diff --git a/Packages/com.unity.render-pipelines.universal@14.0.11/Runtime/OcclusionCulling/HierarchicalZOcclusionCullFeature.cs b/Packages/com.unity.render-pipelines.universal@14.0.11/Runtime/OcclusionCulling/HierarchicalZOcclusionCullFeature.cs
index 10106ce..58b72df 100644
--- a/Packages/com.unity.render-pipelines.universal@14.0.11/Runtime/OcclusionCulling/HierarchicalZOcclusionCullFeature.cs
+++ b/Packages/com.unity.render-pipelines.universal@14.0.11/Runtime/OcclusionCulling/HierarchicalZOcclusionCullFeature.cs
@@ -420,7 +420,6 @@ namespace X.Rendering.Feature
                     // cmd.SetExecutionFlags(CommandBufferExecutionFlags.AsyncCompute);
                     cmd.DispatchCompute(settings.ComputeShader, kernelId, Mathf.CeilToInt(outputMipSize.x / 8f), Mathf.CeilToInt(outputMipSize.y / 8f), 1);
                     mipCnt = mipCnt - 4;
-                    break;
                 }
                 cmd.EndSample("Depth-Downsample");
 
diff --git a/Packages/com.unity.render-pipelines.universal@14.0.11/Runtime/OcclusionCulling/Shaders/DepthPyramid.compute b/Packages/com.unity.render-pipelines.universal@14.0.11/Runtime/OcclusionCulling/Shaders/DepthPyramid.compute
index 849738e..4b252f8 100644
--- a/Packages/com.unity.render-pipelines.universal@14.0.11/Runtime/OcclusionCulling/Shaders/DepthPyramid.compute
+++ b/Packages/com.unity.render-pipelines.universal@14.0.11/Runtime/OcclusionCulling/Shaders/DepthPyramid.compute
@@ -22,31 +22,32 @@ float4 _InputMipOffsetAndSize;
 float _MipCount;
 groupshared float _LDSDepths[GROUP_TILE_SIZE * GROUP_TILE_SIZE];
 
+
 [numthreads(GROUP_TILE_SIZE, GROUP_TILE_SIZE, 1)]
-void CSMainMipmapGroup0(uint3 dispatchThreadId : SV_DispatchThreadID, uint groupThreadIndex : SV_GroupIndex, uint2 groupId : SV_GroupID, uint3 groupThreadID : SV_GroupThreadID)
+void CSMainMipmapGroup0(uint3 dispatchThreadId : SV_DispatchThreadID, uint groupThreadIndex : SV_GroupIndex, uint2 groupId : SV_GroupID,  uint3 groupThreadID : SV_GroupThreadID)
 {
     uint2 curMipSize = _MipOffsetAndSizeArray[0].zw;
+    //Mip0从InputeTexture贴图下采样
+    float2 uv = dispatchThreadId.xy / float2(curMipSize);
+    uv = clamp(uv, 0, 1);
+    int2 texCrood = _InputMipOffsetAndSize.xy + uv * (_InputMipOffsetAndSize.zw);
+    uint2 maxIndex = _InputMipOffsetAndSize.xy + _InputMipOffsetAndSize.zw - 1;
+#ifdef _INPUTE_DEPTH_TEXTURE //第一次Dispath使用Depth Texture
+    float p00 = _InputDepth[min(texCrood + uint2(0, 0), maxIndex)];
+    float p01 = _InputDepth[min(texCrood + uint2(1, 0), maxIndex)];
+    float p10 = _InputDepth[min(texCrood + uint2(0, 1), maxIndex)];
+    float p11 = _InputDepth[min(texCrood + uint2(1, 1), maxIndex)];
+#else
+    float p00 = _DepthMipChain[min(texCrood + uint2(0, 0), maxIndex)];
+    float p01 = _DepthMipChain[min(texCrood + uint2(1, 0), maxIndex)];
+    float p10 = _DepthMipChain[min(texCrood + uint2(0, 1), maxIndex)];
+    float p11 = _DepthMipChain[min(texCrood + uint2(1, 1), maxIndex)];
+#endif
+    float4 depths = float4(p00, p10, p01, p11);
+    float minDepth = MIN_DEPTH(MIN_DEPTH(depths.x, depths.y), MIN_DEPTH(depths.z, depths.w));
+
     if (all(dispatchThreadId.xy < curMipSize.xy))
     {
-        //Mip0从InputeTexture贴图下采样
-        float2 uv = dispatchThreadId.xy / float2(curMipSize);
-        uv = clamp(uv, 0, 1);
-        int3 texCrood = int3(_InputMipOffsetAndSize.xy + uv * (_InputMipOffsetAndSize.zw), 0);
-        uint2 maxIndex =  int3(_InputMipOffsetAndSize.xy + _InputMipOffsetAndSize.zw - 1,0);
-    #ifdef _INPUTE_DEPTH_TEXTURE //第一次Dispath使用Depth Texture
-        float p00 = _InputDepth[min(texCrood + uint3(0, 0, 0), maxIndex)];
-        float p01 = _InputDepth[min(texCrood + uint3(1, 0, 0), maxIndex)];
-        float p10 = _InputDepth[min(texCrood + uint3(0, 1, 0), maxIndex)];
-        float p11 = _InputDepth[min(texCrood + uint3(1, 1, 0), maxIndex)];
-    #else
-        float p00 = _DepthMipChain[min(texCrood + uint3(0, 0, 0), maxIndex)];
-        float p01 = _DepthMipChain[min(texCrood + uint3(1, 0, 0), maxIndex)];
-        float p10 = _DepthMipChain[min(texCrood + uint3(0, 1, 0), maxIndex)];
-        float p11 = _DepthMipChain[min(texCrood + uint3(1, 1, 0), maxIndex)];
-    #endif
-        float4 depths = float4(p00, p10, p01, p11);
-        float minDepth = MIN_DEPTH(MIN_DEPTH(depths.x, depths.y), MIN_DEPTH(depths.z, depths.w));
-
 #ifndef _SKIP_3_MIP //跳过前3级,不输出到RT
         _DepthMipChain[_MipOffsetAndSizeArray[0].xy + dispatchThreadId.xy] = minDepth;
 #endif
@@ -59,7 +60,7 @@ void CSMainMipmapGroup0(uint3 dispatchThreadId : SV_DispatchThreadID, uint group
     uint TileSize = GROUP_TILE_SIZE / 2; //线程数减半
     float4 parentFurthestDeviceZ;
     uint2 xy = min(groupThreadID.xy, TileSize - 1);
-    uint2 xy2 = xy * 2; //间隔索引:[0,2,4,6]
+    uint2 xy2 = xy * 2;//间隔索引:[0,2,4,6]
     uint index0 = xy2.x + xy2.y * preMipTileSize;
     uint index1 = (xy2.x + 1) + xy2.y * preMipTileSize;
     uint index2 = xy2.x + (xy2.y + 1) * preMipTileSize;
@@ -71,7 +72,7 @@ void CSMainMipmapGroup0(uint3 dispatchThreadId : SV_DispatchThreadID, uint group
     parentFurthestDeviceZ.w = _LDSDepths[index3];
 
     float furthestDeviceZ = MIN_DEPTH(MIN_DEPTH(parentFurthestDeviceZ.x, parentFurthestDeviceZ.y), MIN_DEPTH(parentFurthestDeviceZ.z, parentFurthestDeviceZ.w));
-    uint2 localIndex = dispatchThreadId.xy - (groupId.xy * (GROUP_TILE_SIZE - TileSize)); //因为过滤了3/4的线程组,所以线程索引需要往前补上 
+    uint2 localIndex = dispatchThreadId.xy - (groupId.xy * (GROUP_TILE_SIZE - TileSize));//因为过滤了3/4的线程组,所以线程索引需要往前补上 
 
     if (all(localIndex < curMipSize.xy) //索引在贴图范围内的
         && all(groupThreadID.xy < TileSize) //每次每个线程组保留1/4的线程
@@ -83,11 +84,6 @@ void CSMainMipmapGroup0(uint3 dispatchThreadId : SV_DispatchThreadID, uint group
         int threadIndex = xy.x + xy.y * TileSize;
         _LDSDepths[threadIndex] = furthestDeviceZ;
     }
-    else
-    {
-        int threadIndex = xy.x + xy.y * TileSize;
-        _LDSDepths[threadIndex] = 0;
-    }
 
     //Mip2
     GroupMemoryBarrierWithGroupSync();
@@ -96,7 +92,7 @@ void CSMainMipmapGroup0(uint3 dispatchThreadId : SV_DispatchThreadID, uint group
     preMipTileSize = TileSize;
     TileSize = TileSize / 2; //线程数减半
     xy = min(groupThreadID.xy, TileSize - 1);
-    xy2 = xy * 2; //间隔索引:[0,2,4,6]
+    xy2 = xy * 2;//间隔索引:[0,2,4,6]
     index0 = xy2.x + xy2.y * preMipTileSize;
     index1 = (xy2.x + 1) + xy2.y * preMipTileSize;
     index2 = xy2.x + (xy2.y + 1) * preMipTileSize;
@@ -109,7 +105,7 @@ void CSMainMipmapGroup0(uint3 dispatchThreadId : SV_DispatchThreadID, uint group
 
     GroupMemoryBarrierWithGroupSync();
     furthestDeviceZ = MIN_DEPTH(MIN_DEPTH(parentFurthestDeviceZ.x, parentFurthestDeviceZ.y), MIN_DEPTH(parentFurthestDeviceZ.z, parentFurthestDeviceZ.w));
-    localIndex = dispatchThreadId.xy - (groupId.xy * (GROUP_TILE_SIZE - TileSize)); //因为过滤了3/4的线程组,所以线程索引需要往前补上 
+    localIndex = dispatchThreadId.xy - (groupId.xy * (GROUP_TILE_SIZE - TileSize));//因为过滤了3/4的线程组,所以线程索引需要往前补上 
 
     if (all(localIndex < curMipSize.xy) //索引在贴图范围内的
         && all(groupThreadID.xy < TileSize) //每次每个线程组保留1/4的线程
@@ -121,11 +117,7 @@ void CSMainMipmapGroup0(uint3 dispatchThreadId : SV_DispatchThreadID, uint group
         int threadIndex = xy.x + xy.y * TileSize;
         _LDSDepths[threadIndex] = furthestDeviceZ;
     }
-    else
-    {
-        int threadIndex = xy.x + xy.y * TileSize;
-        _LDSDepths[threadIndex] = 0;
-    }
+
     //Mip3
     GroupMemoryBarrierWithGroupSync();
 
@@ -133,7 +125,7 @@ void CSMainMipmapGroup0(uint3 dispatchThreadId : SV_DispatchThreadID, uint group
     preMipTileSize = TileSize;
     TileSize = TileSize / 2; //线程数减半
     xy = min(groupThreadID.xy, TileSize - 1);
-    xy2 = xy * 2; //间隔索引:[0,2,4,6]
+    xy2 = xy * 2;//间隔索引:[0,2,4,6]
     index0 = xy2.x + xy2.y * preMipTileSize;
     index1 = (xy2.x + 1) + xy2.y * preMipTileSize;
     index2 = xy2.x + (xy2.y + 1) * preMipTileSize;
@@ -144,9 +136,9 @@ void CSMainMipmapGroup0(uint3 dispatchThreadId : SV_DispatchThreadID, uint group
     parentFurthestDeviceZ.z = _LDSDepths[index2];
     parentFurthestDeviceZ.w = _LDSDepths[index3];
 
-    // GroupMemoryBarrierWithGroupSync();
+    GroupMemoryBarrierWithGroupSync();
     furthestDeviceZ = MIN_DEPTH(MIN_DEPTH(parentFurthestDeviceZ.x, parentFurthestDeviceZ.y), MIN_DEPTH(parentFurthestDeviceZ.z, parentFurthestDeviceZ.w));
-    localIndex = dispatchThreadId.xy - (groupId.xy * (GROUP_TILE_SIZE - TileSize)); //因为过滤了3/4的线程组,所以线程索引需要往前补上 
+    localIndex = dispatchThreadId.xy - (groupId.xy * (GROUP_TILE_SIZE - TileSize));//因为过滤了3/4的线程组,所以线程索引需要往前补上 
 
     if (all(localIndex < curMipSize.xy) //索引在贴图范围内的
         && all(groupThreadID.xy < TileSize) //每次每个线程组保留1/4的线程
@@ -154,4 +146,4 @@ void CSMainMipmapGroup0(uint3 dispatchThreadId : SV_DispatchThreadID, uint group
     {
         _DepthMipChain[_MipOffsetAndSizeArray[3].xy + localIndex] = furthestDeviceZ;
     }
-}
\ No newline at end of file
+}