Source/System/State/Base/OSGShaderStorageBufferObjStdLayoutChunk.h

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  38
  39 #ifndef _OSGSHADERSTORAGEBUFFEROBJSTDLAYOUTCHUNK_H_
  40 #define _OSGSHADERSTORAGEBUFFEROBJSTDLAYOUTCHUNK_H_
  41 #ifdef __sgi
  42 #pragma once
  43 #endif
  44
  45 #include "OSGShaderStorageBufferObjStdLayoutChunkBase.h"
  46 #include "OSGWindow.h"
  47
  48 OSG_BEGIN_NAMESPACE
  49
  50 /*! \brief ShaderStorageBufferObjStdLayoutChunk class. See \ref
  51            PageSystemShaderStorageBufferObjStdLayoutChunk for a description.
  52 */
  53
  54 class OSG_SYSTEM_DLLMAPPING ShaderStorageBufferObjStdLayoutChunk : public ShaderStorageBufferObjStdLayoutChunkBase
  55 {
  56   protected:
  57
  58     /*==========================  PUBLIC  =================================*/
  59
  60   public:
  61
  62     typedef ShaderStorageBufferObjStdLayoutChunkBase Inherited;
  63     typedef ShaderStorageBufferObjStdLayoutChunk     Self;
  64
  65     /*---------------------------------------------------------------------*/
  66     /*! \name                      Sync                                    */
  67     /*! \{                                                                 */
  68
  69     virtual void changed(ConstFieldMaskArg whichField,
  70                          UInt32            origin,
  71                          BitVector         details    );
  72
  73     /*! \}                                                                 */
  74     /*---------------------------------------------------------------------*/
  75     /*! \name                     Output                                   */
  76     /*! \{                                                                 */
  77
  78     virtual void dump(      UInt32     uiIndent = 0,
  79                       const BitVector  bvFlags  = 0) const;
  80
  81     /*! \}                                                                 */
  82     /*---------------------------------------------------------------------*/
  83     /*! \name                       State                                  */
  84     /*! \{                                                                 */
  85
  86     virtual void activate   (DrawEnv    *pEnv,
  87                              UInt32      index = 0);
  88
  89     virtual void changeFrom (DrawEnv    *pEnv,
  90                              StateChunk *pOld,
  91                              UInt32      index = 0);
  92
  93     virtual void deactivate (DrawEnv    *pEnv,
  94                              UInt32      index = 0);
  95
  96     /*! \}                                                                 */
  97     /*---------------------------------------------------------------------*/
  98     /*! \name             OpenGL handling                                  */
  99     /*! \{                                                                 */
 100
 101     virtual void   validate               (DrawEnv *pEnv);
 102     virtual Int32  getOpenGLId            (DrawEnv *pEnv);
 103
 104     /*! \}                                                                 */
 105     /*=========================  PROTECTED  ===============================*/
 106
 107   protected:
 108     // Variables should all be in ShaderStorageBufferObjStdLayoutChunkBase.
 109
 110     void onCreate      (const ShaderStorageBufferObjStdLayoutChunk *source      = NULL);
 111     void onCreateAspect(const ShaderStorageBufferObjStdLayoutChunk *createAspect,
 112                         const ShaderStorageBufferObjStdLayoutChunk *source      = NULL);
 113     void onDestroy     (      UInt32                                uiContainerId     );
 114
 115     /*---------------------------------------------------------------------*/
 116     /*! \name                  Constructors                                */
 117     /*! \{                                                                 */
 118
 119     ShaderStorageBufferObjStdLayoutChunk(void);
 120     ShaderStorageBufferObjStdLayoutChunk(const ShaderStorageBufferObjStdLayoutChunk &source);
 121
 122     /*! \}                                                                 */
 123     /*---------------------------------------------------------------------*/
 124     /*! \name                   Destructors                                */
 125     /*! \{                                                                 */
 126
 127     virtual ~ShaderStorageBufferObjStdLayoutChunk(void);
 128
 129     /*! \}                                                                 */
 130     /*---------------------------------------------------------------------*/
 131     /*! \name                      Init                                    */
 132     /*! \{                                                                 */
 133
 134     static void initMethod(InitPhase ePhase);
 135
 136     /*! \}                                                                 */
 137
 138     // extension indices for used extensions;
 139     static UInt32 _extVertexBufferObject;
 140     static UInt32 _funcBindBuffer;
 141     static UInt32 _funcMapBuffer;
 142     static UInt32 _funcUnmapBuffer;
 143     static UInt32 _funcBufferData;
 144     static UInt32 _funcBufferSubData;
 145     static UInt32 _funcGenBuffers;
 146     static UInt32 _funcDeleteBuffers;
 147     static UInt32 _funcGetBufferParameteriv;
 148
 149
 150     static UInt32 _extUniformBufferObject;
 151     static UInt32 _funcBindBufferBase;
 152
 153     static UInt32 _extProgramInterfaceQuery;
 154     static UInt32 _extShaderStorageBufferObject;
 155
 156     /*==========================  PRIVATE  ================================*/
 157
 158   private:
 159
 160     friend class FieldContainer;
 161     friend class ShaderStorageBufferObjStdLayoutChunkBase;
 162
 163     /*---------------------------------------------------------------------*/
 164     /*! \name                         GL                                   */
 165     /*! \{                                                                 */
 166
 167            UInt32 handleGL       (DrawEnv                 *pEnv,
 168                                   UInt32                   id,
 169                                   Window::GLObjectStatusE  mode,
 170                                   UInt64                   uiOptions);
 171
 172     static void   handleDestroyGL(DrawEnv                 *pEnv,
 173                                   UInt32                   id,
 174                                   Window::GLObjectStatusE  mode     );
 175
 176     /*! \}                                                                 */
 177
 178     // prohibit default functions (move to 'public' if you need one)
 179     void operator =(const ShaderStorageBufferObjStdLayoutChunk &source);
 180 };
 181
 182 typedef ShaderStorageBufferObjStdLayoutChunk *ShaderStorageBufferObjStdLayoutChunkP;
 183
 184 OSG_END_NAMESPACE
 185
 186 #include "OSGShaderStorageBufferObjStdLayoutChunkBase.inl"
 187 #include "OSGShaderStorageBufferObjStdLayoutChunk.inl"
 188
 189 #endif /* _OSGSHADERSTORAGEBUFFEROBJSTDLAYOUTCHUNK_H_ */