MeshVizXLM/mapping/nodes/MoMeshVector.h

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

#include <MeshVizXLM/MbVec3.h>

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

#include <Inventor/fields/SoMFFloat.h>

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

class MiLineMeshUnstructured;
class MiLineMeshCurvilinear;
class MiLineMeshRegular;
class MiVolumeMeshUnstructured;
class MiVolumeMeshUnstructuredIjk;
class MiVolumeMeshRegular;
class MiVolumeMeshRectilinear;
class MiVolumeMeshCurvilinear;
class MiCellFilter;
class MiCellFilterI;
class MiMeshUnstructuredI;
class SoLineSet;
class SoVertexProperty;
class MiGeometryI;
class MxIndexDataSetI;
class MiMeshUnstructuredI;


class MESHIVIZDM_API MoMeshVector : public MoMeshRepresentation {

  SO_NODE_HEADER(MoMeshVector) ;

 public:

  MoMeshVector() ;

  SoSFInt32  vectorSetId;

  SoSFFloat  scaleFactor;

  SoSFFloat  shiftFactor;

  SoSFBool   arrow;

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

 private:
  virtual void doExtract(SoAction * action);

  // Does not create any new mesh so return NULL
  virtual const MiMesh* getExtractedMesh(MeshType& SO_UNUSED_PARAM(meshType)) { return NULL;}

 private:
  virtual ~MoMeshVector() ;  

  void clear();
  
  void doExtract(SoState* state, const MiMeshUnstructuredI& realMesh);

  template < typename _adaptorT, typename _MeshIjT>
  void doExtractSurfaceIj(SoState* state, _MeshIjT& realMesh);

  template < typename _adaptorT, typename _MeshIjkT>
  void doExtractVolumeIjk(SoState* state, _MeshIjkT& realMesh, MoDataBinding::DataBinding* dataBinding = NULL);

  void buildVectors(SoState* state, const MiMeshUnstructuredI& uMesh, const MiVec3dSetI& vec3, 
                    const MiScalardSetI* colorSet, const MiCellFilterI* filter=NULL);

  bool initLineSet(size_t numVectors, SoLineSet*& ls, SoVertexProperty*& vp);
  void fillLineSet(SoLineSet*& ls, SoVertexProperty*& vp, MxIndexDataSetI& extract, const MiGeometryI& geom, const MiVec3dSetI& vec3);
  void fillShapeSet(SoLineSet*& ls, SoVertexProperty*& vp, MxIndexDataSetI& extract, const MiGeometryI& geom, const MiVec3dSetI& vec3);
  void fillColors(SoState* state, SoLineSet* fs, SoVertexProperty* vp, MxIndexDataSetI& extract, const MiScalardSetI* colorSet);
  bool haveValuesChanged(size_t topoTimeStamp, size_t geoTimeStamp, size_t vec3TimeStamp, 
                         SoState* state, const MiDataSet* colorSet, const MiCellFilter* filter=NULL);

  size_t m_topoTimeStamp;
  size_t m_geoTimeStamp;
  size_t m_vec3TimeStamp;
  size_t m_colorTimeStamp;
  size_t m_colorMapTimeStamp;
  size_t m_cellFilterTimeStamp;
  float m_scaleFactor;
  float m_shiftFactor;
  bool  m_arrow;

  size_t m_numPointVec;

  MxIndexDataSetI* m_extract;

  bool m_cleared;

} ;

#ifdef _WIN32
#pragma warning(pop)
#endif

#endif /* _MO_MESHVECTORS_ */

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Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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