fix stroke width in living hinge boxes

This commit is contained in:
Mario Voigt 2022-11-30 21:26:16 +01:00
parent fc2261ce96
commit a52b8ccf08

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@ -27,172 +27,168 @@ import math
from lxml import etree
import math
def drawS(XYstring): # Draw lines from a list
name='part'
style = { 'stroke': '#000000', 'fill': 'none' }
drw = {'style': str(inkex.Style(style)),inkex.addNS('label','inkscape'):name,'d':XYstring}
etree.SubElement(parent, inkex.addNS('path','svg'), drw )
return
def draw_SVG_ellipse(centerx, centery, radiusx, radiusy, start_end):
style = { 'stroke' : '#000000',
'fill' : 'none' }
ell_attribs = {'style': str(inkex.Style(style)),
inkex.addNS('cx','sodipodi') :str(centerx),
inkex.addNS('cy','sodipodi') :str(centery),
inkex.addNS('rx','sodipodi') :str(radiusx),
inkex.addNS('ry','sodipodi') :str(radiusy),
inkex.addNS('start','sodipodi') :str(start_end[0]),
inkex.addNS('end','sodipodi') :str(start_end[1]),
inkex.addNS('open','sodipodi') :'true', #all ellipse sectors we will draw are open
inkex.addNS('type','sodipodi') :'arc',
'transform' :''
}
ell = etree.SubElement(parent, inkex.addNS('path','svg'), ell_attribs )
#draw an SVG line segment between the given (raw) points
def draw_SVG_line( x1, y1, x2, y2, parent):
style = { 'stroke': '#000000', 'fill': 'none' }
line_attribs = {'style' : str(inkex.Style(style)),
'd' : 'M '+str(x1)+','+str(y1)+' L '+str(x2)+','+str(y2)}
line = etree.SubElement(parent, inkex.addNS('path','svg'), line_attribs )
def EllipseCircumference(a, b):
"""
Compute the circumference of an ellipse with semi-axes a and b.
Require a >= 0 and b >= 0. Relative accuracy is about 0.5^53.
"""
import math
x, y = max(a, b), min(a, b)
digits = 53; tol = math.sqrt(math.pow(0.5, digits))
if digits * y < tol * x: return 4 * x
s = 0; m = 1
while x - y > tol * y:
x, y = 0.5 * (x + y), math.sqrt(x * y)
m *= 2; s += m * math.pow(x - y, 2)
return math.pi * (math.pow(a + b, 2) - s) / (x + y)
"""
Gives you a list of points that make up a box.
Returns string suitable for input to drawS
"""
def box(sx, sy,ex, ey, leaveLeftSideOpen = False):
s=[]
s='M '+str(sx)+','+str(sy)+' '
s+='L '+str(ex)+','+str(sy)+' '
s+='L '+str(ex)+','+str(ey)+' '
s+='L '+str(sx)+','+str(ey)+' '
if not leaveLeftSideOpen:
s+='L '+str(sx)+','+str(sy)+' '
return s
"""
Side function is used to render any of the sides so needs all this functionality:
isLongSide -- long sides without tabs (for cover),
truncate -- partial sides for the elipse
gap -- extend the tabs on the curved side for ease of movement
thumbTab -- Render individual boxes for slots instead of one continuous line
isTab is used to specify the male/female designation for a side so they mesh properly. Otherwise the tabs
would be in the same spot for opposing sides, instead of interleaved.
Returns a list of lines to draw.
"""
def side(rx,ry,sox,soy,eox,eoy,tabVec,length, dirx, diry, isTab, isLongSide, truncate = False, gap = False, thumbTab = False):
# root startOffset endOffset tabVec length direction isTab
#Long side length= length+((math.pi*(length/2))/4
tmpLength = 0
correctionLocal = correction
if gap:
correctionLocal = (correction)
if isLongSide > 0:
tmpLength = length
length = isLongSide
divs=int(length/nomTab) # divisions
if not divs%2: divs-=1 # make divs odd
if isLongSide < 0:
divs = 1
divs=float(divs)
tabs=(divs-1)/2 # tabs for side
if isLongSide < 0:
divs = 1
tabWidth = length
gapWidth = 0
elif equalTabs:
gapWidth=tabWidth=length/divs
else:
tabWidth=nomTab
gapWidth=(length-tabs*nomTab)/(divs-tabs)
if isTab: # kerf correction
gapWidth-=correctionLocal
tabWidth+=correctionLocal
first=correctionLocal/2
else:
gapWidth+=correctionLocal
tabWidth-=correctionLocal
first=-correctionLocal/2
s=[]
firstVec=0; secondVec=tabVec
if gap:
secondVec *= 2
dirxN=0 if dirx else 1 # used to select operation on x or y
diryN=0 if diry else 1
(Vx,Vy)=(rx+sox*thickness,ry+soy*thickness)
s='M '+str(Vx)+','+str(Vy)+' '
if dirxN: Vy=ry # set correct line start
if diryN: Vx=rx
if isLongSide > 0: #LongSide is a side without tabs for a portion.
length = tmpLength
divs=int((Z/2)/nomTab)
if not divs%2: divs-=1
divs = float(divs)
# generate line as tab or hole using:
# last co-ord:Vx,Vy ; tab dir:tabVec ; direction:dirx,diry ; thickness:thickness
# divisions:divs ; gap width:gapWidth ; tab width:tabWidth
for n in range(1,int(divs)):
if n%2:
Vx=Vx+dirx*gapWidth+dirxN*firstVec+first*dirx
Vy=Vy+diry*gapWidth+diryN*firstVec+first*diry
s+='L '+str(Vx)+','+str(Vy)+' '
Vx=Vx+dirxN*secondVec
Vy=Vy+diryN*secondVec
s+='L '+str(Vx)+','+str(Vy)+' '
else:
Vxs = Vx
Vys = Vy
Vx=Vx+dirx*tabWidth+dirxN*firstVec
Vy=Vy+diry*tabWidth+diryN*firstVec
s+='L '+str(Vx)+','+str(Vy)+' '
Vx=Vx+dirxN*secondVec
Vy=Vy+diryN*secondVec
s+='L '+str(Vx)+','+str(Vy)+' '
if thumbTab:
drawS(box(Vxs,Vys,Vx,Vy))
(secondVec,firstVec)=(-secondVec,-firstVec) # swap tab direction
first=0
if not truncate:
s+='L '+str(rx+eox*thickness+dirx*length)+','+str(ry+eoy*thickness+diry*length)+' '
else: #Truncate specifies that a side is incomplete in preperation for a curve
s+='L '+str(rx+eox*thickness+dirx*(length/2))+','+str(ry+eoy*thickness+diry*(length/2))+' '
return s
#God class. Makes poor design, but not much object oriented in this guy...
class BoxMakerLivingHinge(inkex.EffectExtension):
def drawS(self, XYstring): # Draw lines from a list
name='part'
style = { 'stroke': '#000000', 'stroke-width': self.svg.unittouu('1px'), 'fill': 'none' }
drw = {'style': str(inkex.Style(style)),inkex.addNS('label','inkscape'):name,'d':XYstring}
etree.SubElement(parent, inkex.addNS('path','svg'), drw )
return
def draw_SVG_ellipse(self, centerx, centery, radiusx, radiusy, start_end):
style = { 'stroke': '#000000', 'stroke-width': self.svg.unittouu('1px'), 'fill': 'none' }
ell_attribs = {'style': str(inkex.Style(style)),
inkex.addNS('cx','sodipodi') :str(centerx),
inkex.addNS('cy','sodipodi') :str(centery),
inkex.addNS('rx','sodipodi') :str(radiusx),
inkex.addNS('ry','sodipodi') :str(radiusy),
inkex.addNS('start','sodipodi') :str(start_end[0]),
inkex.addNS('end','sodipodi') :str(start_end[1]),
inkex.addNS('open','sodipodi') :'true', #all ellipse sectors we will draw are open
inkex.addNS('type','sodipodi') :'arc',
'transform' :''
}
ell = etree.SubElement(parent, inkex.addNS('path','svg'), ell_attribs )
#draw an SVG line segment between the given (raw) points
def draw_SVG_line(self, x1, y1, x2, y2, parent):
style = { 'stroke': '#000000', 'stroke-width': self.svg.unittouu('1px'), 'fill': 'none' }
line_attribs = {'style' : str(inkex.Style(style)),
'd' : 'M '+str(x1)+','+str(y1)+' L '+str(x2)+','+str(y2)}
line = etree.SubElement(parent, inkex.addNS('path','svg'), line_attribs )
def EllipseCircumference(self, a, b):
"""
Compute the circumference of an ellipse with semi-axes a and b.
Require a >= 0 and b >= 0. Relative accuracy is about 0.5^53.
"""
import math
x, y = max(a, b), min(a, b)
digits = 53; tol = math.sqrt(math.pow(0.5, digits))
if digits * y < tol * x: return 4 * x
s = 0; m = 1
while x - y > tol * y:
x, y = 0.5 * (x + y), math.sqrt(x * y)
m *= 2; s += m * math.pow(x - y, 2)
return math.pi * (math.pow(a + b, 2) - s) / (x + y)
"""
Gives you a list of points that make up a box.
Returns string suitable for input to drawS
"""
def box(self, sx, sy,ex, ey, leaveLeftSideOpen = False):
s=[]
s='M '+str(sx)+','+str(sy)+' '
s+='L '+str(ex)+','+str(sy)+' '
s+='L '+str(ex)+','+str(ey)+' '
s+='L '+str(sx)+','+str(ey)+' '
if not leaveLeftSideOpen:
s+='L '+str(sx)+','+str(sy)+' '
return s
"""
Side function is used to render any of the sides so needs all this functionality:
isLongSide -- long sides without tabs (for cover),
truncate -- partial sides for the elipse
gap -- extend the tabs on the curved side for ease of movement
thumbTab -- Render individual boxes for slots instead of one continuous line
isTab is used to specify the male/female designation for a side so they mesh properly. Otherwise the tabs
would be in the same spot for opposing sides, instead of interleaved.
Returns a list of lines to draw.
"""
def side(self, rx,ry,sox,soy,eox,eoy,tabVec,length, dirx, diry, isTab, isLongSide, truncate = False, gap = False, thumbTab = False):
# root startOffset endOffset tabVec length direction isTab
#Long side length= length+((math.pi*(length/2))/4
tmpLength = 0
correctionLocal = correction
if gap:
correctionLocal = (correction)
if isLongSide > 0:
tmpLength = length
length = isLongSide
divs=int(length/nomTab) # divisions
if not divs%2: divs-=1 # make divs odd
if isLongSide < 0:
divs = 1
divs=float(divs)
tabs=(divs-1)/2 # tabs for side
if isLongSide < 0:
divs = 1
tabWidth = length
gapWidth = 0
elif equalTabs:
gapWidth=tabWidth=length/divs
else:
tabWidth=nomTab
gapWidth=(length-tabs*nomTab)/(divs-tabs)
if isTab: # kerf correction
gapWidth-=correctionLocal
tabWidth+=correctionLocal
first=correctionLocal/2
else:
gapWidth+=correctionLocal
tabWidth-=correctionLocal
first=-correctionLocal/2
s=[]
firstVec=0; secondVec=tabVec
if gap:
secondVec *= 2
dirxN=0 if dirx else 1 # used to select operation on x or y
diryN=0 if diry else 1
(Vx,Vy)=(rx+sox*thickness,ry+soy*thickness)
s='M '+str(Vx)+','+str(Vy)+' '
if dirxN: Vy=ry # set correct line start
if diryN: Vx=rx
if isLongSide > 0: #LongSide is a side without tabs for a portion.
length = tmpLength
divs=int((Z/2)/nomTab)
if not divs%2: divs-=1
divs = float(divs)
# generate line as tab or hole using:
# last co-ord:Vx,Vy ; tab dir:tabVec ; direction:dirx,diry ; thickness:thickness
# divisions:divs ; gap width:gapWidth ; tab width:tabWidth
for n in range(1,int(divs)):
if n%2:
Vx=Vx+dirx*gapWidth+dirxN*firstVec+first*dirx
Vy=Vy+diry*gapWidth+diryN*firstVec+first*diry
s+='L '+str(Vx)+','+str(Vy)+' '
Vx=Vx+dirxN*secondVec
Vy=Vy+diryN*secondVec
s+='L '+str(Vx)+','+str(Vy)+' '
else:
Vxs = Vx
Vys = Vy
Vx=Vx+dirx*tabWidth+dirxN*firstVec
Vy=Vy+diry*tabWidth+diryN*firstVec
s+='L '+str(Vx)+','+str(Vy)+' '
Vx=Vx+dirxN*secondVec
Vy=Vy+diryN*secondVec
s+='L '+str(Vx)+','+str(Vy)+' '
if thumbTab:
self.drawS(self.box(Vxs,Vys,Vx,Vy))
(secondVec,firstVec)=(-secondVec,-firstVec) # swap tab direction
first=0
if not truncate:
s+='L '+str(rx+eox*thickness+dirx*length)+','+str(ry+eoy*thickness+diry*length)+' '
else: #Truncate specifies that a side is incomplete in preperation for a curve
s+='L '+str(rx+eox*thickness+dirx*(length/2))+','+str(ry+eoy*thickness+diry*(length/2))+' '
return s
def add_arguments(self, pars):
pars.add_argument('--unit',default='mm',help='Measure Units')
pars.add_argument('--inside',type=int,default=0,help='Int/Ext Dimension')
@ -241,14 +237,14 @@ class BoxMakerLivingHinge(inkex.EffectExtension):
for n in range(0,horizontalSlots+1):
if n%2: #odd, exterior slot (slot should go all the way to the part edge)
draw_SVG_line(Sx + (space * n), Sy, Sx + (space * n), Sy+(height/4)-(solidGap/2), grp)
draw_SVG_line(Sx + (space * n), Sy+(height/4)+(solidGap/2), Sx + (space * n), Ey-(height/4)-(solidGap/2), grp)
draw_SVG_line(Sx + (space * n), Ey-(height/4)+(solidGap/2), Sx + (space * n), Ey, grp)
self.draw_SVG_line(Sx + (space * n), Sy, Sx + (space * n), Sy+(height/4)-(solidGap/2), grp)
self.draw_SVG_line(Sx + (space * n), Sy+(height/4)+(solidGap/2), Sx + (space * n), Ey-(height/4)-(solidGap/2), grp)
self.draw_SVG_line(Sx + (space * n), Ey-(height/4)+(solidGap/2), Sx + (space * n), Ey, grp)
else:
#even, interior slot (slot shoud not touch edge of part)
draw_SVG_line(Sx + (space * n), Sy+solidGap, Sx + (space * n), Sy+(height/2)-(solidGap/2), grp)
draw_SVG_line(Sx + (space * n), Ey-(height/2)+(solidGap/2), Sx + (space * n), Ey-solidGap, grp)
self.draw_SVG_line(Sx + (space * n), Sy+solidGap, Sx + (space * n), Sy+(height/2)-(solidGap/2), grp)
self.draw_SVG_line(Sx + (space * n), Ey-(height/2)+(solidGap/2), Sx + (space * n), Ey-solidGap, grp)
"""
The sprial based designs are built from multiple calls of this function.
@ -280,13 +276,13 @@ class BoxMakerLivingHinge(inkex.EffectExtension):
for n in range(0,horizontalSlots):
newX = (((space/2) + (space*n)) * reverse)
draw_SVG_line((centerX - newX), centerY + (space/2) + (space * n), (centerX - newX ), centerY - (space * 1.5) - (space * n), grp)
self.draw_SVG_line((centerX - newX), centerY + (space/2) + (space * n), (centerX - newX ), centerY - (space * 1.5) - (space * n), grp)
if horizontalSlots - 1 != n: #Last line in center should be omited
draw_SVG_line((centerX - (space + (space/2 * -reverse)) - (space*n) ), centerY - (space * 1.5) - (space * n), (centerX + (space + (space/2 * reverse)) + (space*n) ), centerY - (space * 1.5) - (space * n), grp)
self.draw_SVG_line((centerX - (space + (space/2 * -reverse)) - (space*n) ), centerY - (space * 1.5) - (space * n), (centerX + (space + (space/2 * reverse)) + (space*n) ), centerY - (space * 1.5) - (space * n), grp)
draw_SVG_line((centerX + newX ), centerY - (space/2) - (space * n), (centerX + newX ), centerY + (space * 1.5) + (space * n), grp)
self.draw_SVG_line((centerX + newX ), centerY - (space/2) - (space * n), (centerX + newX ), centerY + (space * 1.5) + (space * n), grp)
if horizontalSlots - 1 != n: #Last line in center should be omited
draw_SVG_line((centerX + (space + (space/2 * -reverse)) + (space*n) ), centerY + (space * 1.5) + (space * n), (centerX - (space + (space/2 * reverse)) - (space*n) ), centerY + (space * 1.5) + (space * n), grp)
self.draw_SVG_line((centerX + (space + (space/2 * -reverse)) + (space*n) ), centerY + (space * 1.5) + (space * n), (centerX - (space + (space/2 * reverse)) - (space*n) ), centerY + (space * 1.5) + (space * n), grp)
"""
The snake based designs are built from multiple calls of this function.
@ -324,20 +320,20 @@ class BoxMakerLivingHinge(inkex.EffectExtension):
for n in range(1 - skew,horizontalSlots + skew):
if not rotate:
if (n+mirror)%2:
draw_SVG_line(Sx + (space * n), Sy + solidGap, Sx + (space * n), Ey, grp)
self.draw_SVG_line(Sx + (space * n), Sy + solidGap, Sx + (space * n), Ey, grp)
else:
draw_SVG_line(Sx + (space * n), Sy, Sx + (space * n), Ey - solidGap, grp)
self.draw_SVG_line(Sx + (space * n), Sy, Sx + (space * n), Ey - solidGap, grp)
else:
if (n+mirror)%2:
draw_SVG_line(Sx + solidGap, Sy + (space * n), Ex, Sy + (space * n), grp)
self.draw_SVG_line(Sx + solidGap, Sy + (space * n), Ex, Sy + (space * n), grp)
else:
draw_SVG_line(Sx, Sy + (space * n), Ex - solidGap, Sy + (space * n), grp)
self.draw_SVG_line(Sx, Sy + (space * n), Ex - solidGap, Sy + (space * n), grp)
if rotate and not mirror:
draw_SVG_line(Sx, Sy, Sx, Ey - space, grp)
draw_SVG_line(Ex, Sy + space, Ex, Ey, grp)
self.draw_SVG_line(Sx, Sy, Sx, Ey - space, grp)
self.draw_SVG_line(Ex, Sy + space, Ex, Ey, grp)
elif mirror:
draw_SVG_line(Sx, Sy + space, Sx, Ey, grp)
draw_SVG_line(Ex, Sy, Ex, Ey - space, grp)
self.draw_SVG_line(Sx, Sy + space, Sx, Ey, grp)
self.draw_SVG_line(Ex, Sy, Ex, Ey - space, grp)
def effect(self):
global parent,nomTab,equalTabs,thickness,correction, Z, unit
@ -427,7 +423,7 @@ class BoxMakerLivingHinge(inkex.EffectExtension):
#center middle row
[(2,0,0,1),(2,0,0,1),X,Y,0b0000,0],
#right middle row
[(3,1,0,1),(2,0,0,1),Z+(EllipseCircumference(X/2, Z/2)/4)+thickness,Y,0b1011,1],
[(3,1,0,1),(2,0,0,1),Z+(self.EllipseCircumference(X/2, Z/2)/4)+thickness,Y,0b1011,1],
#center top row
[(2,0,0,1),(1,0,0,0),X,Z,0b0010,-1]]
elif layout==1: # Inline(compact) Layout
@ -439,7 +435,6 @@ class BoxMakerLivingHinge(inkex.EffectExtension):
[(3,1,0,1),(1,0,0,0),X,Z,0b1000,-2],
[(4,2,0,1),(1,0,0,0),X,Z,0b0010,-1],
#Long piece w/ hinge
[(5,3,0,1),(1,0,0,0),Z+(EllipseCircumference(X/2, Z/2)/4)+thickness,Y,0b1011,1]
]
for piece in pieces: # generate and draw each piece of the box
@ -462,50 +457,50 @@ class BoxMakerLivingHinge(inkex.EffectExtension):
# generate and draw the sides of each piece
if piece[5] != -1:
drawS(side(x,y,d,a,-b,a,-thickness if a else thickness,dx,1,0,a,longSide)) # side a (top)
self.drawS(self.side(x,y,d,a,-b,a,-thickness if a else thickness,dx,1,0,a,longSide)) # side a (top)
else:
drawS(side(x,y,d,a,-b,a,-thickness if a else thickness,dx/2,1,0,a,-1)) # side a (top) when the top participates in a curve
self.drawS(self.side(x,y,d,a,-b,a,-thickness if a else thickness,dx/2,1,0,a,-1)) # side a (top) when the top participates in a curve
if piece[5] != -1 and piece[5] != 1:
drawS(side(x+dx+skew,y,-b,a,-b,-c,thickness if b else -thickness,dy,0,1,b,shortSide, False if piece[5] != -2 else True, False if piece[5] != 1 else True)) # side b (right) except for side with living hinge or curves
self.drawS(self.side(x+dx+skew,y,-b,a,-b,-c,thickness if b else -thickness,dy,0,1,b,shortSide, False if piece[5] != -2 else True, False if piece[5] != 1 else True)) # side b (right) except for side with living hinge or curves
elif piece[5] == -1:
drawS(side(x+dx+skew,y+dy,-b,-c,-b,a,thickness if b else -thickness,dy,0,-1,b,shortSide, True)) # side b (right) when the right side participates in a curve
self.drawS(self.side(x+dx+skew,y+dy,-b,-c,-b,a,thickness if b else -thickness,dy,0,-1,b,shortSide, True)) # side b (right) when the right side participates in a curve
else:
#It is a cardnal sin to compare floats, so assume <0.0005 is 0 since the front end only gives you 3 digits of precision
if float(0.0005) <= float(self.options.thumbTab):
side(x+dx+skew,y,-b,a,-b,-c,thickness if b else -thickness,dy,0,1,b,shortSide, False, True, True) #The one call to side that doesn't actually draw. Instead, side draws boxes on its own
drawS(box(x+dx+skew,y+thickness,x+dx+skew+self.svg.unittouu( thumbTab + unit ),y+dy-thickness, True))
self.side(x+dx+skew,y,-b,a,-b,-c,thickness if b else -thickness,dy,0,1,b,shortSide, False, True, True) #The one call to side that doesn't actually draw. Instead, side draws boxes on its own
self.drawS(self.box(x+dx+skew,y+thickness,x+dx+skew+self.svg.unittouu( thumbTab + unit ),y+dy-thickness, True))
else:
drawS(side(x+dx+skew,y,-b,a,-b,-c,thickness if b else -thickness,dy,0,1,b,shortSide, False, True)) #side b (right) on the right side of a living hinge
self.drawS(self.side(x+dx+skew,y,-b,a,-b,-c,thickness if b else -thickness,dy,0,1,b,shortSide, False, True)) #side b (right) on the right side of a living hinge
if piece[5] != -2:
drawS(side(x,y+dy,d,-c,-b,-c,thickness if c else -thickness,dx,1,0,c,longSide)) # side c (bottom)
self.drawS(self.side(x,y+dy,d,-c,-b,-c,thickness if c else -thickness,dx,1,0,c,longSide)) # side c (bottom)
else:
drawS(side(x,y+dy,d,-c,-b,-c,thickness if c else -thickness,dx/2,1,0,c,-1)) # side c (bottom) when the bottom participates in a curve
self.drawS(self.side(x,y+dy,d,-c,-b,-c,thickness if c else -thickness,dx/2,1,0,c,-1)) # side c (bottom) when the bottom participates in a curve
drawS(side(x,y+dy,d,-c,d,a,-thickness if d else thickness,dy,0,-1,d,0)) # side d (left)
self.drawS(self.side(x,y+dy,d,-c,d,a,-thickness if d else thickness,dy,0,-1,d,0)) # side d (left)
if piece[5] < 0:
draw_SVG_ellipse(x+(dx/2), y+(dy/2), (dx/2), (dy/2), [(1.5*math.pi), 0] if piece[5] == -1 else [0, 0.5*math.pi]) #draw the curve
self.draw_SVG_ellipse(x+(dx/2), y+(dy/2), (dx/2), (dy/2), [(1.5*math.pi), 0] if piece[5] == -1 else [0, 0.5*math.pi]) #draw the curve
if piece[5] == 1: #Piece should contain a living hinge
if hingeOpt == 0: #Traditional parallel slit
self.livingHinge2(x+(Z/2), y, x+(Z/2)+(EllipseCircumference(X/2, Z/2)/4), y + (dy), hingeThick)
self.livingHinge2(x+(Z/2), y, x+(Z/2)+(self.EllipseCircumference(X/2, Z/2)/4), y + (dy), hingeThick)
elif hingeOpt == 1: #Single spiral
if not inside:
self.livingHinge3(x+(Z/2), y+thickness, x+(Z/2)+(EllipseCircumference(X/2, Z/2)/4), y + dy - thickness, 1, hingeThick)
self.livingHinge3(x+(Z/2), y+thickness, x+(Z/2)+(self.EllipseCircumference(X/2, Z/2)/4), y + dy - thickness, 1, hingeThick)
else:
self.livingHinge3(x+(Z/2), y + 2*thickness, x+(Z/2)+(EllipseCircumference(X/2, Z/2)/4), y + dy - 2*thickness, 1, hingeThick)
self.livingHinge3(x+(Z/2), y + 2*thickness, x+(Z/2)+(self.EllipseCircumference(X/2, Z/2)/4), y + dy - 2*thickness, 1, hingeThick)
elif hingeOpt == 2: #Double spiral
self.livingHinge3(x+(Z/2), y+thickness, x+(Z/2)+(EllipseCircumference(X/2, Z/2)/4), y + (dy/2), 1, hingeThick)
self.livingHinge3(x+(Z/2), y+(dy/2), x+(Z/2)+(EllipseCircumference(X/2, Z/2)/4), y + dy - thickness, -1, hingeThick)
self.livingHinge3(x+(Z/2), y+thickness, x+(Z/2)+(self.EllipseCircumference(X/2, Z/2)/4), y + (dy/2), 1, hingeThick)
self.livingHinge3(x+(Z/2), y+(dy/2), x+(Z/2)+(self.EllipseCircumference(X/2, Z/2)/4), y + dy - thickness, -1, hingeThick)
elif hingeOpt == 3 or hingeOpt == 4: #Both snake-based designs
self.livingHinge4(x+(Z/2), y, x+(Z/2)+(EllipseCircumference(X/2, Z/2)/4), y + (dy), False if hingeOpt == 3 else True, 0, hingeThick)
self.livingHinge4(x+(Z/2), y, x+(Z/2)+(self.EllipseCircumference(X/2, Z/2)/4), y + (dy), False if hingeOpt == 3 else True, 0, hingeThick)
elif hingeOpt == 5: #Double snake design
self.livingHinge4(x+(Z/2), y, x+(Z/2)+EllipseCircumference(X/2, Z/2)/4, y + (dy/2) + thickness, True, 0, hingeThick) #Add thickness as a cheat so design 4 doesn't have to know if it's a short or long variant
self.livingHinge4(x+(Z/2), y + (dy/2) - thickness, (x+(Z/2)+(EllipseCircumference(X/2, Z/2)/4)), y + dy, True, 1, hingeThick)
self.livingHinge4(x+(Z/2), y, x+(Z/2)+self.EllipseCircumference(X/2, Z/2)/4, y + (dy/2) + thickness, True, 0, hingeThick) #Add thickness as a cheat so design 4 doesn't have to know if it's a short or long variant
self.livingHinge4(x+(Z/2), y + (dy/2) - thickness, (x+(Z/2)+(self.EllipseCircumference(X/2, Z/2)/4)), y + dy, True, 1, hingeThick)
if __name__ == '__main__':
BoxMakerLivingHinge().run()