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eftech.h

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00001 /*
00002     Copyright (C) 2002 by Anders Stenberg
00003     Written by Anders Stenberg
00004 
00005     This library is free software; you can redistribute it and/or
00006     modify it under the terms of the GNU Library General Public
00007     License as published by the Free Software Foundation; either
00008     version 2 of the License, or (at your option) any later version.
00009 
00010     This library is distributed in the hope that it will be useful,
00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013     Library General Public License for more details.
00014 
00015     You should have received a copy of the GNU Library General Public
00016     License along with this library; if not, write to the Free
00017     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00018 */
00019 
00020 #ifndef __CS_IVIDEO_IEFFECTTECHNIQUE_H__
00021 #define __CS_IVIDEO_IEFFECTTECHNIQUE_H__
00022 
00031 #include "csutil/scf.h"
00032 #include "cstypes.h"
00033 
00034 struct iEffectPass;
00035 
00038 
00039 #define CS_TECHNIQUE_PASSED          0
00040 
00041 #define CS_TECHNIQUE_FAILED          1
00042 
00043 #define CS_TECHNIQUE_NOTVALIDATED    2
00044 
00046 SCF_VERSION (iEffectTechnique, 0, 0, 1);
00047 
00051 struct iEffectTechnique : public iBase
00052 {
00054   virtual csPtr<iEffectPass> CreatePass() = 0;
00056   virtual int GetPassCount() = 0;
00058   virtual iEffectPass* GetPass (int pass) = 0;
00059 
00064   virtual void SetValidation (int validation) = 0;
00069   virtual int GetValidation() = 0;
00070 
00072   virtual void SetQuality (float q) = 0;
00074   virtual float GetQuality() = 0;
00075 
00077   virtual void SetClientFlags (uint32 flags) = 0;
00079   virtual uint32 GetClientFlags() = 0;
00080 
00081   // Some way of setting user data/flags and automatically invalidating
00082   // techniques with some flag defined should be possible.
00083   // For example, an effect might have a "pixel shader"-flag, and then 
00084   // the app can disable pixel shading by saying that all techniques
00085   // with the "pixel shader" flag are invalid (even though it might be
00086   // supported by the renderer).
00087   // --Anders Stenberg
00088 };
00089 
00092 #endif // __CS_IVIDEO_EFFECTTECHNIQUE_H__

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