mirror of
https://github.com/a2-4am/4cade.git
synced 2024-12-28 03:29:59 +00:00
36 lines
850 B
Python
Executable File
36 lines
850 B
Python
Executable File
#!/usr/bin/env python3
|
|
|
|
from math import sqrt, sin, cos, acos, pi
|
|
|
|
def f(t, k):
|
|
t = float(t)
|
|
r = k*(1-cos(t)*sin(3*t))
|
|
return r*cos(t),r*sin(t)
|
|
|
|
coords = []
|
|
for k_mul in range(3013):
|
|
print(k_mul)
|
|
for t_mul in range(int(pi*100+1)):
|
|
a, b = f(float(t_mul/10), float(k_mul)/10.0)
|
|
x = round(20+a*.6)
|
|
y = round(24+b)
|
|
if x < 0 or x > 39 or y < 0 or y > 47 or (x,y) in coords:
|
|
continue
|
|
coords.append((x,y))
|
|
|
|
L = len(coords)
|
|
q1 = coords[0:L//4]
|
|
q2 = coords[L//4:L//2]
|
|
q3 = coords[L//2:L*3//4]
|
|
q4 = coords[L*3//4:]
|
|
q1.reverse()
|
|
q3.reverse()
|
|
coords = []
|
|
for cs in zip(q1, q2, q3, q4):
|
|
for c in cs:
|
|
coords.append(c)
|
|
coords.append((255,255))
|
|
with open("../../src/fx/fx.hgr.ripple2.data.a", "w") as f:
|
|
for x, y in coords:
|
|
f.write(" !byte %s,%s\n" % (y,x))
|