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Path: Fix for single selected non-planar face

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Russell Johnson
2020-06-04 00:03:31 -05:00
parent c8f654e7a1
commit 1d18ad5e0a
1 changed files with 22 additions and 9 deletions
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31
src/Mod/Path/PathScripts/PathSurfaceSupport.py
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@@ -650,11 +650,13 @@ class ProcessSelectedFaces:
if F[m] is False:
F[m] = list()
F[m].append((shape, faceIdx))
PathLog.debug('.. Cutting {}'.format(sub))
hasFace = True
else:
if V[m] is False:
V[m] = list()
V[m].append((shape, faceIdx))
PathLog.debug('.. Avoiding {}'.format(sub))
hasVoid = True
return (hasFace, hasVoid)
@@ -690,7 +692,8 @@ class ProcessSelectedFaces:
cfsL = Part.makeCompound(outFCS)
# Handle profile edges request
if cont is True and self.profileEdges != 'None':
if cont and self.profileEdges != 'None':
PathLog.debug('.. include Profile Edge')
ofstVal = self._calculateOffsetValue(isHole)
psOfst = extractFaceOffset(cfsL, ofstVal, self.wpc)
if psOfst is not False:
@@ -2228,24 +2231,34 @@ class FindUnifiedRegions:
self._extractTopFaces()
lenFaces = len(self.topFaces)
PathLog.debug('getUnifiedRegions() lenFaces: {}.'.format(lenFaces))
if lenFaces == 0:
return []
# if single topFace, return it
if lenFaces == 1:
topFace = self.topFaces[0][0]
# self._showShape(topFace, 'TopFace')
self._showShape(topFace, 'TopFace')
# prepare inner wires as faces for internal features
lenWrs = len(topFace.Wires)
if lenWrs > 1:
for w in range(1, lenWrs):
self.INTERNALS.append(Part.Face(topFace.Wires[w]))
# prepare outer wire as face for return value in list
if hasattr(topFace, 'OuterWire'):
ow = topFace.OuterWire
else:
ow = topFace.Wires[0]
face = Part.Face(ow)
# Any internal wires need to be flattened
# before appending to self.INTERNALS
# A problem exists that inner wires are not all recognized as wires.
# Some are single circular edges.
# Face.Edges.__len_() - Face.OuterWire.Edges.__len__() = edges for inner wire(s)
# extWire = getExtrudedShape(wr)
# wCS = getCrossSection(extWire)
# wCS.translate(FreeCAD.Vector(0.0, 0.0, wr.BoundBox.ZMin))
wr = topFace.Wires[w]
self.INTERNALS.append(Part.Face(wr))
# Flatten face and extract outer wire, then convert to face
extWire = getExtrudedShape(topFace)
wCS = getCrossSection(extWire)
wCS.translate(FreeCAD.Vector(0.0, 0.0, topFace.BoundBox.ZMin))
face = Part.Face(wCS)
return [face]
# process multiple top faces, unifying if possible