vtkOSPRayPointGaussianMapperNode.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkOSPRayPointGaussianMapperNode_h
#define vtkOSPRayPointGaussianMapperNode_h
 
#include "vtkOSPRayPolyDataMapperNode.h"
#include "vtkRenderingRayTracingModule.h" // For export macro
 
VTK_ABI_NAMESPACE_BEGIN
class vtkOSPRayActorNode;
class vtkPolyData;
 
class VTKRENDERINGRAYTRACING_EXPORT vtkOSPRayPointGaussianMapperNode
  : public vtkOSPRayPolyDataMapperNode
{
public:
  static vtkOSPRayPointGaussianMapperNode* New();
  vtkTypeMacro(vtkOSPRayPointGaussianMapperNode, vtkOSPRayPolyDataMapperNode);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  void Render(bool prepass) override;
 
protected:
  vtkOSPRayPointGaussianMapperNode();
  ~vtkOSPRayPointGaussianMapperNode() override;
 
  void InternalRender(void* renderer, vtkOSPRayActorNode* aNode, vtkPolyData* poly, double opacity,
    std::string material);
 
  std::vector<OSPVolume> OSPRayVolumes;
  std::vector<OSPVolumetricModel> VolumetricModels;
  std::vector<OSPInstance> Instances;
  void ClearVolumetricModels();
 
  void RenderVolumetricModels();
 
  bool GetNeedToRebuild(vtkOSPRayActorNode*);
 
  int NumColors = 128;
  int ScaleTableSize = 1024;
  float* ScaleTable = nullptr;
  double ScaleScale = 1.0;
  double ScaleOffset = 0.0;
  int OpacityTableSize = 1024;
  float* OpacityTable = nullptr;
  double OpacityScale = 1.0;
  double OpacityOffset = 0.0;
  vtkTimeStamp ScaleTableUpdateTime;
  vtkTimeStamp OpacityTableUpdateTime;
 
private:
  vtkOSPRayPointGaussianMapperNode(const vtkOSPRayPointGaussianMapperNode&) = delete;
  void operator=(const vtkOSPRayPointGaussianMapperNode&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif