vtkPBRPrefilterTexture.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkPBRPrefilterTexture_h
#define vtkPBRPrefilterTexture_h
 
#include "vtkOpenGLTexture.h"
#include "vtkRenderingOpenGL2Module.h" // For export macro
 
VTK_ABI_NAMESPACE_BEGIN
class vtkOpenGLFramebufferObject;
class vtkOpenGLRenderWindow;
class vtkOpenGLTexture;
class vtkRenderWindow;
 
class VTKRENDERINGOPENGL2_EXPORT vtkPBRPrefilterTexture : public vtkOpenGLTexture
{
public:
  static vtkPBRPrefilterTexture* New();
  vtkTypeMacro(vtkPBRPrefilterTexture, vtkOpenGLTexture);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  void SetInputTexture(vtkOpenGLTexture*);
  vtkGetObjectMacro(InputTexture, vtkOpenGLTexture);
 
  void Load(vtkRenderer*) override;
 
  void Render(vtkRenderer* ren) override { this->Load(ren); }
 
 
  vtkGetMacro(PrefilterSize, unsigned int);
 
 
  vtkGetMacro(PrefilterLevels, unsigned int);
  vtkSetMacro(PrefilterLevels, unsigned int);
 
 
  vtkGetMacro(PrefilterMaxSamples, unsigned int);
  vtkSetMacro(PrefilterMaxSamples, unsigned int);
 
 
  vtkGetMacro(ConvertToLinear, bool);
  vtkSetMacro(ConvertToLinear, bool);
  vtkBooleanMacro(ConvertToLinear, bool);
 
 
  vtkGetMacro(HalfPrecision, bool);
  vtkSetMacro(HalfPrecision, bool);
  vtkBooleanMacro(HalfPrecision, bool);
 
  void ReleaseGraphicsResources(vtkWindow*) override;
 
protected:
  vtkPBRPrefilterTexture() = default;
  ~vtkPBRPrefilterTexture() override;
 
  unsigned int PrefilterSize;
  unsigned int PrefilterLevels = 5;
  unsigned int PrefilterMaxSamples = 512;
  vtkOpenGLTexture* InputTexture = nullptr;
  bool ConvertToLinear = false;
  bool HalfPrecision = true;
 
private:
  vtkPBRPrefilterTexture(const vtkPBRPrefilterTexture&) = delete;
  void operator=(const vtkPBRPrefilterTexture&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif