diff options
Diffstat (limited to 'core/java/android/view/ViewAncestor.java')
-rw-r--r-- | core/java/android/view/ViewAncestor.java | 62 |
1 files changed, 56 insertions, 6 deletions
diff --git a/core/java/android/view/ViewAncestor.java b/core/java/android/view/ViewAncestor.java index c6b2f91..d587788 100644 --- a/core/java/android/view/ViewAncestor.java +++ b/core/java/android/view/ViewAncestor.java @@ -46,6 +46,7 @@ import android.os.ParcelFileDescriptor; import android.os.Process; import android.os.RemoteException; import android.os.SystemClock; +import android.os.SystemProperties; import android.util.AndroidRuntimeException; import android.util.DisplayMetrics; import android.util.EventLog; @@ -107,6 +108,12 @@ public final class ViewAncestor extends Handler implements ViewParent, private static final boolean DEBUG_CONFIGURATION = false || LOCAL_LOGV; private static final boolean WATCH_POINTER = false; + /** + * Set this system property to true to force the view hierarchy to render + * at 60 Hz. This can be used to measure the potential framerate. + */ + private static final String PROPERTY_PROFILE_RENDERING = "viewancestor.profile_rendering"; + private static final boolean MEASURE_LATENCY = false; private static LatencyTimer lt; @@ -128,7 +135,7 @@ public final class ViewAncestor extends Handler implements ViewParent, static final ArrayList<ComponentCallbacks> sConfigCallbacks = new ArrayList<ComponentCallbacks>(); - + long mLastTrackballTime = 0; final TrackballAxis mTrackballAxisX = new TrackballAxis(); final TrackballAxis mTrackballAxisY = new TrackballAxis(); @@ -227,7 +234,7 @@ public final class ViewAncestor extends Handler implements ViewParent, final Configuration mLastConfiguration = new Configuration(); final Configuration mPendingConfiguration = new Configuration(); - + class ResizedInfo { Rect coveredInsets; Rect visibleInsets; @@ -254,6 +261,10 @@ public final class ViewAncestor extends Handler implements ViewParent, volatile Object mLocalDragState; final PointF mDragPoint = new PointF(); final PointF mLastTouchPoint = new PointF(); + + private boolean mProfileRendering; + private Thread mRenderProfiler; + private volatile boolean mRenderProfilingEnabled; /** * see {@link #playSoundEffect(int)} @@ -329,6 +340,8 @@ public final class ViewAncestor extends Handler implements ViewParent, mViewConfiguration = ViewConfiguration.get(context); mDensity = context.getResources().getDisplayMetrics().densityDpi; mFallbackEventHandler = PolicyManager.makeNewFallbackEventHandler(context); + mProfileRendering = Boolean.parseBoolean( + SystemProperties.get(PROPERTY_PROFILE_RENDERING, "false")); } public static void addFirstDrawHandler(Runnable callback) { @@ -1612,11 +1625,45 @@ public final class ViewAncestor extends Handler implements ViewParent, */ void outputDisplayList(View view) { if (mAttachInfo != null && mAttachInfo.mHardwareCanvas != null) { - - HardwareCanvas canvas = (HardwareCanvas) mAttachInfo.mHardwareCanvas; DisplayList displayList = view.getDisplayList(); if (displayList != null) { - canvas.outputDisplayList(displayList); + mAttachInfo.mHardwareCanvas.outputDisplayList(displayList); + } + } + } + + /** + * @see #PROPERTY_PROFILE_RENDERING + */ + private void profileRendering(boolean enabled) { + if (mProfileRendering) { + mRenderProfilingEnabled = enabled; + if (mRenderProfiler == null) { + mRenderProfiler = new Thread(new Runnable() { + @Override + public void run() { + Log.d(TAG, "Starting profiling thread"); + while (mRenderProfilingEnabled) { + mAttachInfo.mHandler.post(new Runnable() { + @Override + public void run() { + mDirty.set(0, 0, mWidth, mHeight); + scheduleTraversals(); + } + }); + try { + // TODO: This should use vsync when we get an API + Thread.sleep(15); + } catch (InterruptedException e) { + Log.d(TAG, "Exiting profiling thread"); + } + } + } + }, "Rendering Profiler"); + mRenderProfiler.start(); + } else { + mRenderProfiler.interrupt(); + mRenderProfiler = null; } } } @@ -1636,7 +1683,7 @@ public final class ViewAncestor extends Handler implements ViewParent, } } } - + scrollToRectOrFocus(null, false); if (mAttachInfo.mViewScrollChanged) { @@ -2242,6 +2289,9 @@ public final class ViewAncestor extends Handler implements ViewParent, if (mAdded) { boolean hasWindowFocus = msg.arg1 != 0; mAttachInfo.mHasWindowFocus = hasWindowFocus; + + profileRendering(hasWindowFocus); + if (hasWindowFocus) { boolean inTouchMode = msg.arg2 != 0; ensureTouchModeLocally(inTouchMode); |