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Code Issues Projects Releases Wiki Activity

add dropped frame count to FPS overlay

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Differential Revision: D2476082

committer: Service User <svcscm@fb.com>
This commit is contained in:
Martin Konicek 2015-09-24 09:46:08 -07:00 committed by facebook-github-bot-7
parent bdb11c05a8
commit dfbee9f558
3 changed files with 32 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
ReactAndroid/src/main/java/com/facebook/react/devsupport/FpsView.java
View File

@ -43,7 +43,7 @@ public class FpsView extends FrameLayout {
mTextView = (TextView) findViewById(R.id.fps_text);
mFrameCallback = new FpsDebugFrameCallback(Choreographer.getInstance(), reactContext);
mFPSMonitorRunnable = new FPSMonitorRunnable();
setCurrentFPS(0, 0);
setCurrentFPS(0, 0, 0, 0);
}
@Override
@ -61,11 +61,13 @@ public class FpsView extends FrameLayout {
mFPSMonitorRunnable.stop();
}
private void setCurrentFPS(double currentFPS, double currentJSFPS) {
private void setCurrentFPS(double currentFPS, double currentJSFPS, int droppedUIFrames, int total4PlusFrameStutters) {
String fpsString = String.format(
Locale.US,
"UI FPS: %.1f\nJS FPS: %.1f",
"UI: %.1f fps\n%d dropped so far\n%d stutters (4+) so far\nJS: %.1f fps",
currentFPS,
droppedUIFrames,
total4PlusFrameStutters,
currentJSFPS);
mTextView.setText(fpsString);
FLog.d(ReactConstants.TAG, fpsString);
@ -77,14 +79,17 @@ public class FpsView extends FrameLayout {
private class FPSMonitorRunnable implements Runnable {
private boolean mShouldStop = false;
private int mTotalFramesDropped = 0;
private int mTotal4PlusFrameStutters = 0;
@Override
public void run() {
if (mShouldStop) {
return;
}
setCurrentFPS(mFrameCallback.getFPS(), mFrameCallback.getJSFPS());
mTotalFramesDropped += mFrameCallback.getExpectedNumFrames() - mFrameCallback.getNumFrames();
mTotal4PlusFrameStutters += mFrameCallback.get4PlusFrameStutters();
setCurrentFPS(mFrameCallback.getFPS(), mFrameCallback.getJSFPS(), mTotalFramesDropped, mTotal4PlusFrameStutters);
mFrameCallback.reset();
postDelayed(this, UPDATE_INTERVAL_MS);

19
ReactAndroid/src/main/java/com/facebook/react/modules/debug/FpsDebugFrameCallback.java
View File

@ -41,6 +41,7 @@ public class FpsDebugFrameCallback implements Choreographer.FrameCallback {
public final int totalFrames;
public final int totalJsFrames;
public final int totalExpectedFrames;
public final int total4PlusFrameStutters;
public final double fps;
public final double jsFps;
public final int totalTimeMs;
@ -49,12 +50,14 @@ public class FpsDebugFrameCallback implements Choreographer.FrameCallback {
int totalFrames,
int totalJsFrames,
int totalExpectedFrames,
int total4PlusFrameStutters,
double fps,
double jsFps,
int totalTimeMs) {
this.totalFrames = totalFrames;
this.totalJsFrames = totalJsFrames;
this.totalExpectedFrames = totalExpectedFrames;
this.total4PlusFrameStutters = total4PlusFrameStutters;
this.fps = fps;
this.jsFps = jsFps;
this.totalTimeMs = totalTimeMs;
@ -72,6 +75,8 @@ public class FpsDebugFrameCallback implements Choreographer.FrameCallback {
private long mFirstFrameTime = -1;
private long mLastFrameTime = -1;
private int mNumFrameCallbacks = 0;
private int mExpectedNumFramesPrev = 0;
private int m4PlusFrameStutters = 0;
private int mNumFrameCallbacksWithBatchDispatches = 0;
private boolean mIsRecordingFpsInfoAtEachFrame = false;
private @Nullable TreeMap<Long, FpsInfo> mTimeToFps;
@ -103,18 +108,25 @@ public class FpsDebugFrameCallback implements Choreographer.FrameCallback {
}
mNumFrameCallbacks++;
int expectedNumFrames = getExpectedNumFrames();
int framesDropped = expectedNumFrames - mExpectedNumFramesPrev - 1;
if (framesDropped >= 4) {
m4PlusFrameStutters++;
}
if (mIsRecordingFpsInfoAtEachFrame) {
Assertions.assertNotNull(mTimeToFps);
FpsInfo info = new FpsInfo(
getNumFrames(),
getNumJSFrames(),
getExpectedNumFrames(),
expectedNumFrames,
m4PlusFrameStutters,
getFPS(),
getJSFPS(),
getTotalTimeMS());
mTimeToFps.put(System.currentTimeMillis(), info);
}
mExpectedNumFramesPrev = expectedNumFrames;
mChoreographer.postFrameCallback(this);
}
@ -168,6 +180,10 @@ public class FpsDebugFrameCallback implements Choreographer.FrameCallback {
return expectedFrames;
}
public int get4PlusFrameStutters() {
return m4PlusFrameStutters;
}
public int getTotalTimeMS() {
return (int) ((double) mLastFrameTime - mFirstFrameTime) / 1000000;
}
@ -189,6 +205,7 @@ public class FpsDebugFrameCallback implements Choreographer.FrameCallback {
mFirstFrameTime = -1;
mLastFrameTime = -1;
mNumFrameCallbacks = 0;
m4PlusFrameStutters = 0;
mNumFrameCallbacksWithBatchDispatches = 0;
mIsRecordingFpsInfoAtEachFrame = false;
mTimeToFps = null;

8
ReactAndroid/src/main/res/devsupport/layout/fps_view.xml
View File

@ -7,12 +7,12 @@
android:id="@+id/fps_text"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_margin="5dp"
android:background="#aa141823"
android:layout_margin="3dp"
android:background="#a4141823"
android:gravity="right"
android:layout_gravity="top|right"
android:padding="5dp"
android:padding="3dp"
android:textColor="@android:color/white"
android:textSize="16sp"
android:textSize="11sp"
/>
</merge>