vtkRenderbuffer.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkRenderbuffer.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 vtkRenderbuffer_h
#define vtkRenderbuffer_h
 
#include "vtkObject.h"
#include "vtkRenderingOpenGL2Module.h" // for export macro
#include "vtkWeakPointer.h" // for render context
 
class vtkRenderWindow;
 
class VTKRENDERINGOPENGL2_EXPORT vtkRenderbuffer : public vtkObject
{
public:
  static vtkRenderbuffer* New();
  vtkTypeMacro(vtkRenderbuffer, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent);
 
  static bool IsSupported(vtkRenderWindow *renWin);
 
 
  vtkGetMacro(Handle, unsigned int);
 
 
  void SetContext(vtkRenderWindow *win);
  vtkRenderWindow* GetContext();
 
 
  int CreateColorAttachment(
        unsigned int width,
        unsigned int height);
 
 
  int CreateDepthAttachment(
        unsigned int width,
        unsigned int height);
 
 
  int Create(
        unsigned int format,
        unsigned int width,
        unsigned int height);
 
protected:
  vtkRenderbuffer();
  ~vtkRenderbuffer();
 
  bool LoadRequiredExtensions(vtkRenderWindow *renWin);
  void Alloc();
  void Free();
 
  int DepthBufferFloat;
 
private:
  unsigned int Handle;
  vtkWeakPointer<vtkRenderWindow> Context;
 
private:
  vtkRenderbuffer(const vtkRenderbuffer&); // Not implemented.
  void operator=(const vtkRenderbuffer&); // Not implemented.
};
 
#endif