More work towards non-homogeneous dirichlet.

examples/FEM4EllipticPDE_bhmag.cpp

@@ -86,6 +86,8 @@ Real Magnet(const Real& x, const Real& y, const Real& z);
 
 int main(int argc, char**argv) {
 
+    Eigen::initParallel();
+
     if (argc < 4) {
         std::cout << "usage: ./utFEMEllipticPDE_bhmag  <g.vtu>  <mesh.vtu>  <results.vtu>" << std::endl;
         //std::cout << "usage: ./utFEMEllipticPDE_bhmag   <mesh.vtu>  <results.vtu>" << std::endl;

examples/borehole/sphere.geo

@@ -8,10 +8,10 @@
  */
 
 radius = 2.25;     // Radius of the damn thing
-lc = radius/6;     //  0.25;   // Target element size
+lc = radius/11;     //  0.25;   // Target element size
 
 // Total Solution Space
-Box = 12*radius; // The down side of potential
+Box = 6*radius; // The down side of potential
 X0 = -Box;
 X1 =  Box;
 Y0 = -Box;
@@ -19,7 +19,7 @@ Y1 =  Box;
 Z0 = -Box;
 Z1 =  Box;
 
-cellSize=radius/6; ///10;
+cellSize=radius/11; ///10;
 dd = 0 ; //  1e-5; //cellSize; // .01;
 pio2=Pi/2;
 

examples/borehole/sphereBox.geo

@@ -14,7 +14,7 @@ radius = 2.25;     // Radius of the damn thing
 lc = 2*radius;   //  0.25;   // Target element size
 
 // Total Solution Space
-Box = 12*radius; // The down side of potential
+Box = 6*radius; // The down side of potential
 X0 = -Box;
 X1 =  Box;
 Y0 = -Box;

src/FEM4EllipticPDE.cpp

@@ -48,7 +48,7 @@ namespace Lemma {
 	// ====================  LIFECYCLE     =======================
 
 	FEM4EllipticPDE::FEM4EllipticPDE(const std::string&name) :
-			LemmaObject(name), BndryH(1000), BndrySigma(1000),
+			LemmaObject(name), BndryH(10), BndrySigma(10),
             vtkSigma(NULL), vtkG(NULL), vtkGrid(NULL), gFcn3(NULL) {
 	}
 
@@ -320,6 +320,8 @@ namespace Lemma {
                 sigma_bar /= 4.;
             }
             */
+
+            // TEST VOID IN SIGMA!! TODO DON"T KEEP THIS
             Real xc = C.col(1).array().mean();
             Real yc = C.col(2).array().mean();
             Real zc = C.col(3).array().mean();
@@ -329,6 +331,9 @@ namespace Lemma {
                 sigma_bar = 1.;
             }
 
+            auto W = VectorXr::Zero(4);
+            auto G = GradPhi.block<3,3>(1,1) * GradPhi.block<3,3>(1,1).transpose()*W;
+
             for (int ii=0; ii<4; ++ii) {
                 for (int jj=0; jj<4; ++jj) {
                     /* homogeneous Dirichlet boundary */