88 lines
2.5 KiB
Python
Executable File
88 lines
2.5 KiB
Python
Executable File
#!/usr/bin/python
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from boxes import *
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import math
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class RoundedTriangleSettings(Settings):
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absolute_params = {
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"angle" : 60,
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"radius" : 30,
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"r_hole" : None,
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}
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class RoundedTriangle(Edge):
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char = "t"
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def __call__(self, length, **kw):
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angle = self.settings.angle
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r = self.settings.radius
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if self.settings.r_hole:
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x = 0.5*(length-2*r)*math.tan(math.radians(angle))
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y = 0.5*(length)
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self.hole(x, y, self.settings.r_hole)
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l = 0.5 * (length-2*r) / math.cos(math.radians(angle))
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self.corner(90-angle, r)
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self.edge(l)
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self.corner(2*angle, r)
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self.edge(l)
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self.corner(90-angle, r)
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def startAngle(self):
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return 90
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def endAngle(self):
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return 90
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class Lamp(Boxes):
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def __init__(self):
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Boxes.__init__(self, width=1000, height=1000, thickness=5.0)
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self.fingerJointSettings = (5, 5) # XXX
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s = RoundedTriangleSettings(self.thickness, angle=72, r_hole=2)
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self.addPart(RoundedTriangle(self, s))
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def side(self, y, h):
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return
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self.fingerJointEdge(y)
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self.corner(90)
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self.fingerJointEdge(h)
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self.roundedTriangle(y, 70, 25)
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self.fingerJointEdge(h)
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self.corner(90)
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def render(self, r, w, x, y, h):
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"""
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r : radius of lamp
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w : width of surrounding ring
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"""
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self.fingerJointEdge.settings.setValues(self.thickness, finger=5, space=5, relative=False)
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d = 2*(r+w)
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self.roundedPlate(d, d, r, move="right", callback=[
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lambda: self.hole(w, r+w, r),])
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self.roundedPlate(d, d, r, holesMargin=w/2.0)
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self.roundedPlate(d, d, r, move="only left up")
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self.surroundingWall(d, d, r, 150, top='h', bottom='h', move="up")
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self.ctx.save()
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self.rectangularWall(x, y, edges="fFfF", holesMargin=5, move="right")
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self.rectangularWall(x, y, edges="fFfF", holesMargin=5, move="right")
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# sides
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self.rectangularWall(y, h, "fftf", move="right")
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self.rectangularWall(y, h, "fftf")
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self.ctx.restore()
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self.rectangularWall(x, y, edges="fFfF", holesMargin=5,
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move="up only")
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self.rectangularWall(x, h, edges='hFFF', holesMargin=5, move="right")
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self.rectangularWall(x, h, edges='hFFF', holesMargin=5)
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self.ctx.stroke()
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self.surface.finish()
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l = Lamp()
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l.render(100, 20, 250, 140, 120)
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