GlbForceVec.h

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// $Id$
//==============================================================================
//==============================================================================
 
#ifndef _GLB_FORCE_VEC_H
#define _GLB_FORCE_VEC_H
 
#include "GlobalIntegral.h"
#include "MatVec.h"
#include <map>
 
class LocalIntegral;
class Vec3;
class SAM;
 
 
class GlbForceVec : public GlobalIntegral
{
public:
  explicit GlbForceVec(const SAM& _sam) : sam(_sam) {}
  virtual ~GlbForceVec() {}
 
  bool initNodeMap(const std::vector<int>& globalNodes, size_t nfc);
 
  virtual void initialize(char = 0);
  virtual bool finalize(bool = false);
 
  virtual bool assemble(const LocalIntegral* elmObj, int elmId);
 
  Vec3 getForce(int node) const;
 
  Vec3 getTotalForce() const;
 
  int getForce(size_t indx, Vec3& force) const;
 
  size_t size() const { return nodeMap.size(); }
 
private:
  const SAM&           sam;     
  Matrix               F;       
  std::vector<int>     nodeNum; 
  std::map<int,size_t> nodeMap; 
};
 
#endif