Exemple #1
0
void IsoparametricTransformation::Transform (const DenseMatrix &matrix,
                                             DenseMatrix &result)
{
   MFEM_ASSERT(matrix.Height() == GetDimension(), "invalid input");
   result.SetSize(PointMat.Height(), matrix.Width());

   IntegrationPoint ip;
   Vector col;

   for (int j = 0; j < matrix.Width(); j++)
   {
      ip.Set(matrix.GetColumn(j), matrix.Height());

      result.GetColumnReference(j, col);
      Transform(ip, col);
   }
}
Exemple #2
0
void IsoparametricTransformation::Transform (const DenseMatrix &matrix,
                                             DenseMatrix &result)
{
   result.SetSize(PointMat.Height(), matrix.Width());

   IntegrationPoint ip;
   Vector col;

   for (int j = 0; j < matrix.Width(); j++)
   {
      ip.x = matrix(0, j);
      if (matrix.Height() > 1)
      {
         ip.y = matrix(1, j);
         if (matrix.Height() > 2)
         {
            ip.z = matrix(2, j);
         }
      }

      result.GetColumnReference(j, col);
      Transform(ip, col);
   }
}