D:/SoftwareEntwicklung/C++/HLC/Tools/SoftPixelEngine/repository/sources/RenderSystem/OpenGL/spOpenGLPipelineBase.hpp
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00001 /* 00002 * OpenGL base renderer 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_BASEPIPELINE_H__ 00009 #define __SP_OPENGL_BASEPIPELINE_H__ 00010 00011 00012 #include "Base/spStandard.hpp" 00013 00014 #if defined(SP_COMPILE_WITH_OPENGL) || defined(SP_COMPILE_WITH_OPENGLES1) || defined(SP_COMPILE_WITH_OPENGLES2) 00015 00016 #include "RenderSystem/spRenderSystem.hpp" 00017 #include "RenderSystem/OpenGL/spOpenGLCoreHeader.hpp" 00018 00019 00020 namespace sp 00021 { 00022 namespace video 00023 { 00024 00025 00027 class SP_EXPORT GLBasePipeline : virtual public RenderSystem 00028 { 00029 00030 public: 00031 00032 virtual ~GLBasePipeline(); 00033 00034 /* === Render system information === */ 00035 00036 virtual io::stringc getRenderer() const; 00037 virtual io::stringc getVersion() const; 00038 virtual io::stringc getVendor() const; 00039 virtual io::stringc getShaderVersion() const; 00040 00041 virtual s32 getMaxAnisotropicFilter() const; 00042 00043 virtual bool queryExtensionSupport(const io::stringc &TargetExtension) const; 00044 00045 virtual dim::EMatrixCoordinateSystmes getProjectionMatrixType() const; 00046 00047 /* === Video buffer control functions === */ 00048 00049 virtual void clearBuffers(const s32 ClearFlags = BUFFER_COLOR | BUFFER_DEPTH); 00050 00051 /* === Configuration functions === */ 00052 00053 virtual void setFrontFace(bool isFrontFace); 00054 00055 virtual void setClearColor(const color &Color); 00056 virtual void setColorMask(bool isRed, bool isGreen, bool isBlue, bool isAlpha = true); 00057 virtual void setDepthMask(bool isDepth); 00058 00059 void setDepthRange(f32 Near, f32 Far); 00060 00061 /* === Hardware mesh buffers === */ 00062 00063 virtual void createVertexBuffer(void* &BufferID); 00064 virtual void createIndexBuffer(void* &BufferID); 00065 00066 virtual void deleteVertexBuffer(void* &BufferID); 00067 virtual void deleteIndexBuffer(void* &BufferID); 00068 00069 virtual void updateVertexBuffer( 00070 void* BufferID, const dim::UniversalBuffer &BufferData, const VertexFormat* Format, const EHWBufferUsage Usage 00071 ); 00072 virtual void updateIndexBuffer( 00073 void* BufferID, const dim::UniversalBuffer &BufferData, const IndexFormat* Format, const EHWBufferUsage Usage 00074 ); 00075 00076 virtual void updateVertexBufferElement(void* BufferID, const dim::UniversalBuffer &BufferData, u32 Index); 00077 virtual void updateIndexBufferElement(void* BufferID, const dim::UniversalBuffer &BufferData, u32 Index); 00078 00079 /* === Simple drawing functions === */ 00080 00081 virtual void setBlending(const EBlendingTypes SourceBlend, const EBlendingTypes DestBlend); 00082 virtual void setClipping(bool Enable, const dim::point2di &Position, const dim::size2di &Size); 00083 virtual void setViewport(const dim::point2di &Position, const dim::size2di &Size); 00084 00085 virtual void setLineSize(s32 Size = 1); 00086 00087 /* === Texture and font creation === */ 00088 00089 virtual Texture* createTexture(const STextureCreationFlags &CreationFlags); 00090 00091 /* === Matrix controll === */ 00092 00093 virtual void setWorldMatrix(const dim::matrix4f &Matrix); 00094 00096 virtual dim::matrix4f getViewMatrix() const; 00097 00098 protected: 00099 00100 friend class GLTextureBase; 00101 friend class GLFramebufferObject; 00102 friend class OpenGLES1Texture; 00103 friend class OpenGLES2Texture; 00104 00105 /* === Functions === */ 00106 00107 GLBasePipeline(); 00108 00109 static GLenum getGlTexDimension(const ETextureDimensions DimType); 00110 00111 virtual void setInvertScreen(bool Enable); 00112 00113 /* === Inline functions === */ 00114 00115 static inline void setGlRenderState(GLenum Mode, bool Enable) 00116 { 00117 if (Enable) 00118 glEnable(Mode); 00119 else 00120 glDisable(Mode); 00121 } 00122 static inline bool getGlRenderState(GLenum Mode) 00123 { 00124 GLboolean Enable; 00125 glGetBooleanv(Mode, &Enable); 00126 return Enable == GL_TRUE; 00127 } 00128 00129 inline bool queryGLVersion(s32 Major, s32 Minor) const 00130 { 00131 return GLMajorVersion_ > Major || GLMinorVersion_ >= Minor; 00132 } 00133 00134 /* === Members === */ 00135 00136 s32 GLMajorVersion_, GLMinorVersion_; 00137 s32 MultiTextureCount_; 00138 00139 bool isInvertScreen_; 00140 00141 }; 00142 00143 00144 } // /namespace video 00145 00146 } // /namespace sp 00147 00148 00149 #endif 00150 00151 #endif 00152 00153 00154 00155 // ================================================================================
