vtkCompositeCellGridMapper.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkCompositeCellGridMapper_h
#define vtkCompositeCellGridMapper_h
 
#include "vtkMapper.h"
 
#include "vtkCompositeDataDisplayAttributes.h" // for ivar
#include "vtkRenderingCoreModule.h"            // For export macro.
#include "vtkSmartPointer.h"                   // for ivar
#include "vtkStateStorage.h"                   // for ivar
#include "vtkStringToken.h"                    // For ivars
 
#include <memory> // for ivar
 
VTK_ABI_NAMESPACE_BEGIN
class vtkCellGridMapper;
class vtkInformation;
class vtkRenderer;
class vtkActor;
 
class VTKRENDERINGCORE_EXPORT vtkCompositeCellGridMapper : public vtkMapper
{
 
public:
  static vtkCompositeCellGridMapper* New();
  vtkTypeMacro(vtkCompositeCellGridMapper, vtkMapper);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  void Render(vtkRenderer* ren, vtkActor* a) override;


  double* GetBounds() VTK_SIZEHINT(6) override;
  void GetBounds(double bounds[6]) override { this->Superclass::GetBounds(bounds); }

  void ReleaseGraphicsResources(vtkWindow*) override;


  bool HasOpaqueGeometry() override;
  bool RecursiveHasTranslucentGeometry(vtkDataObject* dobj, unsigned int& flat_index);
  bool HasTranslucentPolygonalGeometry() override;

  vtkSetStringTokenMacro(ProcessIdAttributeName);
  vtkGetStringTokenMacro(ProcessIdAttributeName);
  vtkSetStringTokenMacro(CompositeIdAttributeName);
  vtkGetStringTokenMacro(CompositeIdAttributeName);
  vtkSetStringTokenMacro(PointIdAttributeName);
  vtkGetStringTokenMacro(PointIdAttributeName);
  vtkSetStringTokenMacro(CellIdAttributeName);
  vtkGetStringTokenMacro(CellIdAttributeName);

  void SetProcessIdArrayName(const char*) {}
  void SetCompositeIdArrayName(const char*) {}
  void SetPointIdArrayName(const char*) {}
  void SetCellIdArrayName(const char*) {}

  vtkGetSmartPointerMacro(CompositeDataDisplayAttributes, vtkCompositeDataDisplayAttributes);
  virtual void SetCompositeDataDisplayAttributes(vtkCompositeDataDisplayAttributes*);

  vtkMTimeType GetMTime() override;
 
protected:
  vtkCompositeCellGridMapper();
  ~vtkCompositeCellGridMapper() override;

  vtkExecutive* CreateDefaultExecutive() override;

  int FillInputPortInformation(int port, vtkInformation* info) override;

  void BuildRenderValues(
    vtkRenderer* renderer, vtkActor* actor, vtkDataObject* dobj, unsigned int& flatIndex);

  virtual vtkCellGridMapper* MakeAMapper();

  void ComputeBounds();

  vtkTimeStamp BoundsMTime;
 
  // State at the time translucent tests were performed.
  vtkStateStorage TranslucentState;
  // State at the time render values were built.
  vtkStateStorage RenderValuesState;
  // Temporary state used for comparisons against above states.
  vtkStateStorage TempState;
  // Cached result of HasTranslucentPolygonalGeometry
  bool HasTranslucentGeometry = false;

  vtkStringToken ProcessIdAttributeName;
  vtkStringToken CompositeIdAttributeName;
  vtkStringToken PointIdAttributeName;
  vtkStringToken CellIdAttributeName;
  vtkSmartPointer<vtkCompositeDataDisplayAttributes> CompositeDataDisplayAttributes;
 
private:
  vtkCompositeCellGridMapper(const vtkCompositeCellGridMapper&) = delete;
  void operator=(const vtkCompositeCellGridMapper&) = delete;
 
  class vtkInternals;
  std::unique_ptr<vtkInternals> Internals;
};
 
VTK_ABI_NAMESPACE_END
#endif