vtkHyperTreeGridRepresentation.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkHyperTreeGridRepresentation_h
#define vtkHyperTreeGridRepresentation_h

#include "vtkPVDataRepresentation.h"

#include "vtkNew.h"                 // for vtkNew
#include "vtkPVLODActor.h"          // Upcast in vtkActor
#include "vtkProperty.h"            // needed for VTK_POINTS etc.
#include "vtkRemotingViewsModule.h" // needed for exports

#include <string> // needed for std::string

class vtkDataObjectTree;
class vtkOpenGLHyperTreeGridMapper;
class vtkPVGeometryFilter;
class vtkPiecewiseFunction;
class vtkScalarsToColors;
class vtkTexture;

class VTKREMOTINGVIEWS_EXPORT vtkHyperTreeGridRepresentation : public vtkPVDataRepresentation
{

public:
  static vtkHyperTreeGridRepresentation* New();
  vtkTypeMacro(vtkHyperTreeGridRepresentation, vtkPVDataRepresentation);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  int ProcessViewRequest(vtkInformationRequestKey* request_type, vtkInformation* inInfo,
    vtkInformation* outInfo) override;

  void SetVisibility(bool val) override;


  vtkGetMacro(AdaptiveDecimation, bool);
  vtkSetMacro(AdaptiveDecimation, bool);
  vtkBooleanMacro(AdaptiveDecimation, bool);


  vtkSetMacro(Ambient, double);
  vtkSetMacro(Diffuse, double);
  vtkSetMacro(Specular, double);
  vtkGetMacro(Ambient, double);
  vtkGetMacro(Diffuse, double);
  vtkGetMacro(Specular, double);

  enum RepresentationTypes
  {
    WIREFRAME = 1,
    SURFACE,
    SURFACE_WITH_EDGES
  };


  vtkSetClampMacro(Representation, int, WIREFRAME, SURFACE_WITH_EDGES);
  vtkGetMacro(Representation, int);

  virtual void SetRepresentation(const char*);

  vtkDataObject* GetRenderedDataObject(int port) override;

  void SetUseOutline(int);

  //***************************************************************************

  virtual void SetAmbientColor(double r, double g, double b);
  virtual void SetBaseIOR(double val);
  virtual void SetBaseColorTexture(vtkTexture* tex);
  virtual void SetCoatIOR(double val);
  virtual void SetCoatStrength(double val);
  virtual void SetCoatRoughness(double val);
  virtual void SetCoatColor(double a, double b, double c);
  virtual void SetCoatNormalScale(double val);
  virtual void SetColor(double r, double g, double b);
  virtual void SetDiffuseColor(double r, double g, double b);
  virtual void SetEdgeColor(double r, double g, double b);
  virtual void SetEdgeTint(double r, double g, double b);
  virtual void SetEmissiveFactor(double rval, double gval, double bval);
  virtual void SetEmissiveTexture(vtkTexture* tex);
  virtual void SetInteractiveSelectionColor(double r, double g, double b);
  virtual void SetInterpolation(int val);
  virtual void SetLineWidth(double val);
  virtual void SetMaterial(std::string name);
  virtual void SetMaterialTexture(vtkTexture* tex);
  virtual void SetMetallic(double val);
  virtual void SetNormalScale(double val);
  virtual void SetNormalTexture(vtkTexture* tex);
  virtual void SetOcclusionStrength(double val);
  virtual void SetOpacity(double val);
  virtual void SetPointSize(double val);
  virtual void SetRenderLinesAsTubes(bool);
  virtual void SetRenderPointsAsSpheres(bool);
  virtual void SetRoughness(double val);
  virtual void SetSpecularColor(double r, double g, double b);
  virtual void SetSpecularPower(double val);

  //***************************************************************************

  virtual void SetFlipTextures(bool);
  virtual void SetOrientation(double, double, double);
  virtual void SetOrigin(double, double, double);
  virtual void SetPickable(int val);
  virtual void SetPosition(double, double, double);
  virtual void SetScale(double, double, double);
  virtual void SetTexture(vtkTexture*);
  virtual void SetUserTransform(const double[16]);

  //***************************************************************************

  virtual void SetEnableScaling(int val);
  virtual void SetScalingArrayName(const char* val);
  virtual void SetScalingFunction(vtkPiecewiseFunction* pwf);
  virtual void SetMaterial(const char* val);
  virtual void SetLuminosity(double val);

  //***************************************************************************

  virtual void SetRepeatTextures(bool);
  vtkGetMacro(RepeatTextures, bool);
  virtual void SetInterpolateTextures(bool);
  vtkGetMacro(InterpolateTextures, bool);
  virtual void SetUseMipmapTextures(bool);
  vtkGetMacro(UseMipmapTextures, bool);

  //***************************************************************************

  virtual void SetInterpolateScalarsBeforeMapping(int val);
  virtual void SetLookupTable(vtkScalarsToColors* val);

  virtual void SetMapScalars(bool val);

  virtual void SetStatic(int val);

  virtual void SetSelection(vtkSelection* selection);

  vtkActor* GetActor() { return this->GetRenderedProp(); }

  const char* GetColorArrayName();


  virtual void SetUseShaderReplacements(bool);
  vtkGetMacro(UseShaderReplacements, bool);


  void AddBlockSelector(const char* selector);
  void RemoveAllBlockSelectors();

  virtual void SetShaderReplacements(const char*);

protected:
  vtkHyperTreeGridRepresentation();
  ~vtkHyperTreeGridRepresentation() override;

  virtual void SetupDefaults();

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

  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;

  bool AddToView(vtkView* view) override;

  bool RemoveFromView(vtkView* view) override;

  void UpdateBlockVisibility(vtkDataObjectTree* dtree);

  virtual void UpdateColoringParameters();

  virtual vtkActor* GetRenderedProp() { return this->Actor; }

  void UpdateShaderReplacements();

  virtual bool NeedsOrderedCompositing();

  /*
   * Fields
   */

  // Specific to HTG mapper
  vtkNew<vtkOpenGLHyperTreeGridMapper> Mapper;
  bool AdaptiveDecimation = true;

  // Generic fields
  vtkNew<vtkPVLODActor> Actor;
  vtkNew<vtkProperty> Property;

  int Representation = SURFACE;

  bool RepeatTextures = false;
  bool InterpolateTextures = false;
  bool UseMipmapTextures = false;
  double Ambient = 0.0;
  double Specular = 0.0;
  double Diffuse = 1.0;
  double VisibleDataBounds[6];
  bool UseShaderReplacements = false;
  std::string ShaderReplacementsString;
  std::vector<std::string> BlockSelectors;

private:
  vtkHyperTreeGridRepresentation(const vtkHyperTreeGridRepresentation&) = delete;
  void operator=(const vtkHyperTreeGridRepresentation&) = delete;
};

#endif