+// Copyright (C) 2016-2021 CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
+
#include "MEDPresentationContour.hxx"
-#include "MEDFactoryClient.hxx"
+
+#include <SALOME_KernelServices.hxx>
+#undef LOG // should be fixed in KERNEL - double definition
+#include <Basics_Utils.hxx>
+
+#include <sstream>
+
+const std::string MEDPresentationContour::TYPE_NAME = "MEDPresentationContour";
+const std::string MEDPresentationContour::PROP_NB_CONTOUR = "nbContour";
+
+MEDPresentationContour::MEDPresentationContour(const MEDCALC::ContourParameters& params,
+ const MEDCALC::ViewModeType viewMode) :
+ MEDPresentation(params.fieldHandlerId, TYPE_NAME, viewMode, params.colorMap, params.scalarBarRange),
+ _params(params)
+{
+ setIntProperty(MEDPresentationContour::PROP_NB_CONTOUR, params.nbContours);
+}
+
+void
+MEDPresentationContour::initFieldMeshInfos()
+{
+ MEDPresentation::initFieldMeshInfos();
+ _colorByType = "POINTS";
+}
+
+void
+MEDPresentationContour::setNumberContours()
+{
+ std::ostringstream oss;
+
+ oss << "min_max = " << _srcObjVar << ".PointData.GetArray('" << _fieldName << "').GetRange();";
+ pushAndExecPyLine(oss.str()); oss.str("");
+ oss << "delta = (min_max[1]-min_max[0])/float(" << _params.nbContours << ");";
+ pushAndExecPyLine(oss.str()); oss.str("");
+ oss << _objVar << ".Isosurfaces = [min_max[0]+0.5*delta+i*delta for i in range(" << _params.nbContours << ")];";
+ pushAndExecPyLine(oss.str()); oss.str("");
+}
void
MEDPresentationContour::internalGeneratePipeline()
{
+ MEDPresentation::internalGeneratePipeline();
+
+ MEDPyLockWrapper lock;
+
+ createSource();
+ setTimestamp();
+
+ // Populate internal array of available components:
+ fillAvailableFieldComponents();
+ if (getIntProperty(MEDPresentation::PROP_NB_COMPONENTS) > 1)
+ {
+ const char * msg = "Contour presentation only works for scalar field!"; // this message will appear in GUI too
+ STDLOG(msg);
+ throw KERNEL::createSalomeException(msg);
+ }
+ if (_params.nbContours < 1)
+ {
+ const char * mes = "Invalid number of contours!";
+ STDLOG(mes);
+ throw KERNEL::createSalomeException(mes);
+ }
+
+ setOrCreateRenderView(); // instantiate __viewXXX, needs to be after the exception above otherwise previous elements in the view will be hidden.
+
+ // Contour needs point data:
+ applyCellToPointIfNeeded();
+
+ std::ostringstream oss;
+ oss << _objVar << " = pvs.Contour(Input=" << _srcObjVar << ");";
+ pushAndExecPyLine(oss.str()); oss.str("");
+
+ showObject();
+
+ oss << _objVar << ".ContourBy = ['POINTS', '" << _fieldName << "'];";
+ pushAndExecPyLine(oss.str()); oss.str("");
+
+ // Colorize contour
+ oss << _objVar << ".ComputeScalars = 1;";
+ pushAndExecPyLine(oss.str()); oss.str("");
+
+ // Set number of contours
+ setNumberContours();
+
+ colorBy(); // see initFieldInfo() - necessarily POINTS because of the conversion above
+ showScalarBar();
+ selectColorMap();
+ rescaleTransferFunction();
+ resetCameraAndRender();
+}
+
+void
+MEDPresentationContour::updatePipeline(const MEDCALC::ContourParameters& params)
+{
+ if (params.fieldHandlerId != _params.fieldHandlerId)
+ throw KERNEL::createSalomeException("Unexpected updatePipeline error! Mismatching fieldHandlerId!");
+
+ if (params.scalarBarRange != _params.scalarBarRange)
+ updateScalarBarRange<MEDPresentationContour, MEDCALC::ContourParameters>(params.scalarBarRange);
+ if (params.colorMap != _params.colorMap)
+ updateColorMap<MEDPresentationContour, MEDCALC::ContourParameters>(params.colorMap);
+
+ if (params.nbContours != _params.nbContours)
+ {
+ if (params.nbContours < 1)
+ {
+ const char * mes = "Invalid number of contours!";
+ STDLOG(mes);
+ throw KERNEL::createSalomeException(mes);
+ }
+ updateNbContours(params.nbContours);
+ }
+}
+
+void
+MEDPresentationContour::updateNbContours(const int nbContours)
+{
+ _params.nbContours = nbContours;
+
+ // GUI helper:
+ setIntProperty(MEDPresentationContour::PROP_NB_CONTOUR, nbContours);
+
+ // Update the pipeline:
+ {
+ MEDPyLockWrapper lock;
+ setNumberContours();
+ pushAndExecPyLine("pvs.Render();");
+ }
}