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22 lines
562 B
Lua
22 lines
562 B
Lua
-- Author: flowild
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local arm_width = 96
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local function is_on_spiral(x, y, distance, angle_offset)
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local angle = angle_offset + math.deg(math.atan2(x, y))
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local offset = distance
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if angle ~= 0 then
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offset = offset + angle / 3.75 * 2
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end
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return offset % 96 * 2 >= 48 * 2
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end
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return function(x, y)
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local pseudo_x = x / (arm_width / 48)
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local pseudo_y = y / (arm_width / 48)
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local distance = math.sqrt(pseudo_x * pseudo_x + pseudo_y * pseudo_y)
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return not (distance > 100 and not is_on_spiral(x, y, distance, 0))
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end
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