void BarycentricMapperMeshTopology<CudaVec3fTypes,CudaVec3fTypes>::applyJT( In::MatrixDeriv& out, const Out::MatrixDeriv& in)
{
Out::MatrixDeriv::RowConstIterator rowItEnd = in.end();
for ( Out::MatrixDeriv::RowConstIterator rowIt = in.begin(); rowIt != rowItEnd; ++rowIt)
{
Out::MatrixDeriv::ColConstIterator colItEnd = rowIt.end();
Out::MatrixDeriv::ColConstIterator colIt = rowIt.begin();
int indexIn;
if (colIt != colItEnd)
{
In::MatrixDeriv::RowIterator o = out.writeLine(rowIt.index());
for ( ; colIt != colItEnd; ++colIt)
{
indexIn = colIt.index();
InDeriv data = (InDeriv) colIt.val();
for (int j=0; j<maxNIn; ++j)
{
const OutReal f = ( OutReal ) getMapValue(indexIn,j);
int index = getMapIndex(indexIn,j);
if (index < 0) break;
o.addCol( index, data * f );
}
}
}
}
}
void BarycentricMapperSparseGridTopology<CudaVec3f1Types,CudaVec3f1Types>::applyJT( In::MatrixDeriv& out, const Out::MatrixDeriv& in)
{
helper::ReadAccessor<gpu::cuda::CudaVector<CubeData> > map = this->map;
for (Out::MatrixDeriv::RowConstIterator rowIt = in.begin(), rowItEnd = in.end(); rowIt != rowItEnd; ++rowIt)
{
Out::MatrixDeriv::ColConstIterator colItEnd = rowIt.end();
Out::MatrixDeriv::ColConstIterator colIt = rowIt.begin();
if (colIt != colItEnd)
{
In::MatrixDeriv::RowIterator o = out.writeLine(rowIt.index());
for ( ; colIt != colItEnd; ++colIt)
{
unsigned indexIn = colIt.index();
InDeriv data = (InDeriv) Out::getDPos(colIt.val());
const topology::SparseGridTopology::Hexa cube = this->m_fromTopology->getHexahedron ( map[indexIn].in_index );
const OutReal fx = ( OutReal ) map[indexIn].baryCoords[0];
const OutReal fy = ( OutReal ) map[indexIn].baryCoords[1];
const OutReal fz = ( OutReal ) map[indexIn].baryCoords[2];
const OutReal oneMinusFx = 1-fx;
const OutReal oneMinusFy = 1-fy;
const OutReal oneMinusFz = 1-fz;
OutReal f = ( oneMinusFx * oneMinusFy * oneMinusFz );
o.addCol ( cube[0], ( data * f ) );
f = ( ( fx ) * oneMinusFy * oneMinusFz );
o.addCol ( cube[1], ( data * f ) );
f = ( oneMinusFx * ( fy ) * oneMinusFz );
o.addCol ( cube[3], ( data * f ) );
f = ( ( fx ) * ( fy ) * oneMinusFz );
o.addCol ( cube[2], ( data * f ) );
f = ( oneMinusFx * oneMinusFy * ( fz ) );
o.addCol ( cube[4], ( data * f ) );
f = ( ( fx ) * oneMinusFy * ( fz ) );
o.addCol ( cube[5], ( data * f ) );
f = ( oneMinusFx * ( fy ) * ( fz ) );
o.addCol ( cube[7], ( data * f ) );
f = ( ( fx ) * ( fy ) * ( fz ) );
o.addCol ( cube[6], ( data * f ) );
}
}
}
}
