D:/SoftwareEntwicklung/C++/HLC/Tools/SoftPixelEngine/repository/sources/RenderSystem/spShaderProgram.hpp
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00001 /* 00002 * Shader program 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_SHADER_PROGRAM_H__ 00009 #define __SP_SHADER_PROGRAM_H__ 00010 00011 00012 #include "Base/spStandard.hpp" 00013 #include "Base/spInputOutput.hpp" 00014 #include "Base/spDimension.hpp" 00015 #include "Base/spVertexFormat.hpp" 00016 #include "Base/spMaterialColor.hpp" 00017 #include "RenderSystem/spShaderClass.hpp" 00018 00019 #include <vector> 00020 00021 00022 namespace sp 00023 { 00024 namespace video 00025 { 00026 00027 00029 struct SShaderConstant 00030 { 00031 SShaderConstant() : 00032 Type (CONSTANT_UNKNOWN ), 00033 Count (1 ), 00034 Location(-1 ) 00035 { 00036 } 00037 ~SShaderConstant() 00038 { 00039 } 00040 00041 /* === Operators === */ 00042 00043 inline bool operator == (const SShaderConstant &Other) const 00044 { 00045 return 00046 Type == Other.Type && 00047 AltName == Other.AltName && 00048 Name == Other.Name && 00049 Count == Other.Count && 00050 Location == Other.Location; 00051 } 00052 00053 /* === Functions === */ 00054 00059 inline bool valid() const 00060 { 00061 return Type != CONSTANT_UNKNOWN && Location != -1; 00062 } 00063 00064 /* === Members === */ 00065 00066 EConstantTypes Type; 00067 io::stringc Name; 00068 00073 io::stringc AltName; 00074 u32 Count; 00075 s32 Location; 00076 }; 00077 00078 00079 class ConstantBuffer; 00080 00086 class SP_EXPORT Shader 00087 { 00088 00089 public: 00090 00091 Shader(ShaderClass* ShdClass, const EShaderTypes Type, const EShaderVersions Version); 00092 virtual ~Shader(); 00093 00094 /* === Functions === */ 00095 00105 virtual bool compile( 00106 const std::list<io::stringc> &ShaderBuffer, 00107 const io::stringc &EntryPoint = "", 00108 const c8** CompilerOptions = 0 00109 ); 00110 00116 virtual const SShaderConstant* getConstantRef(const io::stringc &Name) const; 00123 virtual const SShaderConstant& getConstant(const io::stringc &Name) const; 00124 00133 virtual ConstantBuffer* getConstantBuffer(const io::stringc &Name) const; 00134 00135 /* === Index-based constant functions === */ 00136 00137 virtual bool setConstant(s32 Number, const EConstantTypes Type, const f32 Value); 00138 virtual bool setConstant(s32 Number, const EConstantTypes Type, const f32* Buffer, s32 Count); 00139 00140 //virtual bool setConstant(s32 Number, const EConstantTypes Type, const s32 Value); 00141 //virtual bool setConstant(s32 Number, const EConstantTypes Type, const s32* Buffer, s32 Count); 00142 00143 virtual bool setConstant(s32 Number, const EConstantTypes Type, const dim::vector3df &Position); 00144 virtual bool setConstant(s32 Number, const EConstantTypes Type, const video::color &Color); 00145 virtual bool setConstant(s32 Number, const EConstantTypes Type, const dim::matrix4f &Matrix); 00146 00147 /* === String-based constant functions === */ 00148 00149 virtual bool setConstant(const io::stringc &Name, const f32 Value); 00150 virtual bool setConstant(const io::stringc &Name, const f32* Buffer, s32 Count); 00151 00152 virtual bool setConstant(const io::stringc &Name, const s32 Value); 00153 virtual bool setConstant(const io::stringc &Name, const s32* Buffer, s32 Count); 00154 00155 virtual bool setConstant(const io::stringc &Name, const dim::vector3df &Position); 00156 virtual bool setConstant(const io::stringc &Name, const dim::vector4df &Position); 00157 virtual bool setConstant(const io::stringc &Name, const video::color &Color); 00158 virtual bool setConstant(const io::stringc &Name, const dim::matrix4f &Matrix); 00159 00160 /* === Structure-based constnat functions === */ 00161 00162 virtual bool setConstant(const SShaderConstant &Constant, const f32 Value); 00163 virtual bool setConstant(const SShaderConstant &Constant, const f32* Buffer, s32 Count); 00164 00165 virtual bool setConstant(const SShaderConstant &Constant, const s32 Value); 00166 virtual bool setConstant(const SShaderConstant &Constant, const s32* Buffer, s32 Count); 00167 00168 //virtual bool setConstant(const SShaderConstant &Constant, const dim::point2df &Vector); 00169 virtual bool setConstant(const SShaderConstant &Constant, const dim::vector3df &Vector); 00170 virtual bool setConstant(const SShaderConstant &Constant, const dim::vector4df &Vector); 00171 virtual bool setConstant(const SShaderConstant &Constant, const video::color &Color); 00172 //virtual bool setConstant(const SShaderConstant &Constant, const dim::matrix2f &Matrix); 00173 //virtual bool setConstant(const SShaderConstant &Constant, const dim::matrix3f &Matrix); 00174 virtual bool setConstant(const SShaderConstant &Constant, const dim::matrix4f &Matrix); 00175 00176 /* === Other constant functions === */ 00177 00184 virtual bool setConstant(const f32* Buffer, s32 StartRegister, s32 ConstAmount); 00185 00192 virtual bool setConstantBuffer(const io::stringc &Name, const void* Buffer); 00193 00195 virtual bool setConstantBuffer(u32 Number, const void* Buffer); 00196 00197 /* === Static functions === */ 00198 00200 static io::stringc getOption(const io::stringc &Op); 00201 00210 static void addOption(std::list<io::stringc> &ShaderCompilerOp, const io::stringc &Op); 00211 00219 static void addShaderCore(std::list<io::stringc> &ShaderCode, bool UseCg = false); 00220 00221 /* === Inline functions === */ 00222 00224 inline EShaderTypes getType() const 00225 { 00226 return Type_; 00227 } 00229 inline EShaderVersions getVersion() const 00230 { 00231 return Version_; 00232 } 00234 inline ShaderClass* getShaderClass() const 00235 { 00236 return ShdClass_; 00237 } 00238 00240 inline const std::vector<SShaderConstant>& getConstantList() const 00241 { 00242 return ConstantList_; 00243 } 00245 inline u32 getConstantCount() const 00246 { 00247 return ConstantList_.size(); 00248 } 00249 00251 inline const std::vector<ConstantBuffer*>& getConstantBufferList() const 00252 { 00253 return ConstantBufferList_; 00254 } 00256 inline u32 getConstantBufferCount() const 00257 { 00258 return ConstantBufferList_.size(); 00259 } 00260 00262 inline bool valid() const 00263 { 00264 return CompiledSuccessfully_; 00265 } 00266 00268 inline bool isHighLevel() const 00269 { 00270 return HighLevel_; 00271 } 00272 00273 protected: 00274 00275 /* === Functions === */ 00276 00277 void updateShaderClass(); 00278 00279 void printError(const io::stringc &Message); 00280 void printWarning(const io::stringc &Message); 00281 00282 static void createProgramString(const std::list<io::stringc> &ShaderBuffer, c8* &ProgramBuffer); 00283 00284 /* === Members === */ 00285 00286 EShaderTypes Type_; 00287 EShaderVersions Version_; 00288 ShaderClass* ShdClass_; 00289 00290 std::vector<SShaderConstant> ConstantList_; 00291 std::vector<ConstantBuffer*> ConstantBufferList_; 00292 00293 bool HighLevel_; 00294 bool OwnShaderClass_; 00295 bool CompiledSuccessfully_; 00296 00297 static SShaderConstant EmptyConstant_; 00298 00299 }; 00300 00301 00302 } // /namespace scene 00303 00304 } // /namespace sp 00305 00306 00307 #endif 00308 00309 00310 00311 // ================================================================================
