Inventor/nodes/SoMarkerSet.h

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**=======================================================================*/
/*=======================================================================
** Author      : R. ALBOU (May 1998)
**=======================================================================*/

/* include files */
#ifndef _SO_MARKER_SET_
#define _SO_MARKER_SET_

#include <Inventor/nodes/SoPointSet.h>
#include <Inventor/fields/SoMFInt32.h>
#include <Inventor/fields/SoSFFloat.h>
#include <Inventor/fields/SoMFFloat.h>

class SbThreadMutex;
class SoMarker;

namespace markerset {
    class SoMarkerSetImpl;
}
class SoMarkerSizeCache;
/*----------------------------------------------------------------------------*/

class  SoMarkerSet : public SoPointSet {
  SO_NODE_HEADER(SoMarkerSet) ;

 public:
  SoMFInt32 markerIndex;

  SoMFFloat markerScale;

  SoSFFloat markerGlobalScale;

  SoMarkerSet() ;

  enum MarkerType {
    CROSS_5_5,
    PLUS_5_5,
    MINUS_5_5,
    SLASH_5_5,
    BACKSLASH_5_5,
    BAR_5_5,
    STAR_5_5,
    Y_5_5,
    LIGHTNING_5_5,
    WELL_5_5,

    CIRCLE_LINE_5_5,
    SQUARE_LINE_5_5,
    DIAMOND_LINE_5_5,
    TRIANGLE_LINE_5_5,
    RHOMBUS_LINE_5_5,
    HOURGLASS_LINE_5_5,
    SATELLITE_LINE_5_5,
    PINE_TREE_LINE_5_5,
    CAUTION_LINE_5_5,
    SHIP_LINE_5_5,

    CIRCLE_FILLED_5_5,
    SQUARE_FILLED_5_5,
    DIAMOND_FILLED_5_5,
    TRIANGLE_FILLED_5_5,
    RHOMBUS_FILLED_5_5,
    HOURGLASS_FILLED_5_5,
    SATELLITE_FILLED_5_5,
    PINE_TREE_FILLED_5_5,
    CAUTION_FILLED_5_5,
    SHIP_FILLED_5_5,

    CROSS_7_7,
    PLUS_7_7,
    MINUS_7_7,
    SLASH_7_7,
    BACKSLASH_7_7,
    BAR_7_7,
    STAR_7_7,
    Y_7_7,
    LIGHTNING_7_7,
    WELL_7_7,

    CIRCLE_LINE_7_7,
    SQUARE_LINE_7_7,
    DIAMOND_LINE_7_7,
    TRIANGLE_LINE_7_7,
    RHOMBUS_LINE_7_7,
    HOURGLASS_LINE_7_7,
    SATELLITE_LINE_7_7,
    PINE_TREE_LINE_7_7,
    CAUTION_LINE_7_7,
    SHIP_LINE_7_7,

    CIRCLE_FILLED_7_7,
    SQUARE_FILLED_7_7,
    DIAMOND_FILLED_7_7,
    TRIANGLE_FILLED_7_7,
    RHOMBUS_FILLED_7_7,
    HOURGLASS_FILLED_7_7,
    SATELLITE_FILLED_7_7,
    PINE_TREE_FILLED_7_7,
    CAUTION_FILLED_7_7,
    SHIP_FILLED_7_7,

    CROSS_9_9,
    PLUS_9_9,
    MINUS_9_9,
    SLASH_9_9,
    BACKSLASH_9_9,
    BAR_9_9,
    STAR_9_9,
    Y_9_9,
    LIGHTNING_9_9,
    WELL_9_9,

    CIRCLE_LINE_9_9,
    SQUARE_LINE_9_9,
    DIAMOND_LINE_9_9,
    TRIANGLE_LINE_9_9,
    RHOMBUS_LINE_9_9,
    HOURGLASS_LINE_9_9,
    SATELLITE_LINE_9_9,
    PINE_TREE_LINE_9_9,
    CAUTION_LINE_9_9,
    SHIP_LINE_9_9,

    CIRCLE_FILLED_9_9,
    SQUARE_FILLED_9_9,
    DIAMOND_FILLED_9_9,
    TRIANGLE_FILLED_9_9,
    RHOMBUS_FILLED_9_9,
    HOURGLASS_FILLED_9_9,
    SATELLITE_FILLED_9_9,
    PINE_TREE_FILLED_9_9,
    CAUTION_FILLED_9_9,
    SHIP_FILLED_9_9
  };

  static int getNumDefinedMarkers();

  static void addMarker(int markerIndex, const SbVec2s &size, const unsigned char *bytes,
                        SbBool isLSBFirst = TRUE, SbBool isUpToDown = TRUE);

  static void addMarker(int markerIndex, const SbVec2s &size,
                        const unsigned char *bytes,
                        const uint32_t *orderedRGBA,
                        SbBool isLSBFirst = TRUE, SbBool isUpToDown = TRUE);

  static void addMarker(int markerIndex, SoMarker* marker );

  static SbBool getMarker(int markerIndex,
                          SbVec2s &size,
                          const unsigned char *&bytes,
                          SbBool &isLSBFirst);

  static SbBool getMarker(int markerIndex,
                          SbVec2s &size,
                          const unsigned char *&bytes,
                          const uint32_t *&orderedRGBA,
                          SbBool &isLSBFirst);

  static SoMarker* getMarker( int markerIndex );

  static SbBool removeMarker(int markerIndex);

private:
  virtual void  GLRender(SoGLRenderAction *action);
  virtual void  getPrimitiveCount(SoGetPrimitiveCountAction *action);

  // Computes bounding box
  virtual void  computeBBox( SoAction *action, SbBox3f &box, SbVec3f &center );

  static SbBool isMarkerBitSet(int markerIndex, int bitNumber);

private:
  static void initClass();
  static void exitClass();
  SbBool  callShouldGLRender(SoGLRenderAction *action, SbBool isPointOrLines);

SoINTERNAL private:
  virtual ~SoMarkerSet();
  
  // Generates markers representing marker set
  virtual void generatePrimitives(SoAction *action);
  virtual void invokePointCallbacks_(SoAction *action, const SoPrimitiveVertex *v, const uint32_t index);

  virtual void notify(SoNotList *list);

private:

  markerset::SoMarkerSetImpl* m_MarkerSetShaderImpl;
  markerset::SoMarkerSetImpl* m_MarkerSetRasterImpl;
  void updateImpl(markerset::SoMarkerSetImpl* impl, SoNotList* list);
  markerset::SoMarkerSetImpl* chooseImplementation(SoState* state);

  // Cache storage for marker sizes during rayPick action
  SoRayPickAction* m_currentPickAction;
  SoMarkerSizeCache* m_markerSizeCache;
};

#endif // !_SO_MARKER_SET_

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Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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