40 lines
971 B
Lua
40 lines
971 B
Lua
--PALETTE Set: 3 Bit (8 Primaries)
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--by Richard Fhager
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--http://hem.fyristorg.com/dawnbringer/
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-- Copyright 2010 Richard Fhager
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--
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-- This program is free software; you can redistribute it and/or
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-- modify it under the terms of the GNU General Public License
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-- as published by the Free Software Foundation; version 2
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-- of the License. See <http://www.gnu.org/licenses/>
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-- Generate palette of all colors possible with a given number of shades for each channel
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-- 2 shades = 1 bit / channel = 3 bit palette = 2^3 colors = 8 colors
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-- 4 shades = 2 bit / channel = 6 bit palette = 2^6 colors = 64 colors
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-- Channel shades (shades = 2 ^ bit-depth)
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shades = 2
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mult = 255 / (shades-1)
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colors = {}
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col = 0
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for r = 0, shades-1, 1 do
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for g = 0, shades-1, 1 do
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for b = 0, shades-1, 1 do
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col = col + 1
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colors[col] = { r*mult, g*mult, b*mult }
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end
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end
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end
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for c = 1, #colors, 1 do
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setcolor(c-1,colors[c][1],colors[c][2],colors[c][3])
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end
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