boost::shared_ptr<tmv::Matrix<std::complex<double> > > LVector::kBasis(
const tmv::ConstVectorView<double>& kx, const tmv::ConstVectorView<double>& ky,
int order, double sigma)
{
assert (ky.size() == kx.size());
const int ndof=PQIndex::size(order);
const int npts = kx.size();
boost::shared_ptr<tmv::Matrix<std::complex<double> > > psi_k(
new tmv::Matrix<std::complex<double> >(npts, ndof, 0.));
kBasis(kx,ky,psi_k->view(),order,sigma);
return psi_k;
}
void SBShapelet::SBShapeletImpl::fillKValue(
tmv::MatrixView<std::complex<double> > val,
const tmv::Matrix<double>& kx, const tmv::Matrix<double>& ky) const
{
dbg<<"order = "<<_bvec.getOrder()<<", sigma = "<<_sigma<<std::endl;
xdbg<<"fillKValue with bvec = "<<_bvec<<std::endl;
assert(val.stepi() == 1);
assert(val.canLinearize());
const int m = val.colsize();
const int n = val.rowsize();
tmv::Matrix<std::complex<double> > psi_k(m*n,_bvec.size());
LVector::kBasis(kx.constLinearView(),ky.constLinearView(),psi_k.view(),
_bvec.getOrder(),_sigma);
// Note: the explicit cast to Vector<complex<double> > shouldn't be necessary.
// But not doing so fails for Apple's default BLAS library. It should be a pretty
// minimal efficiency difference, so we always do the explicit cast to be safe.
val.linearView() = psi_k * tmv::Vector<std::complex<double> >(_bvec.rVector());
}
