void StimulusDisplay::getDisplayBounds(const Datum &display_info,
GLdouble &left,
GLdouble &right,
GLdouble &bottom,
GLdouble &top)
{
if(display_info.getDataType() == M_DICTIONARY &&
display_info.hasKey(M_DISPLAY_WIDTH_KEY) &&
display_info.hasKey(M_DISPLAY_HEIGHT_KEY) &&
display_info.hasKey(M_DISPLAY_DISTANCE_KEY)){
GLdouble width_unknown_units = display_info.getElement(M_DISPLAY_WIDTH_KEY);
GLdouble height_unknown_units = display_info.getElement(M_DISPLAY_HEIGHT_KEY);
GLdouble distance_unknown_units = display_info.getElement(M_DISPLAY_DISTANCE_KEY);
GLdouble half_width_deg = (180. / M_PI) * atan((width_unknown_units/2.)/distance_unknown_units);
GLdouble half_height_deg = half_width_deg * height_unknown_units / width_unknown_units;
//GLdouble half_height_deg = (180. / M_PI) * atan((height_unknown_units/2.)/distance_unknown_units);
left = -half_width_deg;
right = half_width_deg;
top = half_height_deg;
bottom = -half_height_deg;
} else {
left = M_STIMULUS_DISPLAY_LEFT_EDGE;
right = M_STIMULUS_DISPLAY_RIGHT_EDGE;
top = M_STIMULUS_DISPLAY_TOP_EDGE;
bottom = M_STIMULUS_DISPLAY_BOTTOM_EDGE;
}
}
// overridable base class method
// assumes data have already been checked for proper dictionary, name.
CalibratorRequestedAction Calibrator::getRequestedAction(Datum dictionaryData) {
// check what action is requested (e.g. update parameters)
if (!(dictionaryData.hasKey(R_CALIBRATOR_ACTION))) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Request sent to calibrator %s that did not contain an action field was ignored.", uniqueCalibratorName.c_str());
return(CALIBRATOR_NO_ACTION);
}
Datum actionData = dictionaryData.getElement(R_CALIBRATOR_ACTION);
if (!(actionData.getDataType() == M_STRING)) { // check if name field is a string
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Request sent to calibrator %s that did not contain a string in the action field was ignored.", uniqueCalibratorName.c_str());
return(CALIBRATOR_NO_ACTION);
}
if (actionData.getString() == R_CALIBRATOR_ACTION_SET_PARAMETERS) { // check is name field matches the name of this calibrator
if (VERBOSE_EYE_CALIBRATORS>1) mprintf(
"Calibrator %s successfully received request for to update its parameters to contained values.", uniqueCalibratorName.c_str());
return CALIBRATOR_ACTION_SET_PARAMS_TO_CONTAINED;
}
else if (actionData.getString() == R_CALIBRATOR_ACTION_SET_PARAMETERS_TO_DEFAULTS) {
if (VERBOSE_EYE_CALIBRATORS>1) mprintf("Calibrator %s successfully received request for to update its parameters to defaults.", uniqueCalibratorName.c_str());
return CALIBRATOR_ACTION_SET_PARAMS_TO_DEFAULTS;
}
else {
mwarning(M_SYSTEM_MESSAGE_DOMAIN, "Calibrator %s received a request, but action was unknown. Request ignored", uniqueCalibratorName.c_str());
return CALIBRATOR_NO_ACTION;
}
return (CALIBRATOR_NO_ACTION);
}
// this routine checks that the request is a dictionary and that it contains a name that matches the calibrator
bool Calibrator::checkRequest(Datum dictionaryData) {
Datum data; // to hold field data for checking
// check if this is a dictionary
if (!(dictionaryData.getDataType() == M_DICTIONARY)) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Request sent to calibrator %s that was not expected dictionary type was ignored.", uniqueCalibratorName.c_str());
return(false);
}
// check if there is a name field and if this calibrator should respond (i.e. if it has the correct name)
if (!(dictionaryData.hasKey(R_CALIBRATOR_NAME))) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Request sent to calibrator %s that did not contain name field was ignored.", uniqueCalibratorName.c_str());
return(false);
}
Datum nameData = dictionaryData.getElement(R_CALIBRATOR_NAME);
if (!(nameData.getDataType() == M_STRING)) { // check if name field is a string
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Request sent to calibrator %s that did not contain a string in the name field was ignored.", uniqueCalibratorName.c_str());
return(false);
}
if (uniqueCalibratorName == nameData.getString()) { // check is name field matches the name of this calibrator
if (VERBOSE_EYE_CALIBRATORS) mprintf("Calibrator %s successfully received a properly named request.", uniqueCalibratorName.c_str());
}
else {
if (VERBOSE_EYE_CALIBRATORS) mprintf("Calibrator %s received a request, but name did not match.", uniqueCalibratorName.c_str());
return(false); // request not meant for this calibrator (can be normal behavior -- no warnings)
}
return true;
}
// this routine handles both "requests" and loading of private data (stored params)
// if a request, then priuvate values are probably in need of update
// if a load of private, then private values are OK, but I can check this.
void EyeCalibrator::tryToUseDataToSetParameters(Datum dictionaryData) {
// check if this is a dictionary
if (!(dictionaryData.getDataType() == M_DICTIONARY)) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Data processed by calibrator %s that was not expected dictionary type was ignored.", uniqueCalibratorName.c_str());
return;
}
// try to perform the requested action
bool paramsChanged = false;
Datum paramData;
// if appropriate param fields are present and have expected length, then use the data
// to try to update the parameters
// H params ================================================
if (!(dictionaryData.hasKey(R_CALIBRATOR_PARAMS_H))) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Data processed to update params of calibrator %s without proper params filed was ignored.", uniqueCalibratorName.c_str());
return;
}
paramData = dictionaryData.getElement(R_CALIBRATOR_PARAMS_H);
// check if vector and correct length
if (paramData.getDataType() != M_LIST) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Data processed to update params of calibrator %s that did not contain vector in params field was ignored.", uniqueCalibratorName.c_str());
return;
}
Datum paramsH = paramData;
if (paramsH.getNElements() != (fitableFunctions->getElement(HfunctionIndex))->getNumParameters() ) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Data processed to update params of calibrator %s that did not contain expected number of params was ignored.", uniqueCalibratorName.c_str());
return;
}
bool noErr = (fitableFunctions->getElement(HfunctionIndex))->setParameters(paramsH);
if (noErr) paramsChanged = true; // params have been updated
// V params ================================================
if (!(dictionaryData.hasKey(R_CALIBRATOR_PARAMS_V))) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Data processed to update params of calibrator %s without proper params filed was ignored.", uniqueCalibratorName.c_str());
return;
}
paramData = dictionaryData.getElement(R_CALIBRATOR_PARAMS_V);
// check if vector and correct length
if (paramData.getDataType() != M_LIST) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Data processed to update params of calibrator %s that did not contain vector in params field was ignored.", uniqueCalibratorName.c_str());
return;
}
Datum paramsV = paramData;
if (paramsV.getNElements() != (fitableFunctions->getElement(VfunctionIndex))->getNumParameters() ) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Data processed to update params of calibrator %s that did not contain expected number of params was ignored.", uniqueCalibratorName.c_str());
return;
}
noErr = (fitableFunctions->getElement(VfunctionIndex))->setParameters(paramsV);
if (noErr) paramsChanged = true; // params have been updated
// if any params were updated, announce the full set of current parameters
// if this change was triggered by an external change to the private variable, then we do not need to update that private variable (and we cannot anyway -- it is locked)
if (paramsChanged) reportParameterUpdate();
}
