vtkEquirectangularToCubeMapTexture.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkEquirectangularToCubeMapTexture_h
#define vtkEquirectangularToCubeMapTexture_h
 
#include "vtkOpenGLTexture.h"
#include "vtkRenderingOpenGL2Module.h" // For export macro
#include "vtkWrappingHints.h"          // For VTK_MARSHALAUTO
 
VTK_ABI_NAMESPACE_BEGIN
class vtkOpenGLFramebufferObject;
class vtkOpenGLRenderWindow;
class vtkOpenGLTexture;
class vtkRenderWindow;
 
class VTKRENDERINGOPENGL2_EXPORT VTK_MARSHALAUTO vtkEquirectangularToCubeMapTexture
  : public vtkOpenGLTexture
{
public:
  static vtkEquirectangularToCubeMapTexture* New();
  vtkTypeMacro(vtkEquirectangularToCubeMapTexture, vtkOpenGLTexture);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  void SetInputTexture(vtkOpenGLTexture* texture);
  vtkGetObjectMacro(InputTexture, vtkOpenGLTexture);

  void Load(vtkRenderer*) override;

  void Render(vtkRenderer* ren) override { this->Load(ren); }


  vtkGetMacro(CubeMapSize, unsigned int);
  vtkSetMacro(CubeMapSize, unsigned int);

  void ReleaseGraphicsResources(vtkWindow*) override;
 
protected:
  vtkEquirectangularToCubeMapTexture();
  ~vtkEquirectangularToCubeMapTexture() override;
 
  unsigned int CubeMapSize = 512;
  vtkOpenGLTexture* InputTexture = nullptr;
 
private:
  vtkEquirectangularToCubeMapTexture(const vtkEquirectangularToCubeMapTexture&) = delete;
  void operator=(const vtkEquirectangularToCubeMapTexture&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif