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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_MRM_INSTANCE_H
00027 #define NL_MESH_MRM_INSTANCE_H
00028 
00029 #include "nel/misc/types_nl.h"
00030 #include "3d/mesh_base_instance.h"
00031 #include "3d/material.h"
00032 #include "3d/animated_material.h"
00033 
00034 
00035 namespace NL3D
00036 {
00037 
00038 
00039 class CMeshMRM;
00040 class CMeshMRMGeom;
00041 class CRawSkinNormalCache;
00042 class CShiftedTriangleCache;
00043 
00044 
00045 // ***************************************************************************
00046 // ClassIds.
00047 const NLMISC::CClassId          MeshMRMInstanceId=NLMISC::CClassId(0xec608f3, 0x1111c33);
00048 
00049 
00050 // ***************************************************************************
00058 class CMeshMRMInstance : public CMeshBaseInstance
00059 {
00060 public:
00062         static  void    registerBasic();
00063 
00064 protected:
00066         CMeshMRMInstance()
00067         {
00068                 _RawSkinCache= NULL;
00069                 _ShiftedTriangleCache= NULL;
00070         }
00072         virtual ~CMeshMRMInstance();
00073 
00074 
00076         // @{
00078         virtual bool    isSkinnable() const;
00079 
00081         virtual void    setApplySkin(bool state);
00082 
00084         virtual const std::vector<sint32>       *getSkinBoneUsage() const;
00085 
00087         virtual void    renderSkin(float alphaMRM);
00088 
00089         // Implementation of SkinGrouping
00090         virtual bool                    supportSkinGrouping() const;
00091         virtual sint                    renderSkinGroupGeom(float alphaMRM, uint remainingVertices, uint8 *dest);
00092         virtual void                    renderSkinGroupPrimitives(uint baseVertex);
00093 
00094         // @}
00095 
00096 
00098         // @{
00099 
00102         virtual void            changeMRMDistanceSetup(float distanceFinest, float distanceMiddle, float distanceCoarsest);
00103 
00104         virtual const   CMRMLevelDetail         *getMRMLevelDetail() const;
00105 
00106         // @}
00107 
00108 
00109 // *************************
00110 private:
00111         static IModel   *creator() {return new CMeshMRMInstance;}
00112         friend  class CMeshMRM;
00113         friend  class CMeshMRMGeom;
00114 
00116         CRawSkinNormalCache             *_RawSkinCache;
00118         void                                    clearRawSkinCache();
00119 
00121         CShiftedTriangleCache   *_ShiftedTriangleCache;
00123         void                                    clearShiftedTriangleCache();
00124 
00125 };
00126 
00127 
00128 
00129 } // NL3D
00130 
00131 
00132 #endif // NL_MESH_MRM_INSTANCE_H
00133 
00134 /* End of mesh_mrm_instance.h */