SundancePolygonQuadrature.cpp

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//                             Sundance
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/* @HEADER@ */

#include "SundancePolygonQuadrature.hpp"

using namespace Sundance;
using namespace Teuchos;

int PolygonQuadrature::nrMaxLinePerCell_ = 5;

PolygonQuadrature::PolygonQuadrature( const QuadratureFamily& quad )
  : QuadratureFamilyBase(quad.order()) , quad_(quad)
{
  
}

XMLObject PolygonQuadrature::toXML() const
{
  XMLObject rtn("PolygonQuadrature");
  rtn.addAttribute("order", Teuchos::toString(order()));
  return rtn;
}



void PolygonQuadrature::getLineRule(Array<Point>& quadPoints,
                                     Array<double>& quadWeights) const 
{
  Array<Point> quadPoints_tmp;
  Array<double> quadWeights_tmp;
  quad_.getPoints( LineCell , quadPoints_tmp , quadWeights_tmp );

  // the nr. of points per line segments
  int nrPointPerLine = quadPoints_tmp.size() , ind = 0;

  // resize the point arrays and the weight arrays
  quadPoints.resize( nrMaxLinePerCell_*nrPointPerLine );
  quadWeights.resize( nrMaxLinePerCell_*nrPointPerLine );

  // each line segment
  for (int nrl = 0 ; nrl < nrMaxLinePerCell_ ; nrl++ ){
    // loop over each quadrature point
    for (int q = 0 ; q < nrPointPerLine ; q++ ){
      // copy the points and the weights several times
      quadPoints[ind] = quadPoints_tmp[q];
      quadWeights[ind] = quadWeights_tmp[q]/((double)nrMaxLinePerCell_);
      ind++;
    }
  }
}