1 # -*- coding: utf-8 -*-
2 # Copyright (C) 2014-2020 EDF R&D
4 # This library is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU Lesser General Public
6 # License as published by the Free Software Foundation; either
7 # version 2.1 of the License, or (at your option) any later version.
9 # This library is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 # Lesser General Public License for more details.
14 # You should have received a copy of the GNU Lesser General Public
15 # License along with this library; if not, write to the Free Software
16 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
22 from .geomsmesh import geompy
23 from .geomsmesh import geomPublish
24 from .geomsmesh import geomPublishInFather
27 from .triedreBase import triedreBase
28 O, OX, OY, OZ = triedreBase()
30 # -----------------------------------------------------------------------------
31 # --- operateur de rotation translation d'un objet centré à l'origine
33 def rotTrans(objet, orientation, point, normal, trace = False):
35 Déplacement par rotation translation d'un objet centré à l'origine, vers un point de la surface de la pièce saine
36 dans laquelle on insère le défaut.
37 @param objet : objet original centré à l'origine (geomObject)
38 @param orientation : rotation selon OX de l'objet original (degrés)
39 @param point : le point qui sera le centre de l'objet déplacé (geomObject), en général sur la surface de la pièce saine
40 @param normal : la normale à la surface de la pièce saine au point central (geomObject)
41 @return trans : objet transformé (geomObject)
44 planXY = geompy.MakePlaneLCS(None, 2000, 1)
45 projXY = geompy.MakeProjection(normal, planXY)
46 [v1,v2] = geompy.ExtractShapes(projXY, geompy.ShapeType["VERTEX"], False)
47 xyz1 = geompy.PointCoordinates(v1)
48 xyz2 = geompy.PointCoordinates(v2)
51 sinalpha = y / math.sqrt(x*x + y*y)
52 cosalpha = x / math.sqrt(x*x + y*y)
53 alpha = math.asin(sinalpha)
55 alpha = math.pi -alpha
57 beta = geompy.GetAngleRadians(OZ, normal)
58 [v1,v2] = geompy.ExtractShapes(normal, geompy.ShapeType["VERTEX"], False)
59 xyz1 = geompy.PointCoordinates(v1)
60 xyz2 = geompy.PointCoordinates(v2)
65 rot0 = geompy.MakeRotation(objet, OX, orientation*math.pi/180.0)
66 rot1 = geompy.MakeRotation(rot0, OZ, alpha)
67 axe2 = geompy.MakeRotation(OY, OZ, alpha)
68 rot2 = geompy.MakeRotation(rot1, axe2, beta -math.pi/2.)
69 logging.debug("alpha",alpha)
70 logging.debug("beta",beta)
72 geomPublish(initLog.debug, rot1, 'rot1' )
73 geomPublish(initLog.debug, axe2, 'axe2' )
74 geomPublish(initLog.debug, rot2, 'rot2' )
76 xyz = geompy.PointCoordinates(point)
77 trans = geompy.MakeTranslation(rot2, xyz[0], xyz[1], xyz[2])