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SheetMetalCmd.py
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SheetMetalCmd.py
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# -*- coding: utf-8 -*-
###################################################################################
#
# SheetMetalCmd.py
#
# Copyright 2015 Shai Seger <shaise at gmail dot com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.
#
#
###################################################################################
import FreeCAD, Part, math
import SheetMetalTools
# IMPORTANT: please remember to change the element map version in case of any
# changes in modeling logic
smElementMapVersion = "sm1."
smEpsilon = SheetMetalTools.smEpsilon
smAddWallDefaults = {}
smAddWallDefaultVars = ["BendType", "LengthSpec", "angle", "radius", "AutoMiter", "kfactor"]
translate = FreeCAD.Qt.translate
def smStrEdge(e):
return (
"["
+ str(e.valueAt(e.FirstParameter))
+ " , "
+ str(e.valueAt(e.LastParameter))
+ "]"
)
def smMakeReliefFace(edge, dir, gap, reliefW, reliefD, reliefType, op=""):
p1 = edge.valueAt(edge.FirstParameter + gap)
p2 = edge.valueAt(edge.FirstParameter + gap + reliefW)
if reliefType == "Round": #and reliefD >= (reliefW / 2.0):
e1 = Part.makeLine(p1, p2)
p34 = (
edge.valueAt(edge.FirstParameter + gap + reliefW / 2)
+ dir.normalize() * reliefD
)
if (reliefD - (reliefW / 2.0)) < smEpsilon:
e3 = Part.Arc(p1, p34, p2).toShape()
w = Part.Wire([e1, e3])
else:
p3 = edge.valueAt(edge.FirstParameter + gap + reliefW) + dir.normalize() * (
reliefD - reliefW / 2
)
p4 = edge.valueAt(edge.FirstParameter + gap) + dir.normalize() * (
reliefD - reliefW / 2
)
e2 = Part.makeLine(p2, p3)
e3 = Part.Arc(p3, p34, p4).toShape()
e4 = Part.makeLine(p4, p1)
w = Part.Wire([e1, e2, e3, e4])
else:
p3 = (
edge.valueAt(edge.FirstParameter + gap + reliefW)
+ dir.normalize() * reliefD
)
p4 = edge.valueAt(edge.FirstParameter + gap) + dir.normalize() * reliefD
e1 = Part.makeLine(p1, p2)
e2 = Part.makeLine(p2, p3)
e3 = Part.makeLine(p3, p4)
e4 = Part.makeLine(p4, p1)
w = Part.Wire([e1, e2, e3, e4])
face = Part.Face(w)
if hasattr(face, "mapShapes"):
face.mapShapes([(edge, face)], [], op)
return face
def smMakePerforationFace(
edge,
dir,
bendR,
bendA,
perforationAngle,
flipped,
extLen,
gap1,
gap2,
lenIPerf1,
lenIPerf2,
lenPerf,
lenNPerf,
op="",
):
L0 = (edge.LastParameter - gap2 - lenIPerf2) - (edge.FirstParameter + gap1 + lenIPerf1)
Lp = lenPerf
Ln = lenNPerf
P0 = (L0-Ln) / (Lp+Ln)
P = math.ceil(P0)
N = P+1
F = L0 / (math.ceil(P0)*Lp + math.ceil(P0)*Ln + Ln)
if perforationAngle == 0:
perforationAngle = bendA
extAngle = (perforationAngle - bendA) / 2;
S = (1 / math.cos(extAngle * (2*math.pi/360)))
pivotL = -bendR
swingL = extLen + (S-1)*(bendR+extLen)
if not flipped:
pivotL = extLen - pivotL
swingL = extLen - swingL
# Initial perf, near
p1 = edge.valueAt(edge.FirstParameter + gap1) + dir.normalize() * pivotL
p2 = edge.valueAt(edge.FirstParameter + gap1 + lenIPerf1) + dir.normalize() * pivotL
p3 = edge.valueAt(edge.FirstParameter + gap1 + lenIPerf1) + dir.normalize() * swingL
p4 = edge.valueAt(edge.FirstParameter + gap1) + dir.normalize() * swingL
w = Part.makePolygon([p1, p2, p3, p4, p1])
face = Part.Face(w)
totalFace = face
# Initial perf, far
p1 = edge.valueAt(edge.LastParameter - gap2 - lenIPerf2) + dir.normalize() * pivotL
p2 = edge.valueAt(edge.LastParameter - gap2) + dir.normalize() * pivotL
p3 = edge.valueAt(edge.LastParameter - gap2) + dir.normalize() * swingL
p4 = edge.valueAt(edge.LastParameter - gap2 - lenIPerf2) + dir.normalize() * swingL
w = Part.makePolygon([p1, p2, p3, p4, p1])
face = Part.Face(w)
totalFace = totalFace.fuse(face)
# Perforations, inner
for i in range(P):
x = (edge.FirstParameter + gap1 + lenIPerf1) + (Ln * F * (i+1)) + (Lp * F * i)
p1 = edge.valueAt(x) + dir.normalize() * pivotL
p2 = edge.valueAt(x + Lp*F) + dir.normalize() * pivotL
p3 = edge.valueAt(x + Lp*F) + dir.normalize() * swingL
p4 = edge.valueAt(x) + dir.normalize() * swingL
w = Part.makePolygon([p1, p2, p3, p4, p1])
face = Part.Face(w)
totalFace = totalFace.fuse(face)
if hasattr(totalFace, "mapShapes"):
totalFace.mapShapes([(edge, totalFace)], None, op)
return totalFace
def smMakeFace(edge, dir, extLen, gap1=0.0,
gap2=0.0, angle1=0.0, angle2=0.0, op=""):
len1 = extLen * math.tan(math.radians(angle1))
len2 = extLen * math.tan(math.radians(angle2))
p1 = edge.valueAt(edge.LastParameter - gap2)
p2 = edge.valueAt(edge.FirstParameter + gap1)
p3 = edge.valueAt(edge.FirstParameter + gap1 + len1) + dir.normalize() * extLen
p4 = edge.valueAt(edge.LastParameter - gap2 - len2) + dir.normalize() * extLen
e2 = Part.makeLine(p2, p3)
e4 = Part.makeLine(p4, p1)
section = e4.section(e2)
if section.Vertexes:
p5 = section.Vertexes[0].Point
w = Part.makePolygon([p1, p2, p5, p1])
else:
w = Part.makePolygon([p1, p2, p3, p4, p1])
face = Part.Face(w)
if hasattr(face, "mapShapes"):
face.mapShapes([(edge, face)], None, op)
return face
def smRestrict(var, fromVal, toVal):
if var < fromVal:
return fromVal
if var > toVal:
return toVal
return var
def smFace(selItem, obj):
# find face, if Edge Selected
if type(selItem) == Part.Edge:
Facelist = obj.ancestorsOfType(selItem, Part.Face)
if Facelist[0].Area < Facelist[1].Area:
selFace = Facelist[0]
else:
selFace = Facelist[1]
elif type(selItem) == Part.Face:
selFace = selItem
return selFace
def smModifiedFace(Face, obj):
# find face Modified During loop
for face in obj.Faces:
face_common = face.common(Face)
if face_common.Faces:
if face.Area == face_common.Faces[0].Area:
break
return face
def smGetEdge(Face, obj):
# find Edges that overlap
for edge in obj.Edges:
face_common = edge.common(Face)
if face_common.Edges:
break
return edge
def LineAngle(edge1, edge2):
# find angle between two lines
v1a = edge1.Vertexes[0].Point
v1b = edge1.Vertexes[1].Point
v2a = edge2.Vertexes[0].Point
v2b = edge2.Vertexes[1].Point
# Find the right order of the wire verts to calculate the angle
# the order of the verts v1a v1b v2a v2b should be such that v1b is the closest vert to v2a
minlen = (v1a - v2a).Length
order = [v1b, v1a, v2a, v2b]
len = (v1a - v2b).Length
if (len < minlen):
minlen = len
order = [v1b, v1a, v2b, v2a]
len = (v1b - v2a).Length
if (len < minlen):
minlen = len
order = [v1a, v1b, v2a, v2b]
len = (v1b - v2b).Length
if (len < minlen):
order = [v1a, v1b, v2b, v2a]
lineDir = order[1] - order[0]
edgeDir = order[3] - order[2]
angleRad = edgeDir.getAngle(lineDir)
angle = math.degrees(angleRad)
#if (angle > 90):
# angle = 180.0 - angle
return angle
def smGetFace(Faces, obj):
# find face Name Modified obj
faceList = []
for Face in Faces:
for i, face in enumerate(obj.Faces):
face_common = face.common(Face)
if face_common.Faces:
faceList.append("Face" + str(i + 1))
# print(faceList)
return faceList
def LineExtend(edge, distance1, distance2):
# Extend a line by given distances
result = edge.Curve.toShape(
edge.FirstParameter - distance1, edge.LastParameter + distance2
)
if hasattr(result, "mapShapes"):
result.mapShapes([(edge, result)], [])
return result
def getParallel(edge1, edge2):
# Get intersection between two lines
e1 = edge1.Curve.toShape()
# Part.show(e1,'e1')
e2 = edge2.Curve.toShape()
# Part.show(e2,'e2')
section = e1.section(e2)
if section.Vertexes:
# Part.show(section,'section')
return False
else:
return True
def getCornerPoint(edge1, edge2):
# Get intersection between two lines
# Part.show(edge1,'edge1')
# Part.show(edge2,'edge21')
e1 = edge1.Curve.toShape()
# Part.show(e1,'e1')
e2 = edge2.Curve.toShape()
# Part.show(e2,'e2')
section = e1.section(e2)
if section.Vertexes:
# Part.show(section,'section')
cornerPoint = section.Vertexes[0].Point
return cornerPoint
def getGap(line1, line2, maxExtendGap, mingap):
# To find gap between two edges
gaps = 0.0
extgap = 0.0
section = line1.section(line2)
if section.Vertexes:
cornerPoint = section.Vertexes[0].Point
size1 = abs((cornerPoint - line2.Vertexes[0].Point).Length)
size2 = abs((cornerPoint - line2.Vertexes[1].Point).Length)
if size1 < size2:
gaps = size1
else:
gaps = size2
gaps = gaps + mingap
# print(gaps)
else:
cornerPoint = getCornerPoint(line1, line2)
line3 = LineExtend(line1, maxExtendGap, maxExtendGap)
# Part.show(line1,'line1')
line4 = LineExtend(line2, maxExtendGap, maxExtendGap)
# Part.show(line2,'line2')
section = line3.section(line4)
if section.Vertexes:
# cornerPoint = section.Vertexes[0].Point
# p1 = Part.Vertex(cornerPoint)
section1 = line1.section(line4)
size1 = abs((cornerPoint - line2.Vertexes[0].Point).Length)
size2 = abs((cornerPoint - line2.Vertexes[1].Point).Length)
# dist = cornerPoint.distanceToLine(line2.Curve.Location, line2.Curve.Direction)
# print(["gap",size1, size2, dist])
# if section1.Vertexes :
# extgap = 0.0
if size1 < size2:
extgap = size1
else:
extgap = size2
# if dist < smEpsilon :
# gaps = extgap
# extgap = 0.0
if extgap > mingap:
extgap = extgap - mingap
# print(extgap)
return gaps, extgap, cornerPoint
def getSketchDetails(Sketch, sketchflip, sketchinvert, radius, thk):
# Convert Sketch lines to length. Angles between line
LengthList, bendAList = ([], [])
sketch_normal = Sketch.Placement.Rotation.multVec(FreeCAD.Vector(0, 0, 1))
e0 = Sketch.Placement.Rotation.multVec(FreeCAD.Vector(1, 0, 0))
WireList = Sketch.Shape.Wires[0]
# Create filleted wire at centre of thickness
wire_extr = WireList.extrude(sketch_normal * -50)
# Part.show(wire_extr,"wire_extr")
wire_extr_mir = WireList.extrude(sketch_normal * 50)
# Part.show(wire_extr_mir,"wire_extr_mir")
wire_extr = wire_extr.makeOffsetShape(thk / 2.0, 0.0, fill=False, join=2)
# Part.show(wire_extr,"wire_extr")
wire_extr_mir = wire_extr_mir.makeOffsetShape(-thk / 2.0, 0.0, fill=False, join=2)
# Part.show(wire_extr_mir,"wire_extr_mir")
if len(WireList.Edges) > 1:
filleted_extr = wire_extr.makeFillet((radius + thk / 2.0), wire_extr.Edges)
# Part.show(filleted_extr,"filleted_extr")
filleted_extr_mir = wire_extr_mir.makeFillet(
(radius + thk / 2.0), wire_extr_mir.Edges
)
# Part.show(filleted_extr_mir,"filleted_extr_mir")
else:
filleted_extr = wire_extr
filleted_extr_mir = wire_extr_mir
# Part.show(filleted_extr,"filleted_extr")
sec_wirelist = filleted_extr_mir.section(filleted_extr)
# Part.show(sec_wirelist,"sec_wirelist")
for edge in sec_wirelist.Edges:
if isinstance(edge.Curve, Part.Line):
LengthList.append(edge.Length)
for i in range(len(WireList.Vertexes) - 1):
p1 = WireList.Vertexes[i].Point
p2 = WireList.Vertexes[i + 1].Point
e1 = p2 - p1
# LengthList.append(e1.Length)
normal = e0.cross(e1)
coeff = sketch_normal.dot(normal)
if coeff >= 0:
sign = 1
else:
sign = -1
angle_rad = e0.getAngle(e1)
if sketchflip:
angle = sign * math.degrees(angle_rad) * -1
else:
angle = sign * math.degrees(angle_rad)
bendAList.append(angle)
e0 = e1
if sketchinvert:
LengthList.reverse()
bendAList.reverse()
# print(LengthList, bendAList)
return LengthList, bendAList
def check_parallel(edge1, edge2):
v1 = edge1.Vertexes[0].Point - edge1.Vertexes[1].Point
v2 = edge2.Vertexes[0].Point - edge2.Vertexes[1].Point
if v1.isEqual(v2,0.00001):
return True, edge2.Vertexes[0].Point - edge1.Vertexes[0].Point
if v1.isEqual(-v2,0.00001):
return True, edge2.Vertexes[0].Point - edge1.Vertexes[1].Point
return False, None
def sheet_thk(MainObject, selFaceName):
selItem = MainObject.getElement(SheetMetalTools.getElementFromTNP(selFaceName))
selFace = smFace(selItem, MainObject)
# find the narrow edge
thk = 999999.0
thkDir = None
if type(selItem) == Part.Face:
for edge in selFace.Edges:
if abs(edge.Length) < thk:
thk = abs(edge.Length)
else:
# if selected item is edge, try to find closest parallel edge - works better
# when object is refined and faces are not rectangle
for edge in selFace.Edges:
if edge.isSame(selItem):
continue
isParallel, distVect = check_parallel(selItem, edge)
if isParallel:
dist = distVect.Length
if dist < thk:
thk = dist
thkDir = distVect
thkDir.normalize()
return thk, thkDir
def smEdge(selFaceName, MainObject):
# find Edge, if Face Selected
selItem = MainObject.getElement(SheetMetalTools.getElementFromTNP(selFaceName))
thkDir = None
if type(selItem) == Part.Face:
# find the narrow edge
thk = 999999.0
for edge in selItem.Edges:
if abs(edge.Length) < thk:
thk = abs(edge.Length)
thkEdge = edge
# find a length edge = revolve axis direction
p0 = thkEdge.valueAt(thkEdge.FirstParameter)
for lenEdge in selItem.Edges:
p1 = lenEdge.valueAt(lenEdge.FirstParameter)
p2 = lenEdge.valueAt(lenEdge.LastParameter)
if lenEdge.isSame(thkEdge):
continue
if (p1 - p0).Length < smEpsilon:
revAxisV = p2 - p1
break
if (p2 - p0).Length < smEpsilon:
revAxisV = p1 - p2
break
seledge = lenEdge
selFace = selItem
elif type(selItem) == Part.Edge:
thk, thkDir = sheet_thk(MainObject, selFaceName)
seledge = selItem
selFace = smFace(selItem, MainObject)
p1 = seledge.valueAt(seledge.FirstParameter)
p2 = seledge.valueAt(seledge.LastParameter)
revAxisV = p2 - p1
#print(str(revAxisV))
return seledge, selFace, thk, revAxisV, thkDir
def getBendetail(selItemNames, MainObject, bendR, bendA, isflipped, offset, gap1, gap2):
mainlist = []
edgelist = []
nogap_edgelist = []
for selItemName in selItemNames:
lenEdge, selFace, thk, revAxisV, thkDir = smEdge(selItemName, MainObject)
# find the large face connected with selected face
list2 = MainObject.ancestorsOfType(lenEdge, Part.Face)
for Cface in list2:
if not (Cface.isSame(selFace)):
break
# main Length Edge
revAxisV.normalize()
if thkDir is None:
pThkDir1 = selFace.CenterOfMass
pThkDir2 = lenEdge.Curve.value(lenEdge.Curve.parameter(pThkDir1))
thkDir = pThkDir1.sub(pThkDir2).normalize()
#print(str(thkDir))
FaceDir = selFace.normalAt(0, 0)
# make sure the direction vector is correct in respect to the normal
if (thkDir.cross(revAxisV).normalize() - FaceDir).Length < smEpsilon:
revAxisV = revAxisV * -1
flipped = isflipped
# restrict angle
if bendA < 0:
bendA = -bendA
flipped = not flipped
if type(MainObject.getElement(SheetMetalTools.getElementFromTNP(selItemName))) == Part.Edge:
flipped = not flipped
if not (flipped):
revAxisP = lenEdge.valueAt(lenEdge.FirstParameter) + thkDir * (bendR + thk)
revAxisV = revAxisV * -1
else:
revAxisP = lenEdge.valueAt(lenEdge.FirstParameter) + thkDir * -bendR
# Part.show(lenEdge,'lenEdge')
mainlist.append(
[
Cface,
selFace,
thk,
lenEdge,
revAxisP,
revAxisV,
thkDir,
FaceDir,
bendA,
flipped,
]
)
if offset < 0.0:
dist = lenEdge.valueAt(lenEdge.FirstParameter).distanceToPlane(
FreeCAD.Vector(0, 0, 0), FaceDir
)
# print(dist)
slice_wire = Cface.slice(FaceDir, dist + offset)
# print(slice_wire)
trimLenEdge = slice_wire[0].Edges[0]
else:
# Produce Offset Edge
trimLenEdge = lenEdge.copy()
trimLenEdge.translate(selFace.normalAt(0, 0) * offset)
# Part.show(trimLenEdge,'trimLenEdge1')
nogap_edgelist.append(trimLenEdge)
trimLenEdge = LineExtend(trimLenEdge, -gap1, -gap2)
# Part.show(trimLenEdge,'trimLenEdge2')
edgelist.append(trimLenEdge)
# print(mainlist)
trimedgelist = InsideEdge(edgelist)
nogaptrimedgelist = InsideEdge(nogap_edgelist)
return mainlist, trimedgelist, nogaptrimedgelist
def InsideEdge(edgelist):
import BOPTools.JoinFeatures
newedgelist = []
for i, e in enumerate(edgelist):
for j, ed in enumerate(edgelist):
if i != j:
section = e.section(ed)
if section.Vertexes:
edgeShape = BOPTools.JoinAPI.cutout_legacy(e, ed, tolerance=0.0)
e = edgeShape
# Part.show(e,"newedge")
newedgelist.append(e)
return newedgelist
def smMiter(
mainlist,
trimedgelist,
bendR=1.0,
miterA1=0.0,
miterA2=0.0,
extLen=10.0,
gap1=0.0,
gap2=0.0,
offset=0.0,
reliefD=1.0,
automiter=True,
extend1=0.0,
extend2=0.0,
mingap=0.1,
maxExtendGap=5.0,
):
if not (automiter):
miterA1List = [miterA1 for n in mainlist]
miterA2List = [miterA2 for n in mainlist]
gap1List = [gap1 for n in mainlist]
gap2List = [gap2 for n in mainlist]
extgap1List = [extend1 for n in mainlist]
extgap2List = [extend2 for n in mainlist]
else:
miterA1List = [0.0 for n in mainlist]
miterA2List = [0.0 for n in mainlist]
gap1List = [gap1 for n in mainlist]
gap2List = [gap2 for n in mainlist]
extgap1List = [extend1 for n in mainlist]
extgap2List = [extend2 for n in mainlist]
facelist, tranfacelist = ([], [])
extfacelist, exttranfacelist = ([], [])
lenedgelist, tranedgelist = ([], [])
for i, sublist in enumerate(mainlist):
# find the narrow edge
(
Cface,
selFace,
thk,
MlenEdge,
revAxisP,
revAxisV,
thkDir,
FaceDir,
bendA,
flipped,
) = sublist
# Produce Offset Edge
lenEdge = trimedgelist[i].copy()
#Part.show(lenEdge)
revAxisP = revAxisP + FaceDir * offset
# narrow the wall, if we have gaps
BendFace = smMakeFace(
lenEdge, FaceDir, extLen, gap1 - extend1, gap2 - extend2, op="SMB"
)
if BendFace.normalAt(0, 0) != thkDir:
BendFace.reverse()
#Part.show(BendFace)
transBendFace = BendFace.copy()
BendFace.rotate(revAxisP, revAxisV, bendA)
#Part.show(BendFace,'BendFace')
facelist.append(BendFace)
transBendFace.translate(thkDir * thk)
transBendFace.rotate(revAxisP, revAxisV, bendA)
tranfacelist.append(transBendFace)
#Part.show(transBendFace,'transBendFace')
# narrow the wall, if we have gaps
BendFace = smMakeFace(
lenEdge,
FaceDir,
extLen,
gap1 - extend1 - maxExtendGap,
gap2 - extend2 - maxExtendGap,
op="SMB",
)
if BendFace.normalAt(0, 0) != thkDir:
BendFace.reverse()
transBendFace = BendFace.copy()
BendFace.rotate(revAxisP, revAxisV, bendA)
#Part.show(BendFace,'BendFaceB')
extfacelist.append(BendFace)
transBendFace.translate(thkDir * thk)
transBendFace.rotate(revAxisP, revAxisV, bendA)
exttranfacelist.append(transBendFace)
#Part.show(transBendFace,'transBendFaceB')
# edge_len = lenEdge.copy()
edge_len = LineExtend(lenEdge, (-gap1 + extend1), (-gap2 + extend2))
edge_len.rotate(revAxisP, revAxisV, bendA)
lenedgelist.append(edge_len)
# Part.show(edge_len,'edge_len')
# edge_len = lenEdge.copy()
edge_len = LineExtend(lenEdge, (-gap1 + extend1), (-gap2 + extend2))
edge_len.translate(thkDir * thk)
edge_len.rotate(revAxisP, revAxisV, bendA)
tranedgelist.append(edge_len)
# Part.show(edge_len,'edge_len')
# check faces intersect each other
for i, face in enumerate(facelist):
for j, lenedge in enumerate(lenedgelist):
if (
i != j
and face.isCoplanar(facelist[j])
and not (getParallel(lenedgelist[i], lenedge))
):
# Part.show(lenedgelist[i],'edge_len1')
# Part.show(lenedge,'edge_len2')
gaps1, extgap1, cornerPoint1 = getGap(
lenedgelist[i], lenedge, maxExtendGap, mingap
)
gaps2, extgap2, cornerPoint2 = getGap(
tranedgelist[i], tranedgelist[j], maxExtendGap, mingap
)
# print([gaps1,gaps2, extgap1, extgap2])
gaps = max(gaps1, gaps2)
extgap = min(extgap1, extgap2)
p1 = lenedge.valueAt(lenedge.FirstParameter)
p2 = lenedge.valueAt(lenedge.LastParameter)
Angle = LineAngle(lenedgelist[i], lenedge)
# print(Angle)
if gaps > 0.0:
# walledge_common = lenedge.section(lenedgelist[i])
# vp1 = walledge_common.Vertexes[0].Point
dist1 = (p1 - cornerPoint1).Length
dist2 = (p2 - cornerPoint1).Length
if abs(dist1) < abs(dist2):
miterA1List[j] = Angle / 2.0
if gaps > 0.0:
gap1List[j] = gaps
else:
gap1List[j] = 0.0
elif abs(dist2) < abs(dist1):
miterA2List[j] = Angle / 2.0
if gaps > 0.0:
gap2List[j] = gaps
else:
gap2List[j] = 0.0
elif extgap != 0.0 and (extgap + mingap) < maxExtendGap:
wallface_common = facelist[j].common(face)
dist1 = (p1 - cornerPoint1).Length
dist2 = (p2 - cornerPoint1).Length
if abs(dist1) < abs(dist2):
if wallface_common.Faces:
miterA1List[j] = Angle / 2.0
else:
miterA1List[j] = -Angle / 2.0
if extgap > 0.0:
extgap1List[j] = extgap
else:
extgap1List[j] = 0.0
elif abs(dist2) < abs(dist1):
if wallface_common.Faces:
miterA2List[j] = Angle / 2.0
else:
miterA2List[j] = -Angle / 2.0
if extgap > 0.0:
extgap2List[j] = extgap
else:
extgap2List[j] = 0.0
elif i != j and not (getParallel(lenedgelist[i], lenedge)):
# Part.show(lenedgelist[i],'edge_len1')
# Part.show(lenedge,'edge_len2')
# Part.show(tranedgelist[i],'edge_len1')
# Part.show(tranedgelist[j],'edge_len2')
gaps1, extgap1, cornerPoint1 = getGap(
lenedgelist[i], lenedge, maxExtendGap, mingap
)
gaps2, extgap2, cornerPoint2 = getGap(
tranedgelist[i], tranedgelist[j], maxExtendGap, mingap
)
# print([gaps1, gaps2, extgap1, extgap2])
gaps = max(gaps1, gaps2)
extgap = min(extgap1, extgap2)
p1 = lenedge.valueAt(lenedge.FirstParameter)
p2 = lenedge.valueAt(lenedge.LastParameter)
if gaps > 0.0:
wallface_common = facelist[j].section(face)
# Part.show(facelist[j],'facelist')
# Part.show(face,'facelist')
wallface_common1 = tranfacelist[j].section(tranfacelist[i])
# Part.show(tranfacelist[j],'tranfacelist')
# Part.show(tranfacelist[i],'tranfacelist')
# Part.show(wallface_common,'wallface_common')
if wallface_common.Edges:
vp1 = wallface_common.Vertexes[0].Point
vp2 = wallface_common.Vertexes[1].Point
elif wallface_common1.Edges:
vp1 = wallface_common1.Vertexes[0].Point
vp2 = wallface_common1.Vertexes[1].Point
dist1 = (p1 - vp1).Length
dist2 = (p2 - vp1).Length
if abs(dist1) < abs(dist2):
edgedir = (p1 - p2).normalize()
dist3 = (cornerPoint1 - vp1).Length
dist4 = (cornerPoint1 - vp2).Length
if dist4 < dist3:
lineDir = (vp2 - vp1).normalize()
else:
lineDir = (vp1 - vp2).normalize()
angle1 = edgedir.getAngle(lineDir)
Angle2 = math.degrees(angle1)
Angle = 90 - Angle2
# print([Angle, Angle2, 'ext'])
miterA1List[j] = Angle
if gaps > 0.0:
gap1List[j] = gaps
else:
gap1List[j] = 0.0
elif abs(dist2) < abs(dist1):
edgedir = (p2 - p1).normalize()
dist3 = (cornerPoint1 - vp1).Length
dist4 = (cornerPoint1 - vp2).Length
if dist4 < dist3:
lineDir = (vp2 - vp1).normalize()
else:
lineDir = (vp1 - vp2).normalize()
angle1 = edgedir.getAngle(lineDir)
Angle2 = math.degrees(angle1)
Angle = 90 - Angle2
# print([Angle, Angle2, 'ext'])
miterA2List[j] = Angle
if gaps > 0.0:
gap2List[j] = gaps
else:
gap2List[j] = 0.0
elif extgap != 0.0 and (extgap + mingap) < maxExtendGap:
wallface_common = extfacelist[j].section(extfacelist[i])
# Part.show(extfacelist[j],'extfacelist')
# Part.show(extfacelist[i],'extfacelist')
wallface_common1 = exttranfacelist[j].section(
exttranfacelist[i]
)
# Part.show(exttranfacelist[j],'exttranfacelist')
# Part.show(exttranfacelist[i],'exttranfacelist')
# Part.show(wallface_common,'wallface_common')
if wallface_common.Edges:
vp1 = wallface_common.Vertexes[0].Point
vp2 = wallface_common.Vertexes[1].Point
elif wallface_common1.Edges:
vp1 = wallface_common1.Vertexes[0].Point
vp2 = wallface_common1.Vertexes[1].Point
dist1 = (p1 - vp1).Length
dist2 = (p2 - vp1).Length
if abs(dist1) < abs(dist2):
edgedir = (p1 - p2).normalize()
dist3 = (cornerPoint1 - vp1).Length
dist4 = (cornerPoint1 - vp2).Length
if dist4 < dist3:
lineDir = (vp2 - vp1).normalize()
else:
lineDir = (vp1 - vp2).normalize()
angle1 = edgedir.getAngle(lineDir)
Angle2 = math.degrees(angle1)
Angle = 90 - Angle2
# print([Angle, Angle2, 'ext'])
miterA1List[j] = Angle
if extgap > 0.0:
extgap1List[j] = extgap
else:
extgap1List[j] = 0.0
elif abs(dist2) < abs(dist1):
edgedir = (p2 - p1).normalize()
dist3 = (cornerPoint1 - vp1).Length
dist4 = (cornerPoint1 - vp2).Length
if dist4 < dist3:
lineDir = (vp2 - vp1).normalize()
else:
lineDir = (vp1 - vp2).normalize()
angle1 = edgedir.getAngle(lineDir)
Angle2 = math.degrees(angle1)
Angle = 90 - Angle2
# print([Angle, Angle2, 'ext'])
miterA2List[j] = Angle
if extgap > 0.0:
extgap2List[j] = extgap
else:
extgap2List[j] = 0.0
# print(miterA1List, miterA2List, gap1List, gap2List, extgap1List, extgap2List)
return miterA1List, miterA2List, gap1List, gap2List, extgap1List, extgap2List
def smBend(
thk,
bendR=1.0,
bendA=90.0,
miterA1=0.0,
miterA2=0.0,
BendType="Material Outside",
flipped=False,
unfold=False,
offset=0.0,
extLen=10.0,
gap1=0.0,
gap2=0.0,
reliefType="Rectangle",
reliefW=0.8,
reliefD=1.0,
minReliefgap=1.0,
extend1=0.0,
extend2=0.0,
kfactor=0.45,
ReliefFactor=0.7,
UseReliefFactor=False,
selFaceNames="",
MainObject=None,
maxExtendGap=5.0,
mingap=0.1,
automiter=True,
sketch=None,
extendType="Simple",
LengthSpec="Leg",
Perforate=False,
PerforationAngle=0.0,
PerforationInitialLength=5.0,
PerforationMaxLength=5.0,
NonperforationMaxLength=5.0,
):
# if sketch is as wall
sketches = False
if sketch:
if sketch.Shape.Wires[0].isClosed():
sketches = True
else:
pass
# Add Bend Type details
if BendType == "Material Outside":
offset = 0.0
inside = False
elif BendType == "Material Inside":
offset = -(thk + bendR)
inside = True
elif BendType == "Thickness Outside":
offset = -bendR
inside = True
elif BendType == "Offset":
if offset < 0.0:
inside = True
else:
inside = False
if LengthSpec == "Leg":
pass
elif LengthSpec == "Tangential":
if bendA >= 90.0:
extLen -= thk + bendR
else:
extLen -= (bendR + thk) / math.tan(math.radians(90.0 - bendA / 2))
elif LengthSpec == "Inner Sharp":
extLen -= (bendR) / math.tan(math.radians(90.0 - bendA / 2))
elif LengthSpec == "Outer Sharp":
extLen -= (bendR + thk) / math.tan(math.radians(90.0 - bendA / 2))
if not (sketches):
mainlist, trimedgelist, nogaptrimedgelist = getBendetail(
selFaceNames, MainObject, bendR, bendA, flipped, offset, gap1, gap2
)
(
miterA1List,
miterA2List,
gap1List,
gap2List,
extend1List,
extend2List,
) = smMiter(
mainlist,
trimedgelist,
bendR=bendR,
miterA1=miterA1,
miterA2=miterA2,
extLen=extLen, # gap1 = gap1, gap2 = gap2,
offset=offset,
automiter=automiter,
extend1=extend1,
extend2=extend2,
mingap=mingap,
maxExtendGap=maxExtendGap,
)
# print(miterA1List, miterA2List, gap1List, gap2List, extend1List, extend2List)
else:
(
miterA1List,
miterA2List,
gap1List,
gap2List,
extend1List,
extend2List,
reliefDList,
) = ([0.0], [0.0], [gap1], [gap2], [extend1], [extend2], [reliefD])
agap1, agap2 = gap1, gap2
# print([agap1,agap1])
# mainlist = getBendetail(selFaceNames, MainObject, bendR, bendA, flipped)
thk_faceList = []
resultSolid = MainObject
for i, sublist in enumerate(mainlist):
# find the narrow edge
(
Cface,
selFace,
thk,
AlenEdge,
revAxisP,
revAxisV,
thkDir,
FaceDir,
bendA,
flipped,
) = sublist
gap1, gap2 = (gap1List[i], gap2List[i])
# print([gap1,gap2])
extend1, extend2 = (extend1List[i], extend2List[i])
# Part.show(lenEdge,'lenEdge1')