load Models from XML (alternative to a .model file)

stepmania/src/Model.cpp

@@ -18,6 +18,8 @@
 LUA_REGISTER_CLASS( Model )
 // lua end
 
+REGISTER_ACTOR_CLASS( Model )
+
 const float FRAMES_PER_SECOND = 30;
 const CString DEFAULT_ANIMATION_NAME = "default";
 
@@ -139,6 +141,22 @@ void Model::LoadPieces( CString sMeshesPath, CString sMaterialsPath, CString sBo
 	}
 }
 
+void Model::LoadFromNode( const CString& sDir, const XNode* pNode )
+{
+	Actor::LoadFromNode( sDir, pNode );
+
+	CString s1, s2, s3;
+	pNode->GetAttrValue( "Meshes", s1 );
+	pNode->GetAttrValue( "Materials", s2 );
+	pNode->GetAttrValue( "Bones", s3 );
+	if( !s1.empty() || !s2.empty() || !s3.empty() )
+	{
+		ASSERT( !s1.empty() && !s2.empty() && !s3.empty() );
+		LoadPieces( sDir+s1, sDir+s2, sDir+s3 );
+	}
+}
+
+
 void Model::LoadMaterialsFromMilkshapeAscii( CString sPath )
 {
 	FixSlashesInPlace(sPath);

stepmania/src/Model.h

@@ -39,6 +39,9 @@ public:
 	void	LoadMilkshapeAscii( CString sFile );
 	void 	LoadMaterialsFromMilkshapeAscii( CString sPath );
 	bool	LoadMilkshapeAsciiBones( CString sAniName, CString sPath );
+
+	void LoadFromNode( const CString& sDir, const XNode* pNode );
+
 	void	PlayAnimation( CString sAniName, float fPlayRate = 1 );
 
 	virtual void	Update( float fDelta );