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76 lines
2.4 KiB
76 lines
2.4 KiB
/*=========================================================================
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Program: Visualization Toolkit
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Module: $RCSfile: vtkOpenGLImageActor.h,v $
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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// .NAME vtkOpenGLImageActor - OpenGL texture map
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// .SECTION Description
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// vtkOpenGLImageActor is a concrete implementation of the abstract class
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// vtkImageActor. vtkOpenGLImageActor interfaces to the OpenGL rendering library.
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#ifndef __vtkOpenGLImageActor_h
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#define __vtkOpenGLImageActor_h
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#include "vtkImageActor.h"
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class vtkWindow;
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class vtkOpenGLRenderer;
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class vtkRenderWindow;
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class VTK_RENDERING_EXPORT vtkOpenGLImageActor : public vtkImageActor
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{
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public:
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static vtkOpenGLImageActor *New();
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vtkTypeRevisionMacro(vtkOpenGLImageActor,vtkImageActor);
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virtual void PrintSelf(ostream& os, vtkIndent indent);
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// Description:
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// Implement base class method.
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void Load(vtkRenderer *ren);
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// Description:
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// Implement base class method.
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void Render(vtkRenderer *ren);
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// Description:
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// Release any graphics resources that are being consumed by this texture.
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// The parameter window could be used to determine which graphic
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// resources to release. Using the same texture object in multiple
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// render windows is NOT currently supported.
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void ReleaseGraphicsResources(vtkWindow *);
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protected:
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vtkOpenGLImageActor();
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~vtkOpenGLImageActor();
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unsigned char *MakeDataSuitable(int &xsize, int &ysize,
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int &release, int &reuseTexture);
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vtkTimeStamp LoadTime;
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long Index;
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vtkRenderWindow *RenderWindow; // RenderWindow used for previous render
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double Coords[12];
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double TCoords[8];
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int TextureSize[2];
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// Non-recursive internal method
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void InternalRender(vtkRenderer *ren);
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// Is a certain size texture supported?
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int TextureSizeOK( int size[2] );
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private:
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vtkOpenGLImageActor(const vtkOpenGLImageActor&); // Not implemented.
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void operator=(const vtkOpenGLImageActor&); // Not implemented.
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};
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#endif
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