OgreShaderExDualQuaternionSkinning.h
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/*
-----------------------------------------------------------------------------
This source file is part of OGRE
(Object-oriented Graphics Rendering Engine)
For the latest info, see http://www.ogre3d.org
Copyright (c) 2000-2013 Torus Knot Software Ltd
Permission is hereby granted, free of charge, to any person obtaining a copy
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The above copyright notice and this permission notice shall be included in
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*/
#ifndef _ShaderExDualQuaternionSkinning_
#define _ShaderExDualQuaternionSkinning_
#include "OgreShaderPrerequisites.h"
#ifdef RTSHADER_SYSTEM_BUILD_EXT_SHADERS
#include "OgreShaderExHardwareSkinningTechnique.h"
#include "OgreShaderParameter.h"
#include "OgreRenderSystem.h"
#include "OgreShaderFunctionAtom.h"
namespace Ogre {
namespace RTShader {
#define SGX_LIB_DUAL_QUATERNION "SGXLib_DualQuaternion"
#define SGX_FUNC_BLEND_WEIGHT "SGX_BlendWeight"
#define SGX_FUNC_ANTIPODALITY_ADJUSTMENT "SGX_AntipodalityAdjustment"
#define SGX_FUNC_CALCULATE_BLEND_POSITION "SGX_CalculateBlendPosition"
#define SGX_FUNC_CALCULATE_BLEND_NORMAL "SGX_CalculateBlendNormal"
#define SGX_FUNC_NORMALIZE_DUAL_QUATERNION "SGX_NormalizeDualQuaternion"
#define SGX_FUNC_ADJOINT_TRANSPOSE_MATRIX "SGX_AdjointTransposeMatrix"
#define SGX_FUNC_BUILD_DUAL_QUATERNION_MATRIX "SGX_BuildDualQuaternionMatrix"
class _OgreRTSSExport DualQuaternionSkinning : public HardwareSkinningTechnique
{
// Interface.
public:
DualQuaternionSkinning();
virtual bool resolveParameters(ProgramSet* programSet);
virtual bool resolveDependencies(ProgramSet* programSet);
virtual bool addFunctionInvocations(ProgramSet* programSet);
// Protected methods
protected:
void addPositionCalculations(Function* vsMain, int& funcCounter);
void adjustForCorrectAntipodality(Function* vsMain, int index, int& funcCounter, const ParameterPtr& pTempWorldMatrix);
void addIndexedPositionWeight(Function* vsMain, int index, ParameterPtr& pWorldMatrix,
ParameterPtr& pPositionTempParameter, ParameterPtr& pPositionRelatedOutputParam, int& funcCounter);
void addNormalRelatedCalculations(Function* vsMain,
ParameterPtr& pNormalRelatedParam,
ParameterPtr& pNormalWorldRelatedParam,
int& funcCounter);
protected:
UniformParameterPtr mParamInScaleShearMatrices;
ParameterPtr mParamLocalBlendPosition;
ParameterPtr mParamBlendS;
ParameterPtr mParamBlendDQ;
ParameterPtr mParamInitialDQ;
ParameterPtr mParamTempWorldMatrix;
ParameterPtr mParamTempFloat2x4;
ParameterPtr mParamTempFloat3x3;
ParameterPtr mParamTempFloat3x4;
ParameterPtr mParamIndex1;
ParameterPtr mParamIndex2;
};
} // namespace RTShader
} // namespace Ogre
#endif // RTSHADER_SYSTEM_BUILD_EXT_SHADERS
#endif // _ShaderExDualQuaternionSkinning_
Ogre::RTShader::UniformParameterPtr
SharedPtr< UniformParameter > UniformParameterPtr
Definition: OgreShaderParameter.h:568
OgreShaderExHardwareSkinningTechnique.h
OgreShaderParameter.h
OgreShaderPrerequisites.h
Ogre::RTShader::ParameterPtr
SharedPtr< Parameter > ParameterPtr
Definition: OgreShaderParameter.h:369
OgreRenderSystem.h
_OgreRTSSExport
#define _OgreRTSSExport
Definition: OgreShaderPrerequisites.h:108
Ogre
Definition: OgreAndroidLogListener.h:34
OgreShaderFunctionAtom.h

Copyright © 2012 Torus Knot Software Ltd
This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.