Merge "Rename HWUI's Skia tracing sysprop and add new sysprop for Perfetto in Skia" (63bbe7b8) · Commits · e / os / android_frameworks_base

libs/hwui/Properties.cpp

+3 −1

Original line number	Diff line number	Diff line
		@@ -138,7 +138,9 @@ bool Properties::load() {
		skpCaptureEnabled = debuggingEnabled && base::GetBoolProperty(PROPERTY_CAPTURE_SKP_ENABLED, false);

		SkAndroidFrameworkTraceUtil::setEnableTracing(
		base::GetBoolProperty(PROPERTY_SKIA_ATRACE_ENABLED, false));
		base::GetBoolProperty(PROPERTY_SKIA_TRACING_ENABLED, false));
		SkAndroidFrameworkTraceUtil::setUsePerfettoTrackEvents(
		base::GetBoolProperty(PROPERTY_SKIA_USE_PERFETTO_TRACK_EVENTS, false));

		runningInEmulator = base::GetBoolProperty(PROPERTY_IS_EMULATOR, false);

libs/hwui/Properties.h

+25 −2

Original line number	Diff line number	Diff line
		@@ -143,9 +143,32 @@ enum DebugLevel {
		#define PROPERTY_CAPTURE_SKP_ENABLED "debug.hwui.capture_skp_enabled"

		/**
		* Allows to record Skia drawing commands with systrace.
		* Allows broad recording of Skia drawing commands.
		*
		* If disabled, a very minimal set of trace events may be recorded.
		* If enabled, a much broader set of trace events may be recorded.
		*
		* In either case, trace events are only recorded if an appropriately configured tracing session is
		* active.
		*
		* Use debug.hwui.skia_use_perfetto_track_events to determine if ATrace (default) or Perfetto is
		* used as the tracing backend.
		*/
		#define PROPERTY_SKIA_TRACING_ENABLED "debug.hwui.skia_tracing_enabled"

		/**
		* Switches Skia's tracing to use Perfetto's Track Event system instead of ATrace.
		*
		* If disabled, ATrace will be used by default, which will record trace events from any of Skia's
		* tracing categories if overall system tracing is active and the "gfx" and "view" ATrace categories
		* are enabled.
		*
		* If enabled, then Perfetto's Track Event system will be used instead, which will only record if an
		* active Perfetto tracing session is targeting the correct apps and Skia tracing categories with
		* the Track Event data source enabled. This approach may be used to selectively filter out
		* undesired Skia tracing categories, and events will contain more data fields.
		*/
		#define PROPERTY_SKIA_ATRACE_ENABLED "debug.hwui.skia_atrace_enabled"
		#define PROPERTY_SKIA_USE_PERFETTO_TRACK_EVENTS "debug.hwui.skia_use_perfetto_track_events"

		/**
		* Defines how many frames in a sequence to capture.