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#ifndef __BL_SHADER_H__
#define __BL_SHADER_H__
#include "PyObjectPlus.h"
#include "BL_Material.h"
#include "BL_Texture.h"
// --
#include "MT_Matrix4x4.h"
#include "MT_Matrix3x3.h"
#include "MT_Tuple2.h"
#include "MT_Tuple3.h"
#include "MT_Tuple4.h"
// -----------------------------------
// user state management
typedef struct uSampler
{
unsigned int type;
int pass;
int unit;
int loc;
BL_Texture* gl_texture;
int flag;
}uSampler;
#define SAMP_2D 1
#define SAMP_CUBE 2
#define ATTRIBMAX 1
// uSampler::flag;
enum
{
OWN=1
};
// ----------------
class BL_Shader : public PyObjectPlus
{
Py_Header;
private:
unsigned int mShader;
int mPass;
bool mOk;
bool mUse;
uSampler mSampler[MAXTEX];
char* vertProg;
char* fragProg;
bool mError;
int mAttr;
int mPreDefLoc;
int mPreDefType;
bool mDeleteTexture;
bool LinkProgram();
public:
BL_Shader(PyTypeObject *T=&Type);
virtual ~BL_Shader();
enum AttribTypes{
SHD_TANGENT =1
};
enum GenType {
MODELVIEWMATRIX,
MODELVIEWMATRIX_TRANSPOSE,
MODELVIEWMATRIX_INVERSE,
MODELVIEWMATRIX_INVERSETRANSPOSE,
// Model matrix
MODELMATRIX,
MODELMATRIX_TRANSPOSE,
MODELMATRIX_INVERSE,
MODELMATRIX_INVERSETRANSPOSE,
// View Matrix
VIEWMATRIX,
VIEWMATRIX_TRANSPOSE,
VIEWMATRIX_INVERSE,
VIEWMATRIX_INVERSETRANSPOSE,
CAM_POS
};
char* GetVertPtr();
char* GetFragPtr();
void SetVertPtr( char *vert );
void SetFragPtr( char *frag );
// ---
int getNumPass() {return mPass;}
bool use() {return mUse;}
bool GetError() {return mError;}
// ---
// access
const uSampler* getSampler(int i);
void SetSampler(int loc, int unit);
const bool Ok()const;
unsigned int GetProg();
void SetProg(bool enable);
int GetAttribute(){return mAttr;};
void InitializeSampler( int type, int unit, int pass, BL_Texture* texture );
void Update( const class KX_MeshSlot & ms, class RAS_IRasterizer* rasty );
// form tuhopuu2
virtual int GetAttribLocation(const STR_String& name);
virtual void BindAttribute(const STR_String& attr, int loc);
virtual int GetUniformLocation(const STR_String& name);
virtual void SetUniform(int uniform, const MT_Tuple2& vec);
virtual void SetUniform(int uniform, const MT_Tuple3& vec);
virtual void SetUniform(int uniform, const MT_Tuple4& vec);
virtual void SetUniform(int uniform, const unsigned int& val);
virtual void SetUniform(int uniform, const float& val);
virtual void SetUniform(int uniform, const MT_Matrix4x4& vec, bool transpose=false);
virtual void SetUniform(int uniform, const MT_Matrix3x3& vec, bool transpose=false);
// -----------------------------------
// python interface
virtual PyObject* _getattr(const STR_String& attr);
KX_PYMETHOD_DOC( BL_Shader, setSource );
KX_PYMETHOD_DOC( BL_Shader, delSource );
KX_PYMETHOD_DOC( BL_Shader, getVertexProg );
KX_PYMETHOD_DOC( BL_Shader, getFragmentProg );
KX_PYMETHOD_DOC( BL_Shader, setNumberOfPasses );
// -----------------------------------
KX_PYMETHOD_DOC( BL_Shader, isValid);
KX_PYMETHOD_DOC( BL_Shader, validate);
KX_PYMETHOD_DOC( BL_Shader, setUniform4f );
KX_PYMETHOD_DOC( BL_Shader, setUniform3f );
KX_PYMETHOD_DOC( BL_Shader, setUniform2f );
KX_PYMETHOD_DOC( BL_Shader, setUniform1f );
KX_PYMETHOD_DOC( BL_Shader, setUniform4i );
KX_PYMETHOD_DOC( BL_Shader, setUniform3i );
KX_PYMETHOD_DOC( BL_Shader, setUniform2i );
KX_PYMETHOD_DOC( BL_Shader, setUniform1i );
KX_PYMETHOD_DOC( BL_Shader, setUniformfv );
KX_PYMETHOD_DOC( BL_Shader, setUniformiv );
KX_PYMETHOD_DOC( BL_Shader, setUniformMatrix4 );
KX_PYMETHOD_DOC( BL_Shader, setUniformMatrix3 );
KX_PYMETHOD_DOC( BL_Shader, setUniformDef );
KX_PYMETHOD_DOC( BL_Shader, setAttrib );
// these come from within the material buttons
// sampler2d/samplerCube work
KX_PYMETHOD_DOC( BL_Shader, setSampler);
};
#endif//__BL_SHADER_H__
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