- fbx: Objects now carry their ID.

code/FBXDocument.cpp

@@ -363,9 +363,10 @@ boost::shared_ptr<const PropertyTable> GetPropertyTable(const Document& doc,
 using namespace Util;
 
 // ------------------------------------------------------------------------------------------------
-LazyObject::LazyObject(const Element& element, const Document& doc)
+LazyObject::LazyObject(uint64_t id, const Element& element, const Document& doc)
 : doc(doc)
 , element(element)
+, id(id)
 {
 
 }
@@ -401,17 +402,22 @@ const Object* LazyObject::Get()
 		DOMError(err,&element);
 	} 
 
+	// XXX prevent recursive calls
+
 	// this needs to be relatively fast since it happens a lot,
 	// so avoid constructing strings all the time.
 	const char* obtype = key.begin();
 	const size_t length = static_cast<size_t>(key.end()-key.begin());
 	if (!strncmp(obtype,"Geometry",length)) {
 		if (!strcmp(classtag.c_str(),"Mesh")) {
-			object.reset(new MeshGeometry(element,name,doc.Settings()));
+			object.reset(new MeshGeometry(id,element,name,doc.Settings()));
 		}
 	}
 	else if (!strncmp(obtype,"Material",length)) {
-		object.reset(new Material(element,doc,name));
+		object.reset(new Material(id,element,doc,name));
+	}
+	else if (!strncmp(obtype,"Texture",length)) {
+		object.reset(new Texture(id,element,doc,name));
 	}
 
 	if (!object.get()) {
@@ -422,9 +428,10 @@ const Object* LazyObject::Get()
 }
 
 // ------------------------------------------------------------------------------------------------
-Object::Object(const Element& element, const std::string& name)
+Object::Object(uint64_t id, const Element& element, const std::string& name)
 : element(element)
 , name(name)
+, id(id)
 {
 
 }
@@ -437,8 +444,8 @@ Object::~Object()
 
 
 // ------------------------------------------------------------------------------------------------
-Geometry::Geometry(const Element& element, const std::string& name)
-: Object(element,name)
+Geometry::Geometry(uint64_t id, const Element& element, const std::string& name)
+: Object(id, element,name)
 {
 
 }
@@ -498,7 +505,7 @@ void Document::ReadObjects()
 			DOMError(err,el.second);
 		}
 
-		objects[id] = new LazyObject(*el.second, *this);
+		objects[id] = new LazyObject(id, *el.second, *this);
 		// DEBUG - evaluate all objects
 		const Object* o = objects[id]->Get();
 	}

code/FBXDocument.h

@@ -66,7 +66,7 @@ class LazyObject
 {
 public:
 
-	LazyObject(const Element& element, const Document& doc);
+	LazyObject(uint64_t id, const Element& element, const Document& doc);
 	~LazyObject();
 
 public:
@@ -79,11 +79,17 @@ public:
 		return ob ? dynamic_cast<T*>(ob) : NULL;
 	}
 
+	uint64_t ID() const {
+		return id;
+	}
+
 private:
 
 	const Document& doc;
 	const Element& element;
 	boost::scoped_ptr<const Object> object;
+
+	const uint64_t id;
 };
 
 
@@ -93,7 +99,7 @@ class Object
 {
 public:
 
-	Object(const Element& element, const std::string& name);
+	Object(uint64_t id, const Element& element, const std::string& name);
 	virtual ~Object();
 
 public:
@@ -106,9 +112,14 @@ public:
 		return name;
 	}
 
+	uint64_t ID() const {
+		return id;
+	}
+
 protected:
 	const Element& element;
 	const std::string name;
+	const uint64_t id;
 };
 
 
@@ -119,7 +130,7 @@ class Texture : public Object
 {
 public:
 
-	Texture(const Element& element, const Document& doc, const std::string& name);
+	Texture(uint64_t id, const Element& element, const Document& doc, const std::string& name);
 	~Texture();
 
 public:
@@ -181,7 +192,7 @@ class Material : public Object
 {
 public:
 
-	Material(const Element& element, const Document& doc, const std::string& name);
+	Material(uint64_t id, const Element& element, const Document& doc, const std::string& name);
 	~Material();
 
 public:
@@ -218,7 +229,7 @@ class Geometry : public Object
 {
 public:
 
-	Geometry(const Element& element, const std::string& name);
+	Geometry(uint64_t id, const Element& element, const std::string& name);
 	~Geometry();
 };
 
@@ -229,7 +240,7 @@ class MeshGeometry : public Geometry
 
 public:
 
-	MeshGeometry(const Element& element, const std::string& name, const ImportSettings& settings);
+	MeshGeometry(uint64_t id, const Element& element, const std::string& name, const ImportSettings& settings);
 	~MeshGeometry();
 
 public:

code/FBXMaterial.cpp

@@ -58,8 +58,8 @@ namespace FBX {
 	using namespace Util;
 
 // ------------------------------------------------------------------------------------------------
-Material::Material(const Element& element, const Document& doc, const std::string& name)
-: Object(element,name)
+Material::Material(uint64_t id, const Element& element, const Document& doc, const std::string& name)
+: Object(id,element,name)
 {
 	const Scope& sc = GetRequiredScope(element);
 	
@@ -92,6 +92,9 @@ Material::Material(const Element& element, const Document& doc, const std::strin
 	}
 
 	props = GetPropertyTable(doc,templateName,element,sc);
+
+	// resolve texture links
+	doc.GetConnectionsByDestinationSequenced(ID());
 }
 
 
@@ -102,8 +105,8 @@ Material::~Material()
 
 
 // ------------------------------------------------------------------------------------------------
-Texture::Texture(const Element& element, const Document& doc, const std::string& name)
-: Object(element,name)
+Texture::Texture(uint64_t id, const Element& element, const Document& doc, const std::string& name)
+: Object(id,element,name)
 , uvScaling(1.0f,1.0f)
 {
 	const Scope& sc = GetRequiredScope(element);

code/FBXMeshGeometry.cpp

@@ -58,8 +58,8 @@ namespace FBX {
 	using namespace Util;
 
 // ------------------------------------------------------------------------------------------------
-MeshGeometry::MeshGeometry(const Element& element, const std::string& name, const ImportSettings& settings)
-: Geometry(element,name)
+MeshGeometry::MeshGeometry(uint64_t id, const Element& element, const std::string& name, const ImportSettings& settings)
+: Geometry(id, element,name)
 {
 	const Scope* sc = element.Compound();
 	if (!sc) {