Add Unity3D projects

year3/semester1/CT3536: Games Programming/labs/Weeks 4-8/Asteroids/Assets/Resources/Asteroid.cs

@@ -0,0 +1,53 @@
+using System.Collections; 
+using System.Collections.Generic; 
+using UnityEngine; 
+ 
+public class Asteroid : MonoBehaviour { 
+ 
+    // inspector settings 
+    public Rigidbody rigidBody; 
+    // 
+ 
+    // Use this for initialization 
+    void Start () { 
+        // randomise velocity 
+        rigidBody.velocity = new Vector3(Random.Range(-10f,10f), 0f, Random.Range (-10f, 10f)); 
+        rigidBody.angularVelocity = new Vector3(Random.Range(-4f,4f), Random.Range (-4f, 4f), Random.Range (-4f, 4f)); 
+    } 
+ 
+    public void SetScale(float min, float max) { 
+        transform.localScale = new Vector3(Random.Range(min,max), Random.Range(min,max), Random.Range(min,max)); 
+        rigidBody.mass = transform.localScale.x * transform.localScale.y * transform.localScale.z; 
+    } 
+ 
+    void OnCollisionEnter(Collision collision) { 
+        if (!collision.gameObject.name.Contains("asteroid")) { 
+            Spaceship ss = collision.gameObject.GetComponent<Spaceship> (); 
+            if (ss != null && ss.isInvulnerable) 
+                return; 
+
+            if (collision.gameObject.name.Contains("Bullet")) {
+                GameManager.currentScore = GameManager.currentScore + 10;     // assuming same points no matter how big asteroid is
+            }
+ 
+            // we've collided with something other than another asteroid 
+            Destroy(collision.gameObject); // if it's the player spaceship, the Spaceship script’s OnDestroy will look after re-creating it 
+            Destroy(this.gameObject); 
+ 
+            if (rigidBody.mass > 0.00015f) { 
+                float minScale = rigidBody.mass * 50f; 
+                float maxScale = minScale * 2f; 
+                for (int i = 0; i < 3; i++) { 
+                    GameObject go = Instantiate (GameManager.instance.asteroidPrefab) as GameObject; 
+                    go.transform.position = transform.position; 
+                    go.GetComponent<Asteroid> ().SetScale (minScale, maxScale); 
+                } 
+            } 
+
+            // if there are no more asteroids left, start next level 
+            if (GameObject.FindGameObjectsWithTag("asteroid").Length == 0) {
+                GameManager.StartNextLevel();
+            }
+        } 
+    } 
+}