vtkOpenGLVertexBufferObjectCache.h

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

  Program:   Visualization Toolkit
  Module:    vtkOpenGLTexture.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 vtkOpenGLVertexBufferObjectCache_h
#define vtkOpenGLVertexBufferObjectCache_h

#include "vtkRenderingOpenGL2Module.h" // For export macro
#include "vtkObject.h"
#include <map> // for methods

class vtkOpenGLVertexBufferObject;
class vtkDataArray;
class vtkTimeStamp;

class VTKRENDERINGOPENGL2_EXPORT vtkOpenGLVertexBufferObjectCache : public vtkObject
{
public:
  static vtkOpenGLVertexBufferObjectCache *New();
  vtkTypeMacro(vtkOpenGLVertexBufferObjectCache, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  vtkOpenGLVertexBufferObject* GetVBO(
    vtkDataArray *array,
    int destType);

  void RemoveVBO(vtkOpenGLVertexBufferObject *vbo);

  typedef std::map<vtkDataArray*, vtkOpenGLVertexBufferObject *> VBOMap;

protected:
  vtkOpenGLVertexBufferObjectCache();
  ~vtkOpenGLVertexBufferObjectCache() override;

  VBOMap MappedVBOs;

private:
  vtkOpenGLVertexBufferObjectCache(const vtkOpenGLVertexBufferObjectCache&) = delete;
  void operator=(const vtkOpenGLVertexBufferObjectCache&) = delete;

};

#endif