src/SketchPlugin/Test/TestDistanceSignedVsUnsigned05.py

   1 # Copyright (C) 2017-2019  CEA/DEN, EDF R&D
   2 #
   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.
   7 #
   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.
  12 #
  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
  16 #
  17 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 #
  19
  20 from salome.shaper import model
  21 from SketchAPI import *
  22 import math
  23
  24 TOLERANCE = 1.e-5
  25
  26 model.begin()
  27 partSet = model.moduleDocument()
  28 widthParam = model.addParameter(partSet, "w", "200")
  29 distParam = model.addParameter(partSet, "d", "30")
  30 Sketch_1 = model.addSketch(partSet, model.defaultPlane("XOY"))
  31 Rectangle_1 = Sketch_1.addRectangle(0, 0, 200, 100)
  32 [Line_1, Line_2, Line_3, Line_4] = Rectangle_1.lines()
  33 Origin = Sketch_1.addPoint(model.selection("VERTEX", "Origin"))
  34 Sketch_1.setCoincident(SketchAPI_Line(Line_1).endPoint(), Origin.result())
  35 Sketch_1.setLength(SketchAPI_Line(Line_1).result(), "w")
  36 Point_1 = Sketch_1.addPoint(230, 40)
  37 Sketch_1.setSignedDistance(Point_1.result(), SketchAPI_Line(Line_4).result(), "d")
  38 Point_2 = Sketch_1.addPoint(230, 80)
  39 Sketch_1.setUnsignedDistance(Point_2.result(), SketchAPI_Line(Line_4).result(), "d")
  40 Line_5 = Sketch_1.addLine(260, 0, 260, 100)
  41 Sketch_1.setSignedDistance(Point_1.result(), Line_5.result(), "d")
  42 Sketch_1.setUnsignedDistance(Point_2.result(), Line_5.result(), "d")
  43 model.do()
  44 assert Sketch_1.solverError().value() == "", "FAILED: Sketch should NOT report over-constrained situation"
  45
  46 line4 = model.toSketchFeature(Line_4)
  47 line5 = model.toSketchFeature(Line_5)
  48 signedDist14 = model.signedDistancePointLine(Point_1, line4)
  49 signedDist15 = model.signedDistancePointLine(Point_1, line5)
  50 signedDist24 = model.signedDistancePointLine(Point_2, line4)
  51 signedDist25 = model.signedDistancePointLine(Point_2, line5)
  52
  53 # change rectangle width and check distances
  54 widthParam.setValue(2000)
  55 model.do()
  56 curDist = model.signedDistancePointLine(Point_1, line4)
  57 assert(math.fabs(signedDist14 - curDist) < TOLERANCE), "Expected {}, actual {}".format(signedDist14, curDist)
  58 curDist = model.signedDistancePointLine(Point_2, line4)
  59 assert(math.fabs(math.fabs(signedDist24) - math.fabs(curDist)) < TOLERANCE), "Expected {}, actual {}".format(signedDist24, -curDist)
  60 curDist = model.signedDistancePointLine(Point_1, line5)
  61 assert(math.fabs(signedDist15 - curDist) < TOLERANCE), "Expected {}, actual {}".format(signedDist15, curDist)
  62 curDist = model.signedDistancePointLine(Point_2, line5)
  63 assert(math.fabs(math.fabs(signedDist25) - math.fabs(curDist)) < TOLERANCE), "Expected {}, actual {}".format(signedDist25, -curDist)
  64 assert Sketch_1.solverError().value() == "", "FAILED: Sketch should NOT report over-constrained situation"
  65
  66 # revert rectangle width and check distances again
  67 widthParam.setValue(200)
  68 model.do()
  69 curDist = model.signedDistancePointLine(Point_1, line4)
  70 assert(math.fabs(signedDist14 - curDist) < TOLERANCE), "Expected {}, actual {}".format(signedDist14, curDist)
  71 curDist = model.signedDistancePointLine(Point_2, line4)
  72 assert(math.fabs(math.fabs(signedDist24) - math.fabs(curDist)) < TOLERANCE), "Expected {}, actual {}".format(signedDist24, -curDist)
  73 curDist = model.signedDistancePointLine(Point_1, line5)
  74 assert(math.fabs(signedDist15 - curDist) < TOLERANCE), "Expected {}, actual {}".format(signedDist15, curDist)
  75 curDist = model.signedDistancePointLine(Point_2, line5)
  76 assert(math.fabs(math.fabs(signedDist25) - math.fabs(curDist)) < TOLERANCE), "Expected {}, actual {}".format(signedDist25, -curDist)
  77 assert Sketch_1.solverError().value() == "", "FAILED: Sketch should NOT report over-constrained situation"
  78
  79 model.end()