Reorganized scripts, fixed 'memory' not working with subdirectories

git-svn-id: svn://pulkomandy.tk/GrafX2/trunk@1765 416bcca6-2ee7-4201-b75f-2eb2f807beb1

share/grafx2/scripts/samples_2.3/brush/Waves.lua

@@ -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
+