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added the missing sample information when reading NeXus IDF V2.

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suter_a
2026-02-06 15:15:10 +01:00
parent dfa8852cfe
commit 3aecdbf0a8
1 changed files with 67 additions and 1 deletions
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66
src/external/nexus/PNeXus.cpp vendored
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@@ -3306,6 +3306,10 @@ void nxH5::PNeXus::HandleIdfV2(H5::H5File &file)
ReadFloatDataset(file, "/raw_data_1/instrument/detector_1/raw_time");
ReadIntDataset(file, "/raw_data_1/instrument/detector_1/spectrum_index");
ReadFloatDataset(file, "/raw_data_1/detector_1/dead_time");
ReadStringDataset(file, "/raw_data_1/sample/name");
ReadFloatDataset(file, "/raw_data_1/sample/temperature");
ReadFloatDataset(file, "/raw_data_1/sample/magnetic_field");
ReadStringDataset(file, "/raw_data_1/sample/shape");
} catch (const H5::Exception& err) {
std::cerr << "Error in HandleIdfV2: " << err.getDetailMsg() << std::endl;
throw;
@@ -3908,6 +3912,68 @@ void nxH5::PNeXus::Dump()
}
}
std::cout << std::endl << "----";
std::cout << std::endl << " sample";
if (fDataMap.find("/raw_data_1/sample/name") != fDataMap.end()) {
try {
auto str = std::any_cast<PNXdata<std::string>>(fDataMap["/raw_data_1/sample/name"]);
std::cout << std::endl << " name : " << str.GetData()[0];
} catch (const std::bad_any_cast& e) {
std::cerr << std::endl << "Error: Failed to cast sample/name data" << std::endl;
}
} else {
std::cout << std::endl << " name : n/a";
}
if (fDataMap.find("/raw_data_1/sample/temperature") != fDataMap.end()) {
try {
auto temp_ds = std::any_cast<PNXdata<float>>(fDataMap["/raw_data_1/sample/temperature"]);
float temp = temp_ds.GetData()[0];
if (temp_ds.HasAttribute("units")) {
try {
auto units = std::any_cast<std::string>(temp_ds.GetAttribute("units"));
if (units == "Celsius")
temp += 273.16;
} catch (const std::bad_any_cast& e) {
std::cerr << "Error: Failed to cast units attribute" << std::endl;
}
}
std::cout << std::endl << " temperature: " << temp << " K";
} catch (const std::bad_any_cast& e) {
std::cerr << std::endl << "Error: Failed to cast sample/temperature data" << std::endl;
}
} else {
std::cout << std::endl << " temperature: n/a";
}
if (fDataMap.find("/raw_data_1/sample/magnetic_field") != fDataMap.end()) {
try {
auto mag_field_ds = std::any_cast<PNXdata<float>>(fDataMap["/raw_data_1/sample/magnetic_field"]);
float mag_field = mag_field_ds.GetData()[0];
if (mag_field_ds.HasAttribute("units")) {
try {
auto units = std::any_cast<std::string>(mag_field_ds.GetAttribute("units"));
if (units == "Tesla")
mag_field *= 1e4;
} catch (const std::bad_any_cast& e) {
std::cerr << "Error: Failed to cast units attribute" << std::endl;
}
}
std::cout << std::endl << " mag. field: " << mag_field << " G";
} catch (const std::bad_any_cast& e) {
std::cerr << std::endl << "Error: Failed to cast sample/magnetic_field data" << std::endl;
}
} else {
std::cout << std::endl << " temperature: n/a";
}
if (fDataMap.find("/raw_data_1/sample/shape") != fDataMap.end()) {
try {
auto str = std::any_cast<PNXdata<std::string>>(fDataMap["/raw_data_1/sample/shape"]);
std::cout << std::endl << " shape : " << str.GetData()[0];
} catch (const std::bad_any_cast& e) {
std::cerr << std::endl << "Error: Failed to cast sample/shape data" << std::endl;
}
} else {
std::cout << std::endl << " shape : n/a";
}
std::cout << std::endl << "----";
std::cout << std::endl << " detector_1";
std::cout << std::endl << " counts:";
std::cout << std::endl;