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DisplayShelf: Fix calculations for negative angle values

This commit is contained in:
Florian Festi 2021-04-02 16:11:11 +02:00
parent 1cf724f9f9
commit 41165731c9
1 changed files with 4 additions and 4 deletions
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8
boxes/generators/displayshelf.py
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@ -17,7 +17,7 @@
from boxes import *
class DisplayShelf(Boxes): # change class name here and below
"""Shelf with forward slanted floors"""
"""Shelf with slanted floors"""
ui_group = "Shelf"
@ -35,7 +35,7 @@ class DisplayShelf(Boxes): # change class name here and below
help="height of front walls")
self.argparser.add_argument(
"--angle", action="store", type=float, default=30.0,
help="angle of floors")
help="angle of floors (negative values for slanting backwards)")
def side(self):
@ -45,7 +45,7 @@ class DisplayShelf(Boxes): # change class name here and below
hs = (self.sl+t) * math.sin(a) + math.cos(a) * t
for i in range(self.num):
pos_x = 0.5*t*math.sin(a)
pos_x = abs(0.5*t*math.sin(a))
pos_y = hs - math.cos(a)*0.5*t + i * (self.h-hs) / (self.num - 0.5)
self.fingerHolesAt(pos_x, pos_y, self.sl, -self.angle)
pos_x += math.cos(-a) * (self.sl+0.5*t) + math.sin(a)*0.5*t
@ -64,7 +64,7 @@ class DisplayShelf(Boxes): # change class name here and below
a = math.radians(self.angle)
self.sl = sl = (y - t * (math.cos(a) + math.sin(a)) - math.sin(a) * f) / math.cos(a)
self.sl = sl = (y - (t * (math.cos(a) + abs(math.sin(a)))) - max(0, math.sin(a) * f)) / math.cos(a)
# render your parts here
self.rectangularWall(y, h, callback=[self.side], move="up")