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00001 /* 00002 * OpenGL shader header 00003 * 00004 * This file is part of the "SoftPixel Engine" (Copyright (c) 2008 by Lukas Hermanns) 00005 * See "SoftPixelEngine.hpp" for license information. 00006 */ 00007 00008 #ifndef __SP_OPENGL_SHADER_H__ 00009 #define __SP_OPENGL_SHADER_H__ 00010 00011 00012 #include "Base/spStandard.hpp" 00013 00014 #if defined(SP_COMPILE_WITH_OPENGL) || defined(SP_COMPILE_WITH_OPENGLES2) 00015 00016 00017 #include "RenderSystem/OpenGL/spOpenGLShaderClass.hpp" 00018 00019 00020 namespace sp 00021 { 00022 namespace video 00023 { 00024 00025 00026 class SP_EXPORT OpenGLShader : public Shader 00027 { 00028 00029 public: 00030 00031 OpenGLShader(ShaderClass* Table, const EShaderTypes Type, const EShaderVersions Version); 00032 ~OpenGLShader(); 00033 00034 /* === Functions === */ 00035 00036 bool compile( 00037 const std::list<io::stringc> &ShaderBuffer, const io::stringc &EntryPoint = "", const c8** CompilerOptions = 0 00038 ); 00039 00040 const SShaderConstant* getConstantRef(const io::stringc &Name) const; 00041 const SShaderConstant& getConstant(const io::stringc &Name) const; 00042 00043 /* === Index-based constant functions === */ 00044 00045 bool setConstant(s32 Number, const EConstantTypes Type, const f32 Value); 00046 bool setConstant(s32 Number, const EConstantTypes Type, const f32* Buffer, s32 Count); 00047 00048 bool setConstant(s32 Number, const EConstantTypes Type, const dim::vector3df &Position); 00049 bool setConstant(s32 Number, const EConstantTypes Type, const video::color &Color); 00050 bool setConstant(s32 Number, const EConstantTypes Type, const dim::matrix4f &Matrix); 00051 00052 /* === String-based constant functions === */ 00053 00054 bool setConstant(const io::stringc &Name, const f32 Value); 00055 bool setConstant(const io::stringc &Name, const f32* Buffer, s32 Count); 00056 00057 bool setConstant(const io::stringc &Name, const s32 Value); 00058 bool setConstant(const io::stringc &Name, const s32* Buffer, s32 Count); 00059 00060 bool setConstant(const io::stringc &Name, const dim::vector3df &Vector); 00061 bool setConstant(const io::stringc &Name, const dim::vector4df &Vector); 00062 bool setConstant(const io::stringc &Name, const video::color &Color); 00063 bool setConstant(const io::stringc &Name, const dim::matrix4f &Matrix); 00064 00065 /* === Structure-based constnat functions === */ 00066 00067 bool setConstant(const SShaderConstant &Constant, const f32 Value); 00068 bool setConstant(const SShaderConstant &Constant, const f32* Buffer, s32 Count); 00069 00070 bool setConstant(const SShaderConstant &Constant, const s32 Value); 00071 bool setConstant(const SShaderConstant &Constant, const s32* Buffer, s32 Count); 00072 00073 bool setConstant(const SShaderConstant &Constant, const dim::vector3df &Vector); 00074 bool setConstant(const SShaderConstant &Constant, const dim::vector4df &Vector); 00075 bool setConstant(const SShaderConstant &Constant, const video::color &Color); 00076 bool setConstant(const SShaderConstant &Constant, const dim::matrix4f &Matrix); 00077 00078 /* === Other constant functions === */ 00079 00080 bool setConstant(const f32* Buffer, s32 StartRegister, s32 ConstAmount); 00081 00082 bool setConstantBuffer(const io::stringc &Name, const void* Buffer); 00083 00084 private: 00085 00086 friend class OpenGLShaderClass; 00087 00088 /* === Functions === */ 00089 00090 bool compileGLSL(const std::list<io::stringc> &ShaderBuffer); 00091 bool checkCompilingErrors(); 00092 00093 #ifdef SP_COMPILE_WITH_OPENGL 00094 bool compileProgram(const std::list<io::stringc> &ShaderBuffer); 00095 bool checkCompilingErrors(const io::stringc &ShaderName); 00096 #endif 00097 00098 void addShaderConstant(const c8* Name, const GLenum Type, u32 Count, s32 Location); 00099 00100 /* === Members === */ 00101 00102 GLuint ProgramObject_; 00103 GLuint ShaderObject_; 00104 GLuint AsmShaderProgram_; 00105 GLenum AsmShaderType_; 00106 00107 }; 00108 00109 00110 } // /namespace scene 00111 00112 } // /namespace sp 00113 00114 00115 #endif 00116 00117 #endif 00118 00119 00120 00121 // ================================================================================
