1 // Copyright (C) 2016 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
20 #include "MEDPyLockWrapper.hxx"
22 #include "MEDPresentationVectorField.hxx"
23 #include "MEDPresentationException.hxx"
25 #include <SALOME_KernelServices.hxx>
26 #undef LOG // should be fixed in KERNEL - double definition
27 #include <Basics_Utils.hxx>
31 const std::string MEDPresentationVectorField::TYPE_NAME = "MEDPresentationVectorField";
33 MEDPresentationVectorField::MEDPresentationVectorField(const MEDCALC::VectorFieldParameters& params,
34 const MEDCALC::ViewModeType viewMode) :
35 MEDPresentation(params.fieldHandlerId, TYPE_NAME, viewMode, params.colorMap, params.scalarBarRange), _params(params)
40 MEDPresentationVectorField::autoScale()
42 std::ostringstream oss;
43 // oss << "import medcalc;";
44 // pushAndExecPyLine(oss.str()); oss.str("");
45 oss << _objVar << ".ScaleFactor = 2.0*medcalc.ComputeCellAverageSize(__srcObj0)/(" << _rangeVar
46 << "[1]-" << _rangeVar << "[0]);";
47 pushAndExecPyLine(oss.str()); oss.str("");
51 MEDPresentationVectorField::internalGeneratePipeline()
53 MEDPresentation::internalGeneratePipeline();
55 MEDPyLockWrapper lock;
57 setOrCreateRenderView();
60 // Populate internal array of available components:
61 fillAvailableFieldComponents();
62 if (getIntProperty(MEDPresentation::PROP_NB_COMPONENTS) <= 1)
64 const char * msg = "Vector field presentation does not work for scalar field!"; // this message will appear in GUI too
66 throw KERNEL::createSalomeException(msg);
69 std::ostringstream oss;
70 oss << _objVar << " = pvs.Glyph(Input=" << _srcObjVar << ", GlyphType='Arrow');";
71 pushAndExecPyLine(oss.str()); oss.str("");
73 showObject(); // to be done first so that the scale factor computation properly works
75 oss << _objVar << ".Scalars = ['"<< _pvFieldType << "', 'None'];";
76 pushAndExecPyLine(oss.str()); oss.str("");
77 oss << _objVar << ".Vectors = ['"<< _pvFieldType << "', '" << _fieldName << "'];";
78 pushAndExecPyLine(oss.str()); oss.str("");
79 oss << _objVar << ".ScaleMode = 'vector';";
80 pushAndExecPyLine(oss.str()); oss.str("");
81 oss << _objVar << ".GlyphMode = 'All Points';";
82 pushAndExecPyLine(oss.str()); oss.str("");
83 oss << _objVar << "GlyphTransform = 'Transform2';"; // not sure this is really needed?
84 pushAndExecPyLine(oss.str()); oss.str("");
89 rescaleTransferFunction();
91 autoScale(); // to be called after transfer function so we have the range
93 resetCameraAndRender();
97 MEDPresentationVectorField::updatePipeline(const MEDCALC::VectorFieldParameters& params)
99 if (params.fieldHandlerId != _params.fieldHandlerId)
100 throw KERNEL::createSalomeException("Unexpected updatePipeline error! Mismatching fieldHandlerId!");
102 if (params.scalarBarRange != _params.scalarBarRange)
104 updateScalarBarRange<MEDPresentationVectorField, MEDCALC::VectorFieldParameters>(params.scalarBarRange);
106 pushAndExecPyLine("pvs.Render();");
108 if (params.colorMap != _params.colorMap)
109 updateColorMap<MEDPresentationVectorField, MEDCALC::VectorFieldParameters>(params.colorMap);