Skip to content

Commit

Permalink
Reverting the dirty child optimization
Browse files Browse the repository at this point in the history
Reviewed By: emilsjolander

Differential Revision: D6203290

fbshipit-source-id: 8e42abb70e55f0fac90faaa21ecdbe0fbb76ce6b
  • Loading branch information
priteshrnandgaonkar authored and facebook-github-bot committed Nov 1, 2017
1 parent 1dca01b commit 0230672
Show file tree
Hide file tree
Showing 6 changed files with 8 additions and 70 deletions.
Original file line number Diff line number Diff line change
Expand Up @@ -82,8 +82,6 @@ public interface ReactShadowNode<T extends ReactShadowNode> {

boolean isDirty();

boolean hasDirtyDescendants();

void addChildAt(T child, int i);

T removeChildAt(int i);
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -134,7 +134,7 @@ public final String getViewClass() {

@Override
public final boolean hasUpdates() {
return mNodeUpdated || hasNewLayout() || isDirty() || hasDirtyDescendants();
return mNodeUpdated || hasNewLayout() || isDirty();
}

@Override
Expand Down Expand Up @@ -174,11 +174,6 @@ public final boolean isDirty() {
return mYogaNode != null && mYogaNode.isDirty();
}

@Override
public boolean hasDirtyDescendants() {
return mYogaNode != null && mYogaNode.hasDirtyDescendants();
}

@Override
public void addChildAt(ReactShadowNodeImpl child, int i) {
if (child.getParent() != null) {
Expand Down
14 changes: 5 additions & 9 deletions ReactAndroid/src/main/java/com/facebook/yoga/YogaNode.java
Original file line number Diff line number Diff line change
Expand Up @@ -9,11 +9,13 @@

package com.facebook.yoga;

import javax.annotation.Nullable;

import java.util.List;
import java.util.ArrayList;

import com.facebook.proguard.annotations.DoNotStrip;
import com.facebook.soloader.SoLoader;
import java.util.ArrayList;
import java.util.List;
import javax.annotation.Nullable;

@DoNotStrip
public class YogaNode {
Expand Down Expand Up @@ -196,12 +198,6 @@ public boolean isDirty() {
return jni_YGNodeIsDirty(mNativePointer);
}

private native boolean jni_YGNodeHasDirtyDescendants(long nativePointer);

public boolean hasDirtyDescendants() {
return jni_YGNodeHasDirtyDescendants(mNativePointer);
}

private native void jni_YGNodeCopyStyle(long dstNativePointer, long srcNativePointer);
public void copyStyle(YogaNode srcNode) {
jni_YGNodeCopyStyle(mNativePointer, srcNode.mNativePointer);
Expand Down
5 changes: 0 additions & 5 deletions ReactAndroid/src/main/jni/first-party/yogajni/jni/YGJNI.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -249,10 +249,6 @@ jboolean jni_YGNodeIsDirty(alias_ref<jobject>, jlong nativePointer) {
return (jboolean) YGNodeIsDirty(_jlong2YGNodeRef(nativePointer));
}

jboolean jni_YGNodeHasDirtyDescendants(alias_ref<jobject>, jlong nativePointer) {
return (jboolean) YGNodeHasDirtyDescendants(_jlong2YGNodeRef(nativePointer));
}

void jni_YGNodeSetHasMeasureFunc(alias_ref<jobject>, jlong nativePointer, jboolean hasMeasureFunc) {
YGNodeSetMeasureFunc(_jlong2YGNodeRef(nativePointer), hasMeasureFunc ? YGJNIMeasureFunc : NULL);
}
Expand Down Expand Up @@ -457,7 +453,6 @@ jint JNI_OnLoad(JavaVM *vm, void *) {
YGMakeNativeMethod(jni_YGNodeCalculateLayout),
YGMakeNativeMethod(jni_YGNodeMarkDirty),
YGMakeNativeMethod(jni_YGNodeIsDirty),
YGMakeNativeMethod(jni_YGNodeHasDirtyDescendants),
YGMakeNativeMethod(jni_YGNodeSetHasMeasureFunc),
YGMakeNativeMethod(jni_YGNodeSetHasBaselineFunc),
YGMakeNativeMethod(jni_YGNodeCopyStyle),
Expand Down
49 changes: 2 additions & 47 deletions ReactCommon/yoga/yoga/Yoga.c
Original file line number Diff line number Diff line change
Expand Up @@ -123,7 +123,6 @@ typedef struct YGNode {
void *context;

bool isDirty;
bool hasDirtyDescendants;
bool hasNewLayout;
YGNodeType nodeType;

Expand Down Expand Up @@ -163,7 +162,6 @@ static const YGNode gYGNodeDefaults = {
.children = NULL,
.hasNewLayout = true,
.isDirty = false,
.hasDirtyDescendants = false,
.nodeType = YGNodeTypeDefault,
.resolvedDimensions = {[YGDimensionWidth] = &YGValueUndefined,
[YGDimensionHeight] = &YGValueUndefined},
Expand Down Expand Up @@ -240,8 +238,6 @@ static YGConfig gYGConfigDefaults = {
};

static void YGNodeMarkDirtyInternal(const YGNodeRef node);
static bool YGNodeIsLayoutBoundary(const YGNodeRef node);
static void YGNodeMarkHasDirtyDescendants(const YGNodeRef node);

YGMalloc gYGMalloc = &malloc;
YGCalloc gYGCalloc = &calloc;
Expand Down Expand Up @@ -456,33 +452,16 @@ void YGConfigCopy(const YGConfigRef dest, const YGConfigRef src) {
memcpy(dest, src, sizeof(YGConfig));
}

static void YGNodeMarkHasDirtyDescendants(const YGNodeRef node) {
if (node && !node->hasDirtyDescendants) {
node->hasDirtyDescendants = true;
YGNodeMarkHasDirtyDescendants(node->parent);
}
}

static void YGNodeMarkDirtyInternal(const YGNodeRef node) {
if (!node->isDirty) {
node->isDirty = true;
node->layout.computedFlexBasis = YGUndefined;
if (node->parent) {
if (YGNodeIsLayoutBoundary(node->parent)) {
node->parent->isDirty = true; // Because parent lays out the child
node->parent->layout.computedFlexBasis = YGUndefined;
YGNodeMarkHasDirtyDescendants(node->parent);
} else {
YGNodeMarkDirtyInternal(node->parent);
}
YGNodeMarkDirtyInternal(node->parent);
}
}
}

static bool YGNodeIsLayoutBoundary(const YGNodeRef node) {
return YGNodeStyleGetPositionType(node) == YGPositionTypeAbsolute;
}

void YGNodeSetMeasureFunc(const YGNodeRef node, YGMeasureFunc measureFunc) {
if (measureFunc == NULL) {
node->measure = NULL;
Expand Down Expand Up @@ -649,10 +628,6 @@ bool YGNodeIsDirty(const YGNodeRef node) {
return node->isDirty;
}

bool YGNodeHasDirtyDescendants(const YGNodeRef node) {
return node->hasDirtyDescendants;
}

void YGNodeCopyStyle(const YGNodeRef dstNode, const YGNodeRef srcNode) {
if (memcmp(&dstNode->style, &srcNode->style, sizeof(YGStyle)) != 0) {
memcpy(&dstNode->style, &srcNode->style, sizeof(YGStyle));
Expand Down Expand Up @@ -3431,6 +3406,7 @@ bool YGLayoutNodeInternal(const YGNodeRef node,
const char *reason,
const YGConfigRef config) {
YGLayout *layout = &node->layout;

gDepth++;

const bool needToVisitNode =
Expand Down Expand Up @@ -3522,26 +3498,6 @@ bool YGLayoutNodeInternal(const YGNodeRef node,
if (!needToVisitNode && cachedResults != NULL) {
layout->measuredDimensions[YGDimensionWidth] = cachedResults->computedWidth;
layout->measuredDimensions[YGDimensionHeight] = cachedResults->computedHeight;
if (YGNodeHasDirtyDescendants(node)) {
const uint32_t childCount = YGNodeListCount(node->children);
for (uint32_t i = 0; i < childCount; ++i) {
const YGNodeRef child = YGNodeListGet(node->children, i);
if (child->isDirty || YGNodeHasDirtyDescendants(child)) {
YGLayoutNodeInternal(child,
child->layout.cachedLayout.availableWidth,
child->layout.cachedLayout.availableHeight,
child->layout.direction,
child->layout.cachedLayout.widthMeasureMode,
child->layout.cachedLayout.heightMeasureMode,
cachedResults->computedWidth,
cachedResults->computedHeight,
performLayout,
"layout",
child->config
);
}
}
}

if (gPrintChanges && gPrintSkips) {
printf("%s%d.{[skipped] ", YGSpacer(gDepth), gDepth);
Expand Down Expand Up @@ -3629,7 +3585,6 @@ bool YGLayoutNodeInternal(const YGNodeRef node,
node->layout.dimensions[YGDimensionHeight] = node->layout.measuredDimensions[YGDimensionHeight];
node->hasNewLayout = true;
node->isDirty = false;
node->hasDirtyDescendants = false;
}

gDepth--;
Expand Down
1 change: 0 additions & 1 deletion ReactCommon/yoga/yoga/Yoga.h
Original file line number Diff line number Diff line change
Expand Up @@ -101,7 +101,6 @@ WIN_EXPORT void YGNodeCalculateLayout(const YGNodeRef node,
// marking manually.
WIN_EXPORT void YGNodeMarkDirty(const YGNodeRef node);
WIN_EXPORT bool YGNodeIsDirty(const YGNodeRef node);
WIN_EXPORT bool YGNodeHasDirtyDescendants(const YGNodeRef node);

WIN_EXPORT void YGNodePrint(const YGNodeRef node, const YGPrintOptions options);

Expand Down

0 comments on commit 0230672

Please sign in to comment.