2 files changed, 13 insertions, 0 deletions
diff --git a/tools/timer/Timer.cpp b/tools/timer/Timer.cpp
index 28841cdc84..01ffb96674 100644
--- a/tools/timer/Timer.cpp
+++ b/tools/timer/Timer.cpp
@@ -17,3 +17,15 @@ SkString HumanizeMs(double ms) {
 #endif
     return SkStringPrintf("%.3gms", ms);
 }
+
+int HumanizeMs(char* s, int len, double ms) {
+    if (ms > 60e+3)  return snprintf(s, len, "%.3gm", ms / 60e+3);
+    if (ms >  1e+3)  return snprintf(s, len, "%.3gs", ms / 1e+3);
+    if (ms <  1e-3)  return snprintf(s, len, "%.3gns", ms*1e+6);
+#ifdef SK_BUILD_FOR_WIN
+    if (ms < 1)      return snprintf(s, len, "%.3gus", ms*1e+3);
+#else
+    if (ms < 1)      return snprintf(s, len, "%.3gµs", ms*1e+3);
+#endif
+    return snprintf(s, len, "%.3gms", ms);
+}
diff --git a/tools/timer/Timer.h b/tools/timer/Timer.h
index 446eb254fd..9b0f7b2b98 100644
--- a/tools/timer/Timer.h
+++ b/tools/timer/Timer.h
@@ -22,5 +22,6 @@ public:
 };
 
 SkString HumanizeMs(double);
+int HumanizeMs(char*, int len, double);
 
 #endif