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-rw-r--r--api/current.txt1
-rw-r--r--core/jni/android_view_RenderNode.cpp5
-rw-r--r--graphics/java/android/graphics/RenderNode.java19
-rw-r--r--libs/hwui/RenderNode.cpp42
-rw-r--r--libs/hwui/RenderNode.h6
-rw-r--r--libs/hwui/pipeline/skia/RenderNodeDrawable.cpp22
6 files changed, 90 insertions, 5 deletions
diff --git a/api/current.txt b/api/current.txt
index 5bd9d2b59608..3d7680444d0b 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -14687,6 +14687,7 @@ package android.graphics {
method public float getTranslationX();
method public float getTranslationY();
method public float getTranslationZ();
+ method public long getUniqueId();
method public int getWidth();
method public boolean hasDisplayList();
method public boolean hasIdentityMatrix();
diff --git a/core/jni/android_view_RenderNode.cpp b/core/jni/android_view_RenderNode.cpp
index e89b5933fdc8..752624b0a0be 100644
--- a/core/jni/android_view_RenderNode.cpp
+++ b/core/jni/android_view_RenderNode.cpp
@@ -468,6 +468,10 @@ static jboolean android_view_RenderNode_getAllowForceDark(jlong renderNodePtr) {
return reinterpret_cast<RenderNode*>(renderNodePtr)->stagingProperties().getAllowForceDark();
}
+static jlong android_view_RenderNode_getUniqueId(jlong renderNodePtr) {
+ return reinterpret_cast<RenderNode*>(renderNodePtr)->uniqueId();
+}
+
// ----------------------------------------------------------------------------
// RenderProperties - Animations
// ----------------------------------------------------------------------------
@@ -694,6 +698,7 @@ static const JNINativeMethod gMethods[] = {
{ "nGetHeight", "(J)I", (void*) android_view_RenderNode_getHeight },
{ "nSetAllowForceDark", "(JZ)Z", (void*) android_view_RenderNode_setAllowForceDark },
{ "nGetAllowForceDark", "(J)Z", (void*) android_view_RenderNode_getAllowForceDark },
+ { "nGetUniqueId", "(J)J", (void*) android_view_RenderNode_getUniqueId },
};
int register_android_view_RenderNode(JNIEnv* env) {
diff --git a/graphics/java/android/graphics/RenderNode.java b/graphics/java/android/graphics/RenderNode.java
index 45d7a2178b84..d6f08b92a648 100644
--- a/graphics/java/android/graphics/RenderNode.java
+++ b/graphics/java/android/graphics/RenderNode.java
@@ -1173,6 +1173,22 @@ public final class RenderNode {
return nGetAllowForceDark(mNativeRenderNode);
}
+ /**
+ * Returns the unique ID that identifies this RenderNode. This ID is unique for the
+ * lifetime of the process. IDs are reset on process death, and are unique only within
+ * the process.
+ *
+ * This ID is intended to be used with debugging tools to associate a particular
+ * RenderNode across different debug dumping & inspection tools. For example
+ * a View layout inspector should include the unique ID for any RenderNodes that it owns
+ * to associate the drawing content with the layout content.
+ *
+ * @return the unique ID for this RenderNode
+ */
+ public long getUniqueId() {
+ return nGetUniqueId(mNativeRenderNode);
+ }
+
///////////////////////////////////////////////////////////////////////////
// Animations
///////////////////////////////////////////////////////////////////////////
@@ -1479,4 +1495,7 @@ public final class RenderNode {
@CriticalNative
private static native boolean nGetAllowForceDark(long renderNode);
+
+ @CriticalNative
+ private static native long nGetUniqueId(long renderNode);
}
diff --git a/libs/hwui/RenderNode.cpp b/libs/hwui/RenderNode.cpp
index d2a8f02cc6a7..4a639102192f 100644
--- a/libs/hwui/RenderNode.cpp
+++ b/libs/hwui/RenderNode.cpp
@@ -29,6 +29,7 @@
#include <SkPathOps.h>
#include <algorithm>
+#include <atomic>
#include <sstream>
#include <string>
@@ -47,8 +48,14 @@ private:
TreeInfo* mTreeInfo;
};
+static int64_t generateId() {
+ static std::atomic<int64_t> sNextId{1};
+ return sNextId++;
+}
+
RenderNode::RenderNode()
- : mDirtyPropertyFields(0)
+ : mUniqueId(generateId())
+ , mDirtyPropertyFields(0)
, mNeedsDisplayListSync(false)
, mDisplayList(nullptr)
, mStagingDisplayList(nullptr)
@@ -444,5 +451,38 @@ const SkPath* RenderNode::getClippedOutline(const SkRect& clipRect) const {
return &mClippedOutlineCache.clippedOutline;
}
+using StringBuffer = FatVector<char, 128>;
+
+template <typename... T>
+static void format(StringBuffer& buffer, const std::string_view& format, T... args) {
+ buffer.resize(buffer.capacity());
+ while (1) {
+ int needed = snprintf(buffer.data(), buffer.size(),
+ format.data(), std::forward<T>(args)...);
+ if (needed < 0) {
+ buffer[0] = '\0';
+ buffer.resize(1);
+ return;
+ }
+ if (needed < buffer.size()) {
+ buffer.resize(needed + 1);
+ return;
+ }
+ buffer.resize(buffer.size() * 2);
+ }
+}
+
+void RenderNode::markDrawStart(SkCanvas& canvas) {
+ StringBuffer buffer;
+ format(buffer, "RenderNode(id=%d, name='%s')", uniqueId(), getName());
+ canvas.drawAnnotation(SkRect::MakeWH(getWidth(), getHeight()), buffer.data(), nullptr);
+}
+
+void RenderNode::markDrawEnd(SkCanvas& canvas) {
+ StringBuffer buffer;
+ format(buffer, "/RenderNode(id=%d, name='%s')", uniqueId(), getName());
+ canvas.drawAnnotation(SkRect::MakeWH(getWidth(), getHeight()), buffer.data(), nullptr);
+}
+
} /* namespace uirenderer */
} /* namespace android */
diff --git a/libs/hwui/RenderNode.h b/libs/hwui/RenderNode.h
index be0b46b1c45f..6060123ed759 100644
--- a/libs/hwui/RenderNode.h
+++ b/libs/hwui/RenderNode.h
@@ -213,6 +213,11 @@ public:
UsageHint usageHint() const { return mUsageHint; }
+ int64_t uniqueId() const { return mUniqueId; }
+
+ void markDrawStart(SkCanvas& canvas);
+ void markDrawEnd(SkCanvas& canvas);
+
private:
void computeOrderingImpl(RenderNodeOp* opState,
std::vector<RenderNodeOp*>* compositedChildrenOfProjectionSurface,
@@ -233,6 +238,7 @@ private:
void incParentRefCount() { mParentCount++; }
void decParentRefCount(TreeObserver& observer, TreeInfo* info = nullptr);
+ const int64_t mUniqueId;
String8 mName;
sp<VirtualLightRefBase> mUserContext;
diff --git a/libs/hwui/pipeline/skia/RenderNodeDrawable.cpp b/libs/hwui/pipeline/skia/RenderNodeDrawable.cpp
index ea14d11b7b3e..d80cb6d1ab70 100644
--- a/libs/hwui/pipeline/skia/RenderNodeDrawable.cpp
+++ b/libs/hwui/pipeline/skia/RenderNodeDrawable.cpp
@@ -115,12 +115,26 @@ void RenderNodeDrawable::onDraw(SkCanvas* canvas) {
}
}
+class MarkDraw {
+public:
+ explicit MarkDraw(SkCanvas& canvas, RenderNode& node) : mCanvas(canvas), mNode(node) {
+ if (CC_UNLIKELY(Properties::skpCaptureEnabled)) {
+ mNode.markDrawStart(mCanvas);
+ }
+ }
+ ~MarkDraw() {
+ if (CC_UNLIKELY(Properties::skpCaptureEnabled)) {
+ mNode.markDrawEnd(mCanvas);
+ }
+ }
+private:
+ SkCanvas& mCanvas;
+ RenderNode& mNode;
+};
+
void RenderNodeDrawable::forceDraw(SkCanvas* canvas) {
RenderNode* renderNode = mRenderNode.get();
- if (CC_UNLIKELY(Properties::skpCaptureEnabled)) {
- SkRect dimensions = SkRect::MakeWH(renderNode->getWidth(), renderNode->getHeight());
- canvas->drawAnnotation(dimensions, renderNode->getName(), nullptr);
- }
+ MarkDraw _marker{*canvas, *renderNode};
// We only respect the nothingToDraw check when we are composing a layer. This
// ensures that we paint the layer even if it is not currently visible in the
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-03 08:30:33 +0000