diff -r 57d343ee382f -r 75ba91f14ed5 project_files/Android-build/SDL-android-project/assets/Data/Scripts/Utils.lua
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/project_files/Android-build/SDL-android-project/assets/Data/Scripts/Utils.lua	Sat Aug 18 18:11:04 2012 +0200
@@ -0,0 +1,22 @@
+-- Library for miscellaneous utilitiy functions
+
+-- Check if a gear is inside a box
+function gearIsInBox(gear, x, y, w, h)
+    gx, gy = GetGearPosition(gear)
+    if gx >= x and gy >= y and gx <= x + w and gy <= y + h then
+        return true
+    end
+    return false
+end
+
+-- Check if a gear is inside a circle
+function gearIsInCircle(gear, x, y, r, useRadius)
+    gx, gy = GetGearPosition(gear)
+    if useRadius then
+        r = r + GetGearRadius(gear)
+    end
+    if r ^ 2 >= (x - gx) ^ 2 + (y - gy) ^ 2 then
+        return true
+    end
+    return false
+end