src/GEOM_SWIG/GEOM_tube_geom.py

   1 #  -*- coding: iso-8859-1 -*-
   2 # Copyright (C) 2007-2020  CEA/DEN, EDF R&D, OPEN CASCADE
   3 #
   4 # Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
   5 # CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
   6 #
   7 # This library is free software; you can redistribute it and/or
   8 # modify it under the terms of the GNU Lesser General Public
   9 # License as published by the Free Software Foundation; either
  10 # version 2.1 of the License, or (at your option) any later version.
  11 #
  12 # This library is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 # Lesser General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU Lesser General Public
  18 # License along with this library; if not, write to the Free Software
  19 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  20 #
  21 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  22 #
  23
  24 #==============================================================================
  25 #  Info.
  26 #  Bug (from script, bug)   : tube_geom_corrected.py, PAL5243
  27 #  Modified                 : 25/11/2004
  28 #  Author                   : Kovaltchuk Alexey
  29 #  Project                  : PAL/SALOME
  30 #==============================================================================
  31 # Geometrie du cas test
  32 #
  33 import salome
  34 salome.salome_init()
  35 import GEOM
  36 from salome.geom import geomBuilder
  37 geompy = geomBuilder.New()
  38
  39 #
  40 # base de l'assemblage
  41 #
  42 L_base = 300.
  43 l_base = 150.
  44 h_base = 75.
  45 e_base = 6.
  46
  47 base_bot = geompy.MakeBox(0.,0.,0.,L_base,l_base,e_base)
  48 base_top = geompy.MakeTranslation(base_bot,0.,0.,h_base-e_base)
  49 base_front = geompy.MakeBox(0,0,0,L_base,e_base,h_base)
  50 base_rear = geompy.MakeTranslation(base_front,0.,l_base,0.)
  51
  52 tmp = geompy.MakeBoolean(base_top,base_rear,3)
  53 tmp = geompy.MakeBoolean(tmp,base_bot,3)
  54 base = geompy.MakeBoolean(tmp,base_front,3)
  55
  56 geompy.addToStudy(base,"base")
  57 #
  58 # traverse
  59 #
  60 L_trav = 60.
  61 h_trav = 300.
  62 e_trav = 7.
  63 marge = 15.
  64
  65 flange_left = geompy.MakeBox(0.,0.,0,e_trav,L_trav,h_trav)
  66 flange_right = geompy.MakeTranslation(flange_left,L_trav-e_trav,0.,0.)
  67 flange_front = geompy.MakeBox(0.,0.,0,L_trav,e_trav,h_trav)
  68 flange_rear = geompy.MakeTranslation(flange_front,0.,L_trav-e_trav,0.)
  69
  70 tmp = geompy.MakeBoolean(flange_left,flange_rear,3)
  71 tmp = geompy.MakeBoolean(tmp,flange_right,3)
  72 flange = geompy.MakeBoolean(tmp,flange_front,3)
  73 #
  74 # left chamfer
  75 #
  76 import math
  77 length = e_trav/math.sin(math.pi/4.)
  78 p1 = geompy.MakeVertex(0,0,0)
  79 p2 = geompy.MakeVertex(0,1,0)
  80 yaxis = geompy.MakeVector(p1, p2)
  81 cut_left = geompy.MakeBox(0.,-marge,0.,-length,L_trav+marge,length)
  82 cut_left = geompy.MakeRotation(cut_left,yaxis,-math.pi/4.)
  83 cut_left = geompy.MakeTranslation(cut_left,e_trav,0.,0.)
  84 #
  85 # right chamfer
  86 #
  87 symPlaneYZ = geompy.MakePlane(
  88      geompy.MakeVertex(L_trav/2.,0.,0.),
  89      geompy.MakeVector(p1,geompy.MakeVertex(1.,0.,0.)), 10000. )
  90 cut_right = geompy.MakeMirrorByPlane(cut_left,symPlaneYZ)
  91 #
  92 # front chamfer
  93 #
  94 xaxis = geompy.MakeVector(p1,geompy.MakeVertex(1.,0.,0.))
  95 cut_front = geompy.MakeBox(-marge,0.,0.,L_trav+marge,length,length)
  96 cut_front = geompy.MakeRotation(cut_front,xaxis,3.*math.pi/4.)
  97 cut_front = geompy.MakeTranslation(cut_front,0.,e_trav,0.)
  98 #
  99 # rear chamfer
 100 #
 101 symPlaneXZ = geompy.MakePlane(
 102      geompy.MakeVertex(0.,L_trav/2.,0.),
 103      geompy.MakeVector(p1,geompy.MakeVertex(0.,1.,0.)), 10000. )
 104 cut_rear = geompy.MakeMirrorByPlane(cut_front,symPlaneXZ)
 105 #
 106 # chamfer
 107 #
 108 trav = geompy.MakeBoolean(flange,cut_left,2)
 109 trav = geompy.MakeBoolean(trav,cut_right,2)
 110 trav = geompy.MakeBoolean(trav,cut_front,2)
 111 trav = geompy.MakeBoolean(trav,cut_rear,2)
 112 trav = geompy.MakeTranslation(trav,
 113                        L_base/2.-L_trav/2.,
 114                        l_base/2.-L_trav/2.,
 115                        h_base)
 116 geompy.addToStudy(trav,"trav")
 117 #
 118 # Welding
 119 #
 120 ground = geompy.MakeBox(-1000.,-1000.,0.,1000.,1000.,-1000.)
 121 weld_left = geompy.MakeBoolean(cut_left,ground,2)
 122 weld_right = geompy.MakeBoolean(cut_right,ground,2)
 123 weld_front = geompy.MakeBoolean(cut_front,ground,2)
 124 weld_rear = geompy.MakeBoolean(cut_rear,ground,2)
 125 #
 126 # Assembly
 127 #
 128 coarse_weld = geompy.MakeBoolean(weld_left,weld_rear,3)
 129 coarse_weld = geompy.MakeBoolean(coarse_weld,weld_right,3)
 130 coarse_weld = geompy.MakeBoolean(coarse_weld,weld_front,3)
 131 #
 132 # Cleaners
 133 #
 134 left_cleaner = geompy.MakeBox(0.,-10*marge,0.,-10.*marge,10.*marge,10.*marge)
 135 left_cleaner = geompy.MakeRotation(left_cleaner,yaxis,math.pi/4.)
 136 left_cleaner = geompy.MakeTranslation(left_cleaner,-e_trav-2.*marge,0.,-2.*marge)
 137
 138 right_cleaner = geompy.MakeMirrorByPlane(left_cleaner,symPlaneYZ)
 139
 140 front_cleaner = geompy.MakeBox(-10*marge,0.,0.,10.*marge,10.*marge,10.*marge)
 141 front_cleaner = geompy.MakeRotation(front_cleaner,xaxis,3.*math.pi/4.)
 142 front_cleaner = geompy.MakeTranslation(front_cleaner,0.,2.*marge-e_trav,2.*marge)
 143
 144 rear_cleaner = geompy.MakeMirrorByPlane(front_cleaner,symPlaneXZ)
 145 #
 146 # Welding
 147 #
 148 weld = geompy.MakeBoolean(coarse_weld,left_cleaner,2)
 149 weld = geompy.MakeBoolean(weld,rear_cleaner,2)
 150 weld = geompy.MakeBoolean(weld,right_cleaner,2)
 151 weld = geompy.MakeBoolean(weld,front_cleaner,2)
 152 weld = geompy.MakeTranslation(weld,
 153                        L_base/2.-L_trav/2.,
 154                        l_base/2.-L_trav/2.,
 155                        h_base)
 156 weldId = geompy.addToStudy(weld,"weld")
 157 #
 158 # Assembly
 159 #
 160 assemblage = geompy.Partition([base ,weld ,trav])
 161 assemblageId = geompy.addToStudy(assemblage, "assemblage")
 162 salome.sg.updateObjBrowser()
 163 #
 164 # Display
 165 #
 166 ## gg.createAndDisplayGO(assemblageId)
 167 ## gg.createAndDisplayGO(baseId)
 168 ## gg.setTransparency(baseId,0.5)
 169 ## gg.setDisplayMode(baseId,1)
 170 ## gg.setColor(baseId,255,0,0)
 171 ## gg.createAndDisplayGO(travId)
 172 ## gg.setTransparency(travId,0.5)
 173 ## gg.setDisplayMode(travId,1)
 174 ## gg.setColor(travId,0,255,0)
 175
 176