refactor CollisionState

Assets/Scripts/Player/CollisionState.cs

@@ -23,34 +23,66 @@ public class CollisionState : MonoBehaviour {
 
 	void FixedUpdate() {
 
+
 		enemyHit = null;
-		onGround = Physics2D.OverlapCircle(body.position + bottomPosition, collisionRadius, collisionLayer);
+		// onGround = Physics2D.OverlapCircle(body.position + bottomPosition, collisionRadius, collisionLayer);
 
-		onWallLeft = Physics2D.OverlapCircle(body.position + leftPosition, collisionRadius, collisionLayer);
-		onWallRight = Physics2D.OverlapCircle(body.position + rightPosition, collisionRadius, collisionLayer);
-		onWall = onWallRight || onWallLeft;
+		// onWallLeft = Physics2D.OverlapCircle(body.position + leftPosition, collisionRadius, collisionLayer);
+		// onWallRight = Physics2D.OverlapCircle(body.position + rightPosition, collisionRadius, collisionLayer);
+		// onWall = onWallRight || onWallLeft;
 		enemyHit = Physics2D.OverlapCircle(body.position + bottomPosition, collisionRadius, enemyLayer);
 	}
 
-	void OnDrawGizmos() {
+	void OnDrawGizmosSelected() {
 		Gizmos.color = Color.red;
 
 		Vector2 pos = bottomPosition;
 		pos.x += transform.position.x;
 		pos.y += transform.position.y;
 
-		Gizmos.DrawSphere(pos, collisionRadius);
+		Gizmos.DrawWireSphere(pos, collisionRadius);
 
 		pos = rightPosition;
 		pos.x += transform.position.x;
 		pos.y += transform.position.y;
 
-		Gizmos.DrawSphere(pos, collisionRadius);
+		Gizmos.DrawWireSphere(pos, collisionRadius);
 
 		pos = leftPosition;
 		pos.x += transform.position.x;
 		pos.y += transform.position.y;
 
-		Gizmos.DrawSphere(pos, collisionRadius);
+		Gizmos.DrawWireSphere(pos, collisionRadius);
+	}
+
+	void OnCollisionStay2D(Collision2D collision) {
+		onGround = false;
+		onWallLeft = false;
+		onWallRight = false;
+		foreach (ContactPoint2D contact in collision.contacts) {
+			Color color = Color.white;
+			Vector2 normal = contact.normal;
+			if (normal == Vector2.right) {
+				color = Color.red;
+				onWallLeft = true;
+			}
+			if (normal == -Vector2.right) {
+				color = Color.green;
+				onWallRight = true;
+			}
+			if (normal == Vector2.up) {
+				color = Color.blue;
+				onGround = true;
+			}
+			onWall = onWallLeft || onWallRight;
+			Debug.DrawRay(contact.point, contact.normal, color);
+		}
+	}
+
+	void OnCollisionExit2D() {
+		onGround = false;
+		onWallLeft = false;
+		onWallRight = false;
+		onWall = false;
 	}
 }

Assets/Scripts/Player/CollisionState.cs.meta

 fileFormatVersion: 2
 guid: c5db22d5529dd524b9174371b8f9af7a
-timeCreated: 1486076722
+timeCreated: 1488938661
 licenseType: Free
 MonoImporter:
   serializedVersion: 2
   defaultReferences: []
-  executionOrder: 0
+  executionOrder: -100
   icon: {instanceID: 0}
   userData: 
   assetBundleName: