| 0,0 → 1,42 |
|---|
| --BRUSH Distortion: Waves v1.0 |
| --by Richard Fhager |
| --http://hem.fyristorg.com/dawnbringer/ |
| |
| -- Copyright 2010 Richard Fhager |
| -- |
| -- This program is free software; you can redistribute it and/or |
| -- modify it under the terms of the GNU General Public License |
| -- as published by the Free Software Foundation; version 2 |
| -- of the License. See <http://www.gnu.org/licenses/> |
| |
| -- This script was adopted from Evalion, a Javascript codecrafting/imageprocessing project |
| -- http://goto.glocalnet.net/richard_fhager/evalion/evalion.html |
| |
| |
| --frq = 2 |
| --amp = 0.3 |
| |
| -- Adjust power of frequency & amplitude |
| frq_adj = 2 |
| amp_adj = 0.02 |
| |
| ok,frq,amp = inputbox("Settings", |
| "Frequency 1-10", 3, 1,10,0, |
| "Amplitude 1-10", 3, 1,10,0 |
| ); |
| |
| w, h = getbrushsize() |
| |
| for y = 0, h - 1, 1 do |
| for x = 0, w - 1, 1 do |
| |
| ox = x / w; |
| oy = y / h; |
| ox = (1 + ox + math.sin(oy*math.pi*frq*frq_adj)*amp*amp_adj) % 1; |
| |
| c = getbrushbackuppixel(math.floor(ox*w),y); |
| putbrushpixel(x, y, c); |
| |
| end |
| end |
| |