4cade/res/notes/transitions/radial.py
2019-11-28 22:10:25 -05:00

38 lines
1.1 KiB
Python
Executable File

#!/usr/bin/env python3
import math
import util
radius_x = 280//2
radius_y = 192//2
def f(x,r=36.3):
try:
return math.sqrt(r*r*(1.0-(x*x/(r*r*0.6))))
except:
return -1
coords = []
for i in range(30000, 0, -1):
a = float(i)/1000.0
b = f(a)
for x in range(140, 0, -1):
y = round(float(x)*b/a)
if x < 1 or x > radius_x or y < 1 or y > radius_y:
continue
for m in range(1, y+1):
if m % 2 != 0:
continue
coords.append((radius_x - x,radius_y - m))
unique_coords = util.unique(coords)
unique_vals = util.vals_1bit(unique_coords)
util.write("../../../src/fx/fx.hgr.radial.data.a", unique_vals)
util.write("../../../src/fx/fx.hgr.radial2.data.a", util.halfripple(unique_vals))
util.write("../../../src/fx/fx.hgr.radial4.data.a", util.ripple(unique_vals))
util.write("../../../src/fx/fx.hgr.radial5.data.a", util.ripple(util.halfripple(unique_vals)))
mult_coords = util.ripple(util.radial_multiply(util.ripple(util.radial_multiply(util.ripple(util.radial_multiply(unique_coords))))))
util.write("../../../src/fx/fx.hgr.pinwheels.data.a", util.vals_1bit(mult_coords))