Source/System/Window/FrameBufferObjects/OSGLayeredTextureBuffer.h

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  37 \*---------------------------------------------------------------------------*/
  38
  39 #ifndef _OSGLAYEREDTEXTUREBUFFER_H_
  40 #define _OSGLAYEREDTEXTUREBUFFER_H_
  41 #ifdef __sgi
  42 #pragma once
  43 #endif
  44
  45 #include "OSGLayeredTextureBufferBase.h"
  46
  47 OSG_BEGIN_NAMESPACE
  48
  49 class RenderActionBase;
  50
  51 /*! \brief Viewport class for color channel selection. See \ref
  52     PageSystemFBOBuffer for a description.
  53     \ingroup GrpSystemWindowFBOObj
  54     \ingroup GrpLibOSGSystem
  55     \includebasedoc
  56  */
  57
  58 class OSG_SYSTEM_DLLMAPPING LayeredTextureBuffer :
  59     public LayeredTextureBufferBase
  60 {
  61   private:
  62
  63     /*==========================  PUBLIC  =================================*/
  64
  65   public:
  66
  67     typedef LayeredTextureBufferBase Inherited;
  68
  69     /*---------------------------------------------------------------------*/
  70     /*! \name                      Sync                                    */
  71     /*! \{                                                                 */
  72
  73     virtual void changed(ConstFieldMaskArg whichField,
  74                          UInt32            origin,
  75                          BitVector         detail);
  76
  77     /*! \}                                                                 */
  78     /*---------------------------------------------------------------------*/
  79     /*! \name                     Output                                   */
  80     /*! \{                                                                 */
  81
  82     virtual void dump(      UInt32     uiIndent = 0,
  83                       const BitVector  bvFlags  = 0) const;
  84
  85     /*! \}                                                                 */
  86     /*---------------------------------------------------------------------*/
  87     /*! \name                    your_category                             */
  88     /*! \{                                                                 */
  89
  90     virtual void bind    (DrawEnv *pEnv, UInt32 index = 0);
  91     virtual void validate(DrawEnv *pEnv                  );
  92
  93     /*! \}                                                                 */
  94     /*---------------------------------------------------------------------*/
  95     /*! \name                    your_category                             */
  96     /*! \{                                                                 */
  97
  98     virtual void resizeBuffers(UInt32 uiWidth, UInt32 uiHeight);
  99
 100     /*! \}                                                                 */
 101     /*---------------------------------------------------------------------*/
 102     /*! \name                    your_category                             */
 103     /*! \{                                                                 */
 104
 105     virtual GLenum getBufferFormat(void) const;
 106
 107     /*! \}                                                                 */
 108     /*---------------------------------------------------------------------*/
 109     /*! \name                    your_category                             */
 110     /*! \{                                                                 */
 111
 112     virtual void processPreDeactivate (DrawEnv *pEnv, UInt32 index);
 113     virtual void processPostDeactivate(DrawEnv *pEnv);
 114
 115     /*! \}                                                                 */
 116     /*=========================  PROTECTED  ===============================*/
 117
 118   protected:
 119
 120     // Variables should all be in LayeredTextureBufferBase.
 121
 122     /*---------------------------------------------------------------------*/
 123     /*! \name                  Constructors                                */
 124     /*! \{                                                                 */
 125
 126     LayeredTextureBuffer(void);
 127     LayeredTextureBuffer(const LayeredTextureBuffer &source);
 128
 129     /*! \}                                                                 */
 130     /*---------------------------------------------------------------------*/
 131     /*! \name                   Destructors                                */
 132     /*! \{                                                                 */
 133
 134     virtual ~LayeredTextureBuffer(void);
 135
 136     /*! \}                                                                 */
 137     /*---------------------------------------------------------------------*/
 138     /*! \name                      GL                                      */
 139     /*! \{                                                                 */
 140
 141     static UInt32 _uiGeoShader4_extension;
 142     static UInt32 _uiFramebuffer_object_extension;
 143
 144     static UInt32 _uiFuncFramebufferTexture;
 145     static UInt32 _uiFuncGenerateMipmap;
 146
 147     /*! \}                                                                 */
 148     /*---------------------------------------------------------------------*/
 149     /*! \name                       Init                                   */
 150     /*! \{                                                                 */
 151
 152     static void initMethod(InitPhase ePhase);
 153
 154     /*! \}                                                                 */
 155     /*==========================  PRIVATE  ================================*/
 156
 157   private:
 158
 159     friend class FieldContainer;
 160     friend class LayeredTextureBufferBase;
 161
 162     // prohibit default functions (move to 'public' if you need one)
 163     void operator =(const LayeredTextureBuffer &source);
 164 };
 165
 166 typedef LayeredTextureBuffer *LayeredTextureBufferP;
 167
 168 OSG_END_NAMESPACE
 169
 170 #include "OSGLayeredTextureBufferBase.inl"
 171 #include "OSGLayeredTextureBuffer.inl"
 172
 173 #endif /* _OSGLAYEREDTEXTUREBUFFER_H_ */