Collision for bullet

Assets/Prefabs/Bullet.prefab

@@ -19,9 +19,10 @@ GameObject:
   serializedVersion: 5
   m_Component:
   - component: {fileID: 4781595464190240}
-  - component: {fileID: 58664560518688016}
   - component: {fileID: 212185122411066660}
   - component: {fileID: 114075590146335024}
+  - component: {fileID: 61667207399653724}
+  - component: {fileID: 50031891945467640}
   m_Layer: 0
   m_Name: Bullet
   m_TagString: Untagged
@@ -42,8 +43,28 @@ Transform:
   m_Father: {fileID: 0}
   m_RootOrder: 0
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
---- !u!58 &58664560518688016
-CircleCollider2D:
+--- !u!50 &50031891945467640
+Rigidbody2D:
+  serializedVersion: 4
+  m_ObjectHideFlags: 1
+  m_PrefabParentObject: {fileID: 0}
+  m_PrefabInternal: {fileID: 100100000}
+  m_GameObject: {fileID: 1379543051791382}
+  m_BodyType: 0
+  m_Simulated: 1
+  m_UseFullKinematicContacts: 0
+  m_UseAutoMass: 0
+  m_Mass: 1
+  m_LinearDrag: 0
+  m_AngularDrag: 0.05
+  m_GravityScale: 1
+  m_Material: {fileID: 0}
+  m_Interpolate: 0
+  m_SleepingMode: 1
+  m_CollisionDetection: 0
+  m_Constraints: 0
+--- !u!61 &61667207399653724
+BoxCollider2D:
   m_ObjectHideFlags: 1
   m_PrefabParentObject: {fileID: 0}
   m_PrefabInternal: {fileID: 100100000}
@@ -54,9 +75,19 @@ CircleCollider2D:
   m_IsTrigger: 0
   m_UsedByEffector: 0
   m_UsedByComposite: 0
-  m_Offset: {x: -0.0030702911, y: 0.0782015}
+  m_Offset: {x: -0.0035692453, y: 0.022604823}
+  m_SpriteTilingProperty:
+    border: {x: 0, y: 0, z: 0, w: 0}
+    pivot: {x: 0.5, y: 0.5}
+    oldSize: {x: 1, y: 1}
+    newSize: {x: 10, y: 10}
+    adaptiveTilingThreshold: 0.5
+    drawMode: 0
+    adaptiveTiling: 0
+  m_AutoTiling: 0
   serializedVersion: 2
-  m_Radius: 0.05788156
+  m_Size: {x: 0.12197816, y: 0.23143363}
+  m_EdgeRadius: 0
 --- !u!114 &114075590146335024
 MonoBehaviour:
   m_ObjectHideFlags: 1

Assets/Scripts/Bullet.cs

@@ -26,15 +26,14 @@ public class Bullet : MonoBehaviour {
 	void Update () {
         if ( owner == null )
             return;
-        transform.position = transform.position + transform.localRotation * Vector3.up * speed * Time.deltaTime;
+        transform.position = transform.position + transform.localRotation * Vector3.up * speed * Time.deltaTime; // TODO do with physics (rigidbody)
 	}
 
     void OnCollisionEnter2D(Collision2D collision) {
         if ( owner == null )
             return;
-        Debug.Log("Collided");
+        
         if ( collision.collider.gameObject.tag != owner.tag ) {
-            Debug.Log("calc");
             Mob m = collision.collider.gameObject.GetComponent(typeof(Mob)) as Mob;
             if (m != null) {
                 m.InflictDamage(damage);