1 #ifndef COIN_SOGLCGSHADER_H
2 #define COIN_SOGLCGSHADER_H
3 
4 /**************************************************************************\
5  * Copyright (c) Kongsberg Oil & Gas Technologies AS
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7  *
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13  * this list of conditions and the following disclaimer.
14  *
15  * Redistributions in binary form must reproduce the above copyright
16  * notice, this list of conditions and the following disclaimer in the
17  * documentation and/or other materials provided with the distribution.
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20  * contributors may be used to endorse or promote products derived from
21  * this software without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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34 \**************************************************************************/
35 
36 #ifndef COIN_INTERNAL
37 #error this is a private header file
38 #endif
39 
40 // *************************************************************************
41 
42 #include "shaders/SoGLShaderParameter.h"
43 
44 #include <Inventor/SbString.h>
45 
46 #include "glue/cg.h"
47 
48 class SoGLCgShaderObject;
49 
50 // *************************************************************************
51 
52 class SoGLCgShaderParameter : public SoGLShaderParameter
53 {
54 public: // satisfy SoGLShaderParameter protocol interface
55   virtual SoShader::Type shaderType(void) const;
56 
57   virtual void set1f(const SoGLShaderObject * shader, const float value, const char * name, const int id);
58   virtual void set2f(const SoGLShaderObject * shader, const float * value, const char * name, const int id);
59   virtual void set3f(const SoGLShaderObject * shader, const float * value, const char * name, const int id);
60   virtual void set4f(const SoGLShaderObject * shader, const float * value, const char * name, const int id);
61 
62   virtual void set1fv(const SoGLShaderObject * shader, const int num, const float *value, const char* name, const int id);
63   virtual void set2fv(const SoGLShaderObject * shader, const int num, const float *value, const char* name, const int id);
64   virtual void set3fv(const SoGLShaderObject * shader, const int num, const float *value, const char* name, const int id);
65   virtual void set4fv(const SoGLShaderObject * shader, const int num, const float *value, const char* name, const int id);
66 
67   virtual void setMatrix(const SoGLShaderObject * shader, const float * value, const char * name, const int id);
68   virtual void setMatrixArray(const SoGLShaderObject * shader, const int num, const float * value, const char * name, const int id);
69 
70   virtual void set1i(const SoGLShaderObject * shader, const int32_t value, const char * name, const int id);
71   virtual void set2i(const SoGLShaderObject * shader, const int32_t * value, const char * name, const int id);
72   virtual void set3i(const SoGLShaderObject * shader, const int32_t * value, const char * name, const int id);
73   virtual void set4i(const SoGLShaderObject * shader, const int32_t * value, const char * name, const int id);
74 
75   virtual void set1iv(const SoGLShaderObject * shader, const int num, const int32_t * value, const char * name, const int id);
76   virtual void set2iv(const SoGLShaderObject * shader, const int num, const int32_t * value, const char * name, const int id);
77   virtual void set3iv(const SoGLShaderObject * shader, const int num, const int32_t * value, const char * name, const int id);
78   virtual void set4iv(const SoGLShaderObject * shader, const int num, const int32_t * value, const char * name, const int id);
79 
80 public: // additional support for state matrices (only defined in Cg)
81   void setState(const SoGLShaderObject * shader, CGGLenum matrix, CGGLenum transform, const char* name);
82 
83 public:
84   SoGLCgShaderParameter(void);
85   virtual ~SoGLCgShaderParameter();
86 
87 private:
88   CGparameter cgParameter;
89   CGtype      cacheType;
90   SbString    cacheName;
91   int         cacheSize;
92 
93   SbBool isEqual(CGtype type1, CGtype type2);
94   SbBool isValid(const SoGLShaderObject * shader, const char * name, CGtype type, int * num=NULL);
95 };
96 
97 #endif /* ! COIN_SOGLCGSHADER_H */
98