1 # Copyright (C) 2010-2015 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 # This case corresponds to: /visu/3D_viewer/A5 case
21 # Create 3D Viewer and test set view properties for Deformed Shape presentation
22 # Author: POLYANSKIKH VERA
23 from paravistest import *
24 from presentations import *
25 from pvsimple import *
27 import pvserver as paravis
30 # Directory for saving snapshots
31 picturedir = get_picture_dir("3D_viewer/A5")
33 # Add path separator to the end of picture path if necessery
34 if not picturedir.endswith(os.sep):
38 myParavis = paravis.myParavis
41 my_view = GetRenderView()
45 file_name = datadir + "cube_hexa8_quad4.med"
46 print " --------------------------------- "
47 print "file ", file_name
48 print " --------------------------------- "
50 OpenDataFile(file_name)
51 proxy = GetActiveSource()
53 raise RuntimeError("Error: can't import file.")
57 represents = [RepresentationType.POINTS, RepresentationType.WIREFRAME,\
58 RepresentationType.SURFACE, RepresentationType.VOLUME]
60 shadings = ["Flat", "Gouraud"]
61 opacities = [1.0, 0.5, 0.0]
62 linewidths = [1.0, 3.0, 10.0]
63 compare_prec = 0.00001
67 field_name = 'fieldcelldouble'
69 print "\nCreating deformed shape.......",
70 ds = DeformedShapeOnField(proxy, EntityType.CELL,
71 field_name, 1, scale_factor=0.5, is_colored=True)
73 raise RuntimeError("Error!!! Presentation wasn't created...")
75 display_only(ds, my_view)
79 print "\nChange Presentation Parameters..."
82 for reprCode in represents:
83 repr = RepresentationType.get_name(reprCode)
84 call_and_check(ds, "Representation", repr, 1)
86 if shr > 0 and reprCode != RepresentationType.POINTS:
87 if shrinked_ds is None:
89 shrink_filter = Shrink(ds.Input)
90 shrink_filter.ShrinkFactor = 0.8
91 shrink_filter.UpdatePipeline()
92 shrinked_ds = GetRepresentation(shrink_filter)
93 shrinked_ds.ColorAttributeType = ds.ColorAttributeType
94 shrinked_ds.ColorArrayName = ds.ColorArrayName
95 shrinked_ds.LookupTable = ds.LookupTable
97 shrinked_ds.Representation = ds.Representation
98 shape_to_show = shrinked_ds
100 if shrinked_ds is not None:
101 shrinked_ds.Visibility = 0
103 shape_to_show.Visibility = 1
107 setShaded(my_view, sha)
108 call_and_check(shape_to_show, "Interpolation", sha, 1)
111 for opa in opacities:
112 call_and_check(shape_to_show, "Opacity", opa, 1, compare_prec)
114 for lwi in linewidths:
115 call_and_check(shape_to_show, "LineWidth", lwi, 1,
119 # save picture in file
120 # Construct image file name
121 pic_name = picturedir + "params_" + repr.replace(' ', '_') + "_" + str(shr) + "_" + \
122 str(sha) + "_" + str(opa) + "_" + str(lwi) + "." + pictureext
123 # Show and record the presentation
124 WriteImage(pic_name, view=my_view, Magnification=1)