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Unified Diff: tools/timer/Timer.cpp

Issue 344213003: Move BenchTimer to tools as Timer (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: fixes Created 6 years, 6 months ago
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Index: tools/timer/Timer.cpp
diff --git a/tools/timer/Timer.cpp b/tools/timer/Timer.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..4f3fc85cff1912678c832546dfd49e7bec58d22d
--- /dev/null
+++ b/tools/timer/Timer.cpp
@@ -0,0 +1,53 @@
+/*
+ * Copyright 2011 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+#include "Timer.h"
+
+Timer::Timer(SkGLContextHelper* 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();
+}
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