initial push to GitHub

1 files changed, 17 insertions, 0 deletions

diff --git a/asteroid.py b/asteroid.py
index 3ab16d9..b59f3ff 100644
--- a/asteroid.py
+++ b/asteroid.py
@@ -1,4 +1,6 @@
+import random
 from circleshape import *
+from constants import *
 
 class Asteroid(CircleShape):
     def __init__(self, x, y, radius):
@@ -9,3 +11,18 @@ class Asteroid(CircleShape):
 
     def update(self, dt):
         self.position += self.velocity * dt
+
+    def split(self):
+        self.kill()
+        if self.radius <= ASTEROID_MIN_RADIUS:
+            return
+        rand_angle = random.uniform(20, 50)
+        new_radius = self.radius - ASTEROID_MIN_RADIUS
+        a = self.velocity.rotate(rand_angle)
+        b = self.velocity.rotate(-rand_angle)
+        asteroid = Asteroid(self.position.x, self.position.y, new_radius)
+        asteroid.velocity = a * 1.2
+        asteroid = Asteroid(self.position.x, self.position.y, new_radius)
+        asteroid.velocity = b * 1.2
+        
+