static void copyTemplateFile(const QString &fileName, const QString &targetDirectory,
const Profile &profile, const QtEnvironment &qtEnv, QStringList *allFiles,
const QtModuleInfo *module = 0)
{
if (!QDir::root().mkpath(targetDirectory)) {
throw ErrorInfo(Internal::Tr::tr("Setting up Qt profile '%1' failed: "
"Cannot create directory '%2'.")
.arg(profile.name(), targetDirectory));
}
QFile sourceFile(QLatin1String(":/templates/") + fileName);
if (!sourceFile.open(QIODevice::ReadOnly)) {
throw ErrorInfo(Internal::Tr::tr("Setting up Qt profile '%1' failed: "
"Cannot open '%1' (%2).").arg(sourceFile.fileName(), sourceFile.errorString()));
}
QByteArray newContent = sourceFile.readAll();
if (module)
replaceSpecialValues(&newContent, profile, *module, qtEnv);
sourceFile.close();
const QString targetPath = targetDirectory + QLatin1Char('/') + fileName;
allFiles->append(QFileInfo(targetPath).absoluteFilePath());
QFile targetFile(targetPath);
if (targetFile.open(QIODevice::ReadOnly)) {
if (newContent == targetFile.readAll()) // No need to overwrite anything in this case.
return;
targetFile.close();
}
if (!targetFile.open(QIODevice::WriteOnly)) {
throw ErrorInfo(Internal::Tr::tr("Setting up Qt profile '%1' failed: "
"Cannot open '%1' (%2).").arg(targetFile.fileName(), targetFile.errorString()));
}
targetFile.resize(0);
targetFile.write(newContent);
}
/**
* This function handles the logic for summing RebinnedOutput workspaces.
* @param outputWorkspace the workspace to hold the summed input
* @param progress the progress indicator
* @param numSpectra
* @param numMasked
* @param numZeros
*/
void SumSpectra::doRebinnedOutput(MatrixWorkspace_sptr outputWorkspace,
Progress &progress, size_t &numSpectra,
size_t &numMasked, size_t &numZeros) {
// Get a copy of the input workspace
MatrixWorkspace_sptr in_ws = getProperty("InputWorkspace");
// First, we need to clean the input workspace for nan's and inf's in order
// to treat the data correctly later. This will create a new private
// workspace that will be retrieved as mutable.
auto localworkspace = replaceSpecialValues(in_ws);
// Transform to real workspace types
RebinnedOutput_sptr inWS =
boost::dynamic_pointer_cast<RebinnedOutput>(localworkspace);
RebinnedOutput_sptr outWS =
boost::dynamic_pointer_cast<RebinnedOutput>(outputWorkspace);
// Get references to the output workspaces's data vectors
auto &outSpec = outputWorkspace->getSpectrum(0);
auto &YSum = outSpec.mutableY();
auto &YError = outSpec.mutableE();
auto &FracSum = outWS->dataF(0);
std::vector<double> Weight;
std::vector<size_t> nZeros;
if (m_calculateWeightedSum) {
Weight.assign(YSum.size(), 0);
nZeros.assign(YSum.size(), 0);
}
numSpectra = 0;
numMasked = 0;
numZeros = 0;
const auto &spectrumInfo = localworkspace->spectrumInfo();
// Loop over spectra
for (const auto i : m_indices) {
// Don't go outside the range.
if ((i >= m_numberOfSpectra) || (i < 0)) {
g_log.error() << "Invalid index " << i
<< " was specified. Sum was aborted.\n";
break;
}
if (spectrumInfo.hasDetectors(i)) {
// Skip monitors, if the property is set to do so
if (!m_keepMonitors && spectrumInfo.isMonitor(i))
continue;
// Skip masked detectors
if (spectrumInfo.isMasked(i)) {
numMasked++;
continue;
}
}
numSpectra++;
// Retrieve the spectrum into a vector
const auto &YValues = localworkspace->y(i);
const auto &YErrors = localworkspace->e(i);
const auto &FracArea = inWS->readF(i);
if (m_calculateWeightedSum) {
for (int k = 0; k < this->m_yLength; ++k) {
if (YErrors[k] != 0) {
double errsq = YErrors[k] * YErrors[k] * FracArea[k] * FracArea[k];
YError[k] += errsq;
Weight[k] += 1. / errsq;
YSum[k] += YValues[k] * FracArea[k] / errsq;
FracSum[k] += FracArea[k];
} else {
nZeros[k]++;
FracSum[k] += FracArea[k];
}
}
} else {
for (int k = 0; k < this->m_yLength; ++k) {
YSum[k] += YValues[k] * FracArea[k];
YError[k] += YErrors[k] * YErrors[k] * FracArea[k] * FracArea[k];
FracSum[k] += FracArea[k];
}
}
// Map all the detectors onto the spectrum of the output
outSpec.addDetectorIDs(localworkspace->getSpectrum(i).getDetectorIDs());
progress.report();
}
if (m_calculateWeightedSum) {
numZeros = 0;
for (size_t i = 0; i < Weight.size(); i++) {
if (numSpectra > nZeros[i])
YSum[i] *= double(numSpectra - nZeros[i]) / Weight[i];
if (nZeros[i] != 0)
numZeros += nZeros[i];
}
}
// Create the correct representation
outWS->finalize();
}
/**
* This function deals with the logic necessary for summing a Workspace2D.
* @param outSpec The spectrum for the summed output.
* @param progress The progress indicator.
* @param numSpectra The number of spectra contributed to the sum.
* @param numMasked The spectra dropped from the summations because they are
* masked.
* @param numZeros The number of zero bins in histogram workspace or empty
* spectra for event workspace.
*/
void SumSpectra::doWorkspace2D(ISpectrum &outSpec, Progress &progress,
size_t &numSpectra, size_t &numMasked,
size_t &numZeros) {
// Get references to the output workspaces's data vectors
auto &OutputYSum = outSpec.mutableY();
auto &OutputYError = outSpec.mutableE();
std::vector<double> Weight;
std::vector<size_t> nZeros;
if (m_calculateWeightedSum) {
Weight.assign(OutputYSum.size(), 0);
nZeros.assign(OutputYSum.size(), 0);
}
numSpectra = 0;
numMasked = 0;
numZeros = 0;
MatrixWorkspace_sptr in_ws = getProperty("InputWorkspace");
// Clean workspace of any NANs or Inf values
auto localworkspace = replaceSpecialValues(in_ws);
const auto &spectrumInfo = localworkspace->spectrumInfo();
// Loop over spectra
for (const auto wsIndex : this->m_indices) {
// Don't go outside the range.
if ((wsIndex >= this->m_numberOfSpectra) || (wsIndex < 0)) {
g_log.error() << "Invalid index " << wsIndex
<< " was specified. Sum was aborted.\n";
break;
}
if (spectrumInfo.hasDetectors(wsIndex)) {
// Skip monitors, if the property is set to do so
if (!m_keepMonitors && spectrumInfo.isMonitor(wsIndex))
continue;
// Skip masked detectors
if (spectrumInfo.isMasked(wsIndex)) {
numMasked++;
continue;
}
}
numSpectra++;
const auto &YValues = localworkspace->y(wsIndex);
const auto &YErrors = localworkspace->e(wsIndex);
// Retrieve the spectrum into a vector
for (int i = 0; i < m_yLength; ++i) {
if (m_calculateWeightedSum) {
if (std::isnormal(YErrors[i])) {
const double errsq = YErrors[i] * YErrors[i];
OutputYError[i] += errsq;
Weight[i] += 1. / errsq;
OutputYSum[i] += YValues[i] / errsq;
} else {
nZeros[i]++;
}
} else {
OutputYSum[i] += YValues[i];
OutputYError[i] += YErrors[i] * YErrors[i];
}
}
// Map all the detectors onto the spectrum of the output
outSpec.addDetectorIDs(
localworkspace->getSpectrum(wsIndex).getDetectorIDs());
progress.report();
}
if (m_calculateWeightedSum) {
numZeros = 0;
for (size_t i = 0; i < Weight.size(); i++) {
if (numSpectra > nZeros[i])
OutputYSum[i] *= double(numSpectra - nZeros[i]) / Weight[i];
if (nZeros[i] != 0)
numZeros += nZeros[i];
}
}
}