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contrib/vtkVolumeProVG500Mapper.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkVolumeProVG500Mapper.h,v $
  Language:  C++


Copyright (c) 1993-2001 Ken Martin, Will Schroeder, Bill Lorensen 
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

 * Redistributions of source code must retain the above copyright notice,
   this list of conditions and the following disclaimer.

 * Redistributions in binary form must reproduce the above copyright notice,
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.

 * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names
   of any contributors may be used to endorse or promote products derived
   from this software without specific prior written permission.

 * Modified source versions must be plainly marked as such, and must not be
   misrepresented as being the original software.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

=========================================================================*/
#ifndef __vtkVolumeProVG500Mapper_h
#define __vtkVolumeProVG500Mapper_h

#include "vtkVolumeProMapper.h"
#include "vli.h"

class VTK_EXPORT vtkVolumeProVG500Mapper : public vtkVolumeProMapper
{
public:
  vtkTypeMacro(vtkVolumeProVG500Mapper,vtkVolumeProMapper);
  static vtkVolumeProVG500Mapper *New();
  virtual void Render( vtkRenderer *, vtkVolume * );
  virtual int GetAvailableBoardMemory();
  virtual void GetLockSizesForBoardMemory( unsigned int type,
                  unsigned int *xSize,
                  unsigned int *ySize,
                  unsigned int *zSize );
protected:
  vtkVolumeProVG500Mapper();
  ~vtkVolumeProVG500Mapper();
  vtkVolumeProVG500Mapper(const vtkVolumeProVG500Mapper&) {};
  void operator=(const vtkVolumeProVG500Mapper&) {};
  
  // Update the camera - set the camera matrix
  void UpdateCamera( vtkRenderer *, vtkVolume * );

  // Update the lights
  void UpdateLights( vtkRenderer *, vtkVolume * );

  // Update the properties of the volume including transfer functions
  // and material properties
  void UpdateProperties( vtkRenderer *, vtkVolume * );

  // Update the volume - create it if necessary
  // Set the volume matrix.
  void UpdateVolume( vtkRenderer *, vtkVolume * );

  // Set the crop box (as defined in the vtkVolumeMapper superclass)
  void UpdateCropping( vtkRenderer *, vtkVolume * );

  // Set the cursor
  void UpdateCursor( vtkRenderer *, vtkVolume * );

  // Update the cut plane
  void UpdateCutPlane( vtkRenderer *, vtkVolume * );

  // Render the hexagon to the screen
  // Defined in the specific graphics implementation.
  virtual void RenderHexagon( vtkRenderer  * vtkNotUsed(ren), 
               vtkVolume    * vtkNotUsed(vol),
               VLIPixel     * vtkNotUsed(basePlane),
               int          size[2],
               VLIVector3D  hexagon[6], 
               VLIVector2D  textureCoords[6] ) 
    {(void)size; (void)hexagon; (void)textureCoords;}

  // Make the base plane size a power of 2 for OpenGL
  void CorrectBasePlaneSize( VLIPixel *inBase, int inSize[2],
              VLIPixel **outBase, int outSize[2],
              VLIVector2D textureCoords[6] );

  
};



#endif

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