Add IColladaMeshWriter::findGeometryNameForNode

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@4402 dfc29bdd-3216-0410-991c-e03cc46cb475

changes.txt

 --------------------------
 Changes in 1.9 (not yet released)
 
+- Add IColladaMeshWriter::findGeometryNameForNode
 - Add getters IGUIButton::isDrawBorderEnabled and IGUIButton::isDrawBackgroundEnabled
 
 --------------------------

include/IColladaMeshWriter.h

@@ -139,7 +139,7 @@ namespace scene
 
 		//! Return the mesh for the given node. If it has no mesh or shouldn't export it's mesh 
 		//! you can return 0 in which case only the transformation matrix of the node will be used.
-		// Note: Function is not const because there is no const getMesh() function.
+		// TODO: Function is not const because there is no const getMesh() function for several Irrlicht nodes.
 		virtual IMesh* getMesh(irr::scene::ISceneNode * node) = 0;
 
 		//! Return if the node has it's own material overwriting the mesh-materials
@@ -359,6 +359,12 @@ namespace scene
 		/** A tool function to help when using a custom name generator to generative valid names for collada names and id's. */
 		virtual irr::core::stringw toNCName(const irr::core::stringw& oldString, const irr::core::stringw& prefix=irr::core::stringw(L"_NC_")) const = 0;
 
+		//! After export you can find out which name had been used for writing the geometry for this node.
+		/** The name comes from IColladaMeshWriterNames::nameForMesh, but you can't access the node there. 
+		\return Either a pointer to the name or NULL	*/
+		// TODO: Function is not const because there is no const getMesh() function for several Irrlicht nodes.
+		virtual const irr::core::stringw* findGeometryNameForNode(ISceneNode* node) = 0;
+
 
 	protected:
 		// NOTE: You usually should also call setProperties with the same paraemter when using setDefaultProperties

source/Irrlicht/CColladaMeshWriter.cpp

@@ -1189,6 +1189,20 @@ irr::core::stringw CColladaMeshWriter::toNCName(const irr::core::stringw& oldStr
 	return result;
 }
 
+const irr::core::stringw* CColladaMeshWriter::findGeometryNameForNode(ISceneNode* node)
+{
+	IMesh* mesh = getProperties()->getMesh(node);
+	if ( !mesh )
+		return NULL;
+
+	MeshNode * n = Meshes.find(mesh);
+	if ( !n )
+		return NULL;
+
+	const SColladaMesh& colladaMesh = n->getValue();
+	return &colladaMesh.findGeometryNameForNode(node);
+}
+
 // Restrict the characters to a set of allowed characters in xs::NCName.
 irr::core::stringw CColladaMeshWriter::pathToURI(const irr::io::path& path) const
 {

source/Irrlicht/CColladaMeshWriter.h

@@ -96,6 +96,9 @@ public:
 	// Restrict the characters of oldString a set of allowed characters in xs::NCName and add the prefix.
 	virtual irr::core::stringw toNCName(const irr::core::stringw& oldString, const irr::core::stringw& prefix=irr::core::stringw(L"_NC_")) const;
 
+	//! After export you can find out which name had been used for writing the geometry for this node.
+	virtual const irr::core::stringw* findGeometryNameForNode(ISceneNode* node);
+
 protected:
 
 	void reset();