actually create external .py files ;)

player.py

@@ -0,0 +1,48 @@
+from bge import logic, events
+import utils
+
+
+def movement(movement_speed):
+    cont = logic.getCurrentController()
+    own = cont.owner
+
+    keyboard = logic.keyboard
+    ACTIVE = logic.KX_INPUT_ACTIVE
+
+    movement = own.getLinearVelocity()
+
+    # forward
+    if keyboard.events[events.WKEY] == ACTIVE:
+        movement[1] = movement_speed
+
+    # backward
+    if keyboard.events[events.SKEY] == ACTIVE:
+        movement[1] = -movement_speed
+
+    # left
+    if keyboard.events[events.AKEY] == ACTIVE:
+        movement[0] = -movement_speed
+
+    # right
+    if keyboard.events[events.DKEY] == ACTIVE:
+        movement[0] = movement_speed
+
+    own.setLinearVelocity(movement)
+
+def main():
+    cont = logic.getCurrentController()
+    own = cont.owner
+
+    movement_speed = 20
+
+    velocity = own.getLinearVelocity()
+    speed = utils.velocity2speed(velocity)
+    timescale = utils.clamp(speed/movement_speed, .05, 1)
+
+    own['timescale'] = timescale
+    own['speed'] = speed
+    if timescale != logic.getTimeScale():
+        logic.setTimeScale(timescale)
+
+    movement(movement_speed)
+

sentry.py

@@ -0,0 +1,29 @@
+from bge import logic
+from random import random
+
+def search():
+    cont = logic.getCurrentController()
+    own = cont.owner
+
+    scene = logic.getCurrentScene()
+    target = scene.objects["player"]
+
+    hit = own.rayCast(target, own, 0.0, "player", 0, 0, 0)
+
+    print(hit)
+    if hit != (None, None, None):
+        own["cansee"] = True
+        if random() < .1:
+            fire(hit[2])
+    else:
+        own["cansee"] = False
+
+def fire(direction):
+    cont = logic.getCurrentController()
+    own = cont.owner
+
+    scene = logic.getCurrentScene()
+
+    projectile = scene.addObject("standard_projectile", own, 0)
+    projectile.worldOrientation = direction
+    projectile.setLinearVelocity((5, 0, 0), True)

utils.py

@@ -0,0 +1,9 @@
+
+def clamp(value, min_value=0, max_value=1):
+    return max(min(value, max_value), min_value)
+
+def velocity2speed(velocity):
+    speed = 0
+    for i in velocity:
+        speed += abs(i)
+    return speed