src/GeomAPI/Test/TestCylinder.py

   1 ## Copyright (C) 2018-20xx  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
  18 ## email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
  19 ##
  20
  21 from GeomAPI import *
  22 from SketchAPI import *
  23
  24 from salome.shaper import model
  25
  26 import math
  27
  28 TOLERANCE = 1.e-7
  29
  30 def assertCylinder(theCylinder, theLocation, theAxis, theRadius, theHeight):
  31     assert(theCylinder is not None)
  32     aLoc = theCylinder.location()
  33     aDir = theCylinder.axis()
  34     assert(aLoc.distance(theLocation) < TOLERANCE), "({}, {}, {}) != expected ({}, {}, {})".format(aLoc.x(), aLoc.y(), aLoc.z(), theLocation.x(), theLocation.y(), theLocation.z())
  35     assert(aDir.isParallel(theAxis, TOLERANCE)), "dir({}, {}, {}) is not parallel to dir({}, {}, {})".format(aDir.x(), aDir.y(), aDir.z(), theAxis.x(), theAxis.y(), theAxis.z())
  36     assert(math.fabs(theCylinder.radius() - theRadius) < TOLERANCE), "Radius {} != {}".format(theCylinder.radius(), theRadius)
  37     assert(math.fabs(theCylinder.height() - theHeight) < TOLERANCE), "Height {} != {}".format(theCylinder.height(), theHeight)
  38
  39 def checkCylinderFace(theDocument, theFaceName, theLocation, theAxis, theRadius, theHeight):
  40     aFace = model.addFace(theDocument, [model.selection("FACE", theFaceName)])
  41     aShape = aFace.result().resultSubShapePair()[0].shape()
  42     assert(aShape.isFace())
  43     assertCylinder(aShape.face().getCylinder(), theLocation, theAxis, theRadius, theHeight)
  44     theDocument.removeFeature(aFace.feature())
  45
  46 def checkCylinderShell(theDocument, theFaceNames, theLocation, theAxis, theRadius, theHeight):
  47     aSelection = []
  48     for name in theFaceNames:
  49         aSelection.append(model.selection("FACE", name))
  50     aShell = model.addShell(theDocument, aSelection)
  51     aShape = aShell.result().resultSubShapePair()[0].shape()
  52     assert(aShape.isShell())
  53     assertCylinder(aShape.shell().getCylinder(), theLocation, theAxis, theRadius, theHeight)
  54     theDocument.removeFeature(aShell.feature())
  55
  56 def checkCylinderAll(theDocument, theFeature, theFaceName, theLocation, theAxis, theRadius, theHeight):
  57     aShape = theFeature.result().resultSubShapePair()[0].shape()
  58     assert(aShape.isSolid())
  59     assertCylinder(aShape.solid().getCylinder(), theLocation, theAxis, theRadius, theHeight)
  60
  61     checkCylinderShell(theDocument, [theFaceName], theLocation, theAxis, theRadius, theHeight)
  62     checkCylinderFace(theDocument, theFaceName, theLocation, theAxis, theRadius, theHeight)
  63
  64 def checkNonCylinder(theFeature):
  65     aShape = theFeature.result().resultSubShapePair()[0].shape()
  66     assert(aShape.isSolid())
  67     assert(aShape.solid().getCylinder() is None)
  68
  69
  70 model.begin()
  71 partSet = model.moduleDocument()
  72 Part_1 = model.addPart(partSet)
  73 Part_1_doc = Part_1.document()
  74 ParamH = model.addParameter(Part_1_doc, "H", "10")
  75 ParamR = model.addParameter(Part_1_doc, "R", "10")
  76 ParamAngle = model.addParameter(Part_1_doc, "Angle", "30")
  77 Cylinder_1 = model.addCylinder(Part_1_doc, model.selection("VERTEX", "PartSet/Origin"), model.selection("EDGE", "PartSet/OZ"), "2*R", "H")
  78 Sketch_1 = model.addSketch(Part_1_doc, model.selection("FACE", "Cylinder_1_1/Face_2"))
  79 SketchProjection_1 = Sketch_1.addProjection(model.selection("VERTEX", "[Cylinder_1_1/Face_1][Cylinder_1_1/Face_2]__cc"), False)
  80 SketchPoint_1 = SketchProjection_1.createdFeature()
  81 SketchCircle_1 = Sketch_1.addCircle(0, 0, 10)
  82 SketchConstraintCoincidence_1 = Sketch_1.setCoincident(SketchPoint_1.result(), SketchCircle_1.center())
  83 SketchConstraintRadius_1 = Sketch_1.setRadius(SketchCircle_1.results()[1], "R")
  84 model.do()
  85 Extrusion_1 = model.addExtrusion(Part_1_doc, [model.selection("FACE", "Sketch_1/Face-SketchCircle_1_2f")], model.selection(), "H", 0)
  86 Sketch_2 = model.addSketch(Part_1_doc, model.standardPlane("XOZ"))
  87 SketchLine_1 = Sketch_2.addLine(5, 20, 0, 20)
  88 SketchLine_2 = Sketch_2.addLine(0, 20, 0, 30)
  89 SketchLine_3 = Sketch_2.addLine(0, 30, 5, 30)
  90 SketchLine_4 = Sketch_2.addLine(5, 30, 5, 20)
  91 SketchConstraintCoincidence_2 = Sketch_2.setCoincident(SketchLine_4.endPoint(), SketchLine_1.startPoint())
  92 SketchConstraintCoincidence_3 = Sketch_2.setCoincident(SketchLine_1.endPoint(), SketchLine_2.startPoint())
  93 SketchConstraintCoincidence_4 = Sketch_2.setCoincident(SketchLine_2.endPoint(), SketchLine_3.startPoint())
  94 SketchConstraintCoincidence_5 = Sketch_2.setCoincident(SketchLine_3.endPoint(), SketchLine_4.startPoint())
  95 SketchConstraintHorizontal_1 = Sketch_2.setHorizontal(SketchLine_1.result())
  96 SketchConstraintVertical_1 = Sketch_2.setVertical(SketchLine_2.result())
  97 SketchConstraintHorizontal_2 = Sketch_2.setHorizontal(SketchLine_3.result())
  98 SketchConstraintVertical_2 = Sketch_2.setVertical(SketchLine_4.result())
  99 SketchConstraintLength_1 = Sketch_2.setLength(SketchLine_1.result(), "R/2")
 100 SketchConstraintLength_2 = Sketch_2.setLength(SketchLine_2.result(), "H")
 101 SketchIntersectionPoint_1 = Sketch_2.addIntersectionPoint(model.selection("EDGE", "[Extrusion_1_1/Generated_Face&Sketch_1/SketchCircle_1_2][Extrusion_1_1/To_Face]"), False)
 102 [SketchPoint_2, SketchPoint_3] = SketchIntersectionPoint_1.intersectionPoints()
 103 SketchConstraintCoincidence_6 = Sketch_2.setCoincident(SketchAPI_Point(SketchPoint_2).coordinates(), SketchLine_1.result())
 104 SketchProjection_2 = Sketch_2.addProjection(model.selection("EDGE", "PartSet/OZ"), False)
 105 SketchLine_5 = SketchProjection_2.createdFeature()
 106 SketchConstraintCoincidence_7 = Sketch_2.setCoincident(SketchLine_2.endPoint(), SketchLine_5.result())
 107 model.do()
 108 Revolution_1 = model.addRevolution(Part_1_doc, [model.selection("FACE", "Sketch_2/Face-SketchLine_4r-SketchLine_3r-SketchLine_2r-SketchLine_1r")], model.selection("EDGE", "PartSet/OZ"), 270, 0)
 109 model.do()
 110
 111 # Test 1. Check cylinders
 112 aLoc1 = GeomAPI.GeomAPI_Pnt(0, 0, 0)
 113 aLoc2 = GeomAPI.GeomAPI_Pnt(0, 0, 2 * ParamH.value())
 114 aLoc3 = GeomAPI.GeomAPI_Pnt(0, 0, 3 * ParamH.value())
 115 anAxis = GeomAPI.GeomAPI_Dir(0, 0, 1)
 116 checkCylinderAll(Part_1_doc, Cylinder_1, "Cylinder_1_1/Face_1", aLoc1, anAxis, 2 * ParamR.value(), ParamH.value())
 117 checkCylinderAll(Part_1_doc, Extrusion_1, "Extrusion_1_1/Generated_Face&Sketch_1/SketchCircle_1_2", aLoc2, anAxis, ParamR.value(), ParamH.value())
 118 checkNonCylinder(Revolution_1)
 119 checkCylinderShell(Part_1_doc, ["Revolution_1_1/Generated_Face&Sketch_2/SketchLine_4"], aLoc3, anAxis, 0.5 * ParamR.value(), ParamH.value())
 120 checkCylinderFace(Part_1_doc, "Revolution_1_1/Generated_Face&Sketch_2/SketchLine_4", aLoc3, anAxis, 0.5 * ParamR.value(), ParamH.value())
 121
 122 # Test 2. Rotate cylinders
 123 Rotation_1 = model.addRotation(Part_1_doc, [model.selection("SOLID", "Cylinder_1_1")], model.selection("EDGE", "PartSet/OX"), "Angle")
 124 Rotation_2 = model.addRotation(Part_1_doc, [model.selection("SOLID", "Extrusion_1_1")], model.selection("EDGE", "PartSet/OX"), "Angle")
 125 Rotation_3 = model.addRotation(Part_1_doc, [model.selection("SOLID", "Revolution_1_1")], model.selection("EDGE", "PartSet/OX"), "Angle")
 126
 127 anAngle = ParamAngle.value() * math.pi / 180.0
 128 aCosAngle = math.cos(anAngle)
 129 aSinAngle = math.sin(anAngle)
 130 anAxis = GeomAPI.GeomAPI_Dir(0, anAxis.y() * aCosAngle - anAxis.z() * aSinAngle, anAxis.y() * aSinAngle + anAxis.z() * aCosAngle)
 131 aLoc1 = GeomAPI.GeomAPI_Pnt(0, aLoc1.y() * aCosAngle - aLoc1.z() * aSinAngle, aLoc1.y() * aSinAngle + aLoc1.z() * aCosAngle)
 132 aLoc2 = GeomAPI.GeomAPI_Pnt(0, aLoc2.y() * aCosAngle - aLoc2.z() * aSinAngle, aLoc2.y() * aSinAngle + aLoc2.z() * aCosAngle)
 133 aLoc3 = GeomAPI.GeomAPI_Pnt(0, aLoc3.y() * aCosAngle - aLoc3.z() * aSinAngle, aLoc3.y() * aSinAngle + aLoc3.z() * aCosAngle)
 134 checkCylinderAll(Part_1_doc, Rotation_1, "Rotation_1_1/MF:Rotated&Cylinder_1_1/Face_1", aLoc1, anAxis, 2 * ParamR.value(), ParamH.value())
 135 checkCylinderAll(Part_1_doc, Rotation_2, "Rotation_2_1/MF:Rotated&Sketch_1/SketchCircle_1_2", aLoc2, anAxis, ParamR.value(), ParamH.value())
 136 checkNonCylinder(Rotation_3)
 137 checkCylinderShell(Part_1_doc, ["Rotation_3_1/MF:Rotated&Sketch_2/SketchLine_4"], aLoc3, anAxis, 0.5 * ParamR.value(), ParamH.value())
 138 checkCylinderFace(Part_1_doc, "Rotation_3_1/MF:Rotated&Sketch_2/SketchLine_4", aLoc3, anAxis, 0.5 * ParamR.value(), ParamH.value())
 139
 140 # Test 3. Split cylinder and compose a shell
 141 Plane_4 = model.addPlane(Part_1_doc, model.selection("FACE", "PartSet/XOY"), "2.2*H", False)
 142 Plane_5 = model.addPlane(Part_1_doc, model.selection("FACE", "PartSet/XOZ"), "H", False)
 143 Partition_1_objects = [model.selection("SOLID", "Rotation_3_1"), model.selection("FACE", "Plane_1"), model.selection("FACE", "Plane_2")]
 144 Partition_1 = model.addPartition(Part_1_doc, Partition_1_objects)
 145
 146 Shell_1_objects = ["Partition_1_1_1/Modified_Face&Sketch_2/SketchLine_4",
 147                    "Partition_1_1_4/Modified_Face&Sketch_2/SketchLine_4",
 148                    "(Partition_1_1_2/Modified_Face&Revolution_1_1/To_Face)(Partition_1_1_2/Modified_Face&Sketch_2/SketchLine_1)"]
 149 checkCylinderShell(Part_1_doc, Shell_1_objects, aLoc3, anAxis, 0.5 * ParamR.value(), ParamH.value())
 150
 151 model.end()