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add support for uniforms

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This commit is contained in:
Gael Guennebaud
2010-10-12 10:39:28 +02:00
parent b8bb804007
commit 20be8ad91e
4 changed files with 376 additions and 29 deletions
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119
unsupported/Eigen/OpenGLSupport
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@@ -202,45 +202,114 @@ template<typename Derived> void glRotate(const RotationBase<Derived,3>& rot)
#define EIGEN_GL_EVAL(X) X
#define EIGEN_GL_FUNC1_DECLARATION(FUNC,ARG1,CONST) \
template< typename XprType, \
typename Scalar = typename XprType::Scalar, \
int Rows = XprType::RowsAtCompileTime, \
int Cols = XprType::ColsAtCompileTime, \
bool IsGLCompatible = bool(XprType::Flags&LinearAccessBit) \
&& bool(XprType::Flags&DirectAccessBit) \
&& (XprType::IsVectorAtCompileTime || (XprType::Flags&RowMajorBit)==0)> \
struct EIGEN_CAT(EIGEN_CAT(ei_gl_,FUNC),_impl); \
\
template<typename XprType, typename Scalar, int Rows, int Cols> \
struct EIGEN_CAT(EIGEN_CAT(ei_gl_,FUNC),_impl)<XprType,Scalar,Rows,Cols,false> { \
inline static void run(ARG1 a,EIGEN_GL_EVAL(EIGEN_GL_MAKE_CONST_##CONST) XprType& p) { \
EIGEN_CAT(EIGEN_CAT(ei_gl_,FUNC),_impl)<typename ei_plain_matrix_type_column_major<XprType>::type>::run(a,p); } \
}; \
\
template<typename Derived> inline void FUNC(ARG1 a,EIGEN_GL_EVAL(EIGEN_GL_MAKE_CONST_##CONST) Eigen::DenseBase<Derived>& p) { \
EIGEN_CAT(EIGEN_CAT(ei_gl_,FUNC),_impl)<Derived>::run(a,p.derived()); \
template< typename XprType, \
typename Scalar = typename XprType::Scalar, \
int Rows = XprType::RowsAtCompileTime, \
int Cols = XprType::ColsAtCompileTime, \
bool IsGLCompatible = bool(XprType::Flags&LinearAccessBit) \
&& bool(XprType::Flags&DirectAccessBit) \
&& (XprType::IsVectorAtCompileTime || (XprType::Flags&RowMajorBit)==0)> \
struct EIGEN_CAT(EIGEN_CAT(ei_gl_,FUNC),_impl); \
\
template<typename XprType, typename Scalar, int Rows, int Cols> \
struct EIGEN_CAT(EIGEN_CAT(ei_gl_,FUNC),_impl)<XprType,Scalar,Rows,Cols,false> { \
inline static void run(ARG1 a,EIGEN_GL_EVAL(EIGEN_GL_MAKE_CONST_##CONST) XprType& p) { \
EIGEN_CAT(EIGEN_CAT(ei_gl_,FUNC),_impl)<typename ei_plain_matrix_type_column_major<XprType>::type>::run(a,p); } \
}; \
\
template<typename Derived> inline void FUNC(ARG1 a,EIGEN_GL_EVAL(EIGEN_GL_MAKE_CONST_##CONST) Eigen::DenseBase<Derived>& p) { \
EIGEN_CAT(EIGEN_CAT(ei_gl_,FUNC),_impl)<Derived>::run(a,p.derived()); \
}
#define EIGEN_GL_FUNC1_SPECIALIZATION_MAT(FUNC,ARG1,CONST,SCALAR,ROWS,COLS,SUFFIX) \
template< typename XprType> struct EIGEN_CAT(EIGEN_CAT(ei_gl_,FUNC),_impl)<XprType, SCALAR, ROWS, COLS, true> { \
inline static void run(ARG1 a, EIGEN_GL_EVAL(EIGEN_GL_MAKE_CONST_##CONST) XprType& p) { FUNC##SUFFIX(a,p.data()); } \
template< typename XprType> struct EIGEN_CAT(EIGEN_CAT(ei_gl_,FUNC),_impl)<XprType, SCALAR, ROWS, COLS, true> { \
inline static void run(ARG1 a, EIGEN_GL_EVAL(EIGEN_GL_MAKE_CONST_##CONST) XprType& p) { FUNC##SUFFIX(a,p.data()); } \
};
#define EIGEN_GL_FUNC1_SPECIALIZATION_VEC(FUNC,ARG1,CONST,SCALAR,SIZE,SUFFIX) \
template< typename XprType> struct EIGEN_CAT(EIGEN_CAT(ei_gl_,FUNC),_impl)<XprType, SCALAR, SIZE, 1, true> { \
inline static void run(ARG1 a, EIGEN_GL_EVAL(EIGEN_GL_MAKE_CONST_##CONST) XprType& p) { FUNC##SUFFIX(a,p.data()); } \
}; \
template< typename XprType> struct EIGEN_CAT(EIGEN_CAT(ei_gl_,FUNC),_impl)<XprType, SCALAR, 1, SIZE, true> { \
inline static void run(ARG1 a, EIGEN_GL_EVAL(EIGEN_GL_MAKE_CONST_##CONST) XprType& p) { FUNC##SUFFIX(a,p.data()); } \
template< typename XprType> struct EIGEN_CAT(EIGEN_CAT(ei_gl_,FUNC),_impl)<XprType, SCALAR, SIZE, 1, true> { \
inline static void run(ARG1 a, EIGEN_GL_EVAL(EIGEN_GL_MAKE_CONST_##CONST) XprType& p) { FUNC##SUFFIX(a,p.data()); } \
}; \
template< typename XprType> struct EIGEN_CAT(EIGEN_CAT(ei_gl_,FUNC),_impl)<XprType, SCALAR, 1, SIZE, true> { \
inline static void run(ARG1 a, EIGEN_GL_EVAL(EIGEN_GL_MAKE_CONST_##CONST) XprType& p) { FUNC##SUFFIX(a,p.data()); } \
};
EIGEN_GL_FUNC1_DECLARATION (glGet,GLenum,_)
EIGEN_GL_FUNC1_SPECIALIZATION_MAT(glGet,GLenum,_,float, 4,4,Floatv)
EIGEN_GL_FUNC1_SPECIALIZATION_MAT(glGet,GLenum,_,double, 4,4,Doublev)
// glUniform API
#ifdef GL_VERSION_2_0
void glUniform2fv_ei (GLint loc, const float* v) { glUniform2fv(loc,1,v); }
void glUniform2iv_ei (GLint loc, const int* v) { glUniform2iv(loc,1,v); }
void glUniform3fv_ei (GLint loc, const float* v) { glUniform3fv(loc,1,v); }
void glUniform3iv_ei (GLint loc, const int* v) { glUniform3iv(loc,1,v); }
void glUniform4fv_ei (GLint loc, const float* v) { glUniform4fv(loc,1,v); }
void glUniform4iv_ei (GLint loc, const int* v) { glUniform4iv(loc,1,v); }
void glUniformMatrix2fv_ei (GLint loc, const float* v) { glUniformMatrix2fv(loc,1,false,v); }
void glUniformMatrix3fv_ei (GLint loc, const float* v) { glUniformMatrix3fv(loc,1,false,v); }
void glUniformMatrix4fv_ei (GLint loc, const float* v) { glUniformMatrix4fv(loc,1,false,v); }
EIGEN_GL_FUNC1_DECLARATION (glUniform,GLint,const)
EIGEN_GL_FUNC1_SPECIALIZATION_VEC(glUniform,GLint,const,float, 2,2fv_ei)
EIGEN_GL_FUNC1_SPECIALIZATION_VEC(glUniform,GLint,const,int, 2,2iv_ei)
EIGEN_GL_FUNC1_SPECIALIZATION_VEC(glUniform,GLint,const,float, 3,3fv_ei)
EIGEN_GL_FUNC1_SPECIALIZATION_VEC(glUniform,GLint,const,int, 3,3iv_ei)
EIGEN_GL_FUNC1_SPECIALIZATION_VEC(glUniform,GLint,const,float, 4,4fv_ei)
EIGEN_GL_FUNC1_SPECIALIZATION_VEC(glUniform,GLint,const,int, 4,4iv_ei)
EIGEN_GL_FUNC1_SPECIALIZATION_MAT(glUniform,GLint,const,float, 2,2,Matrix2fv_ei)
EIGEN_GL_FUNC1_SPECIALIZATION_MAT(glUniform,GLint,const,float, 3,3,Matrix3fv_ei)
EIGEN_GL_FUNC1_SPECIALIZATION_MAT(glUniform,GLint,const,float, 4,4,Matrix4fv_ei)
#endif
#ifdef GL_VERSION_2_1
void glUniformMatrix2x3fv_ei(GLint loc, const float* v) { glUniformMatrix2x3fv(loc,1,false,v); }
void glUniformMatrix3x2fv_ei(GLint loc, const float* v) { glUniformMatrix3x2fv(loc,1,false,v); }
void glUniformMatrix2x4fv_ei(GLint loc, const float* v) { glUniformMatrix2x4fv(loc,1,false,v); }
void glUniformMatrix4x2fv_ei(GLint loc, const float* v) { glUniformMatrix4x2fv(loc,1,false,v); }
void glUniformMatrix3x4fv_ei(GLint loc, const float* v) { glUniformMatrix3x4fv(loc,1,false,v); }
void glUniformMatrix4x3fv_ei(GLint loc, const float* v) { glUniformMatrix4x3fv(loc,1,false,v); }
EIGEN_GL_FUNC1_SPECIALIZATION_MAT(glUniform,GLint,const,float, 2,3,Matrix2x3fv_ei)
EIGEN_GL_FUNC1_SPECIALIZATION_MAT(glUniform,GLint,const,float, 3,2,Matrix3x2fv_ei)
EIGEN_GL_FUNC1_SPECIALIZATION_MAT(glUniform,GLint,const,float, 2,4,Matrix2x4fv_ei)
EIGEN_GL_FUNC1_SPECIALIZATION_MAT(glUniform,GLint,const,float, 4,2,Matrix4x2fv_ei)
EIGEN_GL_FUNC1_SPECIALIZATION_MAT(glUniform,GLint,const,float, 3,4,Matrix3x4fv_ei)
EIGEN_GL_FUNC1_SPECIALIZATION_MAT(glUniform,GLint,const,float, 4,3,Matrix4x3fv_ei)
#endif
#ifdef GL_VERSION_3_0
// void glUniform2dv_ei (GLint loc, const double* v) { glUniform2dv(loc,1,v); }
void glUniform2uiv_ei (GLint loc, const unsigned int* v) { glUniform2uiv(loc,1,v); }
// void glUniform3dv_ei (GLint loc, const double* v) { glUniform3dv(loc,1,v); }
void glUniform3uiv_ei (GLint loc, const unsigned int* v) { glUniform3uiv(loc,1,v); }
// void glUniform4dv_ei (GLint loc, const double* v) { glUniform4dv(loc,1,v); }
void glUniform4uiv_ei (GLint loc, const unsigned int* v) { glUniform4uiv(loc,1,v); }
// EIGEN_GL_FUNC1_SPECIALIZATION_VEC(glUniform,GLint,const,double, 2,2dv_ei)
EIGEN_GL_FUNC1_SPECIALIZATION_VEC(glUniform,GLint,const,unsigned int, 2,2uiv_ei)
// EIGEN_GL_FUNC1_SPECIALIZATION_VEC(glUniform,GLint,const,double, 3,3dv_ei)
EIGEN_GL_FUNC1_SPECIALIZATION_VEC(glUniform,GLint,const,unsigned int, 3,3uiv_ei)
// EIGEN_GL_FUNC1_SPECIALIZATION_VEC(glUniform,GLint,const,double, 4,4dv_ei)
EIGEN_GL_FUNC1_SPECIALIZATION_VEC(glUniform,GLint,const,unsigned int, 4,4uiv_ei)
#endif
//@}
}