diff --git a/vlayout/src/main/java/com/alibaba/android/vlayout/ExposeLinearLayoutManagerEx.java b/vlayout/src/main/java/com/alibaba/android/vlayout/ExposeLinearLayoutManagerEx.java
index fba34b7d..ec3d5f0a 100644
--- a/vlayout/src/main/java/com/alibaba/android/vlayout/ExposeLinearLayoutManagerEx.java
+++ b/vlayout/src/main/java/com/alibaba/android/vlayout/ExposeLinearLayoutManagerEx.java
@@ -1156,7 +1156,7 @@ protected int fill(RecyclerView.Recycler recycler, LayoutState layoutState,
             recycleByLayoutStateExpose(recycler, layoutState);
         }
         int remainingSpace = layoutState.mAvailable + layoutState.mExtra + (
-            layoutState.mLayoutDirection == LayoutState.LAYOUT_START ? 0 : recycleOffset); //TODO ugly bug fix, should fix overlapOffset first
+            layoutState.mLayoutDirection == LayoutState.LAYOUT_START ? 0 : recycleOffset); //FIXME  opt here to fix bg and shake
         while (remainingSpace > 0 && layoutState.hasMore(state)) {
             layoutChunkResultCache.resetInternal();
             layoutChunk(recycler, state, layoutState, layoutChunkResultCache);
@@ -1736,12 +1736,11 @@ public boolean assignFromViewIfValid(View child, RecyclerView.State state) {
         }
 
         public void assignFromView(View child) {
-            //TODO fixme coordinate
             if (mLayoutFromEnd) {
                 mCoordinate = mOrientationHelper.getDecoratedEnd(child) + computeAlignOffset(child, mLayoutFromEnd, true) +
-                        mOrientationHelper.getTotalSpaceChange() - ((LayoutParams) child.getLayoutParams()).mOverlapOffset;
+                        mOrientationHelper.getTotalSpaceChange();
             } else {
-                mCoordinate = mOrientationHelper.getDecoratedStart(child) + computeAlignOffset(child, mLayoutFromEnd, true) + ((LayoutParams) child.getLayoutParams()).mOverlapOffset;
+                mCoordinate = mOrientationHelper.getDecoratedStart(child) + computeAlignOffset(child, mLayoutFromEnd, true);
             }
 
             mPosition = getPosition(child);
diff --git a/vlayout/src/main/java/com/alibaba/android/vlayout/VirtualLayoutManager.java b/vlayout/src/main/java/com/alibaba/android/vlayout/VirtualLayoutManager.java
index 7b7b1aef..e7e17073 100644
--- a/vlayout/src/main/java/com/alibaba/android/vlayout/VirtualLayoutManager.java
+++ b/vlayout/src/main/java/com/alibaba/android/vlayout/VirtualLayoutManager.java
@@ -852,8 +852,6 @@ public static class LayoutParams extends RecyclerView.LayoutParams {
 
         public int zIndex = 0;
 
-        public int mOverlapOffset = 0;
-
         public float mAspectRatio = Float.NaN;
 
         private int mOriginWidth = INVALIDE_SIZE;
diff --git a/vlayout/src/main/java/com/alibaba/android/vlayout/layout/RangeGridLayoutHelper.java b/vlayout/src/main/java/com/alibaba/android/vlayout/layout/RangeGridLayoutHelper.java
index 0c71afed..12b210db 100644
--- a/vlayout/src/main/java/com/alibaba/android/vlayout/layout/RangeGridLayoutHelper.java
+++ b/vlayout/src/main/java/com/alibaba/android/vlayout/layout/RangeGridLayoutHelper.java
@@ -250,7 +250,6 @@ public void layoutViews(RecyclerView.Recycler recycler, RecyclerView.State state
                 rangeStyle.mSpanCount - 1) * rangeStyle.mVGap) * 1.0f / rangeStyle.mSpanCount + 0.5f);
         }
 
-        int maxOverlapOffset = 0;
         int count = 0;
         int consumedSpanCount = 0;
         int remainingSpan = rangeStyle.mSpanCount;
@@ -466,10 +465,6 @@ public void layoutViews(RecyclerView.Recycler recycler, RecyclerView.State state
                     View.MeasureSpec.EXACTLY);
             }
             final LayoutParams lp = (LayoutParams) view.getLayoutParams();
-            if (lp.mOverlapOffset > maxOverlapOffset) {
-                maxOverlapOffset = lp.mOverlapOffset;
-            }
-
             if (helper.getOrientation() == VERTICAL) {
                 helper.measureChildWithMargins(view, spec, getMainDirSpec(rangeStyle, lp.height, mTotalSize,
                     View.MeasureSpec.getSize(spec), lp.mAspectRatio));
@@ -536,7 +531,7 @@ public void layoutViews(RecyclerView.Recycler recycler, RecyclerView.State state
         }
 
 
-        result.mConsumed = maxSize + startSpace + endSpace + secondStartSpace + secondEndSpace - maxOverlapOffset; //FIXME conflicts when layout to start
+        result.mConsumed = maxSize + startSpace + endSpace + secondStartSpace + secondEndSpace;
 
         final boolean layoutStart = layoutState.getLayoutDirection() == LayoutStateWrapper.LAYOUT_START;
         int consumedGap = 0;
@@ -625,18 +620,18 @@ public void layoutViews(RecyclerView.Recycler recycler, RecyclerView.State state
         int left = 0, right = 0, top = 0, bottom = 0;
         if (layoutInVertical) {
             if (layoutStart) {
-                bottom = layoutState.getOffset() - endSpace - secondEndSpace - (consumedGap) - lastUnconsumedSpace - maxOverlapOffset; //FIXME should minus maxOverlapOffset
+                bottom = layoutState.getOffset() - endSpace - secondEndSpace - (consumedGap) - lastUnconsumedSpace;
                 top = bottom - maxSize;
             } else {
-                top = layoutState.getOffset() + startSpace + secondStartSpace + (consumedGap) + lastUnconsumedSpace - maxOverlapOffset;
+                top = layoutState.getOffset() + startSpace + secondStartSpace + (consumedGap) + lastUnconsumedSpace;
                 bottom = top + maxSize;
             }
         } else {
             if (layoutStart) {
-                right = layoutState.getOffset() - endSpace - (consumedGap) - lastUnconsumedSpace + maxOverlapOffset;
+                right = layoutState.getOffset() - endSpace - (consumedGap) - lastUnconsumedSpace;
                 left = right - maxSize;
             } else {
-                left = layoutState.getOffset() + startSpace + (consumedGap) + lastUnconsumedSpace - maxOverlapOffset;
+                left = layoutState.getOffset() + startSpace + (consumedGap) + lastUnconsumedSpace;
                 right = left + maxSize;
             }
         }