vtkHomogeneousTransform.h

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

#include "vtkAbstractTransform.h"
#include "vtkCommonTransformsModule.h" // For export macro
#include "vtkWrappingHints.h"          // For VTK_MARSHALAUTO

VTK_ABI_NAMESPACE_BEGIN
class vtkMatrix4x4;

class VTKCOMMONTRANSFORMS_EXPORT VTK_MARSHALAUTO vtkHomogeneousTransform
  : public vtkAbstractTransform
{
public:
  vtkTypeMacro(vtkHomogeneousTransform, vtkAbstractTransform);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  void TransformPoints(vtkPoints* inPts, vtkPoints* outPts) override;

  void TransformPointsNormalsVectors(vtkPoints* inPts, vtkPoints* outPts, vtkDataArray* inNms,
    vtkDataArray* outNms, vtkDataArray* inVrs, vtkDataArray* outVrs, int nOptionalVectors = 0,
    vtkDataArray** inVrsArr = nullptr, vtkDataArray** outVrsArr = nullptr) override;

  void GetMatrix(vtkMatrix4x4* m);

  vtkMatrix4x4* GetMatrix()
  {
    this->Update();
    return this->Matrix;
  }

  vtkHomogeneousTransform* GetHomogeneousInverse()
  {
    return static_cast<vtkHomogeneousTransform*>(this->GetInverse());
  }


  void InternalTransformPoint(const float in[3], float out[3]) override;
  void InternalTransformPoint(const double in[3], double out[3]) override;


  void InternalTransformDerivative(
    const float in[3], float out[3], float derivative[3][3]) override;
  void InternalTransformDerivative(
    const double in[3], double out[3], double derivative[3][3]) override;

protected:
  vtkHomogeneousTransform();
  ~vtkHomogeneousTransform() override;

  void InternalDeepCopy(vtkAbstractTransform* transform) override;

  vtkMatrix4x4* Matrix;

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

VTK_ABI_NAMESPACE_END
#endif