Mercurial > fife-parpg

diff demos/shooter/scripts/common/helpers.py @ 472:3164715a0621

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Added the FireBallBurst and FireBallSpread weapons which are now used by the boss. Added rotatePoint function.
author prock@33b003aa-7bff-0310-803a-e67f0ece8222
date Fri, 16 Apr 2010 21:44:18 +0000
parents 2046a1f2f5f2
children afde89c1d50b
line wrap: on
line diff
--- a/demos/shooter/scripts/common/helpers.py	Thu Apr 15 15:53:06 2010 +0000
+++ b/demos/shooter/scripts/common/helpers.py	Fri Apr 16 21:44:18 2010 +0000
@@ -22,6 +22,7 @@
 # ####################################################################
 
 from fife import fife
+import math
 
 
 def normalize(vector):
@@ -99,4 +100,15 @@
 	x = property(_getX, _setX)
 	y = property(_getY, _setY)
 	w = property(_getW, _setW)
-	h = property(_getH, _setH)
\ No newline at end of file
+	h = property(_getH, _setH)
+	
+def rotatePoint(origin, point, angle):
+	newp = fife.DoublePoint(0,0)
+	
+	theta = (angle * math.pi)/180
+	
+	newp.x = math.cos(theta) * (point.x - origin.x) - math.sin(theta) * (point.y - origin.y)
+	newp.y = math.sin(theta) * (point.x - origin.x) + math.cos(theta) * (point.y - origin.y)
+	
+	return newp
+	
\ No newline at end of file