1 # Copyright (C) 2010-2014 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
21 if not ('servermanager' in dir()):
22 from pvsimple import *
26 def demo9(fname, impth):
27 """This method demonstrates the Threshold filter."""
29 reader = ExodusIIReader(FileName=fname)
32 dp1 = GetDisplayProperties(reader)
33 dp1.Representation = 'Wireframe'
34 camera = GetActiveCamera()
36 thresholdFilter = Threshold(reader)
37 thresholdFilter.Scalars
38 ##['POINTS', 'GlobalNodeId']
40 thresholdFilter.Scalars = 'Temp'
42 thresholdFilter.ThresholdRange
44 thresholdFilter.ThresholdRange = [398.55,913.15]
46 WriteImage(filename = (impth + "thresholdFilter_1.png"), view=v, Magnification=2)
48 dp2 = GetDisplayProperties(thresholdFilter)
49 thresholdFilter.PointData[:]
50 ##[Array: GlobalNodeId, Array: PedigreeNodeId, Array: Temp, Array: V, Array: Pres, Array: AsH3, Array: GaMe3, Array: CH4, Array: H2]
52 temp = thresholdFilter.PointData[2]
54 ##(400.46258544921875, 846.694091796875)
56 dp2.LookupTable = MakeBlueToRedLT(400.4625,846.6909)
57 dp2.ColorAttributeType = 'POINT_DATA'
58 dp2.ColorArrayName = 'Temp'
60 WriteImage(filename = (impth + "thresholdFilter_2.png"), view=v, Magnification=2)
62 #Set the lower threshold to 500
63 thresholdFilter.ThresholdRange[0] = 500
65 WriteImage(filename = (impth + "thresholdFilter_3.png"), view=v, Magnification=2)
67 dp1.LookupTable = MakeBlueToRedLT(400.462, 84609)
68 dp1.ColorAttributeType = 'POINT_DATA'
69 dp1.ColorArrayName = 'Temp'
71 WriteImage(filename = (impth + "thresholdFilter_4.png"), view=v, Magnification=2)
75 scriptdir = inspect.getframeinfo(inspect.currentframe())[0]
76 testdir = os.path.dirname( os.path.abspath(scriptdir) )
79 if __name__ == "__main__":
80 demo9(fname=testdir+"/Data/disk_out_ref.ex2", impth=testdir+"/Pic/")