joshualitt | eef5b3e | 2015-04-03 08:07:26 -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 | #include "Benchmark.h" |
| 9 | #include "Resources.h" |
| 10 | #include "SkCanvas.h" |
| 11 | #include "SkPaint.h" |
| 12 | #include "SkRandom.h" |
| 13 | #include "SkStream.h" |
| 14 | #include "SkString.h" |
| 15 | #include "SkTemplates.h" |
| 16 | #include "SkTextBlob.h" |
| 17 | #include "SkTypeface.h" |
| 18 | |
| 19 | #include "sk_tool_utils.h" |
| 20 | |
| 21 | /* |
| 22 | * A trivial test which benchmarks the performance of a textblob with a single run. |
| 23 | */ |
Herb Derby | 430424b | 2018-08-07 13:29:41 -0400 | [diff] [blame] | 24 | class SkTextBlobBench : public Benchmark { |
joshualitt | eef5b3e | 2015-04-03 08:07:26 -0700 | [diff] [blame] | 25 | public: |
Herb Derby | 430424b | 2018-08-07 13:29:41 -0400 | [diff] [blame] | 26 | SkTextBlobBench() {} |
kkinnunen | b4a797f | 2015-05-21 06:15:28 -0700 | [diff] [blame] | 27 | |
joshualitt | 8a6697a | 2015-09-30 12:11:07 -0700 | [diff] [blame] | 28 | void onDelayedSetup() override { |
Herb Derby | 430424b | 2018-08-07 13:29:41 -0400 | [diff] [blame] | 29 | fPaint.setTypeface(sk_tool_utils::create_portable_typeface("serif", SkFontStyle())); |
Herb Derby | 55bc051 | 2018-10-08 14:06:09 -0400 | [diff] [blame] | 30 | fPaint.setTextEncoding(SkPaint::kUTF8_TextEncoding); |
joshualitt | eef5b3e | 2015-04-03 08:07:26 -0700 | [diff] [blame] | 31 | |
Herb Derby | 430424b | 2018-08-07 13:29:41 -0400 | [diff] [blame] | 32 | // This text seems representative in both length and letter frequency. |
| 33 | const char* text = "Keep your sentences short, but not overly so."; |
joshualitt | eef5b3e | 2015-04-03 08:07:26 -0700 | [diff] [blame] | 34 | |
Herb Derby | 430424b | 2018-08-07 13:29:41 -0400 | [diff] [blame] | 35 | fGlyphs.setCount(fPaint.textToGlyphs(text, strlen(text), nullptr)); |
| 36 | fPaint.textToGlyphs(text, strlen(text), fGlyphs.begin()); |
Herb Derby | 55bc051 | 2018-10-08 14:06:09 -0400 | [diff] [blame] | 37 | |
| 38 | fPaint.setTextEncoding(SkPaint::kGlyphID_TextEncoding); |
| 39 | fPaint.setSubpixelText(true); |
joshualitt | eef5b3e | 2015-04-03 08:07:26 -0700 | [diff] [blame] | 40 | } |
| 41 | |
Herb Derby | 430424b | 2018-08-07 13:29:41 -0400 | [diff] [blame] | 42 | sk_sp<SkTextBlob> makeBlob() { |
| 43 | const SkTextBlobBuilder::RunBuffer& run = |
| 44 | fBuilder.allocRunPosH(fPaint, fGlyphs.count(), 10, nullptr); |
| 45 | for (int i = 0; i < fGlyphs.count(); i++) { |
| 46 | run.glyphs[i] = fGlyphs[i]; |
Herb Derby | 55bc051 | 2018-10-08 14:06:09 -0400 | [diff] [blame] | 47 | run. pos[i] = (i+1) * 10.125; |
Herb Derby | 430424b | 2018-08-07 13:29:41 -0400 | [diff] [blame] | 48 | } |
| 49 | return fBuilder.make(); |
| 50 | } |
| 51 | |
| 52 | private: |
| 53 | SkTextBlobBuilder fBuilder; |
| 54 | SkPaint fPaint; |
| 55 | SkTDArray<uint16_t> fGlyphs; |
| 56 | |
| 57 | typedef Benchmark INHERITED; |
| 58 | }; |
| 59 | |
| 60 | class TextBlobCachedBench : public SkTextBlobBench { |
mtklein | f059900 | 2015-07-13 06:18:39 -0700 | [diff] [blame] | 61 | const char* onGetName() override { |
Herb Derby | 430424b | 2018-08-07 13:29:41 -0400 | [diff] [blame] | 62 | return "TextBlobCachedBench"; |
joshualitt | eef5b3e | 2015-04-03 08:07:26 -0700 | [diff] [blame] | 63 | } |
| 64 | |
mtklein | a1ebeb2 | 2015-10-01 09:43:39 -0700 | [diff] [blame] | 65 | void onDraw(int loops, SkCanvas* canvas) override { |
joshualitt | eef5b3e | 2015-04-03 08:07:26 -0700 | [diff] [blame] | 66 | SkPaint paint; |
| 67 | |
Herb Derby | 430424b | 2018-08-07 13:29:41 -0400 | [diff] [blame] | 68 | auto blob = this->makeBlob(); |
Herb Derby | 55bc051 | 2018-10-08 14:06:09 -0400 | [diff] [blame] | 69 | auto bigLoops = loops * 100; |
Herb Derby | 434377a | 2018-10-02 16:48:17 -0400 | [diff] [blame] | 70 | for (int i = 0; i < bigLoops; i++) { |
Herb Derby | 430424b | 2018-08-07 13:29:41 -0400 | [diff] [blame] | 71 | // To ensure maximum caching, we just redraw the blob at the same place everytime |
| 72 | canvas->drawTextBlob(blob, 0, 0, paint); |
joshualitt | eef5b3e | 2015-04-03 08:07:26 -0700 | [diff] [blame] | 73 | } |
| 74 | } |
joshualitt | eef5b3e | 2015-04-03 08:07:26 -0700 | [diff] [blame] | 75 | }; |
| 76 | |
Herb Derby | 430424b | 2018-08-07 13:29:41 -0400 | [diff] [blame] | 77 | class TextBlobFirstTimeBench : public SkTextBlobBench { |
| 78 | const char* onGetName() override { |
| 79 | return "TextBlobFirstTimeBench"; |
| 80 | } |
| 81 | |
| 82 | void onDraw(int loops, SkCanvas* canvas) override { |
| 83 | SkPaint paint; |
| 84 | |
Herb Derby | 55bc051 | 2018-10-08 14:06:09 -0400 | [diff] [blame] | 85 | auto bigLoops = loops * 100; |
Herb Derby | 434377a | 2018-10-02 16:48:17 -0400 | [diff] [blame] | 86 | for (int i = 0; i < bigLoops; i++) { |
Herb Derby | 430424b | 2018-08-07 13:29:41 -0400 | [diff] [blame] | 87 | canvas->drawTextBlob(this->makeBlob(), 0, 0, paint); |
| 88 | } |
| 89 | } |
| 90 | }; |
| 91 | |
| 92 | DEF_BENCH( return new TextBlobCachedBench(); ) |
| 93 | DEF_BENCH( return new TextBlobFirstTimeBench(); ) |