MeshVizXLM/mapping/nodes/MoMeshGridPlaneSlice.h

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/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/
#ifndef  _MO_MESHGRIDPLANESLICE_
#define  _MO_MESHGRIDPLANESLICE_

#include <MeshVizXLM/MbVec3.h>

#include <MeshVizXLM/mapping/nodes/MoMeshRepresentation.h>

#include <Inventor/fields/SoSFPlane.h>

#ifdef _WIN32
#pragma warning(push)
#pragma warning(disable:4251)
#endif

class MiGridPlaneSliceExtractUnstructured;
class MiGridPlaneSliceExtractUnstructuredIjk;
class MiGridPlaneSliceExtractIjk;
class MiVolumeMeshUnstructured;
class MiVolumeMeshUnstructuredIjk;
class MiVolumeMeshHexahedronIjk;
class MiVolumeMeshRegular;
class MiVolumeMeshRectilinear;
class MiVolumeMeshCurvilinear;

class MESHIVIZDM_API MoMeshGridPlaneSlice : public MoMeshRepresentation {

  SO_NODE_HEADER(MoMeshGridPlaneSlice) ;

 public:

  MoMeshGridPlaneSlice() ;

  SoSFPlane  plane;

  SoSFFloat  step;


  const MiGridPlaneSliceExtractUnstructured*     getUnstructuredExtractor();
  const MiGridPlaneSliceExtractUnstructuredIjk*  getUnstructuredIjkExtractor();
  const MiGridPlaneSliceExtractIjk*              getIjkExtractor();

  /*----------------------------------------------------------------------------*/
 private:
  static void initClass() ;
    static void exitClass() ;

 private:
  virtual void doExtract(SoAction *action);
  virtual const MiMesh* getExtractedMesh(MeshType& meshType);

  // computes the extract of the data set corresponding to the given index in the state list from the current representation's extractor.
  // Grid Plane Slice returns always MiScalardSetIj
  const MiScalardSetIj* extractScalarSetIj(SoState * state,size_t scalarSetId) ;

  // computes the extract of the data set corresponding to the given index in the state list from the current representation's extractor.
  // a grid always returns a MiVec3dSetIj
  const MiVec3dSetIj* extractVec3SetIj(SoState * state,size_t vec3SetId);

 private:
  virtual ~MoMeshGridPlaneSlice() ;  

  virtual void clear();
  virtual void computePlane(MbVec3d& normal, double& distance);

  template<typename _MeshInterface, typename _Extractor, typename _ScalarSet, typename _CellFilter>
  void doExtract(SoState * state,const _MeshInterface* mesh, _Extractor** extractor);

  template<typename _Extractor, typename _ScalarSet, typename _CellFilter>
  void extract(SoState * state, _Extractor* extractor, const std::vector<const MiScalardSet*>& colorSets, const _CellFilter *cellFilter);

  // Extractors used internally
  MiGridPlaneSliceExtractUnstructured*    m_gridPlaneSliceExtractU;
  MiGridPlaneSliceExtractUnstructuredIjk* m_gridPlaneSliceExtractUIjk;
  MiGridPlaneSliceExtractIjk*             m_gridPlaneSliceExtractIjk;

} ;

#ifdef _WIN32
#pragma warning(pop)
#endif

#endif /* _MO_MESHGRIDPLANESLICE_ */

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Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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