SoCpuBufferCompressed.h

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/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/
#pragma once
 
#include <Inventor/devices/SoCpuBufferObject.h>
 
#include <LDM/tiles/SoBufferPropertiesInterface.h>
#include <LDM/tiles/SoLDMBufferObjectInterface.h>
#include <LDM/compressors/SoDataCompressor.h>
 
class SoGLBufferObject;
class SoCpuBufferCompressedImpl;
 
class  SoCpuBufferCompressed: public SoCpuBufferObject, public SoBufferPropertiesInterface, public SoLDMBufferObjectInterface
{
  SO_TYPED_CLASS_HEADER();
 
  // ----------------------- Public usage --------------------------------------
public:
 
  SoCpuBufferCompressed();
 
  SoCpuBufferCompressed(SoDataCompressor* compressor);
 
  virtual void map( SoBufferObject* targetBufferObject, SoBufferObject::AccessMode accessMode, size_t startPosition = 0, size_t mappingSize = SO_BUFFER_SIZE_ALL );
 
  virtual void map( SoCpuBufferObject* targetBufferObject, SoBufferObject::AccessMode accessMode, size_t startPosition = 0, size_t mappingSize = SO_BUFFER_SIZE_ALL);
 
  virtual void map( SoGLBufferObject* targetBufferObject, SoBufferObject::AccessMode accessMode, size_t startPosition = 0, size_t mappingSize = SO_BUFFER_SIZE_ALL);
 
  virtual void* map( SoBufferObject::AccessMode accessMode, size_t offset = 0, size_t count = SO_BUFFER_SIZE_ALL );
 
  virtual void unmap( SoCpuBufferObject* bufferObject );
 
  virtual void unmap( SoGLBufferObject* bufferObject );
 
  virtual void unmap( SoBufferObject* bufferObject );
 
  virtual void unmap();
 
  virtual bool getMinMax( double& min, double& max);
 
  virtual void setMinMax(const double& min, const double& max);
 
  size_t getRealSize() const;
 
  virtual void setCompressor( SoDataCompressor* compressor );
 
private:
  SoCpuBufferCompressed(SoDataCompressor* compressor, const SoDataCompressor::TileInfo& tileInfo);
  bool setTileInfo( const SoDataCompressor::TileInfo& tileInfo);
 
private:
  virtual ~SoCpuBufferCompressed();
 
SoINTERNAL private:
  // Create internal uncompress version of the buffer
  virtual SoCpuBufferObject* createCachedBuffer();
  virtual void prefetchBuffer();
 
  friend class SoCpuBufferCompressedImpl;
 
  SoCpuBufferCompressed( SoCpuBufferCompressedImpl* impl);
};