升级obi

Assets/Obi/Scripts/Common/Utils/ObiFoamEmitter.cs

@@ -0,0 +1,39 @@
+using UnityEngine;
+using System;
+
+namespace Obi
+{
+
+    [AddComponentMenu("Physics/Obi/Obi Foam Emitter", 1000)]
+    [ExecuteInEditMode]
+    [RequireComponent(typeof(ObiActor))]
+    [DisallowMultipleComponent]
+    public class ObiFoamEmitter : ObiFoamGenerator
+    {
+        public enum ShapeType
+        {
+            Cylinder = 0,
+            Box = 1
+        }
+
+        [Header("Emission shape")] 
+        public ShapeType shape;
+        public Transform shapeTransform;
+        public Vector3 shapeSize = Vector3.one;
+
+        private float emissionAccumulator = 0;
+
+        public int GetParticleNumberToEmit(float deltaTime)
+        {
+            emissionAccumulator += foamGenerationRate * deltaTime;
+            int particles = (int)emissionAccumulator;
+            emissionAccumulator -= particles;
+            return particles;
+        }
+
+        public void Reset()
+        {
+            emissionAccumulator = 0;
+        }
+    }
+}