/**
* Utility to center detector.
*/
void LoadILLReflectometry::centerDetector(double xCenter) {
std::string componentName("uniq_detector");
V3D pos = m_loader.getComponentPosition(m_localWorkspace, componentName);
// TODO confirm!
pos.setX(pos.X() - xCenter);
m_loader.moveComponent(m_localWorkspace, componentName, pos);
}
/// Try to extract a V3D from the given string with different separators.
V3D V3DFromHKLColumnExtractor::getHKLFromString(
const std::string &hklString) const {
auto delimiters = boost::is_any_of(" ,[];");
std::string workingCopy = boost::trim_copy_if(hklString, delimiters);
std::vector<std::string> indicesStr;
boost::split(indicesStr, workingCopy, delimiters);
if (indicesStr.size() != 3) {
throw std::invalid_argument("Input string cannot be parsed as HKL.");
}
V3D hkl;
hkl.setX(boost::lexical_cast<double>(indicesStr[0]));
hkl.setY(boost::lexical_cast<double>(indicesStr[1]));
hkl.setZ(boost::lexical_cast<double>(indicesStr[2]));
return hkl;
}
/** Create or adjust "pos" parameter for a component
* Assumed that name either equals "x", "y" or "z" otherwise this
* method will not add or modify "pos" parameter
* @param comp :: Component
* @param name :: name of the parameter
* @param value :: value
* @param pDescription :: a pointer (may be NULL) to a string, containing
* parameter's
* description. If provided, the contents of the string is copied to the
* parameters
* memory
*/
void ParameterMap::addPositionCoordinate(
const IComponent *comp, const std::string &name, const double value,
const std::string *const pDescription) {
Parameter_sptr param = get(comp, pos());
V3D position;
if (param) {
// so "pos" already defined
position = param->value<V3D>();
} else {
// so "pos" is not defined - therefore get position from component
position = comp->getPos();
}
// adjust position
if (name.compare(posx()) == 0)
position.setX(value);
else if (name.compare(posy()) == 0)
position.setY(value);
else if (name.compare(posz()) == 0)
position.setZ(value);
else {
g_log.warning() << "addPositionCoordinate() called with unrecognized "
"coordinate symbol: " << name;
// set description if one is provided
if (pDescription) {
param->setDescription(*pDescription);
}
return;
}
// clear the position cache
clearPositionSensitiveCaches();
// finally add or update "pos" parameter
addV3D(comp, pos(), position, pDescription);
}
