def seg(x, z):
middle = geom.wireFromPrim(
[Part.LineSegment(Vector(x, 200, pos.z), Vector(x, -200, pos.z))])
place(middle, pos, angle)
section = geom.sectionSegment(contour, middle)
if section:
return geom.wireFromPrim([section])
def getDefaultTopTransition(contour, pos, defaultTransitionLength):
"""Generate default transitionEnd if no custom reference is provided"""
line = geom.wireFromPrim(
Part.LineSegment(Vector(pos.x + defaultTransitionLength, -150, pos.z),
Vector(pos.x + defaultTransitionLength, 150, pos.z)))
(d, vs, es) = line.Shape.distToShape(contour.Shape)
if d < 1e-5 and len(vs) > 1:
return Part.Wire(Part.Shape([Part.LineSegment(vs[0][0], vs[1][0])]))
def getTransitionStart(pos, profile, offset):
"""Generate the first profile"""
profile = profile.wireAt(abs(pos.x - offset), pos + Vector(-offset, 0, 0))
curve = profile.Edges[0]
c1, c2, c3 = geom.bspDiscretize(curve.Curve, 3)
return geom.wireFromPrim([
c1, c2, c3,
Part.LineSegment(Vector(profile.Edges[1].Vertexes[0].Point),
Vector(profile.Edges[1].Vertexes[1].Point))
])
def getDefaultTop(pos, width, length, profile, angle, transitionLength):
"""Generate default contour and transitionEnd if no custom reference is provided"""
startWidth = profile.widthAt(pos.x)
a = Vector(pos.x, pos.y - startWidth / 2, pos.z)
b = Vector(pos.x, pos.y + startWidth / 2, pos.z)
c = Vector(b.x + transitionLength, b.y, b.z)
d = Vector(c.x, pos.y + width / 2, c.z)
e = Vector(d.x + length, d.y, d.z)
f = Vector(e.x, e.y - width, e.z)
g = Vector(f.x - length, f.y, f.z)
h = Vector(g.x, a.y, g.z)
l1 = Part.LineSegment(a, b)
c2 = Part.BSplineCurve([b, c, d])
l3 = Part.LineSegment(d, e)
l4 = Part.LineSegment(e, f)
l5 = Part.LineSegment(f, g)
c6 = Part.BSplineCurve([g, h, a])
contour = geom.wireFromPrim([l1, c2, l3, l4, l5, c6])
transition = geom.wireFromPrim([Part.LineSegment(g, d)])
return (place(contour, pos, angle), place(transition, pos, angle))
def getTransitionEnd(trans, height, profile, tip):
"""Generate last profile"""
height = height + trans.Length / 2
a = trans.Vertexes[0].Point
b = trans.Vertexes[1].Point
l1 = Part.LineSegment(Vector(a), Vector(a.x, a.y, a.z - height))
l2 = Part.LineSegment(Vector(b.x, b.y, b.z - height), Vector(b))
l3 = Part.LineSegment(Vector(b), Vector(a))
lX = geom.wireFromPrim([
Part.LineSegment(Vector(a.x, a.y, a.z - height),
Vector(b.x, b.y, b.z - height))
])
center = lX.CenterOfMass
length = lX.Length
arc = Part.Arc(Vector(a.x, a.y, a.z - height),
Vector(center.x, center.y, center.z - length / 2),
Vector(b.x, b.y, b.z - height))
wire = geom.wireFromPrim([l1, arc, l2, l3])
return wire
def angledTopCut(pos, angle, voluteOffset):
"""Create solid to cleanup the top surface"""
a = Vector(pos)
c = Vector(a.x + 300 * math.cos(angle), a.y, a.z - 300 * math.sin(angle))
d = Vector(c.x, c.y, abs(c.z))
e = Vector(a.x - voluteOffset - 5, a.y, d.z)
f = Vector(e.x, e.y, a.z)
l1 = Part.LineSegment(a, c)
l2 = Part.LineSegment(c, d)
l3 = Part.LineSegment(d, e)
l4 = Part.LineSegment(e, f)
l5 = Part.LineSegment(f, a)
wire = geom.wireFromPrim([l1, l2, l3, l4, l5])
wire.translate(Vector(0, -150, 0))
solid = Part.Face(wire).extrude(Vector(0, 300, 0))
return solid
def voluteCutFlat(pos, thickness, depth, angle, voluteOffset):
"""Generate solid to cut from the bottom of the construction"""
width = 150
length = 300
pol = Part.makePolygon([
Vector(pos.x - voluteOffset, -width, pos.z),
Vector(pos.x - voluteOffset, width, pos.z),
Vector(pos.x + length * math.cos(angle), width,
pos.z - length * math.sin(angle)),
Vector(pos.x + length * math.cos(angle), -width,
pos.z - length * math.sin(angle)),
Vector(pos.x - voluteOffset, -width, pos.z)
])
height = (thickness + (0 if angle > 0 else depth)) * math.cos(angle)
height = height - voluteOffset * math.sin(angle)
pol.translate(Vector(0, 0, -height))
wire = geom.wireFromPrim(pol)
solid = Part.Face(wire).extrude(Vector(0, 0, -400))
return solid
def flatTopCut(pos, depth, transitionLength, voluteOffset):
"""Create solid to cleanup the top surface"""
a = Vector(pos)
b = Vector(a.x + transitionLength + depth, a.y, a.z - depth)
c = Vector(a.x + 300, b.y, b.z)
d = Vector(c.x, c.y, c.z + 2 * depth)
e = Vector(a.x - voluteOffset - 5, a.y, d.z)
f = Vector(e.x, e.y, a.z)
curve = Part.BSplineCurve([
a,
Vector(a.x + transitionLength / 2, a.x, a.z),
Vector(a.x + transitionLength / 2, a.x, a.z - depth), b
])
l1 = Part.LineSegment(b, c)
l2 = Part.LineSegment(c, d)
l3 = Part.LineSegment(d, e)
l4 = Part.LineSegment(e, f)
l5 = Part.LineSegment(f, a)
wire = geom.wireFromPrim([curve, l1, l2, l3, l4, l5])
wire.translate(Vector(0, -150, 0))
wire = Part.Face(wire).extrude(Vector(0, 300, 0))
return wire