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CompareWorkspaces.cpp 42.41 KiB
#include "MantidAlgorithms/CompareWorkspaces.h"
#include "MantidAPI/IMDEventWorkspace.h"
#include "MantidAPI/IMDHistoWorkspace.h"
#include "MantidAPI/IMDWorkspace.h"
#include "MantidAPI/IPeaksWorkspace.h"
#include "MantidAPI/NumericAxis.h"
#include "MantidAPI/Run.h"
#include "MantidAPI/Sample.h"
#include "MantidAPI/TableRow.h"
#include "MantidAPI/WorkspaceFactory.h"
#include "MantidDataObjects/TableWorkspace.h"
#include "MantidDataObjects/EventWorkspace.h"
#include "MantidGeometry/Crystal/IPeak.h"
namespace Mantid {
namespace Algorithms {
using namespace Mantid::API;
using namespace Mantid::Kernel;
using namespace Mantid::DataObjects;
using namespace Mantid::Geometry;
// Register the algorithm into the AlgorithmFactory
DECLARE_ALGORITHM(CompareWorkspaces)
/** Constructor
*/
CompareWorkspaces::CompareWorkspaces()
: API::Algorithm(), m_Result(false), m_Prog(nullptr),
m_ParallelComparison(true) {}
/** Destructor
*/
CompareWorkspaces::~CompareWorkspaces() { delete m_Prog; }
/// Algorithms name for identification. @see Algorithm::name
const std::string CompareWorkspaces::name() const {
return "CompareWorkspaces";
}
/// Algorithm's version for identification. @see Algorithm::version
int CompareWorkspaces::version() const { return 1; }
/// Algorithm's category for identification. @see Algorithm::category
const std::string CompareWorkspaces::category() const {
return "Utility\\Workspaces";
}
/// Algorithm's summary for use in the GUI and help. @see Algorithm::summary
const std::string CompareWorkspaces::summary() const {
return "Compares two workspaces for equality. This algorithm is mainly "
"intended for use by the Mantid development team as part of the "
"testing process.";
}
/** Initialize the algorithm's properties.
*/
void CompareWorkspaces::init() {
declareProperty(make_unique<WorkspaceProperty<Workspace>>("Workspace1", "",
Direction::Input),
"The name of the first input workspace.");
declareProperty(make_unique<WorkspaceProperty<Workspace>>("Workspace2", "",
Direction::Input),
"The name of the second input workspace.");
declareProperty(
"Tolerance", 0.0,
"The maximum amount by which values may differ between the workspaces.");
declareProperty("CheckType", true, "Whether to check that the data types "
"(Workspace2D vs EventWorkspace) match.");
declareProperty("CheckAxes", true, "Whether to check that the axes match.");
declareProperty("CheckSpectraMap", true,
"Whether to check that the spectra-detector maps match. ");
declareProperty("CheckInstrument", true,
"Whether to check that the instruments match. ");
declareProperty("CheckMasking", true,
"Whether to check that the bin masking matches. ");
// Have this one false by default - the logs are brittle
declareProperty("CheckSample", false,
"Whether to check that the sample (e.g. logs).");
declareProperty(
"ToleranceRelErr", false,
"Treat tolerance as relative error rather then the absolute error.\n"
"This is only applicable to Matrix workspaces.");
// Have this one false by default - it can be a lot of printing.
declareProperty("CheckAllData", false,
"Usually checking data ends when first mismatch occurs. This "
"forces algorithm to check all data and print mismatch to "
"the debug log.\n"
"Very often such logs are huge so making it true should be "
"the last option.");
declareProperty("NumberMismatchedSpectraToPrint", 1,
"Number of mismatched spectra from lowest to be listed. ");
declareProperty("DetailedPrintIndex", EMPTY_INT(),
"Mismatched spectra that will be printed out in details. ");
declareProperty("Result", false, Direction::Output);
declareProperty(
make_unique<WorkspaceProperty<ITableWorkspace>>(
"Messages", "compare_msgs", Direction::Output),
"TableWorkspace containing messages about any mismatches detected");
m_Messages = WorkspaceFactory::Instance().createTable("TableWorkspace");
m_Messages->addColumn("str", "Message");
m_Messages->addColumn("str", "Workspace 1");
m_Messages->addColumn("str", "Workspace 2");
}
/** Execute the algorithm.
*/
void CompareWorkspaces::exec() {
m_Result = true;
m_Messages->setRowCount(0); // Clear table
if (g_log.is(Logger::Priority::PRIO_DEBUG))
m_ParallelComparison = false;
this->doComparison();
if (!m_Result) {
std::string message = m_Messages->cell<std::string>(0, 0);
g_log.notice() << "The workspaces did not match: " << message << '\n';
} else {
std::string ws1 = Workspace_const_sptr(getProperty("Workspace1"))->name();
std::string ws2 = Workspace_const_sptr(getProperty("Workspace2"))->name();
g_log.notice() << "The workspaces \"" << ws1 << "\" and \"" << ws2
<< "\" matched!\n";
}
setProperty("Result", m_Result);
setProperty("Messages", m_Messages);
}
//----------------------------------------------------------------------------------------------
/**
* Process two groups and ensure the Result string is set properly on the final
* algorithm.
*
* @return A boolean true if execution was sucessful, false otherwise
*/
bool CompareWorkspaces::processGroups() {
m_Result = true;
m_Messages->setRowCount(0); // Clear table
// Get workspaces
Workspace_const_sptr w1 = getProperty("Workspace1");
Workspace_const_sptr w2 = getProperty("Workspace2");
// Attempt to cast to WorkspaceGroups (will be nullptr on failure)
WorkspaceGroup_const_sptr ws1 =
boost::dynamic_pointer_cast<const WorkspaceGroup>(w1);
WorkspaceGroup_const_sptr ws2 =
boost::dynamic_pointer_cast<const WorkspaceGroup>(w2);
if (ws1 && ws2) { // Both are groups
processGroups(ws1, ws2);
} else if (!ws1 && !ws2) { // Neither are groups (shouldn't happen)
m_Result = false;
throw std::runtime_error("CompareWorkspaces::processGroups - Neither "
"input is a WorkspaceGroup. This is a logical "
"error in the code.");
} else if (!ws1 || !ws2) {
recordMismatch(
"Type mismatch. One workspace is a group, the other is not.");
}
if (m_Result && ws1 && ws2) {
g_log.notice() << "All workspaces in workspace groups \"" << ws1->name()
<< "\" and \"" << ws2->name() << "\" matched!\n";
}
setProperty("Result", m_Result);
setProperty("Messages", m_Messages);
return true;
}
//----------------------------------------------------------------------------------------------
/**
* @brief CompareWorkspaces::processGroups
* @param groupOne
* @param groupTwo
*/
void CompareWorkspaces::processGroups(
boost::shared_ptr<const API::WorkspaceGroup> groupOne,
boost::shared_ptr<const API::WorkspaceGroup> groupTwo) {
// Check their sizes
const size_t totalNum = static_cast<size_t>(groupOne->getNumberOfEntries());
if (groupOne->getNumberOfEntries() != groupTwo->getNumberOfEntries()) {
recordMismatch("GroupWorkspaces size mismatch.");
return;
}
// See if there are any other properties that require setting
const std::vector<Property *> &allProps = this->getProperties();
std::vector<Property *> nonDefaultProps;
nonDefaultProps.reserve(allProps.size());
for (auto p : allProps) {
const std::string &propName = p->name();
// Skip those not set and the input workspaces
if (p->isDefault() || propName == "Workspace1" || propName == "Workspace2")
continue; nonDefaultProps.push_back(p);
}
const size_t numNonDefault = nonDefaultProps.size();
const double progressFraction = 1.0 / static_cast<double>(totalNum);
std::vector<std::string> namesOne = groupOne->getNames();
std::vector<std::string> namesTwo = groupTwo->getNames();
for (size_t i = 0; i < totalNum; ++i) {
// We should use an algorithm for each so that the output properties are
// reset properly
Algorithm_sptr checker = this->createChildAlgorithm(
this->name(), progressFraction * static_cast<double>(i),
progressFraction * static_cast<double>(i + 1), false, this->version());
checker->setPropertyValue("Workspace1", namesOne[i]);
checker->setPropertyValue("Workspace2", namesTwo[i]);
for (size_t j = 0; j < numNonDefault; ++j) {
Property *p = nonDefaultProps[j];
checker->setPropertyValue(p->name(), p->value());
}
checker->execute();
bool success = checker->getProperty("Result");
if (!success) {
ITableWorkspace_sptr table = checker->getProperty("Messages");
recordMismatch(table->cell<std::string>(0, 0), namesOne[i], namesTwo[i]);
}
}
}
//----------------------------------------------------------------------------------------------
/**
* @brief CompareWorkspaces::doComparison
*/
void CompareWorkspaces::doComparison() {
Workspace_sptr w1 = getProperty("Workspace1");
Workspace_sptr w2 = getProperty("Workspace2");
// ==============================================================================
// Peaks workspaces
// ==============================================================================
// Check that both workspaces are the same type
IPeaksWorkspace_sptr pws1 = boost::dynamic_pointer_cast<IPeaksWorkspace>(w1);
IPeaksWorkspace_sptr pws2 = boost::dynamic_pointer_cast<IPeaksWorkspace>(w2);
if ((pws1 && !pws2) || (!pws1 && pws2)) {
recordMismatch("One workspace is a PeaksWorkspace and the other is not.");
return;
}
// Check some peak-based stuff
if (pws1 && pws2) {
doPeaksComparison(pws1, pws2);
return;
}
// ==============================================================================
// Table workspaces
// ==============================================================================
// Check that both workspaces are the same type
auto tws1 = boost::dynamic_pointer_cast<const ITableWorkspace>(w1);
auto tws2 = boost::dynamic_pointer_cast<const ITableWorkspace>(w2);
if ((tws1 && !tws2) || (!tws1 && tws2)) {
recordMismatch("One workspace is a TableWorkspace and the other is not.");
return;
}
if (tws1 && tws2) {
doTableComparison(tws1, tws2);
return;
}
// ==============================================================================
// MD workspaces
// ==============================================================================
// Check things for IMDEventWorkspaces
IMDEventWorkspace_const_sptr mdews1 =
boost::dynamic_pointer_cast<const IMDEventWorkspace>(w1);
IMDEventWorkspace_const_sptr mdews2 =
boost::dynamic_pointer_cast<const IMDEventWorkspace>(w2);
if ((mdews1 && !mdews2) || (!mdews1 && mdews2)) {
recordMismatch(
"One workspace is an IMDEventWorkspace and the other is not.");
return;
}
// Check things for IMDHistoWorkspaces
IMDHistoWorkspace_const_sptr mdhws1 =
boost::dynamic_pointer_cast<const IMDHistoWorkspace>(w1);
IMDHistoWorkspace_const_sptr mdhws2 =
boost::dynamic_pointer_cast<const IMDHistoWorkspace>(w2);
if ((mdhws1 && !mdhws2) || (!mdhws1 && mdhws2)) {
recordMismatch(
"One workspace is an IMDHistoWorkspace and the other is not.");
return;
}
if (mdhws1 ||
mdews1) // The '2' workspaces must match because of the checks above
{
this->doMDComparison(w1, w2);
return;
}
// ==============================================================================
// Event workspaces
// ==============================================================================
// These casts must succeed or there's a logical problem in the code
MatrixWorkspace_const_sptr ws1 =
boost::dynamic_pointer_cast<const MatrixWorkspace>(w1);
MatrixWorkspace_const_sptr ws2 =
boost::dynamic_pointer_cast<const MatrixWorkspace>(w2);
EventWorkspace_const_sptr ews1 =
boost::dynamic_pointer_cast<const EventWorkspace>(ws1);
EventWorkspace_const_sptr ews2 =
boost::dynamic_pointer_cast<const EventWorkspace>(ws2);
if (getProperty("CheckType")) {
if ((ews1 && !ews2) || (!ews1 && ews2)) {
recordMismatch(
"One workspace is an EventWorkspace and the other is not.");
return;
}
}
size_t numhist = ws1->getNumberHistograms();
if (ews1 && ews2) {
m_Prog = new Progress(this, 0.0, 1.0, numhist * 5);
// Compare event lists to see whether 2 event workspaces match each other
if (!compareEventWorkspaces(*ews1, *ews2))
return;
} else {
// Fewer steps if not events
m_Prog = new Progress(this, 0.0, 1.0, numhist * 2);
}
// ==============================================================================
// Matrix workspaces (Event & 2D)
// ==============================================================================
// First check the data - always do this
if (!checkData(ws1, ws2))
return;
// Now do the other ones if requested. Bail out as soon as we see a failure.
m_Prog->reportIncrement(numhist / 5, "Axes");
if (static_cast<bool>(getProperty("CheckAxes")) && !checkAxes(ws1, ws2))
return;
m_Prog->reportIncrement(numhist / 5, "SpectraMap");
if (static_cast<bool>(getProperty("CheckSpectraMap")) &&
!checkSpectraMap(ws1, ws2))
return;
m_Prog->reportIncrement(numhist / 5, "Instrument");
if (static_cast<bool>(getProperty("CheckInstrument")) &&
!checkInstrument(ws1, ws2))
return;
m_Prog->reportIncrement(numhist / 5, "Masking");
if (static_cast<bool>(getProperty("CheckMasking")) && !checkMasking(ws1, ws2))
return;
m_Prog->reportIncrement(numhist / 5, "Sample");
if (static_cast<bool>(getProperty("CheckSample"))) {
if (!checkSample(ws1->sample(), ws2->sample()))
return;
if (!checkRunProperties(ws1->run(), ws2->run()))
return;
}
}
//------------------------------------------------------------------------------------------------
/** Check whether 2 event lists are identical
*/
bool CompareWorkspaces::compareEventWorkspaces(
const DataObjects::EventWorkspace &ews1,
const DataObjects::EventWorkspace &ews2) {
bool checkallspectra = getProperty("CheckAllData");
int numspec2print = getProperty("NumberMismatchedSpectraToPrint");
int wsindex2print = getProperty("DetailedPrintIndex");
// Compare number of spectra
if (ews1.getNumberHistograms() != ews2.getNumberHistograms()) {
recordMismatch("Mismatched number of histograms.");
return false;
}
if (ews1.getEventType() != ews2.getEventType()) {
recordMismatch("Mismatched type of events in the EventWorkspaces.");
return false;
}
// Both will end up sorted anyway
ews1.sortAll(PULSETIMETOF_SORT, m_Prog);
ews2.sortAll(PULSETIMETOF_SORT, m_Prog);
// Determine the tolerance for "tof" attribute and "weight" of events
double toleranceWeight = Tolerance; // Standard tolerance
int64_t tolerancePulse = 1;
double toleranceTOF = 0.05;
if ((ews1.getAxis(0)->unit()->label().ascii() != "microsecond") ||
(ews2.getAxis(0)->unit()->label().ascii() != "microsecond")) {
g_log.warning() << "Event workspace has unit as "
<< ews1.getAxis(0)->unit()->label().ascii() << " and "
<< ews2.getAxis(0)->unit()->label().ascii()
<< ". Tolerance of TOF is set to 0.05 still. "
<< "\n";
toleranceTOF = 0.05;
}
g_log.notice() << "TOF Tolerance = " << toleranceTOF << "\n";
bool mismatchedEvent = false; int mismatchedEventWI = 0;
size_t numUnequalNumEventsSpectra = 0;
size_t numUnequalEvents = 0;
size_t numUnequalTOFEvents = 0;
size_t numUnequalPulseEvents = 0;
size_t numUnequalBothEvents = 0;
std::vector<int> vec_mismatchedwsindex;
PARALLEL_FOR_IF(m_ParallelComparison && ews1.threadSafe() &&
ews2.threadSafe())
for (int i = 0; i < static_cast<int>(ews1.getNumberHistograms()); ++i) {
PARALLEL_START_INTERUPT_REGION
m_Prog->report("EventLists");
if (!mismatchedEvent ||
checkallspectra) // This guard will avoid checking unnecessarily
{
const EventList &el1 = ews1.getSpectrum(i);
const EventList &el2 = ews2.getSpectrum(i);
bool printdetail = (i == wsindex2print);
if (printdetail) {
g_log.information() << "Spectrum " << i
<< " is set to print out in details. "
<< "\n";
}
if (!el1.equals(el2, toleranceTOF, toleranceWeight, tolerancePulse)) {
size_t tempNumTof = 0;
size_t tempNumPulses = 0;
size_t tempNumBoth = 0;
int tempNumUnequal = 0;
if (el1.getNumberEvents() != el2.getNumberEvents()) {
// Number of events are different
tempNumUnequal = -1;
} else {
tempNumUnequal = compareEventsListInDetails(
el1, el2, toleranceTOF, toleranceWeight, tolerancePulse,
printdetail, tempNumPulses, tempNumTof, tempNumBoth);
}
mismatchedEvent = true;
mismatchedEventWI = i;
PARALLEL_CRITICAL(CompareWorkspaces) {
if (tempNumUnequal == -1) {
// 2 spectra have different number of events
++numUnequalNumEventsSpectra;
} else {
// 2 spectra have some events different to each other
numUnequalEvents += static_cast<size_t>(tempNumUnequal);
numUnequalTOFEvents += tempNumTof;
numUnequalPulseEvents += tempNumPulses;
numUnequalBothEvents += tempNumBoth;
}
vec_mismatchedwsindex.push_back(i);
} // Parallel critical region
} // If elist 1 is not equal to elist 2
}
PARALLEL_END_INTERUPT_REGION
}
PARALLEL_CHECK_INTERUPT_REGION
bool wsmatch;
if (mismatchedEvent) {
std::ostringstream mess;
if (checkallspectra) {
if (numUnequalNumEventsSpectra > 0) mess << "Total " << numUnequalNumEventsSpectra
<< " spectra have different number of events. "
<< "\n";
mess << "Total " << numUnequalEvents << " (in " << ews1.getNumberEvents()
<< ") events are differrent. " << numUnequalTOFEvents
<< " have different TOF; " << numUnequalPulseEvents
<< " have different pulse time; " << numUnequalBothEvents
<< " have different in both TOF and pulse time. "
<< "\n";
mess << "Mismatched event lists include " << vec_mismatchedwsindex.size()
<< " of "
<< "total " << ews1.getNumberHistograms() << " spectra. "
<< "\n";
std::sort(vec_mismatchedwsindex.begin(), vec_mismatchedwsindex.end());
numspec2print = std::min(numspec2print,
static_cast<int>(vec_mismatchedwsindex.size()));
for (int i = 0; i < numspec2print; ++i) {
mess << vec_mismatchedwsindex[i] << ", ";
if ((i + 1) % 10 == 0)
mess << "\n";
}
} else {
mess << "Quick comparison shows 2 workspaces do not match. "
<< "First found mismatched event list is at workspace index "
<< mismatchedEventWI;
}
recordMismatch(mess.str());
wsmatch = false;
} else {
wsmatch = true;
}
return wsmatch;
}
//------------------------------------------------------------------------------------------------
/** Checks that the data matches
* @param ws1 :: the first workspace
* @param ws2 :: the second workspace
* @retval true The data matches
* @retval false The data does not matches
*/
bool CompareWorkspaces::checkData(API::MatrixWorkspace_const_sptr ws1,
API::MatrixWorkspace_const_sptr ws2) {
// Cache a few things for later use
const size_t numHists = ws1->getNumberHistograms();
const size_t numBins = ws1->blocksize();
const bool histogram = ws1->isHistogramData();
const bool checkAllData = getProperty("CheckAllData");
const bool RelErr = getProperty("ToleranceRelErr");
// First check that the workspace are the same size
if (numHists != ws2->getNumberHistograms() || numBins != ws2->blocksize()) {
recordMismatch("Size mismatch");
return false;
}
// Check that both are either histograms or point-like data
if (histogram != ws2->isHistogramData()) {
recordMismatch("Histogram/point-like mismatch");
return false;
}
const double tolerance = getProperty("Tolerance");
bool resultBool = true;
// Now check the data itself PARALLEL_FOR_IF(m_ParallelComparison && ws1->threadSafe() &&
ws2->threadSafe())
for (long i = 0; i < static_cast<long>(numHists); ++i) {
PARALLEL_START_INTERUPT_REGION
m_Prog->report("Histograms");
if (resultBool || checkAllData) // Avoid checking unnecessarily
{
// Get references to the current spectrum
const MantidVec &X1 = ws1->readX(i);
const MantidVec &Y1 = ws1->readY(i);
const MantidVec &E1 = ws1->readE(i);
const MantidVec &X2 = ws2->readX(i);
const MantidVec &Y2 = ws2->readY(i);
const MantidVec &E2 = ws2->readE(i);
for (int j = 0; j < static_cast<int>(numBins); ++j) {
bool err;
if (RelErr) {
err = (relErr(X1[j], X2[j], tolerance) ||
relErr(Y1[j], Y2[j], tolerance) ||
relErr(E1[j], E2[j], tolerance));
} else
err = (std::fabs(X1[j] - X2[j]) > tolerance ||
std::fabs(Y1[j] - Y2[j]) > tolerance ||
std::fabs(E1[j] - E2[j]) > tolerance);
if (err) {
g_log.debug() << "Data mismatch at cell (hist#,bin#): (" << i << ","
<< j << ")\n";
g_log.debug() << " Dataset #1 (X,Y,E) = (" << X1[j] << "," << Y1[j]
<< "," << E1[j] << ")\n";
g_log.debug() << " Dataset #2 (X,Y,E) = (" << X2[j] << "," << Y2[j]
<< "," << E2[j] << ")\n";
g_log.debug() << " Difference (X,Y,E) = (" << std::fabs(X1[j] - X2[j])
<< "," << std::fabs(Y1[j] - Y2[j]) << ","
<< std::fabs(E1[j] - E2[j]) << ")\n";
PARALLEL_CRITICAL(resultBool)
resultBool = false;
}
}
// Extra one for histogram data
if (histogram && std::fabs(X1.back() - X2.back()) > tolerance) {
g_log.debug() << " Data ranges mismatch for spectra N: (" << i << ")\n";
g_log.debug() << " Last bin ranges (X1_end vs X2_end) = (" << X1.back()
<< "," << X2.back() << ")\n";
PARALLEL_CRITICAL(resultBool)
resultBool = false;
}
}
PARALLEL_END_INTERUPT_REGION
}
PARALLEL_CHECK_INTERUPT_REGION
if (!resultBool)
recordMismatch("Data mismatch");
// If all is well, return true
return resultBool;
}
//------------------------------------------------------------------------------------------------
/**
* Checks that the axes matches
* @param ws1 :: the first workspace
* @param ws2 :: the second workspace
* @retval true The axes match
* @retval false The axes do not match
*/
bool CompareWorkspaces::checkAxes(API::MatrixWorkspace_const_sptr ws1, API::MatrixWorkspace_const_sptr ws2) {
const int numAxes = ws1->axes();
if (numAxes != ws2->axes()) {
recordMismatch("Different numbers of axes");
return false;
}
for (int i = 0; i < numAxes; ++i) {
std::ostringstream axis_name_ss;
axis_name_ss << "Axis " << i;
std::string axis_name = axis_name_ss.str();
const Axis *const ax1 = ws1->getAxis(i);
const Axis *const ax2 = ws2->getAxis(i);
if (ax1->isSpectra() != ax2->isSpectra()) {
recordMismatch(axis_name + " type mismatch");
return false;
}
if (ax1->title() != ax2->title()) {
recordMismatch(axis_name + " title mismatch");
return false;
}
Unit_const_sptr ax1_unit = ax1->unit();
Unit_const_sptr ax2_unit = ax2->unit();
if ((ax1_unit == nullptr && ax2_unit != nullptr) ||
(ax1_unit != nullptr && ax2_unit == nullptr) ||
(ax1_unit && ax1_unit->unitID() != ax2_unit->unitID())) {
recordMismatch(axis_name + " unit mismatch");
return false;
}
// Use Axis's equality operator to check length and values
// Don't check spectra axis as that just takes it values from the ISpectrum
// (see checkSpectraMap)
if (ax1->isNumeric() && ax2->isNumeric()) {
const NumericAxis *na1 = static_cast<const NumericAxis *>(ax1);
const double tolerance = getProperty("Tolerance");
if (!na1->equalWithinTolerance(*ax2, tolerance)) {
recordMismatch(axis_name + " values mismatch");
return false;
}
} else if (!ax1->isSpectra() && !ax1->operator==(*ax2)) {
recordMismatch(axis_name + " values mismatch");
return false;
}
}
if (ws1->YUnit() != ws2->YUnit()) {
g_log.debug() << "YUnit strings : WS1 = " << ws1->YUnit()
<< " WS2 = " << ws2->YUnit() << "\n";
recordMismatch("YUnit mismatch");
return false;
}
// Check both have the same distribution flag
if (ws1->isDistribution() != ws2->isDistribution()) {
g_log.debug() << "Distribution flags: WS1 = " << ws1->isDistribution()
<< " WS2 = " << ws2->isDistribution() << "\n";
recordMismatch("Distribution flag mismatch");
return false;
}
// Everything's OK with the axes
return true;
}
//------------------------------------------------------------------------------------------------
/// Checks that the spectra maps match
/// @param ws1 :: the first sp det map
/// @param ws2 :: the second sp det map
/// @retval true The maps match
/// @retval false The maps do not match
bool CompareWorkspaces::checkSpectraMap(MatrixWorkspace_const_sptr ws1,
MatrixWorkspace_const_sptr ws2) {
if (ws1->getNumberHistograms() != ws2->getNumberHistograms()) {
recordMismatch("Number of spectra mismatch");
return false;
}
for (size_t i = 0; i < ws1->getNumberHistograms(); i++) {
const auto &spec1 = ws1->getSpectrum(i);
const auto &spec2 = ws2->getSpectrum(i);
if (spec1.getSpectrumNo() != spec2.getSpectrumNo()) {
recordMismatch("Spectrum number mismatch");
return false;
}
if (spec1.getDetectorIDs().size() != spec2.getDetectorIDs().size()) {
std::ostringstream out;
out << "Number of detector IDs mismatch: "
<< spec1.getDetectorIDs().size() << " vs "
<< spec2.getDetectorIDs().size() << " at workspace index " << i;
recordMismatch(out.str());
return false;
}
auto it2 = spec2.getDetectorIDs().cbegin();
for (auto it1 = spec1.getDetectorIDs().cbegin();
it1 != spec1.getDetectorIDs().cend(); ++it1, ++it2) {
if (*it1 != *it2) {
recordMismatch("Detector IDs mismatch");
return false;
}
}
}
// Everything's OK if we get to here
return true;
}
//------------------------------------------------------------------------------------------------
/// Checks that the instruments match
/// @param ws1 :: the first workspace
/// @param ws2 :: the second workspace
/// @retval true The instruments match
/// @retval false The instruments do not match
bool CompareWorkspaces::checkInstrument(API::MatrixWorkspace_const_sptr ws1,
API::MatrixWorkspace_const_sptr ws2) {
// First check the name matches
if (ws1->getInstrument()->getName() != ws2->getInstrument()->getName()) {
g_log.debug() << "Instrument names: WS1 = "
<< ws1->getInstrument()->getName()
<< " WS2 = " << ws2->getInstrument()->getName() << "\n";
recordMismatch("Instrument name mismatch");
return false;
}
const Geometry::ParameterMap &ws1_parmap = ws1->constInstrumentParameters();
const Geometry::ParameterMap &ws2_parmap = ws2->constInstrumentParameters();
if (ws1_parmap != ws2_parmap) {
g_log.debug()
<< "Here information to help understand parameter map differences:\n";
g_log.debug() << ws1_parmap.diff(ws2_parmap);
recordMismatch(
"Instrument ParameterMap mismatch (differences in ordering ignored)");
return false; }
// All OK if we're here
return true;
}
//------------------------------------------------------------------------------------------------
/// Checks that the masking matches
/// @param ws1 :: the first workspace
/// @param ws2 :: the second workspace
/// @retval true The masking matches
/// @retval false The masking does not match
bool CompareWorkspaces::checkMasking(API::MatrixWorkspace_const_sptr ws1,
API::MatrixWorkspace_const_sptr ws2) {
const int numHists = static_cast<int>(ws1->getNumberHistograms());
for (int i = 0; i < numHists; ++i) {
const bool ws1_masks = ws1->hasMaskedBins(i);
if (ws1_masks != ws2->hasMaskedBins(i)) {
g_log.debug() << "Only one workspace has masked bins for spectrum " << i
<< "\n";
recordMismatch("Masking mismatch");
return false;
}
// If there are masked bins, check that they match
if (ws1_masks && ws1->maskedBins(i) != ws2->maskedBins(i)) {
g_log.debug() << "Mask lists for spectrum " << i << " do not match\n";
recordMismatch("Masking mismatch");
return false;
}
}
// All OK if here
return true;
}
//------------------------------------------------------------------------------------------------
/// Checks that the sample matches
/// @param sample1 :: the first sample
/// @param sample2 :: the second sample
/// @retval true The sample matches
/// @retval false The samples does not match
bool CompareWorkspaces::checkSample(const API::Sample &sample1,
const API::Sample &sample2) {
if (sample1.getName() != sample2.getName()) {
g_log.debug() << "WS1 sample name: " << sample1.getName() << "\n";
g_log.debug() << "WS2 sample name: " << sample2.getName() << "\n";
recordMismatch("Sample name mismatch");
return false;
}
// N.B. Sample shape properties are not currently written out to nexus
// processed files, so omit here
// All OK if here
return true;
}
//------------------------------------------------------------------------------------------------
/// Checks that the Run matches
/// @param run1 :: the first run object
/// @param run2 :: the second run object
/// @retval true The sample matches
/// @retval false The samples does not match
bool CompareWorkspaces::checkRunProperties(const API::Run &run1,
const API::Run &run2) {
double run1Charge(-1.0);
try {
run1Charge = run1.getProtonCharge();
} catch (Exception::NotFoundError &) { }
double run2Charge(-1.0);
try {
run2Charge = run2.getProtonCharge();
} catch (Exception::NotFoundError &) {
}
if (run1Charge != run2Charge) {
g_log.debug() << "WS1 proton charge: " << run1Charge << "\n";
g_log.debug() << "WS2 proton charge: " << run2Charge << "\n";
recordMismatch("Proton charge mismatch");
return false;
}
const std::vector<Kernel::Property *> &ws1logs = run1.getLogData();
const std::vector<Kernel::Property *> &ws2logs = run2.getLogData();
// Check that the number of separate logs is the same
if (ws1logs.size() != ws2logs.size()) {
g_log.debug() << "WS1 number of logs: " << ws1logs.size() << "\n";
g_log.debug() << "WS2 number of logs: " << ws2logs.size() << "\n";
recordMismatch("Different numbers of logs");
return false;
}
// Now loop over the individual logs
bool matched(true);
int64_t length(static_cast<int64_t>(ws1logs.size()));
PARALLEL_FOR_IF(true)
for (int64_t i = 0; i < length; ++i) {
PARALLEL_START_INTERUPT_REGION
if (matched) {
if (*(ws1logs[i]) != *(ws2logs[i])) {
matched = false;
recordMismatch("Log mismatch");
}
}
PARALLEL_END_INTERUPT_REGION
}
PARALLEL_CHECK_INTERUPT_REGION
return matched;
}
//------------------------------------------------------------------------------------------------
/** Compare 2 different events list with detailed information output (Linear)
* It assumes that the number of events between these 2 are identical
* el1 :: event list 1
* el2 :: event list 2
* tolfTOF :: tolerance of Time-of-flight (in micro-second)
* tolWeight :: tolerance of weight for weighted neutron events
* tolPulse :: tolerance of pulse time (in nanosecond)
* NOTE: there is no need to compare the event type as it has been done by
* other tjype of check
* printdetails :: option for comparing. -1: simple, 0: full but no print, 1:
* full with print
* @return :: int. -1: different number of events; N > 0 : some
* events are not same
*/
int CompareWorkspaces::compareEventsListInDetails(
const EventList &el1, const EventList &el2, double tolTof, double tolWeight,
int64_t tolPulse, bool printdetails, size_t &numdiffpulse,
size_t &numdifftof, size_t &numdiffboth) const {
// Check
if (el1.getNumberEvents() != el2.getNumberEvents())
throw std::runtime_error(
"compareEventsListInDetails only work on 2 event lists with same "
"number of events.");
// Initialize
numdiffpulse = 0;
numdifftof = 0; numdiffboth = 0;
int returnint = 0;
// Compare event by event including all events
const std::vector<TofEvent> &events1 = el1.getEvents();
const std::vector<TofEvent> &events2 = el2.getEvents();
size_t numdiffweight = 0;
EventType etype = el1.getEventType();
size_t numevents = events1.size();
for (size_t i = 0; i < numevents; ++i) {
// Compare 2 individual events
const TofEvent &e1 = events1[i];
const TofEvent &e2 = events2[i];
bool diffpulse = false;
bool difftof = false;
if (std::abs(e1.pulseTime().totalNanoseconds() -
e2.pulseTime().totalNanoseconds()) > tolPulse) {
diffpulse = true;
++numdiffpulse;
}
if (fabs(e1.tof() - e2.tof()) > tolTof) {
difftof = true;
++numdifftof;
}
if (diffpulse && difftof)
++numdiffboth;
if (etype == WEIGHTED) {
if (fabs(e1.weight() - e2.weight()) > tolWeight)
++numdiffweight;
}
bool same = (!diffpulse) && (!difftof);
if (!same) {
returnint += 1;
if (printdetails) {
std::stringstream outss;
outss << "Spectrum ? Event " << i << ": ";
if (diffpulse)
outss << "Diff-Pulse: " << e1.pulseTime() << " vs. " << e2.pulseTime()
<< "; ";
if (difftof)
outss << "Diff-TOF: " << e1.tof() << " vs. " << e2.tof() << ";";
g_log.information(outss.str());
}
}
} // End of loop on all events
if (numdiffweight > 0) {
throw std::runtime_error(
"Detected mismatched events in weight. Implement this branch ASAP.");
}
// Anything that gets this far is equal within tolerances
return returnint;
}
//------------------------------------------------------------------------------------------------
void CompareWorkspaces::doPeaksComparison(API::IPeaksWorkspace_sptr tws1,
API::IPeaksWorkspace_sptr tws2) {
// Check some table-based stuff
if (tws1->getNumberPeaks() != tws2->getNumberPeaks()) {
recordMismatch("Mismatched number of rows.");
return;
} if (tws1->columnCount() != tws2->columnCount()) {
recordMismatch("Mismatched number of columns.");
return;
}
// sort the workspaces before comparing
{
auto sortPeaks = createChildAlgorithm("SortPeaksWorkspace");
sortPeaks->setProperty("InputWorkspace", tws1);
sortPeaks->setProperty("ColumnNameToSortBy", "DSpacing");
sortPeaks->setProperty("SortAscending", true);
sortPeaks->executeAsChildAlg();
tws1 = sortPeaks->getProperty("OutputWorkspace");
sortPeaks = createChildAlgorithm("SortPeaksWorkspace");
sortPeaks->setProperty("InputWorkspace", tws2);
sortPeaks->setProperty("ColumnNameToSortBy", "DSpacing");
sortPeaks->setProperty("SortAscending", true);
sortPeaks->executeAsChildAlg();
tws2 = sortPeaks->getProperty("OutputWorkspace");
}
const double tolerance = getProperty("Tolerance");
for (int i = 0; i < tws1->getNumberPeaks(); i++) {
const IPeak &peak1 = tws1->getPeak(i);
const IPeak &peak2 = tws2->getPeak(i);
for (size_t j = 0; j < tws1->columnCount(); j++) {
boost::shared_ptr<const API::Column> col = tws1->getColumn(j);
std::string name = col->name();
double s1 = 0.0;
double s2 = 0.0;
if (name == "runnumber") {
s1 = double(peak1.getRunNumber());
s2 = double(peak2.getRunNumber());
} else if (name == "detid") {
s1 = double(peak1.getDetectorID());
s2 = double(peak2.getDetectorID());
} else if (name == "h") {
s1 = peak1.getH();
s2 = peak2.getH();
} else if (name == "k") {
s1 = peak1.getK();
s2 = peak2.getK();
} else if (name == "l") {
s1 = peak1.getL();
s2 = peak2.getL();
} else if (name == "wavelength") {
s1 = peak1.getWavelength();
s2 = peak2.getWavelength();
} else if (name == "energy") {
s1 = peak1.getInitialEnergy();
s2 = peak2.getInitialEnergy();
} else if (name == "tof") {
s1 = peak1.getTOF();
s2 = peak2.getTOF();
} else if (name == "dspacing") {
s1 = peak1.getDSpacing();
s2 = peak2.getDSpacing();
} else if (name == "intens") {
s1 = peak1.getIntensity();
s2 = peak2.getIntensity();
} else if (name == "sigint") {
s1 = peak1.getSigmaIntensity();
s2 = peak2.getSigmaIntensity();
} else if (name == "bincount") {
s1 = peak1.getBinCount();
s2 = peak2.getBinCount();
} else if (name == "row") {
s1 = peak1.getRow();
s2 = peak2.getRow(); } else if (name == "col") {
s1 = peak1.getCol();
s2 = peak2.getCol();
}
if (std::fabs(s1 - s2) > tolerance) {
g_log.debug() << "Data mismatch at cell (row#,col#): (" << i << "," << j
<< ")\n";
recordMismatch("Data mismatch");
return;
}
}
}
}
//------------------------------------------------------------------------------------------------
void CompareWorkspaces::doTableComparison(
API::ITableWorkspace_const_sptr tws1,
API::ITableWorkspace_const_sptr tws2) {
// First the easy things
const auto numCols = tws1->columnCount();
if (numCols != tws2->columnCount()) {
g_log.debug() << "Number of columns mismatch (" << numCols << " vs "
<< tws2->columnCount() << ")\n";
recordMismatch("Number of columns mismatch");
return;
}
const auto numRows = tws1->rowCount();
if (numRows != tws2->rowCount()) {
g_log.debug() << "Number of rows mismatch (" << numRows << " vs "
<< tws2->rowCount() << ")\n";
recordMismatch("Number of rows mismatch");
return;
}
for (size_t i = 0; i < numCols; ++i) {
auto c1 = tws1->getColumn(i);
auto c2 = tws2->getColumn(i);
if (c1->name() != c2->name()) {
g_log.debug() << "Column name mismatch at column " << i << " ("
<< c1->name() << " vs " << c2->name() << ")\n";
recordMismatch("Column name mismatch");
return;
}
if (c1->type() != c2->type()) {
g_log.debug() << "Column type mismatch at column " << i << " ("
<< c1->type() << " vs " << c2->type() << ")\n";
recordMismatch("Column type mismatch");
return;
}
}
const bool checkAllData = getProperty("CheckAllData");
for (size_t i = 0; i < numRows; ++i) {
const TableRow r1 =
boost::const_pointer_cast<ITableWorkspace>(tws1)->getRow(i);
const TableRow r2 =
boost::const_pointer_cast<ITableWorkspace>(tws2)->getRow(i);
// Easiest, if not the fastest, way to compare is via strings
std::stringstream r1s, r2s;
r1s << r1;
r2s << r2;
if (r1s.str() != r2s.str()) {
g_log.debug() << "Table data mismatch at row " << i << " (" << r1s.str()
<< " vs " << r2s.str() << ")\n";
recordMismatch("Table data mismatch");
if (!checkAllData)
return;
} } // loop over columns
}
//------------------------------------------------------------------------------------------------
void CompareWorkspaces::doMDComparison(Workspace_sptr w1, Workspace_sptr w2) {
IMDWorkspace_sptr mdws1, mdws2;
mdws1 = boost::dynamic_pointer_cast<IMDWorkspace>(w1);
mdws2 = boost::dynamic_pointer_cast<IMDWorkspace>(w2);
IAlgorithm_sptr alg = this->createChildAlgorithm("CompareMDWorkspaces");
alg->setProperty<IMDWorkspace_sptr>("Workspace1", mdws1);
alg->setProperty<IMDWorkspace_sptr>("Workspace2", mdws2);
const double tolerance = getProperty("Tolerance");
alg->setProperty("Tolerance", tolerance);
alg->executeAsChildAlg();
bool doesMatch = alg->getProperty("Equals");
std::string algResult = alg->getProperty("Result");
if (!doesMatch) {
recordMismatch(algResult);
}
}
//------------------------------------------------------------------------------------------------
/**
* Records a mismatch that has occurred in the output workspace and sets the
* Result to indicate that the input workspaces did not match.
*
* @param msg Mismatch message to be logged in output workspace
* @param ws1 Name of first workspace being compared
* @param ws2 Name of second workspace being compared
*/
void CompareWorkspaces::recordMismatch(std::string msg, std::string ws1,
std::string ws2) {
// Workspace names default to the workspaces currently being compared
if (ws1.empty()) {
Workspace_const_sptr w1 = getProperty("Workspace1");
ws1 = w1->name();
}
if (ws2.empty()) {
Workspace_const_sptr w2 = getProperty("Workspace2");
ws2 = w2->name();
}
// Add new row and flag this comparison as a mismatch
TableRow row = m_Messages->appendRow();
row << msg << ws1 << ws2;
m_Result = false;
}
//------------------------------------------------------------------------------------------------
/** Function which calculates relative error between two values and analyses if
this error is within the limits
* requested. When the absolute value of the difference is smaller then the value
of the error requested,
* absolute error is used instead of relative error.
@param x1 -- first value to check difference
@param x2 -- second value to check difference
@param errorVal -- the value of the error, to check against. Should be large
then 0
@returns true if error or false if the value is within the limits requested
*/
bool CompareWorkspaces::relErr(double x1, double x2, double errorVal) const {
double num = std::fabs(x1 - x2);
// how to treat x1<0 and x2 > 0 ? probably this way
double den = 0.5 * (std::fabs(x1) + std::fabs(x2));
if (den < errorVal)
return (num > errorVal);
return (num / den > errorVal);
}
} // namespace Algorithms
} // namespace Mantid