| 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. |
| 9 | // We record a very tiny (one op) picture; one op is better than none, as it forces |
| 10 | // us to allocate memory to store that op... we can't just cheat by holding onto NULLs. |
| 11 | |
| 12 | #include "Benchmark.h" |
| 13 | #include "SkCanvas.h" |
| 14 | #include "SkPictureRecorder.h" |
| 15 | |
| 16 | struct PictureOverheadBench : public Benchmark { |
| 17 | const char* onGetName() override { return "picture_overhead"; } |
| 18 | bool isSuitableFor(Backend backend) override { return backend == kNonRendering_Backend; } |
| 19 | |
| 20 | void onDraw(const int loops, SkCanvas*) override { |
| 21 | SkPictureRecorder rec; |
| 22 | for (int i = 0; i < loops; i++) { |
| 23 | SkCanvas* c = rec.beginRecording(SkRect::MakeWH(2000,3000)); |
| 24 | c->drawRect(SkRect::MakeXYWH(10, 10, 1000, 1000), SkPaint()); |
| 25 | SkAutoTUnref<SkPicture> pic(rec.endRecordingAsPicture()); |
| 26 | } |
| 27 | } |
| 28 | }; |
| 29 | DEF_BENCH(return new PictureOverheadBench;) |