more physics api

Assets/IsoTools/Scripts/IsoCollider.cs

@@ -62,6 +62,18 @@ namespace IsoTools {
 			}
 		}
 
+		public float contactOffset {
+			get {
+				return realCollider
+					? realCollider.contactOffset
+					: 0.0f;
+			} set {
+				if ( realCollider ) {
+					realCollider.contactOffset = value;
+				}
+			}
+		}
+
 		public Vector3 ClosestPointOnBounds(Vector3 position) {
 			return realCollider
 				? realCollider.ClosestPointOnBounds(position)

Assets/IsoTools/Scripts/IsoCollision.cs

@@ -7,6 +7,7 @@ namespace IsoTools {
 		public IsoCollider       collider         { get; private set; }
 		public IsoContactPoint[] contacts         { get; private set; }
 		public GameObject        gameObject       { get; private set; }
+		public Vector3           impulse          { get; private set; }
 		public Vector3           relativeVelocity { get; private set; }
 		public IsoRigidbody      rigidbody        { get; private set; }
 
@@ -14,6 +15,7 @@ namespace IsoTools {
 			collider         = IsoUtils.IsoConvertCollider(collision.collider);
 			contacts         = IsoUtils.IsoConvertContactPoints(collision.contacts);
 			gameObject       = IsoUtils.IsoConvertGameObject(collision.gameObject);
+			impulse          = collision.impulse;
 			relativeVelocity = collision.relativeVelocity;
 			rigidbody        = IsoUtils.IsoConvertRigidbody(collision.rigidbody);
 		}