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/*=========================================================================
Program: Visualization Toolkit
Module: $RCSfile: vtkOpenGLTexture.h,v $
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.
=========================================================================*/
// .NAME vtkOpenGLTexture - OpenGL texture map
// .SECTION Description
// vtkOpenGLTexture is a concrete implementation of the abstract class
// vtkTexture. vtkOpenGLTexture interfaces to the OpenGL rendering library.
#ifndef __vtkOpenGLTexture_h
#define __vtkOpenGLTexture_h
#include "vtkTexture.h"
class vtkWindow;
class vtkOpenGLRenderer;
class vtkRenderWindow;
class VTK_RENDERING_EXPORT vtkOpenGLTexture : public vtkTexture
{
public:
static vtkOpenGLTexture *New();
vtkTypeRevisionMacro(vtkOpenGLTexture,vtkTexture);
virtual void PrintSelf(ostream& os, vtkIndent indent);
// Description:
// Implement base class method.
void Load(vtkRenderer *ren);
// Description:
// Release any graphics resources that are being consumed by this texture.
// The parameter window could be used to determine which graphic
// resources to release. Using the same texture object in multiple
// render windows is NOT currently supported.
void ReleaseGraphicsResources(vtkWindow *);
protected:
vtkOpenGLTexture();
~vtkOpenGLTexture();
unsigned char *ResampleToPowerOfTwo(int &xsize, int &ysize,
unsigned char *dptr, int bpp);
vtkTimeStamp LoadTime;
long Index;
vtkRenderWindow *RenderWindow; // RenderWindow used for previous render
private:
vtkOpenGLTexture(const vtkOpenGLTexture&); // Not implemented.
void operator=(const vtkOpenGLTexture&); // Not implemented.
};
#endif
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