This commit is contained in:
Michael Fogleman 2018-03-11 15:13:31 -04:00
parent 506e8b6744
commit 6ff92b3a4f
1 changed files with 136 additions and 0 deletions

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examples/pen_test.py Normal file
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import axi
import math
import random
H, W = axi.A3_SIZE
def text(font):
text = ''.join(map(chr, range(32, 128)))
n = 96 // 3
text = '\n'.join(text[i:i+n] for i in range(0, 96, n))
d = font.wrap(text, W, 1.5)
d = d.center(12, 8.5)
return d
def vertical_stack(ds, spacing=0):
result = axi.Drawing()
y = 0
for d in ds:
d = d.origin().translate(-d.width / 2, y)
result.add(d)
y += d.height + spacing
return result
def horizontal_stack(ds, spacing=0):
result = axi.Drawing()
x = 0
for d in ds:
d = d.origin().translate(x, -d.height / 2)
result.add(d)
x += d.width + spacing
return result
def circle(cx, cy, r, revs, points_per_rev):
points = []
a0 = random.random() * 2 * math.pi
n = int(revs * points_per_rev)
for i in range(n + 1):
a = a0 + revs * 2 * math.pi * i / n
x = cx + math.cos(a) * r
y = cy + math.sin(a) * r
points.append((x, y))
return points
def fill_circle(cx, cy, r1, r2, revs, points_per_rev):
points = []
a0 = random.random() * 2 * math.pi
n = int(revs * points_per_rev)
for i in range(n + 1):
a = a0 + revs * 2 * math.pi * i / n
r = r1 + (r2 - r1) * min(1, float(i) / (n - points_per_rev))
x = cx + math.cos(a) * r
y = cy + math.sin(a) * r
points.append((x, y))
return points
def circles():
x = 0
r = 0
paths = []
while x + r < W:
paths.append(circle(x, 0, r, 2, 360))
x += r
r += 0.0025
x += r
x += 0.1
return axi.Drawing(paths)
def fill_circles():
x = 0
r = 0
paths = []
while x + r < W:
revs = (r * 80) + 2
paths.append(fill_circle(W - x, 0, 0, r, revs, 360))
x += r
r += 0.0025
x += r
x += 0.1
return axi.Drawing(paths)
def line():
return axi.Drawing([[(0, 0), (W, 0)]])
def lines():
x = 0
s0 = 0.01 / 25.4
s1 = 3 / 25.4
h = 0.5
paths = []
i = 0
while x < W:
if i % 2 == 0:
paths.append([(x, 0), (x, h)])
else:
paths.append([(x, h), (x, 0)])
pct = x / W
# pct = pct ** 2
s = s0 + (s1 - s0) * pct
x += s
i += 1
# print(len(paths))
return axi.Drawing(paths).join_paths(100)
def title(name):
font = axi.Font(axi.FUTURAL, 18)
d = font.wrap(name, W, 1.5)
return d
def main():
name = 'Rapidograph 0.1mm'
ds = []
for font in [axi.FUTURAL, axi.TIMESR, axi.TIMESIB]:
d = text(axi.Font(font, 13))
ds.append(d)
d = horizontal_stack(ds, 0.2).center(W, H)
d = vertical_stack([title(name), d], 0.2)
d = vertical_stack([d, line()], 0.2)
d = vertical_stack([d, line()], 0.1)
d = vertical_stack([d, circles()], 0.2)
d = vertical_stack([d, fill_circles()], 0.1)
d = vertical_stack([d, lines()], 0.2)
d = d.move(W / 2, 0, 0.5, 0)
d = d.translate(0, 0)
print(d.bounds)
# d = d.sort_paths()
# d = d.join_paths(0.01)
d = d.simplify_paths(0.001)
d = d.rotate(-90).move(0, W / 2, 0, 0.5)
print(d.bounds)
d.dump('out.axi')
d.render(bounds=axi.A3_BOUNDS).write_to_png('out.png')
if __name__ == '__main__':
main()