28 lines
		
	
	
		
			654 B
		
	
	
	
		
			Lua
		
	
	
	
	
	
			
		
		
	
	
			28 lines
		
	
	
		
			654 B
		
	
	
	
		
			Lua
		
	
	
	
	
	
--PALETTE Modify: Inverted RGB 
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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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-- This script was adopted from Evalion, a Javascript codecrafting/imageprocessing project
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-- http://goto.glocalnet.net/richard_fhager/evalion/evalion.html 
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for c = 0, 255, 1 do
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  r,g,b = getcolor(c)
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  r2 = (g+b)/2
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  g2 = (r+b)/2
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  b2 = (r+g)/2
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  setcolor(c, r2,g2,b2)
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end
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