修改水

Assets/Obi/Scripts/Common/Backends/Burst/Constraints/BurstConstraintsBatchImpl.cs

@@ -24,7 +24,11 @@ namespace Obi
 
         public bool enabled
         {
-            set { m_Enabled = value; }
+            set
+            {
+                if (m_Enabled != value)
+                    m_Enabled = value;
+            }
             get { return m_Enabled; }
         }
 
@@ -46,17 +50,22 @@ namespace Obi
         protected NativeArray<int> particleIndices;
         protected NativeArray<float> lambdas;
 
-        public virtual JobHandle Initialize(JobHandle inputDeps, float stepTime, float substepTime, int steps, float timeLeft)
+        public virtual JobHandle Initialize(JobHandle inputDeps, float substepTime)
         {
             if (lambdas.IsCreated)
             {
-                inputDeps = new ClearLambdasJob {lambdas = lambdas}.Schedule(lambdas.Length, 256, inputDeps);
+                // no need for jobs here, memclear is faster and we don't pay scheduling overhead.
+                unsafe
+                {
+                    UnsafeUtility.MemClear(NativeArrayUnsafeUtility.GetUnsafeBufferPointerWithoutChecks(lambdas),
+                                           lambdas.Length * UnsafeUtility.SizeOf<float>());
+                }
             }
             return inputDeps;
         }
 
         // implemented by concrete constraint subclasses.
-        public abstract JobHandle Evaluate(JobHandle inputDeps, float stepTime, float substepTime, int steps, float timeLeft);
+        public abstract JobHandle Evaluate(JobHandle inputDeps, float stepTime, float substepTime, int substeps);
         public abstract JobHandle Apply(JobHandle inputDeps, float substepTime);
 
         public virtual void Destroy()
@@ -95,16 +104,6 @@ namespace Obi
                 counts[particleIndex] = 0;
             }
         }
-
-        [BurstCompile]
-        public struct ClearLambdasJob : IJobParallelFor
-        {
-            public NativeArray<float> lambdas;
-            public void Execute(int i)
-            {
-                lambdas[i] = 0;
-            }
-        }
     }
 }
 #endif