samples_2.4 => samples

share/grafx2/scripts/samples/picture/Rainbow-Dark2Bright.lua

@@ -0,0 +1,36 @@
+--PICTURE: Rainbow - Dark to Bright v1.1
+--by Richard Fhager 
+--http://hem.fyristorg.com/dawnbringer/
+-- Email: dawnbringer@hem.utfors.se
+-- MSN:   annassar@hotmail.com
+--
+
+
+--dofile("dawnbringer_lib.lua") 
+run("../libs/dawnbringer_lib.lua")
+--> db.shiftHUE(r,g,b, deg)
+
+w, h = getpicturesize()
+
+for y = 0, h - 1, 1 do
+  for x = 0, w - 1, 1 do
+
+   -- Fractionalize image dimensions
+   ox = x / w;
+   oy = y / h;
+
+   r = 255 * math.sin(oy * 2) 
+   g = (oy-0.5)*512 * oy
+   b = (oy-0.5)*512 * oy
+
+   r, g, b = db.shiftHUE(r,g,b,ox * 360); 
+ 
+   c = matchcolor(r,g,b)
+ 
+   putpicturepixel(x, y, c);
+
+  end
+  updatescreen(); if (waitbreak(0)==1) then return; end
+end
+
+