1 # Copyright (C) 2011-2016 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
21 import MEDCALC, SALOME
22 from medcalc.medevents import notifyGui_addPresentation, notifyGui_removePresentation, notifyGui_error, notifyGui_modifyPresentation
24 __manager = medcalc.medcorba.factory.getPresentationManager()
26 def MakeMeshView(meshID,
27 viewMode=MEDCALC.VIEW_MODE_DEFAULT,
28 meshMode=MEDCALC.MESH_MODE_DEFAULT):
29 # Create the presentation instance in CORBA engine
30 # The engine in turn creates the ParaView pipeline elements
31 params = MEDCALC.MeshViewParameters(meshID, meshMode)
33 presentation_id = __manager.makeMeshView(params, viewMode)
34 notifyGui_addPresentation(meshID, presentation_id)
35 return presentation_id
36 except SALOME.SALOME_Exception as e:
37 notifyGui_error("An error occurred while creating the mesh view:\n" + e.details.text)
38 raise Exception(e.details.text)
41 def MakeScalarMap(proxy,
42 viewMode=MEDCALC.VIEW_MODE_DEFAULT,
43 displayedComponent=MEDCALC.DISPLAY_DEFAULT,
44 scalarBarRange=MEDCALC.SCALAR_BAR_RANGE_DEFAULT,
45 colorMap=MEDCALC.COLOR_MAP_DEFAULT
47 # Create the presentation instance in CORBA engine
48 # The engine in turn creates the ParaView pipeline elements
49 params = MEDCALC.ScalarMapParameters(proxy.id, displayedComponent, scalarBarRange, colorMap)
51 presentation_id = __manager.makeScalarMap(params, viewMode)
52 notifyGui_addPresentation(proxy.id, presentation_id)
53 return presentation_id
54 except SALOME.SALOME_Exception as e:
55 notifyGui_error("An error occurred while creating the scalar map:\n" + e.details.text)
56 raise Exception(e.details.text)
58 def MakeContour(proxy,
59 viewMode=MEDCALC.VIEW_MODE_DEFAULT,
60 scalarBarRange=MEDCALC.SCALAR_BAR_RANGE_DEFAULT,
61 colorMap=MEDCALC.COLOR_MAP_DEFAULT,
62 nbContours=MEDCALC.NB_CONTOURS_DEFAULT
64 params = MEDCALC.ContourParameters(proxy.id, scalarBarRange, colorMap, nbContours)
66 presentation_id = __manager.makeContour(params, viewMode)
67 notifyGui_addPresentation(proxy.id, presentation_id)
68 return presentation_id
69 except SALOME.SALOME_Exception as e:
70 notifyGui_error("An error occurred while creating the contour:\n" + e.details.text)
71 raise Exception(e.details.text)
75 def MakeVectorField(proxy,
76 viewMode=MEDCALC.VIEW_MODE_DEFAULT,
77 scalarBarRange=MEDCALC.SCALAR_BAR_RANGE_DEFAULT,
78 colorMap=MEDCALC.COLOR_MAP_DEFAULT
80 # Create the presentation instance in CORBA engine
81 # The engine in turn creates the ParaView pipeline elements
82 params = MEDCALC.VectorFieldParameters(proxy.id, scalarBarRange, colorMap)
84 presentation_id = __manager.makeVectorField(params, viewMode)
85 notifyGui_addPresentation(proxy.id, presentation_id)
86 return presentation_id
87 except SALOME.SALOME_Exception as e:
88 notifyGui_error("An error occurred while creating the vector field:\n" + e.details.text)
89 raise Exception(e.details.text)
92 viewMode=MEDCALC.VIEW_MODE_DEFAULT,
93 displayedComponent=MEDCALC.DISPLAY_DEFAULT,
94 scalarBarRange=MEDCALC.SCALAR_BAR_RANGE_DEFAULT,
95 colorMap=MEDCALC.COLOR_MAP_DEFAULT,
96 sliceOrientation=MEDCALC.SLICE_ORIENTATION_DEFAULT,
97 nbSlices=MEDCALC.NB_SLICES_DEFAULT):
98 # Create the presentation instance in CORBA engine
99 # The engine in turn creates the ParaView pipeline elements
100 params = MEDCALC.SlicesParameters(proxy.id, displayedComponent,scalarBarRange, colorMap,
101 sliceOrientation, nbSlices)
103 presentation_id = __manager.makeSlices(params, viewMode)
104 notifyGui_addPresentation(proxy.id, presentation_id)
105 return presentation_id
106 except SALOME.SALOME_Exception as e:
107 notifyGui_error("An error occurred while creating the slices:\n" + e.details.text)
108 raise Exception(e.details.text)
111 def MakeDeflectionShape(proxy,
112 viewMode=MEDCALC.VIEW_MODE_DEFAULT,
113 scalarBarRange=MEDCALC.SCALAR_BAR_RANGE_DEFAULT,
114 colorMap=MEDCALC.COLOR_MAP_DEFAULT
116 # Create the presentation instance in CORBA engine
117 # The engine in turn creates the ParaView pipeline elements
118 params = MEDCALC.DeflectionShapeParameters(proxy.id, scalarBarRange, colorMap)
120 presentation_id = __manager.makeDeflectionShape(params, viewMode)
121 notifyGui_addPresentation(proxy.id, presentation_id)
122 return presentation_id
123 except SALOME.SALOME_Exception as e:
124 notifyGui_error("An error occurred while creating the deflection shape:\n" + e.details.text)
125 raise Exception(e.details.text)
128 def MakePointSprite(proxy,
129 viewMode=MEDCALC.VIEW_MODE_DEFAULT,
130 displayedComponent=MEDCALC.DISPLAY_DEFAULT,
131 scalarBarRange=MEDCALC.SCALAR_BAR_RANGE_DEFAULT,
132 colorMap=MEDCALC.COLOR_MAP_DEFAULT
134 # Create the presentation instance in CORBA engine
135 # The engine in turn creates the ParaView pipeline elements
136 params = MEDCALC.PointSpriteParameters(proxy.id, displayedComponent, scalarBarRange, colorMap)
138 presentation_id = __manager.makePointSprite(params, viewMode)
139 notifyGui_addPresentation(proxy.id, presentation_id)
140 return presentation_id
141 except SALOME.SALOME_Exception as e:
142 notifyGui_error("An error occurred while creating the point sprite:\n" + e.details.text)
143 raise Exception(e.details.text)
145 def RemovePresentation(presentation_id):
146 ok = __manager.removePresentation(presentation_id)
148 notifyGui_removePresentation(presentation_id)
151 def __GetGENERICParameters(tag, presentation_id):
152 exec "params = __manager.get%sParameters(presentation_id)" % tag
155 GetMeshViewParameters = lambda pres_id: __GetGENERICParameters("MeshView", pres_id)
156 GetScalarMapParameters = lambda pres_id: __GetGENERICParameters("ScalarMap", pres_id)
157 GetContourParameters = lambda pres_id: __GetGENERICParameters("Contour", pres_id)
158 GetSlicesParameters = lambda pres_id: __GetGENERICParameters("Slices", pres_id)
159 GetPointSpriteParameters = lambda pres_id: __GetGENERICParameters("PointSprite", pres_id)
160 GetVectorFieldParameters = lambda pres_id: __GetGENERICParameters("VectorField", pres_id)
161 GetDeflectionShapeParameters = lambda pres_id: __GetGENERICParameters("DeflectionShape", pres_id)
164 def __UpdateGENERIC(tag, presentation_id, params):
165 exec "__manager.update%s(presentation_id, params)" % tag
166 notifyGui_modifyPresentation(presentation_id)
168 UpdateMeshView = lambda pres_id, params: __UpdateGENERIC("MeshView", pres_id, params)
169 UpdateScalarMap = lambda pres_id, params: __UpdateGENERIC("ScalarMap", pres_id, params)
170 UpdateContour = lambda pres_id, params: __UpdateGENERIC("Contour", pres_id, params)
171 UpdateSlices = lambda pres_id, params: __UpdateGENERIC("Slices", pres_id, params)
172 UpdateVectorField = lambda pres_id, params: __UpdateGENERIC("VectorField", pres_id, params)
173 UpdatePointSprite = lambda pres_id, params: __UpdateGENERIC("PointSprite", pres_id, params)
174 UpdateDeflectionShape = lambda pres_id, params: __UpdateGENERIC("DeflectionShape", pres_id, params)
176 def ComputeCellAverageSize(obj):
178 @return the average cell size
180 bb, nCells = obj.GetDataInformation().GetBounds(), obj.GetDataInformation().GetNumberOfCells()
181 bb = zip(bb[::2], bb[1::2])
182 deltas = [x[1]-x[0] for x in bb]
183 ## Filter out null dimensions:
184 avgDelta = sum(deltas) / 3.0
185 deltas = [d for d in deltas if abs(d) > 1.0e-12*avgDelta]
187 vol = reduce(lambda x,y:x*y, deltas, 1.0)
188 cellSize = (vol/nCells)**(1.0/float(len(deltas)))
191 def GetDomainCenter(obj):
193 @return the center of the domain as the central point of the bounding box
195 bb = obj.GetDataInformation().GetBounds()
196 bb = zip(bb[::2], bb[1::2])
197 mids = [x[0] + 0.5*(x[1]-x[0]) for x in bb]
200 def GetSliceOrigins(obj, nbSlices, normal):
202 Compute all origin points for the position of the slices.
203 @param normal is a list of 3 floats either 0 or 1 indicating the normal vector of the slices
205 from math import sqrt
206 bb = obj.GetDataInformation().GetBounds()
207 bb = zip(bb[::2], bb[1::2])
208 origin = [x[0] + 0.5*(x[1]-x[0]) for x in bb]
209 deltas = [x[1]-x[0] for x in bb]
210 # Compute extent of slices:
211 l = [normal[i]*deltas[i]**2 for i in range(3)] # either the X extend, or the XY diagonal, or the XYZ diagonal
212 plus = lambda x,y: x+y
213 extent = sqrt(reduce(plus, l, 0.0))
214 norm = sqrt(reduce(plus, normal, 0.0))
215 normal = [normal[i]/norm for i in range(3)]
217 step = extent/nbSlices
218 for j in range(nbSlices):
219 orig_j = [origin[i]+normal[i]*(-0.5*extent + step*(0.5+j)) for i in range(3)]
220 origins.append(orig_j)
223 def SelectSourceField(obj, meshName, fieldName, discretisation):
225 Properly set the AllArrays property of a MEDReader source to point to the correct field.
226 Setting the fieldName to void string is allowed (meaning we work on the mesh only).
230 tree = obj.GetProperty("FieldsTreeInfo")[::2]
234 arr = arr[:-1] + arr[-1].split("@@][@@")
235 if arr[1] == meshName and arr[3] == fieldName and arr[4] == discretisation:
238 raise Exception("Field not found")