32class SoCpuBufferFromVolumeReaderImpl;
47 SO_TYPED_CLASS_HEADER();
159 virtual void prefetchBuffer();
#define SO_BUFFER_SIZE_ALL
Used to indicate that we want to use the whole buffer.
<a href="IconLegend.html"><img src="extTGS.gif" alt="VSG extension" border="0"></a> Abstract base cl...
AccessMode
This enum provides the possible access modes for a mapped buffer object.
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<a href="IconLegend.html"><img src="extLDM.gif" alt="Large Data Management" border="0"></a> LDM buff...
size_t getRealSize() const
Returns the real size of the buffer in bytes.
virtual void unmap(SoCpuBufferObject *bufferObject)
Unmap the specified CPU buffer object It is defined just to speed up the call when the type of the ...
virtual void map(SoBufferObject *targetBufferObject, SoBufferObject::AccessMode accessMode, size_t startPosition, size_t mappingSize=SO_BUFFER_SIZE_ALL)
Map the current buffer object into the specified buffer object.
SoCpuBufferFromVolumeReader(SoDataSet *dataset, SoLDMTileID tileId)
Constructor with dataset and tile Id as parameter.
virtual void unmap(SoGLBufferObject *bufferObject)
Unmap the specified GL buffer object It is defined just to speed up the call when the type of the o...
virtual void unmap()
Unmap a mapped buffer.
virtual void * map(SoBufferObject::AccessMode accessMode, size_t offset=0, size_t count=SO_BUFFER_SIZE_ALL)
Map the buffer to a system memory address and allows the mapping of a sub part of the buffer object i...
bool getMinMax(double &min, double &max)
Get the min and max values in the buffer, if they are known.
virtual void map(SoCpuBufferObject *targetBufferObject, SoBufferObject::AccessMode accessMode, size_t startPosition=0, size_t mappingSize=SO_BUFFER_SIZE_ALL)
Map the current buffer object into the specified CPU buffer object.
virtual void map(SoGLBufferObject *targetBufferObject, SoBufferObject::AccessMode accessMode, size_t startPosition=0, size_t mappingSize=SO_BUFFER_SIZE_ALL)
Map the current buffer object into the specified GL buffer object.
friend class SoCpuBufferFromVolumeReaderImpl
void unmap(SoBufferObject *bufferObject)
Unmap the specified buffer object It is defined just to speed up the call when the type of the obje...
<a href="IconLegend.html"><img src="extTGS.gif" alt="VSG extension" border="0"></a> CPU buffer objec...
<a href="IconLegend.html"><img src="extLDM.gif" alt="Large Data Management" border="0"></a> Data set...
<a href="IconLegend.html"><img src="extTGS.gif" alt="VSG extension" border="0"></a> OpenGL buffer ob...
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<a href="IconLegend.html"><img src="extLDM.gif" alt="Large Data Management" border="0"></a> Tile ID