**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License (version 2) as
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License (version 2) as
m_adFilter = new double[ m_nFilterPoints ];
double adFrequencyFilter [m_nFilterPoints];
filter.copyFilterData (adFrequencyFilter, 0, m_nFilterPoints);
m_adFilter = new double[ m_nFilterPoints ];
double adFrequencyFilter [m_nFilterPoints];
filter.copyFilterData (adFrequencyFilter, 0, m_nFilterPoints);
if (pEZPlot && m_traceLevel >= Trace::TRACE_PLOT) {
pEZPlot->ezset ("title Filter Response: Fourier Order");
pEZPlot->ezset ("ylength 0.25");
if (pEZPlot && m_traceLevel >= Trace::TRACE_PLOT) {
pEZPlot->ezset ("title Filter Response: Fourier Order");
pEZPlot->ezset ("ylength 0.25");
ProcessSignal::finiteFourierTransform (adFrequencyFilter, m_adFilter, m_nFilterPoints, -1);
ProcessSignal::finiteFourierTransform (adFrequencyFilter, m_adFilter, m_nFilterPoints, -1);
if (pEZPlot && m_traceLevel >= Trace::TRACE_PLOT) {
pEZPlot->ezset ("title Inverse Fourier Frequency: Fourier Order");
pEZPlot->ezset ("ylength 0.25");
if (pEZPlot && m_traceLevel >= Trace::TRACE_PLOT) {
pEZPlot->ezset ("title Inverse Fourier Frequency: Fourier Order");
pEZPlot->ezset ("ylength 0.25");
if (pEZPlot && m_traceLevel >= Trace::TRACE_PLOT) {
pEZPlot->ezset ("title Inverse Fourier Frequency: Natural Order");
pEZPlot->ezset ("ylength 0.25");
if (pEZPlot && m_traceLevel >= Trace::TRACE_PLOT) {
pEZPlot->ezset ("title Inverse Fourier Frequency: Natural Order");
pEZPlot->ezset ("ylength 0.25");
m_adFilter = new double [m_nFilterPoints];
filter.copyFilterData (m_adFilter, 0, m_nFilterPoints);
m_adFilter = new double [m_nFilterPoints];
filter.copyFilterData (m_adFilter, 0, m_nFilterPoints);
if (pEZPlot && m_traceLevel >= Trace::TRACE_PLOT) {
pEZPlot->ezset ("title Filter Filter: Fourier Order");
pEZPlot->ezset ("ylength 0.50");
if (pEZPlot && m_traceLevel >= Trace::TRACE_PLOT) {
pEZPlot->ezset ("title Filter Filter: Fourier Order");
pEZPlot->ezset ("ylength 0.50");
} else if (m_idFilterGeneration == FILTER_GENERATION_INVERSE_FOURIER) {
// calculate number of filter points with zeropadding
int nSpatialPoints = 2 * (m_nSignalPoints - 1) + 1;
} else if (m_idFilterGeneration == FILTER_GENERATION_INVERSE_FOURIER) {
// calculate number of filter points with zeropadding
int nSpatialPoints = 2 * (m_nSignalPoints - 1) + 1;
double adSpatialFilter [m_nFilterPoints];
SignalFilter filter (m_idFilter, m_dFilterMin, m_dFilterMax, nSpatialPoints, m_dBandwidth, m_dFilterParam, SignalFilter::DOMAIN_SPATIAL);
filter.copyFilterData (adSpatialFilter, 0, nSpatialPoints);
double adSpatialFilter [m_nFilterPoints];
SignalFilter filter (m_idFilter, m_dFilterMin, m_dFilterMax, nSpatialPoints, m_dBandwidth, m_dFilterParam, SignalFilter::DOMAIN_SPATIAL);
filter.copyFilterData (adSpatialFilter, 0, nSpatialPoints);
if (m_idGeometry == Scanner::GEOMETRY_EQUILINEAR) {
for (int i = 0; i < m_nFilterPoints; i++)
adSpatialFilter[i] *= 0.5;
if (m_idGeometry == Scanner::GEOMETRY_EQUILINEAR) {
for (int i = 0; i < m_nFilterPoints; i++)
adSpatialFilter[i] *= 0.5;
finiteFourierTransform (adSpatialFilter, acInverseFilter, m_nFilterPoints, 1);
for (int i = 0; i < m_nFilterPoints; i++)
m_adFilter[i] = abs(acInverseFilter[i]) * m_dSignalInc;
finiteFourierTransform (adSpatialFilter, acInverseFilter, m_nFilterPoints, 1);
for (int i = 0; i < m_nFilterPoints; i++)
m_adFilter[i] = abs(acInverseFilter[i]) * m_dSignalInc;
if (pEZPlot && m_traceLevel >= Trace::TRACE_PLOT) {
pEZPlot->ezset ("title Spatial Filter: Inverse");
pEZPlot->ezset ("ylength 0.50");
if (pEZPlot && m_traceLevel >= Trace::TRACE_PLOT) {
pEZPlot->ezset ("title Spatial Filter: Inverse");
pEZPlot->ezset ("ylength 0.50");