Author: FrankieWoodruff
Date: 2008-06-11 19:31:53 -0400 (Wed, 11 Jun 2008)
New Revision: 1303
Added:
trunk/pysoy/examples/simpleChase.py
Log:
Added simpleChase.py
Added: trunk/pysoy/examples/simpleChase.py
===================================================================
--- trunk/pysoy/examples/simpleChase.py (rev 0)
+++ trunk/pysoy/examples/simpleChase.py 2008-06-11 23:31:53 UTC (rev 1303)
@@ -0,0 +1,155 @@
+import soy
+from time import sleep
+from random import random
+
+sce = soy.scenes.Scene()
+sce.ambient = soy.colors.purple
+sce.gravity = (0,0,0)
+sce.friction = 1
+
+scr = soy.Screen()
+tex = soy.transports.File('media/pysoy_logo.soy')['gimp']
+sleep(.1)
+
+win = soy.Window(scr, 'simpleChase.py')
+w = win.size
+w = [w[0],w[1]]
+w[0] = 700
+w[1] = 700
+win.size = w
+
+cam = soy.bodies.Camera(sce)
+cam.position = (0.0,0.0,20.0)
+lig = soy.bodies.Light(sce)
+lig.position = (-10.0,10.0,2.0)
+pro = soy.widgets.Projector(win, camera=cam)
+mat = soy.materials.stainlessSteel
+mat2 = soy.materials.aventurine
+key = soy.controllers.Keyboard(win)
+key['q'] = soy.actions.Quit()
+key[ 1 ] = soy.actions.Quit() #escape key
+wcn = soy.controllers.Window(win)
+wcn['close'] = soy.actions.Quit()
+
+shape1 = soy.shapes.Sphere(0.5)
+shape2 = soy.shapes.Capsule(0.5,3.0)
+
+pred = soy.bodies.Body(scene=sce,model=soy.models.Shape(mat),shape=shape1)
+pred.position = (random() * -5,random() * -5,-2)
+pred.velocity = (0,0,0)
+pred.rotation = (0,0,0)
+
+prey = soy.bodies.Body(scene=sce,model=soy.models.Shape(mat2),shape=shape2)
+prey.position = (random()*5,random()*5,2)
+prey.velocity = (0,0,0)
+prey.rotation = (0,0,0)
+
+testv = .55 # change in velocity for the predator
+xBound = 6.725 # boundaries of game area
+yBound = 6.725
+zBound = 4
+bounce = .05 # amount of bounce from the boundaries
+
+if __name__ == '__main__' :
+ while True:
+ sleep(0.1)
+
+ predp = pred.position
+ preyp = prey.position
+
+ predv = pred.velocity
+ predv = [predv[0], predv[1], predv[2]]
+ preyv = prey.velocity
+ preyv = [preyv[0],preyv[1],preyv[2]]
+
+ if predp[0] <= preyp[0] : #if pred is to the left of prey
+ predv[0] += testv
+ pred.velocity = predv
+
+ if predp[0] > preyp[0] : #if pred is to the right of prey
+ predv[0] += -(testv)
+ pred.velocity = predv
+
+ if predp[1] <= preyp[1] : #if pred is below prey
+ predv[1] += testv
+ pred.velocity = predv
+
+ if predp[1] > preyp[1] : #if pred is above prey
+ predv[1] += -(testv)
+ pred.velocity = predv
+
+ if predp[2] <= preyp[2] : #if pred is behind prey
+ predv[2] += testv
+ pred.velocity = predv
+
+ if predp[2] > preyp[2] : #if pred is in front of prey
+ predv[2] += -(testv)
+ pred.velocity = predv
+
+ #now maintain the bounds of the 'playing field'
+ if abs(predp[0]) > xBound:
+ predv[0] *= -1
+ pred.velocity = predv
+ if predp[0] < -(xBound):
+ predp[0] += bounce
+ pred.position = predp
+ if predp[0] > xBound:
+ predp[0] -= bounce
+ pred.position = predp
+ if abs(preyp[0]) > xBound:
+ preyv[0] *= -1
+ prey.velocity = preyv
+ if preyp[0] < -(xBound):
+ preyp[0] += bounce
+ prey.position = preyp
+ if preyp[0] > xBound:
+ preyp[0] -= bounce
+ prey.position = preyp
+
+ if abs(predp[1]) > yBound:
+ predv[1] *= -1
+ pred.velocity = predv
+ if predp[1] < -(yBound):
+ predp[1] += bounce
+ pred.position = predp
+ if predp[1] > yBound:
+ predp[1] -= bounce
+ pred.position = predp
+ if abs(preyp[1]) > yBound:
+ preyv[1] *= -1
+ prey.velocity = preyv
+ if preyp[1] < -(yBound):
+ preyp[1] += bounce
+ prey.position = preyp
+ if preyp[1] > yBound:
+ preyp[1] -= bounce
+ prey.position = preyp
+
+ if abs(predp[2]) > zBound:
+ predv[2] *= -1
+ pred.velocity = predv
+ if predp[2] < -(zBound):
+ predp[2] += bounce
+ pred.position = predp
+ if predp[2] > zBound:
+ predp[2] -= bounce
+ pred.position = predp
+ if abs(preyp[2]) > zBound:
+ preyv[2] *= -1
+ prey.velocity = preyv
+ if preyp[2] < -(zBound):
+ preyp[2] += bounce
+ prey.position = preyp
+ if preyp[2] > zBound:
+ preyp[2] -= bounce
+ prey.position = preyp
+
+ #slow the prey down if it gets too fast
+ if preyv[0] > 10:
+ preyv[0] = 7
+ if preyv[1] > 10:
+ preyv[1] = 7
+ if preyv[2] > 10:
+ preyv[2] = 7
+ prey.velocity = preyv
+
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