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00001 
+00007 /* Copyright, 2001 Nevrax Ltd.
+00008  *
+00009  * This file is part of NEVRAX NEL.
+00010  * NEVRAX NEL is free software; you can redistribute it and/or modify
+00011  * it under the terms of the GNU General Public License as published by
+00012  * the Free Software Foundation; either version 2, or (at your option)
+00013  * any later version.
+00014 
+00015  * NEVRAX NEL is distributed in the hope that it will be useful, but
+00016  * WITHOUT ANY WARRANTY; without even the implied warranty of
+00017  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+00018  * General Public License for more details.
+00019 
+00020  * You should have received a copy of the GNU General Public License
+00021  * along with NEVRAX NEL; see the file COPYING. If not, write to the
+00022  * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+00023  * MA 02111-1307, USA.
+00024  */
+00025 
+00026 #ifndef NL_MESH_MORPHER_H
+00027 #define NL_MESH_MORPHER_H
+00028 
+00029 #include "3d/animated_morph.h"
+00030 #include "nel/misc/types_nl.h"
+00031 #include "nel/misc/uv.h"
+00032 #include <vector>
+00033 
+00034 namespace NL3D 
+00035 {
+00036 
+00037 class CVertexBuffer;
+00038 class IVertexBufferHard;
+00039 
+00040 // ***************************************************************************
+00041 class CBlendShape
+00042 {
+00043 public:
+00044         std::string                     Name;
+00045 
+00046         std::vector<NLMISC::CVector>    deltaPos;
+00047         std::vector<NLMISC::CVector>    deltaNorm;
+00048         std::vector<NLMISC::CVector>    deltaTgSpace;
+00049         std::vector<NLMISC::CUV>                deltaUV;
+00050         std::vector<NLMISC::CRGBAF>             deltaCol;
+00051 
+00052         std::vector<uint32>     VertRefs;       // Array of vertices reference
+00053 
+00054         void serial (NLMISC::IStream &f) throw(NLMISC::EStream);
+00055 };
+00056 
+00057 // ***************************************************************************
+00064 class CMeshMorpher
+00065 {
+00066         typedef enum
+00067         {
+00068                 OriginalAll=0,          // The vertex is the same as original into VBDst and VBHard
+00069                 OriginalVBDst,          // The vertex is the same as original into VBDst
+00070                 Modified,                       // Vertex modified
+00071         } TState;
+00072 
+00073 public:
+00074 
+00075         std::vector<CBlendShape>                        BlendShapes;
+00076 
+00077         CMeshMorpher();
+00078         // The allocation of the buffers must be managed by the caller
+00079         void init (CVertexBuffer *vbOri, CVertexBuffer *vbDst, IVertexBufferHard *vbDstHrd, bool hasTgSpace);
+00080         void initSkinned (CVertexBuffer *vbOri,
+00081                                   CVertexBuffer *vbDst,
+00082                                   IVertexBufferHard *vbDstHrd,
+00083                                   bool hasTgSpace,
+00084                                   std::vector<CVector> *vVertices,
+00085                                   std::vector<CVector> *vNormals,
+00086                                   std::vector<CVector> *vTgSpace, /* NULL if none */
+00087                                   bool bSkinApplied);
+00088 
+00089         void update (std::vector<CAnimatedMorph> *pBSFactor);
+00090         void updateSkinned (std::vector<CAnimatedMorph> *pBSFactor);
+00091         
+00092         void serial (NLMISC::IStream &f) throw(NLMISC::EStream);
+00093 
+00094 private:
+00095 
+00096         CVertexBuffer                   *_VBOri;
+00097         CVertexBuffer                   *_VBDst;
+00098         IVertexBufferHard               *_VBDstHrd;
+00099 
+00100         std::vector<CVector>    *_Vertices;
+00101         std::vector<CVector>    *_Normals;
+00102         std::vector<CVector>    *_TgSpace;
+00103 
+00104 
+00105         bool                                    _SkinApplied : 1;
+00106         bool                                    _UseTgSpace  : 1;
+00107 
+00108         std::vector<uint8>      _Flags; // 0 - OriginalAll  (vbDst & vbDstHrd original)
+00109                                                                 // 1 - OriginalVBDst  (vbDst original)
+00110                                                                 // 2 - Modified
+00111 };
+00112 
+00113 } // NL3D
+00114 
+00115 
+00116 #endif // NL_MESH_MORPHER_H
+00117             
+00118 /* End of mesh_morpher.h */
+