primera subida
This commit is contained in:
550
Electrical/Conduit.py
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550
Electrical/Conduit.py
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# -*- coding: utf-8 -*-
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#***************************************************************************
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#* Copyright (c) 2016 Yorik van Havre <yorik@uncreated.net> *
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#* *
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#* This program is free software; you can redistribute it and/or modify *
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#* it under the terms of the GNU Lesser General Public License (LGPL) *
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#* as published by the Free Software Foundation; either version 2 of *
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#* the License, or (at your option) any later version. *
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#* for detail see the LICENCE text file. *
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#* *
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#* This program is distributed in the hope that it will be useful, *
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#* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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#* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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#* GNU Library General Public License for more details. *
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#* *
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#* You should have received a copy of the GNU Library General Public *
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#* License along with this program; if not, write to the Free Software *
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#* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
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#* USA *
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#* *
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#***************************************************************************
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import ArchComponent
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import FreeCAD
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if FreeCAD.GuiUp:
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import FreeCADGui
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from draftutils.translate import translate
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from PySide.QtCore import QT_TRANSLATE_NOOP
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else:
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# \cond
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def translate(ctxt,txt):
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return txt
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def QT_TRANSLATE_NOOP(ctxt,txt):
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return txt
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# \endcond
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## @package ArchPipe
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# \ingroup ARCH
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# \brief The Pipe object and tools
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#
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# This module provides tools to build Pipe and Pipe connector objects.
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# Pipes are tubular objects extruded along a base line.
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__title__ = "Arch Pipe tools"
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__author__ = "Yorik van Havre"
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__url__ = "https://www.freecadweb.org"
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def makePipe(baseobj=None, diameter=0, length=0, placement=None, name="Pipe"):
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"makePipe([baseobj,diamerter,length,placement,name]): creates an pipe object from the given base object"
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if not FreeCAD.ActiveDocument:
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FreeCAD.Console.PrintError("No active document. Aborting\n")
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return
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obj= FreeCAD.ActiveDocument.addObject("Part::FeaturePython", name)
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obj.Label = name
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Pipe(obj)
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if FreeCAD.GuiUp:
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ViewProviderPipe(obj.ViewObject)
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if baseobj:
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baseobj.ViewObject.hide()
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if baseobj:
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obj.Base = baseobj
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else:
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if length:
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obj.Length = length
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if diameter:
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obj.Diameter = diameter
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if placement:
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obj.Placement = placement
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return obj
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def makePipeConnector(pipes,radius=0,name="Connector"):
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"makePipeConnector(pipes,[radius,name]): creates a connector between the given pipes"
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if not FreeCAD.ActiveDocument:
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FreeCAD.Console.PrintError("No active document. Aborting\n")
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return
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obj= FreeCAD.ActiveDocument.addObject("Part::FeaturePython",name)
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obj.Label = name
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_ArchPipeConnector(obj)
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obj.Pipes = pipes
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if not radius:
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radius = pipes[0].Diameter
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obj.Radius = radius
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if FreeCAD.GuiUp:
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_ViewProviderPipe(obj.ViewObject)
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return obj
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class Pipe(ArchComponent.Component):
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"the Arch Pipe object"
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def __init__(self,obj):
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ArchComponent.Component.__init__(self,obj)
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self.setProperties(obj)
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def setProperties(self,obj):
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pl = obj.PropertiesList
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if not "Diameter" in pl:
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obj.addProperty("App::PropertyLength",
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"Diameter",
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"Conduit",
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QT_TRANSLATE_NOOP("App::Property","The diameter of this pipe, if not based on a profile")).Diameter = 60
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if not "Length" in pl:
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obj.addProperty("App::PropertyLength",
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"Length",
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"Conduit",
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QT_TRANSLATE_NOOP("App::Property","The length of this pipe, if not based on an edge"))
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if not "Profile" in pl:
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obj.addProperty("App::PropertyLink",
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"Profile",
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"Conduit",
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QT_TRANSLATE_NOOP("App::Property","An optional closed profile to base this pipe on"))
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if not "Start" in pl:
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obj.addProperty("App::PropertyLength",
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"Start",
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"Conduit",
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QT_TRANSLATE_NOOP("App::Property","Offset from the start point"))
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if not "Offset" in pl:
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obj.addProperty("App::PropertyVector",
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"Offset",
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"Conduit",
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QT_TRANSLATE_NOOP("App::Property","Offset from the start point xy"))
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if not "WallThickness" in pl:
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obj.addProperty("App::PropertyLength",
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"WallThickness",
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"Conduit",
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QT_TRANSLATE_NOOP("App::Property","The wall thickness of this pipe, if not based on a profile")).WallThickness = 2
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self.Type = "Conduit"
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# IfcPipeSegment is new in IFC4
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from ArchIFC import IfcTypes
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if "Cable Carrier Segment" in IfcTypes:
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obj.IfcType = "Cable Carrier Segment"
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obj.PredefinedType = "CONDUITSEGMENT"
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obj.setEditorMode("IfcType", 1)
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obj.setEditorMode("PredefinedType", 1)
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else:
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# IFC2x3 does not know a Pipe Segment
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obj.IfcType = "Undefined"
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def onDocumentRestored(self,obj):
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ArchComponent.Component.onDocumentRestored(self,obj)
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self.setProperties(obj)
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def execute(self,obj):
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import Part, DraftGeomUtils, math
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pl = obj.Placement
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w = self.getWire(obj)
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if not w:
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FreeCAD.Console.PrintError(translate("Arch","Unable to build the base path")+"\n")
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return
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if obj.Start.Value:
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# new:
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d = obj.Start.Value
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for i, e in enumerate(w.Edges):
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if e.Length < d:
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d -= e.Length
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else:
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v = e.Vertexes[-1].Point.sub(e.Vertexes[0].Point).normalize()
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v.multiply(d)
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p = e.Vertexes[0].Point.add(v)
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pts = [ver.Point for ver in w.Vertexes]
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pts = [p] + pts[i + 1:]
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w = Part.makePolygon(pts)
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break
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if obj.Length.Value == 0:
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obj.Length.Value = w.Length
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elif obj.Length.Value > 0:
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d = obj.Length.Value
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for i, e in enumerate(w.Edges):
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if e.Length < d:
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d -= e.Length
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else:
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v = e.Vertexes[-1].Point.sub(e.Vertexes[0].Point).normalize()
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v.multiply(d)
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p = e.Vertexes[0].Point.add(v)
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pts = [ver.Point for ver in w.Vertexes]
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pts = pts[:i + 1] + [p]
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w = Part.makePolygon(pts)
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break
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pla = FreeCAD.Vector(w.Vertexes[int(len(w.Vertexes)/2)].Point)
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w.Placement.Base -= pla
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p = self.getProfile(obj)
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if not p:
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FreeCAD.Console.PrintError(translate("Arch", "Unable to build the profile") + "\n")
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return
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# move and rotate the profile to the first point
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if hasattr(p,"CenterOfMass"):
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c = p.CenterOfMass
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else:
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c = p.BoundBox.Center
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delta = w.Vertexes[0].Point - c + FreeCAD.Vector(obj.Offset.y, obj.Offset.x, 0)
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p.translate(delta)
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import Draft
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if Draft.getType(obj.Base) == "BezCurve":
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v1 = obj.Base.Placement.multVec(obj.Base.Points[1])-w.Vertexes[0].Point
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else:
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v1 = w.Vertexes[1].Point-w.Vertexes[0].Point
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v2 = DraftGeomUtils.getNormal(p)
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rot = FreeCAD.Rotation(v2,v1)
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p.rotate(w.Vertexes[0].Point,rot.Axis,math.degrees(rot.Angle))
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shapes = []
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try:
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if p.Faces:
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for f in p.Faces:
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sh = w.makePipeShell([f.OuterWire],True,False,2)
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for shw in f.Wires:
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if shw.hashCode() != f.OuterWire.hashCode():
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sh2 = w.makePipeShell([shw],True,False,2)
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sh = sh.cut(sh2)
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sh.Placement.Base += pla
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shapes.append(sh)
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elif p.Wires:
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for pw in p.Wires:
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sh = w.makePipeShell([pw],True,False,2)
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sh.Placement.Base += pla
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shapes.append(sh)
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except Exception:
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FreeCAD.Console.PrintError(translate("Arch","Unable to build the pipe")+"\n")
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else:
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if len(shapes) == 0:
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return
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elif len(shapes) == 1:
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sh = shapes[0]
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else:
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sh = Part.makeCompound(shapes)
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obj.Shape = sh
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if not obj.Base:
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obj.Placement = pl
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def getWire(self,obj):
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import Part
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if obj.Base:
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if not hasattr(obj.Base,'Shape'):
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FreeCAD.Console.PrintError(translate("Arch","The base object is not a Part")+"\n")
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return
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if len(obj.Base.Shape.Wires) != 1:
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FreeCAD.Console.PrintError(translate("Arch","Too many wires in the base shape")+"\n")
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return
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if obj.Base.Shape.Wires[0].isClosed():
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FreeCAD.Console.PrintError(translate("Arch","The base wire is closed")+"\n")
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return
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w = obj.Base.Shape.Wires[0]
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else:
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if obj.Length.Value == 0:
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return
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w = Part.Wire([Part.LineSegment(FreeCAD.Vector(0,0,0),FreeCAD.Vector(0,0,obj.Length.Value)).toShape()])
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return w
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def getProfile(self,obj):
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import Part
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if obj.Profile:
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if not obj.Profile.getLinkedObject().isDerivedFrom("Part::Part2DObject"):
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FreeCAD.Console.PrintError(translate("Arch","The profile is not a 2D Part")+"\n")
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return
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if not obj.Profile.Shape.Wires[0].isClosed():
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FreeCAD.Console.PrintError(translate("Arch","The profile is not closed")+"\n")
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return
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p = obj.Profile.Shape.Wires[0]
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else:
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if obj.Diameter.Value == 0:
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return
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p = Part.Wire([Part.Circle(FreeCAD.Vector(0,0,0),FreeCAD.Vector(0,0,1),obj.Diameter.Value/2).toShape()])
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if obj.WallThickness.Value and (obj.WallThickness.Value < obj.Diameter.Value/2):
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p2 = Part.Wire([Part.Circle(FreeCAD.Vector(0,0,0),FreeCAD.Vector(0,0,1),(obj.Diameter.Value/2-obj.WallThickness.Value)).toShape()])
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p = Part.Face(p)
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p2 = Part.Face(p2)
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p = p.cut(p2)
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return p
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class ViewProviderPipe(ArchComponent.ViewProviderComponent):
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"A View Provider for the Pipe object"
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def __init__(self,vobj):
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ArchComponent.ViewProviderComponent.__init__(self,vobj)
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vobj.ShapeColor = (255, 50, 50)
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def getIcon(self):
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return ":/icons/Arch_Pipe_Tree.svg"
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class CommandConduit:
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"the Arch Pipe command definition"
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def GetResources(self):
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return {'Pixmap' : 'Arch_Pipe',
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'MenuText': QT_TRANSLATE_NOOP("Arch_Pipe","Pipe"),
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'Accel': "P, I",
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'ToolTip': QT_TRANSLATE_NOOP("Arch_Pipe","Creates a pipe object from a given Wire or Line")}
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def IsActive(self):
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return not FreeCAD.ActiveDocument is None
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def Activated(self):
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s = FreeCADGui.Selection.getSelection()
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if s:
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for obj in s:
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if hasattr(obj,'Shape'):
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if len(obj.Shape.Wires) == 1:
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FreeCAD.ActiveDocument.openTransaction("Create Conduit")
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makePipe(obj, name="Conduit")
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FreeCAD.ActiveDocument.commitTransaction()
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else:
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FreeCAD.ActiveDocument.openTransaction("Create Conduit")
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makePipe(name="Conduit")
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FreeCAD.ActiveDocument.commitTransaction()
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FreeCAD.ActiveDocument.recompute()
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class _CommandPipeConnector:
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"the Arch Pipe command definition"
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def GetResources(self):
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return {'Pixmap' : 'Arch_PipeConnector',
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'MenuText': QT_TRANSLATE_NOOP("Arch_PipeConnector","Connector"),
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'Accel': "P, C",
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'ToolTip': QT_TRANSLATE_NOOP("Arch_PipeConnector","Creates a connector between 2 or 3 selected pipes")}
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def IsActive(self):
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return not FreeCAD.ActiveDocument is None
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def Activated(self):
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import Draft
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s = FreeCADGui.Selection.getSelection()
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if not (len(s) in [2,3]):
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FreeCAD.Console.PrintError(translate("Arch","Please select exactly 2 or 3 Pipe objects")+"\n")
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return
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o = "["
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for obj in s:
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if Draft.getType(obj) != "Pipe":
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FreeCAD.Console.PrintError(translate("Arch","Please select only Pipe objects")+"\n")
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return
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o += "FreeCAD.ActiveDocument."+obj.Name+","
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o += "]"
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FreeCAD.ActiveDocument.openTransaction(translate("Arch","Create Connector"))
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FreeCADGui.addModule("Arch")
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FreeCADGui.doCommand("obj = Arch.makePipeConnector("+o+")")
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FreeCADGui.addModule("Draft")
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FreeCADGui.doCommand("Draft.autogroup(obj)")
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FreeCAD.ActiveDocument.commitTransaction()
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FreeCAD.ActiveDocument.recompute()
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class _ArchPipeConnector(ArchComponent.Component):
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"the Arch Pipe Connector object"
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def __init__(self,obj):
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ArchComponent.Component.__init__(self,obj)
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self.setProperties(obj)
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obj.IfcType = "Pipe Fitting"
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def setProperties(self,obj):
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pl = obj.PropertiesList
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if not "Radius" in pl:
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obj.addProperty("App::PropertyLength", "Radius", "PipeConnector", QT_TRANSLATE_NOOP("App::Property","The curvature radius of this connector"))
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if not "Pipes" in pl:
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obj.addProperty("App::PropertyLinkList", "Pipes", "PipeConnector", QT_TRANSLATE_NOOP("App::Property","The pipes linked by this connector"))
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if not "ConnectorType" in pl:
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obj.addProperty("App::PropertyEnumeration", "ConnectorType", "PipeConnector", QT_TRANSLATE_NOOP("App::Property","The type of this connector"))
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obj.ConnectorType = ["Corner","Tee"]
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obj.setEditorMode("ConnectorType",1)
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self.Type = "PipeConnector"
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||||
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||||
def onDocumentRestored(self,obj):
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||||
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||||
ArchComponent.Component.onDocumentRestored(self,obj)
|
||||
self.setProperties(obj)
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||||
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||||
def execute(self,obj):
|
||||
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||||
tol = 1 # tolerance for alignment. This is only visual, we can keep it low...
|
||||
ptol = 0.001 # tolerance for coincident points
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||||
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||||
import math,Part,DraftGeomUtils,ArchCommands
|
||||
if len(obj.Pipes) < 2:
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||||
return
|
||||
if len(obj.Pipes) > 3:
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||||
FreeCAD.Console.PrintWarning(translate("Arch","Only the 3 first wires will be connected")+"\n")
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||||
if obj.Radius.Value == 0:
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||||
return
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||||
wires = []
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order = []
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||||
for o in obj.Pipes:
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||||
wires.append(o.Proxy.getWire(o))
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||||
if wires[0].Vertexes[0].Point.sub(wires[1].Vertexes[0].Point).Length <= ptol:
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||||
order = ["start","start"]
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||||
point = wires[0].Vertexes[0].Point
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elif wires[0].Vertexes[0].Point.sub(wires[1].Vertexes[-1].Point).Length <= ptol:
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||||
order = ["start","end"]
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||||
point = wires[0].Vertexes[0].Point
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||||
elif wires[0].Vertexes[-1].Point.sub(wires[1].Vertexes[-1].Point).Length <= ptol:
|
||||
order = ["end","end"]
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||||
point = wires[0].Vertexes[-1].Point
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||||
elif wires[0].Vertexes[-1].Point.sub(wires[1].Vertexes[0].Point).Length <= ptol:
|
||||
order = ["end","start"]
|
||||
point = wires[0].Vertexes[-1].Point
|
||||
else:
|
||||
FreeCAD.Console.PrintError(translate("Arch","Common vertex not found")+"\n")
|
||||
return
|
||||
if order[0] == "start":
|
||||
v1 = wires[0].Vertexes[1].Point.sub(wires[0].Vertexes[0].Point).normalize()
|
||||
else:
|
||||
v1 = wires[0].Vertexes[-2].Point.sub(wires[0].Vertexes[-1].Point).normalize()
|
||||
if order[1] == "start":
|
||||
v2 = wires[1].Vertexes[1].Point.sub(wires[1].Vertexes[0].Point).normalize()
|
||||
else:
|
||||
v2 = wires[1].Vertexes[-2].Point.sub(wires[1].Vertexes[-1].Point).normalize()
|
||||
p = obj.Pipes[0].Proxy.getProfile(obj.Pipes[0])
|
||||
# If the pipe has a non-zero WallThickness p is a shape instead of a wire:
|
||||
if p.ShapeType != "Wire":
|
||||
p = p.Wires
|
||||
p = Part.Face(p)
|
||||
if len(obj.Pipes) == 2:
|
||||
if obj.ConnectorType != "Corner":
|
||||
obj.ConnectorType = "Corner"
|
||||
if round(v1.getAngle(v2),tol) in [0,round(math.pi,tol)]:
|
||||
FreeCAD.Console.PrintError(translate("Arch","Pipes are already aligned")+"\n")
|
||||
return
|
||||
normal = v2.cross(v1)
|
||||
offset = math.tan(math.pi/2-v1.getAngle(v2)/2)*obj.Radius.Value
|
||||
v1.multiply(offset)
|
||||
v2.multiply(offset)
|
||||
self.setOffset(obj.Pipes[0],order[0],offset)
|
||||
self.setOffset(obj.Pipes[1],order[1],offset)
|
||||
# find center
|
||||
perp = v1.cross(normal).normalize()
|
||||
perp.multiply(obj.Radius.Value)
|
||||
center = point.add(v1).add(perp)
|
||||
# move and rotate the profile to the first point
|
||||
delta = point.add(v1)-p.CenterOfMass
|
||||
p.translate(delta)
|
||||
vp = DraftGeomUtils.getNormal(p)
|
||||
rot = FreeCAD.Rotation(vp,v1)
|
||||
p.rotate(p.CenterOfMass,rot.Axis,math.degrees(rot.Angle))
|
||||
sh = p.revolve(center,normal,math.degrees(math.pi-v1.getAngle(v2)))
|
||||
#sh = Part.makeCompound([sh]+[Part.Vertex(point),Part.Vertex(point.add(v1)),Part.Vertex(center),Part.Vertex(point.add(v2))])
|
||||
else:
|
||||
if obj.ConnectorType != "Tee":
|
||||
obj.ConnectorType = "Tee"
|
||||
if wires[2].Vertexes[0].Point == point:
|
||||
order.append("start")
|
||||
elif wires[0].Vertexes[-1].Point == point:
|
||||
order.append("end")
|
||||
else:
|
||||
FreeCAD.Console.PrintError(translate("Arch","Common vertex not found")+"\n")
|
||||
if order[2] == "start":
|
||||
v3 = wires[2].Vertexes[1].Point.sub(wires[2].Vertexes[0].Point).normalize()
|
||||
else:
|
||||
v3 = wires[2].Vertexes[-2].Point.sub(wires[2].Vertexes[-1].Point).normalize()
|
||||
if round(v1.getAngle(v2),tol) in [0,round(math.pi,tol)]:
|
||||
pair = [v1,v2,v3]
|
||||
elif round(v1.getAngle(v3),tol) in [0,round(math.pi,tol)]:
|
||||
pair = [v1,v3,v2]
|
||||
elif round(v2.getAngle(v3),tol) in [0,round(math.pi,tol)]:
|
||||
pair = [v2,v3,v1]
|
||||
else:
|
||||
FreeCAD.Console.PrintError(translate("Arch","At least 2 pipes must align")+"\n")
|
||||
return
|
||||
offset = obj.Radius.Value
|
||||
v1.multiply(offset)
|
||||
v2.multiply(offset)
|
||||
v3.multiply(offset)
|
||||
self.setOffset(obj.Pipes[0],order[0],offset)
|
||||
self.setOffset(obj.Pipes[1],order[1],offset)
|
||||
self.setOffset(obj.Pipes[2],order[2],offset)
|
||||
normal = pair[0].cross(pair[2])
|
||||
# move and rotate the profile to the first point
|
||||
delta = point.add(pair[0])-p.CenterOfMass
|
||||
p.translate(delta)
|
||||
vp = DraftGeomUtils.getNormal(p)
|
||||
rot = FreeCAD.Rotation(vp,pair[0])
|
||||
p.rotate(p.CenterOfMass,rot.Axis,math.degrees(rot.Angle))
|
||||
t1 = p.extrude(pair[1].multiply(2))
|
||||
# move and rotate the profile to the second point
|
||||
delta = point.add(pair[2])-p.CenterOfMass
|
||||
p.translate(delta)
|
||||
vp = DraftGeomUtils.getNormal(p)
|
||||
rot = FreeCAD.Rotation(vp,pair[2])
|
||||
p.rotate(p.CenterOfMass,rot.Axis,math.degrees(rot.Angle))
|
||||
t2 = p.extrude(pair[2].negative().multiply(2))
|
||||
# create a cut plane
|
||||
cp = Part.makePolygon([point,point.add(pair[0]),point.add(normal),point])
|
||||
cp = Part.Face(cp)
|
||||
if cp.normalAt(0,0).getAngle(pair[2]) < math.pi/2:
|
||||
cp.reverse()
|
||||
cf, cv, invcv = ArchCommands.getCutVolume(cp,t2)
|
||||
t2 = t2.cut(cv)
|
||||
sh = t1.fuse(t2)
|
||||
obj.Shape = sh
|
||||
|
||||
def setOffset(self,pipe,pos,offset):
|
||||
|
||||
if pos == "start":
|
||||
if pipe.OffsetStart != offset:
|
||||
pipe.OffsetStart = offset
|
||||
pipe.Proxy.execute(pipe)
|
||||
else:
|
||||
if pipe.OffsetEnd != offset:
|
||||
pipe.OffsetEnd = offset
|
||||
pipe.Proxy.execute(pipe)
|
||||
|
||||
if FreeCAD.GuiUp:
|
||||
FreeCADGui.addCommand('Conduit', CommandConduit())
|
||||
FreeCADGui.addCommand('Arch_PipeConnector',_CommandPipeConnector())
|
||||
|
||||
class _ArchPipeGroupCommand:
|
||||
|
||||
def GetCommands(self):
|
||||
return tuple(['Arch_Pipe','Arch_PipeConnector'])
|
||||
def GetResources(self):
|
||||
return { 'MenuText': QT_TRANSLATE_NOOP("Arch_PipeTools",'Pipe tools'),
|
||||
'ToolTip': QT_TRANSLATE_NOOP("Arch_PipeTools",'Pipe tools')
|
||||
}
|
||||
def IsActive(self):
|
||||
return not FreeCAD.ActiveDocument is None
|
||||
|
||||
FreeCADGui.addCommand('Arch_PipeTools', _ArchPipeGroupCommand())
|
||||
Reference in New Issue
Block a user