SoSphere.h

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/*=======================================================================
** Author      : Paul S. Strauss (MMM yyyy)
** Modified by : Nick Thompson (MMM yyyy)
**=======================================================================*/
/*=======================================================================
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**=======================================================================*/
/*=======================================================================
** Modified by : VSG (MMM YYYY)
**=======================================================================*/
 
 
#ifndef  _SO_SPHERE_
#define  _SO_SPHERE_
 
#include <Inventor/SbVec.h>
#include <Inventor/SbBox.h>
#include <Inventor/fields/SoSFFloat.h>
#include <Inventor/nodes/SoShape.h>
 
//
//  Class: SoSphere
//
//  Simple sphere. By default a sphere has radius 1 and is centered
//  around the origin.
//
 
SO_PIMPL_PUBLIC_DECLARATION( SoSphere );
 
class  SoSphere : public SoShape
{
 
  SO_NODE_HEADER(SoSphere);
  SO_PIMPL_PUBLIC_HEADER( SoSphere );
 
public:
  // Fields
  SoSFFloat           radius;
 
  SoSphere();
 
 private:
  virtual void        GLRender(SoGLRenderAction *action);
  virtual void        rayPick(SoRayPickAction *action);
  virtual void        getPrimitiveCount(SoGetPrimitiveCountAction *action);
 
  // Computes bounding box of sphere
  virtual void        computeBBox(SoAction *action, SbBox3f &box,
                                  SbVec3f &center);
 
 private:
  static void         initClass();
  static void         exitClass();
 
  virtual SoChildList* getChildren() const;
 
 private:
  // Generates triangles representing a sphere
  virtual void        generatePrimitives(SoAction *action);
 
  virtual ~SoSphere();
};
 
#endif /* _SO_SPHERE_ */