vtkOpenGLImageMapper.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkOpenGLImageMapper_h
#define vtkOpenGLImageMapper_h
 
#include "vtkImageMapper.h"
#include "vtkRenderingOpenGL2Module.h" // For export macro
#include "vtkWrappingHints.h"          // For VTK_MARSHALAUTO
 
VTK_ABI_NAMESPACE_BEGIN
class vtkActor2D;
class vtkTexturedActor2D;
 
class VTKRENDERINGOPENGL2_EXPORT VTK_MARSHALAUTO vtkOpenGLImageMapper : public vtkImageMapper
{
public:
  static vtkOpenGLImageMapper* New();
  vtkTypeMacro(vtkOpenGLImageMapper, vtkImageMapper);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  void RenderOverlay(vtkViewport* viewport, vtkActor2D* actor) override
  {
    this->RenderStart(viewport, actor);
  }
 
  void RenderData(vtkViewport* viewport, vtkImageData* data, vtkActor2D* actor) override;
 
  void DrawPixels(vtkViewport* viewport, int width, int height, int numComponents, void* data);
 
  void ReleaseGraphicsResources(vtkWindow*) override;
 
protected:
  vtkOpenGLImageMapper();
  ~vtkOpenGLImageMapper() override;
 
  vtkTexturedActor2D* Actor;
 
private:
  vtkOpenGLImageMapper(const vtkOpenGLImageMapper&) = delete;
  void operator=(const vtkOpenGLImageMapper&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif