vtkAnariRenderer.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkAnariRenderer_h
#define vtkAnariRenderer_h

#include "vtkAnariDevice.h" // For device ivar
#include "vtkObject.h"
#include "vtkRenderingAnariModule.h" // For export macro
#include "vtkSmartPointer.h"         // For device ivar

#include <anari/anari_cpp.hpp> // for ANARI handles

VTK_ABI_NAMESPACE_BEGIN

class vtkAnariRendererInternals;
class vtkAnariDevice;

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


  void SetAnariDevice(vtkAnariDevice* d);
  vtkGetSmartPointerMacro(AnariDevice, vtkAnariDevice);

  void SetSubtype(const char* subtype = "default");

  const char* GetSubtype() const;


  void SetParameterb(const char* param, bool);
  void SetParameteri(const char* param, int);
  void SetParameter2i(const char* param, int, int);
  void SetParameter3i(const char* param, int, int, int);
  void SetParameter4i(const char* param, int, int, int, int);
  void SetParameterf(const char* param, float);
  void SetParameter2f(const char* param, float, float);
  void SetParameter3f(const char* param, float, float, float);
  void SetParameter4f(const char* param, float, float, float, float);

  anari::Renderer GetHandle() const;

  std::vector<std::pair<std::string, int>> GetRendererParameters() const;

  std::string GetRendererParameterDescription(std::pair<std::string, int> rparam) const;

  bool IsRendererParameterRequired(std::pair<std::string, int> rparam) const;


  const void* GetRendererParameterDefault(std::pair<std::string, int> rparam);
  const void* GetRendererParameterMinimum(std::pair<std::string, int> rparam);
  const void* GetRendererParameterMaximum(std::pair<std::string, int> rparam);
  const void* GetRendererParameterValue(std::pair<std::string, int> rparam);

protected:
  vtkAnariRenderer();

  ~vtkAnariRenderer() override;

  // member variables
  vtkSmartPointer<vtkAnariDevice> AnariDevice = nullptr;

private:
  void CheckAnariDeviceInitialized();

  vtkAnariRenderer(const vtkAnariRenderer&) = delete;
  void operator=(const vtkAnariRenderer&) = delete;

  vtkAnariRendererInternals* Internal{ nullptr };
};

VTK_ABI_NAMESPACE_END
#endif