/** * Loads a file into a *hidden* workspace. * * @param fileName :: file name to load. * @param wsName :: workspace name, which will be prefixed by a "__" * * @returns a pointer to the loaded workspace */ API::Workspace_sptr Load::loadFileToWs(const std::string &fileName, const std::string &wsName) { Mantid::API::IAlgorithm_sptr loadAlg = createChildAlgorithm("Load", 1); // Get the list properties for the concrete loader load algorithm const std::vector<Kernel::Property *> &props = getProperties(); // Loop through and set the properties on the Child Algorithm for (auto prop : props) { const std::string &propName = prop->name(); if (this->existsProperty(propName)) { if (propName == "Filename") { loadAlg->setPropertyValue("Filename", fileName); } else if (propName == "OutputWorkspace") { loadAlg->setPropertyValue("OutputWorkspace", wsName); } else { loadAlg->setPropertyValue(propName, getPropertyValue(propName)); } } } loadAlg->executeAsChildAlg(); Workspace_sptr ws = loadAlg->getProperty("OutputWorkspace"); // ws->setName(wsName); AnalysisDataService::Instance().addOrReplace(wsName, ws); return ws; }
/** Run any algorithm with a variable number of parameters * * @param algorithmName * @param count :: number of arguments given. * @return the algorithm created */ IAlgorithm_sptr FrameworkManagerImpl::exec(const std::string& algorithmName, int count, ...) { // Create the algorithm Mantid::API::IAlgorithm_sptr alg; alg = Mantid::API::AlgorithmManager::Instance().createUnmanaged(algorithmName, -1); alg->initialize(); if (!alg->isInitialized()) throw std::runtime_error(algorithmName + " was not initialized."); if (count % 2 == 1) { throw std::runtime_error("Must have an even number of parameter/value string arguments"); } va_list Params; va_start(Params, count); for(int i = 0; i < count; i += 2 ) { std::string paramName = va_arg(Params, const char *); std::string paramValue = va_arg(Params, const char *); alg->setPropertyValue(paramName, paramValue); } va_end(Params); alg->execute(); return alg; }
/** * Get the viewable peaks. Essentially copied from the slice viewer. * @returns A vector indicating which of the peaks are viewable. */ std::vector<bool> ConcretePeaksPresenterVsi::getViewablePeaks() const { // Need to apply a transform. // Don't bother to find peaks in the region if there are no peaks to find. Mantid::API::ITableWorkspace_sptr outTable; if (this->m_peaksWorkspace->getNumberPeaks() >= 1) { double effectiveRadius = 1e-2; std::string viewable = m_viewableRegion->toExtentsAsString(); Mantid::API::IPeaksWorkspace_sptr peaksWS = m_peaksWorkspace; Mantid::API::IAlgorithm_sptr alg = Mantid::API::AlgorithmManager::Instance().create("PeaksInRegion"); alg->setChild(true); alg->setRethrows(true); alg->initialize(); alg->setProperty("InputWorkspace", peaksWS); alg->setProperty("OutputWorkspace", peaksWS->name() + "_peaks_in_region"); alg->setProperty("Extents", viewable); alg->setProperty("CheckPeakExtents", true); alg->setProperty("PeakRadius", effectiveRadius); alg->setPropertyValue("CoordinateFrame", m_frame); alg->execute(); outTable = alg->getProperty("OutputWorkspace"); std::vector<bool> viewablePeaks(outTable->rowCount()); for (size_t i = 0; i < outTable->rowCount(); ++i) { viewablePeaks[i] = outTable->cell<Mantid::API::Boolean>(i, 1); } m_viewablePeaks = viewablePeaks; } else { // No peaks will be viewable m_viewablePeaks = std::vector<bool>(); } return m_viewablePeaks; }
/** * Sorts the peak workspace by a specified column name in ascending or * descending order. * @param byColumnName The column by which the workspace is to be sorted. * @param ascending If the workspace is to be sorted in a ascending or * descending manner. */ void ConcretePeaksPresenterVsi::sortPeaksWorkspace( const std::string &byColumnName, const bool ascending) { Mantid::API::IPeaksWorkspace_sptr peaksWS = boost::const_pointer_cast<Mantid::API::IPeaksWorkspace>( this->m_peaksWorkspace); // Sort the Peaks in-place. Mantid::API::IAlgorithm_sptr alg = Mantid::API::AlgorithmManager::Instance().create("SortPeaksWorkspace"); alg->setChild(true); alg->setRethrows(true); alg->initialize(); alg->setProperty("InputWorkspace", peaksWS); alg->setPropertyValue("OutputWorkspace", "SortedPeaksWorkspace"); alg->setProperty("OutputWorkspace", peaksWS); alg->setProperty("SortAscending", ascending); alg->setPropertyValue("ColumnNameToSortBy", byColumnName); alg->execute(); }
Mantid::API::MatrixWorkspace_sptr SANSPlotSpecial::runIQTransform() { // Run the IQTransform algorithm for the current settings on the GUI Mantid::API::IAlgorithm_sptr iqt = Mantid::API::AlgorithmManager::Instance().create("IQTransform"); iqt->initialize(); try { iqt->setPropertyValue("InputWorkspace", m_uiForm.wsInput->currentText().toStdString()); } catch (std::invalid_argument &) { m_uiForm.lbPlotOptionsError->setText( "Selected input workspace is not appropriate for the IQTransform " "algorithm. Please refer to the documentation for guidelines."); return Mantid::API::MatrixWorkspace_sptr(); } iqt->setPropertyValue("OutputWorkspace", "__sans_isis_display_iqt"); iqt->setPropertyValue("TransformType", m_uiForm.cbPlotType->currentText().toStdString()); if (m_uiForm.cbBackground->currentText() == "Value") { iqt->setProperty<double>("BackgroundValue", m_uiForm.dsBackground->value()); } else { iqt->setPropertyValue("BackgroundWorkspace", m_uiForm.wsBackground->currentText().toStdString()); } if (m_uiForm.cbPlotType->currentText() == "General") { std::vector<double> constants = m_transforms["General"]->functionConstants(); iqt->setProperty("GeneralFunctionConstants", constants); } iqt->execute(); Mantid::API::MatrixWorkspace_sptr result = boost::dynamic_pointer_cast<Mantid::API::MatrixWorkspace>( Mantid::API::AnalysisDataService::Instance().retrieve( "__sans_isis_display_iqt")); return result; }
/// execute getdatafIles algorithm ITableWorkspace_sptr ICatInvestigation::executeGetdataFiles() { QString algName("CatalogGetDataFiles"); const int version=1; Mantid::API::ITableWorkspace_sptr ws_sptr; Mantid::API::IAlgorithm_sptr alg; try { alg = Mantid::API::AlgorithmManager::Instance().create(algName.toStdString(),version); } catch(...) { throw std::runtime_error("Error when loading the data files associated to the selected investigation "); } try { alg->setProperty("InvestigationId",m_invstId); alg->setProperty("FilterLogFiles",isDataFilesChecked()); alg->setPropertyValue("OutputWorkspace","datafiles"); } catch(std::invalid_argument& e) { emit error(e.what()); return ws_sptr; } catch (Mantid::Kernel::Exception::NotFoundError& e) { emit error(e.what()); return ws_sptr; } try { Poco::ActiveResult<bool> result(alg->executeAsync()); while( !result.available() ) { QCoreApplication::processEvents(); } } catch(...) { return ws_sptr; } if(AnalysisDataService::Instance().doesExist("datafiles")) { ws_sptr = boost::dynamic_pointer_cast<Mantid::API::ITableWorkspace> (AnalysisDataService::Instance().retrieve("datafiles")); } return ws_sptr; }
void ConcretePeaksPresenter::sortPeaksWorkspace(const std::string &byColumnName, const bool ascending) { Mantid::API::IPeaksWorkspace_sptr peaksWS = boost::const_pointer_cast<Mantid::API::IPeaksWorkspace>(this->m_peaksWS); // Sort the Peaks in-place. Mantid::API::IAlgorithm_sptr alg = AlgorithmManager::Instance().create("SortPeaksWorkspace"); alg->setChild(true); alg->setRethrows(true); alg->initialize(); alg->setProperty("InputWorkspace", peaksWS); alg->setPropertyValue("OutputWorkspace", "SortedPeaksWorkspace"); alg->setProperty("OutputWorkspace", peaksWS); alg->setProperty("SortAscending", ascending); alg->setPropertyValue("ColumnNameToSortBy", byColumnName); alg->execute(); // Reproduce the views. this->produceViews(); // Give the new views the current slice point. m_viewPeaks->setSlicePoint(this->m_slicePoint.slicePoint(), m_viewablePeaks); }
/** * Groups the workspace according to grouping provided. * * @param ws :: Workspace to group * @param g :: The grouping information * @return Sptr to created grouped workspace */ MatrixWorkspace_sptr groupWorkspace(MatrixWorkspace_const_sptr ws, const Grouping& g) { // As I couldn't specify multiple groups for GroupDetectors, I am going down quite a complicated // route - for every group distinct grouped workspace is created using GroupDetectors. These // workspaces are then merged into the output workspace. // Create output workspace MatrixWorkspace_sptr outWs = WorkspaceFactory::Instance().create(ws, g.groups.size(), ws->readX(0).size(), ws->blocksize()); for(size_t gi = 0; gi < g.groups.size(); gi++) { Mantid::API::IAlgorithm_sptr alg = AlgorithmManager::Instance().create("GroupDetectors"); alg->setChild(true); // So Output workspace is not added to the ADS alg->initialize(); alg->setProperty("InputWorkspace", boost::const_pointer_cast<MatrixWorkspace>(ws)); alg->setPropertyValue("SpectraList", g.groups[gi]); alg->setPropertyValue("OutputWorkspace", "grouped"); // Is not actually used, just to make validators happy alg->execute(); MatrixWorkspace_sptr grouped = alg->getProperty("OutputWorkspace"); // Copy the spectrum *(outWs->getSpectrum(gi)) = *(grouped->getSpectrum(0)); // Update spectrum number outWs->getSpectrum(gi)->setSpectrumNo(static_cast<specid_t>(gi)); // Copy to the output workspace outWs->dataY(gi) = grouped->readY(0); outWs->dataX(gi) = grouped->readX(0); outWs->dataE(gi) = grouped->readE(0); } return outWs; }
/** @param inname Name of workspace containing peaks @param params optimized cell parameters @param out residuals from optimization */ void OptimizeLatticeForCellType::optLattice(std::string inname, std::vector<double> ¶ms, double *out) { PeaksWorkspace_sptr ws = boost::dynamic_pointer_cast<PeaksWorkspace>( AnalysisDataService::Instance().retrieve(inname)); const std::vector<Peak> &peaks = ws->getPeaks(); size_t n_peaks = ws->getNumberPeaks(); std::vector<V3D> q_vector; std::vector<V3D> hkl_vector; for (size_t i = 0; i < params.size(); i++) params[i] = std::abs(params[i]); for (size_t i = 0; i < n_peaks; i++) { q_vector.push_back(peaks[i].getQSampleFrame()); hkl_vector.push_back(peaks[i].getHKL()); } Mantid::API::IAlgorithm_sptr alg = createChildAlgorithm("CalculateUMatrix"); alg->setPropertyValue("PeaksWorkspace", inname); alg->setProperty("a", params[0]); alg->setProperty("b", params[1]); alg->setProperty("c", params[2]); alg->setProperty("alpha", params[3]); alg->setProperty("beta", params[4]); alg->setProperty("gamma", params[5]); alg->executeAsChildAlg(); ws = alg->getProperty("PeaksWorkspace"); OrientedLattice latt = ws->mutableSample().getOrientedLattice(); DblMatrix UB = latt.getUB(); DblMatrix A = aMatrix(params); DblMatrix Bc = A; Bc.Invert(); DblMatrix U1_B1 = UB * A; OrientedLattice o_lattice; o_lattice.setUB(U1_B1); DblMatrix U1 = o_lattice.getU(); DblMatrix U1_Bc = U1 * Bc; for (size_t i = 0; i < hkl_vector.size(); i++) { V3D error = U1_Bc * hkl_vector[i] - q_vector[i] / (2.0 * M_PI); out[i] = error.norm2(); } return; }
std::vector<size_t> ConcretePeaksPresenter::findVisiblePeakIndexes(const PeakBoundingBox &box) { std::vector<size_t> indexes; // Don't bother to find peaks in the region if there are no peaks to find. if (this->m_peaksWS->getNumberPeaks() >= 1) { double radius = m_viewPeaks ->getRadius(); // Effective radius of each peak representation. Mantid::API::IPeaksWorkspace_sptr peaksWS = boost::const_pointer_cast<Mantid::API::IPeaksWorkspace>( this->m_peaksWS); PeakBoundingBox transformedViewableRegion = box.makeSliceBox(radius); transformedViewableRegion.transformBox(m_transform); Mantid::API::IAlgorithm_sptr alg = AlgorithmManager::Instance().create("PeaksInRegion"); alg->setChild(true); alg->setRethrows(true); alg->initialize(); alg->setProperty("InputWorkspace", peaksWS); alg->setProperty("OutputWorkspace", peaksWS->name() + "_peaks_in_region"); alg->setProperty("Extents", transformedViewableRegion.toExtents()); alg->setProperty("CheckPeakExtents", false); // consider all peaks as points alg->setProperty("PeakRadius", radius); alg->setPropertyValue("CoordinateFrame", m_transform->getFriendlyName()); alg->execute(); ITableWorkspace_sptr outTable = alg->getProperty("OutputWorkspace"); for (size_t i = 0; i < outTable->rowCount(); ++i) { const bool insideRegion = outTable->cell<Boolean>(i, 1); if (insideRegion) { indexes.push_back(i); } } } return indexes; }
void WorkspacePresenter::groupWorkspaces() { auto view = lockView(); auto selected = view->getSelectedWorkspaceNames(); std::string groupName("NewGroup"); // get selected workspaces if (selected.size() < 2) { view->showCriticalUserMessage("Cannot Group Workspaces", "Select at least two workspaces to group "); return; } if (m_adapter->doesWorkspaceExist(groupName)) { if (!view->askUserYesNo("", "Workspace " + groupName + " already exists. Do you want to replace it?")) return; } try { std::string algName("GroupWorkspaces"); Mantid::API::IAlgorithm_sptr alg = Mantid::API::AlgorithmManager::Instance().create(algName, -1); alg->initialize(); alg->setProperty("InputWorkspaces", selected); alg->setPropertyValue("OutputWorkspace", groupName); // execute the algorithm bool bStatus = alg->execute(); if (!bStatus) { view->showCriticalUserMessage("MantidPlot - Algorithm error", " Error in GroupWorkspaces algorithm"); } } catch (...) { view->showCriticalUserMessage("MantidPlot - Algorithm error", " Error in GroupWorkspaces algorithm"); } }
/** * Fill m_uiForm.logBox with names of the log values read from one of the input files */ void PlotAsymmetryByLogValueDialog::fillLogBox(const QString&) { QString nexusFileName = m_uiForm.firstRunBox->text(); QFileInfo file(nexusFileName); if (!file.exists()) { return; } m_uiForm.logBox->clear(); Mantid::API::IAlgorithm_sptr alg = Mantid::API::AlgorithmFactory::Instance().create("LoadNexus",-1); alg->initialize(); try { alg->setPropertyValue("Filename",nexusFileName.toStdString()); alg->setPropertyValue("OutputWorkspace","PlotAsymmetryByLogValueDialog_tmp"); alg->setPropertyValue("SpectrumMin","0"); alg->setPropertyValue("SpectrumMax","0"); alg->execute(); if (alg->isExecuted()) { std::string wsName = alg->getPropertyValue("OutputWorkspace"); Mantid::API::Workspace_sptr ws = Mantid::API::AnalysisDataService::Instance().retrieve(wsName); if ( !ws ) { return; } Mantid::API::MatrixWorkspace_sptr mws = boost::dynamic_pointer_cast<Mantid::API::MatrixWorkspace>(ws); Mantid::API::WorkspaceGroup_sptr gws = boost::dynamic_pointer_cast<Mantid::API::WorkspaceGroup>(ws); if (gws) { if (gws->getNumberOfEntries() < 2) return; mws = boost::dynamic_pointer_cast<Mantid::API::MatrixWorkspace>( Mantid::API::AnalysisDataService::Instance().retrieve(gws->getNames()[1]) ); } const std::vector< Mantid::Kernel::Property* >& props = mws->run().getLogData(); if (gws) { std::vector<std::string> wsNames = gws->getNames(); for(std::vector<std::string>::iterator it=wsNames.begin();it!=wsNames.end();++it) { Mantid::API::AnalysisDataService::Instance().remove(*it); } } else { Mantid::API::AnalysisDataService::Instance().remove("PlotAsymmetryByLogValueDialog_tmp"); } for(size_t i=0;i<props.size();i++) { m_uiForm.logBox->addItem(QString::fromStdString(props[i]->name())); } // Display the appropriate value QString displayed(""); if( !isForScript() ) { displayed = MantidQt::API::AlgorithmInputHistory::Instance().previousInput("PlotAsymmetryByLogValue", "LogValue"); } if( !displayed.isEmpty() ) { int index = m_uiForm.logBox->findText(displayed); if( index >= 0 ) { m_uiForm.logBox->setCurrentIndex(index); } } } } catch(std::exception& ) { } }