src/Plugins/MEDReader/Test/testMEDReader8.py

   1 #  -*- coding: iso-8859-1 -*-
   2 # Copyright (C) 2007-2019  CEA/DEN, EDF R&D
   3 #
   4 # This library is free software; you can redistribute it and/or
   5 # modify it under the terms of the GNU Lesser General Public
   6 # License as published by the Free Software Foundation; either
   7 # version 2.1 of the License, or (at your option) any later version.
   8 #
   9 # This library is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 # Lesser General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU Lesser General Public
  15 # License along with this library; if not, write to the Free Software
  16 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  17 #
  18 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  19 #
  20 # Author : Anthony Geay
  21
  22 import os
  23 import sys
  24
  25 from MEDLoader import *
  26
  27 """ This test is a non regression test. ExtractCellType then ExtractGroup.
  28 """
  29
  30 fname="testMEDReader8.med"
  31 outImgName="testMEDReader8.png"
  32 #########
  33 arr=DataArrayDouble([(0,0,0),(1,0,0),(2,0,0),(3,0,0),(0,1,0),(1,1,0),(2,1,0),(3,1,0),(0,2,0),(1,2,0),(2,2,0),(3,2,0),(0,3,0),(1,3,0),(2,3,0),(3,3,0)])
  34 m0=MEDCouplingUMesh("mesh",2) ; m0.setCoords(arr) ; m0.allocateCells()
  35 for elt in [[2,3,6],[3,7,6],[6,9,5],[6,10,9]]:
  36     m0.insertNextCell(NORM_TRI3,elt)
  37     pass
  38 for elt in [[0,4,5,1],[5,6,2,1],[4,8,9,5],[6,10,11,7],[8,12,13,9],[9,13,14,10],[10,14,15,11]]:
  39     m0.insertNextCell(NORM_QUAD4,elt)
  40     pass
  41 mm=MEDFileUMesh()
  42 mm.setMeshAtLevel(0,m0)
  43 grp0=DataArrayInt([0,1,2,5]) ; grp0.setName("grp0")
  44 mm.setGroupsAtLevel(0,[grp0])
  45 fmts=MEDFileFieldMultiTS()
  46 #
  47 fNode=MEDCouplingFieldDouble(ON_NODES) ; fNode.setName("fNode")
  48 fNode.setMesh(m0)
  49 fNode.setArray(DataArrayDouble([3,2,1,0,3.16,2.23,1.41,1,3.6,2.82,2.23,2,4.24,3.6,3.16,3]))
  50 fNode.getArray().setInfoOnComponent(0,"C0")
  51 fNode.setTime(0.5,1,1)
  52 f1ts=MEDFileField1TS() ; f1ts.setFieldNoProfileSBT(fNode) ; fmts.pushBackTimeStep(f1ts)
  53 #
  54 fNode.getArray().reverse()
  55 fNode.setTime(0.5,1,2)
  56 f1ts=MEDFileField1TS() ; f1ts.setFieldNoProfileSBT(fNode) ; fmts.pushBackTimeStep(f1ts)
  57 #
  58 fNode.getArray().reverse()
  59 fNode.setTime(0.5,2,1)
  60 f1ts=MEDFileField1TS() ; f1ts.setFieldNoProfileSBT(fNode) ; fmts.pushBackTimeStep(f1ts)
  61 #
  62 fNode.getArray().reverse()
  63 fNode.setTime(0.5,2,2)
  64 f1ts=MEDFileField1TS() ; f1ts.setFieldNoProfileSBT(fNode) ; fmts.pushBackTimeStep(f1ts)
  65 #
  66 mm.write(fname,2)
  67 fmts.write(fname,0)
  68 ################### MED write is done -> Go to MEDReader
  69 from paraview.simple import *
  70
  71 myMedReader=MEDReader(FileName=fname)
  72 myMedReader.AllArrays = ['TS0/mesh/ComSup0/fNode@@][@@P1']
  73 assert(list(myMedReader.TimestepValues)==[0.,1.,2.,3.])
  74 myMedReader.UpdatePipeline()
  75
  76 extractCT=ExtractCellType(Input=myMedReader)
  77 extractCT.UpdatePipelineInformation()
  78 assert(list(extractCT.GetProperty("GeoTypesInfo"))==['TRI3','0','QUAD4','0'])
  79 extractCT.AllGeoTypes=['TRI3']
  80
  81 extGrp=ExtractGroup(Input=extractCT)
  82 #extGrp.UpdatePipelineInformation()
  83 assert([x for x in list(extGrp.GetProperty("GroupsFlagsInfo")[::2]) if x[:4]=="GRP_"]==['GRP_grp0'])
  84 extGrp.AllGroups="GRP_grp0"
  85
  86 if '-D' not in sys.argv:
  87     RenderView1 = GetRenderView()
  88     RenderView1.CameraFocalPoint = [1.5, 1.5, 0.0]
  89     RenderView1.CameraPosition = [1.5, 1.5, 10000.0]
  90     RenderView1.InteractionMode = '3D'
  91     RenderView1.CameraPosition = [1.5, 1.5, 8.196152422706632]
  92     RenderView1.CameraParallelScale = 2.1213203435596424
  93     RenderView1.CenterOfRotation = [1.5, 1.5, 0.0]
  94
  95     DataRepresentation4 = Show()
  96     DataRepresentation4.EdgeColor = [0.0, 0.0, 0.5000076295109483]
  97     DataRepresentation4.SelectionPointFieldDataArrayName = 'fNode'
  98     DataRepresentation4.ScaleFactor = 0.3182729169726372
  99
 100     a1_fGauss_PVLookupTable = GetLookupTableForArray( "fNode", 1, RGBPoints=[0.22, 0.23, 0.299, 0.754, 2.95, 0.706, 0.016, 0.15], VectorMode='Magnitude', NanColor=[0.25, 0.0, 0.0], ColorSpace='Diverging', ScalarRangeInitialized=1.0, AllowDuplicateScalars=1 )
 101     a1_fGauss_PiecewiseFunction = CreatePiecewiseFunction( Points=[0.0, 0.0, 0.5, 0.0, 1.0, 1.0, 0.5, 0.0] )
 102     DataRepresentation4.ColorArrayName = 'fNode'
 103     DataRepresentation4.LookupTable = a1_fGauss_PVLookupTable
 104     a1_fGauss_PVLookupTable.ScalarOpacityFunction = a1_fGauss_PiecewiseFunction
 105
 106     RenderView1.ViewTime = 1.0 #### Important # red is in right bottom
 107     RenderView1.CacheKey = 1.0
 108     RenderView1.UseCache = 1
 109     RenderView1.ViewSize=[300,300]
 110     Render()
 111
 112     # compare with baseline image
 113     try:
 114       baselineIndex = sys.argv.index('-B')+1
 115       baselinePath = sys.argv[baselineIndex]
 116     except:
 117       print("Could not get baseline directory. Test failed.")
 118       exit(1)
 119     baseline_file = os.path.join(baselinePath, "testMEDReader8.png")
 120     import vtk.test.Testing
 121     from vtk.util.misc import vtkGetTempDir
 122     vtk.test.Testing.VTK_TEMP_DIR = vtk.util.misc.vtkGetTempDir()
 123     vtk.test.Testing.compareImage(GetActiveView().GetRenderWindow(), baseline_file,
 124                                                                 threshold=1)
 125     vtk.test.Testing.interact()