generatebitmapmeasurement.patch

diff --git a/src/core/SkImageCacherator.cpp b/src/core/SkImageCacherator.cpp
index 9074924..767900c 100644
--- a/src/core/SkImageCacherator.cpp
+++ b/src/core/SkImageCacherator.cpp
@@ -81,6 +81,29 @@ static bool check_output_bitmap(const SkBitmap& bitmap, uint32_t expectedID) {
     return true;
 }
 
+#define SKGR_DEBUG
+#ifdef SKGR_DEBUG
+
+#include <android/log.h>
+
+#include <time.h>
+
+using namespace std;
+static double elapsed(timespec start, timespec end)
+{
+    return (end.tv_sec-start.tv_sec)*1000 + (end.tv_nsec-start.tv_nsec) * 0.000001;
+}
+
+#define ELAPSE_START   timespec time1, time2; clock_gettime(CLOCK_MONOTONIC, &time1);
+
+#define ELAPSE_END(a, ...)     clock_gettime(CLOCK_MONOTONIC, &time2); \
+                           double elapsedMiliseconds = elapsed(time1, time2); \
+                           __android_log_print(ANDROID_LOG_INFO, a, "%s:took %fms for %d*%d colorType %d", __FUNCTION__, elapsedMiliseconds, __VA_ARGS__);
+#else
+#define ELAPSE_START
+#define ELAPSE_END(a, ...)
+#endif
+
 // Note, this returns a new, mutable, bitmap, with a new genID.
 // If you want the immutable bitmap with the same ID as our cacherator, call tryLockAsBitmap()
 //
@@ -92,7 +115,10 @@ bool SkImageCacherator::generateBitmap(SkBitmap* bitmap) {
     if (fInfo.dimensions() == genInfo.dimensions()) {
         SkASSERT(fOrigin.x() == 0 && fOrigin.y() == 0);
         // fast-case, no copy needed
-        return generator->tryGenerateBitmap(bitmap, fInfo, allocator);
+        ELAPSE_START
+        bool returned = generator->tryGenerateBitmap(bitmap, fInfo, allocator);
+        ELAPSE_END("GFX", fInfo.width(), fInfo.height(), fInfo.colorType());
+        return returned;
     } else {
         // need to handle subsetting, so we first generate the full size version, and then
         // "read" from it to get our subset. See https://bug.skia.org/4213