lod.h Source File

00001 /*
00002     Copyright (C) 2001 by Jorrit Tyberghein and Richard D. Shank
00003 
00004     This library is free software; you can redistribute it and/or
00005     modify it under the terms of the GNU Library General Public
00006     License as published by the Free Software Foundation; either
00007     version 2 of the License, or (at your option) any later version.
00008 
00009     This library is distributed in the hope that it will be useful,
00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012     Library General Public License for more details.
00013 
00014     You should have received a copy of the GNU Library General Public
00015     License along with this library; if not, write to the Free
00016     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00017 */
00018 
00019 #ifndef __IENGINE_LOD_H__
00020 #define __IENGINE_LOD_H__
00021 
00022 #include "csutil/scf.h"
00023 
00024 #define CS_LOD_TRIANGLE_REDUCTION       1
00025 #define CS_LOD_LIGHT_QUALITY            2
00026 #define CS_LOD_LIGHT_QUANTITY           4
00027 #define CS_LOD_FRAME_ANIMATION          8
00028 #define CS_LOD_SKELETAL_ANIMATION       16
00029 #define CS_LOD_TEXTURE_DETAIL           32
00030 #define CS_LOD_TEXTURE_SIZE             64
00031 #define CS_LOD_DISTANCE_REDUCTION       128
00032 #define CS_LOD_ALL                      (~0)
00033 
00034 SCF_VERSION (iLODControl, 0, 0, 1);
00035 
00041 struct iLODControl : public iBase
00042 {
00048   virtual uint32 GetLODFeatures () const = 0;
00049 
00067   virtual void SetLODFeatures (uint32 mask, uint32 value) = 0;
00068 
00076   virtual void SetLOD (float lod) = 0;
00077 
00081   virtual float GetLOD () const = 0;
00082 
00089   virtual int GetLODPolygonCount (float lod) const = 0;
00090 
00095   virtual uint32 GetAvailableLODFeatures () const = 0;
00096 
00102   virtual uint32 GetAvailableDistanceFeatures () const = 0;
00103 
00109   virtual uint32 GetDistanceReduction () const = 0;
00110 
00115   virtual void SetDistanceReduction (uint32 mask, uint32 value) = 0;
00116 
00121   virtual void SetLODPriority (uint16 group) = 0;
00122 
00126   virtual uint16 GetLODPriority () const = 0;
00127 
00128   virtual void SetMinLODThreshold (float level, bool turnOff) = 0;
00129 };
00130 
00131 #endif // __IENGINE_LOD_H__
00132