*** empty log message ***

Solver/SElement.cpp

+#include "SElement.h"
+
+simpleFunction<double> * SElement::_enrichement_s = 0,* SElement::_enrichement_t = 0;
+
+void SElement::gradNodalFunctions ( double u, double v, double w, double invjac[3][3],double Grads[][3],
+				    simpleFunction<double> *_enrichement)
+{
+  double grads[256][3];
+  _e->getGradShapeFunctions(u, v, w, grads);
+
+  int nbNodes = getNumNodalShapeFunctions();
+  for (int j = 0; j < nbNodes; j++){
+    Grads[j][0] = invjac[0][0] * grads[j][0] + invjac[0][1] * grads[j][1] + 
+      invjac[0][2] * grads[j][2];
+    Grads[j][1] = invjac[1][0] * grads[j][0] + invjac[1][1] * grads[j][1] + 
+      invjac[1][2] * grads[j][2];
+    Grads[j][2] = invjac[2][0] * grads[j][0] + invjac[2][1] * grads[j][1] + 
+      invjac[2][2] * grads[j][2];
+  }
+  
+  if (_enrichement){
+    const int N = getNumNodalShapeFunctions();
+    SPoint3 p;
+    double sf[256];
+    _e->getShapeFunctions(u, v, w, sf);
+    // FIXME : re-use sf for computing coordinates
+    _e->pnt(u,v,w,p);
+    double E = (*_enrichement_s)(p.x(),p.y(),p.z());
+    double dEdx,dEdy,dEdz;
+    _enrichement_s->gradient(p.x(),p.y(),p.z(),dEdx,dEdy,dEdz);
+    for (int i=0;i<N;i++){
+      Grads[i][0] = Grads[i][0] * E + dEdx * sf[i];
+      Grads[i][1] = Grads[i][1] * E + dEdy * sf[i];
+      Grads[i][2] = Grads[i][2] * E + dEdz * sf[i];
+    }
+  }
+}
+
+void SElement::nodalFunctions ( double u, double v, double w, double s[],
+				simpleFunction<double> *_enrichement)
+{
+  _e->getShapeFunctions(u, v, w, s);
+  if (_enrichement){
+    const int N =  getNumNodalShapeFunctions();
+    SPoint3 p;
+    // FIXME : re-use s for computing coordinates
+    _e->pnt(u,v,w,p);
+    double E = (*_enrichement_s)(p.x(),p.y(),p.z());
+    for (int i=0;i<N;i++){
+      s[i] *= E;
+    }
+  }
+}
+
+
+void SElement::gradNodalShapeFunctions ( double u, double v, double w, double invjac[3][3],
+					 double grads[][3])
+{
+  gradNodalFunctions (u,v,w,invjac,grads,_enrichement_s); 
+}
+
+void SElement::gradNodalTestFunctions ( double u, double v, double w, double invjac[3][3],
+					double grads[][3])
+{
+  gradNodalFunctions (u,v,w,invjac,grads,_enrichement_t); 
+}
+
+void SElement::nodalShapeFunctions ( double u, double v, double w, double s[])
+{
+  nodalFunctions (u,v,w,s,_enrichement_s); 
+}
+
+void SElement::nodalTestFunctions ( double u, double v, double w, double s[])
+{
+  nodalFunctions (u,v,w,s,_enrichement_t); 
+}
+
+int SElement::getNumNodalShapeFunctions ( ) const {
+  if (_e->getParent())return _e->getParent()->getNumVertices();
+  return _e->getNumVertices();
+}
+
+int SElement::getNumNodalTestFunctions ( ) const {
+  if (_e->getParent())return _e->getParent()->getNumVertices();
+  return _e->getNumVertices();
+}