material.h Source File

00001 /*
00002     Copyright (C) 2000 by Jorrit Tyberghein
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 __IVIDEO_MATERIAL_H__
00020 #define __IVIDEO_MATERIAL_H__
00021 
00022 #include "csutil/scf.h"
00023 
00025 #define CS_DEFMAT_DIFFUSE       0.7f
00026 
00027 #define CS_DEFMAT_AMBIENT       0.0f
00028 
00029 #define CS_DEFMAT_REFLECTION    0.0f
00030 
00031 struct iTextureHandle;
00032 struct csRGBpixel;
00033 struct csRGBcolor;
00034 
00039 struct csTextureLayer
00040 {
00041   iTextureHandle* txt_handle;
00042   uint mode;            // Mode: one of CS_FX_ADD ...
00043   float uscale, vscale; // Txt mapping scale relative to parent texture
00044   float ushift, vshift; // Txt mapping shift relative to parent texture
00045 };
00046 
00047 SCF_VERSION (iMaterial, 0, 0, 4);
00048 
00056 struct iMaterial : public iBase
00057 {
00061   virtual iTextureHandle *GetTexture () = 0;
00062 
00067   virtual int GetTextureLayerCount () = 0;
00068 
00072   virtual csTextureLayer* GetTextureLayer (int idx) = 0;
00073 
00078   virtual void GetFlatColor (csRGBpixel &oColor) = 0;
00082   virtual void SetFlatColor (const csRGBcolor& col) = 0;
00083 
00087   virtual void GetReflection (
00088         float &oDiffuse, float &oAmbient, float &oReflection) = 0;
00092   virtual void SetReflection (float oDiffuse, float oAmbient,
00093     float oReflection) = 0;
00094 };
00095 
00096 SCF_VERSION (iMaterialHandle, 0, 0, 2);
00097 
00102 struct iMaterialHandle : public iBase
00103 {
00107   virtual iTextureHandle *GetTexture () = 0;
00108 
00113   virtual void GetFlatColor (csRGBpixel &oColor) = 0;
00114 
00118   virtual void GetReflection (float &oDiffuse, float &oAmbient, float &oReflection) = 0;
00119 
00126   virtual void Prepare () = 0;
00127 };
00128 
00129 #endif // __IVIDEO_MATERIAL_H__