VolumeViz/nodes/SoVolumeGeometry.h

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/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/

#ifndef SO_VOLUME_GEOMETRY_H
#define SO_VOLUME_GEOMETRY_H

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

#include <Inventor/SbBox.h>
#include <Inventor/STL/vector>

#include <VolumeViz/nodes/SoVolumeShape.h>
#include <VolumeViz/nodes/SoSlice.h>

#include <LDM/SoLDMTileID.h>
#include <LDM/actions/SoLdmValuationActionInterface.h>

class SoVertexShape;
class SoVolumeGeometryVbo;
class SoGLRenderAction;
class SoAction;
class SoState;
class SoBoundingBoxCache;
class SoPrimitiveVertex;
class SoLdmValuationAction;

class  SoVolumeGeometry : public SoLdmValuationActionInterface
{
public:

  SoVolumeGeometry();

  virtual ~SoVolumeGeometry();

private:

  float intersectGeometry(const SoLDMTileID& tile) const;

  virtual void triangleCB(SoAction* action,
    const SoPrimitiveVertex *v0,
    const SoPrimitiveVertex *v1,
    const SoPrimitiveVertex *v2 ) const ;

  virtual void lineCB( SoAction* action,
    const SoPrimitiveVertex *v0,
    const SoPrimitiveVertex *v1 ) const ;

  virtual void pointCB( SoAction* action, const SoPrimitiveVertex *v ) const ;

  inline void setEnableBumMapping(bool flag);

  inline bool isBumpMappingEnabled();

  inline void setBumpScale(float scale);

  inline float getBumScale();

  inline void setAlphaUse (SoSlice::AlphaUse alphaUse);

  inline SoSlice::AlphaUse getAlphaUse();

  inline void setUseRGBA(bool flag);

  inline bool isUsingRGBA();

#if 1             SoDEPRECATED
  virtual SoVolumeShape::Interpolation getInteractiveInterpolationValue(SoState* state) const = 0;
#endif 
#if 1             SoDEPRECATED
  inline SoVolumeShape::Composition getComposition();

#endif 
private:

  inline void setClipGeometry(bool flag);

  virtual void GLRenderBoundingBox(SoGLRenderAction* action) = 0;

  virtual void shapeRender(SoGLRenderAction* action) = 0;

  virtual void shapeGeneratePrimitives(SoAction* action) = 0;

  void createRenderInterfaces(SoShape* bindedShape);

  virtual void getBBox(SoAction *action, SbBox3f &box, SbVec3f &center) = 0;

  virtual void getBBox(SoAction *action, SbXfBox3d &box, SbVec3d &center) = 0;

  void doRendering(SoGLRenderAction* action, float offset);

  void computeBBox(SoAction *action, SbBox3f &box, SbVec3f &center);

  void computeBBox(SoAction *action, SbXfBox3d &box, SbVec3d &center);

  virtual void ldmAction(SoLdmValuationAction* action);

  virtual int getNumVertices(SoState* state) = 0;

  virtual int getIndexCoord(int index) const = 0;

  void invalidateBboxCache();

  SoVolumeGeometryVbo* m_volVbo;

  bool m_clipGeometry;

  friend class SoLdmValuationAction;
  friend class SoVolumeGeometryVbo;
  friend class SoVolumeStateGeometry;
  friend class SoFenceSlice;

  SoSlice::AlphaUse m_alphaUse;

  bool m_enableBumpMapping;

  float m_bumpScale;

  
  bool m_useRGBA;

private:

  void renderVbo(SoGLRenderAction *action);

  SoBoundingBoxCache* m_bboxCache[2];



};

/*******************************************************************************/
void
SoVolumeGeometry::setClipGeometry(bool flag)
{
  m_clipGeometry = flag;
}

bool 
SoVolumeGeometry::isBumpMappingEnabled()
{
  return m_enableBumpMapping;
}

float 
SoVolumeGeometry::getBumScale()
{
  return m_bumpScale;
}

SoSlice::AlphaUse 
SoVolumeGeometry::getAlphaUse()
{
  return m_alphaUse;
}

void 
SoVolumeGeometry::setEnableBumMapping(bool flag)
{
  m_enableBumpMapping = flag;
}


void 
SoVolumeGeometry::setBumpScale(float scale)
{
  m_bumpScale = scale;
}

void 
SoVolumeGeometry::setAlphaUse (SoSlice::AlphaUse alphaUse)
{
  m_alphaUse = alphaUse;
}

bool
SoVolumeGeometry::isUsingRGBA()
{
  return m_useRGBA;
}

void
SoVolumeGeometry::setUseRGBA(bool flag)
{
  m_useRGBA = flag;
}

#ifdef _MSC_VER
#pragma warning(pop)
#endif

#endif

---

Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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