SoDistributeAction.h

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 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.),            ***
 ***              AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT.                     ***
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 ***                   COPYRIGHT (C) 1996-2014 BY FEI S.A.S,                        ***
 ***                        BORDEAUX, FRANCE                                        ***
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**=======================================================================*/
/*=======================================================================
** Author      : Ludovic PEINE (Jun 2007)
**=======================================================================*/
 
 
#ifndef  SO_DISTRIBUTE_ACTION
#define  SO_DISTRIBUTE_ACTION
 
#include <Inventor/actions/SoSubAction.h>
 
class  SoDistributeAction : public SoAction
{
  SO_ACTION_HEADER(SoDistributeAction);
 
public:
  enum DistributeMethod
  {
    ROUND_ROBIN,
    TRIANGLE_COUNT
  };
 
  SoDistributeAction();
 
#ifndef HIDDEN_FROM_DOC
  virtual ~SoDistributeAction();
#endif // HIDDEN_FROM_DOC
 
  void setDistributeMethod( DistributeMethod distribMethod );
 
  DistributeMethod getDistributeMethod();
 
private:
 
  static void initClass();
  static void exitClass();
 
  void setInitialWeight ( uint32_t initWeight );
 
  void setAverageWeight( uint32_t newAverage );
 
  uint32_t getAverageWeight();
 
  uint32_t getCurrentRUId();
 
  void setCurrentRUId( uint32_t currentRenderUnitId );
 
 
  void setRUIdWeight( uint32_t renderUnitId, uint32_t weight );
 
  uint32_t getRUIdWeight( uint32_t renderUnitId );
 
  uint32_t setCurRUIdWeight( uint32_t weight );
 
  uint32_t getRemainingWeight();
 
  void setRemainingWeight( uint32_t weight );
 
  uint32_t getBruteForceRUId();
 
private:
  
  void beginTraversal( SoNode* node );
 
private:
 
  DistributeMethod m_distributeMethod;
  uint32_t m_averageWeight;
  uint32_t m_currentRenderUnitId;
  uint32_t* m_weightAssigned;
  uint32_t m_initialWeight;
  uint32_t  m_remainingWeight;
 
  void resetParam();
  uint32_t getNextRUId();
};
 
// INLINE METHODS
 
inline void
SoDistributeAction::setDistributeMethod( SoDistributeAction::DistributeMethod distribMethod )
{
  m_distributeMethod = distribMethod;
}
 
inline SoDistributeAction::DistributeMethod 
SoDistributeAction::getDistributeMethod()
{ 
  return m_distributeMethod; 
}
 
inline uint32_t 
SoDistributeAction::getAverageWeight()
{
  return m_averageWeight;
}
 
inline void
SoDistributeAction::setAverageWeight( uint32_t newAverage )
{
  m_averageWeight = newAverage;
}
 
inline uint32_t
SoDistributeAction::getCurrentRUId()
{
  return m_currentRenderUnitId;
}
 
inline void
SoDistributeAction::setCurrentRUId( uint32_t currentRenderUnitId )
{
  m_currentRenderUnitId = currentRenderUnitId;
}
 
inline uint32_t 
SoDistributeAction::getRemainingWeight()
{
  return m_remainingWeight;
}
 
inline void
SoDistributeAction::setRemainingWeight( uint32_t weight )
{
  m_remainingWeight = weight;
}
 
#endif // SO_DISTRIBUTE_ACTION