// -----------------------------------------------------------------------------------
+// Write a single node as text dump
+static void WriteNode(const aiNode* node, IOStream * io, unsigned int depth) {
+    char prefix[512];
+    for (unsigned int i = 0; i < depth;++i)
+        prefix[i] = '\t';
+    prefix[depth] = '\0';
+
+    const aiMatrix4x4& m = node->mTransformation;
+
+    aiString name;
+    ConvertName(name,node->mName);
+    ioprintf(io,"%s<Node name=\"%s\"> \n"
+        "%s\t<Matrix4> \n"
+        "%s\t\t%0 6f %0 6f %0 6f %0 6f\n"
+        "%s\t\t%0 6f %0 6f %0 6f %0 6f\n"
+        "%s\t\t%0 6f %0 6f %0 6f %0 6f\n"
+        "%s\t\t%0 6f %0 6f %0 6f %0 6f\n"
+        "%s\t</Matrix4> \n",
+        prefix,name.data,prefix,
+        prefix,m.a1,m.a2,m.a3,m.a4,
+        prefix,m.b1,m.b2,m.b3,m.b4,
+        prefix,m.c1,m.c2,m.c3,m.c4,
+        prefix,m.d1,m.d2,m.d3,m.d4,prefix);
+
+    if (node->mNumMeshes) {
+        ioprintf(io, "%s\t<MeshRefs num=\"%i\">\n%s\t",
+            prefix,node->mNumMeshes,prefix);
+
+        for (unsigned int i = 0; i < node->mNumMeshes;++i) {
+            ioprintf(io,"%i ",node->mMeshes[i]);
+        }
+        ioprintf(io,"\n%s\t</MeshRefs>\n",prefix);
+    }
+
+    if (node->mNumChildren) {
+        ioprintf(io,"%s\t<NodeList num=\"%i\">\n",
+            prefix,node->mNumChildren);
+
+        for (unsigned int i = 0; i < node->mNumChildren;++i) {
+            WriteNode(node->mChildren[i],io,depth+2);
+        }
+        ioprintf(io,"%s\t</NodeList>\n",prefix);
+    }
+    ioprintf(io,"%s</Node>\n",prefix);
+}
+
+
+// -----------------------------------------------------------------------------------
+// Some chuncks of text will need to be encoded for XML
+// http://stackoverflow.com/questions/5665231/most-efficient-way-to-escape-xml-html-in-c-string#5665377
+static std::string encodeXML(const std::string& data) {
+    std::string buffer;
+    buffer.reserve(data.size());
+    for(size_t pos = 0; pos != data.size(); ++pos) {
+            switch(data[pos]) {
+                    case '&':  buffer.append("&amp;");              break;
+                    case '\"': buffer.append("&quot;");             break;
+                    case '\'': buffer.append("&apos;");             break;
+                    case '<':  buffer.append("&lt;");                   break;
+                    case '>':  buffer.append("&gt;");                   break;
+                    default:   buffer.append(&data[pos], 1);    break;
+            }
+    }
+    return buffer;
+}
+
+// -----------------------------------------------------------------------------------
+// Write a text model dump
+static
+void WriteDump(const aiScene* scene, IOStream* io, bool shortened) {
+    time_t tt = ::time( NULL );
+#if _WIN32
+    tm* p = gmtime(&tt);
+#else
+    struct tm now;
+    tm* p = gmtime_r(&tt, &now);
+#endif
+    ai_assert(nullptr != p);
+
+    // write header
+    std::string header(
+        "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n"
+        "<ASSIMP format_id=\"1\">\n\n"
+        "<!-- XML Model dump produced by assimp dump\n"
+        "  Library version: %i.%i.%i\n"
+        "  %s\n"
+        "-->"
+        " \n\n"
+        "<Scene flags=\"%d\" postprocessing=\"%i\">\n"
+    );
+
+    const unsigned int majorVersion( aiGetVersionMajor() );
+    const unsigned int minorVersion( aiGetVersionMinor() );
+    const unsigned int rev( aiGetVersionRevision() );
+    const char *curtime( asctime( p ) );
+    ioprintf( io, header.c_str(), majorVersion, minorVersion, rev, curtime, scene->mFlags, 0 );
+
+    // write the node graph
+    WriteNode(scene->mRootNode, io, 0);
+
+#if 0
+        // write cameras
+    for (unsigned int i = 0; i < scene->mNumCameras;++i) {
+        aiCamera* cam  = scene->mCameras[i];
+        ConvertName(name,cam->mName);
+
+        // camera header
+        ioprintf(io,"\t<Camera parent=\"%s\">\n"
+            "\t\t<Vector3 name=\"up\"        > %0 8f %0 8f %0 8f </Vector3>\n"
+            "\t\t<Vector3 name=\"lookat\"    > %0 8f %0 8f %0 8f </Vector3>\n"
+            "\t\t<Vector3 name=\"pos\"       > %0 8f %0 8f %0 8f </Vector3>\n"
+            "\t\t<Float   name=\"fov\"       > %f </Float>\n"
+            "\t\t<Float   name=\"aspect\"    > %f </Float>\n"
+            "\t\t<Float   name=\"near_clip\" > %f </Float>\n"
+            "\t\t<Float   name=\"far_clip\"  > %f </Float>\n"
+            "\t</Camera>\n",
+            name.data,
+            cam->mUp.x,cam->mUp.y,cam->mUp.z,
+            cam->mLookAt.x,cam->mLookAt.y,cam->mLookAt.z,
+            cam->mPosition.x,cam->mPosition.y,cam->mPosition.z,
+            cam->mHorizontalFOV,cam->mAspect,cam->mClipPlaneNear,cam->mClipPlaneFar,i);
+    }
+
+    // write lights
+    for (unsigned int i = 0; i < scene->mNumLights;++i) {
+        aiLight* l  = scene->mLights[i];
+        ConvertName(name,l->mName);
+
+        // light header
+        ioprintf(io,"\t<Light parent=\"%s\"> type=\"%s\"\n"
+            "\t\t<Vector3 name=\"diffuse\"   > %0 8f %0 8f %0 8f </Vector3>\n"
+            "\t\t<Vector3 name=\"specular\"  > %0 8f %0 8f %0 8f </Vector3>\n"
+            "\t\t<Vector3 name=\"ambient\"   > %0 8f %0 8f %0 8f </Vector3>\n",
+            name.data,
+            (l->mType == aiLightSource_DIRECTIONAL ? "directional" :
+            (l->mType == aiLightSource_POINT ? "point" : "spot" )),
+            l->mColorDiffuse.r, l->mColorDiffuse.g, l->mColorDiffuse.b,
+            l->mColorSpecular.r,l->mColorSpecular.g,l->mColorSpecular.b,
+            l->mColorAmbient.r, l->mColorAmbient.g, l->mColorAmbient.b);
+
+        if (l->mType != aiLightSource_DIRECTIONAL) {
+            ioprintf(io,
+                "\t\t<Vector3 name=\"pos\"       > %0 8f %0 8f %0 8f </Vector3>\n"
+                "\t\t<Float   name=\"atten_cst\" > %f </Float>\n"
+                "\t\t<Float   name=\"atten_lin\" > %f </Float>\n"
+                "\t\t<Float   name=\"atten_sqr\" > %f </Float>\n",
+                l->mPosition.x,l->mPosition.y,l->mPosition.z,
+                l->mAttenuationConstant,l->mAttenuationLinear,l->mAttenuationQuadratic);
+        }
+
+        if (l->mType != aiLightSource_POINT) {
+            ioprintf(io,
+                "\t\t<Vector3 name=\"lookat\"    > %0 8f %0 8f %0 8f </Vector3>\n",
+                l->mDirection.x,l->mDirection.y,l->mDirection.z);
+        }
+
+        if (l->mType == aiLightSource_SPOT) {
+            ioprintf(io,
+                "\t\t<Float   name=\"cone_out\" > %f </Float>\n"
+                "\t\t<Float   name=\"cone_inn\" > %f </Float>\n",
+                l->mAngleOuterCone,l->mAngleInnerCone);
+        }
+        ioprintf(io,"\t</Light>\n");
+    }
+#endif
+    aiString name;
+
+    // write textures
+    if (scene->mNumTextures) {
+        ioprintf(io,"<TextureList num=\"%i\">\n",scene->mNumTextures);
+        for (unsigned int i = 0; i < scene->mNumTextures;++i) {
+            aiTexture* tex  = scene->mTextures[i];
+            bool compressed = (tex->mHeight == 0);
+
+            // mesh header
+            ioprintf(io,"\t<Texture width=\"%i\" height=\"%i\" compressed=\"%s\"> \n",
+                (compressed ? -1 : tex->mWidth),(compressed ? -1 : tex->mHeight),
+                (compressed ? "true" : "false"));
+
+            if (compressed) {
+                ioprintf(io,"\t\t<Data length=\"%i\"> \n",tex->mWidth);
+
+                if (!shortened) {
+                    for (unsigned int n = 0; n < tex->mWidth;++n) {
+                        ioprintf(io,"\t\t\t%2x",reinterpret_cast<uint8_t*>(tex->pcData)[n]);
+                        if (n && !(n % 50)) {
+                            ioprintf(io,"\n");
+                        }
+                    }
+                }
+            }
+            else if (!shortened){
+                ioprintf(io,"\t\t<Data length=\"%i\"> \n",tex->mWidth*tex->mHeight*4);
+
+                // const unsigned int width = (unsigned int)std::log10((double)std::max(tex->mHeight,tex->mWidth))+1;
+                for (unsigned int y = 0; y < tex->mHeight;++y) {
+                    for (unsigned int x = 0; x < tex->mWidth;++x) {
+                        aiTexel* tx = tex->pcData + y*tex->mWidth+x;
+                        unsigned int r = tx->r,g=tx->g,b=tx->b,a=tx->a;
+                        ioprintf(io,"\t\t\t%2x %2x %2x %2x",r,g,b,a);
+
+                        // group by four for readability
+                        if ( 0 == ( x + y*tex->mWidth ) % 4 ) {
+                            ioprintf( io, "\n" );
+                        }
+                    }
+                }
+            }
+            ioprintf(io,"\t\t</Data>\n\t</Texture>\n");
+        }
+        ioprintf(io,"</TextureList>\n");
+    }
+
+    // write materials
+    if (scene->mNumMaterials) {
+        ioprintf(io,"<MaterialList num=\"%i\">\n",scene->mNumMaterials);
+        for (unsigned int i = 0; i< scene->mNumMaterials; ++i) {
+            const aiMaterial* mat = scene->mMaterials[i];
+
+            ioprintf(io,"\t<Material>\n");
+            ioprintf(io,"\t\t<MatPropertyList  num=\"%i\">\n",mat->mNumProperties);
+            for (unsigned int n = 0; n < mat->mNumProperties;++n) {
+
+                const aiMaterialProperty* prop = mat->mProperties[n];
+                const char* sz = "";
+                if (prop->mType == aiPTI_Float) {
+                    sz = "float";
+                }
+                else if (prop->mType == aiPTI_Integer) {
+                    sz = "integer";
+                }
+                else if (prop->mType == aiPTI_String) {
+                    sz = "string";
+                }
+                else if (prop->mType == aiPTI_Buffer) {
+                    sz = "binary_buffer";
+                }
+
+                ioprintf(io,"\t\t\t<MatProperty key=\"%s\" \n\t\t\ttype=\"%s\" tex_usage=\"%s\" tex_index=\"%i\"",
+                    prop->mKey.data, sz,
+                    ::TextureTypeToString((aiTextureType)prop->mSemantic),prop->mIndex);
+
+                if (prop->mType == aiPTI_Float) {
+                    ioprintf(io," size=\"%i\">\n\t\t\t\t",
+                        static_cast<int>(prop->mDataLength/sizeof(float)));
+
+                    for (unsigned int p = 0; p < prop->mDataLength/sizeof(float);++p) {
+                        ioprintf(io,"%f ",*((float*)(prop->mData+p*sizeof(float))));
+                    }
+                }
+                else if (prop->mType == aiPTI_Integer) {
+                    ioprintf(io," size=\"%i\">\n\t\t\t\t",
+                        static_cast<int>(prop->mDataLength/sizeof(int)));
+
+                    for (unsigned int p = 0; p < prop->mDataLength/sizeof(int);++p) {
+                        ioprintf(io,"%i ",*((int*)(prop->mData+p*sizeof(int))));
+                    }
+                }
+                else if (prop->mType == aiPTI_Buffer) {
+                    ioprintf(io," size=\"%i\">\n\t\t\t\t",
+                        static_cast<int>(prop->mDataLength));
+
+                    for (unsigned int p = 0; p < prop->mDataLength;++p) {
+                        ioprintf(io,"%2x ",prop->mData[p]);
+                        if (p && 0 == p%30) {
+                            ioprintf(io,"\n\t\t\t\t");
+                        }
+                    }
+                }
+                else if (prop->mType == aiPTI_String) {
+                    ioprintf(io,">\n\t\t\t\t\"%s\"",encodeXML(prop->mData+4).c_str() /* skip length */);
+                }
+                ioprintf(io,"\n\t\t\t</MatProperty>\n");
+            }
+            ioprintf(io,"\t\t</MatPropertyList>\n");
+            ioprintf(io,"\t</Material>\n");
+        }
+        ioprintf(io,"</MaterialList>\n");
+    }
+
+    // write animations
+    if (scene->mNumAnimations) {
+        ioprintf(io,"<AnimationList num=\"%i\">\n",scene->mNumAnimations);
+        for (unsigned int i = 0; i < scene->mNumAnimations;++i) {
+            aiAnimation* anim = scene->mAnimations[i];
+
+            // anim header
+            ConvertName(name,anim->mName);
+            ioprintf(io,"\t<Animation name=\"%s\" duration=\"%e\" tick_cnt=\"%e\">\n",
+                name.data, anim->mDuration, anim->mTicksPerSecond);
+
+            // write bone animation channels
+            if (anim->mNumChannels) {
+                ioprintf(io,"\t\t<NodeAnimList num=\"%i\">\n",anim->mNumChannels);
+                for (unsigned int n = 0; n < anim->mNumChannels;++n) {
+                    aiNodeAnim* nd = anim->mChannels[n];
+
+                    // node anim header
+                    ConvertName(name,nd->mNodeName);
+                    ioprintf(io,"\t\t\t<NodeAnim node=\"%s\">\n",name.data);
+
+                    if (!shortened) {
+                        // write position keys
+                        if (nd->mNumPositionKeys) {
+                            ioprintf(io,"\t\t\t\t<PositionKeyList num=\"%i\">\n",nd->mNumPositionKeys);
+                            for (unsigned int a = 0; a < nd->mNumPositionKeys;++a) {
+                                aiVectorKey* vc = nd->mPositionKeys+a;
+                                ioprintf(io,"\t\t\t\t\t<PositionKey time=\"%e\">\n"
+                                    "\t\t\t\t\t\t%0 8f %0 8f %0 8f\n\t\t\t\t\t</PositionKey>\n",
+                                    vc->mTime,vc->mValue.x,vc->mValue.y,vc->mValue.z);
+                            }
+                            ioprintf(io,"\t\t\t\t</PositionKeyList>\n");
+                        }
+
+                        // write scaling keys
+                        if (nd->mNumScalingKeys) {
+                            ioprintf(io,"\t\t\t\t<ScalingKeyList num=\"%i\">\n",nd->mNumScalingKeys);
+                            for (unsigned int a = 0; a < nd->mNumScalingKeys;++a) {
+                                aiVectorKey* vc = nd->mScalingKeys+a;
+                                ioprintf(io,"\t\t\t\t\t<ScalingKey time=\"%e\">\n"
+                                    "\t\t\t\t\t\t%0 8f %0 8f %0 8f\n\t\t\t\t\t</ScalingKey>\n",
+                                    vc->mTime,vc->mValue.x,vc->mValue.y,vc->mValue.z);
+                            }
+                            ioprintf(io,"\t\t\t\t</ScalingKeyList>\n");
+                        }
+
+                        // write rotation keys
+                        if (nd->mNumRotationKeys) {
+                            ioprintf(io,"\t\t\t\t<RotationKeyList num=\"%i\">\n",nd->mNumRotationKeys);
+                            for (unsigned int a = 0; a < nd->mNumRotationKeys;++a) {
+                                aiQuatKey* vc = nd->mRotationKeys+a;
+                                ioprintf(io,"\t\t\t\t\t<RotationKey time=\"%e\">\n"
+                                    "\t\t\t\t\t\t%0 8f %0 8f %0 8f %0 8f\n\t\t\t\t\t</RotationKey>\n",
+                                    vc->mTime,vc->mValue.x,vc->mValue.y,vc->mValue.z,vc->mValue.w);
+                            }
+                            ioprintf(io,"\t\t\t\t</RotationKeyList>\n");
+                        }
+                    }
+                    ioprintf(io,"\t\t\t</NodeAnim>\n");
+                }
+                ioprintf(io,"\t\t</NodeAnimList>\n");
+            }
+            ioprintf(io,"\t</Animation>\n");
+        }
+        ioprintf(io,"</AnimationList>\n");
+    }
+
+    // write meshes
+    if (scene->mNumMeshes) {
+        ioprintf(io,"<MeshList num=\"%i\">\n",scene->mNumMeshes);
+        for (unsigned int i = 0; i < scene->mNumMeshes;++i) {
+            aiMesh* mesh = scene->mMeshes[i];
+            // const unsigned int width = (unsigned int)std::log10((double)mesh->mNumVertices)+1;
+
+            // mesh header
+            ioprintf(io,"\t<Mesh types=\"%s %s %s %s\" material_index=\"%i\">\n",
+                (mesh->mPrimitiveTypes & aiPrimitiveType_POINT    ? "points"    : ""),
+                (mesh->mPrimitiveTypes & aiPrimitiveType_LINE     ? "lines"     : ""),
+                (mesh->mPrimitiveTypes & aiPrimitiveType_TRIANGLE ? "triangles" : ""),
+                (mesh->mPrimitiveTypes & aiPrimitiveType_POLYGON  ? "polygons"  : ""),
+                mesh->mMaterialIndex);
+
+            // bones
+            if (mesh->mNumBones) {
+                ioprintf(io,"\t\t<BoneList num=\"%i\">\n",mesh->mNumBones);
+
+                for (unsigned int n = 0; n < mesh->mNumBones;++n) {
+                    aiBone* bone = mesh->mBones[n];
+
+                    ConvertName(name,bone->mName);
+                    // bone header
+                    ioprintf(io,"\t\t\t<Bone name=\"%s\">\n"
+                        "\t\t\t\t<Matrix4> \n"
+                        "\t\t\t\t\t%0 6f %0 6f %0 6f %0 6f\n"
+                        "\t\t\t\t\t%0 6f %0 6f %0 6f %0 6f\n"
+                        "\t\t\t\t\t%0 6f %0 6f %0 6f %0 6f\n"
+                        "\t\t\t\t\t%0 6f %0 6f %0 6f %0 6f\n"
+                        "\t\t\t\t</Matrix4> \n",
+                        name.data,
+                        bone->mOffsetMatrix.a1,bone->mOffsetMatrix.a2,bone->mOffsetMatrix.a3,bone->mOffsetMatrix.a4,
+                        bone->mOffsetMatrix.b1,bone->mOffsetMatrix.b2,bone->mOffsetMatrix.b3,bone->mOffsetMatrix.b4,
+                        bone->mOffsetMatrix.c1,bone->mOffsetMatrix.c2,bone->mOffsetMatrix.c3,bone->mOffsetMatrix.c4,
+                        bone->mOffsetMatrix.d1,bone->mOffsetMatrix.d2,bone->mOffsetMatrix.d3,bone->mOffsetMatrix.d4);
+
+                    if (!shortened && bone->mNumWeights) {
+                        ioprintf(io,"\t\t\t\t<WeightList num=\"%i\">\n",bone->mNumWeights);
+
+                        // bone weights
+                        for (unsigned int a = 0; a < bone->mNumWeights;++a) {
+                            aiVertexWeight* wght = bone->mWeights+a;
+
+                            ioprintf(io,"\t\t\t\t\t<Weight index=\"%i\">\n\t\t\t\t\t\t%f\n\t\t\t\t\t</Weight>\n",
+                                wght->mVertexId,wght->mWeight);
+                        }
+                        ioprintf(io,"\t\t\t\t</WeightList>\n");
+                    }
+                    ioprintf(io,"\t\t\t</Bone>\n");
+                }
+                ioprintf(io,"\t\t</BoneList>\n");
+            }
+
+            // faces
+            if (!shortened && mesh->mNumFaces) {
+                ioprintf(io,"\t\t<FaceList num=\"%i\">\n",mesh->mNumFaces);
+                for (unsigned int n = 0; n < mesh->mNumFaces; ++n) {
+                    aiFace& f = mesh->mFaces[n];
+                    ioprintf(io,"\t\t\t<Face num=\"%i\">\n"
+                        "\t\t\t\t",f.mNumIndices);
+
+                    for (unsigned int j = 0; j < f.mNumIndices;++j)
+                        ioprintf(io,"%i ",f.mIndices[j]);
+
+                    ioprintf(io,"\n\t\t\t</Face>\n");
+                }
+                ioprintf(io,"\t\t</FaceList>\n");
+            }
+
+            // vertex positions
+            if (mesh->HasPositions()) {
+                ioprintf(io,"\t\t<Positions num=\"%i\" set=\"0\" num_components=\"3\"> \n",mesh->mNumVertices);
+                if (!shortened) {
+                    for (unsigned int n = 0; n < mesh->mNumVertices; ++n) {
+                        ioprintf(io,"\t\t%0 8f %0 8f %0 8f\n",
+                            mesh->mVertices[n].x,
+                            mesh->mVertices[n].y,
+                            mesh->mVertices[n].z);
+                    }
+                }
+                ioprintf(io,"\t\t</Positions>\n");
+            }
+
+            // vertex normals
+            if (mesh->HasNormals()) {
+                ioprintf(io,"\t\t<Normals num=\"%i\" set=\"0\" num_components=\"3\"> \n",mesh->mNumVertices);
+                if (!shortened) {
+                    for (unsigned int n = 0; n < mesh->mNumVertices; ++n) {
+                        ioprintf(io,"\t\t%0 8f %0 8f %0 8f\n",
+                            mesh->mNormals[n].x,
+                            mesh->mNormals[n].y,
+                            mesh->mNormals[n].z);
+                    }
+                }
+                ioprintf(io,"\t\t</Normals>\n");
+            }
+
+            // vertex tangents and bitangents
+            if (mesh->HasTangentsAndBitangents()) {
+                ioprintf(io,"\t\t<Tangents num=\"%i\" set=\"0\" num_components=\"3\"> \n",mesh->mNumVertices);
+                if (!shortened) {
+                    for (unsigned int n = 0; n < mesh->mNumVertices; ++n) {
+                        ioprintf(io,"\t\t%0 8f %0 8f %0 8f\n",
+                            mesh->mTangents[n].x,
+                            mesh->mTangents[n].y,
+                            mesh->mTangents[n].z);
+                    }
+                }
+                ioprintf(io,"\t\t</Tangents>\n");
+
+                ioprintf(io,"\t\t<Bitangents num=\"%i\" set=\"0\" num_components=\"3\"> \n",mesh->mNumVertices);
+                if (!shortened) {
+                    for (unsigned int n = 0; n < mesh->mNumVertices; ++n) {
+                        ioprintf(io,"\t\t%0 8f %0 8f %0 8f\n",
+                            mesh->mBitangents[n].x,
+                            mesh->mBitangents[n].y,
+                            mesh->mBitangents[n].z);
+                    }
+                }
+                ioprintf(io,"\t\t</Bitangents>\n");
+            }
+
+            // texture coordinates
+            for (unsigned int a = 0; a < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++a) {
+                if (!mesh->mTextureCoords[a])
+                    break;
+
+                ioprintf(io,"\t\t<TextureCoords num=\"%i\" set=\"%i\" num_components=\"%i\"> \n",mesh->mNumVertices,
+                    a,mesh->mNumUVComponents[a]);
+
+                if (!shortened) {
+                    if (mesh->mNumUVComponents[a] == 3) {
+                        for (unsigned int n = 0; n < mesh->mNumVertices; ++n) {
+                            ioprintf(io,"\t\t%0 8f %0 8f %0 8f\n",
+                                mesh->mTextureCoords[a][n].x,
+                                mesh->mTextureCoords[a][n].y,
+                                mesh->mTextureCoords[a][n].z);
+                        }
+                    }
+                    else {
+                        for (unsigned int n = 0; n < mesh->mNumVertices; ++n) {
+                            ioprintf(io,"\t\t%0 8f %0 8f\n",
+                                mesh->mTextureCoords[a][n].x,
+                                mesh->mTextureCoords[a][n].y);
+                        }
+                    }
+                }
+                ioprintf(io,"\t\t</TextureCoords>\n");
+            }
+
+            // vertex colors
+            for (unsigned int a = 0; a < AI_MAX_NUMBER_OF_COLOR_SETS; ++a) {
+                if (!mesh->mColors[a])
+                    break;
+                ioprintf(io,"\t\t<Colors num=\"%i\" set=\"%i\" num_components=\"4\"> \n",mesh->mNumVertices,a);
+                if (!shortened) {
+                    for (unsigned int n = 0; n < mesh->mNumVertices; ++n) {
+                        ioprintf(io,"\t\t%0 8f %0 8f %0 8f %0 8f\n",
+                            mesh->mColors[a][n].r,
+                            mesh->mColors[a][n].g,
+                            mesh->mColors[a][n].b,
+                            mesh->mColors[a][n].a);
+                    }
+                }
+                ioprintf(io,"\t\t</Colors>\n");
+            }
+            ioprintf(io,"\t</Mesh>\n");
+        }
+        ioprintf(io,"</MeshList>\n");
+    }
+    ioprintf(io,"</Scene>\n</ASSIMP>");
+}
+
+} // end of namespace AssxmlExport
+
 void ExportSceneAssxml(const char* pFile, IOSystem* pIOSystem, const aiScene* pScene, const ExportProperties* /*pProperties*/)
 {
-    DumpSceneToAssxml(
-        pFile,
-        "\0", // command(s)
-        pIOSystem,
-        pScene,
-        false); // shortened?
+    IOStream * out = pIOSystem->Open( pFile, "wt" );
+    if (!out) return;
+
+    bool shortened = false;
+    AssxmlExport::WriteDump( pScene, out, shortened );
+
+    pIOSystem->Close( out );
 }
 
 } // end of namespace Assimp

Engine/lib/assimp/code/Assxml/AssxmlExporter.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Assxml/AssxmlFileWriter.cpp

@@ -1,664 +0,0 @@
-/*
-Open Asset Import Library (assimp)
-----------------------------------------------------------------------
-
-Copyright (c) 2006-2020, assimp team
-
-
-All rights reserved.
-
-Redistribution and use of this software in source and binary forms,
-with or without modification, are permitted provided that the
-following conditions are met:
-
-* Redistributions of source code must retain the above
-  copyright notice, this list of conditions and the
-  following disclaimer.
-
-* Redistributions in binary form must reproduce the above
-  copyright notice, this list of conditions and the
-  following disclaimer in the documentation and/or other
-  materials provided with the distribution.
-
-* Neither the name of the assimp team, nor the names of its
-  contributors may be used to endorse or promote products
-  derived from this software without specific prior
-  written permission of the assimp team.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-----------------------------------------------------------------------
-*/
-
-/** @file AssxmlFileWriter.cpp
- *  @brief Implementation of Assxml file writer.
- */
-
-#include "AssxmlFileWriter.h"
-
-#include "PostProcessing/ProcessHelper.h"
-
-#include <assimp/version.h>
-#include <assimp/IOStream.hpp>
-#include <assimp/IOSystem.hpp>
-#include <assimp/Exporter.hpp>
-
-#include <stdarg.h>
-
-#ifdef ASSIMP_BUILD_NO_OWN_ZLIB
-#   include <zlib.h>
-#else
-#   include <contrib/zlib/zlib.h>
-#endif
-
-#include <time.h>
-#include <stdio.h>
-#include <memory>
-
-using namespace Assimp;
-
-namespace Assimp {
-
-namespace AssxmlFileWriter  {
-
-// -----------------------------------------------------------------------------------
-static int ioprintf( IOStream * io, const char *format, ... ) {
-    using namespace std;
-    if ( nullptr == io ) {
-        return -1;
-    }
-
-    static const int Size = 4096;
-    char sz[ Size ];
-    ::memset( sz, '\0', Size );
-    va_list va;
-    va_start( va, format );
-    const unsigned int nSize = vsnprintf( sz, Size-1, format, va );
-    ai_assert( nSize < Size );
-    va_end( va );
-
-    io->Write( sz, sizeof(char), nSize );
-
-    return nSize;
-}
-
-// -----------------------------------------------------------------------------------
-// Convert a name to standard XML format
-static void ConvertName(aiString& out, const aiString& in) {
-    out.length = 0;
-    for (unsigned int i = 0; i < in.length; ++i)  {
-        switch (in.data[i]) {
-            case '<':
-                out.Append("&lt;");break;
-            case '>':
-                out.Append("&gt;");break;
-            case '&':
-                out.Append("&amp;");break;
-            case '\"':
-                out.Append("&quot;");break;
-            case '\'':
-                out.Append("&apos;");break;
-            default:
-                out.data[out.length++] = in.data[i];
-        }
-    }
-    out.data[out.length] = 0;
-}
-
-// -----------------------------------------------------------------------------------
-// Write a single node as text dump
-static void WriteNode(const aiNode* node, IOStream * io, unsigned int depth) {
-    char prefix[512];
-    for (unsigned int i = 0; i < depth;++i)
-        prefix[i] = '\t';
-    prefix[depth] = '\0';
-
-    const aiMatrix4x4& m = node->mTransformation;
-
-    aiString name;
-    ConvertName(name,node->mName);
-    ioprintf(io,"%s<Node name=\"%s\"> \n"
-        "%s\t<Matrix4> \n"
-        "%s\t\t%0 6f %0 6f %0 6f %0 6f\n"
-        "%s\t\t%0 6f %0 6f %0 6f %0 6f\n"
-        "%s\t\t%0 6f %0 6f %0 6f %0 6f\n"
-        "%s\t\t%0 6f %0 6f %0 6f %0 6f\n"
-        "%s\t</Matrix4> \n",
-        prefix,name.data,prefix,
-        prefix,m.a1,m.a2,m.a3,m.a4,
-        prefix,m.b1,m.b2,m.b3,m.b4,
-        prefix,m.c1,m.c2,m.c3,m.c4,
-        prefix,m.d1,m.d2,m.d3,m.d4,prefix);
-
-    if (node->mNumMeshes) {
-        ioprintf(io, "%s\t<MeshRefs num=\"%u\">\n%s\t",
-            prefix,node->mNumMeshes,prefix);
-
-        for (unsigned int i = 0; i < node->mNumMeshes;++i) {
-            ioprintf(io,"%u ",node->mMeshes[i]);
-        }
-        ioprintf(io,"\n%s\t</MeshRefs>\n",prefix);
-    }
-
-    if (node->mNumChildren) {
-        ioprintf(io,"%s\t<NodeList num=\"%u\">\n",
-            prefix,node->mNumChildren);
-
-        for (unsigned int i = 0; i < node->mNumChildren;++i) {
-            WriteNode(node->mChildren[i],io,depth+2);
-        }
-        ioprintf(io,"%s\t</NodeList>\n",prefix);
-    }
-    ioprintf(io,"%s</Node>\n",prefix);
-}
-
-
-// -----------------------------------------------------------------------------------
-// Some chuncks of text will need to be encoded for XML
-// http://stackoverflow.com/questions/5665231/most-efficient-way-to-escape-xml-html-in-c-string#5665377
-static std::string encodeXML(const std::string& data) {
-    std::string buffer;
-    buffer.reserve(data.size());
-    for(size_t pos = 0; pos != data.size(); ++pos) {
-            switch(data[pos]) {
-                    case '&':  buffer.append("&amp;");              break;
-                    case '\"': buffer.append("&quot;");             break;
-                    case '\'': buffer.append("&apos;");             break;
-                    case '<':  buffer.append("&lt;");                   break;
-                    case '>':  buffer.append("&gt;");                   break;
-                    default:   buffer.append(&data[pos], 1);    break;
-            }
-    }
-    return buffer;
-}
-
-// -----------------------------------------------------------------------------------
-// Write a text model dump
-static
-void WriteDump(const char* pFile, const char* cmd, const aiScene* scene, IOStream* io, bool shortened) {
-    time_t tt = ::time( NULL );
-#if _WIN32
-    tm* p = gmtime(&tt);
-#else
-    struct tm now;
-    tm* p = gmtime_r(&tt, &now);
-#endif
-    ai_assert(nullptr != p);
-
-    std::string c = cmd;
-    std::string::size_type s; 
-
-    // https://sourceforge.net/tracker/?func=detail&aid=3167364&group_id=226462&atid=1067632
-    // -- not allowed in XML comments
-    while((s = c.find("--")) != std::string::npos) {
-        c[s] = '?';
-    }
-
-    // write header
-    std::string header(
-        "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n"
-        "<ASSIMP format_id=\"1\">\n\n"
-        "<!-- XML Model dump produced by assimp dump\n"
-        "  Library version: %u.%u.%u\n"
-        "  Source: %s\n"
-        "  Command line: %s\n"
-        "  %s\n"
-        "-->"
-        " \n\n"
-        "<Scene flags=\"%u\" postprocessing=\"%u\">\n"
-    );
-
-    const unsigned int majorVersion( aiGetVersionMajor() );
-    const unsigned int minorVersion( aiGetVersionMinor() );
-    const unsigned int rev( aiGetVersionRevision() );
-    const char *curtime( asctime( p ) );
-    ioprintf( io, header.c_str(), majorVersion, minorVersion, rev, pFile, c.c_str(), curtime, scene->mFlags, 0u );
-
-    // write the node graph
-    WriteNode(scene->mRootNode, io, 0);
-
-#if 0
-    // write cameras
-    for (unsigned int i = 0; i < scene->mNumCameras;++i) {
-        aiCamera* cam  = scene->mCameras[i];
-        ConvertName(name,cam->mName);
-
-        // camera header
-        ioprintf(io,"\t<Camera parent=\"%s\">\n"
-            "\t\t<Vector3 name=\"up\"        > %0 8f %0 8f %0 8f </Vector3>\n"
-            "\t\t<Vector3 name=\"lookat\"    > %0 8f %0 8f %0 8f </Vector3>\n"
-            "\t\t<Vector3 name=\"pos\"       > %0 8f %0 8f %0 8f </Vector3>\n"
-            "\t\t<Float   name=\"fov\"       > %f </Float>\n"
-            "\t\t<Float   name=\"aspect\"    > %f </Float>\n"
-            "\t\t<Float   name=\"near_clip\" > %f </Float>\n"
-            "\t\t<Float   name=\"far_clip\"  > %f </Float>\n"
-            "\t</Camera>\n",
-            name.data,
-            cam->mUp.x,cam->mUp.y,cam->mUp.z,
-            cam->mLookAt.x,cam->mLookAt.y,cam->mLookAt.z,
-            cam->mPosition.x,cam->mPosition.y,cam->mPosition.z,
-            cam->mHorizontalFOV,cam->mAspect,cam->mClipPlaneNear,cam->mClipPlaneFar,i);
-    }
-
-    // write lights
-    for (unsigned int i = 0; i < scene->mNumLights;++i) {
-        aiLight* l  = scene->mLights[i];
-        ConvertName(name,l->mName);
-
-        // light header
-        ioprintf(io,"\t<Light parent=\"%s\"> type=\"%s\"\n"
-            "\t\t<Vector3 name=\"diffuse\"   > %0 8f %0 8f %0 8f </Vector3>\n"
-            "\t\t<Vector3 name=\"specular\"  > %0 8f %0 8f %0 8f </Vector3>\n"
-            "\t\t<Vector3 name=\"ambient\"   > %0 8f %0 8f %0 8f </Vector3>\n",
-            name.data,
-            (l->mType == aiLightSource_DIRECTIONAL ? "directional" :
-            (l->mType == aiLightSource_POINT ? "point" : "spot" )),
-            l->mColorDiffuse.r, l->mColorDiffuse.g, l->mColorDiffuse.b,
-            l->mColorSpecular.r,l->mColorSpecular.g,l->mColorSpecular.b,
-            l->mColorAmbient.r, l->mColorAmbient.g, l->mColorAmbient.b);
-
-        if (l->mType != aiLightSource_DIRECTIONAL) {
-            ioprintf(io,
-                "\t\t<Vector3 name=\"pos\"       > %0 8f %0 8f %0 8f </Vector3>\n"
-                "\t\t<Float   name=\"atten_cst\" > %f </Float>\n"
-                "\t\t<Float   name=\"atten_lin\" > %f </Float>\n"
-                "\t\t<Float   name=\"atten_sqr\" > %f </Float>\n",
-                l->mPosition.x,l->mPosition.y,l->mPosition.z,
-                l->mAttenuationConstant,l->mAttenuationLinear,l->mAttenuationQuadratic);
-        }
-
-        if (l->mType != aiLightSource_POINT) {
-            ioprintf(io,
-                "\t\t<Vector3 name=\"lookat\"    > %0 8f %0 8f %0 8f </Vector3>\n",
-                l->mDirection.x,l->mDirection.y,l->mDirection.z);
-        }
-
-        if (l->mType == aiLightSource_SPOT) {
-            ioprintf(io,
-                "\t\t<Float   name=\"cone_out\" > %f </Float>\n"
-                "\t\t<Float   name=\"cone_inn\" > %f </Float>\n",
-                l->mAngleOuterCone,l->mAngleInnerCone);
-        }
-        ioprintf(io,"\t</Light>\n");
-    }
-#endif
-    aiString name;
-
-    // write textures
-    if (scene->mNumTextures) {
-        ioprintf(io,"<TextureList num=\"%u\">\n",scene->mNumTextures);
-        for (unsigned int i = 0; i < scene->mNumTextures;++i) {
-            aiTexture* tex  = scene->mTextures[i];
-            bool compressed = (tex->mHeight == 0);
-
-            // mesh header
-            ioprintf(io,"\t<Texture width=\"%u\" height=\"%u\" compressed=\"%s\"> \n",
-                (compressed ? -1 : tex->mWidth),(compressed ? -1 : tex->mHeight),
-                (compressed ? "true" : "false"));
-
-            if (compressed) {
-                ioprintf(io,"\t\t<Data length=\"%u\"> \n",tex->mWidth);
-
-                if (!shortened) {
-                    for (unsigned int n = 0; n < tex->mWidth;++n) {
-                        ioprintf(io,"\t\t\t%2x",reinterpret_cast<uint8_t*>(tex->pcData)[n]);
-                        if (n && !(n % 50)) {
-                            ioprintf(io,"\n");
-                        }
-                    }
-                }
-            }
-            else if (!shortened){
-                ioprintf(io,"\t\t<Data length=\"%u\"> \n",tex->mWidth*tex->mHeight*4);
-
-                // const unsigned int width = (unsigned int)std::log10((double)std::max(tex->mHeight,tex->mWidth))+1;
-                for (unsigned int y = 0; y < tex->mHeight;++y) {
-                    for (unsigned int x = 0; x < tex->mWidth;++x) {
-                        aiTexel* tx = tex->pcData + y*tex->mWidth+x;
-                        unsigned int r = tx->r,g=tx->g,b=tx->b,a=tx->a;
-                        ioprintf(io,"\t\t\t%2x %2x %2x %2x",r,g,b,a);
-
-                        // group by four for readability
-                        if ( 0 == ( x + y*tex->mWidth ) % 4 ) {
-                            ioprintf( io, "\n" );
-                        }
-                    }
-                }
-            }
-            ioprintf(io,"\t\t</Data>\n\t</Texture>\n");
-        }
-        ioprintf(io,"</TextureList>\n");
-    }
-
-    // write materials
-    if (scene->mNumMaterials) {
-        ioprintf(io,"<MaterialList num=\"%u\">\n",scene->mNumMaterials);
-        for (unsigned int i = 0; i< scene->mNumMaterials; ++i) {
-            const aiMaterial* mat = scene->mMaterials[i];
-
-            ioprintf(io,"\t<Material>\n");
-            ioprintf(io,"\t\t<MatPropertyList  num=\"%u\">\n",mat->mNumProperties);
-            for (unsigned int n = 0; n < mat->mNumProperties;++n) {
-
-                const aiMaterialProperty* prop = mat->mProperties[n];
-                const char* sz = "";
-                if (prop->mType == aiPTI_Float) {
-                    sz = "float";
-                }
-                else if (prop->mType == aiPTI_Integer) {
-                    sz = "integer";
-                }
-                else if (prop->mType == aiPTI_String) {
-                    sz = "string";
-                }
-                else if (prop->mType == aiPTI_Buffer) {
-                    sz = "binary_buffer";
-                }
-
-                ioprintf(io,"\t\t\t<MatProperty key=\"%s\" \n\t\t\ttype=\"%s\" tex_usage=\"%s\" tex_index=\"%u\"",
-                    prop->mKey.data, sz,
-                    ::TextureTypeToString((aiTextureType)prop->mSemantic),prop->mIndex);
-
-                if (prop->mType == aiPTI_Float) {
-                    ioprintf(io," size=\"%i\">\n\t\t\t\t",
-                        static_cast<int>(prop->mDataLength/sizeof(float)));
-
-                    for (unsigned int p = 0; p < prop->mDataLength/sizeof(float);++p) {
-                        ioprintf(io,"%f ",*((float*)(prop->mData+p*sizeof(float))));
-                    }
-                }
-                else if (prop->mType == aiPTI_Integer) {
-                    ioprintf(io," size=\"%i\">\n\t\t\t\t",
-                        static_cast<int>(prop->mDataLength/sizeof(int)));
-
-                    for (unsigned int p = 0; p < prop->mDataLength/sizeof(int);++p) {
-                        ioprintf(io,"%i ",*((int*)(prop->mData+p*sizeof(int))));
-                    }
-                }
-                else if (prop->mType == aiPTI_Buffer) {
-                    ioprintf(io," size=\"%i\">\n\t\t\t\t",
-                        static_cast<int>(prop->mDataLength));
-
-                    for (unsigned int p = 0; p < prop->mDataLength;++p) {
-                        ioprintf(io,"%2x ",prop->mData[p]);
-                        if (p && 0 == p%30) {
-                            ioprintf(io,"\n\t\t\t\t");
-                        }
-                    }
-                }
-                else if (prop->mType == aiPTI_String) {
-                    ioprintf(io,">\n\t\t\t\t\"%s\"",encodeXML(prop->mData+4).c_str() /* skip length */);
-                }
-                ioprintf(io,"\n\t\t\t</MatProperty>\n");
-            }
-            ioprintf(io,"\t\t</MatPropertyList>\n");
-            ioprintf(io,"\t</Material>\n");
-        }
-        ioprintf(io,"</MaterialList>\n");
-    }
-
-    // write animations
-    if (scene->mNumAnimations) {
-        ioprintf(io,"<AnimationList num=\"%u\">\n",scene->mNumAnimations);
-        for (unsigned int i = 0; i < scene->mNumAnimations;++i) {
-            aiAnimation* anim = scene->mAnimations[i];
-
-            // anim header
-            ConvertName(name,anim->mName);
-            ioprintf(io,"\t<Animation name=\"%s\" duration=\"%e\" tick_cnt=\"%e\">\n",
-                name.data, anim->mDuration, anim->mTicksPerSecond);
-
-            // write bone animation channels
-            if (anim->mNumChannels) {
-                ioprintf(io,"\t\t<NodeAnimList num=\"%u\">\n",anim->mNumChannels);
-                for (unsigned int n = 0; n < anim->mNumChannels;++n) {
-                    aiNodeAnim* nd = anim->mChannels[n];
-
-                    // node anim header
-                    ConvertName(name,nd->mNodeName);
-                    ioprintf(io,"\t\t\t<NodeAnim node=\"%s\">\n",name.data);
-
-                    if (!shortened) {
-                        // write position keys
-                        if (nd->mNumPositionKeys) {
-                            ioprintf(io,"\t\t\t\t<PositionKeyList num=\"%u\">\n",nd->mNumPositionKeys);
-                            for (unsigned int a = 0; a < nd->mNumPositionKeys;++a) {
-                                aiVectorKey* vc = nd->mPositionKeys+a;
-                                ioprintf(io,"\t\t\t\t\t<PositionKey time=\"%e\">\n"
-                                    "\t\t\t\t\t\t%0 8f %0 8f %0 8f\n\t\t\t\t\t</PositionKey>\n",
-                                    vc->mTime,vc->mValue.x,vc->mValue.y,vc->mValue.z);
-                            }
-                            ioprintf(io,"\t\t\t\t</PositionKeyList>\n");
-                        }
-
-                        // write scaling keys
-                        if (nd->mNumScalingKeys) {
-                            ioprintf(io,"\t\t\t\t<ScalingKeyList num=\"%u\">\n",nd->mNumScalingKeys);
-                            for (unsigned int a = 0; a < nd->mNumScalingKeys;++a) {
-                                aiVectorKey* vc = nd->mScalingKeys+a;
-                                ioprintf(io,"\t\t\t\t\t<ScalingKey time=\"%e\">\n"
-                                    "\t\t\t\t\t\t%0 8f %0 8f %0 8f\n\t\t\t\t\t</ScalingKey>\n",
-                                    vc->mTime,vc->mValue.x,vc->mValue.y,vc->mValue.z);
-                            }
-                            ioprintf(io,"\t\t\t\t</ScalingKeyList>\n");
-                        }
-
-                        // write rotation keys
-                        if (nd->mNumRotationKeys) {
-                            ioprintf(io,"\t\t\t\t<RotationKeyList num=\"%u\">\n",nd->mNumRotationKeys);
-                            for (unsigned int a = 0; a < nd->mNumRotationKeys;++a) {
-                                aiQuatKey* vc = nd->mRotationKeys+a;
-                                ioprintf(io,"\t\t\t\t\t<RotationKey time=\"%e\">\n"
-                                    "\t\t\t\t\t\t%0 8f %0 8f %0 8f %0 8f\n\t\t\t\t\t</RotationKey>\n",
-                                    vc->mTime,vc->mValue.x,vc->mValue.y,vc->mValue.z,vc->mValue.w);
-                            }
-                            ioprintf(io,"\t\t\t\t</RotationKeyList>\n");
-                        }
-                    }
-                    ioprintf(io,"\t\t\t</NodeAnim>\n");
-                }
-                ioprintf(io,"\t\t</NodeAnimList>\n");
-            }
-            ioprintf(io,"\t</Animation>\n");
-        }
-        ioprintf(io,"</AnimationList>\n");
-    }
-
-    // write meshes
-    if (scene->mNumMeshes) {
-        ioprintf(io,"<MeshList num=\"%u\">\n",scene->mNumMeshes);
-        for (unsigned int i = 0; i < scene->mNumMeshes;++i) {
-            aiMesh* mesh = scene->mMeshes[i];
-            // const unsigned int width = (unsigned int)std::log10((double)mesh->mNumVertices)+1;
-
-            // mesh header
-            ioprintf(io,"\t<Mesh types=\"%s %s %s %s\" material_index=\"%u\">\n",
-                (mesh->mPrimitiveTypes & aiPrimitiveType_POINT    ? "points"    : ""),
-                (mesh->mPrimitiveTypes & aiPrimitiveType_LINE     ? "lines"     : ""),
-                (mesh->mPrimitiveTypes & aiPrimitiveType_TRIANGLE ? "triangles" : ""),
-                (mesh->mPrimitiveTypes & aiPrimitiveType_POLYGON  ? "polygons"  : ""),
-                mesh->mMaterialIndex);
-
-            // bones
-            if (mesh->mNumBones) {
-                ioprintf(io,"\t\t<BoneList num=\"%u\">\n",mesh->mNumBones);
-
-                for (unsigned int n = 0; n < mesh->mNumBones;++n) {
-                    aiBone* bone = mesh->mBones[n];
-
-                    ConvertName(name,bone->mName);
-                    // bone header
-                    ioprintf(io,"\t\t\t<Bone name=\"%s\">\n"
-                        "\t\t\t\t<Matrix4> \n"
-                        "\t\t\t\t\t%0 6f %0 6f %0 6f %0 6f\n"
-                        "\t\t\t\t\t%0 6f %0 6f %0 6f %0 6f\n"
-                        "\t\t\t\t\t%0 6f %0 6f %0 6f %0 6f\n"
-                        "\t\t\t\t\t%0 6f %0 6f %0 6f %0 6f\n"
-                        "\t\t\t\t</Matrix4> \n",
-                        name.data,
-                        bone->mOffsetMatrix.a1,bone->mOffsetMatrix.a2,bone->mOffsetMatrix.a3,bone->mOffsetMatrix.a4,
-                        bone->mOffsetMatrix.b1,bone->mOffsetMatrix.b2,bone->mOffsetMatrix.b3,bone->mOffsetMatrix.b4,
-                        bone->mOffsetMatrix.c1,bone->mOffsetMatrix.c2,bone->mOffsetMatrix.c3,bone->mOffsetMatrix.c4,
-                        bone->mOffsetMatrix.d1,bone->mOffsetMatrix.d2,bone->mOffsetMatrix.d3,bone->mOffsetMatrix.d4);
-
-                    if (!shortened && bone->mNumWeights) {
-                        ioprintf(io,"\t\t\t\t<WeightList num=\"%u\">\n",bone->mNumWeights);
-
-                        // bone weights
-                        for (unsigned int a = 0; a < bone->mNumWeights;++a) {
-                            aiVertexWeight* wght = bone->mWeights+a;
-
-                            ioprintf(io,"\t\t\t\t\t<Weight index=\"%u\">\n\t\t\t\t\t\t%f\n\t\t\t\t\t</Weight>\n",
-                                wght->mVertexId,wght->mWeight);
-                        }
-                        ioprintf(io,"\t\t\t\t</WeightList>\n");
-                    }
-                    ioprintf(io,"\t\t\t</Bone>\n");
-                }
-                ioprintf(io,"\t\t</BoneList>\n");
-            }
-
-            // faces
-            if (!shortened && mesh->mNumFaces) {
-                ioprintf(io,"\t\t<FaceList num=\"%u\">\n",mesh->mNumFaces);
-                for (unsigned int n = 0; n < mesh->mNumFaces; ++n) {
-                    aiFace& f = mesh->mFaces[n];
-                    ioprintf(io,"\t\t\t<Face num=\"%u\">\n"
-                        "\t\t\t\t",f.mNumIndices);
-
-                    for (unsigned int j = 0; j < f.mNumIndices;++j)
-                        ioprintf(io,"%u ",f.mIndices[j]);
-
-                    ioprintf(io,"\n\t\t\t</Face>\n");
-                }
-                ioprintf(io,"\t\t</FaceList>\n");
-            }
-
-            // vertex positions
-            if (mesh->HasPositions()) {
-                ioprintf(io,"\t\t<Positions num=\"%u\" set=\"0\" num_components=\"3\"> \n",mesh->mNumVertices);
-                if (!shortened) {
-                    for (unsigned int n = 0; n < mesh->mNumVertices; ++n) {
-                        ioprintf(io,"\t\t%0 8f %0 8f %0 8f\n",
-                            mesh->mVertices[n].x,
-                            mesh->mVertices[n].y,
-                            mesh->mVertices[n].z);
-                    }
-                }
-                ioprintf(io,"\t\t</Positions>\n");
-            }
-
-            // vertex normals
-            if (mesh->HasNormals()) {
-                ioprintf(io,"\t\t<Normals num=\"%u\" set=\"0\" num_components=\"3\"> \n",mesh->mNumVertices);
-                if (!shortened) {
-                    for (unsigned int n = 0; n < mesh->mNumVertices; ++n) {
-                        ioprintf(io,"\t\t%0 8f %0 8f %0 8f\n",
-                            mesh->mNormals[n].x,
-                            mesh->mNormals[n].y,
-                            mesh->mNormals[n].z);
-                    }
-                }
-                ioprintf(io,"\t\t</Normals>\n");
-            }
-
-            // vertex tangents and bitangents
-            if (mesh->HasTangentsAndBitangents()) {
-                ioprintf(io,"\t\t<Tangents num=\"%u\" set=\"0\" num_components=\"3\"> \n",mesh->mNumVertices);
-                if (!shortened) {
-                    for (unsigned int n = 0; n < mesh->mNumVertices; ++n) {
-                        ioprintf(io,"\t\t%0 8f %0 8f %0 8f\n",
-                            mesh->mTangents[n].x,
-                            mesh->mTangents[n].y,
-                            mesh->mTangents[n].z);
-                    }
-                }
-                ioprintf(io,"\t\t</Tangents>\n");
-
-                ioprintf(io,"\t\t<Bitangents num=\"%u\" set=\"0\" num_components=\"3\"> \n",mesh->mNumVertices);
-                if (!shortened) {
-                    for (unsigned int n = 0; n < mesh->mNumVertices; ++n) {
-                        ioprintf(io,"\t\t%0 8f %0 8f %0 8f\n",
-                            mesh->mBitangents[n].x,
-                            mesh->mBitangents[n].y,
-                            mesh->mBitangents[n].z);
-                    }
-                }
-                ioprintf(io,"\t\t</Bitangents>\n");
-            }
-
-            // texture coordinates
-            for (unsigned int a = 0; a < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++a) {
-                if (!mesh->mTextureCoords[a])
-                    break;
-
-                ioprintf(io,"\t\t<TextureCoords num=\"%u\" set=\"%u\" num_components=\"%u\"> \n",mesh->mNumVertices,
-                    a,mesh->mNumUVComponents[a]);
-
-                if (!shortened) {
-                    if (mesh->mNumUVComponents[a] == 3) {
-                        for (unsigned int n = 0; n < mesh->mNumVertices; ++n) {
-                            ioprintf(io,"\t\t%0 8f %0 8f %0 8f\n",
-                                mesh->mTextureCoords[a][n].x,
-                                mesh->mTextureCoords[a][n].y,
-                                mesh->mTextureCoords[a][n].z);
-                        }
-                    }
-                    else {
-                        for (unsigned int n = 0; n < mesh->mNumVertices; ++n) {
-                            ioprintf(io,"\t\t%0 8f %0 8f\n",
-                                mesh->mTextureCoords[a][n].x,
-                                mesh->mTextureCoords[a][n].y);
-                        }
-                    }
-                }
-                ioprintf(io,"\t\t</TextureCoords>\n");
-            }
-
-            // vertex colors
-            for (unsigned int a = 0; a < AI_MAX_NUMBER_OF_COLOR_SETS; ++a) {
-                if (!mesh->mColors[a])
-                    break;
-                ioprintf(io,"\t\t<Colors num=\"%u\" set=\"%u\" num_components=\"4\"> \n",mesh->mNumVertices,a);
-                if (!shortened) {
-                    for (unsigned int n = 0; n < mesh->mNumVertices; ++n) {
-                        ioprintf(io,"\t\t%0 8f %0 8f %0 8f %0 8f\n",
-                            mesh->mColors[a][n].r,
-                            mesh->mColors[a][n].g,
-                            mesh->mColors[a][n].b,
-                            mesh->mColors[a][n].a);
-                    }
-                }
-                ioprintf(io,"\t\t</Colors>\n");
-            }
-            ioprintf(io,"\t</Mesh>\n");
-        }
-        ioprintf(io,"</MeshList>\n");
-    }
-    ioprintf(io,"</Scene>\n</ASSIMP>");
-}
-
-} // end of namespace AssxmlFileWriter
-
-void DumpSceneToAssxml(
-    const char* pFile, const char* cmd, IOSystem* pIOSystem,
-    const aiScene* pScene, bool shortened) {
-    std::unique_ptr<IOStream> file(pIOSystem->Open(pFile, "wt"));
-    if (!file.get()) {
-        throw std::runtime_error("Unable to open output file " + std::string(pFile) + '\n');
-    }
-
-    AssxmlFileWriter::WriteDump(pFile, cmd, pScene, file.get(), shortened);
-}
-
-} // end of namespace Assimp

Engine/lib/assimp/code/Assxml/AssxmlFileWriter.h

@@ -1,65 +0,0 @@
-/*
-Open Asset Import Library (assimp)
-----------------------------------------------------------------------
-
-Copyright (c) 2006-2020, assimp team
-
-
-All rights reserved.
-
-Redistribution and use of this software in source and binary forms,
-with or without modification, are permitted provided that the
-following conditions are met:
-
-* Redistributions of source code must retain the above
-  copyright notice, this list of conditions and the
-  following disclaimer.
-
-* Redistributions in binary form must reproduce the above
-  copyright notice, this list of conditions and the
-  following disclaimer in the documentation and/or other
-  materials provided with the distribution.
-
-* Neither the name of the assimp team, nor the names of its
-  contributors may be used to endorse or promote products
-  derived from this software without specific prior
-  written permission of the assimp team.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-----------------------------------------------------------------------
-*/
-
-/** @file AssxmlFileWriter.h
- *  @brief Declaration of Assxml file writer.
- */
-
-#ifndef AI_ASSXMLFILEWRITER_H_INC
-#define AI_ASSXMLFILEWRITER_H_INC
-
-#include <assimp/defs.h>
-#include <assimp/scene.h>
-#include <assimp/IOSystem.hpp>
-
-namespace Assimp {
-
-void ASSIMP_API DumpSceneToAssxml(
-    const char* pFile,
-    const char* cmd,
-    IOSystem* pIOSystem,
-    const aiScene* pScene,
-    bool shortened);
-
-}
-
-#endif // AI_ASSXMLFILEWRITER_H_INC

Engine/lib/assimp/code/B3D/B3DImporter.cpp

@@ -3,7 +3,9 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
+
+
 
 All rights reserved.
 
@@ -76,6 +78,7 @@ static const aiImporterDesc desc = {
     "b3d"
 };
 
+// (fixme, Aramis) quick workaround to get rid of all those signed to unsigned warnings
 #ifdef _MSC_VER
 #	pragma warning (disable: 4018)
 #endif
@@ -83,8 +86,10 @@ static const aiImporterDesc desc = {
 //#define DEBUG_B3D
 
 template<typename T>
-void DeleteAllBarePointers(std::vector<T>& x) {
-    for(auto p : x) {
+void DeleteAllBarePointers(std::vector<T>& x)
+{
+    for(auto p : x)
+    {
         delete p;
     }
 }
@@ -97,14 +102,10 @@ B3DImporter::~B3DImporter()
 bool B3DImporter::CanRead( const std::string& pFile, IOSystem* /*pIOHandler*/, bool /*checkSig*/) const{
 
     size_t pos=pFile.find_last_of( '.' );
-    if( pos==string::npos ) {
-        return false;
-    }
+    if( pos==string::npos ) return false;
 
     string ext=pFile.substr( pos+1 );
-    if( ext.size()!=3 ) {
-        return false;
-    }
+    if( ext.size()!=3 ) return false;
 
     return (ext[0]=='b' || ext[0]=='B') && (ext[1]=='3') && (ext[2]=='d' || ext[2]=='D');
 }
@@ -116,21 +117,30 @@ const aiImporterDesc* B3DImporter::GetInfo () const
     return &desc;
 }
 
+#ifdef DEBUG_B3D
+    extern "C"{ void _stdcall AllocConsole(); }
+#endif
 // ------------------------------------------------------------------------------------------------
 void B3DImporter::InternReadFile( const std::string& pFile, aiScene* pScene, IOSystem* pIOHandler){
+
+#ifdef DEBUG_B3D
+    AllocConsole();
+    freopen( "conin$","r",stdin );
+    freopen( "conout$","w",stdout );
+    freopen( "conout$","w",stderr );
+    cout<<"Hello world from the B3DImporter!"<<endl;
+#endif
+
     std::unique_ptr<IOStream> file( pIOHandler->Open( pFile));
 
     // Check whether we can read from the file
-    if( file.get() == nullptr) {
+    if( file.get() == NULL)
         throw DeadlyImportError( "Failed to open B3D file " + pFile + ".");
-    }
 
     // check whether the .b3d file is large enough to contain
     // at least one chunk.
     size_t fileSize = file->FileSize();
-    if( fileSize<8 ) {
-        throw DeadlyImportError( "B3D File is too small.");
-    }
+    if( fileSize<8 ) throw DeadlyImportError( "B3D File is too small.");
 
     _pos=0;
     _buf.resize( fileSize );
@@ -148,17 +158,14 @@ AI_WONT_RETURN void B3DImporter::Oops(){
 // ------------------------------------------------------------------------------------------------
 AI_WONT_RETURN void B3DImporter::Fail( string str ){
 #ifdef DEBUG_B3D
-    ASSIMP_LOG_ERROR_F("Error in B3D file data: ", str);
+    cout<<"Error in B3D file data: "<<str<<endl;
 #endif
     throw DeadlyImportError( "B3D Importer - error in B3D file data: "+str );
 }
 
 // ------------------------------------------------------------------------------------------------
 int B3DImporter::ReadByte(){
-    if( _pos<_buf.size() ) {
-        return _buf[_pos++];
-    }
-    
+    if( _pos<_buf.size() ) return _buf[_pos++];
     Fail( "EOF" );
     return 0;
 }
@@ -217,9 +224,7 @@ string B3DImporter::ReadString(){
     string str;
     while( _pos<_buf.size() ){
         char c=(char)ReadByte();
-        if( !c ) {
-            return str;
-        }
+        if( !c ) return str;
         str+=c;
     }
     Fail( "EOF" );
@@ -233,7 +238,7 @@ string B3DImporter::ReadChunk(){
         tag+=char( ReadByte() );
     }
 #ifdef DEBUG_B3D
-    ASSIMP_LOG_DEBUG_F("ReadChunk: ", tag);
+//	cout<<"ReadChunk:"<<tag<<endl;
 #endif
     unsigned sz=(unsigned)ReadInt();
     _stack.push_back( _pos+sz );
@@ -264,6 +269,7 @@ T *B3DImporter::to_array( const vector<T> &v ){
     return p;
 }
 
+
 // ------------------------------------------------------------------------------------------------
 template<class T>
 T **unique_to_array( vector<std::unique_ptr<T> > &v ){
@@ -277,6 +283,7 @@ T **unique_to_array( vector<std::unique_ptr<T> > &v ){
     return p;
 }
 
+
 // ------------------------------------------------------------------------------------------------
 void B3DImporter::ReadTEXS(){
     while( ChunkSize() ){
@@ -369,13 +376,9 @@ void B3DImporter::ReadVRTS(){
 
         v.vertex=ReadVec3();
 
-        if( _vflags & 1 ) {
-            v.normal=ReadVec3();
-        }
+        if( _vflags & 1 ) v.normal=ReadVec3();
 
-        if( _vflags & 2 ) {
-            ReadQuat();	//skip v 4bytes...
-        }
+        if( _vflags & 2 ) ReadQuat();	//skip v 4bytes...
 
         for( int i=0;i<_tcsets;++i ){
             float t[4]={0,0,0,0};
@@ -383,55 +386,53 @@ void B3DImporter::ReadVRTS(){
                 t[j]=ReadFloat();
             }
             t[1]=1-t[1];
-            if( !i ) {
-                v.texcoords=aiVector3D( t[0],t[1],t[2] );
-            }
+            if( !i ) v.texcoords=aiVector3D( t[0],t[1],t[2] );
         }
     }
 }
 
 // ------------------------------------------------------------------------------------------------
-void B3DImporter::ReadTRIS(int v0) {
-	int matid = ReadInt();
-	if (matid == -1) {
-		matid = 0;
-	} else if (matid < 0 || matid >= (int)_materials.size()) {
+void B3DImporter::ReadTRIS( int v0 ){
+    int matid=ReadInt();
+    if( matid==-1 ){
+        matid=0;
+    }else if( matid<0 || matid>=(int)_materials.size() ){
 #ifdef DEBUG_B3D
-		ASSIMP_LOG_ERROR_F("material id=", matid);
+        cout<<"material id="<<matid<<endl;
 #endif
-		Fail("Bad material id");
-	}
+        Fail( "Bad material id" );
+    }
 
-	std::unique_ptr<aiMesh> mesh(new aiMesh);
+    std::unique_ptr<aiMesh> mesh(new aiMesh);
 
-	mesh->mMaterialIndex = matid;
-	mesh->mNumFaces = 0;
-	mesh->mPrimitiveTypes = aiPrimitiveType_TRIANGLE;
+    mesh->mMaterialIndex=matid;
+    mesh->mNumFaces=0;
+    mesh->mPrimitiveTypes=aiPrimitiveType_TRIANGLE;
 
-	int n_tris = ChunkSize() / 12;
-	aiFace *face = mesh->mFaces = new aiFace[n_tris];
+    int n_tris=ChunkSize()/12;
+    aiFace *face=mesh->mFaces=new aiFace[n_tris];
 
-	for (int i = 0; i < n_tris; ++i) {
-		int i0 = ReadInt() + v0;
-		int i1 = ReadInt() + v0;
-		int i2 = ReadInt() + v0;
-		if (i0 < 0 || i0 >= (int)_vertices.size() || i1 < 0 || i1 >= (int)_vertices.size() || i2 < 0 || i2 >= (int)_vertices.size()) {
+    for( int i=0;i<n_tris;++i ){
+        int i0=ReadInt()+v0;
+        int i1=ReadInt()+v0;
+        int i2=ReadInt()+v0;
+        if( i0<0 || i0>=(int)_vertices.size() || i1<0 || i1>=(int)_vertices.size() || i2<0 || i2>=(int)_vertices.size() ){
 #ifdef DEBUG_B3D
-			ASSIMP_LOG_ERROR_F("Bad triangle index: i0=", i0, ", i1=", i1, ", i2=", i2);
+            cout<<"Bad triangle index: i0="<<i0<<", i1="<<i1<<", i2="<<i2<<endl;
 #endif
-			Fail("Bad triangle index");
-			continue;
-		}
-		face->mNumIndices = 3;
-		face->mIndices = new unsigned[3];
-		face->mIndices[0] = i0;
-		face->mIndices[1] = i1;
-		face->mIndices[2] = i2;
-		++mesh->mNumFaces;
-		++face;
-	}
-
-	_meshes.emplace_back(std::move(mesh));
+            Fail( "Bad triangle index" );
+            continue;
+        }
+        face->mNumIndices=3;
+        face->mIndices=new unsigned[3];
+        face->mIndices[0]=i0;
+        face->mIndices[1]=i1;
+        face->mIndices[2]=i2;
+        ++mesh->mNumFaces;
+        ++face;
+    }
+
+    _meshes.emplace_back( std::move(mesh) );
 }
 
 // ------------------------------------------------------------------------------------------------
@@ -452,23 +453,29 @@ void B3DImporter::ReadMESH(){
 }
 
 // ------------------------------------------------------------------------------------------------
-void B3DImporter::ReadBONE(int id) {
-	while (ChunkSize()) {
-		int vertex = ReadInt();
-		float weight = ReadFloat();
-		if (vertex < 0 || vertex >= (int)_vertices.size()) {
-			Fail("Bad vertex index");
-		}
-
-		Vertex &v = _vertices[vertex];
-		for (int i = 0; i < 4; ++i) {
-			if (!v.weights[i]) {
-				v.bones[i] = id;
-				v.weights[i] = weight;
-				break;
-			}
-		}
-	}
+void B3DImporter::ReadBONE( int id ){
+    while( ChunkSize() ){
+        int vertex=ReadInt();
+        float weight=ReadFloat();
+        if( vertex<0 || vertex>=(int)_vertices.size() ){
+            Fail( "Bad vertex index" );
+        }
+
+        Vertex &v=_vertices[vertex];
+        int i;
+        for( i=0;i<4;++i ){
+            if( !v.weights[i] ){
+                v.bones[i]=id;
+                v.weights[i]=weight;
+                break;
+            }
+        }
+#ifdef DEBUG_B3D
+        if( i==4 ){
+            cout<<"Too many bone weights"<<endl;
+        }
+#endif
+    }
 }
 
 // ------------------------------------------------------------------------------------------------
@@ -626,15 +633,11 @@ void B3DImporter::ReadBB3D( aiScene *scene ){
     }
     ExitChunk();
 
-    if( !_nodes.size() ) {
-        Fail( "No nodes" );
-    }
+    if( !_nodes.size() ) Fail( "No nodes" );
 
-    if( !_meshes.size() ) {
-        Fail( "No meshes" );
-    }
+    if( !_meshes.size() ) Fail( "No meshes" );
 
-    // Fix nodes/meshes/bones
+    //Fix nodes/meshes/bones
     for(size_t i=0;i<_nodes.size();++i ){
         aiNode *node=_nodes[i];
 
@@ -645,12 +648,8 @@ void B3DImporter::ReadBB3D( aiScene *scene ){
             int n_verts=mesh->mNumVertices=n_tris * 3;
 
             aiVector3D *mv=mesh->mVertices=new aiVector3D[ n_verts ],*mn=0,*mc=0;
-            if( _vflags & 1 ) {
-                mn=mesh->mNormals=new aiVector3D[ n_verts ];
-            }
-            if( _tcsets ) {
-                mc=mesh->mTextureCoords[0]=new aiVector3D[ n_verts ];
-            }
+            if( _vflags & 1 ) mn=mesh->mNormals=new aiVector3D[ n_verts ];
+            if( _tcsets ) mc=mesh->mTextureCoords[0]=new aiVector3D[ n_verts ];
 
             aiFace *face=mesh->mFaces;
 

Engine/lib/assimp/code/B3D/B3DImporter.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/BVH/BVHLoader.cpp

@@ -4,7 +4,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/BVH/BVHLoader.h

@@ -4,7 +4,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Blender/BlenderBMesh.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2013, assimp team
 All rights reserved.
 
 Redistribution and use of this software in source and binary forms,

Engine/lib/assimp/code/Blender/BlenderBMesh.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2013, assimp team
 All rights reserved.
 
 Redistribution and use of this software in source and binary forms,

Engine/lib/assimp/code/Blender/BlenderDNA.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Blender/BlenderDNA.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Blender/BlenderDNA.inl

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Blender/BlenderIntermediate.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Blender/BlenderLoader.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Blender/BlenderLoader.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Blender/BlenderModifier.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Blender/BlenderModifier.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Blender/BlenderScene.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (ASSIMP)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, ASSIMP Development Team
+Copyright (c) 2006-2016, ASSIMP Development Team
 All rights reserved.
 
 Redistribution and use of this software in source and binary forms,

Engine/lib/assimp/code/Blender/BlenderScene.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Blender/BlenderSceneGen.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (ASSIMP)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, ASSIMP Development Team
+Copyright (c) 2006-2016, ASSIMP Development Team
 All rights reserved.
 
 Redistribution and use of this software in source and binary forms,

Engine/lib/assimp/code/Blender/BlenderTessellator.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Blender/BlenderTessellator.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/C4D/C4DImporter.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 All rights reserved.
 
 Redistribution and use of this software in source and binary forms,

Engine/lib/assimp/code/C4D/C4DImporter.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 All rights reserved.
 
 Redistribution and use of this software in source and binary forms,

Engine/lib/assimp/code/CApi/AssimpCExport.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/CApi/CInterfaceIOWrapper.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/CApi/CInterfaceIOWrapper.h

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/CMakeLists.txt

@@ -1,7 +1,7 @@
 # Open Asset Import Library (assimp)
 # ----------------------------------------------------------------------
 #
-# Copyright (c) 2006-2020, assimp team
+# Copyright (c) 2006-2019, assimp team
 #
 # All rights reserved.
 #
@@ -49,7 +49,7 @@ SET( HEADER_PATH ../include/assimp )
 if(NOT ANDROID AND ASSIMP_ANDROID_JNIIOSYSTEM)
     message(WARNING "Requesting Android JNI I/O-System in non-Android toolchain. Resetting ASSIMP_ANDROID_JNIIOSYSTEM to OFF.")
     set(ASSIMP_ANDROID_JNIIOSYSTEM OFF)
-endif()
+endif(NOT ANDROID AND ASSIMP_ANDROID_JNIIOSYSTEM)
 
 SET( COMPILER_HEADERS
   ${HEADER_PATH}/Compiler/pushpack1.h
@@ -66,7 +66,6 @@ SET( PUBLIC_HEADERS
   ${HEADER_PATH}/color4.h
   ${HEADER_PATH}/color4.inl
   ${CMAKE_CURRENT_BINARY_DIR}/../include/assimp/config.h
-  ${HEADER_PATH}/commonMetaData.h
   ${HEADER_PATH}/defs.h
   ${HEADER_PATH}/Defines.h
   ${HEADER_PATH}/cfileio.h
@@ -138,6 +137,7 @@ SET( PUBLIC_HEADERS
   ${HEADER_PATH}/irrXMLWrapper.h
   ${HEADER_PATH}/BlobIOSystem.h
   ${HEADER_PATH}/MathFunctions.h
+  ${HEADER_PATH}/Macros.h
   ${HEADER_PATH}/Exceptional.h
   ${HEADER_PATH}/ByteSwapper.h
 )
@@ -148,7 +148,7 @@ SET( Core_SRCS
 
 IF(MSVC)
   list(APPEND Core_SRCS "res/assimp.rc")
-ENDIF()
+ENDIF(MSVC)
 
 SET( Logging_SRCS
   ${HEADER_PATH}/DefaultLogger.hpp
@@ -185,6 +185,8 @@ SET( Common_SRCS
   Common/ScenePreprocessor.cpp
   Common/ScenePreprocessor.h
   Common/SkeletonMeshBuilder.cpp
+  Common/SplitByBoneCountProcess.cpp
+  Common/SplitByBoneCountProcess.h
   Common/StandardShapes.cpp
   Common/TargetAnimation.cpp
   Common/TargetAnimation.h
@@ -196,7 +198,6 @@ SET( Common_SRCS
   Common/CreateAnimMesh.cpp
   Common/simd.h
   Common/simd.cpp
-  Common/material.cpp
 )
 SOURCE_GROUP(Common FILES ${Common_SRCS})
 
@@ -220,7 +221,7 @@ IF ( ASSIMP_BUILD_NONFREE_C4D_IMPORTER )
     C4D/C4DImporter.h
   )
   SOURCE_GROUP( C4D FILES ${C4D_SRCS})
-ENDIF ()
+ENDIF ( ASSIMP_BUILD_NONFREE_C4D_IMPORTER )
 
 # if this variable is set to TRUE, the user can manually disable importers by setting
 # ASSIMP_BUILD_XXX_IMPORTER to FALSE for each importer
@@ -250,39 +251,35 @@ MACRO(ADD_ASSIMP_IMPORTER name)
   ENDIF()
 ENDMACRO()
 
-if (NOT ASSIMP_NO_EXPORT)
+# if this variable is set to TRUE, the user can manually disable exporters by setting
+# ASSIMP_BUILD_XXX_EXPORTER to FALSE for each exporter
+# if this variable is set to FALSE, the user can manually enable exporters by setting
+# ASSIMP_BUILD_XXX_EXPORTER to TRUE for each exporter
+OPTION(ASSIMP_BUILD_ALL_EXPORTERS_BY_DEFAULT "default value of all ASSIMP_BUILD_XXX_EXPORTER values" TRUE)
 
-  # if this variable is set to TRUE, the user can manually disable exporters by setting
-  # ASSIMP_BUILD_XXX_EXPORTER to FALSE for each exporter
-  # if this variable is set to FALSE, the user can manually enable exporters by setting
-  # ASSIMP_BUILD_XXX_EXPORTER to TRUE for each exporter
-  OPTION(ASSIMP_BUILD_ALL_EXPORTERS_BY_DEFAULT "default value of all ASSIMP_BUILD_XXX_EXPORTER values" TRUE)
-
-  # macro to add the CMake Option ADD_ASSIMP_IMPORTER_<name> which enables compile of loader
-  # this way selective loaders can be compiled (reduces filesize + compile time)
-  MACRO(ADD_ASSIMP_EXPORTER name)
-    IF (ASSIMP_NO_EXPORT)
+# macro to add the CMake Option ADD_ASSIMP_IMPORTER_<name> which enables compile of loader
+# this way selective loaders can be compiled (reduces filesize + compile time)
+MACRO(ADD_ASSIMP_EXPORTER name)
+  IF (ASSIMP_NO_EXPORT)
+	set(ASSIMP_EXPORTER_ENABLED FALSE)
+  ELSEIF (ASSIMP_BUILD_ALL_EXPORTERS_BY_DEFAULT)
+    set(ASSIMP_EXPORTER_ENABLED TRUE)
+    IF (DEFINED ASSIMP_BUILD_${name}_EXPORTER AND NOT ASSIMP_BUILD_${name}_EXPORTER)
       set(ASSIMP_EXPORTER_ENABLED FALSE)
-    ELSEIF (ASSIMP_BUILD_ALL_EXPORTERS_BY_DEFAULT)
-      set(ASSIMP_EXPORTER_ENABLED TRUE)
-      IF (DEFINED ASSIMP_BUILD_${name}_EXPORTER AND NOT ASSIMP_BUILD_${name}_EXPORTER)
-        set(ASSIMP_EXPORTER_ENABLED FALSE)
-      ENDIF ()
-    ELSE ()
-      set(ASSIMP_EXPORTER_ENABLED ${ASSIMP_BUILD_${name}_EXPORTER})
     ENDIF ()
+  ELSE ()
+    set(ASSIMP_EXPORTER_ENABLED ${ASSIMP_BUILD_${name}_EXPORTER})
+  ENDIF ()
 
-    IF (ASSIMP_EXPORTER_ENABLED)
-      SET(ASSIMP_EXPORTERS_ENABLED "${ASSIMP_EXPORTERS_ENABLED} ${name}")
-      LIST(APPEND ASSIMP_EXPORTER_SRCS ${ARGN})
-      SOURCE_GROUP(${name}_EXPORTER FILES ${ARGN})
-    ELSE()
-      SET(ASSIMP_EXPORTERS_DISABLED "${ASSIMP_EXPORTERS_DISABLED} ${name}")
-      add_definitions(-DASSIMP_BUILD_NO_${name}_EXPORTER)
-    ENDIF()
-  ENDMACRO()
-
-endif()
+  IF (ASSIMP_EXPORTER_ENABLED)
+    SET(ASSIMP_EXPORTERS_ENABLED "${ASSIMP_EXPORTERS_ENABLED} ${name}")
+	LIST(APPEND ASSIMP_EXPORTER_SRCS ${ARGN})
+    SOURCE_GROUP(${name}_EXPORTER FILES ${ARGN})
+  ELSE()
+    SET(ASSIMP_EXPORTERS_DISABLED "${ASSIMP_EXPORTERS_DISABLED} ${name}")
+    add_definitions(-DASSIMP_BUILD_NO_${name}_EXPORTER)
+  ENDIF()
+ENDMACRO()
 
 SET(ASSIMP_LOADER_SRCS "")
 SET(ASSIMP_IMPORTERS_ENABLED "") # list of enabled importers
@@ -309,6 +306,11 @@ ADD_ASSIMP_IMPORTER( 3DS
   3DS/3DSLoader.h
 )
 
+ADD_ASSIMP_EXPORTER( 3DS
+  3DS/3DSExporter.h
+  3DS/3DSExporter.cpp
+)
+
 ADD_ASSIMP_IMPORTER( AC
   AC/ACLoader.cpp
   AC/ACLoader.h
@@ -326,6 +328,16 @@ ADD_ASSIMP_IMPORTER( ASSBIN
   Assbin/AssbinLoader.cpp
 )
 
+ADD_ASSIMP_EXPORTER( ASSBIN
+  Assbin/AssbinExporter.h
+  Assbin/AssbinExporter.cpp
+)
+
+ADD_ASSIMP_EXPORTER( ASSXML
+  Assxml/AssxmlExporter.h
+  Assxml/AssxmlExporter.cpp
+)
+
 ADD_ASSIMP_IMPORTER( B3D
   B3D/B3DImporter.cpp
   B3D/B3DImporter.h
@@ -337,7 +349,6 @@ ADD_ASSIMP_IMPORTER( BVH
 )
 
 ADD_ASSIMP_IMPORTER( COLLADA
-  Collada/ColladaHelper.cpp
   Collada/ColladaHelper.h
   Collada/ColladaLoader.cpp
   Collada/ColladaLoader.h
@@ -345,6 +356,11 @@ ADD_ASSIMP_IMPORTER( COLLADA
   Collada/ColladaParser.h
 )
 
+ADD_ASSIMP_EXPORTER( COLLADA
+  Collada/ColladaExporter.h
+  Collada/ColladaExporter.cpp
+)
+
 ADD_ASSIMP_IMPORTER( DXF
   DXF/DXFLoader.cpp
   DXF/DXFLoader.h
@@ -392,15 +408,6 @@ ADD_ASSIMP_IMPORTER( LWS
   LWS/LWSLoader.h
 )
 
-ADD_ASSIMP_IMPORTER( M3D
-  M3D/M3DMaterials.h
-  M3D/M3DImporter.h
-  M3D/M3DImporter.cpp
-  M3D/M3DWrapper.h
-  M3D/M3DWrapper.cpp
-  M3D/m3d.h
-)
-
 ADD_ASSIMP_IMPORTER( MD2
   MD2/MD2FileData.h
   MD2/MD2Loader.cpp
@@ -434,16 +441,6 @@ ADD_ASSIMP_IMPORTER( MDL
   MDL/MDLLoader.cpp
   MDL/MDLLoader.h
   MDL/MDLMaterialLoader.cpp
-  MDL/HalfLife/HalfLifeMDLBaseHeader.h
-  MDL/HalfLife/HL1FileData.h
-  MDL/HalfLife/HL1MDLLoader.cpp
-  MDL/HalfLife/HL1MDLLoader.h
-  MDL/HalfLife/HL1ImportDefinitions.h
-  MDL/HalfLife/HL1ImportSettings.h
-  MDL/HalfLife/HL1MeshTrivert.h
-  MDL/HalfLife/LogFunctions.h
-  MDL/HalfLife/UniqueNameGenerator.cpp
-  MDL/HalfLife/UniqueNameGenerator.h
 )
 
 SET( MaterialSystem_SRCS
@@ -478,6 +475,11 @@ ADD_ASSIMP_IMPORTER( OBJ
   Obj/ObjTools.h
 )
 
+ADD_ASSIMP_EXPORTER( OBJ
+  Obj/ObjExporter.h
+  Obj/ObjExporter.cpp
+)
+
 ADD_ASSIMP_IMPORTER( OGRE
   Ogre/OgreImporter.h
   Ogre/OgreStructs.h
@@ -497,6 +499,11 @@ ADD_ASSIMP_IMPORTER( OPENGEX
   OpenGEX/OpenGEXStructs.h
 )
 
+ADD_ASSIMP_EXPORTER( OPENGEX
+  OpenGEX/OpenGEXExporter.cpp
+  OpenGEX/OpenGEXExporter.h
+)
+
 ADD_ASSIMP_IMPORTER( PLY
   Ply/PlyLoader.cpp
   Ply/PlyLoader.h
@@ -504,6 +511,11 @@ ADD_ASSIMP_IMPORTER( PLY
   Ply/PlyParser.h
 )
 
+ADD_ASSIMP_EXPORTER( PLY
+  Ply/PlyExporter.cpp
+  Ply/PlyExporter.h
+)
+
 ADD_ASSIMP_IMPORTER( MS3D
   MS3D/MS3DLoader.cpp
   MS3D/MS3DLoader.h
@@ -557,7 +569,7 @@ if (ASSIMP_BUILD_IFC_IMPORTER)
   elseif(CMAKE_COMPILER_IS_MINGW)
     set_source_files_properties(Importer/IFC/IFCReaderGen1_2x3.cpp Importer/IFC/IFCReaderGen2_2x3.cpp PROPERTIES COMPILE_FLAGS "-O2 -Wa,-mbig-obj")
   endif()
-endif ()
+endif (ASSIMP_BUILD_IFC_IMPORTER)
 
 ADD_ASSIMP_IMPORTER( XGL
   XGL/XGLLoader.cpp
@@ -593,86 +605,14 @@ ADD_ASSIMP_IMPORTER( FBX
   FBX/FBXCommon.h
 )
 
-if (NOT ASSIMP_NO_EXPORT)
-
-  ADD_ASSIMP_EXPORTER( OBJ
-    Obj/ObjExporter.h
-    Obj/ObjExporter.cpp)
-
-  ADD_ASSIMP_EXPORTER( OPENGEX
-    OpenGEX/OpenGEXExporter.cpp
-    OpenGEX/OpenGEXExporter.h)
-
-  ADD_ASSIMP_EXPORTER( PLY
-    Ply/PlyExporter.cpp
-    Ply/PlyExporter.h)
-
-  ADD_ASSIMP_EXPORTER( 3DS
-    3DS/3DSExporter.h
-    3DS/3DSExporter.cpp)
-
-  ADD_ASSIMP_EXPORTER( ASSBIN
-    Assbin/AssbinExporter.h
-    Assbin/AssbinExporter.cpp
-    Assbin/AssbinFileWriter.h
-    Assbin/AssbinFileWriter.cpp)
-
-  ADD_ASSIMP_EXPORTER( ASSXML
-    Assxml/AssxmlExporter.h
-    Assxml/AssxmlExporter.cpp
-    Assxml/AssxmlFileWriter.h
-    Assxml/AssxmlFileWriter.cpp)
-
-  ADD_ASSIMP_EXPORTER(M3D
-    M3D/M3DExporter.h
-    M3D/M3DExporter.cpp)
-
-  ADD_ASSIMP_EXPORTER(COLLADA
-    Collada/ColladaExporter.h
-    Collada/ColladaExporter.cpp)
-
-  ADD_ASSIMP_EXPORTER( FBX
-    FBX/FBXExporter.h
-    FBX/FBXExporter.cpp
-    FBX/FBXExportNode.h
-    FBX/FBXExportNode.cpp
-    FBX/FBXExportProperty.h
-    FBX/FBXExportProperty.cpp)
-
-  ADD_ASSIMP_EXPORTER( STL
-    STL/STLExporter.h
-    STL/STLExporter.cpp)
-
-  ADD_ASSIMP_EXPORTER( X
-    X/XFileExporter.h
-    X/XFileExporter.cpp)
-
-  ADD_ASSIMP_EXPORTER( X3D
-    X3D/X3DExporter.cpp
-    X3D/X3DExporter.hpp)
-
-  ADD_ASSIMP_EXPORTER( GLTF
-    glTF/glTFExporter.h
-    glTF/glTFExporter.cpp
-    glTF2/glTF2Exporter.h
-    glTF2/glTF2Exporter.cpp)
-
-  ADD_ASSIMP_EXPORTER( 3MF
-    3MF/D3MFExporter.h
-    3MF/D3MFExporter.cpp)
-
-  ADD_ASSIMP_EXPORTER( ASSJSON
-    Assjson/cencode.c
-    Assjson/cencode.h
-    Assjson/json_exporter.cpp
-    Assjson/mesh_splitter.cpp
-    Assjson/mesh_splitter.h)
-
-  ADD_ASSIMP_EXPORTER( STEP
-    Step/StepExporter.h
-    Step/StepExporter.cpp)
-
-endif()
+ADD_ASSIMP_EXPORTER( FBX
+  FBX/FBXExporter.h
+  FBX/FBXExporter.cpp
+  FBX/FBXExportNode.h
+  FBX/FBXExportNode.cpp
+  FBX/FBXExportProperty.h
+  FBX/FBXExportProperty.cpp
+)
 
 SET( PostProcessing_SRCS
   PostProcessing/CalcTangentsProcess.cpp
@@ -731,12 +671,8 @@ SET( PostProcessing_SRCS
   PostProcessing/MakeVerboseFormat.h
   PostProcessing/ScaleProcess.cpp
   PostProcessing/ScaleProcess.h
-  PostProcessing/ArmaturePopulate.cpp
-  PostProcessing/ArmaturePopulate.h
   PostProcessing/GenBoundingBoxesProcess.cpp
   PostProcessing/GenBoundingBoxesProcess.h
-  PostProcessing/SplitByBoneCountProcess.cpp
-  PostProcessing/SplitByBoneCountProcess.h
 )
 SOURCE_GROUP( PostProcessing FILES ${PostProcessing_SRCS})
 
@@ -776,6 +712,11 @@ ADD_ASSIMP_IMPORTER( STL
   STL/STLLoader.h
 )
 
+ADD_ASSIMP_EXPORTER( STL
+  STL/STLExporter.h
+  STL/STLExporter.cpp
+)
+
 ADD_ASSIMP_IMPORTER( TERRAGEN
   Terragen/TerragenLoader.cpp
   Terragen/TerragenLoader.h
@@ -794,6 +735,11 @@ ADD_ASSIMP_IMPORTER( X
   X/XFileParser.h
 )
 
+ADD_ASSIMP_EXPORTER( X
+  X/XFileExporter.h
+  X/XFileExporter.cpp
+)
+
 ADD_ASSIMP_IMPORTER( X3D
   X3D/X3DImporter.cpp
   X3D/X3DImporter.hpp
@@ -814,6 +760,11 @@ ADD_ASSIMP_IMPORTER( X3D
   X3D/X3DVocabulary.cpp
 )
 
+ADD_ASSIMP_EXPORTER( X3D
+  X3D/X3DExporter.cpp
+  X3D/X3DExporter.hpp
+)
+
 ADD_ASSIMP_IMPORTER( GLTF
   glTF/glTFCommon.h
   glTF/glTFCommon.cpp
@@ -831,6 +782,13 @@ ADD_ASSIMP_IMPORTER( GLTF
   glTF2/glTF2Importer.h
 )
 
+ADD_ASSIMP_EXPORTER( GLTF
+  glTF/glTFExporter.h
+  glTF/glTFExporter.cpp
+  glTF2/glTF2Exporter.h
+  glTF2/glTF2Exporter.cpp
+)
+
 ADD_ASSIMP_IMPORTER( 3MF
   3MF/D3MFImporter.h
   3MF/D3MFImporter.cpp
@@ -839,6 +797,11 @@ ADD_ASSIMP_IMPORTER( 3MF
   3MF/3MFXmlTags.h
 )
 
+ADD_ASSIMP_EXPORTER( 3MF
+  3MF/D3MFExporter.h
+  3MF/D3MFExporter.cpp
+)
+
 ADD_ASSIMP_IMPORTER( MMD
   MMD/MMDCpp14.h
   MMD/MMDImporter.cpp
@@ -849,6 +812,14 @@ ADD_ASSIMP_IMPORTER( MMD
   MMD/MMDVmdParser.h
 )
 
+ADD_ASSIMP_EXPORTER( ASSJSON
+  Assjson/cencode.c
+  Assjson/cencode.h
+  Assjson/json_exporter.cpp
+  Assjson/mesh_splitter.cpp
+  Assjson/mesh_splitter.h
+)
+
 # Workaround for issue #2406 - force problematic large file to be optimized to prevent string table overflow error
 # Used -Os instead of -O2 as previous issues had mentioned, since -Os is roughly speaking -O2, excluding any
 # optimizations that take up extra space. Given that the issue is a string table overflowing, -Os seemed appropriate
@@ -871,6 +842,11 @@ ADD_ASSIMP_IMPORTER( STEP
     Importer/StepFile/StepReaderGen.h
 )
 
+ADD_ASSIMP_EXPORTER( STEP
+    Step/StepExporter.h
+    Step/StepExporter.cpp
+)
+
 if ((NOT ASSIMP_NO_EXPORT) OR (NOT ASSIMP_EXPORTERS_ENABLED STREQUAL ""))
 	SET( Exporter_SRCS
 	  Common/Exporter.cpp
@@ -889,35 +865,35 @@ SOURCE_GROUP( Extra FILES ${Extra_SRCS})
 IF(HUNTER_ENABLED)
   hunter_add_package(irrXML)
   find_package(irrXML CONFIG REQUIRED)
-ELSE()
+ELSE(HUNTER_ENABLED)
   # irrXML already included in contrib directory by parent CMakeLists.txt.
-ENDIF()
+ENDIF(HUNTER_ENABLED)
 
 # utf8
 IF(HUNTER_ENABLED)
   hunter_add_package(utf8)
   find_package(utf8 CONFIG REQUIRED)
-ELSE()
+ELSE(HUNTER_ENABLED)
   # utf8 is header-only, so Assimp doesn't need to do anything.
-ENDIF()
+ENDIF(HUNTER_ENABLED)
 
 # polyclipping
 IF(HUNTER_ENABLED)
   hunter_add_package(polyclipping)
   find_package(polyclipping CONFIG REQUIRED)
-ELSE()
+ELSE(HUNTER_ENABLED)
   SET( Clipper_SRCS
     ../contrib/clipper/clipper.hpp
     ../contrib/clipper/clipper.cpp
   )
   SOURCE_GROUP( Contrib\\Clipper FILES ${Clipper_SRCS})
-ENDIF()
+ENDIF(HUNTER_ENABLED)
 
 # poly2tri
 IF(HUNTER_ENABLED)
   hunter_add_package(poly2tri)
   find_package(poly2tri CONFIG REQUIRED)
-ELSE()
+ELSE(HUNTER_ENABLED)
   SET( Poly2Tri_SRCS
     ../contrib/poly2tri/poly2tri/common/shapes.cc
     ../contrib/poly2tri/poly2tri/common/shapes.h
@@ -932,13 +908,13 @@ ELSE()
     ../contrib/poly2tri/poly2tri/sweep/sweep_context.h
   )
   SOURCE_GROUP( Contrib\\Poly2Tri FILES ${Poly2Tri_SRCS})
-ENDIF()
+ENDIF(HUNTER_ENABLED)
 
 # minizip/unzip
 IF(HUNTER_ENABLED)
   hunter_add_package(minizip)
   find_package(minizip CONFIG REQUIRED)
-ELSE()
+ELSE(HUNTER_ENABLED)
   SET( unzip_SRCS
     ../contrib/unzip/crypt.h
     ../contrib/unzip/ioapi.c
@@ -947,13 +923,13 @@ ELSE()
     ../contrib/unzip/unzip.h
   )
   SOURCE_GROUP(Contrib\\unzip FILES ${unzip_SRCS})
-ENDIF()
+ENDIF(HUNTER_ENABLED)
 
 # zip (https://github.com/kuba--/zip)
 IF(HUNTER_ENABLED)
   hunter_add_package(zip)
   find_package(zip CONFIG REQUIRED)
-ELSE()
+ELSE(HUNTER_ENABLED)
   SET( ziplib_SRCS
     ../contrib/zip/src/miniz.h
     ../contrib/zip/src/zip.c
@@ -968,13 +944,13 @@ ELSE()
   endif()
 
   SOURCE_GROUP( ziplib FILES ${ziplib_SRCS} )
-ENDIF()
+ENDIF(HUNTER_ENABLED)
 
 # openddlparser
 IF(HUNTER_ENABLED)
   hunter_add_package(openddlparser)
   find_package(openddlparser CONFIG REQUIRED)
-ELSE()
+ELSE(HUNTER_ENABLED)
   SET ( openddl_parser_SRCS
     ../contrib/openddlparser/code/OpenDDLParser.cpp
     ../contrib/openddlparser/code/DDLNode.cpp
@@ -991,12 +967,12 @@ ELSE()
     ../contrib/openddlparser/include/openddlparser/Value.h
   )
   SOURCE_GROUP( Contrib\\openddl_parser FILES ${openddl_parser_SRCS})
-ENDIF()
+ENDIF(HUNTER_ENABLED)
 
 # Open3DGC
 IF(HUNTER_ENABLED)
   # Nothing to do, not available in Hunter yet.
-ELSE()
+ELSE(HUNTER_ENABLED)
   SET ( open3dgc_SRCS
     ../contrib/Open3DGC/o3dgcAdjacencyInfo.h
     ../contrib/Open3DGC/o3dgcArithmeticCodec.cpp
@@ -1029,7 +1005,7 @@ ELSE()
     ../contrib/Open3DGC/o3dgcVector.inl
   )
   SOURCE_GROUP( Contrib\\open3dgc FILES ${open3dgc_SRCS})
-ENDIF()
+ENDIF(HUNTER_ENABLED)
 
 # Check dependencies for glTF importer with Open3DGC-compression.
 # RT-extensions is used in "contrib/Open3DGC/o3dgcTimer.h" for collecting statistics. Pointed file
@@ -1048,44 +1024,40 @@ ENDIF ()
 IF(HUNTER_ENABLED)
   hunter_add_package(RapidJSON)
   find_package(RapidJSON CONFIG REQUIRED)
-ELSE()
+ELSE(HUNTER_ENABLED)
   INCLUDE_DIRECTORIES( "../contrib/rapidjson/include" )
   INCLUDE_DIRECTORIES( "../contrib" )
-ENDIF()
+ENDIF(HUNTER_ENABLED)
 
 # VC2010 fixes
 if(MSVC10)
   option( VC10_STDINT_FIX "Fix for VC10 Compiler regarding pstdint.h redefinition errors" OFF )
   if( VC10_STDINT_FIX )
     ADD_DEFINITIONS( -D_STDINT )
-  endif()
-endif()
+  endif( VC10_STDINT_FIX )
+endif(MSVC10)
 
 ADD_DEFINITIONS( -DASSIMP_BUILD_DLL_EXPORT )
 
 if ( MSVC )
   ADD_DEFINITIONS( -D_SCL_SECURE_NO_WARNINGS )
   ADD_DEFINITIONS( -D_CRT_SECURE_NO_WARNINGS )
-endif ()
+endif ( MSVC )
 
 IF(NOT HUNTER_ENABLED)
   if (UNZIP_FOUND)
     SET (unzip_compile_SRCS "")
-  else ()
+  else (UNZIP_FOUND)
     SET (unzip_compile_SRCS ${unzip_SRCS})
     INCLUDE_DIRECTORIES( "../contrib/unzip/" )
-  endif ()
-ENDIF()
+  endif (UNZIP_FOUND)
+ENDIF(NOT HUNTER_ENABLED)
 
 MESSAGE(STATUS "Enabled importer formats:${ASSIMP_IMPORTERS_ENABLED}")
 MESSAGE(STATUS "Disabled importer formats:${ASSIMP_IMPORTERS_DISABLED}")
 
-if (NOT ASSIMP_NO_EXPORT)
-  MESSAGE(STATUS "Enabled exporter formats:${ASSIMP_EXPORTERS_ENABLED}")
-  MESSAGE(STATUS "Disabled exporter formats:${ASSIMP_EXPORTERS_DISABLED}")
-endif()
-
-SOURCE_GROUP( include\\assimp    FILES ${PUBLIC_HEADERS} )
+MESSAGE(STATUS "Enabled exporter formats:${ASSIMP_EXPORTERS_ENABLED}")
+MESSAGE(STATUS "Disabled exporter formats:${ASSIMP_EXPORTERS_DISABLED}")
 
 SET( assimp_src
   # Assimp Files
@@ -1123,12 +1095,12 @@ IF(NOT HUNTER_ENABLED)
       ${IRRXML_INCLUDE_DIR}
       ../contrib/openddlparser/include
   )
-ENDIF()
+ENDIF(NOT HUNTER_ENABLED)
 
 IF (ASSIMP_BUILD_NONFREE_C4D_IMPORTER)
   SET( assimp_src ${assimp_src} ${C4D_SRCS})
   INCLUDE_DIRECTORIES(${C4D_INCLUDES})
-ENDIF ()
+ENDIF (ASSIMP_BUILD_NONFREE_C4D_IMPORTER)
 
 ADD_LIBRARY( assimp ${assimp_src} )
 ADD_LIBRARY(assimp::assimp ALIAS assimp)
@@ -1152,21 +1124,21 @@ IF(HUNTER_ENABLED)
       utf8::utf8
       zip::zip
   )
-ELSE()
+ELSE(HUNTER_ENABLED)
   TARGET_LINK_LIBRARIES(assimp ${ZLIB_LIBRARIES} ${OPENDDL_PARSER_LIBRARIES} ${IRRXML_LIBRARY} )
-ENDIF()
+ENDIF(HUNTER_ENABLED)
 
 if(ASSIMP_ANDROID_JNIIOSYSTEM)
   set(ASSIMP_ANDROID_JNIIOSYSTEM_PATH port/AndroidJNI)
   add_subdirectory(../${ASSIMP_ANDROID_JNIIOSYSTEM_PATH}/ ../${ASSIMP_ANDROID_JNIIOSYSTEM_PATH}/)
   target_link_libraries(assimp android_jniiosystem)
-endif()
+endif(ASSIMP_ANDROID_JNIIOSYSTEM)
 
 IF (ASSIMP_BUILD_NONFREE_C4D_IMPORTER)
   TARGET_LINK_LIBRARIES(assimp optimized ${C4D_RELEASE_LIBRARIES})
   TARGET_LINK_LIBRARIES(assimp debug ${C4D_DEBUG_LIBRARIES})
   TARGET_LINK_LIBRARIES(assimp ${C4D_EXTRA_LIBRARIES})
-ENDIF ()
+ENDIF (ASSIMP_BUILD_NONFREE_C4D_IMPORTER)
 
 if( MSVC )
   # in order to prevent DLL hell, each of the DLLs have to be suffixed with the major version and msvc prefix
@@ -1212,6 +1184,10 @@ SET_TARGET_PROPERTIES( assimp PROPERTIES
 )
 
 if (APPLE)
+  SET_TARGET_PROPERTIES( assimp PROPERTIES
+    INSTALL_NAME_DIR "${CMAKE_INSTALL_PREFIX}/${ASSIMP_LIB_INSTALL_DIR}"
+  )
+
   if (BUILD_FRAMEWORK)
     SET_TARGET_PROPERTIES( assimp PROPERTIES
       FRAMEWORK TRUE
@@ -1227,8 +1203,8 @@ if (APPLE)
          "../${HEADER_PATH}/Compiler"
          assimp.framework/Headers/Compiler
       COMMENT "Copying public ./Compiler/ header files to framework bundle's Headers/Compiler/")
-  ENDIF()
-ENDIF()
+  ENDIF(BUILD_FRAMEWORK)
+ENDIF(APPLE)
 
 # Build against external unzip, or add ../contrib/unzip so
 # assimp can #include "unzip.h"
@@ -1236,15 +1212,15 @@ IF(NOT HUNTER_ENABLED)
   if (UNZIP_FOUND)
     INCLUDE_DIRECTORIES(${UNZIP_INCLUDE_DIRS})
     TARGET_LINK_LIBRARIES(assimp ${UNZIP_LIBRARIES})
-  else ()
+  else (UNZIP_FOUND)
     INCLUDE_DIRECTORIES("../")
-  endif ()
-ENDIF()
+  endif (UNZIP_FOUND)
+ENDIF(NOT HUNTER_ENABLED)
 
 # Add RT-extension library for glTF importer with Open3DGC-compression.
 IF (RT_FOUND AND ASSIMP_IMPORTER_GLTF_USE_OPEN3DGC)
   TARGET_LINK_LIBRARIES(assimp ${RT_LIBRARY})
-ENDIF ()
+ENDIF (RT_FOUND AND ASSIMP_IMPORTER_GLTF_USE_OPEN3DGC)
 
 IF(HUNTER_ENABLED)
   INSTALL( TARGETS assimp
@@ -1255,14 +1231,14 @@ IF(HUNTER_ENABLED)
     FRAMEWORK DESTINATION ${ASSIMP_LIB_INSTALL_DIR}
     COMPONENT ${LIBASSIMP_COMPONENT}
     INCLUDES DESTINATION "include")
-ELSE()
+ELSE(HUNTER_ENABLED)
 INSTALL( TARGETS assimp
     LIBRARY DESTINATION ${ASSIMP_LIB_INSTALL_DIR}
     ARCHIVE DESTINATION ${ASSIMP_LIB_INSTALL_DIR}
     RUNTIME DESTINATION ${ASSIMP_BIN_INSTALL_DIR}
     FRAMEWORK DESTINATION ${ASSIMP_LIB_INSTALL_DIR}
     COMPONENT ${LIBASSIMP_COMPONENT})
-ENDIF()
+ENDIF(HUNTER_ENABLED)
 INSTALL( FILES ${PUBLIC_HEADERS} DESTINATION ${ASSIMP_INCLUDE_INSTALL_DIR}/assimp COMPONENT assimp-dev)
 INSTALL( FILES ${COMPILER_HEADERS} DESTINATION ${ASSIMP_INCLUDE_INSTALL_DIR}/assimp/Compiler COMPONENT assimp-dev)
 
@@ -1270,7 +1246,7 @@ if (ASSIMP_ANDROID_JNIIOSYSTEM)
   INSTALL(FILES ${HEADER_PATH}/${ASSIMP_ANDROID_JNIIOSYSTEM_PATH}/AndroidJNIIOSystem.h
     DESTINATION ${ASSIMP_INCLUDE_INSTALL_DIR}
     COMPONENT assimp-dev)
-ENDIF()
+ENDIF(ASSIMP_ANDROID_JNIIOSYSTEM)
 
 if(MSVC AND ASSIMP_INSTALL_PDB)
   # When only the static library is built, these properties must

Engine/lib/assimp/code/COB/COBLoader.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 All rights reserved.
 
@@ -250,7 +250,7 @@ aiNode* COBImporter::BuildNodes(const Node& root,const Scene& scin,aiScene* fill
         const Mesh& ndmesh = (const Mesh&)(root);
         if (ndmesh.vertex_positions.size() && ndmesh.texture_coords.size()) {
 
-            typedef std::pair<const unsigned int,Mesh::FaceRefList> Entry;
+            typedef std::pair<unsigned int,Mesh::FaceRefList> Entry;
             for(const Entry& reflist : ndmesh.temp_map) {
                 {   // create mesh
                     size_t n = 0;

Engine/lib/assimp/code/COB/COBLoader.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/COB/COBScene.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/CSM/CSMLoader.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 
@@ -178,7 +178,7 @@ void CSMImporter::InternReadFile( const std::string& pFile,
                         *ot++ = *buffer++;
 
                     *ot = '\0';
-                    nda->mNodeName.length = (ai_uint32)(ot-nda->mNodeName.data);
+                    nda->mNodeName.length = (size_t)(ot-nda->mNodeName.data);
                 }
 
                 anim->mNumChannels = static_cast<unsigned int>(anims_temp.size());

Engine/lib/assimp/code/CSM/CSMLoader.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Collada/ColladaExporter.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.
@@ -45,7 +45,6 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include "ColladaExporter.h"
 #include <assimp/Bitmap.h>
-#include <assimp/commonMetaData.h>
 #include <assimp/MathFunctions.h>
 #include <assimp/fast_atof.h>
 #include <assimp/SceneCombiner.h>
@@ -93,36 +92,6 @@ void ExportSceneCollada(const char* pFile, IOSystem* pIOSystem, const aiScene* p
 
 } // end of namespace Assimp
 
-// ------------------------------------------------------------------------------------------------
-// Encodes a string into a valid XML ID using the xsd:ID schema qualifications.
-static const std::string XMLIDEncode(const std::string& name) {
-    const char XML_ID_CHARS[] = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz_-.";
-    const unsigned int XML_ID_CHARS_COUNT = sizeof(XML_ID_CHARS) / sizeof(char);
-
-    if (name.length() == 0) {
-        return name;
-    }
-
-    std::stringstream idEncoded;
-
-    // xsd:ID must start with letter or underscore
-    if (!((name[0] >= 'A' && name[0] <= 'z') || name[0] == '_')) {
-        idEncoded << '_';
-    }
-
-    for (std::string::const_iterator it = name.begin(); it != name.end(); ++it) {
-        // xsd:ID can only contain letters, digits, underscores, hyphens and periods
-        if (strchr(XML_ID_CHARS, *it) != nullptr) {
-            idEncoded << *it;
-        } else {
-            // Select placeholder character based on invalid character to prevent name collisions 
-            idEncoded << XML_ID_CHARS[(*it) % XML_ID_CHARS_COUNT];
-        }
-    }
-
-    return idEncoded.str();
-}
-
 // ------------------------------------------------------------------------------------------------
 // Constructor for a specific scene to export
 ColladaExporter::ColladaExporter( const aiScene* pScene, IOSystem* pIOSystem, const std::string& path, const std::string& file) 
@@ -177,7 +146,7 @@ void ColladaExporter::WriteFile() {
     // useless Collada fu at the end, just in case we haven't had enough indirections, yet.
     mOutput << startstr << "<scene>" << endstr;
     PushTag();
-    mOutput << startstr << "<instance_visual_scene url=\"#" + XMLIDEncode(mScene->mRootNode->mName.C_Str()) + "\" />" << endstr;
+    mOutput << startstr << "<instance_visual_scene url=\"#" + XMLEscape(mScene->mRootNode->mName.C_Str()) + "\" />" << endstr;
     PopTag();
     mOutput << startstr << "</scene>" << endstr;
     PopTag();
@@ -278,7 +247,7 @@ void ColladaExporter::WriteHeader() {
         mOutput << startstr << "<author>" << XMLEscape(value.C_Str()) << "</author>" << endstr;
     }
 
-    if (nullptr == meta || !meta->Get(AI_METADATA_SOURCE_GENERATOR, value)) {
+    if (nullptr == meta || !meta->Get("AuthoringTool", value)) {
         mOutput << startstr << "<authoring_tool>" << "Assimp Exporter" << "</authoring_tool>" << endstr;
     } else {
         mOutput << startstr << "<authoring_tool>" << XMLEscape(value.C_Str()) << "</authoring_tool>" << endstr;
@@ -288,7 +257,7 @@ void ColladaExporter::WriteHeader() {
         if (meta->Get("Comments", value)) {
             mOutput << startstr << "<comments>" << XMLEscape(value.C_Str()) << "</comments>" << endstr;
         }
-        if (meta->Get(AI_METADATA_SOURCE_COPYRIGHT, value)) {
+        if (meta->Get("Copyright", value)) {
             mOutput << startstr << "<copyright>" << XMLEscape(value.C_Str()) << "</copyright>" << endstr;
         }
         if (meta->Get("SourceData", value)) {
@@ -387,10 +356,9 @@ void ColladaExporter::WriteCamerasLibrary() {
 void ColladaExporter::WriteCamera(size_t pIndex){
 
     const aiCamera *cam = mScene->mCameras[pIndex];
-    const std::string cameraName = XMLEscape(cam->mName.C_Str());
-    const std::string cameraId = XMLIDEncode(cam->mName.C_Str());
+    const std::string idstrEscaped = XMLEscape(cam->mName.C_Str());
 
-    mOutput << startstr << "<camera id=\"" << cameraId << "-camera\" name=\"" << cameraName << "\" >" << endstr;
+    mOutput << startstr << "<camera id=\"" << idstrEscaped << "-camera\" name=\"" << idstrEscaped << "_name\" >" << endstr;
     PushTag();
     mOutput << startstr << "<optics>" << endstr;
     PushTag();
@@ -444,11 +412,10 @@ void ColladaExporter::WriteLightsLibrary() {
 void ColladaExporter::WriteLight(size_t pIndex){
 
     const aiLight *light = mScene->mLights[pIndex];
-    const std::string lightName = XMLEscape(light->mName.C_Str());
-    const std::string lightId = XMLIDEncode(light->mName.C_Str());
+    const std::string idstrEscaped = XMLEscape(light->mName.C_Str());
 
-    mOutput << startstr << "<light id=\"" << lightId << "-light\" name=\""
-            << lightName << "\" >" << endstr;
+    mOutput << startstr << "<light id=\"" << idstrEscaped << "-light\" name=\""
+            << idstrEscaped << "_name\" >" << endstr;
     PushTag();
     mOutput << startstr << "<technique_common>" << endstr;
     PushTag();
@@ -619,7 +586,7 @@ static bool isalnum_C(char c) {
 void ColladaExporter::WriteImageEntry( const Surface& pSurface, const std::string& pNameAdd) {
   if( !pSurface.texture.empty() )
   {
-    mOutput << startstr << "<image id=\"" << XMLIDEncode(pNameAdd) << "\">" << endstr;
+    mOutput << startstr << "<image id=\"" << XMLEscape(pNameAdd) << "\">" << endstr;
     PushTag();
     mOutput << startstr << "<init_from>";
 
@@ -652,7 +619,7 @@ void ColladaExporter::WriteTextureColorEntry( const Surface& pSurface, const std
     }
     else
     {
-      mOutput << startstr << "<texture texture=\"" << XMLIDEncode(pImageName) << "\" texcoord=\"CHANNEL" << pSurface.channel << "\" />" << endstr;
+      mOutput << startstr << "<texture texture=\"" << XMLEscape(pImageName) << "\" texcoord=\"CHANNEL" << pSurface.channel << "\" />" << endstr;
     }
     PopTag();
     mOutput << startstr << "</" << pTypeName << ">" << endstr;
@@ -666,21 +633,21 @@ void ColladaExporter::WriteTextureParamEntry( const Surface& pSurface, const std
   // if surface is a texture, write out the sampler and the surface parameters necessary to reference the texture
   if( !pSurface.texture.empty() )
   {
-    mOutput << startstr << "<newparam sid=\"" << XMLIDEncode(pMatName) << "-" << pTypeName << "-surface\">" << endstr;
+    mOutput << startstr << "<newparam sid=\"" << XMLEscape(pMatName) << "-" << pTypeName << "-surface\">" << endstr;
     PushTag();
     mOutput << startstr << "<surface type=\"2D\">" << endstr;
     PushTag();
-    mOutput << startstr << "<init_from>" << XMLIDEncode(pMatName) << "-" << pTypeName << "-image</init_from>" << endstr;
+    mOutput << startstr << "<init_from>" << XMLEscape(pMatName) << "-" << pTypeName << "-image</init_from>" << endstr;
     PopTag();
     mOutput << startstr << "</surface>" << endstr;
     PopTag();
     mOutput << startstr << "</newparam>" << endstr;
 
-    mOutput << startstr << "<newparam sid=\"" << XMLIDEncode(pMatName) << "-" << pTypeName << "-sampler\">" << endstr;
+    mOutput << startstr << "<newparam sid=\"" << XMLEscape(pMatName) << "-" << pTypeName << "-sampler\">" << endstr;
     PushTag();
     mOutput << startstr << "<sampler2D>" << endstr;
     PushTag();
-    mOutput << startstr << "<source>" << XMLIDEncode(pMatName) << "-" << pTypeName << "-surface</source>" << endstr;
+    mOutput << startstr << "<source>" << XMLEscape(pMatName) << "-" << pTypeName << "-surface</source>" << endstr;
     PopTag();
     mOutput << startstr << "</sampler2D>" << endstr;
     PopTag();
@@ -732,6 +699,11 @@ void ColladaExporter::WriteMaterials()
         materials[a].name = std::string(name.C_Str()) + to_string(materialCountWithThisName);
       }
     }
+    for( std::string::iterator it = materials[a].name.begin(); it != materials[a].name.end(); ++it ) {
+      if( !isalnum_C( *it ) ) {
+        *it = '_';
+      }
+    }
 
     aiShadingMode shading = aiShadingMode_Flat;
     materials[a].shading_model = "phong";
@@ -796,7 +768,7 @@ void ColladaExporter::WriteMaterials()
     {
       const Material& mat = *it;
       // this is so ridiculous it must be right
-      mOutput << startstr << "<effect id=\"" << XMLIDEncode(mat.name) << "-fx\" name=\"" << XMLEscape(mat.name) << "\">" << endstr;
+      mOutput << startstr << "<effect id=\"" << XMLEscape(mat.name) << "-fx\" name=\"" << XMLEscape(mat.name) << "\">" << endstr;
       PushTag();
       mOutput << startstr << "<profile_COMMON>" << endstr;
       PushTag();
@@ -847,9 +819,9 @@ void ColladaExporter::WriteMaterials()
     for( std::vector<Material>::const_iterator it = materials.begin(); it != materials.end(); ++it )
     {
       const Material& mat = *it;
-      mOutput << startstr << "<material id=\"" << XMLIDEncode(mat.name) << "\" name=\"" << XMLEscape(mat.name) << "\">" << endstr;
+      mOutput << startstr << "<material id=\"" << XMLEscape(mat.name) << "\" name=\"" << mat.name << "\">" << endstr;
       PushTag();
-      mOutput << startstr << "<instance_effect url=\"#" << XMLIDEncode(mat.name) << "-fx\"/>" << endstr;
+      mOutput << startstr << "<instance_effect url=\"#" << XMLEscape(mat.name) << "-fx\"/>" << endstr;
       PopTag();
       mOutput << startstr << "</material>" << endstr;
     }
@@ -878,8 +850,8 @@ void ColladaExporter::WriteControllerLibrary()
 void ColladaExporter::WriteController( size_t pIndex)
 {
     const aiMesh* mesh = mScene->mMeshes[pIndex];
-    const std::string idstr = mesh->mName.length == 0 ? GetMeshId(pIndex) : mesh->mName.C_Str();
-    const std::string idstrEscaped = XMLIDEncode(idstr);
+    const std::string idstr = GetMeshId( pIndex);
+    const std::string idstrEscaped = XMLEscape(idstr);
 
     if ( mesh->mNumFaces == 0 || mesh->mNumVertices == 0 )
         return;
@@ -914,7 +886,7 @@ void ColladaExporter::WriteController( size_t pIndex)
     mOutput << startstr << "<Name_array id=\"" << idstrEscaped << "-skin-joints-array\" count=\"" << mesh->mNumBones << "\">";
 
     for( size_t i = 0; i < mesh->mNumBones; ++i )
-        mOutput << XMLIDEncode(mesh->mBones[i]->mName.C_Str()) << " ";
+        mOutput << XMLEscape(mesh->mBones[i]->mName.C_Str()) << " ";
 
     mOutput << "</Name_array>" << endstr;
 
@@ -1049,15 +1021,14 @@ void ColladaExporter::WriteGeometryLibrary()
 void ColladaExporter::WriteGeometry( size_t pIndex)
 {
     const aiMesh* mesh = mScene->mMeshes[pIndex];
-    const std::string idstr = mesh->mName.length == 0 ? GetMeshId(pIndex) : mesh->mName.C_Str();
-    const std::string geometryName = XMLEscape(idstr);
-    const std::string geometryId = XMLIDEncode(idstr);
+    const std::string idstr = GetMeshId( pIndex);
+    const std::string idstrEscaped = XMLEscape(idstr);
 
     if ( mesh->mNumFaces == 0 || mesh->mNumVertices == 0 )
         return;
 
     // opening tag
-    mOutput << startstr << "<geometry id=\"" << geometryId << "\" name=\"" << geometryName << "\" >" << endstr;
+    mOutput << startstr << "<geometry id=\"" << idstrEscaped << "\" name=\"" << idstrEscaped << "_name\" >" << endstr;
     PushTag();
 
     mOutput << startstr << "<mesh>" << endstr;
@@ -1088,9 +1059,9 @@ void ColladaExporter::WriteGeometry( size_t pIndex)
 
     // assemble vertex structure
     // Only write input for POSITION since we will write other as shared inputs in polygon definition
-    mOutput << startstr << "<vertices id=\"" << geometryId << "-vertices" << "\">" << endstr;
+    mOutput << startstr << "<vertices id=\"" << idstrEscaped << "-vertices" << "\">" << endstr;
     PushTag();
-    mOutput << startstr << "<input semantic=\"POSITION\" source=\"#" << geometryId << "-positions\" />" << endstr;
+    mOutput << startstr << "<input semantic=\"POSITION\" source=\"#" << idstrEscaped << "-positions\" />" << endstr;
     PopTag();
     mOutput << startstr << "</vertices>" << endstr;
 
@@ -1108,18 +1079,18 @@ void ColladaExporter::WriteGeometry( size_t pIndex)
     {
         mOutput << startstr << "<lines count=\"" << countLines << "\" material=\"defaultMaterial\">" << endstr;
         PushTag();
-        mOutput << startstr << "<input offset=\"0\" semantic=\"VERTEX\" source=\"#" << geometryId << "-vertices\" />" << endstr;
+        mOutput << startstr << "<input offset=\"0\" semantic=\"VERTEX\" source=\"#" << idstrEscaped << "-vertices\" />" << endstr;
         if( mesh->HasNormals() )
-            mOutput << startstr << "<input semantic=\"NORMAL\" source=\"#" << geometryId << "-normals\" />" << endstr;
+            mOutput << startstr << "<input semantic=\"NORMAL\" source=\"#" << idstrEscaped << "-normals\" />" << endstr;
         for( size_t a = 0; a < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++a )
         {
             if( mesh->HasTextureCoords(static_cast<unsigned int>(a)) )
-                mOutput << startstr << "<input semantic=\"TEXCOORD\" source=\"#" << geometryId << "-tex" << a << "\" " << "set=\"" << a << "\""  << " />" << endstr;
+                mOutput << startstr << "<input semantic=\"TEXCOORD\" source=\"#" << idstrEscaped << "-tex" << a << "\" " << "set=\"" << a << "\""  << " />" << endstr;
         }
         for( size_t a = 0; a < AI_MAX_NUMBER_OF_COLOR_SETS; ++a )
         {
             if( mesh->HasVertexColors(static_cast<unsigned int>(a) ) )
-                mOutput << startstr << "<input semantic=\"COLOR\" source=\"#" << geometryId << "-color" << a << "\" " << "set=\"" << a << "\""  << " />" << endstr;
+                mOutput << startstr << "<input semantic=\"COLOR\" source=\"#" << idstrEscaped << "-color" << a << "\" " << "set=\"" << a << "\""  << " />" << endstr;
         }
 
         mOutput << startstr << "<p>";
@@ -1142,18 +1113,18 @@ void ColladaExporter::WriteGeometry( size_t pIndex)
     {
         mOutput << startstr << "<polylist count=\"" << countPoly << "\" material=\"defaultMaterial\">" << endstr;
         PushTag();
-        mOutput << startstr << "<input offset=\"0\" semantic=\"VERTEX\" source=\"#" << geometryId << "-vertices\" />" << endstr;
+        mOutput << startstr << "<input offset=\"0\" semantic=\"VERTEX\" source=\"#" << idstrEscaped << "-vertices\" />" << endstr;
         if( mesh->HasNormals() )
-            mOutput << startstr << "<input offset=\"0\" semantic=\"NORMAL\" source=\"#" << geometryId << "-normals\" />" << endstr;
+            mOutput << startstr << "<input offset=\"0\" semantic=\"NORMAL\" source=\"#" << idstrEscaped << "-normals\" />" << endstr;
         for( size_t a = 0; a < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++a )
         {
             if( mesh->HasTextureCoords(static_cast<unsigned int>(a)) )
-                mOutput << startstr << "<input offset=\"0\" semantic=\"TEXCOORD\" source=\"#" << geometryId << "-tex" << a << "\" " << "set=\"" << a << "\""  << " />" << endstr;
+                mOutput << startstr << "<input offset=\"0\" semantic=\"TEXCOORD\" source=\"#" << idstrEscaped << "-tex" << a << "\" " << "set=\"" << a << "\""  << " />" << endstr;
         }
         for( size_t a = 0; a < AI_MAX_NUMBER_OF_COLOR_SETS; ++a )
         {
             if( mesh->HasVertexColors(static_cast<unsigned int>(a) ) )
-                mOutput << startstr << "<input offset=\"0\" semantic=\"COLOR\" source=\"#" << geometryId << "-color" << a << "\" " << "set=\"" << a << "\""  << " />" << endstr;
+                mOutput << startstr << "<input offset=\"0\" semantic=\"COLOR\" source=\"#" << idstrEscaped << "-color" << a << "\" " << "set=\"" << a << "\""  << " />" << endstr;
         }
 
         mOutput << startstr << "<vcount>";
@@ -1202,13 +1173,13 @@ void ColladaExporter::WriteFloatArray( const std::string& pIdString, FloatDataTy
             return;
     }
 
-    std::string arrayId = XMLIDEncode(pIdString) + "-array";
+    std::string arrayId = pIdString + "-array";
 
-    mOutput << startstr << "<source id=\"" << XMLIDEncode(pIdString) << "\" name=\"" << XMLEscape(pIdString) << "\">" << endstr;
+    mOutput << startstr << "<source id=\"" << XMLEscape(pIdString) << "\" name=\"" << XMLEscape(pIdString) << "\">" << endstr;
     PushTag();
 
     // source array
-    mOutput << startstr << "<float_array id=\"" << arrayId << "\" count=\"" << pElementCount * floatsPerElement << "\"> ";
+    mOutput << startstr << "<float_array id=\"" << XMLEscape(arrayId) << "\" count=\"" << pElementCount * floatsPerElement << "\"> ";
     PushTag();
 
     if( pType == FloatType_TexCoord2 )
@@ -1294,12 +1265,11 @@ void ColladaExporter::WriteFloatArray( const std::string& pIdString, FloatDataTy
 // Writes the scene library
 void ColladaExporter::WriteSceneLibrary()
 {
-    const std::string sceneName = XMLEscape(mScene->mRootNode->mName.C_Str());
-    const std::string sceneId = XMLIDEncode(mScene->mRootNode->mName.C_Str());
+    const std::string scene_name_escaped = XMLEscape(mScene->mRootNode->mName.C_Str());
 
     mOutput << startstr << "<library_visual_scenes>" << endstr;
     PushTag();
-    mOutput << startstr << "<visual_scene id=\"" + sceneId + "\" name=\"" + sceneName + "\">" << endstr;
+    mOutput << startstr << "<visual_scene id=\"" + scene_name_escaped + "\" name=\"" + scene_name_escaped + "\">" << endstr;
     PushTag();
 
     // start recursive write at the root node
@@ -1330,7 +1300,7 @@ void ColladaExporter::WriteAnimationLibrary(size_t pIndex)
 		idstr = idstr + ending;
 	}
 
-	const std::string idstrEscaped = XMLIDEncode(idstr);
+	const std::string idstrEscaped = XMLEscape(idstr);
 	
 	mOutput << startstr << "<animation id=\"" + idstrEscaped + "\" name=\"" + animation_name_escaped + "\">" << endstr;
 	PushTag();
@@ -1402,13 +1372,13 @@ void ColladaExporter::WriteAnimationLibrary(size_t pIndex)
 			}
 			
 			const std::string node_idstr = nodeAnim->mNodeName.data + std::string("_matrix-interpolation");
-            std::string arrayId = XMLIDEncode(node_idstr) + "-array";
+			std::string arrayId = node_idstr + "-array";
 			
-			mOutput << startstr << "<source id=\"" << XMLIDEncode(node_idstr) << "\">" << endstr;
+			mOutput << startstr << "<source id=\"" << XMLEscape(node_idstr) << "\">" << endstr;
 			PushTag();
 			
 			// source array
-			mOutput << startstr << "<Name_array id=\"" << arrayId << "\" count=\"" << names.size() << "\"> ";
+			mOutput << startstr << "<Name_array id=\"" << XMLEscape(arrayId) << "\" count=\"" << names.size() << "\"> ";
 			for( size_t a = 0; a < names.size(); ++a ) {
 				mOutput << names[a] << " ";
             }
@@ -1417,7 +1387,7 @@ void ColladaExporter::WriteAnimationLibrary(size_t pIndex)
 			mOutput << startstr << "<technique_common>" << endstr;
 			PushTag();
 
-			mOutput << startstr << "<accessor source=\"#" << arrayId << "\" count=\"" << names.size() << "\" stride=\"" << 1 << "\">" << endstr;
+			mOutput << startstr << "<accessor source=\"#" << XMLEscape(arrayId) << "\" count=\"" << names.size() << "\" stride=\"" << 1 << "\">" << endstr;
 			PushTag();
 			
 			mOutput << startstr << "<param name=\"INTERPOLATION\" type=\"name\"></param>" << endstr;
@@ -1439,12 +1409,12 @@ void ColladaExporter::WriteAnimationLibrary(size_t pIndex)
 		{
 		// samplers
 			const std::string node_idstr = nodeAnim->mNodeName.data + std::string("_matrix-sampler");
-			mOutput << startstr << "<sampler id=\"" << XMLIDEncode(node_idstr) << "\">" << endstr;
+			mOutput << startstr << "<sampler id=\"" << XMLEscape(node_idstr) << "\">" << endstr;
 			PushTag();
 			
-			mOutput << startstr << "<input semantic=\"INPUT\" source=\"#" << XMLIDEncode( nodeAnim->mNodeName.data + std::string("_matrix-input") ) << "\"/>" << endstr;
-			mOutput << startstr << "<input semantic=\"OUTPUT\" source=\"#" << XMLIDEncode( nodeAnim->mNodeName.data + std::string("_matrix-output") ) << "\"/>" << endstr;
-			mOutput << startstr << "<input semantic=\"INTERPOLATION\" source=\"#" << XMLIDEncode( nodeAnim->mNodeName.data + std::string("_matrix-interpolation") ) << "\"/>" << endstr;
+			mOutput << startstr << "<input semantic=\"INPUT\" source=\"#" << XMLEscape( nodeAnim->mNodeName.data + std::string("_matrix-input") ) << "\"/>" << endstr;
+			mOutput << startstr << "<input semantic=\"OUTPUT\" source=\"#" << XMLEscape( nodeAnim->mNodeName.data + std::string("_matrix-output") ) << "\"/>" << endstr;
+			mOutput << startstr << "<input semantic=\"INTERPOLATION\" source=\"#" << XMLEscape( nodeAnim->mNodeName.data + std::string("_matrix-interpolation") ) << "\"/>" << endstr;
 			
 			PopTag();
 			mOutput << startstr << "</sampler>" << endstr;
@@ -1456,7 +1426,7 @@ void ColladaExporter::WriteAnimationLibrary(size_t pIndex)
 		
 		{
 		// channels
-			mOutput << startstr << "<channel source=\"#" << XMLIDEncode( nodeAnim->mNodeName.data + std::string("_matrix-sampler") ) << "\" target=\"" << XMLIDEncode(nodeAnim->mNodeName.data) << "/matrix\"/>" << endstr;
+			mOutput << startstr << "<channel source=\"#" << XMLEscape( nodeAnim->mNodeName.data + std::string("_matrix-sampler") ) << "\" target=\"" << XMLEscape(nodeAnim->mNodeName.data) << "/matrix\"/>" << endstr;
 		}
 	}
 	
@@ -1467,6 +1437,8 @@ void ColladaExporter::WriteAnimationLibrary(size_t pIndex)
 // ------------------------------------------------------------------------------------------------
 void ColladaExporter::WriteAnimationsLibrary()
 {
+	const std::string scene_name_escaped = XMLEscape(mScene->mRootNode->mName.C_Str());
+	
 	if ( mScene->mNumAnimations > 0 ) {
 		mOutput << startstr << "<library_animations>" << endstr;
 		PushTag();
@@ -1574,17 +1546,16 @@ void ColladaExporter::WriteNode( const aiScene* pScene, aiNode* pNode)
         }
     }
 
-    const std::string node_id = XMLIDEncode(pNode->mName.data);
-    const std::string node_name = XMLEscape(pNode->mName.data);
+    const std::string node_name_escaped = XMLEscape(pNode->mName.data);
 	mOutput << startstr << "<node ";
 	if(is_skeleton_root) {
-		mOutput << "id=\"" << node_id << "\" " << (is_joint ? "sid=\"" + node_id +"\"" : "") ; // For now, only support one skeleton in a scene.
-		mFoundSkeletonRootNodeID = node_id;
+		mOutput << "id=\"" << node_name_escaped << "\" " << (is_joint ? "sid=\"" + node_name_escaped +"\"" : "") ; // For now, only support one skeleton in a scene.
+		mFoundSkeletonRootNodeID = node_name_escaped;
 	} else {
-		mOutput << "id=\"" << node_id << "\" " << (is_joint ? "sid=\"" + node_id +"\"": "") ;
+		mOutput << "id=\"" << node_name_escaped << "\" " << (is_joint ? "sid=\"" + node_name_escaped +"\"": "") ;
 	}
 	
-    mOutput << " name=\"" << node_name
+    mOutput << " name=\"" << node_name_escaped
             << "\" type=\"" << node_type
             << "\">" << endstr;
     PushTag();
@@ -1623,14 +1594,14 @@ void ColladaExporter::WriteNode( const aiScene* pScene, aiNode* pNode)
         //check if it is a camera node
         for(size_t i=0; i<mScene->mNumCameras; i++){
             if(mScene->mCameras[i]->mName == pNode->mName){
-                mOutput << startstr <<"<instance_camera url=\"#" << node_id << "-camera\"/>" << endstr;
+                mOutput << startstr <<"<instance_camera url=\"#" << node_name_escaped << "-camera\"/>" << endstr;
                 break;
             }
         }
         //check if it is a light node
         for(size_t i=0; i<mScene->mNumLights; i++){
             if(mScene->mLights[i]->mName == pNode->mName){
-                mOutput << startstr <<"<instance_light url=\"#" << node_id << "-light\"/>" << endstr;
+                mOutput << startstr <<"<instance_light url=\"#" << node_name_escaped << "-light\"/>" << endstr;
                 break;
             }
         }
@@ -1644,17 +1615,15 @@ void ColladaExporter::WriteNode( const aiScene* pScene, aiNode* pNode)
         if( mesh->mNumFaces == 0 || mesh->mNumVertices == 0 )
             continue;
 
-        const std::string meshName = mesh->mName.length == 0 ? GetMeshId(pNode->mMeshes[a]) : mesh->mName.C_Str();
-
         if( mesh->mNumBones == 0 )
         {
-            mOutput << startstr << "<instance_geometry url=\"#" << XMLIDEncode(meshName) << "\">" << endstr;
+            mOutput << startstr << "<instance_geometry url=\"#" << XMLEscape(GetMeshId( pNode->mMeshes[a])) << "\">" << endstr;
             PushTag();
         }
         else
         {
             mOutput << startstr
-                    << "<instance_controller url=\"#" << XMLIDEncode(meshName) << "-skin\">"
+                    << "<instance_controller url=\"#" << XMLEscape(GetMeshId( pNode->mMeshes[a])) << "-skin\">"
                     << endstr;
             PushTag();
 
@@ -1662,7 +1631,7 @@ void ColladaExporter::WriteNode( const aiScene* pScene, aiNode* pNode)
 			// use the first bone to find skeleton root
 			const aiNode * skeletonRootBoneNode = findSkeletonRootNode( pScene, mesh );
 			if ( skeletonRootBoneNode ) {
-				mFoundSkeletonRootNodeID = XMLIDEncode( skeletonRootBoneNode->mName.C_Str() );
+				mFoundSkeletonRootNodeID = XMLEscape( skeletonRootBoneNode->mName.C_Str() );
 			}
             mOutput << startstr << "<skeleton>#" << mFoundSkeletonRootNodeID << "</skeleton>" << endstr;
         }
@@ -1670,7 +1639,7 @@ void ColladaExporter::WriteNode( const aiScene* pScene, aiNode* pNode)
         PushTag();
         mOutput << startstr << "<technique_common>" << endstr;
         PushTag();
-        mOutput << startstr << "<instance_material symbol=\"defaultMaterial\" target=\"#" << XMLIDEncode(materials[mesh->mMaterialIndex].name) << "\">" << endstr;
+        mOutput << startstr << "<instance_material symbol=\"defaultMaterial\" target=\"#" << XMLEscape(materials[mesh->mMaterialIndex].name) << "\">" << endstr;
         PushTag();
         for( size_t a = 0; a < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++a )
         {

Engine/lib/assimp/code/Collada/ColladaExporter.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Collada/ColladaHelper.cpp

@@ -1,107 +0,0 @@
-/** Helper structures for the Collada loader */
-
-/*
-Open Asset Import Library (assimp)
-----------------------------------------------------------------------
-
-Copyright (c) 2006-2020, assimp team
-
-All rights reserved.
-
-Redistribution and use of this software in source and binary forms,
-with or without modification, are permitted provided that the
-following conditions are met:
-
-* Redistributions of source code must retain the above
-copyright notice, this list of conditions and the
-following disclaimer.
-
-* Redistributions in binary form must reproduce the above
-copyright notice, this list of conditions and the
-following disclaimer in the documentation and/or other
-materials provided with the distribution.
-
-* Neither the name of the assimp team, nor the names of its
-contributors may be used to endorse or promote products
-derived from this software without specific prior
-written permission of the assimp team.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-----------------------------------------------------------------------
-*/
-
-#include "ColladaHelper.h"
-
-#include <assimp/commonMetaData.h>
-#include <assimp/ParsingUtils.h>
-
-namespace Assimp {
-namespace Collada {
-
-const MetaKeyPairVector MakeColladaAssimpMetaKeys() {
-    MetaKeyPairVector result;
-    result.emplace_back("authoring_tool", AI_METADATA_SOURCE_GENERATOR);
-    result.emplace_back("copyright", AI_METADATA_SOURCE_COPYRIGHT);
-    return result;
-};
-
-const MetaKeyPairVector &GetColladaAssimpMetaKeys() {
-    static const MetaKeyPairVector result = MakeColladaAssimpMetaKeys();
-    return result;
-}
-
-const MetaKeyPairVector MakeColladaAssimpMetaKeysCamelCase() {
-    MetaKeyPairVector result = MakeColladaAssimpMetaKeys();
-    for (auto &val : result)
-    {
-        ToCamelCase(val.first);
-    }
-    return result;
-};
-
-const MetaKeyPairVector &GetColladaAssimpMetaKeysCamelCase()
-{
-    static const MetaKeyPairVector result = MakeColladaAssimpMetaKeysCamelCase();
-    return result;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Convert underscore_separated to CamelCase: "authoring_tool" becomes "AuthoringTool"
-void ToCamelCase(std::string &text)
-{
-    if (text.empty())
-        return;
-    // Capitalise first character
-    auto it = text.begin();
-    (*it) = ToUpper(*it);
-    ++it;
-    for (/*started above*/ ; it != text.end(); /*iterated below*/)
-    {
-        if ((*it) == '_')
-        {
-            it = text.erase(it);
-            if (it != text.end())
-                (*it) = ToUpper(*it);
-        }
-        else
-        {
-            // Make lower case
-            (*it) = ToLower(*it);
-            ++it;               
-        }
-    }
-}
-
-} // namespace Collada
-} // namespace Assimp

Engine/lib/assimp/code/Collada/ColladaHelper.h

@@ -4,7 +4,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.
@@ -47,7 +47,6 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include <map>
 #include <vector>
-#include <set>
 #include <stdint.h>
 #include <assimp/light.h>
 #include <assimp/mesh.h>
@@ -105,17 +104,6 @@ enum MorphMethod
     Relative
 };
 
-/** Common metadata keys as <Collada, Assimp> */
-typedef std::pair<std::string, std::string> MetaKeyPair;
-typedef std::vector<MetaKeyPair> MetaKeyPairVector;
-
-// Collada as lower_case (native)
-const MetaKeyPairVector &GetColladaAssimpMetaKeys();
-// Collada as CamelCase (used by Assimp for consistency)
-const MetaKeyPairVector &GetColladaAssimpMetaKeysCamelCase();
-
-/** Convert underscore_separated to CamelCase "authoring_tool" becomes "AuthoringTool" */
-void ToCamelCase(std::string &text);
 
 /** Contains all data for one of the different transformation types */
 struct Transform
@@ -595,7 +583,7 @@ struct Image
     /** Embedded image data */
     std::vector<uint8_t> mImageData;
 
-    /** File format hint of embedded image data */
+    /** File format hint ofembedded image data */
     std::string mEmbeddedFormat;
 };
 
@@ -659,37 +647,23 @@ struct Animation
 
 	void CombineSingleChannelAnimationsRecursively(Animation *pParent)
 	{
-		std::set<std::string> childrenTargets;
-		bool childrenAnimationsHaveDifferentChannels = true;
-
 		for (std::vector<Animation*>::iterator it = pParent->mSubAnims.begin(); it != pParent->mSubAnims.end();)
 		{
 			Animation *anim = *it;
-			CombineSingleChannelAnimationsRecursively(anim);
-
-			if (childrenAnimationsHaveDifferentChannels && anim->mChannels.size() == 1 &&
-				childrenTargets.find(anim->mChannels[0].mTarget) == childrenTargets.end()) {
-				childrenTargets.insert(anim->mChannels[0].mTarget);
-			} else {
-				childrenAnimationsHaveDifferentChannels = false;
-			}
 
-			++it;
-		}
+			CombineSingleChannelAnimationsRecursively(anim);
 
-		// We only want to combine animations if they have different channels
-		if (childrenAnimationsHaveDifferentChannels)
-		{
-			for (std::vector<Animation*>::iterator it = pParent->mSubAnims.begin(); it != pParent->mSubAnims.end();)
+			if (anim->mChannels.size() == 1)
 			{
-				Animation *anim = *it;
-
 				pParent->mChannels.push_back(anim->mChannels[0]);
 
 				it = pParent->mSubAnims.erase(it);
 
 				delete anim;
-				continue;
+			}
+			else
+			{
+				++it;
 			}
 		}
 	}

Engine/lib/assimp/code/Collada/ColladaLoader.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 All rights reserved.
 
@@ -963,38 +963,18 @@ void ColladaLoader::StoreAnimations( aiScene* pScene, const ColladaParser& pPars
 
     // catch special case: many animations with the same length, each affecting only a single node.
     // we need to unite all those single-node-anims to a proper combined animation
-    for(size_t a = 0; a < mAnims.size(); ++a) {
+    for( size_t a = 0; a < mAnims.size(); ++a) {
         aiAnimation* templateAnim = mAnims[a];
-
-        if (templateAnim->mNumChannels == 1) {
+        if( templateAnim->mNumChannels == 1) {
             // search for other single-channel-anims with the same duration
             std::vector<size_t> collectedAnimIndices;
             for( size_t b = a+1; b < mAnims.size(); ++b) {
                 aiAnimation* other = mAnims[b];
                 if (other->mNumChannels == 1 && other->mDuration == templateAnim->mDuration &&
                     other->mTicksPerSecond == templateAnim->mTicksPerSecond)
-						collectedAnimIndices.push_back(b);
+                    collectedAnimIndices.push_back(b);
             }
 
-			// We only want to combine the animations if they have different channels
-			std::set<std::string> animTargets;
-			animTargets.insert(templateAnim->mChannels[0]->mNodeName.C_Str());
-			bool collectedAnimationsHaveDifferentChannels = true;
-			for (size_t b = 0; b < collectedAnimIndices.size(); ++b)
-			{
-				aiAnimation* srcAnimation = mAnims[collectedAnimIndices[b]];
-				std::string channelName = std::string(srcAnimation->mChannels[0]->mNodeName.C_Str());
-				if (animTargets.find(channelName) == animTargets.end()) {
-					animTargets.insert(channelName);
-				} else {
-					collectedAnimationsHaveDifferentChannels = false;
-					break;
-				}
-			}
-
-			if (!collectedAnimationsHaveDifferentChannels)
-				continue;
-
             // if there are other animations which fit the template anim, combine all channels into a single anim
             if (!collectedAnimIndices.empty())
             {
@@ -1755,7 +1735,6 @@ void ColladaLoader::BuildMaterials(ColladaParser& pParser, aiScene* /*pScene*/)
 
 // ------------------------------------------------------------------------------------------------
 // Resolves the texture name for the given effect texture entry
-// and loads the texture data 
 aiString ColladaLoader::FindFilenameForEffectTexture(const ColladaParser& pParser,
     const Collada::Effect& pEffect, const std::string& pName)
 {
@@ -1783,7 +1762,7 @@ aiString ColladaLoader::FindFilenameForEffectTexture(const ColladaParser& pParse
 
         //set default texture file name
         result.Set(name + ".jpg");
-        ColladaParser::UriDecodePath(result);
+        ConvertPath(result);
         return result;
     }
 
@@ -1802,7 +1781,7 @@ aiString ColladaLoader::FindFilenameForEffectTexture(const ColladaParser& pParse
 
 
         // setup format hint
-        if (imIt->second.mEmbeddedFormat.length() >= HINTMAXTEXTURELEN) {
+        if (imIt->second.mEmbeddedFormat.length() > 3) {
             ASSIMP_LOG_WARN("Collada: texture format hint is too long, truncating to 3 characters");
         }
         strncpy(tex->achFormatHint, imIt->second.mEmbeddedFormat.c_str(), 3);
@@ -1823,10 +1802,61 @@ aiString ColladaLoader::FindFilenameForEffectTexture(const ColladaParser& pParse
         }
 
         result.Set(imIt->second.mFileName);
+        ConvertPath(result);
     }
     return result;
 }
 
+// ------------------------------------------------------------------------------------------------
+// Convert a path read from a collada file to the usual representation
+void ColladaLoader::ConvertPath(aiString& ss)
+{
+    // TODO: collada spec, p 22. Handle URI correctly.
+    // For the moment we're just stripping the file:// away to make it work.
+    // Windows doesn't seem to be able to find stuff like
+    // 'file://..\LWO\LWO2\MappingModes\earthSpherical.jpg'
+    if (0 == strncmp(ss.data, "file://", 7))
+    {
+        ss.length -= 7;
+        memmove(ss.data, ss.data + 7, ss.length);
+        ss.data[ss.length] = '\0';
+    }
+
+    // Maxon Cinema Collada Export writes "file:///C:\andsoon" with three slashes...
+    // I need to filter it without destroying linux paths starting with "/somewhere"
+#if defined( _MSC_VER )
+    if (ss.data[0] == '/' && isalpha((unsigned char)ss.data[1]) && ss.data[2] == ':') {
+#else
+    if (ss.data[0] == '/' && isalpha(ss.data[1]) && ss.data[2] == ':') {
+#endif
+        --ss.length;
+        ::memmove(ss.data, ss.data + 1, ss.length);
+        ss.data[ss.length] = 0;
+    }
+
+    // find and convert all %xy special chars
+    char* out = ss.data;
+    for (const char* it = ss.data; it != ss.data + ss.length; /**/)
+    {
+        if (*it == '%' && (it + 3) < ss.data + ss.length)
+        {
+            // separate the number to avoid dragging in chars from behind into the parsing
+            char mychar[3] = { it[1], it[2], 0 };
+            size_t nbr = strtoul16(mychar);
+            it += 3;
+            *out++ = (char)(nbr & 0xFF);
+        }
+        else
+        {
+            *out++ = *it++;
+        }
+    }
+
+    // adjust length and terminator of the shortened string
+    *out = 0;
+    ss.length = (ptrdiff_t)(out - ss.data);
+}
+
 // ------------------------------------------------------------------------------------------------
 // Reads a float value from an accessor and its data array.
 ai_real ColladaLoader::ReadFloat(const Collada::Accessor& pAccessor, const Collada::Data& pData, size_t pIndex, size_t pOffset) const

Engine/lib/assimp/code/Collada/ColladaLoader.h

@@ -4,7 +4,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.
@@ -94,7 +94,7 @@ public:
 public:
     /** Returns whether the class can handle the format of the given file.
      * See BaseImporter::CanRead() for details. */
-    bool CanRead(const std::string& pFile, IOSystem* pIOHandler, bool checkSig) const override;
+    bool CanRead( const std::string& pFile, IOSystem* pIOHandler, bool checkSig) const override;
 
 protected:
     /** Return importer meta information.
@@ -184,6 +184,9 @@ protected:
     aiString FindFilenameForEffectTexture( const ColladaParser& pParser,
         const Collada::Effect& pEffect, const std::string& pName);
 
+    /** Converts a path read from a collada file to the usual representation */
+    void ConvertPath( aiString& ss);
+
     /** Reads a float value from an accessor and its data array.
      * @param pAccessor The accessor to use for reading
      * @param pData The data array to read from

Engine/lib/assimp/code/Collada/ColladaParser.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 
@@ -50,7 +50,6 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include <sstream>
 #include <stdarg.h>
 #include "ColladaParser.h"
-#include <assimp/commonMetaData.h>
 #include <assimp/fast_atof.h>
 #include <assimp/ParsingUtils.h>
 #include <assimp/StringUtils.h>
@@ -184,75 +183,18 @@ std::string ColladaParser::ReadZaeManifest(ZipArchiveIOSystem &zip_archive) {
                 if (filepath == nullptr)
                     return std::string();
 
-                aiString ai_str(filepath);
-                UriDecodePath(ai_str);
-
-                return std::string(ai_str.C_Str());
+                return std::string(filepath);
             }
         }
     }
     return std::string();
 }
 
-// ------------------------------------------------------------------------------------------------
-// Convert a path read from a collada file to the usual representation
-void ColladaParser::UriDecodePath(aiString& ss)
-{
-    // TODO: collada spec, p 22. Handle URI correctly.
-    // For the moment we're just stripping the file:// away to make it work.
-    // Windows doesn't seem to be able to find stuff like
-    // 'file://..\LWO\LWO2\MappingModes\earthSpherical.jpg'
-    if (0 == strncmp(ss.data, "file://", 7))
-    {
-        ss.length -= 7;
-        memmove(ss.data, ss.data + 7, ss.length);
-        ss.data[ss.length] = '\0';
-    }
-
-    // Maxon Cinema Collada Export writes "file:///C:\andsoon" with three slashes...
-    // I need to filter it without destroying linux paths starting with "/somewhere"
-#if defined( _MSC_VER )
-    if (ss.data[0] == '/' && isalpha((unsigned char)ss.data[1]) && ss.data[2] == ':') {
-#else
-    if (ss.data[0] == '/' && isalpha(ss.data[1]) && ss.data[2] == ':') {
-#endif
-        --ss.length;
-        ::memmove(ss.data, ss.data + 1, ss.length);
-        ss.data[ss.length] = 0;
-    }
-
-    // find and convert all %xy special chars
-    char* out = ss.data;
-    for (const char* it = ss.data; it != ss.data + ss.length; /**/)
-    {
-        if (*it == '%' && (it + 3) < ss.data + ss.length)
-        {
-            // separate the number to avoid dragging in chars from behind into the parsing
-            char mychar[3] = { it[1], it[2], 0 };
-            size_t nbr = strtoul16(mychar);
-            it += 3;
-            *out++ = (char)(nbr & 0xFF);
-        }
-        else
-        {
-            *out++ = *it++;
-        }
-    }
-
-    // adjust length and terminator of the shortened string
-    *out = 0;
-    ai_assert(out > ss.data);
-    ss.length = static_cast<ai_uint32>(out - ss.data);
-}
-
 // ------------------------------------------------------------------------------------------------
 // Read bool from text contents of current element
 bool ColladaParser::ReadBoolFromTextContent()
 {
     const char* cur = GetTextContent();
-    if ( nullptr == cur) {
-        return false;
-    }
     return (!ASSIMP_strincmp(cur, "true", 4) || '0' != *cur);
 }
 
@@ -261,9 +203,6 @@ bool ColladaParser::ReadBoolFromTextContent()
 ai_real ColladaParser::ReadFloatFromTextContent()
 {
     const char* cur = GetTextContent();
-    if ( nullptr == cur ) {
-        return 0.0;
-    }
     return fast_atof(cur);
 }
 
@@ -283,11 +222,6 @@ void ColladaParser::ReadContents()
                 if (attrib != -1) {
                     const char* version = mReader->getAttributeValue(attrib);
 
-                    // Store declared format version string
-                    aiString v;
-                    v.Set(version);
-                    mAssetMetaData.emplace(AI_METADATA_SOURCE_FORMAT_VERSION, v );
-
                     if (!::strncmp(version, "1.5", 3)) {
                         mFormat = FV_1_5_n;
                         ASSIMP_LOG_DEBUG("Collada schema version is 1.5.n");
@@ -446,39 +380,23 @@ void ColladaParser::ReadContributorInfo()
     }
 }
 
-static bool FindCommonKey(const std::string &collada_key, const MetaKeyPairVector &key_renaming, size_t &found_index) {
-    for (size_t i = 0; i < key_renaming.size(); ++i) {
-		if (key_renaming[i].first == collada_key) {
-            found_index = i;
-            return true;
-		}
-	}
-    found_index = std::numeric_limits<size_t>::max();
-    return false;
-}
-
 // ------------------------------------------------------------------------------------------------
 // Reads a single string metadata item
-void ColladaParser::ReadMetaDataItem(StringMetaData &metadata) {
-    const Collada::MetaKeyPairVector &key_renaming = GetColladaAssimpMetaKeysCamelCase();
-	// Metadata such as created, keywords, subject etc
-	const char *key_char = mReader->getNodeName();
-	if (key_char != nullptr) {
+void ColladaParser::ReadMetaDataItem(StringMetaData &metadata)
+{
+    // Metadata such as created, keywords, subject etc
+    const char* key_char = mReader->getNodeName();
+    if (key_char != nullptr)
+    {
         const std::string key_str(key_char);
-		const char *value_char = TestTextContent();
-		if (value_char != nullptr) {
+        const char* value_char = TestTextContent();
+        if (value_char != nullptr)
+        {
+            std::string camel_key_str = key_str;
+            ToCamelCase(camel_key_str);
             aiString aistr;
-			aistr.Set(value_char);
-
-            std::string camel_key_str(key_str);
-			ToCamelCase(camel_key_str);
-
-			size_t found_index;
-			if (FindCommonKey(camel_key_str, key_renaming, found_index)) {
-                metadata.emplace(key_renaming[found_index].second, aistr);
-            } else {
-				metadata.emplace(camel_key_str, aistr);
-			}
+            aistr.Set(value_char);
+            metadata.emplace(camel_key_str, aistr);
         }
         TestClosing(key_str.c_str());
     }
@@ -486,6 +404,27 @@ void ColladaParser::ReadMetaDataItem(StringMetaData &metadata) {
         SkipElement();
 }
 
+// ------------------------------------------------------------------------------------------------
+// Convert underscore_seperated to CamelCase: "authoring_tool" becomes "AuthoringTool"
+void ColladaParser::ToCamelCase(std::string &text)
+{
+    if (text.empty())
+        return;
+    // Capitalise first character
+    text[0] = ToUpper(text[0]);
+    for (auto it = text.begin(); it != text.end(); /*iterated below*/)
+    {
+        if ((*it) == '_')
+        {
+            it = text.erase(it);
+            if (it != text.end())
+                (*it) = ToUpper(*it);
+        }
+        else
+            ++it;
+    }
+}
+
 // ------------------------------------------------------------------------------------------------
 // Reads the animation clips
 void ColladaParser::ReadAnimationClipLibrary()
@@ -1181,12 +1120,7 @@ void ColladaParser::ReadImage(Collada::Image& pImage)
                     if (!mReader->isEmptyElement()) {
                         // element content is filename - hopefully
                         const char* sz = TestTextContent();
-                        if (sz)
-                        {
-                            aiString filepath(sz);
-                            UriDecodePath(filepath);
-                            pImage.mFileName = filepath.C_Str();
-                        }
+                        if (sz)pImage.mFileName = sz;
                         TestClosing("init_from");
                     }
                     if (!pImage.mFileName.length()) {
@@ -1219,12 +1153,7 @@ void ColladaParser::ReadImage(Collada::Image& pImage)
                 {
                     // element content is filename - hopefully
                     const char* sz = TestTextContent();
-                    if (sz)
-                    {
-                        aiString filepath(sz);
-                        UriDecodePath(filepath);
-                        pImage.mFileName = filepath.C_Str();
-                    }
+                    if (sz)pImage.mFileName = sz;
                     TestClosing("ref");
                 }
                 else if (IsElement("hex") && !pImage.mFileName.length())
@@ -3127,7 +3056,7 @@ void ColladaParser::ReadMaterialVertexInputBinding(Collada::SemanticMappingTable
     }
 }
 
-void ColladaParser::ReadEmbeddedTextures(ZipArchiveIOSystem& zip_archive)
+void Assimp::ColladaParser::ReadEmbeddedTextures(ZipArchiveIOSystem& zip_archive)
 {
     // Attempt to load any undefined Collada::Image in ImageLibrary
     for (ImageLibrary::iterator it = mImageLibrary.begin(); it != mImageLibrary.end(); ++it) {
@@ -3241,12 +3170,13 @@ void ColladaParser::ReadScene()
 
 // ------------------------------------------------------------------------------------------------
 // Aborts the file reading with an exception
-AI_WONT_RETURN void ColladaParser::ThrowException(const std::string& pError) const {
+AI_WONT_RETURN void ColladaParser::ThrowException(const std::string& pError) const
+{
     throw DeadlyImportError(format() << "Collada: " << mFileName << " - " << pError);
 }
-
-void ColladaParser::ReportWarning(const char* msg, ...) {
-    ai_assert(nullptr != msg);
+void ColladaParser::ReportWarning(const char* msg, ...)
+{
+    ai_assert(NULL != msg);
 
     va_list args;
     va_start(args, msg);
@@ -3261,11 +3191,11 @@ void ColladaParser::ReportWarning(const char* msg, ...) {
 
 // ------------------------------------------------------------------------------------------------
 // Skips all data until the end node of the current element
-void ColladaParser::SkipElement() {
+void ColladaParser::SkipElement()
+{
     // nothing to skip if it's an <element />
-    if (mReader->isEmptyElement()) {
+    if (mReader->isEmptyElement())
         return;
-    }
 
     // reroute
     SkipElement(mReader->getNodeName());
@@ -3273,75 +3203,63 @@ void ColladaParser::SkipElement() {
 
 // ------------------------------------------------------------------------------------------------
 // Skips all data until the end node of the given element
-void ColladaParser::SkipElement(const char* pElement) {
+void ColladaParser::SkipElement(const char* pElement)
+{
     // copy the current node's name because it'a pointer to the reader's internal buffer,
     // which is going to change with the upcoming parsing
     std::string element = pElement;
-    while (mReader->read()) {
-        if (mReader->getNodeType() == irr::io::EXN_ELEMENT_END) {
-            if (mReader->getNodeName() == element) {
+    while (mReader->read())
+    {
+        if (mReader->getNodeType() == irr::io::EXN_ELEMENT_END)
+            if (mReader->getNodeName() == element)
                 break;
-            }
-        }
     }
 }
 
 // ------------------------------------------------------------------------------------------------
 // Tests for an opening element of the given name, throws an exception if not found
-void ColladaParser::TestOpening(const char* pName) {
+void ColladaParser::TestOpening(const char* pName)
+{
     // read element start
-    if (!mReader->read()) {
+    if (!mReader->read())
         ThrowException(format() << "Unexpected end of file while beginning of <" << pName << "> element.");
-    }
     // whitespace in front is ok, just read again if found
-    if (mReader->getNodeType() == irr::io::EXN_TEXT) {
-        if (!mReader->read()) {
+    if (mReader->getNodeType() == irr::io::EXN_TEXT)
+        if (!mReader->read())
             ThrowException(format() << "Unexpected end of file while reading beginning of <" << pName << "> element.");
-        }
-    }
 
-    if (mReader->getNodeType() != irr::io::EXN_ELEMENT || strcmp(mReader->getNodeName(), pName) != 0) {
+    if (mReader->getNodeType() != irr::io::EXN_ELEMENT || strcmp(mReader->getNodeName(), pName) != 0)
         ThrowException(format() << "Expected start of <" << pName << "> element.");
-    }
 }
 
 // ------------------------------------------------------------------------------------------------
 // Tests for the closing tag of the given element, throws an exception if not found
-void ColladaParser::TestClosing(const char* pName) {
-    // check if we have an empty (self-closing) element
-    if (mReader->isEmptyElement()) {
-        return;
-    }
-
+void ColladaParser::TestClosing(const char* pName)
+{
     // check if we're already on the closing tag and return right away
-    if (mReader->getNodeType() == irr::io::EXN_ELEMENT_END && strcmp(mReader->getNodeName(), pName) == 0) {
+    if (mReader->getNodeType() == irr::io::EXN_ELEMENT_END && strcmp(mReader->getNodeName(), pName) == 0)
         return;
-    }
 
     // if not, read some more
-    if (!mReader->read()) {
+    if (!mReader->read())
         ThrowException(format() << "Unexpected end of file while reading end of <" << pName << "> element.");
-    }
     // whitespace in front is ok, just read again if found
-    if (mReader->getNodeType() == irr::io::EXN_TEXT) {
-        if (!mReader->read()) {
+    if (mReader->getNodeType() == irr::io::EXN_TEXT)
+        if (!mReader->read())
             ThrowException(format() << "Unexpected end of file while reading end of <" << pName << "> element.");
-        }
-    }
 
     // but this has the be the closing tag, or we're lost
-    if (mReader->getNodeType() != irr::io::EXN_ELEMENT_END || strcmp(mReader->getNodeName(), pName) != 0) {
+    if (mReader->getNodeType() != irr::io::EXN_ELEMENT_END || strcmp(mReader->getNodeName(), pName) != 0)
         ThrowException(format() << "Expected end of <" << pName << "> element.");
-    }
 }
 
 // ------------------------------------------------------------------------------------------------
 // Returns the index of the named attribute or -1 if not found. Does not throw, therefore useful for optional attributes
-int ColladaParser::GetAttribute(const char* pAttr) const {
+int ColladaParser::GetAttribute(const char* pAttr) const
+{
     int index = TestAttribute(pAttr);
-    if (index != -1) {
+    if (index != -1)
         return index;
-    }
 
     // attribute not found -> throw an exception
     ThrowException(format() << "Expected attribute \"" << pAttr << "\" for element <" << mReader->getNodeName() << ">.");

Engine/lib/assimp/code/Collada/ColladaParser.h

@@ -2,7 +2,7 @@
  Open Asset Import Library (assimp)
  ----------------------------------------------------------------------
 
- Copyright (c) 2006-2020, assimp team
+ Copyright (c) 2006-2019, assimp team
 
 
  All rights reserved.
@@ -66,15 +66,12 @@ namespace Assimp
     {
         friend class ColladaLoader;
 
-        /** Converts a path read from a collada file to the usual representation */
-        static void UriDecodePath(aiString& ss);
-
     protected:
         /** Map for generic metadata as aiString */
         typedef std::map<std::string, aiString> StringMetaData;
 
         /** Constructor from XML file */
-        ColladaParser(IOSystem* pIOHandler, const std::string& pFile);
+        ColladaParser( IOSystem* pIOHandler, const std::string& pFile);
 
         /** Destructor */
         ~ColladaParser();
@@ -94,9 +91,12 @@ namespace Assimp
         /** Reads contributor information such as author and legal blah */
         void ReadContributorInfo();
 
-        /** Reads generic metadata into provided map and renames keys for Assimp */
+        /** Reads generic metadata into provided map */
         void ReadMetaDataItem(StringMetaData &metadata);
 
+        /** Convert underscore_seperated to CamelCase "authoring_tool" becomes "AuthoringTool" */
+        static void ToCamelCase(std::string &text);
+
         /** Reads the animation library */
         void ReadAnimationLibrary();
 

Engine/lib/assimp/code/Common/Assimp.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/Common/BaseImporter.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 
@@ -67,20 +67,7 @@ using namespace Assimp;
 // Constructor to be privately used by Importer
 BaseImporter::BaseImporter() AI_NO_EXCEPT
 : m_progress() {
-    /**
-    * Assimp Importer
-    * unit conversions available
-    * if you need another measurment unit add it below.
-    * it's currently defined in assimp that we prefer meters.
-    *
-    * NOTE: Initialised here rather than in the header file
-    * to workaround a VS2013 bug with brace initialisers
-    * */
-    importerUnits[ImporterUnits::M] = 1.0;
-    importerUnits[ImporterUnits::CM] = 0.01;
-    importerUnits[ImporterUnits::MM] = 0.001;
-    importerUnits[ImporterUnits::INCHES] = 0.0254;
-    importerUnits[ImporterUnits::FEET] = 0.3048;
+    // nothing to do here
 }
 
 // ------------------------------------------------------------------------------------------------
@@ -191,7 +178,7 @@ void BaseImporter::GetExtensionList(std::set<std::string>& extensions) {
     }
 
     std::unique_ptr<IOStream> pStream (pIOHandler->Open(pFile));
-    if (pStream) {
+    if (pStream.get() ) {
         // read 200 characters from the file
         std::unique_ptr<char[]> _buffer (new char[searchBytes+1 /* for the '\0' */]);
         char *buffer( _buffer.get() );
@@ -283,6 +270,7 @@ std::string BaseImporter::GetExtension( const std::string& file ) {
         return "";
     }
 
+
     // thanks to Andy Maloney for the hint
     std::string ret = file.substr( pos + 1 );
     std::transform( ret.begin(), ret.end(), ret.begin(), ToLower<char>);
@@ -308,7 +296,7 @@ std::string BaseImporter::GetExtension( const std::string& file ) {
     };
     magic = reinterpret_cast<const char*>(_magic);
     std::unique_ptr<IOStream> pStream (pIOHandler->Open(pFile));
-    if (pStream) {
+    if (pStream.get() ) {
 
         // skip to offset
         pStream->Seek(offset,aiOrigin_SET);
@@ -602,7 +590,7 @@ unsigned int BatchLoader::AddLoadRequest(const std::string& file,
     }
 
     // no, we don't have it. So add it to the queue ...
-    m_data->requests.emplace_back(file, steps, map, m_data->next_id);
+    m_data->requests.push_back(LoadRequest(file,steps,map, m_data->next_id));
     return m_data->next_id++;
 }
 

Engine/lib/assimp/code/Common/BaseProcess.cpp

@@ -3,7 +3,9 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
+
+
 
 All rights reserved.
 
@@ -41,43 +43,45 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 /** @file Implementation of BaseProcess */
 
-#include "BaseProcess.h"
-#include "Importer.h"
 #include <assimp/BaseImporter.h>
-#include <assimp/scene.h>
+#include "BaseProcess.h"
 #include <assimp/DefaultLogger.hpp>
+#include <assimp/scene.h>
+#include "Importer.h"
 
 using namespace Assimp;
 
 // ------------------------------------------------------------------------------------------------
 // Constructor to be privately used by Importer
 BaseProcess::BaseProcess() AI_NO_EXCEPT
-        : shared(),
-          progress() {
-    // empty
+: shared()
+, progress()
+{
 }
 
 // ------------------------------------------------------------------------------------------------
 // Destructor, private as well
-BaseProcess::~BaseProcess() {
+BaseProcess::~BaseProcess()
+{
     // nothing to do here
 }
 
 // ------------------------------------------------------------------------------------------------
-void BaseProcess::ExecuteOnScene(Importer *pImp) {
-    ai_assert( nullptr != pImp );
-    ai_assert( nullptr != pImp->Pimpl()->mScene);
+void BaseProcess::ExecuteOnScene( Importer* pImp)
+{
+    ai_assert(NULL != pImp && NULL != pImp->Pimpl()->mScene);
 
     progress = pImp->GetProgressHandler();
-    ai_assert(nullptr != progress);
+    ai_assert(progress);
 
-    SetupProperties(pImp);
+    SetupProperties( pImp );
 
     // catch exceptions thrown inside the PostProcess-Step
-    try {
+    try
+    {
         Execute(pImp->Pimpl()->mScene);
 
-    } catch (const std::exception &err) {
+    } catch( const std::exception& err )    {
 
         // extract error description
         pImp->Pimpl()->mErrorString = err.what();
@@ -90,11 +94,14 @@ void BaseProcess::ExecuteOnScene(Importer *pImp) {
 }
 
 // ------------------------------------------------------------------------------------------------
-void BaseProcess::SetupProperties(const Importer * /*pImp*/) {
+void BaseProcess::SetupProperties(const Importer* /*pImp*/)
+{
     // the default implementation does nothing
 }
 
 // ------------------------------------------------------------------------------------------------
-bool BaseProcess::RequireVerboseFormat() const {
+bool BaseProcess::RequireVerboseFormat() const
+{
     return true;
 }
+

Engine/lib/assimp/code/Common/BaseProcess.h

@@ -2,7 +2,8 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
+
 
 All rights reserved.
 
@@ -43,13 +44,12 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #ifndef INCLUDED_AI_BASEPROCESS_H
 #define INCLUDED_AI_BASEPROCESS_H
 
-#include <assimp/GenericProperty.h>
-
 #include <map>
+#include <assimp/GenericProperty.h>
 
 struct aiScene;
 
-namespace Assimp {
+namespace Assimp    {
 
 class Importer;
 
@@ -60,50 +60,64 @@ class Importer;
  *  to provide additional information to other steps. This is primarily
  *  intended for cross-step optimizations.
  */
-class SharedPostProcessInfo {
+class SharedPostProcessInfo
+{
 public:
-    struct Base {
-        virtual ~Base() {}
+
+    struct Base
+    {
+        virtual ~Base()
+        {}
     };
 
     //! Represents data that is allocated on the heap, thus needs to be deleted
     template <typename T>
-    struct THeapData : public Base {
-        explicit THeapData(T *in) :
-                data(in) {}
-
-        ~THeapData() {
+    struct THeapData : public Base
+    {
+        explicit THeapData(T* in)
+            : data (in)
+        {}
+
+        ~THeapData()
+        {
             delete data;
         }
-        T *data;
+        T* data;
     };
 
     //! Represents static, by-value data not allocated on the heap
     template <typename T>
-    struct TStaticData : public Base {
-        explicit TStaticData(T in) :
-                data(in) {}
+    struct TStaticData : public Base
+    {
+        explicit TStaticData(T in)
+            : data (in)
+        {}
 
-        ~TStaticData() {}
+        ~TStaticData()
+        {}
 
         T data;
     };
 
     // some typedefs for cleaner code
     typedef unsigned int KeyType;
-    typedef std::map<KeyType, Base *> PropertyMap;
+    typedef std::map<KeyType, Base*>  PropertyMap;
 
 public:
+
     //! Destructor
-    ~SharedPostProcessInfo() {
+    ~SharedPostProcessInfo()
+    {
         Clean();
     }
 
     //! Remove all stored properties from the table
-    void Clean() {
+    void Clean()
+    {
         // invoke the virtual destructor for all stored properties
         for (PropertyMap::iterator it = pmap.begin(), end = pmap.end();
-                it != end; ++it) {
+             it != end; ++it)
+        {
             delete (*it).second;
         }
         pmap.clear();
@@ -111,21 +125,24 @@ public:
 
     //! Add a heap property to the list
     template <typename T>
-    void AddProperty(const char *name, T *in) {
-        AddProperty(name, (Base *)new THeapData<T>(in));
+    void AddProperty( const char* name, T* in ){
+        AddProperty(name,(Base*)new THeapData<T>(in));
     }
 
     //! Add a static by-value property to the list
     template <typename T>
-    void AddProperty(const char *name, T in) {
-        AddProperty(name, (Base *)new TStaticData<T>(in));
+    void AddProperty( const char* name, T in ){
+        AddProperty(name,(Base*)new TStaticData<T>(in));
     }
 
+
     //! Get a heap property
     template <typename T>
-    bool GetProperty(const char *name, T *&out) const {
-        THeapData<T> *t = (THeapData<T> *)GetPropertyInternal(name);
-        if (!t) {
+    bool GetProperty( const char* name, T*& out ) const
+    {
+        THeapData<T>* t = (THeapData<T>*)GetPropertyInternal(name);
+        if(!t)
+        {
             out = NULL;
             return false;
         }
@@ -135,34 +152,53 @@ public:
 
     //! Get a static, by-value property
     template <typename T>
-    bool GetProperty(const char *name, T &out) const {
-        TStaticData<T> *t = (TStaticData<T> *)GetPropertyInternal(name);
-        if ( nullptr == t) {
-            return false;
-        }
+    bool GetProperty( const char* name, T& out ) const
+    {
+        TStaticData<T>* t = (TStaticData<T>*)GetPropertyInternal(name);
+        if(!t)return false;
         out = t->data;
         return true;
     }
 
     //! Remove a property of a specific type
-    void RemoveProperty(const char *name) {
-        SetGenericPropertyPtr<Base>(pmap, name, nullptr );
+    void RemoveProperty( const char* name)  {
+        SetGenericPropertyPtr<Base>(pmap,name,NULL);
     }
 
 private:
-    void AddProperty(const char *name, Base *data) {
-        SetGenericPropertyPtr<Base>(pmap, name, data);
+
+    void AddProperty( const char* name, Base* data) {
+        SetGenericPropertyPtr<Base>(pmap,name,data);
     }
 
-    Base *GetPropertyInternal(const char *name) const {
-        return GetGenericProperty<Base *>(pmap, name, nullptr );
+    Base* GetPropertyInternal( const char* name) const  {
+        return GetGenericProperty<Base*>(pmap,name,NULL);
     }
 
 private:
+
     //! Map of all stored properties
     PropertyMap pmap;
 };
 
+#if 0
+
+// ---------------------------------------------------------------------------
+/** @brief Represents a dependency table for a postprocessing steps.
+ *
+ *  For future use.
+ */
+ struct PPDependencyTable
+ {
+     unsigned int execute_me_before_these;
+     unsigned int execute_me_after_these;
+     unsigned int only_if_these_are_not_specified;
+     unsigned int mutually_exclusive_with;
+ };
+
+#endif
+
+
 #define AI_SPP_SPATIAL_SORT "$Spat"
 
 // ---------------------------------------------------------------------------
@@ -192,7 +228,7 @@ public:
      * @return true if the process is present in this flag fields,
      *   false if not.
     */
-    virtual bool IsActive(unsigned int pFlags) const = 0;
+    virtual bool IsActive( unsigned int pFlags) const = 0;
 
     // -------------------------------------------------------------------
     /** Check whether this step expects its input vertex data to be
@@ -205,14 +241,14 @@ public:
     * the object pointer will be set to NULL).
     * @param pImp Importer instance (pImp->mScene must be valid)
     */
-    void ExecuteOnScene(Importer *pImp);
+    void ExecuteOnScene( Importer* pImp);
 
     // -------------------------------------------------------------------
     /** Called prior to ExecuteOnScene().
     * The function is a request to the process to update its configuration
     * basing on the Importer's configuration property list.
     */
-    virtual void SetupProperties(const Importer *pImp);
+    virtual void SetupProperties(const Importer* pImp);
 
     // -------------------------------------------------------------------
     /** Executes the post processing step on the given imported data.
@@ -220,32 +256,35 @@ public:
     * This method must be implemented by deriving classes.
     * @param pScene The imported data to work at.
     */
-    virtual void Execute(aiScene *pScene) = 0;
+    virtual void Execute( aiScene* pScene) = 0;
+
 
     // -------------------------------------------------------------------
     /** Assign a new SharedPostProcessInfo to the step. This object
      *  allows multiple postprocess steps to share data.
      * @param sh May be NULL
     */
-    inline void SetSharedData(SharedPostProcessInfo *sh) {
+    inline void SetSharedData(SharedPostProcessInfo* sh)    {
         shared = sh;
     }
 
     // -------------------------------------------------------------------
     /** Get the shared data that is assigned to the step.
     */
-    inline SharedPostProcessInfo *GetSharedData() {
+    inline SharedPostProcessInfo* GetSharedData()   {
         return shared;
     }
 
 protected:
+
     /** See the doc of #SharedPostProcessInfo for more details */
-    SharedPostProcessInfo *shared;
+    SharedPostProcessInfo* shared;
 
     /** Currently active progress handler */
-    ProgressHandler *progress;
+    ProgressHandler* progress;
 };
 
+
 } // end of namespace Assimp
 
 #endif // AI_BASEPROCESS_H_INC

Engine/lib/assimp/code/Common/Bitmap.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/Common/CreateAnimMesh.cpp

@@ -4,7 +4,7 @@ Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
 Copyright (C) 2016 The Qt Company Ltd.
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2012, assimp team
 
 All rights reserved.
 

Engine/lib/assimp/code/Common/DefaultIOStream.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 
@@ -52,35 +52,6 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 using namespace Assimp;
 
-namespace
-{
-    template<size_t sizeOfPointer>
-    size_t select_ftell(FILE* file)
-    {
-        return ::ftell(file);
-    }
-
-    template<size_t sizeOfPointer>
-    int select_fseek(FILE* file, int64_t offset, int origin)
-    {
-        return ::fseek(file, static_cast<long>(offset), origin);
-    }
-
-#if defined _WIN32 && (!defined __GNUC__ || __MSVCRT_VERSION__ >= 0x0601)
-    template<>
-    size_t select_ftell<8>(FILE* file)
-    {
-        return ::_ftelli64(file);
-    }
-
-    template<>
-    int select_fseek<8>(FILE* file, int64_t offset, int origin)
-    {
-        return ::_fseeki64(file, offset, origin);
-    }
-#endif
-}
-
 // ----------------------------------------------------------------------------------
 DefaultIOStream::~DefaultIOStream()
 {
@@ -122,7 +93,7 @@ aiReturn DefaultIOStream::Seek(size_t pOffset,
         aiOrigin_END == SEEK_END && aiOrigin_SET == SEEK_SET");
 
     // do the seek
-    return (0 == select_fseek<sizeof(void*)>(mFile, (int64_t)pOffset,(int)pOrigin) ? AI_SUCCESS : AI_FAILURE);
+    return (0 == ::fseek(mFile, (long)pOffset,(int)pOrigin) ? AI_SUCCESS : AI_FAILURE);
 }
 
 // ----------------------------------------------------------------------------------
@@ -131,7 +102,7 @@ size_t DefaultIOStream::Tell() const
     if (!mFile) {
         return 0;
     }
-    return select_ftell<sizeof(void*)>(mFile);
+    return ::ftell(mFile);
 }
 
 // ----------------------------------------------------------------------------------

Engine/lib/assimp/code/Common/DefaultIOSystem.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/Common/DefaultLogger.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 
@@ -107,7 +107,7 @@ LogStream* LogStream::createDefaultStream(aiDefaultLogStream    streams,
         return nullptr;
 #endif
 
-    // Platform-independent default streams
+        // Platform-independent default streams
     case aiDefaultLogStream_STDERR:
         return new StdOStreamLogStream(std::cerr);
     case aiDefaultLogStream_STDOUT:
@@ -121,7 +121,7 @@ LogStream* LogStream::createDefaultStream(aiDefaultLogStream    streams,
     };
 
     // For compilers without dead code path detection
-    return nullptr;
+    return NULL;
 }
 
 // ----------------------------------------------------------------------------------

Engine/lib/assimp/code/Common/DefaultProgressHandler.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Common/Exporter.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 
@@ -102,92 +102,94 @@ void ExportSceneX3D(const char*, IOSystem*, const aiScene*, const ExportProperti
 void ExportSceneFBX(const char*, IOSystem*, const aiScene*, const ExportProperties*);
 void ExportSceneFBXA(const char*, IOSystem*, const aiScene*, const ExportProperties*);
 void ExportScene3MF( const char*, IOSystem*, const aiScene*, const ExportProperties* );
-void ExportSceneM3D(const char*, IOSystem*, const aiScene*, const ExportProperties*);
-void ExportSceneM3DA(const char*, IOSystem*, const aiScene*, const ExportProperties*);
 void ExportAssimp2Json(const char* , IOSystem*, const aiScene* , const Assimp::ExportProperties*);
 
-
-static void setupExporterArray(std::vector<Exporter::ExportFormatEntry> &exporters) {
+// ------------------------------------------------------------------------------------------------
+// global array of all export formats which Assimp supports in its current build
+Exporter::ExportFormatEntry gExporters[] =
+{
 #ifndef ASSIMP_BUILD_NO_COLLADA_EXPORTER
-	exporters.push_back(Exporter::ExportFormatEntry("collada", "COLLADA - Digital Asset Exchange Schema", "dae", &ExportSceneCollada));
+    Exporter::ExportFormatEntry( "collada", "COLLADA - Digital Asset Exchange Schema", "dae", &ExportSceneCollada ),
 #endif
 
 #ifndef ASSIMP_BUILD_NO_X_EXPORTER
-	exporters.push_back(Exporter::ExportFormatEntry("x", "X Files", "x", &ExportSceneXFile,
-			aiProcess_MakeLeftHanded | aiProcess_FlipWindingOrder | aiProcess_FlipUVs));
+    Exporter::ExportFormatEntry( "x", "X Files", "x", &ExportSceneXFile,
+        aiProcess_MakeLeftHanded | aiProcess_FlipWindingOrder | aiProcess_FlipUVs ),
 #endif
 
 #ifndef ASSIMP_BUILD_NO_STEP_EXPORTER
-	exporters.push_back(Exporter::ExportFormatEntry("stp", "Step Files", "stp", &ExportSceneStep, 0));
+    Exporter::ExportFormatEntry( "stp", "Step Files", "stp", &ExportSceneStep, 0 ),
 #endif
 
 #ifndef ASSIMP_BUILD_NO_OBJ_EXPORTER
-	exporters.push_back(Exporter::ExportFormatEntry("obj", "Wavefront OBJ format", "obj", &ExportSceneObj,
-			aiProcess_GenSmoothNormals /*| aiProcess_PreTransformVertices */));
-	exporters.push_back(Exporter::ExportFormatEntry("objnomtl", "Wavefront OBJ format without material file", "obj", &ExportSceneObjNoMtl,
-			aiProcess_GenSmoothNormals /*| aiProcess_PreTransformVertices */));
+    Exporter::ExportFormatEntry( "obj", "Wavefront OBJ format", "obj", &ExportSceneObj,
+        aiProcess_GenSmoothNormals /*| aiProcess_PreTransformVertices */ ),
+    Exporter::ExportFormatEntry( "objnomtl", "Wavefront OBJ format without material file", "obj", &ExportSceneObjNoMtl,
+        aiProcess_GenSmoothNormals /*| aiProcess_PreTransformVertices */ ),
 #endif
 
 #ifndef ASSIMP_BUILD_NO_STL_EXPORTER
-	exporters.push_back(Exporter::ExportFormatEntry("stl", "Stereolithography", "stl", &ExportSceneSTL,
-			aiProcess_Triangulate | aiProcess_GenNormals | aiProcess_PreTransformVertices));
-	exporters.push_back(Exporter::ExportFormatEntry("stlb", "Stereolithography (binary)", "stl", &ExportSceneSTLBinary,
-			aiProcess_Triangulate | aiProcess_GenNormals | aiProcess_PreTransformVertices));
+    Exporter::ExportFormatEntry( "stl", "Stereolithography", "stl" , &ExportSceneSTL,
+        aiProcess_Triangulate | aiProcess_GenNormals | aiProcess_PreTransformVertices
+    ),
+    Exporter::ExportFormatEntry( "stlb", "Stereolithography (binary)", "stl" , &ExportSceneSTLBinary,
+        aiProcess_Triangulate | aiProcess_GenNormals | aiProcess_PreTransformVertices
+    ),
 #endif
 
 #ifndef ASSIMP_BUILD_NO_PLY_EXPORTER
-	exporters.push_back(Exporter::ExportFormatEntry("ply", "Stanford Polygon Library", "ply", &ExportScenePly,
-			aiProcess_PreTransformVertices));
-	exporters.push_back(Exporter::ExportFormatEntry("plyb", "Stanford Polygon Library (binary)", "ply", &ExportScenePlyBinary,
-			aiProcess_PreTransformVertices));
+    Exporter::ExportFormatEntry( "ply", "Stanford Polygon Library", "ply" , &ExportScenePly,
+        aiProcess_PreTransformVertices
+    ),
+    Exporter::ExportFormatEntry( "plyb", "Stanford Polygon Library (binary)", "ply", &ExportScenePlyBinary,
+        aiProcess_PreTransformVertices
+    ),
 #endif
 
 #ifndef ASSIMP_BUILD_NO_3DS_EXPORTER
-	exporters.push_back(Exporter::ExportFormatEntry("3ds", "Autodesk 3DS (legacy)", "3ds", &ExportScene3DS,
-			aiProcess_Triangulate | aiProcess_SortByPType | aiProcess_JoinIdenticalVertices));
+    Exporter::ExportFormatEntry( "3ds", "Autodesk 3DS (legacy)", "3ds" , &ExportScene3DS,
+        aiProcess_Triangulate | aiProcess_SortByPType | aiProcess_JoinIdenticalVertices ),
 #endif
 
 #ifndef ASSIMP_BUILD_NO_GLTF_EXPORTER
-	exporters.push_back(Exporter::ExportFormatEntry("gltf2", "GL Transmission Format v. 2", "gltf", &ExportSceneGLTF2,
-			aiProcess_JoinIdenticalVertices | aiProcess_Triangulate | aiProcess_SortByPType));
-	exporters.push_back(Exporter::ExportFormatEntry("glb2", "GL Transmission Format v. 2 (binary)", "glb", &ExportSceneGLB2,
-			aiProcess_JoinIdenticalVertices | aiProcess_Triangulate | aiProcess_SortByPType));
-	exporters.push_back(Exporter::ExportFormatEntry("gltf", "GL Transmission Format", "gltf", &ExportSceneGLTF,
-			aiProcess_JoinIdenticalVertices | aiProcess_Triangulate | aiProcess_SortByPType));
-	exporters.push_back(Exporter::ExportFormatEntry("glb", "GL Transmission Format (binary)", "glb", &ExportSceneGLB,
-			aiProcess_JoinIdenticalVertices | aiProcess_Triangulate | aiProcess_SortByPType));
+    Exporter::ExportFormatEntry( "gltf2", "GL Transmission Format v. 2", "gltf", &ExportSceneGLTF2,
+        aiProcess_JoinIdenticalVertices | aiProcess_Triangulate | aiProcess_SortByPType ),
+    Exporter::ExportFormatEntry( "glb2", "GL Transmission Format v. 2 (binary)", "glb", &ExportSceneGLB2,
+        aiProcess_JoinIdenticalVertices | aiProcess_Triangulate | aiProcess_SortByPType ),
+    Exporter::ExportFormatEntry( "gltf", "GL Transmission Format", "gltf", &ExportSceneGLTF,
+        aiProcess_JoinIdenticalVertices | aiProcess_Triangulate | aiProcess_SortByPType ),
+    Exporter::ExportFormatEntry( "glb", "GL Transmission Format (binary)", "glb", &ExportSceneGLB,
+        aiProcess_JoinIdenticalVertices | aiProcess_Triangulate | aiProcess_SortByPType ),
 #endif
 
 #ifndef ASSIMP_BUILD_NO_ASSBIN_EXPORTER
-	exporters.push_back(Exporter::ExportFormatEntry("assbin", "Assimp Binary File", "assbin", &ExportSceneAssbin, 0));
+    Exporter::ExportFormatEntry( "assbin", "Assimp Binary File", "assbin" , &ExportSceneAssbin, 0 ),
 #endif
 
 #ifndef ASSIMP_BUILD_NO_ASSXML_EXPORTER
-	exporters.push_back(Exporter::ExportFormatEntry("assxml", "Assimp XML Document", "assxml", &ExportSceneAssxml, 0));
+    Exporter::ExportFormatEntry( "assxml", "Assimp XML Document", "assxml" , &ExportSceneAssxml, 0 ),
 #endif
 
 #ifndef ASSIMP_BUILD_NO_X3D_EXPORTER
-	exporters.push_back(Exporter::ExportFormatEntry("x3d", "Extensible 3D", "x3d", &ExportSceneX3D, 0));
+    Exporter::ExportFormatEntry( "x3d", "Extensible 3D", "x3d" , &ExportSceneX3D, 0 ),
 #endif
 
 #ifndef ASSIMP_BUILD_NO_FBX_EXPORTER
-	exporters.push_back(Exporter::ExportFormatEntry("fbx", "Autodesk FBX (binary)", "fbx", &ExportSceneFBX, 0));
-	exporters.push_back(Exporter::ExportFormatEntry("fbxa", "Autodesk FBX (ascii)", "fbx", &ExportSceneFBXA, 0));
-#endif
-
-#ifndef ASSIMP_BUILD_NO_M3D_EXPORTER
-	exporters.push_back(Exporter::ExportFormatEntry("m3d", "Model 3D (binary)", "m3d", &ExportSceneM3D, 0));
-	exporters.push_back(Exporter::ExportFormatEntry("m3da", "Model 3D (ascii)", "a3d", &ExportSceneM3DA, 0));
+    Exporter::ExportFormatEntry( "fbx", "Autodesk FBX (binary)", "fbx", &ExportSceneFBX, 0 ),
+    Exporter::ExportFormatEntry( "fbxa", "Autodesk FBX (ascii)", "fbx", &ExportSceneFBXA, 0 ),
 #endif
 
 #ifndef ASSIMP_BUILD_NO_3MF_EXPORTER
-	exporters.push_back(Exporter::ExportFormatEntry("3mf", "The 3MF-File-Format", "3mf", &ExportScene3MF, 0));
+    Exporter::ExportFormatEntry( "3mf", "The 3MF-File-Format", "3mf", &ExportScene3MF, 0 ),
 #endif
 
 #ifndef ASSIMP_BUILD_NO_ASSJSON_EXPORTER
-	exporters.push_back(Exporter::ExportFormatEntry("assjson", "Assimp JSON Document", "json", &ExportAssimp2Json, 0));
+    Exporter::ExportFormatEntry( "assjson", "Assimp JSON Document", "json", &ExportAssimp2Json, 0)
 #endif
-}
+};
+
+#define ASSIMP_NUM_EXPORTERS (sizeof(gExporters)/sizeof(gExporters[0]))
+
 
 class ExporterPimpl {
 public:
@@ -203,7 +205,10 @@ public:
         GetPostProcessingStepInstanceList(mPostProcessingSteps);
 
         // grab all built-in exporters
-		setupExporterArray(mExporters);
+        if ( 0 != ( ASSIMP_NUM_EXPORTERS ) ) {
+            mExporters.resize( ASSIMP_NUM_EXPORTERS );
+            std::copy( gExporters, gExporters + ASSIMP_NUM_EXPORTERS, mExporters.begin() );
+        }
     }
 
     ~ExporterPimpl() {
@@ -247,28 +252,24 @@ Exporter :: Exporter()
 
 // ------------------------------------------------------------------------------------------------
 Exporter::~Exporter() {
-	ai_assert(nullptr != pimpl);
-	FreeBlob();
+    FreeBlob();
     delete pimpl;
 }
 
 // ------------------------------------------------------------------------------------------------
 void Exporter::SetIOHandler( IOSystem* pIOHandler) {
-	ai_assert(nullptr != pimpl);
-	pimpl->mIsDefaultIOHandler = !pIOHandler;
+    pimpl->mIsDefaultIOHandler = !pIOHandler;
     pimpl->mIOSystem.reset(pIOHandler);
 }
 
 // ------------------------------------------------------------------------------------------------
 IOSystem* Exporter::GetIOHandler() const {
-	ai_assert(nullptr != pimpl);
-	return pimpl->mIOSystem.get();
+    return pimpl->mIOSystem.get();
 }
 
 // ------------------------------------------------------------------------------------------------
 bool Exporter::IsDefaultIOHandler() const {
-	ai_assert(nullptr != pimpl);
-	return pimpl->mIsDefaultIOHandler;
+    return pimpl->mIsDefaultIOHandler;
 }
 
 // ------------------------------------------------------------------------------------------------
@@ -294,7 +295,6 @@ void Exporter::SetProgressHandler(ProgressHandler* pHandler) {
 // ------------------------------------------------------------------------------------------------
 const aiExportDataBlob* Exporter::ExportToBlob( const aiScene* pScene, const char* pFormatId,
                                                 unsigned int pPreprocessing, const ExportProperties* pProperties) {
-	ai_assert(nullptr != pimpl);
     if (pimpl->blob) {
         delete pimpl->blob;
         pimpl->blob = nullptr;
@@ -319,7 +319,7 @@ const aiExportDataBlob* Exporter::ExportToBlob( const aiScene* pScene, const cha
 aiReturn Exporter::Export( const aiScene* pScene, const char* pFormatId, const char* pPath,
         unsigned int pPreprocessing, const ExportProperties* pProperties) {
     ASSIMP_BEGIN_EXCEPTION_REGION();
-	ai_assert(nullptr != pimpl);
+
     // when they create scenes from scratch, users will likely create them not in verbose
     // format. They will likely not be aware that there is a flag in the scene to indicate
     // this, however. To avoid surprises and bug reports, we check for duplicates in
@@ -445,7 +445,8 @@ aiReturn Exporter::Export( const aiScene* pScene, const char* pFormatId, const c
 
                 ExportProperties emptyProperties;  // Never pass NULL ExportProperties so Exporters don't have to worry.
                 ExportProperties* pProp = pProperties ? (ExportProperties*)pProperties : &emptyProperties;
-        		pProp->SetPropertyBool("bJoinIdenticalVertices", pp & aiProcess_JoinIdenticalVertices);
+                                pProp->SetPropertyBool("bJoinIdenticalVertices", must_join_again);
+                                exp.mExportFunction(pPath,pimpl->mIOSystem.get(),scenecopy.get(), pProp);
                 exp.mExportFunction(pPath,pimpl->mIOSystem.get(),scenecopy.get(), pProp);
 
                 pimpl->mProgressHandler->UpdateFileWrite(4, 4);
@@ -465,13 +466,11 @@ aiReturn Exporter::Export( const aiScene* pScene, const char* pFormatId, const c
 
 // ------------------------------------------------------------------------------------------------
 const char* Exporter::GetErrorString() const {
-	ai_assert(nullptr != pimpl);
     return pimpl->mError.c_str();
 }
 
 // ------------------------------------------------------------------------------------------------
 void Exporter::FreeBlob() {
-	ai_assert(nullptr != pimpl);
     delete pimpl->blob;
     pimpl->blob = nullptr;
 
@@ -480,34 +479,30 @@ void Exporter::FreeBlob() {
 
 // ------------------------------------------------------------------------------------------------
 const aiExportDataBlob* Exporter::GetBlob() const {
-	ai_assert(nullptr != pimpl);
-	return pimpl->blob;
+    return pimpl->blob;
 }
 
 // ------------------------------------------------------------------------------------------------
 const aiExportDataBlob* Exporter::GetOrphanedBlob() const {
-	ai_assert(nullptr != pimpl);
-	const aiExportDataBlob *tmp = pimpl->blob;
+    const aiExportDataBlob* tmp = pimpl->blob;
     pimpl->blob = nullptr;
     return tmp;
 }
 
 // ------------------------------------------------------------------------------------------------
 size_t Exporter::GetExportFormatCount() const {
-	ai_assert(nullptr != pimpl);
     return pimpl->mExporters.size();
 }
 
 // ------------------------------------------------------------------------------------------------
 const aiExportFormatDesc* Exporter::GetExportFormatDescription( size_t index ) const {
-	ai_assert(nullptr != pimpl);
-	if (index >= GetExportFormatCount()) {
+    if (index >= GetExportFormatCount()) {
         return nullptr;
     }
 
     // Return from static storage if the requested index is built-in.
-	if (index < pimpl->mExporters.size()) {
-		return &pimpl->mExporters[index].mDescription;
+    if (index < sizeof(gExporters) / sizeof(gExporters[0])) {
+        return &gExporters[index].mDescription;
     }
 
     return &pimpl->mExporters[index].mDescription;
@@ -515,8 +510,7 @@ const aiExportFormatDesc* Exporter::GetExportFormatDescription( size_t index ) c
 
 // ------------------------------------------------------------------------------------------------
 aiReturn Exporter::RegisterExporter(const ExportFormatEntry& desc) {
-	ai_assert(nullptr != pimpl);
-	for (const ExportFormatEntry &e : pimpl->mExporters) {
+    for(const ExportFormatEntry& e : pimpl->mExporters) {
         if (!strcmp(e.mDescription.id,desc.mDescription.id)) {
             return aiReturn_FAILURE;
         }
@@ -528,8 +522,7 @@ aiReturn Exporter::RegisterExporter(const ExportFormatEntry& desc) {
 
 // ------------------------------------------------------------------------------------------------
 void Exporter::UnregisterExporter(const char* id) {
-	ai_assert(nullptr != pimpl);
-	for (std::vector<ExportFormatEntry>::iterator it = pimpl->mExporters.begin();
+    for(std::vector<ExportFormatEntry>::iterator it = pimpl->mExporters.begin();
             it != pimpl->mExporters.end(); ++it) {
         if (!strcmp((*it).mDescription.id,id)) {
             pimpl->mExporters.erase(it);

Engine/lib/assimp/code/Common/FileLogStream.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 All rights reserved.
 

Engine/lib/assimp/code/Common/FileSystemFilter.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2008, assimp team
 All rights reserved.
 
 Redistribution and use of this software in source and binary forms,

Engine/lib/assimp/code/Common/Importer.cpp

@@ -3,7 +3,9 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
+
+
 
 All rights reserved.
 
@@ -76,8 +78,6 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include <assimp/TinyFormatter.h>
 #include <assimp/Exceptional.h>
 #include <assimp/Profiler.h>
-#include <assimp/commonMetaData.h>
-
 #include <set>
 #include <memory>
 #include <cctype>
@@ -119,7 +119,7 @@ void* AllocateFromAssimpHeap::operator new ( size_t num_bytes, const std::nothro
         return AllocateFromAssimpHeap::operator new( num_bytes );
     }
     catch( ... )    {
-        return nullptr;
+        return NULL;
     }
 }
 
@@ -134,8 +134,9 @@ void* AllocateFromAssimpHeap::operator new[] ( size_t num_bytes)    {
 void* AllocateFromAssimpHeap::operator new[] ( size_t num_bytes, const std::nothrow_t& ) throw() {
     try {
         return AllocateFromAssimpHeap::operator new[]( num_bytes );
-    } catch( ... )    {
-        return nullptr;
+    }
+    catch( ... )    {
+        return NULL;
     }
 }
 
@@ -147,7 +148,7 @@ void AllocateFromAssimpHeap::operator delete[] ( void* data)    {
 // Importer constructor.
 Importer::Importer()
  : pimpl( new ImporterPimpl ) {
-    pimpl->mScene = nullptr;
+    pimpl->mScene = NULL;
     pimpl->mErrorString = "";
 
     // Allocate a default IO handler
@@ -173,14 +174,14 @@ Importer::Importer()
 
 // ------------------------------------------------------------------------------------------------
 // Destructor of Importer
-Importer::~Importer() {
+Importer::~Importer()
+{
     // Delete all import plugins
 	DeleteImporterInstanceList(pimpl->mImporter);
 
     // Delete all post-processing plug-ins
-    for( unsigned int a = 0; a < pimpl->mPostProcessingSteps.size(); ++a ) {
+    for( unsigned int a = 0; a < pimpl->mPostProcessingSteps.size(); a++)
         delete pimpl->mPostProcessingSteps[a];
-    }
 
     // Delete the assigned IO and progress handler
     delete pimpl->mIOHandler;
@@ -198,9 +199,9 @@ Importer::~Importer() {
 
 // ------------------------------------------------------------------------------------------------
 // Register a custom post-processing step
-aiReturn Importer::RegisterPPStep(BaseProcess* pImp) {
-    ai_assert( nullptr != pImp );
-    
+aiReturn Importer::RegisterPPStep(BaseProcess* pImp)
+{
+    ai_assert(NULL != pImp);
     ASSIMP_BEGIN_EXCEPTION_REGION();
 
         pimpl->mPostProcessingSteps.push_back(pImp);
@@ -212,9 +213,9 @@ aiReturn Importer::RegisterPPStep(BaseProcess* pImp) {
 
 // ------------------------------------------------------------------------------------------------
 // Register a custom loader plugin
-aiReturn Importer::RegisterLoader(BaseImporter* pImp) {
-    ai_assert(nullptr != pImp);
-    
+aiReturn Importer::RegisterLoader(BaseImporter* pImp)
+{
+    ai_assert(NULL != pImp);
     ASSIMP_BEGIN_EXCEPTION_REGION();
 
     // --------------------------------------------------------------------
@@ -241,13 +242,13 @@ aiReturn Importer::RegisterLoader(BaseImporter* pImp) {
     pimpl->mImporter.push_back(pImp);
     ASSIMP_LOG_INFO_F("Registering custom importer for these file extensions: ", baked);
     ASSIMP_END_EXCEPTION_REGION(aiReturn);
-    
     return AI_SUCCESS;
 }
 
 // ------------------------------------------------------------------------------------------------
 // Unregister a custom loader plugin
-aiReturn Importer::UnregisterLoader(BaseImporter* pImp) {
+aiReturn Importer::UnregisterLoader(BaseImporter* pImp)
+{
     if(!pImp) {
         // unregistering a NULL importer is no problem for us ... really!
         return AI_SUCCESS;
@@ -264,13 +265,13 @@ aiReturn Importer::UnregisterLoader(BaseImporter* pImp) {
     }
     ASSIMP_LOG_WARN("Unable to remove custom importer: I can't find you ...");
     ASSIMP_END_EXCEPTION_REGION(aiReturn);
-
     return AI_FAILURE;
 }
 
 // ------------------------------------------------------------------------------------------------
 // Unregister a custom loader plugin
-aiReturn Importer::UnregisterPPStep(BaseProcess* pImp) {
+aiReturn Importer::UnregisterPPStep(BaseProcess* pImp)
+{
     if(!pImp) {
         // unregistering a NULL ppstep is no problem for us ... really!
         return AI_SUCCESS;
@@ -287,22 +288,24 @@ aiReturn Importer::UnregisterPPStep(BaseProcess* pImp) {
     }
     ASSIMP_LOG_WARN("Unable to remove custom post-processing step: I can't find you ..");
     ASSIMP_END_EXCEPTION_REGION(aiReturn);
-
     return AI_FAILURE;
 }
 
 // ------------------------------------------------------------------------------------------------
 // Supplies a custom IO handler to the importer to open and access files.
-void Importer::SetIOHandler( IOSystem* pIOHandler) {
-    ai_assert(nullptr != pimpl);
-    
+void Importer::SetIOHandler( IOSystem* pIOHandler)
+{
     ASSIMP_BEGIN_EXCEPTION_REGION();
     // If the new handler is zero, allocate a default IO implementation.
-    if (!pIOHandler) {
+    if (!pIOHandler)
+    {
         // Release pointer in the possession of the caller
         pimpl->mIOHandler = new DefaultIOSystem();
         pimpl->mIsDefaultHandler = true;
-    } else if (pimpl->mIOHandler != pIOHandler) { // Otherwise register the custom handler
+    }
+    // Otherwise register the custom handler
+    else if (pimpl->mIOHandler != pIOHandler)
+    {
         delete pimpl->mIOHandler;
         pimpl->mIOHandler = pIOHandler;
         pimpl->mIsDefaultHandler = false;
@@ -313,32 +316,29 @@ void Importer::SetIOHandler( IOSystem* pIOHandler) {
 // ------------------------------------------------------------------------------------------------
 // Get the currently set IO handler
 IOSystem* Importer::GetIOHandler() const {
-    ai_assert(nullptr != pimpl);
-    
     return pimpl->mIOHandler;
 }
 
 // ------------------------------------------------------------------------------------------------
 // Check whether a custom IO handler is currently set
 bool Importer::IsDefaultIOHandler() const {
-    ai_assert(nullptr != pimpl);
-    
     return pimpl->mIsDefaultHandler;
 }
 
 // ------------------------------------------------------------------------------------------------
 // Supplies a custom progress handler to get regular callbacks during importing
 void Importer::SetProgressHandler ( ProgressHandler* pHandler ) {
-    ai_assert(nullptr != pimpl);
-    
     ASSIMP_BEGIN_EXCEPTION_REGION();
-    
     // If the new handler is zero, allocate a default implementation.
-    if (!pHandler) {
+    if (!pHandler)
+    {
         // Release pointer in the possession of the caller
         pimpl->mProgressHandler = new DefaultProgressHandler();
         pimpl->mIsDefaultProgressHandler = true;
-    } else if (pimpl->mProgressHandler != pHandler) { // Otherwise register the custom handler
+    }
+    // Otherwise register the custom handler
+    else if (pimpl->mProgressHandler != pHandler)
+    {
         delete pimpl->mProgressHandler;
         pimpl->mProgressHandler = pHandler;
         pimpl->mIsDefaultProgressHandler = false;
@@ -349,22 +349,19 @@ void Importer::SetProgressHandler ( ProgressHandler* pHandler ) {
 // ------------------------------------------------------------------------------------------------
 // Get the currently set progress handler
 ProgressHandler* Importer::GetProgressHandler() const {
-    ai_assert(nullptr != pimpl);
-    
     return pimpl->mProgressHandler;
 }
 
 // ------------------------------------------------------------------------------------------------
 // Check whether a custom progress handler is currently set
 bool Importer::IsDefaultProgressHandler() const {
-    ai_assert(nullptr != pimpl);
-    
     return pimpl->mIsDefaultProgressHandler;
 }
 
 // ------------------------------------------------------------------------------------------------
 // Validate post process step flags
-bool _ValidateFlags(unsigned int pFlags) {
+bool _ValidateFlags(unsigned int pFlags)
+{
     if (pFlags & aiProcess_GenSmoothNormals && pFlags & aiProcess_GenNormals)   {
         ASSIMP_LOG_ERROR("#aiProcess_GenSmoothNormals and #aiProcess_GenNormals are incompatible");
         return false;
@@ -378,13 +375,12 @@ bool _ValidateFlags(unsigned int pFlags) {
 
 // ------------------------------------------------------------------------------------------------
 // Free the current scene
-void Importer::FreeScene( ) {
-    ai_assert(nullptr != pimpl);
-    
+void Importer::FreeScene( )
+{
     ASSIMP_BEGIN_EXCEPTION_REGION();
 
     delete pimpl->mScene;
-    pimpl->mScene = nullptr;
+    pimpl->mScene = NULL;
 
     pimpl->mErrorString = "";
     ASSIMP_END_EXCEPTION_REGION(void);
@@ -392,48 +388,44 @@ void Importer::FreeScene( ) {
 
 // ------------------------------------------------------------------------------------------------
 // Get the current error string, if any
-const char* Importer::GetErrorString() const {
-    ai_assert(nullptr != pimpl);
-    
-    // Must remain valid as long as ReadFile() or FreeFile() are not called
+const char* Importer::GetErrorString() const
+{
+     /* Must remain valid as long as ReadFile() or FreeFile() are not called */
     return pimpl->mErrorString.c_str();
 }
 
 // ------------------------------------------------------------------------------------------------
 // Enable extra-verbose mode
-void Importer::SetExtraVerbose(bool bDo) {
-    ai_assert(nullptr != pimpl);
-    
+void Importer::SetExtraVerbose(bool bDo)
+{
     pimpl->bExtraVerbose = bDo;
 }
 
 // ------------------------------------------------------------------------------------------------
 // Get the current scene
-const aiScene* Importer::GetScene() const {
-    ai_assert(nullptr != pimpl);
-    
+const aiScene* Importer::GetScene() const
+{
     return pimpl->mScene;
 }
 
 // ------------------------------------------------------------------------------------------------
 // Orphan the current scene and return it.
-aiScene* Importer::GetOrphanedScene() {
-    ai_assert(nullptr != pimpl);
-    
+aiScene* Importer::GetOrphanedScene()
+{
     aiScene* s = pimpl->mScene;
 
     ASSIMP_BEGIN_EXCEPTION_REGION();
-    pimpl->mScene = nullptr;
+    pimpl->mScene = NULL;
 
-    pimpl->mErrorString = ""; // reset error string
+    pimpl->mErrorString = ""; /* reset error string */
     ASSIMP_END_EXCEPTION_REGION(aiScene*);
-    
     return s;
 }
 
 // ------------------------------------------------------------------------------------------------
 // Validate post-processing flags
-bool Importer::ValidateFlags(unsigned int pFlags) const {
+bool Importer::ValidateFlags(unsigned int pFlags) const
+{
     ASSIMP_BEGIN_EXCEPTION_REGION();
     // run basic checks for mutually exclusive flags
     if(!_ValidateFlags(pFlags)) {
@@ -475,9 +467,8 @@ bool Importer::ValidateFlags(unsigned int pFlags) const {
 const aiScene* Importer::ReadFileFromMemory( const void* pBuffer,
     size_t pLength,
     unsigned int pFlags,
-    const char* pHint /*= ""*/) {
-    ai_assert(nullptr != pimpl);
-    
+    const char* pHint /*= ""*/)
+{
     ASSIMP_BEGIN_EXCEPTION_REGION();
     if (!pHint) {
         pHint = "";
@@ -485,12 +476,12 @@ const aiScene* Importer::ReadFileFromMemory( const void* pBuffer,
 
     if (!pBuffer || !pLength || strlen(pHint) > MaxLenHint ) {
         pimpl->mErrorString = "Invalid parameters passed to ReadFileFromMemory()";
-        return nullptr;
+        return NULL;
     }
 
     // prevent deletion of the previous IOHandler
     IOSystem* io = pimpl->mIOHandler;
-    pimpl->mIOHandler = nullptr;
+    pimpl->mIOHandler = NULL;
 
     SetIOHandler(new MemoryIOSystem((const uint8_t*)pBuffer,pLength,io));
 
@@ -502,13 +493,13 @@ const aiScene* Importer::ReadFileFromMemory( const void* pBuffer,
     ReadFile(fbuff,pFlags);
     SetIOHandler(io);
 
-    ASSIMP_END_EXCEPTION_REGION_WITH_ERROR_STRING(const aiScene*, pimpl->mErrorString);
+    ASSIMP_END_EXCEPTION_REGION(const aiScene*);
     return pimpl->mScene;
 }
 
 // ------------------------------------------------------------------------------------------------
-void WriteLogOpening(const std::string& file) {
-    
+void WriteLogOpening(const std::string& file)
+{
     ASSIMP_LOG_INFO_F("Load ", file);
 
     // print a full version dump. This is nice because we don't
@@ -559,9 +550,8 @@ void WriteLogOpening(const std::string& file) {
 
 // ------------------------------------------------------------------------------------------------
 // Reads the given file and returns its contents if successful.
-const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags) {
-    ai_assert(nullptr != pimpl);
-    
+const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags)
+{
     ASSIMP_BEGIN_EXCEPTION_REGION();
     const std::string pFile(_pFile);
 
@@ -590,7 +580,7 @@ const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags) {
 
             pimpl->mErrorString = "Unable to open file \"" + pFile + "\".";
             ASSIMP_LOG_ERROR(pimpl->mErrorString);
-            return nullptr;
+            return NULL;
         }
 
         std::unique_ptr<Profiler> profiler(GetPropertyInteger(AI_CONFIG_GLOB_MEASURE_TIME,0)?new Profiler():NULL);
@@ -599,7 +589,7 @@ const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags) {
         }
 
         // Find an worker class which can handle the file
-        BaseImporter* imp = nullptr;
+        BaseImporter* imp = NULL;
         SetPropertyInteger("importerIndex", -1);
         for( unsigned int a = 0; a < pimpl->mImporter.size(); a++)  {
 
@@ -627,7 +617,7 @@ const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags) {
             if( !imp)   {
                 pimpl->mErrorString = "No suitable reader found for the file format of file \"" + pFile + "\".";
                 ASSIMP_LOG_ERROR(pimpl->mErrorString);
-                return nullptr;
+                return NULL;
             }
         }
 
@@ -643,7 +633,7 @@ const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags) {
         // Dispatch the reading to the worker class for this format
         const aiImporterDesc *desc( imp->GetInfo() );
         std::string ext( "unknown" );
-        if ( nullptr != desc ) {
+        if ( NULL != desc ) {
             ext = desc->mName;
         }
         ASSIMP_LOG_INFO("Found a matching importer for this file format: " + ext + "." );
@@ -664,20 +654,15 @@ const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags) {
 
         // If successful, apply all active post processing steps to the imported data
         if( pimpl->mScene)  {
-            if (!pimpl->mScene->mMetaData || !pimpl->mScene->mMetaData->HasKey(AI_METADATA_SOURCE_FORMAT)) {
-                if (!pimpl->mScene->mMetaData) {
-                    pimpl->mScene->mMetaData = new aiMetadata;
-                }
-                pimpl->mScene->mMetaData->Add(AI_METADATA_SOURCE_FORMAT, aiString(ext));
-            }
 
 #ifndef ASSIMP_BUILD_NO_VALIDATEDS_PROCESS
             // The ValidateDS process is an exception. It is executed first, even before ScenePreprocessor is called.
-            if (pFlags & aiProcess_ValidateDataStructure) {
+            if (pFlags & aiProcess_ValidateDataStructure)
+            {
                 ValidateDSProcess ds;
                 ds.ExecuteOnScene (this);
                 if (!pimpl->mScene) {
-                    return nullptr;
+                    return NULL;
                 }
             }
 #endif // no validation
@@ -710,7 +695,8 @@ const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags) {
         }
     }
 #ifdef ASSIMP_CATCH_GLOBAL_EXCEPTIONS
-    catch (std::exception &e) {
+    catch (std::exception &e)
+    {
 #if (defined _MSC_VER) &&   (defined _CPPRTTI)
         // if we have RTTI get the full name of the exception that occurred
         pimpl->mErrorString = std::string(typeid( e ).name()) + ": " + e.what();
@@ -719,26 +705,24 @@ const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags) {
 #endif
 
         ASSIMP_LOG_ERROR(pimpl->mErrorString);
-        delete pimpl->mScene; pimpl->mScene = nullptr;
+        delete pimpl->mScene; pimpl->mScene = NULL;
     }
 #endif // ! ASSIMP_CATCH_GLOBAL_EXCEPTIONS
 
     // either successful or failure - the pointer expresses it anyways
-    ASSIMP_END_EXCEPTION_REGION_WITH_ERROR_STRING(const aiScene*, pimpl->mErrorString);
-    
+    ASSIMP_END_EXCEPTION_REGION(const aiScene*);
     return pimpl->mScene;
 }
 
 
 // ------------------------------------------------------------------------------------------------
 // Apply post-processing to the currently bound scene
-const aiScene* Importer::ApplyPostProcessing(unsigned int pFlags) {
-    ai_assert(nullptr != pimpl);
-    
+const aiScene* Importer::ApplyPostProcessing(unsigned int pFlags)
+{
     ASSIMP_BEGIN_EXCEPTION_REGION();
     // Return immediately if no scene is active
     if (!pimpl->mScene) {
-        return nullptr;
+        return NULL;
     }
 
     // If no flags are given, return the current scene with no further action
@@ -753,11 +737,12 @@ const aiScene* Importer::ApplyPostProcessing(unsigned int pFlags) {
 #ifndef ASSIMP_BUILD_NO_VALIDATEDS_PROCESS
     // The ValidateDS process plays an exceptional role. It isn't contained in the global
     // list of post-processing steps, so we need to call it manually.
-    if (pFlags & aiProcess_ValidateDataStructure) {
+    if (pFlags & aiProcess_ValidateDataStructure)
+    {
         ValidateDSProcess ds;
         ds.ExecuteOnScene (this);
         if (!pimpl->mScene) {
-            return nullptr;
+            return NULL;
         }
     }
 #endif // no validation
@@ -777,9 +762,11 @@ const aiScene* Importer::ApplyPostProcessing(unsigned int pFlags) {
 
     std::unique_ptr<Profiler> profiler(GetPropertyInteger(AI_CONFIG_GLOB_MEASURE_TIME,0)?new Profiler():NULL);
     for( unsigned int a = 0; a < pimpl->mPostProcessingSteps.size(); a++)   {
+
         BaseProcess* process = pimpl->mPostProcessingSteps[a];
         pimpl->mProgressHandler->UpdatePostProcess(static_cast<int>(a), static_cast<int>(pimpl->mPostProcessingSteps.size()) );
         if( process->IsActive( pFlags)) {
+
             if (profiler) {
                 profiler->BeginRegion("postprocess");
             }
@@ -816,28 +803,24 @@ const aiScene* Importer::ApplyPostProcessing(unsigned int pFlags) {
         static_cast<int>(pimpl->mPostProcessingSteps.size()) );
 
     // update private scene flags
-    if( pimpl->mScene ) {
+    if( pimpl->mScene )
       ScenePriv(pimpl->mScene)->mPPStepsApplied |= pFlags;
-    }
 
     // clear any data allocated by post-process steps
     pimpl->mPPShared->Clean();
     ASSIMP_LOG_INFO("Leaving post processing pipeline");
 
     ASSIMP_END_EXCEPTION_REGION(const aiScene*);
-    
     return pimpl->mScene;
 }
 
 // ------------------------------------------------------------------------------------------------
 const aiScene* Importer::ApplyCustomizedPostProcessing( BaseProcess *rootProcess, bool requestValidation ) {
-    ai_assert(nullptr != pimpl);
-    
     ASSIMP_BEGIN_EXCEPTION_REGION();
 
     // Return immediately if no scene is active
-    if ( nullptr == pimpl->mScene ) {
-        return nullptr;
+    if ( NULL == pimpl->mScene ) {
+        return NULL;
     }
 
     // If no flags are given, return the current scene with no further action
@@ -856,7 +839,7 @@ const aiScene* Importer::ApplyCustomizedPostProcessing( BaseProcess *rootProcess
         ValidateDSProcess ds;
         ds.ExecuteOnScene( this );
         if ( !pimpl->mScene ) {
-            return nullptr;
+            return NULL;
         }
     }
 #endif // no validation
@@ -907,50 +890,46 @@ const aiScene* Importer::ApplyCustomizedPostProcessing( BaseProcess *rootProcess
 
 // ------------------------------------------------------------------------------------------------
 // Helper function to check whether an extension is supported by ASSIMP
-bool Importer::IsExtensionSupported(const char* szExtension) const {
+bool Importer::IsExtensionSupported(const char* szExtension) const
+{
     return nullptr != GetImporter(szExtension);
 }
 
 // ------------------------------------------------------------------------------------------------
-size_t Importer::GetImporterCount() const {
-    ai_assert(nullptr != pimpl);
-    
+size_t Importer::GetImporterCount() const
+{
     return pimpl->mImporter.size();
 }
 
 // ------------------------------------------------------------------------------------------------
-const aiImporterDesc* Importer::GetImporterInfo(size_t index) const {
-    ai_assert(nullptr != pimpl);
-    
+const aiImporterDesc* Importer::GetImporterInfo(size_t index) const
+{
     if (index >= pimpl->mImporter.size()) {
-        return nullptr;
+        return NULL;
     }
     return pimpl->mImporter[index]->GetInfo();
 }
 
 
 // ------------------------------------------------------------------------------------------------
-BaseImporter* Importer::GetImporter (size_t index) const {
-    ai_assert(nullptr != pimpl);
-    
+BaseImporter* Importer::GetImporter (size_t index) const
+{
     if (index >= pimpl->mImporter.size()) {
-        return nullptr;
+        return NULL;
     }
     return pimpl->mImporter[index];
 }
 
 // ------------------------------------------------------------------------------------------------
 // Find a loader plugin for a given file extension
-BaseImporter* Importer::GetImporter (const char* szExtension) const {
-    ai_assert(nullptr != pimpl);
-    
+BaseImporter* Importer::GetImporter (const char* szExtension) const
+{
     return GetImporter(GetImporterIndex(szExtension));
 }
 
 // ------------------------------------------------------------------------------------------------
 // Find a loader plugin for a given file extension
 size_t Importer::GetImporterIndex (const char* szExtension) const {
-    ai_assert(nullptr != pimpl);
     ai_assert(nullptr != szExtension);
 
     ASSIMP_BEGIN_EXCEPTION_REGION();
@@ -981,9 +960,8 @@ size_t Importer::GetImporterIndex (const char* szExtension) const {
 
 // ------------------------------------------------------------------------------------------------
 // Helper function to build a list of all file extensions supported by ASSIMP
-void Importer::GetExtensionList(aiString& szOut) const {
-    ai_assert(nullptr != pimpl);
-    
+void Importer::GetExtensionList(aiString& szOut) const
+{
     ASSIMP_BEGIN_EXCEPTION_REGION();
     std::set<std::string> str;
     for (std::vector<BaseImporter*>::const_iterator i =  pimpl->mImporter.begin();i != pimpl->mImporter.end();++i)  {
@@ -1007,9 +985,8 @@ void Importer::GetExtensionList(aiString& szOut) const {
 
 // ------------------------------------------------------------------------------------------------
 // Set a configuration property
-bool Importer::SetPropertyInteger(const char* szName, int iValue) {
-    ai_assert(nullptr != pimpl);
-    
+bool Importer::SetPropertyInteger(const char* szName, int iValue)
+{
     bool existing;
     ASSIMP_BEGIN_EXCEPTION_REGION();
         existing = SetGenericProperty<int>(pimpl->mIntProperties, szName,iValue);
@@ -1019,9 +996,8 @@ bool Importer::SetPropertyInteger(const char* szName, int iValue) {
 
 // ------------------------------------------------------------------------------------------------
 // Set a configuration property
-bool Importer::SetPropertyFloat(const char* szName, ai_real iValue) {
-    ai_assert(nullptr != pimpl);
-    
+bool Importer::SetPropertyFloat(const char* szName, ai_real iValue)
+{
     bool existing;
     ASSIMP_BEGIN_EXCEPTION_REGION();
         existing = SetGenericProperty<ai_real>(pimpl->mFloatProperties, szName,iValue);
@@ -1031,9 +1007,8 @@ bool Importer::SetPropertyFloat(const char* szName, ai_real iValue) {
 
 // ------------------------------------------------------------------------------------------------
 // Set a configuration property
-bool Importer::SetPropertyString(const char* szName, const std::string& value) {
-    ai_assert(nullptr != pimpl);
-    
+bool Importer::SetPropertyString(const char* szName, const std::string& value)
+{
     bool existing;
     ASSIMP_BEGIN_EXCEPTION_REGION();
         existing = SetGenericProperty<std::string>(pimpl->mStringProperties, szName,value);
@@ -1043,9 +1018,8 @@ bool Importer::SetPropertyString(const char* szName, const std::string& value) {
 
 // ------------------------------------------------------------------------------------------------
 // Set a configuration property
-bool Importer::SetPropertyMatrix(const char* szName, const aiMatrix4x4& value) {
-    ai_assert(nullptr != pimpl);
-    
+bool Importer::SetPropertyMatrix(const char* szName, const aiMatrix4x4& value)
+{
     bool existing;
     ASSIMP_BEGIN_EXCEPTION_REGION();
         existing = SetGenericProperty<aiMatrix4x4>(pimpl->mMatrixProperties, szName,value);
@@ -1055,43 +1029,40 @@ bool Importer::SetPropertyMatrix(const char* szName, const aiMatrix4x4& value) {
 
 // ------------------------------------------------------------------------------------------------
 // Get a configuration property
-int Importer::GetPropertyInteger(const char* szName, int iErrorReturn /*= 0xffffffff*/) const {
-    ai_assert(nullptr != pimpl);
-    
+int Importer::GetPropertyInteger(const char* szName,
+    int iErrorReturn /*= 0xffffffff*/) const
+{
     return GetGenericProperty<int>(pimpl->mIntProperties,szName,iErrorReturn);
 }
 
 // ------------------------------------------------------------------------------------------------
 // Get a configuration property
-ai_real Importer::GetPropertyFloat(const char* szName, ai_real iErrorReturn /*= 10e10*/) const {
-    ai_assert(nullptr != pimpl);
-    
+ai_real Importer::GetPropertyFloat(const char* szName,
+    ai_real iErrorReturn /*= 10e10*/) const
+{
     return GetGenericProperty<ai_real>(pimpl->mFloatProperties,szName,iErrorReturn);
 }
 
 // ------------------------------------------------------------------------------------------------
 // Get a configuration property
-std::string Importer::GetPropertyString(const char* szName, const std::string& iErrorReturn /*= ""*/) const {
-    ai_assert(nullptr != pimpl);
-    
+const std::string Importer::GetPropertyString(const char* szName,
+    const std::string& iErrorReturn /*= ""*/) const
+{
     return GetGenericProperty<std::string>(pimpl->mStringProperties,szName,iErrorReturn);
 }
 
 // ------------------------------------------------------------------------------------------------
 // Get a configuration property
-aiMatrix4x4 Importer::GetPropertyMatrix(const char* szName, const aiMatrix4x4& iErrorReturn /*= aiMatrix4x4()*/) const {
-    ai_assert(nullptr != pimpl);
-    
+const aiMatrix4x4 Importer::GetPropertyMatrix(const char* szName,
+    const aiMatrix4x4& iErrorReturn /*= aiMatrix4x4()*/) const
+{
     return GetGenericProperty<aiMatrix4x4>(pimpl->mMatrixProperties,szName,iErrorReturn);
 }
 
 // ------------------------------------------------------------------------------------------------
 // Get the memory requirements of a single node
-inline 
-void AddNodeWeight(unsigned int& iScene,const aiNode* pcNode) {
-    if ( nullptr == pcNode ) {
-        return;
-    }
+inline void AddNodeWeight(unsigned int& iScene,const aiNode* pcNode)
+{
     iScene += sizeof(aiNode);
     iScene += sizeof(unsigned int) * pcNode->mNumMeshes;
     iScene += sizeof(void*) * pcNode->mNumChildren;
@@ -1103,20 +1074,21 @@ void AddNodeWeight(unsigned int& iScene,const aiNode* pcNode) {
 
 // ------------------------------------------------------------------------------------------------
 // Get the memory requirements of the scene
-void Importer::GetMemoryRequirements(aiMemoryInfo& in) const {
-    ai_assert(nullptr != pimpl);
-    
+void Importer::GetMemoryRequirements(aiMemoryInfo& in) const
+{
     in = aiMemoryInfo();
     aiScene* mScene = pimpl->mScene;
 
     // return if we have no scene loaded
-    if (!mScene)
+    if (!pimpl->mScene)
         return;
 
+
     in.total = sizeof(aiScene);
 
     // add all meshes
-    for (unsigned int i = 0; i < mScene->mNumMeshes;++i) {
+    for (unsigned int i = 0; i < mScene->mNumMeshes;++i)
+    {
         in.meshes += sizeof(aiMesh);
         if (mScene->mMeshes[i]->HasPositions()) {
             in.meshes += sizeof(aiVector3D) * mScene->mMeshes[i]->mNumVertices;
@@ -1133,16 +1105,14 @@ void Importer::GetMemoryRequirements(aiMemoryInfo& in) const {
         for (unsigned int a = 0; a < AI_MAX_NUMBER_OF_COLOR_SETS;++a) {
             if (mScene->mMeshes[i]->HasVertexColors(a)) {
                 in.meshes += sizeof(aiColor4D) * mScene->mMeshes[i]->mNumVertices;
-            } else {
-                break;
             }
+            else break;
         }
         for (unsigned int a = 0; a < AI_MAX_NUMBER_OF_TEXTURECOORDS;++a) {
             if (mScene->mMeshes[i]->HasTextureCoords(a)) {
                 in.meshes += sizeof(aiVector3D) * mScene->mMeshes[i]->mNumVertices;
-            } else {
-                break;
             }
+            else break;
         }
         if (mScene->mMeshes[i]->HasBones()) {
             in.meshes += sizeof(void*) * mScene->mMeshes[i]->mNumBones;
@@ -1161,9 +1131,8 @@ void Importer::GetMemoryRequirements(aiMemoryInfo& in) const {
         in.textures += sizeof(aiTexture);
         if (pc->mHeight) {
             in.textures += 4 * pc->mHeight * pc->mWidth;
-        } else {
-            in.textures += pc->mWidth;
         }
+        else in.textures += pc->mWidth;
     }
     in.total += in.textures;
 
@@ -1201,6 +1170,5 @@ void Importer::GetMemoryRequirements(aiMemoryInfo& in) const {
             in.materials += pc->mProperties[a]->mDataLength;
         }
     }
-
     in.total += in.materials;
 }

Engine/lib/assimp/code/Common/Importer.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Common/ImporterRegistry.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 
@@ -197,9 +197,6 @@ corresponding preprocessor flag to selectively disable formats.
 #ifndef ASSIMP_BUILD_NO_MMD_IMPORTER
 #   include "MMD/MMDImporter.h"
 #endif
-#ifndef ASSIMP_BUILD_NO_M3D_IMPORTER
-#   include "M3D/M3DImporter.h"
-#endif
 #ifndef ASSIMP_BUILD_NO_STEP_IMPORTER
 #   include "Importer/StepFile/StepFileImporter.h"
 #endif
@@ -226,9 +223,6 @@ void GetImporterInstanceList(std::vector< BaseImporter* >& out)
 #if (!defined ASSIMP_BUILD_NO_3DS_IMPORTER)
     out.push_back( new Discreet3DSImporter());
 #endif
-#if (!defined ASSIMP_BUILD_NO_M3D_IMPORTER)
-    out.push_back( new M3DImporter());
-#endif
 #if (!defined ASSIMP_BUILD_NO_MD3_IMPORTER)
     out.push_back( new MD3Importer());
 #endif

Engine/lib/assimp/code/Common/PolyTools.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Common/PostStepRegistry.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 
@@ -123,7 +123,7 @@ corresponding preprocessor flag to selectively disable steps.
 #   include "PostProcessing/OptimizeGraph.h"
 #endif
 #ifndef ASSIMP_BUILD_NO_SPLITBYBONECOUNT_PROCESS
-#   include "PostProcessing/SplitByBoneCountProcess.h"
+#   include "Common/SplitByBoneCountProcess.h"
 #endif
 #ifndef ASSIMP_BUILD_NO_DEBONE_PROCESS
 #   include "PostProcessing/DeboneProcess.h"
@@ -131,15 +131,11 @@ corresponding preprocessor flag to selectively disable steps.
 #if (!defined ASSIMP_BUILD_NO_GLOBALSCALE_PROCESS)
 #   include "PostProcessing/ScaleProcess.h"
 #endif
-#if (!defined ASSIMP_BUILD_NO_ARMATUREPOPULATE_PROCESS)
-#   include "PostProcessing/ArmaturePopulate.h"
-#endif
 #if (!defined ASSIMP_BUILD_NO_GENBOUNDINGBOXES_PROCESS)
 #   include "PostProcessing/GenBoundingBoxesProcess.h"
 #endif
 
 
-
 namespace Assimp {
 
 // ------------------------------------------------------------------------------------------------
@@ -184,9 +180,6 @@ void GetPostProcessingStepInstanceList(std::vector< BaseProcess* >& out)
 #if (!defined ASSIMP_BUILD_NO_GLOBALSCALE_PROCESS)
     out.push_back( new ScaleProcess());
 #endif
-#if (!defined ASSIMP_BUILD_NO_ARMATUREPOPULATE_PROCESS)
-    out.push_back( new ArmaturePopulate());
-#endif
 #if (!defined ASSIMP_BUILD_NO_PRETRANSFORMVERTICES_PROCESS)
     out.push_back( new PretransformVertices());
 #endif

Engine/lib/assimp/code/Common/RemoveComments.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Common/SGSpatialSort.cpp

@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 

Engine/lib/assimp/code/Common/SceneCombiner.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.
@@ -1196,7 +1196,6 @@ void SceneCombiner::Copy( aiAnimation** _dest, const aiAnimation* src ) {
 
     // and reallocate all arrays
     CopyPtrArray( dest->mChannels, src->mChannels, dest->mNumChannels );
-    CopyPtrArray( dest->mMorphMeshChannels, src->mMorphMeshChannels, dest->mNumMorphMeshChannels );
 }
 
 // ------------------------------------------------------------------------------------------------
@@ -1216,26 +1215,6 @@ void SceneCombiner::Copy(aiNodeAnim** _dest, const aiNodeAnim* src) {
     GetArrayCopy( dest->mRotationKeys, dest->mNumRotationKeys );
 }
 
-void SceneCombiner::Copy(aiMeshMorphAnim** _dest, const aiMeshMorphAnim* src) {
-    if ( nullptr == _dest || nullptr == src ) {
-        return;
-    }
-
-    aiMeshMorphAnim* dest = *_dest = new aiMeshMorphAnim();
-
-    // get a flat copy
-    ::memcpy(dest,src,sizeof(aiMeshMorphAnim));
-
-    // and reallocate all arrays
-    GetArrayCopy( dest->mKeys, dest->mNumKeys );
-    for (ai_uint i = 0; i < dest->mNumKeys;++i) {
-        dest->mKeys[i].mValues = new unsigned int[dest->mKeys[i].mNumValuesAndWeights];
-        dest->mKeys[i].mWeights = new double[dest->mKeys[i].mNumValuesAndWeights];
-        ::memcpy(dest->mKeys[i].mValues, src->mKeys[i].mValues, dest->mKeys[i].mNumValuesAndWeights * sizeof(unsigned int));
-        ::memcpy(dest->mKeys[i].mWeights, src->mKeys[i].mWeights, dest->mKeys[i].mNumValuesAndWeights * sizeof(double));
-    }
-}
-
 // ------------------------------------------------------------------------------------------------
 void SceneCombiner::Copy( aiCamera** _dest,const  aiCamera* src) {
     if ( nullptr == _dest || nullptr == src ) {
@@ -1312,6 +1291,7 @@ void SceneCombiner::Copy(aiMetadata** _dest, const aiMetadata* src) {
     aiMetadata* dest = *_dest = aiMetadata::Alloc( src->mNumProperties );
     std::copy(src->mKeys, src->mKeys + src->mNumProperties, dest->mKeys);
 
+    dest->mValues = new aiMetadataEntry[src->mNumProperties];
     for (unsigned int i = 0; i < src->mNumProperties; ++i) {
         aiMetadataEntry& in = src->mValues[i];
         aiMetadataEntry& out = dest->mValues[i];

Engine/lib/assimp/code/Common/ScenePreprocessor.cpp

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.
@@ -217,7 +217,6 @@ void ScenePreprocessor::ProcessAnimation (aiAnimation* anim)
 
                 // No rotation keys? Generate a dummy track
                 if (!channel->mNumRotationKeys) {
-                    ai_assert(!channel->mRotationKeys);
                     channel->mNumRotationKeys = 1;
                     channel->mRotationKeys = new aiQuatKey[1];
                     aiQuatKey& q = channel->mRotationKeys[0];
@@ -226,13 +225,10 @@ void ScenePreprocessor::ProcessAnimation (aiAnimation* anim)
                     q.mValue = rotation;
 
                     ASSIMP_LOG_DEBUG("ScenePreprocessor: Dummy rotation track has been generated");
-                } else {
-                    ai_assert(channel->mRotationKeys);
                 }
 
                 // No scaling keys? Generate a dummy track
                 if (!channel->mNumScalingKeys)  {
-                    ai_assert(!channel->mScalingKeys);
                     channel->mNumScalingKeys = 1;
                     channel->mScalingKeys = new aiVectorKey[1];
                     aiVectorKey& q = channel->mScalingKeys[0];
@@ -241,13 +237,10 @@ void ScenePreprocessor::ProcessAnimation (aiAnimation* anim)
                     q.mValue = scaling;
 
                     ASSIMP_LOG_DEBUG("ScenePreprocessor: Dummy scaling track has been generated");
-                } else {
-                    ai_assert(channel->mScalingKeys);
                 }
 
                 // No position keys? Generate a dummy track
                 if (!channel->mNumPositionKeys) {
-                    ai_assert(!channel->mPositionKeys);
                     channel->mNumPositionKeys = 1;
                     channel->mPositionKeys = new aiVectorKey[1];
                     aiVectorKey& q = channel->mPositionKeys[0];
@@ -256,8 +249,6 @@ void ScenePreprocessor::ProcessAnimation (aiAnimation* anim)
                     q.mValue = position;
 
                     ASSIMP_LOG_DEBUG("ScenePreprocessor: Dummy position track has been generated");
-                } else {
-                    ai_assert(channel->mPositionKeys);
                 }
             }
         }

Engine/lib/assimp/code/Common/ScenePreprocessor.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.

Engine/lib/assimp/code/Common/ScenePrivate.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2019, assimp team
 
 
 All rights reserved.