61 lines
2.0 KiB
C++
61 lines
2.0 KiB
C++
/*=========================================================================
|
|
|
|
Program: Visualization Toolkit
|
|
Module: vtkOpenGLVolumeOpacityTable.h
|
|
|
|
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
|
|
All rights reserved.
|
|
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
|
|
|
|
This software is distributed WITHOUT ANY WARRANTY; without even
|
|
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
|
|
PURPOSE. See the above copyright notice for more information.
|
|
|
|
=========================================================================*/
|
|
|
|
#ifndef vtkOpenGLVolumeOpacityTable_h
|
|
#define vtkOpenGLVolumeOpacityTable_h
|
|
|
|
#include "vtkOpenGLVolumeLookupTable.h"
|
|
#include "vtkRenderingVolumeOpenGL2Module.h" // For export macro
|
|
|
|
#include "vtkVolumeMapper.h" // for vtkVolumeMapper
|
|
|
|
// Forward declarations
|
|
class vtkOpenGLRenderWindow;
|
|
|
|
//----------------------------------------------------------------------------
|
|
class VTKRENDERINGVOLUMEOPENGL2_EXPORT vtkOpenGLVolumeOpacityTable
|
|
: public vtkOpenGLVolumeLookupTable
|
|
{
|
|
public:
|
|
vtkTypeMacro(vtkOpenGLVolumeOpacityTable, vtkOpenGLVolumeLookupTable);
|
|
void PrintSelf(ostream& os, vtkIndent indent) override;
|
|
|
|
static vtkOpenGLVolumeOpacityTable* New();
|
|
|
|
protected:
|
|
vtkOpenGLVolumeOpacityTable() = default;
|
|
|
|
/**
|
|
* Update the internal texture object using the opacity transfer function
|
|
*/
|
|
void InternalUpdate(vtkObject* func, int blendMode, double sampleDistance, double unitDistance,
|
|
int filterValue) override;
|
|
|
|
/**
|
|
* Test whether the internal function needs to be updated.
|
|
*/
|
|
bool NeedsUpdate(
|
|
vtkObject* func, double scalarRange[2], int blendMode, double sampleDistance) override;
|
|
|
|
int LastBlendMode = vtkVolumeMapper::MAXIMUM_INTENSITY_BLEND;
|
|
double LastSampleDistance = 1.0;
|
|
|
|
private:
|
|
vtkOpenGLVolumeOpacityTable(const vtkOpenGLVolumeOpacityTable&) = delete;
|
|
void operator=(const vtkOpenGLVolumeOpacityTable&) = delete;
|
|
};
|
|
|
|
#endif // vtkOpenGLVolumeOpacityTable_h
|