bool isValidExpression(char* expression) {
if(!checkForValidBrackets(expression))
return false;
for(char* i = expression; *i; i++) {
//ignore multi-chars operators' 2nd char onwards
if(*i == '>' || (*i == '-' && *(i - 1) == '<'))
continue;
if(!checkForValidMultiCharOperator(i) || !checkForOverlap(i))
return false;
}
return true;
}
/***
* This will ensure the spectrum numbers do not overlap by starting the second
*on at the first + 1
*
* @param ws1 The first workspace supplied to the algorithm.
* @param ws2 The second workspace supplied to the algorithm.
* @param output The workspace that is going to be returned by the algorithm.
*/
void ConjoinWorkspaces::fixSpectrumNumbers(API::MatrixWorkspace_const_sptr ws1,
API::MatrixWorkspace_const_sptr ws2,
API::MatrixWorkspace_sptr output) {
bool needsFix(false);
if (this->getProperty("CheckOverlapping")) {
// If CheckOverlapping is required, then either skip fixing spectrum number
// or get stopped by an exception
if (!m_overlapChecked)
checkForOverlap(ws1, ws2, true);
needsFix = false;
} else {
// It will be determined later whether spectrum number needs to be fixed.
needsFix = true;
}
if (!needsFix)
return;
// is everything possibly ok?
specid_t min;
specid_t max;
getMinMax(output, min, max);
if (max - min >= static_cast<specid_t>(
output->getNumberHistograms())) // nothing to do then
return;
// information for remapping the spectra numbers
specid_t ws1min;
specid_t ws1max;
getMinMax(ws1, ws1min, ws1max);
// change the axis by adding the maximum existing spectrum number to the
// current value
for (size_t i = ws1->getNumberHistograms(); i < output->getNumberHistograms();
i++) {
specid_t origid;
origid = output->getSpectrum(i)->getSpectrumNo();
output->getSpectrum(i)->setSpectrumNo(origid + ws1max);
}
}
