Add basic support for the IZWARE NENDO file format (extension: ndo). The loader has been tested with files in format version 1.0, 1.1 and 1.2. Materials and textures are read but ignored for now.

git-svn-id: https://assimp.svn.sourceforge.net/svnroot/assimp/trunk@791 67173fc5-114c-0410-ac8e-9d2fd5bffc1f

code/BaseImporter.cpp

@@ -113,8 +113,9 @@ void BaseImporter::SetupProperties(const Importer* pImp)
 		boost::scoped_array<char> _buffer (new char[searchBytes+1 /* for the '\0' */]);
 		char* buffer = _buffer.get();
 
-		unsigned int read = (unsigned int)pStream->Read(buffer,1,searchBytes);
-		if (!read)return false;
+		const unsigned int read = pStream->Read(buffer,1,searchBytes);
+		if (!read)
+			return false;
 
 		for (unsigned int i = 0; i < read;++i)
 			buffer[i] = ::tolower(buffer[i]);

code/CMakeLists.txt

@@ -266,6 +266,11 @@ SOURCE_GROUP( NFF FILES
 	NFFLoader.h
 )
 
+SOURCE_GROUP( NDO FILES
+	NDOLoader.cpp
+	NDOLoader.h
+)
+
 SOURCE_GROUP( OFFFormat FILES
 	OFFLoader.cpp
 	OFFLoader.h
@@ -722,6 +727,8 @@ ADD_LIBRARY( assimp SHARED
 	BlenderModifier.h
 	BlenderModifier.cpp
 	Profiler.h
+	NDOLoader.cpp
+	NDOLoader.h
 
 	# Necessary to show the headers in the project when using the VC++ generator:
 	BoostWorkaround/boost/math/common_factor_rt.hpp

code/CSMLoader.h

@@ -43,12 +43,10 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 #ifndef INCLUDED_AI_CSM_LOADER_H
 #define INCLUDED_AI_CSM_LOADER_H
-
-#include "BaseImporter.h"
 namespace Assimp	{
 
 // ---------------------------------------------------------------------------
-/** @brief Importer class to load MOCAPs in CharacterStudio Motion format.
+/** Importer class to load MOCAPs in CharacterStudio Motion format.
  *
  *  A very rudimentary loader for the moment. No support for the hierarchy,
  *  every marker is returned as child of root.
@@ -59,7 +57,6 @@ namespace Assimp	{
 class CSMImporter : public BaseImporter
 {
 	friend class Importer;
-
 protected:
 	/** Constructor to be privately used by Importer */
 	CSMImporter();
@@ -68,7 +65,6 @@ protected:
 	~CSMImporter();
 
 public:
-
 	// -------------------------------------------------------------------
 	bool CanRead( const std::string& pFile, IOSystem* pIOHandler, 
 		bool checkSig) const;
@@ -78,19 +74,15 @@ protected:
 	// -------------------------------------------------------------------
 	void GetExtensionList(std::set<std::string>& extensions);
 
-
 	// -------------------------------------------------------------------
 	void SetupProperties(const Importer* pImp);
 
-
 	// -------------------------------------------------------------------
 	void InternReadFile( const std::string& pFile, aiScene* pScene, 
 		IOSystem* pIOHandler);
 
 private:
-
-}; // !class CSMImporter
-
+}; // end of class CSMImporter
 } // end of namespace Assimp
-
 #endif // AI_AC3DIMPORTER_H_INC
+

code/Importer.cpp

@@ -180,6 +180,9 @@ using namespace Assimp::Profiling;
 #ifndef ASSIMP_BUILD_NO_Q3BSP_IMPORTER
 #	include "Q3BSPFileImporter.h"
 #endif
+#ifndef ASSIMP_BUILD_NO_NDO_IMPORTER
+#	include "NDOLoader.h"
+#endif
 
 // ------------------------------------------------------------------------------------------------
 // Post processing-Steps
@@ -417,7 +420,10 @@ Importer::Importer()
 //	pimpl->mImporter.push_back( new SomImporter());
 //#endif
 #if (!defined ASSIMP_BUILD_NO_Q3BSP_IMPORTER)
-	pimpl->mImporter.push_back( new Q3BSPFileImporter );
+	pimpl->mImporter.push_back( new Q3BSPFileImporter() );
+#endif
+#if (!defined ASSIMP_BUILD_NO_NDO_IMPORTER)
+	pimpl->mImporter.push_back( new NDOImporter() );
 #endif
 
 	// ----------------------------------------------------------------------------

code/NDOLoader.cpp

@@ -0,0 +1,288 @@
+/*
+---------------------------------------------------------------------------
+Open Asset Import Library (ASSIMP)
+---------------------------------------------------------------------------
+
+Copyright (c) 2006-2009, ASSIMP Development 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 Development 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  NDOLoader.cpp
+ *  Implementation of the NDO importer class.
+ */
+
+#include "AssimpPCH.h"
+#ifndef AI_BUILD_NO_NDO_IMPORTER
+#include "NDOLoader.h"
+
+using namespace Assimp;
+#define for_each BOOST_FOREACH
+
+// ------------------------------------------------------------------------------------------------
+// Constructor to be privately used by Importer
+NDOImporter::NDOImporter()
+{}
+
+// ------------------------------------------------------------------------------------------------
+// Destructor, private as well 
+NDOImporter::~NDOImporter()
+{}
+
+// ------------------------------------------------------------------------------------------------
+// Returns whether the class can handle the format of the given file. 
+bool NDOImporter::CanRead( const std::string& pFile, IOSystem* pIOHandler, bool checkSig) const
+{
+	// check file extension 
+	const std::string extension = GetExtension(pFile);
+	
+	if( extension == "ndo")
+		return true;
+
+	if ((checkSig || !extension.length()) && pIOHandler) {
+		const char* tokens[] = {"nendo"};
+		return SearchFileHeaderForToken(pIOHandler,pFile,tokens,1,5);
+	}
+	return false;
+}
+
+// ------------------------------------------------------------------------------------------------
+// Build a string of all file extensions supported
+void NDOImporter::GetExtensionList(std::set<std::string>& extensions)
+{
+	extensions.insert("ndo");
+}
+
+// ------------------------------------------------------------------------------------------------
+// Setup configuration properties for the loader
+void NDOImporter::SetupProperties(const Importer* pImp)
+{
+	// nothing to be done for the moment
+}
+
+// ------------------------------------------------------------------------------------------------
+// Imports the given file into the given scene structure. 
+void NDOImporter::InternReadFile( const std::string& pFile, 
+	aiScene* pScene, IOSystem* pIOHandler)
+{
+	StreamReaderBE reader(pIOHandler->Open( pFile, "rb"));
+
+	// first 9 bytes are nendo file format ("nendo 1.n")
+	const char* head = (const char*)reader.GetPtr();
+	reader.IncPtr(9);
+
+	if (strncmp("nendo ",head,6)) {
+		throw DeadlyImportError("Not a Nendo file; magic signature missing");
+	}
+	// check if this is a supported version. if not, continue, too -- users,
+	// please don't complain if it doesn't work then ...
+	unsigned int file_format = 12;
+	if (!strncmp("1.0",head+6,3)) {
+		file_format = 10;
+		DefaultLogger::get()->info("NDO file format is 1.0");
+	}
+	else if (!strncmp("1.1",head+6,3)) {
+		file_format = 11;
+		DefaultLogger::get()->info("NDO file format is 1.1");
+	}
+	else if (!strncmp("1.2",head+6,3)) {
+		file_format = 12;
+		DefaultLogger::get()->info("NDO file format is 1.2");
+	}
+	else {
+		DefaultLogger::get()->warn(std::string("Unrecognized nendo file format version, continuing happily ... :") + (head+6));
+	}
+
+	reader.IncPtr(2); /* skip flags */
+	if (file_format >= 12) {
+		reader.IncPtr(2);
+	}
+	unsigned int temp = reader.GetU1();
+
+	std::vector<Object> objects(temp); /* buffer to store all the loaded objects in */
+
+	// read all objects
+	for (unsigned int o = 0; o < objects.size(); ++o) {
+		
+//		if (file_format < 12) {
+			if (!reader.GetI1()) {
+				continue; /* skip over empty object */
+			}
+		//	reader.GetI2();
+//		}
+		Object& obj = objects[o];
+
+		temp = file_format >= 12 ? reader.GetU4() : reader.GetU2();
+		head = (const char*)reader.GetPtr();
+		reader.IncPtr(temp + 76); /* skip unknown stuff */
+
+		obj.name = std::string(head, temp);
+
+		// read edge table
+		temp = file_format >= 12 ? reader.GetU4() : reader.GetU2();
+		obj.edges.reserve(temp);
+		for (unsigned int e = 0; e < temp; ++e) {
+			
+			obj.edges.push_back(Edge());
+			Edge& edge = obj.edges.back();
+
+			for (unsigned int i = 0; i< 8; ++i) {
+				edge.edge[i] = file_format >= 12 ? reader.GetU4() : reader.GetU2();
+			}
+			edge.hard =  file_format >= 11 ? reader.GetU1() : 0;
+			for (unsigned int i = 0; i< 8; ++i) {
+				edge.color[i] = reader.GetU1();
+			}
+		}
+
+		// read face table
+		temp = file_format >= 12 ? reader.GetU4() : reader.GetU2();
+		obj.faces.reserve(temp);
+		for (unsigned int e = 0; e < temp; ++e) {
+			
+			obj.faces.push_back(Face());
+			Face& face = obj.faces.back();
+
+			face.elem = file_format >= 12 ? reader.GetU4() : reader.GetU2();
+		}
+
+		// read vertex table
+		temp = file_format >= 12 ? reader.GetU4() : reader.GetU2();
+		obj.vertices.reserve(temp);
+		for (unsigned int e = 0; e < temp; ++e) {
+			
+			obj.vertices.push_back(Vertex());
+			Vertex& v = obj.vertices.back();
+
+			v.num = file_format >= 12 ? reader.GetU4() : reader.GetU2();
+			v.val.x = reader.GetF4();
+			v.val.y = reader.GetF4();
+			v.val.z = reader.GetF4();
+		}
+
+		// read UVs
+		temp = file_format >= 12 ? reader.GetU4() : reader.GetU2();
+		for (unsigned int e = 0; e < temp; ++e) {
+			 file_format >= 12 ? reader.GetU4() : reader.GetU2();
+		}
+
+		temp = file_format >= 12 ? reader.GetU4() : reader.GetU2();
+		for (unsigned int e = 0; e < temp; ++e) {
+			 file_format >= 12 ? reader.GetU4() : reader.GetU2();
+		}
+
+		if (reader.GetU1()) {
+			const unsigned int x = reader.GetU2(), y = reader.GetU2();
+			temp = 0;
+			while (temp < x*y)  {
+				unsigned int repeat = reader.GetU1();
+				reader.GetU1();
+				reader.GetU1();
+				reader.GetU1();
+				temp += repeat;
+			}
+		}
+	}
+
+	// construct a dummy node graph and add all named objects as child nodes
+	aiNode* root = pScene->mRootNode = new aiNode("$NDODummyRoot");
+	aiNode** cc = root->mChildren = new aiNode* [ root->mNumChildren = static_cast<unsigned int>( objects.size()) ] ();
+	pScene->mMeshes = new aiMesh* [ root->mNumChildren] ();
+
+	for_each(const Object& obj,objects) {
+		aiNode* nd = *cc++ = new aiNode(obj.name);
+		nd->mParent = root;
+
+		// translated from a python dict() - a vector might be sufficient as well
+		typedef std::map<unsigned int, unsigned int>  FaceTable;
+		FaceTable face_table;
+
+		unsigned int n = 0;
+		for_each(const Edge& edge, obj.edges) {
+		
+			face_table[edge.edge[2]] = n;
+			face_table[edge.edge[3]] = n;
+
+			++n;
+		}
+
+		aiMesh* mesh = new aiMesh();
+		aiFace* faces = mesh->mFaces = new aiFace[mesh->mNumFaces=face_table.size()];
+
+		std::vector<aiVector3D> vertices;
+		std::vector<unsigned int> indices;
+
+		vertices.reserve(4 * face_table.size()); // arbitrarily choosen 
+		for_each(FaceTable::value_type& v, face_table) {
+			indices.clear();
+
+			aiFace& f = *faces++;
+		
+			const unsigned int key = v.first;
+			unsigned int cur_edge = v.second;
+			while (1) {
+				unsigned int next_edge, next_vert;
+				if (key == obj.edges[cur_edge].edge[3]) {
+					next_edge = obj.edges[cur_edge].edge[5];
+					next_vert = obj.edges[cur_edge].edge[1];
+				}
+				else {
+					next_edge = obj.edges[cur_edge].edge[4];
+					next_vert = obj.edges[cur_edge].edge[0];
+				}
+				indices.push_back( vertices.size() );
+				vertices.push_back(obj.vertices[ next_vert ].val);
+
+				cur_edge = next_edge;
+				if (cur_edge == v.second) {
+					break;
+				}
+			}
+			
+			f.mIndices = new unsigned int[f.mNumIndices = indices.size()];
+			std::copy(indices.begin(),indices.end(),f.mIndices);
+		}
+
+		mesh->mVertices = new aiVector3D[mesh->mNumVertices = vertices.size()];
+		std::copy(vertices.begin(),vertices.end(),mesh->mVertices);
+
+		if (mesh->mNumVertices) {
+			pScene->mMeshes[pScene->mNumMeshes] = mesh;
+
+			(nd->mMeshes = new unsigned int[nd->mNumMeshes=1])[0]=pScene->mNumMeshes++;
+		}
+	}
+}
+
+#endif 

code/NDOLoader.h

@@ -0,0 +1,116 @@
+/*
+Open Asset Import Library (ASSIMP)
+----------------------------------------------------------------------
+
+Copyright (c) 2006-2008, ASSIMP Development 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 Development 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 NDOLoader.h
+ *  Declaration of the Nendo importer class.
+ */
+#ifndef INCLUDED_AI_NDO_LOADER_H
+#define INCLUDED_AI_NDO_LOADER_H
+namespace Assimp	{
+
+// ---------------------------------------------------------------------------
+/** @brief Importer class to load meshes from Nendo.
+ *
+ *  Basing on
+ *  <blender>/blender/release/scripts/nendo_import.py by Anthony D'Agostino. 
+*/
+class NDOImporter : public BaseImporter
+{
+	friend class Importer;
+protected:
+	/** Constructor to be privately used by Importer */
+	NDOImporter();
+
+	/** Destructor, private as well */
+	~NDOImporter();
+
+public:
+
+	//! Represents a single edge
+	struct Edge
+	{
+		unsigned int edge[8];
+		unsigned int hard;
+		uint8_t color[8];
+	};
+
+	//! Represents a single face
+	struct Face
+	{
+		unsigned int elem;
+	};
+
+	struct Vertex
+	{
+		unsigned int num;
+		aiVector3D val;
+	};
+
+	//! Represents a single object
+	struct Object 
+	{
+		std::string name;
+	
+		std::vector<Edge> edges;
+		std::vector<Face> faces;
+		std::vector<Vertex> vertices;
+	};
+
+	// -------------------------------------------------------------------
+	bool CanRead( const std::string& pFile, IOSystem* pIOHandler, 
+		bool checkSig) const;
+
+protected:
+
+	// -------------------------------------------------------------------
+	void GetExtensionList(std::set<std::string>& extensions);
+
+	// -------------------------------------------------------------------
+	void SetupProperties(const Importer* pImp);
+
+	// -------------------------------------------------------------------
+	void InternReadFile( const std::string& pFile, aiScene* pScene, 
+		IOSystem* pIOHandler);
+
+private:
+
+}; // end of class NDOImporter
+} // end of namespace Assimp
+#endif // INCLUDED_AI_NDO_LOADER_H

code/StringComparison.h

@@ -130,20 +130,17 @@ inline int ASSIMP_stricmp(const char *s1, const char *s2)
 #if (defined _MSC_VER)
 
 	return ::_stricmp(s1,s2);
-
 #elif defined( __GNUC__ )
-
+	
 	return ::strcasecmp(s1,s2);
-
 #else
+	
 	register char c1, c2;
-	do 
-	{
+	do	{
 		c1 = tolower(*s1++);
 		c2 = tolower(*s2++);
 	} 
 	while ( c1 && (c1 == c2) );
-
 	return c1 - c2;
 #endif
 }

workspaces/vc9/assimp.vcproj

@@ -1794,6 +1794,18 @@
 						>
 					</File>
 				</Filter>
+				<Filter
+					Name="ndo"
+					>
+					<File
+						RelativePath="..\..\code\NDOLoader.cpp"
+						>
+					</File>
+					<File
+						RelativePath="..\..\code\NDOLoader.h"
+						>
+					</File>
+				</Filter>
 				<Filter
 					Name="ogre"
 					>