mtklein | 649e045 | 2015-04-03 13:25:13 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
| 8 | // A benchmark designed to isolate the constant overheads of picture recording. |
mtklein | f559de4 | 2015-04-06 07:25:04 -0700 | [diff] [blame] | 9 | // We record an empty picture and a picture with one draw op to force memory allocation. |
mtklein | 649e045 | 2015-04-03 13:25:13 -0700 | [diff] [blame] | 10 | |
| 11 | #include "Benchmark.h" |
| 12 | #include "SkCanvas.h" |
| 13 | #include "SkPictureRecorder.h" |
| 14 | |
mtklein | f559de4 | 2015-04-06 07:25:04 -0700 | [diff] [blame] | 15 | template <bool kDraw> |
mtklein | 649e045 | 2015-04-03 13:25:13 -0700 | [diff] [blame] | 16 | struct PictureOverheadBench : public Benchmark { |
mtklein | f559de4 | 2015-04-06 07:25:04 -0700 | [diff] [blame] | 17 | const char* onGetName() override { |
| 18 | return kDraw ? "picture_overhead_draw" : "picture_overhead_nodraw"; |
| 19 | } |
mtklein | 649e045 | 2015-04-03 13:25:13 -0700 | [diff] [blame] | 20 | bool isSuitableFor(Backend backend) override { return backend == kNonRendering_Backend; } |
| 21 | |
| 22 | void onDraw(const int loops, SkCanvas*) override { |
| 23 | SkPictureRecorder rec; |
| 24 | for (int i = 0; i < loops; i++) { |
mtklein | f559de4 | 2015-04-06 07:25:04 -0700 | [diff] [blame] | 25 | rec.beginRecording(SkRect::MakeWH(2000,3000)); |
| 26 | if (kDraw) { |
| 27 | rec.getRecordingCanvas()->drawRect(SkRect::MakeXYWH(10, 10, 1000, 1000), SkPaint()); |
| 28 | } |
mtklein | 649e045 | 2015-04-03 13:25:13 -0700 | [diff] [blame] | 29 | SkAutoTUnref<SkPicture> pic(rec.endRecordingAsPicture()); |
| 30 | } |
| 31 | } |
| 32 | }; |
mtklein | f559de4 | 2015-04-06 07:25:04 -0700 | [diff] [blame] | 33 | |
| 34 | DEF_BENCH(return (new PictureOverheadBench<false>);) |
| 35 | DEF_BENCH(return (new PictureOverheadBench< true>);) |