View difference between Paste ID: vNmFEPpJ and hxbndyif

-platform.apilevel = '2.4'
+-- Localized math functions for faster access
-time=0
+local mathfloor = math.floor
 local mathsqrt = math.sqrt
 local mathsin = math.sin
 
 -- Globals
 screen1 = {}
-w=platform.window:width()
+
-h=platform.window:height()
+
 screenlist = {}
 screencount = 0
 pallet = {}
 plasma = {}
-      time=timer.getMilliSecCounter()/10
+w = platform.window:width()
-    local x = 0
+h = platform.window:height()
-    local y=0
+tsize = 5
 
-    while (x<w) do
+function on.arrowDown()
-    while (y<h) do
+    if tsize > 1 then tsize = tsize - 1 end
-    tempcol = math.floor((plasma[x][y]+ time) %256)
+end
-    color_r = math.floor(pallet[tempcol].r)
+function on.arrowUp()
-    color_g = math.floor(pallet[tempcol].g)
+    if tsize < 15 then tsize = tsize + 1 end
-    color_b = math.floor(pallet[tempcol].b)
+end
 
-    gc:setColorRGB(color_r,color_g,color_b)
+function on.resize(ww,hh)
-     gc:fillRect(x,y,5,5)
+    timer.stop()
-       y = y +5
+    w,h = ww,hh
     init()
-    x=x+5
+end
-    y=0
+
 function on.paint(gc)
-        screencount = screencount +1
+    local time = timer.getMilliSecCounter() / 10
-         if (screencount >2) then
+    local x,y = 0,0
-             screencount = 0
+    while (x < w) do
-         end
+        while (y < h) do
-   time=math.random(255)
+            local color = pallet[mathfloor((plasma[x][y] + time) % 256)]
             gc:setColorRGB(color.r, color.g, color.b)
-  end
+            gc:fillRect(x, y, tsize, tsize)
-
+            y = y + tsize
-
+        end
- function dist(a,b,c,d)
+        x = x + tsize
-    return math.sqrt(((a - c) * (a - c) + (b - d) * (b - d)))
+        y = 0
     end
     screencount = (screencount + 1) % 3
-  function on.timer()
+
-  time  = timer.getMilliSecCounter()/1000
+end
-  platform.window:invalidate()
+
-  end
+
-
+function dist(a, b, c, d)
-
+    return mathsqrt(((a - c) * (a - c) + (b - d) * (b - d)))
-  function on.construction()
+end
-  r=0
+
-  g=0
+function on.timer()
-  b=0
+    timer.stop()
-  for i=0,256 do
+    platform.window:invalidate()
-  pallet[i]={r=math.floor(128.0 + 128 * math.sin(3.1415 * i/ 16.0)),g=math.floor(128.0 + 128 * math.sin(3.1415 * i / 128.0)),b=0}
+end
-  end
+
-
+function init()
-  for a=0,w do
+    pallet = {}
-  plasma[a] = {}
+    plasma = {}
-  for b=0,h do
+
-  plasma[a][b] = math.floor(
+    local r,g,b = 0,0,0
-                128.0 + (128.0 * math.sin(a / 16.0))
+    for i = 0, 256 do
-              + 128.0 + (128.0 * math.sin(b / 16.0))
+        pallet[i] = { r = mathfloor(128.0 + 128 * mathsin(3.1416 * i / 16.0)),
-          ) /2
+                      g = mathfloor(128.0 + 128 * mathsin(3.1416 * i / 128.0)),
-   end
+                      b = 0 }
-   end
+
-
+
-
+    for a = 0, w do
-
+        plasma[a] = {}
-  end
+        for b = 0, h do
             plasma[a][b] = mathfloor(128.0 + (128.0 * mathsin(a / 16.0)) + 128.0 + (128.0 * mathsin(b / 16.0))) / 2
         end
     end
 
     timer.start(0.01)
 end
 
 init()