vtkEdgeSubdivisionCriterion.h

Go to the documentation of this file.

// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-FileCopyrightText: Copyright 2003 Sandia Corporation
// SPDX-License-Identifier: LicenseRef-BSD-3-Clause-Sandia-USGov
#ifndef vtkEdgeSubdivisionCriterion_h
#define vtkEdgeSubdivisionCriterion_h

#include "vtkFiltersCoreModule.h" // For export macro
#include "vtkObject.h"
#include "vtkWrappingHints.h" // For VTK_MARSHALAUTO

VTK_ABI_NAMESPACE_BEGIN
class vtkDataSetAttributes;
class vtkMatrix4x4;
class vtkStreamingTessellator;

class VTKFILTERSCORE_EXPORT VTK_MARSHALAUTO vtkEdgeSubdivisionCriterion : public vtkObject
{
public:
  vtkTypeMacro(vtkEdgeSubdivisionCriterion, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  virtual bool EvaluateLocationAndFields(double* p1, int field_start) = 0;

  virtual int PassField(int sourceId, int sourceSize, vtkStreamingTessellator* t);

  virtual void ResetFieldList();

  virtual bool DontPassField(int sourceId, vtkStreamingTessellator* t);

  const int* GetFieldIds() const;

  const int* GetFieldOffsets() const;

  int GetOutputField(int fieldId) const;

  int GetNumberOfFields() const;

protected:
  vtkEdgeSubdivisionCriterion();
  ~vtkEdgeSubdivisionCriterion() override;

  int* FieldIds;
  int* FieldOffsets;
  int NumberOfFields;

  bool ViewDependentEval(const double* p0, double* p1, double* p1_actual, const double* p2,
    int field_start, vtkMatrix4x4* viewtrans, const double* pixelSize,
    double allowableChordErr) const;

  bool FixedFieldErrorEval(double* p1, double* p1_actual, int field_start, int field_criteria,
    double* allowableFieldErr) const;

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

inline const int* vtkEdgeSubdivisionCriterion::GetFieldIds() const
{
  return this->FieldIds;
}
inline const int* vtkEdgeSubdivisionCriterion::GetFieldOffsets() const
{
  return this->FieldOffsets;
}
inline int vtkEdgeSubdivisionCriterion::GetNumberOfFields() const
{
  return this->NumberOfFields;
}

VTK_ABI_NAMESPACE_END
#endif // vtkEdgeSubdivisionCriterion_h