New PlayMaker action: IsoAddExplosionForce

Assets/IsoTools/PlayMaker/Actions/IsoAddExplosionForce.cs

@@ -0,0 +1,78 @@
+using UnityEngine;
+using HutongGames.PlayMaker;
+using IsoTools.PlayMaker.Internal;
+
+namespace IsoTools.PlayMaker.Actions {
+	[ActionCategory("IsoTools")]
+	[HutongGames.PlayMaker.Tooltip(
+		"Applies a force to a IsoRigidbody that simulates explosion effects. " +
+		"The explosion force will fall off linearly with distance.")]
+	public class IsoAddExplosionForce : IsoComponentAction<IsoRigidbody> {
+		[RequiredField]
+		[CheckForComponent(typeof(IsoRigidbody))]
+		[HutongGames.PlayMaker.Tooltip(
+			"The IsoRigidbody to add the explosion force to.")]
+		public FsmOwnerDefault gameObject;
+
+		[RequiredField]
+		[HutongGames.PlayMaker.Tooltip(
+			"The center of the explosion.")]
+		public FsmVector3 center;
+
+		[RequiredField]
+		[HutongGames.PlayMaker.Tooltip(
+			"The strength of the explosion.")]
+		public FsmFloat force;
+
+		[RequiredField]
+		[HutongGames.PlayMaker.Tooltip(
+			"The radius of the explosion.")]
+		public FsmFloat radius;
+
+		[HutongGames.PlayMaker.Tooltip(
+			"Applies the force as if it was applied from beneath the object.")]
+		public FsmFloat upwardsModifier;
+
+		[HutongGames.PlayMaker.Tooltip(
+			"The type of force to apply.")]
+		public ForceMode forceMode;
+
+		[HutongGames.PlayMaker.Tooltip(
+			"Repeat every frame.")]
+		public bool everyFrame;
+
+		public override void Reset() {
+			gameObject      = null;
+			center          = null;
+			force           = null;
+			radius          = null;
+			upwardsModifier = 0.0f;
+			forceMode       = ForceMode.Force;
+			everyFrame      = false;
+		}
+
+		public override void OnPreprocess() {
+			Fsm.HandleFixedUpdate = true;
+		}
+
+		public override void OnEnter() {
+			DoAction();
+			if ( !everyFrame ) {
+				Finish();
+			}
+		}
+
+		public override void OnFixedUpdate() {
+			DoAction();
+		}
+
+		void DoAction() {
+			var go = Fsm.GetOwnerDefaultTarget(gameObject);
+			if ( UpdateCache(go) ) {
+				isoRigidbody.AddExplosionForce(
+					force.Value, center.Value, radius.Value,
+					upwardsModifier.Value, forceMode);
+			}
+		}
+	}
+} // IsoTools.PlayMaker.Actions