helmholtz2Dr2r
This function computes the volume potential V(f) for the Helmholtz equation
Note: function maps column vectors fROI to column vectors uROI.
Note that the factor is added in intOpsFuncs and V is redefined.
Contents
See Also
Code
function uROI = helmholtz2Dr2r(fROI, seti) % fROI = fROI(:); % 'helmholtz2Dr2r' % size(fROI) % size(extendROItoCD(fROI,seti.ROImask)) % size(fft2(extendROItoCD(fROI,seti.ROImask))) % size(reshape(seti.kHat,seti.nCD,seti.nCD)) uROI = restrictCDtoROI(ifft2(reshape(seti.kHat,seti.nCD,seti.nCD).*fft2(extendROItoCD(fROI,seti.ROImask))),seti.ROImask); %uROI = uROI(:); % 'uROI' % size(uROI) end