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https://github.com/a2-4am/4cade.git
synced 2024-11-24 03:34:02 +00:00
48 lines
1.2 KiB
Python
Executable File
48 lines
1.2 KiB
Python
Executable File
#!/usr/bin/env python3
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from math import sqrt, sin, cos, acos, pi
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max_x = 280//2
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max_y = 192//2
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def f(t, k):
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t = float(t)
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r = k/cos(0.4*acos(sin(2.5*(t+pi/2))))
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return r*cos(t),r*sin(t)
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coords = []
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for k_mul in range(500):
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for t_mul in range(int(pi*1000+1)):
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a, b = f(float(t_mul/100), float(k_mul)/10.0)
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x = round(max_x//2+a*1.2)
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y = round(max_y//2+b)
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if y % 2 != 0:
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continue
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if x < 0 or x >= max_x or y < 0 or y >= max_y:
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continue
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coords.append((x,y))
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d = {}
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unique_coords = []
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for c in coords:
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if not d.get(c):
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unique_coords.append(c)
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d[c] = 1
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unique_vals = []
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for x, y in unique_coords:
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aval = "$" + hex(y)[2:].rjust(2, "0").upper()
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bval = "%" + \
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bin(x%7)[2:].rjust(3, "0") + \
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bin(x//7)[2:].rjust(5, "0")
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unique_vals.append((aval, bval))
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with open("../../../src/fx/fx.hgr.slow.star.data.a", "w") as f:
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for aval, bval in unique_vals:
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f.write(" !byte %s,%s\n" % (aval, bval))
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unique_vals.reverse()
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with open("../../../src/fx/fx.hgr.slow.star.in.data.a", "w") as f:
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for aval, bval in unique_vals:
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f.write(" !byte %s,%s\n" % (aval, bval))
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