# -*- coding: utf-8 -*-
+# Copyright (C) 2014-2021 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
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#
+# See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+#
+"""Préparation maillage du pipe"""
import logging
import math
from .geomsmesh import geompy
from .geomsmesh import smesh
-
-def calculePointsAxiauxPipe(edgesFondFiss, edgesIdByOrientation, facesDefaut,
+
+from .putName import putName
+
+def calculePointsAxiauxPipe(edgesFondFiss, edgesIdByOrientation, facesDefaut,
centreFondFiss, wireFondFiss, wirePipeFiss,
- lenSegPipe, rayonPipe, nbsegCercle, nbsegRad):
- """
- preparation maillage du pipe :
+ lenSegPipe, rayonPipe, nbsegCercle, nbsegRad, \
+ nro_cas=None):
+ """Préparation maillage du pipe :
+
- détections des points a respecter : jonction des edges/faces constituant
la face de fissure externe au pipe
- points sur les edges de fond de fissure et edges pipe/face fissure,
- - vecteurs tangents au fond de fissure (normal au disque maillé)
+ - vecteurs tangents au fond de fissure (normal au disque maillé)
"""
-
+
logging.info('start')
+ logging.info("Pour le cas n°%s", nro_cas)
- # --- option de maillage selon le rayon de courbure du fond de fissure
+ # --- option de maillage selon le rayon de courbure du fond de fissure
lenEdgeFondExt = 0
for edff in edgesFondFiss:
lenEdgeFondExt += geompy.BasicProperties(edff)[0]
-
- disfond = []
+
+ disfond = list()
for filling in facesDefaut:
disfond.append(geompy.MinDistance(centreFondFiss, filling))
disfond.sort()
rcourb = disfond[0]
+ texte = "rcourb: {}, lenEdgeFondExt: {}, lenSegPipe: {}".format(rcourb, lenEdgeFondExt, lenSegPipe)
+ logging.info(texte)
nbSegQuart = 5 # on veut 5 segments min sur un quart de cercle
alpha = math.pi/(4*nbSegQuart)
deflexion = rcourb*(1.0 -math.cos(alpha))
lgmin = lenSegPipe*0.25
- lgmax = lenSegPipe*1.5
- logging.debug("rcourb: %s, lenFond:%s, deflexion: %s, lgmin: %s, lgmax: %s", rcourb, lenEdgeFondExt, deflexion, lgmin, lgmax)
+ lgmax = lenSegPipe*1.5
+ texte = "==> deflexion: {}, lgmin: {}, lgmax: {}".format(deflexion, lgmin, lgmax)
+ logging.info(texte)
meshFondExt = smesh.Mesh(wireFondFiss)
+ putName(meshFondExt, "wireFondFiss", i_pref=nro_cas)
algo1d = meshFondExt.Segment()
hypo1d = algo1d.Adaptive(lgmin, lgmax, deflexion) # a ajuster selon la profondeur de la fissure
- isDone = meshFondExt.Compute()
-
- ptGSdic = {} # dictionnaire [paramètre sur la courbe] --> point géométrique
+ putName(algo1d.GetSubMesh(), "wireFondFiss", i_pref=nro_cas)
+ putName(algo1d, "algo1d_wireFondFiss", i_pref=nro_cas)
+ putName(hypo1d, "hypo1d_wireFondFiss", i_pref=nro_cas)
+
+ is_done = meshFondExt.Compute()
+ text = "calculePointsAxiauxPipe meshFondExt.Compute"
+ if is_done:
+ logging.info(text)
+ else:
+ text = "Erreur au calcul du maillage.\n" + text
+ logging.info(text)
+ raise Exception(text)
+
+ ptGSdic = dict() # dictionnaire [paramètre sur la courbe] --> point géométrique
allNodeIds = meshFondExt.GetNodesId()
for nodeId in allNodeIds:
xyz = meshFondExt.GetNodeXYZ(nodeId)
#logging.debug("nodeId %s, coords %s", nodeId, str(xyz))
- pt = geompy.MakeVertex(xyz[0], xyz[1], xyz[2])
- u, PointOnEdge, EdgeInWireIndex = geompy.MakeProjectionOnWire(pt, wireFondFiss) # u compris entre 0 et 1
+ point = geompy.MakeVertex(xyz[0], xyz[1], xyz[2])
+ parametre, _, EdgeInWireIndex = geompy.MakeProjectionOnWire(point, wireFondFiss) # parametre compris entre 0 et 1
edgeOrder = edgesIdByOrientation[EdgeInWireIndex]
- ptGSdic[(edgeOrder, EdgeInWireIndex, u)] = pt
- #logging.debug("nodeId %s, u %s", nodeId, str(u))
- usort = sorted(ptGSdic)
+ ptGSdic[(edgeOrder, EdgeInWireIndex, parametre)] = point
+ #logging.debug("nodeId %s, parametre %s", nodeId, str(parametre))
+ usort = sorted(ptGSdic)
logging.debug("nombre de points obtenus par deflexion %s",len(usort))
-
- centres = []
- origins = []
- normals = []
+
+ centres = list()
+ origins = list()
+ normals = list()
for edu in usort:
- ied = edu[1]
- u = edu[2]
vertcx = ptGSdic[edu]
- norm = geompy.MakeTangentOnCurve(edgesFondFiss[ied], u)
- plan = geompy.MakePlane(vertcx, norm, 3*rayonPipe)
- part = geompy.MakePartition([plan], [wirePipeFiss], [], [], geompy.ShapeType["VERTEX"], 0, [], 0)
+ norm = geompy.MakeTangentOnCurve(edgesFondFiss[edu[1]], edu[2])
+ plan = geompy.MakePlane(vertcx, norm, 3.*rayonPipe)
+ part = geompy.MakePartition([plan], [wirePipeFiss], list(), list(), geompy.ShapeType["VERTEX"], 0, list(), 0)
liste = geompy.ExtractShapes(part, geompy.ShapeType["VERTEX"], True)
- if len(liste) == 5: # 4 coins du plan plus intersection recherchée
+ if ( len(liste) == 5 ): # 4 coins du plan plus intersection recherchée
for point in liste:
if geompy.MinDistance(point, vertcx) < 1.1*rayonPipe: # les quatre coins sont plus loin
vertpx = point
# geompy.addToStudyInFather(wireFondFiss, plan, name)
# --- maillage du pipe étendu, sans tenir compte de l'intersection avec la face de peau
-
+
logging.debug("nbsegCercle %s", nbsegCercle)
-
+
# -----------------------------------------------------------------------
# --- points géométriques
-
- gptsdisks = [] # vertices géométrie de tous les disques
- raydisks = [[] for i in range(nbsegCercle)]
- for i in range(len(centres)): # boucle sur les disques
- gptdsk = [] # vertices géométrie d'un disque
- vertcx = centres[i]
- vertpx = origins[i]
- normal = normals[i]
+
+ gptsdisks = list() # vertices géométrie de tous les disques
+ raydisks = [list() for _ in range(nbsegCercle)]
+ for indice, centres_i in enumerate(centres): # boucle sur les disques
+ gptdsk = list() # vertices géométrie d'un disque
+ vertcx = centres_i
+ vertpx = origins[indice]
+ normal = normals[indice]
vec1 = geompy.MakeVector(vertcx, vertpx)
-
+
points = [vertcx] # les points du rayon de référence
- for j in range(nbsegRad):
- pt = geompy.MakeTranslationVectorDistance(vertcx, vec1, (j+1)*float(rayonPipe)/nbsegRad)
- points.append(pt)
+ dist_0 = rayonPipe/float(nbsegRad)
+ for j_aux in range(nbsegRad):
+ point = geompy.MakeTranslationVectorDistance(vertcx, vec1, float(j_aux+1)*dist_0)
+ points.append(point)
gptdsk.append(points)
- pt = geompy.MakeTranslationVectorDistance(vertcx, vec1, 1.5*rayonPipe)
- rayon = geompy.MakeLineTwoPnt(vertcx, pt)
+ point = geompy.MakeTranslationVectorDistance(vertcx, vec1, 1.5*rayonPipe)
+ rayon = geompy.MakeLineTwoPnt(vertcx, point)
raydisks[0].append(rayon)
-
- for k in range(nbsegCercle-1):
- angle = (k+1)*2*math.pi/nbsegCercle
+
+ angle_0 = 2.*math.pi/float(nbsegCercle)
+ for k_aux in range(nbsegCercle-1):
+ angle = float(k_aux+1)*angle_0
pts = [vertcx] # les points d'un rayon obtenu par rotation
- for j in range(nbsegRad):
- pt = geompy.MakeRotation(points[j+1], normal, angle)
- pts.append(pt)
+ for j_aux in range(nbsegRad):
+ point = geompy.MakeRotation(points[j_aux+1], normal, angle)
+ pts.append(point)
gptdsk.append(pts)
ray = geompy.MakeRotation(rayon, normal, angle)
- raydisks[k+1].append(ray)
-
+ raydisks[k_aux+1].append(ray)
+
gptsdisks.append(gptdsk)
-
+
return (centres, gptsdisks, raydisks)
