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Unified Diff: tools/timer/Timer.cpp

Issue 1422623003: Revert of SkTime::GetNSecs() (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Created 5 years, 2 months ago
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Index: tools/timer/Timer.cpp
diff --git a/tools/timer/Timer.cpp b/tools/timer/Timer.cpp
index 28841cdc846f9a93efd02dbb696c36c17b245169..b59988ca2642f5f3330d05ba849cdde8c4c49e0d 100644
--- a/tools/timer/Timer.cpp
+++ b/tools/timer/Timer.cpp
@@ -5,6 +5,52 @@
* found in the LICENSE file.
*/
#include "Timer.h"
+
+Timer::Timer(SkGLContext* gl)
+ : fCpu(-1.0)
+ , fWall(-1.0)
+ , fTruncatedCpu(-1.0)
+ , fTruncatedWall(-1.0)
+ , fGpu(-1.0)
+#if SK_SUPPORT_GPU
+ , fGpuTimer(gl)
+#endif
+ {}
+
+void Timer::start() {
+ fSysTimer.startWall();
+ fTruncatedSysTimer.startWall();
+#if SK_SUPPORT_GPU
+ fGpuTimer.start();
+#endif
+ fSysTimer.startCpu();
+ fTruncatedSysTimer.startCpu();
+}
+
+void Timer::end() {
+ fCpu = fSysTimer.endCpu();
+#if SK_SUPPORT_GPU
+ //It is important to stop the cpu clocks first,
+ //as the following will cpu wait for the gpu to finish.
+ fGpu = fGpuTimer.end();
+#endif
+ fWall = fSysTimer.endWall();
+}
+
+void Timer::truncatedEnd() {
+ fTruncatedCpu = fTruncatedSysTimer.endCpu();
+ fTruncatedWall = fTruncatedSysTimer.endWall();
+}
+
+WallTimer::WallTimer() : fWall(-1.0) {}
+
+void WallTimer::start() {
+ fSysTimer.startWall();
+}
+
+void WallTimer::end() {
+ fWall = fSysTimer.endWall();
+}
SkString HumanizeMs(double ms) {
if (ms > 60e+3) return SkStringPrintf("%.3gm", ms/60e+3);
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