void complexVector::axpy(const Real alpha, const complexVector& x)
{
assert( x.length() == length() );
int N=2*length();
BLASRPFX(axpy,BLASINT(N),BLASREAL(alpha),BLASPREAL(x.data()),BLASINT(mnlIntOne),BLASPREAL(v_data),BLASINT(mnlIntOne));
}
void GridGpu::gridding(complexVector &trajData)
{
if (trajData.size() != m_kSize)
qCritical() << "Size of k-space data not equal to the size of trajactory.";
transferData(trajData);
cudaError_t status = kernelCall();
if (status != cudaSuccess)
qWarning() << cudaGetErrorString(status);
}
cudaError_t GridGpu::retrieveData(complexVector &gData)
{
gData.resize(m_gridSize * m_gridSize);
cudaMemcpy(gData.data(), m_d_gData, gData.size() * sizeof(complexGpu), cudaMemcpyDeviceToHost);
return cudaGetLastError();
}
cudaError_t GridGpu::transferData(complexVector &trajData)
{
cudaMemcpy(m_d_trajData, trajData.data(), trajData.size() * sizeof(complexGpu), cudaMemcpyHostToDevice);
return cudaGetLastError();
}
void complexVector::operator -=(const complexVector& v2)
{
assert( v2.length()==length() );
BLASCPFX(axpy,BLASINT(m_N),BLASCOMPLEX(mnlComplexMinusOne),BLASPCOMPLEX(v2.data()),BLASINT(mnlIntOne),BLASPCOMPLEX(v_data),BLASINT(mnlIntOne));
}
void complexVector::gemv(const complexVector& x, const complexMatrix& A, const char trans, const std::complex<Real> alpha, const std::complex<Real> beta)
{
BLASCPFX(gemv,BLASCHAR(trans),BLASINT(A.rows()),BLASINT(A.cols()),BLASCOMPLEX(alpha),BLASPCOMPLEX(A.data()[0]),BLASINT(A.rows()),BLASPCOMPLEX(x.data()),BLASINT(mnlIntOne),BLASCOMPLEX(beta),BLASPCOMPLEX(data()),BLASINT(mnlIntOne));
}
void complexVector::gemv(const complexVector& x, const Matrix& A, const char trans, const Real alpha, const Real beta)
{
BLASRPFX(gemv,BLASCHAR(trans),BLASINT(A.rows()),BLASINT(A.cols()),BLASREAL(alpha),BLASPREAL(A.data()[0]),BLASINT(A.rows()),BLASPREAL(x.data()),BLASINT(mnlIntTwo),BLASREAL(beta),BLASPREAL(data()),BLASINT(mnlIntTwo));
BLASRPFX(gemv,BLASCHAR(trans),BLASINT(A.rows()),BLASINT(A.cols()),BLASREAL(alpha),BLASPREAL(A.data()[0]),BLASINT(A.rows()),BLASPREAL(x.data())+1,BLASINT(mnlIntTwo),BLASREAL(beta),BLASPREAL(data())+1,BLASINT(mnlIntTwo));
}
void complexVector::axpy(const std::complex<Real> alpha, const complexVector& x)
{
assert( x.length() == length() );
BLASCPFX(axpy,BLASINT(m_N),BLASCOMPLEX(alpha),BLASPCOMPLEX(x.data()),BLASINT(mnlIntOne),BLASPCOMPLEX(v_data),BLASINT(mnlIntOne));
}
complexVector::complexVector(const string& n_name, const complexVector& vector) :
basicVector< std::complex<Real> >(n_name,vector.length(),false,const_cast<std::complex<Real>*>(vector.data()))
{
}
