-# Copyright (C) 2011-2016 CEA/DEN, EDF R&D
+# Copyright (C) 2011-2022 CEA/DEN, EDF R&D
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
#
import medcalc
-import MEDCALC
-from medcalc.medevents import notifyGui_addPresentation
+import MEDCALC, SALOME
+from medcalc.medevents import notifyGui_addPresentation, notifyGui_removePresentation, notifyGui_error, notifyGui_modifyPresentation, notifyGui_visibilityChanged
+from functools import reduce
+import pvsimple as pvs
__manager = medcalc.medcorba.factory.getPresentationManager()
+DEFAULT_VISIBILITY = True
+DEFAULT_SCALAR_BAR_VISIBILITY = True
+DEFAULT_USE_CUSTOM_RANGE = False
+DEFAULT_SCALAR_BAR_RANGE = [0.0, 100.0]
+DEFAULT_PLANE_NORMAL = [0.0, 0.0, 1.0]
+DEFAULT_PLANE_POS = 1.0
+DEFAULT_SCALE_FACTOR = 0.2
+DEFAULT_CUT_POINT1 = [0.0, 0.0, 0.0]
+DEFAULT_CUT_POINT2 = [1.0, 1.0, 1.0]
+DEFAULT_HIDE_DATA_OUTSIDE_CUSTOM_RANGE = False
+DEFAULT_CUSTOM_SCALE_FACTOR = False
+DEFAULT_CONTOUR_COMPONENT = ""
-def MakeScalarMap(proxy, viewMode=MEDCALC.VIEW_MODE_REPLACE):
+def MakeMeshView(meshID,
+ viewMode=MEDCALC.VIEW_MODE_DEFAULT,
+ meshMode=MEDCALC.MESH_MODE_DEFAULT):
# Create the presentation instance in CORBA engine
# The engine in turn creates the ParaView pipeline elements
+ visibility=True
+ params = MEDCALC.MeshViewParameters(meshID, meshMode, visibility)
+ try:
+ presentation_id = __manager.makeMeshView(params, viewMode)
+ notifyGui_addPresentation(meshID, presentation_id)
+ return presentation_id
+ except SALOME.SALOME_Exception as e:
+ notifyGui_error("An error occurred while creating the mesh view:\n" + e.details.text)
+ raise Exception(e.details.text)
- print "In MakeScalarMap (Python)"
- print "viewMode:", viewMode, " [", type(viewMode), "]"
+def MakeScalarMap(proxy,
+ viewMode=MEDCALC.VIEW_MODE_DEFAULT,
+ displayedComponent=MEDCALC.DISPLAY_DEFAULT,
+ scalarBarRange=MEDCALC.SCALAR_BAR_RANGE_DEFAULT,
+ colorMap=MEDCALC.COLOR_MAP_DEFAULT
+ ):
+ # Create the presentation instance in CORBA engine
+ # The engine in turn creates the ParaView pipeline elements
+ visibility = DEFAULT_VISIBILITY
+ scalarBarVisibility = DEFAULT_SCALAR_BAR_VISIBILITY
+ scalarBarRangeArray = DEFAULT_SCALAR_BAR_RANGE
+ hideDataOutsideCustomRange = DEFAULT_HIDE_DATA_OUTSIDE_CUSTOM_RANGE
+ params = MEDCALC.ScalarMapParameters(proxy.id, displayedComponent, scalarBarRange, colorMap, visibility,
+ scalarBarVisibility, scalarBarRangeArray, hideDataOutsideCustomRange)
+ try:
+ presentation_id = __manager.makeScalarMap(params, viewMode)
+ notifyGui_addPresentation(proxy.id, presentation_id)
+ return presentation_id
+ except SALOME.SALOME_Exception as e:
+ notifyGui_error("An error occurred while creating the scalar map:\n" + e.details.text)
+ raise Exception(e.details.text)
- params = MEDCALC.ScalarMapParameters(proxy.id, viewMode)
- presentation_id = __manager.makeScalarMap(params)
- notifyGui_addPresentation(proxy.id, presentation_id)
-#
+def MakeContour(proxy,
+ viewMode=MEDCALC.VIEW_MODE_DEFAULT,
+ scalarBarRange=MEDCALC.SCALAR_BAR_RANGE_DEFAULT,
+ colorMap=MEDCALC.COLOR_MAP_DEFAULT,
+ nbContours=MEDCALC.NB_CONTOURS_DEFAULT
+ ):
+ visibility = DEFAULT_VISIBILITY
+ scalarBarVisibility = DEFAULT_SCALAR_BAR_VISIBILITY
+ hideDataOutsideCustomRange = DEFAULT_HIDE_DATA_OUTSIDE_CUSTOM_RANGE
+ scalarBarRangeArray = DEFAULT_SCALAR_BAR_RANGE
+ contourComponent = DEFAULT_CONTOUR_COMPONENT
+ params = MEDCALC.ContourParameters(proxy.id, scalarBarRange, colorMap, visibility, scalarBarVisibility,
+ scalarBarRangeArray, hideDataOutsideCustomRange, nbContours, contourComponent)
+ try:
+ presentation_id = __manager.makeContour(params, viewMode)
+ notifyGui_addPresentation(proxy.id, presentation_id)
+ return presentation_id
+ except SALOME.SALOME_Exception as e:
+ notifyGui_error("An error occurred while creating the contour:\n" + e.details.text)
+ raise Exception(e.details.text)
-def MakeContour(proxy, viewMode=MEDCALC.VIEW_MODE_REPLACE):
- print "Not implemented yet"
- #params = MEDCALC.ContourParameters(proxy.id, viewMode)
- #presentation_id = __manager.makeContour(params)
- #notifyGui_addPresentation(proxy.id, presentation_id)
#
-def MakeVectorField(proxy, viewMode=MEDCALC.VIEW_MODE_REPLACE):
- params = MEDCALC.VectorFieldParameters(proxy.id, viewMode)
- presentation_id = __manager.makeVectorField(params)
- notifyGui_addPresentation(proxy.id, presentation_id)
-#
+def MakeVectorField(proxy,
+ viewMode=MEDCALC.VIEW_MODE_DEFAULT,
+ scalarBarRange=MEDCALC.SCALAR_BAR_RANGE_DEFAULT,
+ colorMap=MEDCALC.COLOR_MAP_DEFAULT
+ ):
+ # Create the presentation instance in CORBA engine
+ # The engine in turn creates the ParaView pipeline elements
+ visibility = DEFAULT_VISIBILITY
+ scalarBarVisibility = DEFAULT_SCALAR_BAR_VISIBILITY
+ scalarBarRangeArray = DEFAULT_SCALAR_BAR_RANGE
+ hideDataOutsideCustomRange = DEFAULT_HIDE_DATA_OUTSIDE_CUSTOM_RANGE
+ scaleFactor = DEFAULT_SCALE_FACTOR
+ customScaleFactor = DEFAULT_CUSTOM_SCALE_FACTOR
+ params = MEDCALC.VectorFieldParameters(proxy.id, scalarBarRange, colorMap, visibility, scalarBarVisibility,
+ scalarBarRangeArray, hideDataOutsideCustomRange, scaleFactor, customScaleFactor)
+ try:
+ presentation_id = __manager.makeVectorField(params, viewMode)
+ notifyGui_addPresentation(proxy.id, presentation_id)
+ return presentation_id
+ except SALOME.SALOME_Exception as e:
+ notifyGui_error("An error occurred while creating the vector field:\n" + e.details.text)
+ raise Exception(e.details.text)
-def MakeSlices(proxy, viewMode=MEDCALC.VIEW_MODE_REPLACE):
- print "Not implemented yet"
- #params = MEDCALC.SlicesParameters(proxy.id, viewMode)
- #presentation_id = __manager.makeSlices(params)
- #notifyGui_addPresentation(proxy.id, presentation_id)
-#
+def MakeSlices(proxy,
+ viewMode=MEDCALC.VIEW_MODE_DEFAULT,
+ displayedComponent=MEDCALC.DISPLAY_DEFAULT,
+ scalarBarRange=MEDCALC.SCALAR_BAR_RANGE_DEFAULT,
+ colorMap=MEDCALC.COLOR_MAP_DEFAULT,
+ sliceOrientation=MEDCALC.SLICE_ORIENTATION_DEFAULT,
+ nbSlices=MEDCALC.NB_SLICES_DEFAULT):
+ # Create the presentation instance in CORBA engine
+ # The engine in turn creates the ParaView pipeline elements
+ visibility = DEFAULT_VISIBILITY
+ scalarBarVisibility = DEFAULT_SCALAR_BAR_VISIBILITY
+ scalarBarRangeArray = DEFAULT_SCALAR_BAR_RANGE
+ hideDataOutsideCustomRange = DEFAULT_HIDE_DATA_OUTSIDE_CUSTOM_RANGE
+ params = MEDCALC.SlicesParameters(proxy.id, displayedComponent,scalarBarRange, colorMap, visibility,
+ scalarBarVisibility, scalarBarRangeArray, hideDataOutsideCustomRange,
+ sliceOrientation, nbSlices)
+ try:
+ presentation_id = __manager.makeSlices(params, viewMode)
+ notifyGui_addPresentation(proxy.id, presentation_id)
+ return presentation_id
+ except SALOME.SALOME_Exception as e:
+ notifyGui_error("An error occurred while creating the slices:\n" + e.details.text)
+ raise Exception(e.details.text)
-def MakeDeflectionShape(proxy, viewMode=MEDCALC.VIEW_MODE_REPLACE):
- params = MEDCALC.DeflectionShapeParameters(proxy.id, viewMode)
- presentation_id = __manager.makeDeflectionShape(params)
- notifyGui_addPresentation(proxy.id, presentation_id)
-#
-def MakePointSprite(proxy, viewMode=MEDCALC.VIEW_MODE_REPLACE):
- params = MEDCALC.PointSpriteParameters(proxy.id, viewMode)
- presentation_id = __manager.makePointSprite(params)
- notifyGui_addPresentation(proxy.id, presentation_id)
+def MakeDeflectionShape(proxy,
+ viewMode=MEDCALC.VIEW_MODE_DEFAULT,
+ scalarBarRange=MEDCALC.SCALAR_BAR_RANGE_DEFAULT,
+ colorMap=MEDCALC.COLOR_MAP_DEFAULT
+ ):
+ # Create the presentation instance in CORBA engine
+ # The engine in turn creates the ParaView pipeline elements
+ visibility = DEFAULT_VISIBILITY
+ scalarBarVisibility = DEFAULT_SCALAR_BAR_VISIBILITY
+ scalarBarRangeArray = DEFAULT_SCALAR_BAR_RANGE
+ hideDataOutsideCustomRange = DEFAULT_HIDE_DATA_OUTSIDE_CUSTOM_RANGE
+ params = MEDCALC.DeflectionShapeParameters(proxy.id, scalarBarRange, colorMap, visibility,
+ scalarBarVisibility, scalarBarRangeArray, hideDataOutsideCustomRange)
+ try:
+ presentation_id = __manager.makeDeflectionShape(params, viewMode)
+ notifyGui_addPresentation(proxy.id, presentation_id)
+ return presentation_id
+ except SALOME.SALOME_Exception as e:
+ notifyGui_error("An error occurred while creating the deflection shape:\n" + e.details.text)
+ raise Exception(e.details.text)
+
+
+def MakePointSprite(proxy,
+ viewMode=MEDCALC.VIEW_MODE_DEFAULT,
+ displayedComponent=MEDCALC.DISPLAY_DEFAULT,
+ scalarBarRange=MEDCALC.SCALAR_BAR_RANGE_DEFAULT,
+ colorMap=MEDCALC.COLOR_MAP_DEFAULT
+ ):
+ # Create the presentation instance in CORBA engine
+ # The engine in turn creates the ParaView pipeline elements
+ visibility = DEFAULT_VISIBILITY
+ scalarBarVisibility = DEFAULT_SCALAR_BAR_VISIBILITY
+ scalarBarRangeArray = DEFAULT_SCALAR_BAR_RANGE
+ hideDataOutsideCustomRange = DEFAULT_HIDE_DATA_OUTSIDE_CUSTOM_RANGE
+ params = MEDCALC.PointSpriteParameters(proxy.id, displayedComponent, scalarBarRange, colorMap, visibility,
+ scalarBarVisibility, scalarBarRangeArray, hideDataOutsideCustomRange)
+ try:
+ presentation_id = __manager.makePointSprite(params, viewMode)
+ notifyGui_addPresentation(proxy.id, presentation_id)
+ return presentation_id
+ except SALOME.SALOME_Exception as e:
+ notifyGui_error("An error occurred while creating the point sprite:\n" + e.details.text)
+ raise Exception(e.details.text)
+
+# sphinx doc: begin of MakePlot3D
+def MakePlot3D(proxy,
+ viewMode=MEDCALC.VIEW_MODE_DEFAULT,
+ scalarBarRange=MEDCALC.SCALAR_BAR_RANGE_DEFAULT,
+ colorMap=MEDCALC.COLOR_MAP_DEFAULT
+ ):
+ # Create the presentation instance in CORBA engine
+ # The engine in turn creates the ParaView pipeline elements
+ visibility = DEFAULT_VISIBILITY
+ scalarBarVisibility = DEFAULT_SCALAR_BAR_VISIBILITY
+ scalarBarRangeArray = DEFAULT_SCALAR_BAR_RANGE
+ hideDataOutsideCustomRange = DEFAULT_HIDE_DATA_OUTSIDE_CUSTOM_RANGE
+ scalarBarRangeArray = DEFAULT_SCALAR_BAR_RANGE
+ planeNormal = DEFAULT_PLANE_NORMAL
+ planePos = DEFAULT_PLANE_POS
+ params = MEDCALC.Plot3DParameters(proxy.id, scalarBarRange, colorMap, visibility,
+ scalarBarVisibility, scalarBarRangeArray, hideDataOutsideCustomRange, planeNormal, planePos)
+ try:
+ presentation_id = __manager.makePlot3D(params, viewMode)
+ notifyGui_addPresentation(proxy.id, presentation_id)
+ return presentation_id
+ except SALOME.SALOME_Exception as e:
+ notifyGui_error("An error occurred while creating the Plot3D:\n" + e.details.text)
+ raise Exception(e.details.text)
+# sphinx doc: end of MakePlot3D
+
+def MakeStreamLines(proxy,
+ viewMode=MEDCALC.VIEW_MODE_DEFAULT,
+ scalarBarRange=MEDCALC.SCALAR_BAR_RANGE_DEFAULT,
+ colorMap=MEDCALC.COLOR_MAP_DEFAULT
+ ):
+ # Create the presentation instance in CORBA engine
+ # The engine in turn creates the ParaView pipeline elements
+ visibility = DEFAULT_VISIBILITY
+ scalarBarVisibility = DEFAULT_SCALAR_BAR_VISIBILITY
+ scalarBarRangeArray = DEFAULT_SCALAR_BAR_RANGE
+ hideDataOutsideCustomRange = DEFAULT_HIDE_DATA_OUTSIDE_CUSTOM_RANGE
+ integrDir = MEDCALC.INTEGRATION_DIR_DEFAULT
+ params = MEDCALC.StreamLinesParameters(proxy.id, scalarBarRange, colorMap, visibility,
+ scalarBarVisibility, scalarBarRangeArray, hideDataOutsideCustomRange, integrDir)
+ try:
+ presentation_id = __manager.makeStreamLines(params, viewMode)
+ notifyGui_addPresentation(proxy.id, presentation_id)
+ return presentation_id
+ except SALOME.SALOME_Exception as e:
+ notifyGui_error("An error occurred while creating the StreamLines:\n" + e.details.text)
+ raise Exception(e.details.text)
+
+
+def MakeCutSegment(proxy,
+ viewMode=MEDCALC.VIEW_MODE_DEFAULT,
+ scalarBarRange=MEDCALC.SCALAR_BAR_RANGE_DEFAULT,
+ colorMap=MEDCALC.COLOR_MAP_DEFAULT
+ ):
+ # Create the presentation instance in CORBA engine
+ # The engine in turn creates the ParaView pipeline elements
+ visibility = DEFAULT_VISIBILITY
+ scalarBarVisibility = DEFAULT_SCALAR_BAR_VISIBILITY
+ hideDataOutsideCustomRange = DEFAULT_HIDE_DATA_OUTSIDE_CUSTOM_RANGE
+ scalarBarRangeArray = DEFAULT_SCALAR_BAR_RANGE
+ point1 = DEFAULT_CUT_POINT1
+ point2 = DEFAULT_CUT_POINT2
+ params = MEDCALC.CutSegmentParameters(proxy.id, scalarBarRange, colorMap, visibility,
+ scalarBarVisibility, scalarBarRangeArray, hideDataOutsideCustomRange, point1, point2)
+ try:
+ presentation_id = __manager.makeCutSegment(params, viewMode)
+ notifyGui_addPresentation(proxy.id, presentation_id)
+ return presentation_id
+ except SALOME.SALOME_Exception as e:
+ notifyGui_error("An error occurred while creating the CutSegment:\n" + e.details.text)
+ raise Exception(e.details.text)
+
+
+def RemovePresentation(presentation_id):
+ ok = __manager.removePresentation(presentation_id)
+ if ok:
+ notifyGui_removePresentation(presentation_id)
#
+
+def __GetGENERICParameters(tag, presentation_id):
+ exec("params = __manager.get%sParameters(presentation_id)" % tag)
+ return locals()['params']
+
+GetMeshViewParameters = lambda pres_id: __GetGENERICParameters("MeshView", pres_id)
+GetScalarMapParameters = lambda pres_id: __GetGENERICParameters("ScalarMap", pres_id)
+GetContourParameters = lambda pres_id: __GetGENERICParameters("Contour", pres_id)
+GetSlicesParameters = lambda pres_id: __GetGENERICParameters("Slices", pres_id)
+GetPointSpriteParameters = lambda pres_id: __GetGENERICParameters("PointSprite", pres_id)
+GetVectorFieldParameters = lambda pres_id: __GetGENERICParameters("VectorField", pres_id)
+GetDeflectionShapeParameters = lambda pres_id: __GetGENERICParameters("DeflectionShape", pres_id)
+# sphinx doc: begin of GetPlot3DParameters
+GetPlot3DParameters = lambda pres_id: __GetGENERICParameters("Plot3D", pres_id)
+# sphinx doc: end of GetPlot3DParameters
+GetStreamLinesParameters = lambda pres_id: __GetGENERICParameters("StreamLines", pres_id)
+GetCutSegmentParameters = lambda pres_id: __GetGENERICParameters("CutSegment", pres_id)
+
+
+def __UpdateGENERIC(tag, presentation_id, params):
+ old_params = __GetGENERICParameters(tag, presentation_id)
+ exec("__manager.update%s(presentation_id, params)" % tag)
+ notifyGui_modifyPresentation(presentation_id)
+ if old_params.visibility != params.visibility:
+ # visibility is changed
+ notifyGui_visibilityChanged(presentation_id)
+
+UpdateMeshView = lambda pres_id, params: __UpdateGENERIC("MeshView", pres_id, params)
+UpdateScalarMap = lambda pres_id, params: __UpdateGENERIC("ScalarMap", pres_id, params)
+UpdateContour = lambda pres_id, params: __UpdateGENERIC("Contour", pres_id, params)
+UpdateSlices = lambda pres_id, params: __UpdateGENERIC("Slices", pres_id, params)
+UpdateVectorField = lambda pres_id, params: __UpdateGENERIC("VectorField", pres_id, params)
+UpdatePointSprite = lambda pres_id, params: __UpdateGENERIC("PointSprite", pres_id, params)
+UpdateDeflectionShape = lambda pres_id, params: __UpdateGENERIC("DeflectionShape", pres_id, params)
+# sphinx doc: begin of UpdatePlot3D
+UpdatePlot3D = lambda pres_id, params: __UpdateGENERIC("Plot3D", pres_id, params)
+# sphinx doc: end of UpdatePlot3D
+UpdateStreamLines = lambda pres_id, params: __UpdateGENERIC("StreamLines", pres_id, params)
+UpdateCutSegment = lambda pres_id, params: __UpdateGENERIC("CutSegment", pres_id, params)
+
+
+def get_bound_project(bound_box, planeNormal):
+ """Get bounds projection"""
+ EPS = 1E-3
+
+ def dot_product(a, b):
+ """Dot product of two 3-vectors."""
+ dot = a[0] * b[0] + a[1] * b[1] + a[2] * b[2]
+ return dot
+
+ bound_points = [[bound_box[1], bound_box[2], bound_box[4]],
+ [bound_box[0], bound_box[3], bound_box[4]],
+ [bound_box[0], bound_box[2], bound_box[5]]]
+ print(bound_points)
+
+ bound_prj = [0.0, 0.0, 0.0]
+
+ for i in range(0, 3):
+ tmp = dot_product(planeNormal, bound_points[i])
+ bound_prj[i] = tmp
+
+ return bound_prj
+
+
+def GetPositions(obj, planeNormal, displacement):
+ """Compute plane positions."""
+ positions = []
+ bounds = obj.GetDataInformation().GetBounds()
+ bound_prj = get_bound_project(bounds, planeNormal)
+ positions = [i * displacement for i in bound_prj]
+ return positions
+
+def IsPlanarObj(obj):
+ """
+ Check if the given input is planar
+ """
+ bounds_info = obj.GetDataInformation().GetBounds()
+ FLT_MIN = 1E-37
+
+ if (abs(bounds_info[0] - bounds_info[1]) <= FLT_MIN or
+ abs(bounds_info[2] - bounds_info[3]) <= FLT_MIN or
+ abs(bounds_info[4] - bounds_info[5]) <= FLT_MIN):
+ return True
+
+ return False
+
+def GetPlaneNormalVector(obj):
+ """Get Normal Vector"""
+ bounds = obj.GetDataInformation().GetBounds()
+ FLT_MIN = 1E-37
+
+ if abs(bounds[4] - bounds[5]) <= FLT_MIN:
+ p0 = [bounds[0], bounds[2], 0]
+ p1 = [bounds[1], bounds[2], 0]
+ p2 = [bounds[0], bounds[3], 0]
+ elif abs(bounds[2] - bounds[3]) <= FLT_MIN:
+ p0 = [bounds[0], 0, bounds[4]]
+ p1 = [bounds[1], 0, bounds[4]]
+ p2 = [bounds[0], 0, bounds[5]]
+ else:
+ p0 = [0, bounds[2], bounds[4]]
+ p1 = [0, bounds[3], bounds[4]]
+ p2 = [0, bounds[2], bounds[5]]
+
+ x0, y0, z0 = p0
+ x1, y1, z1 = p1
+ x2, y2, z2 = p2
+ ux, uy, uz = u = [x1-x0, y1-y0, z1-z0]
+ vx, vy, vz = v = [x2-x0, y2-y0, z2-z0]
+ u_cross_v = [uy*vz-uz*vy, uz*vx-ux*vz, ux*vy-uy*vx]
+
+ return u_cross_v
+
+def ComputeCellAverageSize(obj):
+ """
+ @return the average cell size
+ """
+ bb, nCells = obj.GetDataInformation().GetBounds(), obj.GetDataInformation().GetNumberOfCells()
+ bb = list(zip(bb[::2], bb[1::2]))
+ deltas = [x[1]-x[0] for x in bb]
+ ## Filter out null dimensions:
+ avgDelta = sum(deltas) / 3.0
+ deltas = [d for d in deltas if abs(d) > 1.0e-12*avgDelta]
+ ##
+ vol = reduce(lambda x,y:x*y, deltas, 1.0)
+ cellSize = (vol/nCells)**(1.0/float(len(deltas)))
+ return cellSize
+
+def GetDomainCenter(obj):
+ """
+ @return the center of the domain as the central point of the bounding box
+ """
+ bb = obj.GetDataInformation().GetBounds()
+ bb = list(zip(bb[::2], bb[1::2]))
+ mids = [x[0] + 0.5*(x[1]-x[0]) for x in bb]
+ return mids
+
+def GetSliceOrigins(obj, nbSlices, normal):
+ """
+ Compute all origin points for the position of the slices.
+ @param normal is a list of 3 floats either 0 or 1 indicating the normal vector of the slices
+ """
+ from math import sqrt
+ bb = obj.GetDataInformation().GetBounds()
+ bb = list(zip(bb[::2], bb[1::2]))
+ origin = [x[0] + 0.5*(x[1]-x[0]) for x in bb]
+ deltas = [x[1]-x[0] for x in bb]
+ # Compute extent of slices:
+ l = [normal[i]*deltas[i]**2 for i in range(3)] # either the X extend, or the XY diagonal, or the XYZ diagonal
+ plus = lambda x,y: x+y
+ extent = sqrt(reduce(plus, l, 0.0))
+ norm = sqrt(reduce(plus, normal, 0.0))
+ normal = [normal[i]/norm for i in range(3)]
+ origins = []
+ step = extent/nbSlices
+ for j in range(nbSlices):
+ orig_j = [origin[i]+normal[i]*(-0.5*extent + step*(0.5+j)) for i in range(3)]
+ origins.append(orig_j)
+ return origins
+
+def SelectSourceField(obj, meshName, fieldName, discretisation):
+ """
+ Properly set the AllArrays property of a MEDReader source to point to the correct field.
+ Setting the fieldName to void string is allowed (meaning we work on the mesh only).
+ """
+ if fieldName == "":
+ return
+ tree = obj.GetProperty("FieldsTreeInfo")[::2]
+ it = None
+ for t in tree:
+ arr = t.split("/")
+ arr = arr[:-1] + arr[-1].split("@@][@@")
+ if arr[1] == meshName and arr[3] == fieldName and arr[4] == discretisation:
+ obj.AllArrays = [t]
+ return
+ raise Exception("Field not found")
+
+
+def FindOrCreateView(vtype):
+ """
+ Find and active or create a view with type vtype
+ """
+ result = None
+ view = pvs.GetActiveView()
+ if not view:
+ result = pvs.GetActiveViewOrCreate(vtype)
+ else:
+ if view.SMProxy.GetXMLName() == vtype:
+ result = view
+ else:
+ layout1 = pvs.GetLayout(view)
+ views = pvs.GetViewsInLayout(layout1)
+ view = next((v for v in views if v.SMProxy.GetXMLName() == vtype), None)
+ if view is None:
+ result = pvs.CreateView(vtype)
+ pvs.AssignViewToLayout(view=view, layout=layout1, hint=0)
+ else:
+ pvs.SetActiveView(view)
+ result = view
+ return result
\ No newline at end of file