skparagraph_benchmarks.cc File Reference

#include <sstream>
#include "flutter/fml/command_line.h"
#include "flutter/fml/logging.h"
#include "flutter/third_party/txt/tests/txt_test_utils.h"
#include "third_party/benchmark/include/benchmark/benchmark.h"
#include "third_party/icu/source/common/unicode/unistr.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "third_party/skia/include/core/SkCanvas.h"
#include "third_party/skia/include/core/SkColor.h"
#include "third_party/skia/modules/skparagraph/include/Paragraph.h"
#include "third_party/skia/modules/skparagraph/include/ParagraphBuilder.h"
#include "third_party/skia/modules/skparagraph/include/TypefaceFontProvider.h"
#include "third_party/skia/modules/skparagraph/utils/TestFontCollection.h"

Go to the source code of this file.

Classes
class	SkParagraphFixture

Functions
	BENCHMARK_F (SkParagraphFixture, ShortLayout)(benchmark
	BENCHMARK_F (SkParagraphFixture, LongLayout)(benchmark
	BENCHMARK_F (SkParagraphFixture, JustifyLayout)(benchmark
	BENCHMARK_F (SkParagraphFixture, ManyStylesLayout)(benchmark
	BENCHMARK_DEFINE_F (SkParagraphFixture, TextBigO)(benchmark
	RangeMultiplier (4) -> Range(1<< 6, 1<< 14) ->Complexity(benchmark::oN)
	BENCHMARK_DEFINE_F (SkParagraphFixture, StylesBigO)(benchmark
	BENCHMARK_F (SkParagraphFixture, PaintSimple)(benchmark
	BENCHMARK_F (SkParagraphFixture, PaintLarge)(benchmark
	BENCHMARK_F (SkParagraphFixture, PaintDecoration)(benchmark
	BENCHMARK_F (SkParagraphFixture, SimpleBuilder)(benchmark

Function Documentation

BENCHMARK_DEFINE_F() [1/2]

BENCHMARK_DEFINE_F	(	SkParagraphFixture	,
		StylesBigO
	)

Definition at line 186 of file skparagraph_benchmarks.cc.

                                                                          {
  const char* text = "vry shrt ";
  sktxt::ParagraphStyle paragraph_style;
  sktxt::TextStyle text_style;
  text_style.setFontFamilies({SkString("Roboto")});
  text_style.setColor(SK_ColorBLACK);
  auto builder = sktxt::ParagraphBuilder::make(
      paragraph_style,
      sk_make_sp<sktxt::TestFontCollection>(txt::GetFontDir()));
  for (int i = 0; i < 1000; ++i) {
    builder->pushStyle(text_style);
    builder->addText(text);
  }
  auto paragraph = builder->Build();
  while (state.KeepRunning()) {
    paragraph->markDirty();
    paragraph->layout(300);
  }
  state.SetComplexityN(state.range(0));
}

BENCHMARK_DEFINE_F() [2/2]

BENCHMARK_DEFINE_F	(	SkParagraphFixture	,
		TextBigO
	)

Definition at line 159 of file skparagraph_benchmarks.cc.

                                                                        {
  std::vector<uint16_t> text;
  for (uint16_t i = 0; i < state.range(0); ++i) {
    text.push_back(i % 5 == 0 ? ' ' : i);
  }
  std::u16string u16_text(text.data(), text.data() + text.size());
  sktxt::ParagraphStyle paragraph_style;
  sktxt::TextStyle text_style;
  text_style.setFontFamilies({SkString("Roboto")});
  text_style.setColor(SK_ColorBLACK);
  auto builder =
      sktxt::ParagraphBuilder::make(paragraph_style, font_collection_);
  builder->pushStyle(text_style);
  builder->addText(u16_text);
  builder->pop();
  auto paragraph = builder->Build();
  while (state.KeepRunning()) {
    paragraph->markDirty();
    paragraph->layout(300);
  }
  state.SetComplexityN(state.range(0));
}

BENCHMARK_F() [1/8]

BENCHMARK_F	(	SkParagraphFixture	,
		JustifyLayout
	)

Definition at line 104 of file skparagraph_benchmarks.cc.

                                                                      {
  const char* text =
      "This is a very long sentence to test if the text will properly wrap "
      "around and go to the next line. Sometimes, short sentence. Longer "
      "sentences are okay too because they are necessary. Very short. "
      "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod "
      "tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim "
      "veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea "
      "commodo consequat. Duis aute irure dolor in reprehenderit in voluptate "
      "velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint "
      "occaecat cupidatat non proident, sunt in culpa qui officia deserunt "
      "mollit anim id est laborum. "
      "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod "
      "tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim "
      "veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea "
      "commodo consequat. Duis aute irure dolor in reprehenderit in voluptate "
      "velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint "
      "occaecat cupidatat non proident, sunt in culpa qui officia deserunt "
      "mollit anim id est laborum.";
  sktxt::ParagraphStyle paragraph_style;
  paragraph_style.setTextAlign(sktxt::TextAlign::kJustify);
  sktxt::TextStyle text_style;
  text_style.setFontFamilies({SkString("Roboto")});
  text_style.setColor(SK_ColorBLACK);
  auto builder =
      sktxt::ParagraphBuilder::make(paragraph_style, font_collection_);
  builder->pushStyle(text_style);
  builder->addText(text);
  builder->pop();
  auto paragraph = builder->Build();
  while (state.KeepRunning()) {
    paragraph->markDirty();
    paragraph->layout(300);
  }
}

BENCHMARK_F() [2/8]

BENCHMARK_F	(	SkParagraphFixture	,
		LongLayout
	)

Definition at line 69 of file skparagraph_benchmarks.cc.

                                                                   {
  const char* text =
      "This is a very long sentence to test if the text will properly wrap "
      "around and go to the next line. Sometimes, short sentence. Longer "
      "sentences are okay too because they are necessary. Very short. "
      "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod "
      "tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim "
      "veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea "
      "commodo consequat. Duis aute irure dolor in reprehenderit in voluptate "
      "velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint "
      "occaecat cupidatat non proident, sunt in culpa qui officia deserunt "
      "mollit anim id est laborum. "
      "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod "
      "tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim "
      "veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea "
      "commodo consequat. Duis aute irure dolor in reprehenderit in voluptate "
      "velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint "
      "occaecat cupidatat non proident, sunt in culpa qui officia deserunt "
      "mollit anim id est laborum.";
  sktxt::ParagraphStyle paragraph_style;
  sktxt::TextStyle text_style;
  text_style.setFontFamilies({SkString("Roboto")});
  text_style.setColor(SK_ColorBLACK);
  auto builder =
      sktxt::ParagraphBuilder::make(paragraph_style, font_collection_);
  builder->pushStyle(text_style);
  builder->addText(text);
  builder->pop();
  auto paragraph = builder->Build();
  while (state.KeepRunning()) {
    paragraph->markDirty();
    paragraph->layout(300);
  }
}

BENCHMARK_F() [3/8]

BENCHMARK_F	(	SkParagraphFixture	,
		ManyStylesLayout
	)

Definition at line 140 of file skparagraph_benchmarks.cc.

                                                                         {
  const char* text = "-";
  sktxt::ParagraphStyle paragraph_style;
  sktxt::TextStyle text_style;
  text_style.setFontFamilies({SkString("Roboto")});
  text_style.setColor(SK_ColorBLACK);
  auto builder =
      sktxt::ParagraphBuilder::make(paragraph_style, font_collection_);
  for (int i = 0; i < 1000; ++i) {
    builder->pushStyle(text_style);
    builder->addText(text);
  }
  auto paragraph = builder->Build();
  while (state.KeepRunning()) {
    paragraph->markDirty();
    paragraph->layout(300);
  }
}

BENCHMARK_F() [4/8]

BENCHMARK_F	(	SkParagraphFixture	,
		PaintDecoration
	)

Definition at line 269 of file skparagraph_benchmarks.cc.

                                                                        {
  const char* text =
      "Hello world! This is a simple sentence to test drawing. Hello world! "
      "This is a simple sentence to test drawing.";
  sktxt::ParagraphStyle paragraph_style;
  sktxt::TextStyle text_style;
  text_style.setFontFamilies({SkString("Roboto")});
  text_style.setColor(SK_ColorBLACK);
  text_style.setDecoration(static_cast<sktxt::TextDecoration>(
      sktxt::TextDecoration::kLineThrough | sktxt::TextDecoration::kOverline |
      sktxt::TextDecoration::kUnderline));
  auto builder =
      sktxt::ParagraphBuilder::make(paragraph_style, font_collection_);
  text_style.setDecorationStyle(sktxt::TextDecorationStyle::kSolid);
  builder->pushStyle(text_style);
  builder->addText(text);
 
  text_style.setDecorationStyle(sktxt::TextDecorationStyle::kDotted);
  builder->pushStyle(text_style);
  builder->addText(text);
 
  text_style.setDecorationStyle(sktxt::TextDecorationStyle::kWavy);
  builder->pushStyle(text_style);
  builder->addText(text);
 
  auto paragraph = builder->Build();
  paragraph->layout(300);
  int offset = 0;
  while (state.KeepRunning()) {
    paragraph->paint(canvas_.get(), offset % 700, 10);
    offset++;
  }
}

BENCHMARK_F() [5/8]

BENCHMARK_F	(	SkParagraphFixture	,
		PaintLarge
	)

Definition at line 231 of file skparagraph_benchmarks.cc.

                                                                   {
  const char* text =
      "Hello world! This is a simple sentence to test drawing. Hello world! "
      "This is a simple sentence to test drawing. Hello world! This is a "
      "simple sentence to test drawing.Hello world! This is a simple sentence "
      "to test drawing. Hello world! "
      "This is a simple sentence to test drawing. Hello world! This is a "
      "simple sentence to test drawing.Hello world! This is a simple sentence "
      "to test drawing. Hello world! "
      "This is a simple sentence to test drawing. Hello world! This is a "
      "simple sentence to test drawing.Hello world! This is a simple sentence "
      "to test drawing. Hello world! "
      "This is a simple sentence to test drawing. Hello world! This is a "
      "simple sentence to test drawing.Hello world! This is a simple sentence "
      "to test drawing. Hello world! "
      "This is a simple sentence to test drawing. Hello world! This is a "
      "simple sentence to test drawing.Hello world! This is a simple sentence "
      "to test drawing. Hello world! "
      "This is a simple sentence to test drawing. Hello world! This is a "
      "simple sentence to test drawing.";
  sktxt::ParagraphStyle paragraph_style;
  sktxt::TextStyle text_style;
  text_style.setFontFamilies({SkString("Roboto")});
  text_style.setColor(SK_ColorBLACK);
  auto builder =
      sktxt::ParagraphBuilder::make(paragraph_style, font_collection_);
  builder->pushStyle(text_style);
  builder->addText(text);
  builder->pop();
  auto paragraph = builder->Build();
  paragraph->layout(300);
  int offset = 0;
  while (state.KeepRunning()) {
    paragraph->paint(canvas_.get(), offset % 700, 10);
    offset++;
  }
}

BENCHMARK_F() [6/8]

BENCHMARK_F	(	SkParagraphFixture	,
		PaintSimple
	)

Definition at line 211 of file skparagraph_benchmarks.cc.

                                                                    {
  const char* text = "This is a simple sentence to test drawing.";
  sktxt::ParagraphStyle paragraph_style;
  sktxt::TextStyle text_style;
  text_style.setFontFamilies({SkString("Roboto")});
  text_style.setColor(SK_ColorBLACK);
  auto builder =
      sktxt::ParagraphBuilder::make(paragraph_style, font_collection_);
  builder->pushStyle(text_style);
  builder->addText(text);
  builder->pop();
  auto paragraph = builder->Build();
  paragraph->layout(300);
  int offset = 0;
  while (state.KeepRunning()) {
    paragraph->paint(canvas_.get(), offset % 700, 10);
    offset++;
  }
}

BENCHMARK_F() [7/8]

BENCHMARK_F	(	SkParagraphFixture	,
		ShortLayout
	)

Definition at line 51 of file skparagraph_benchmarks.cc.

                                                                    {
  const char* text = "Hello World";
  sktxt::ParagraphStyle paragraph_style;
  sktxt::TextStyle text_style;
  text_style.setFontFamilies({SkString("Roboto")});
  text_style.setColor(SK_ColorBLACK);
  auto builder =
      sktxt::ParagraphBuilder::make(paragraph_style, font_collection_);
  builder->pushStyle(text_style);
  builder->addText(text);
  builder->pop();
  auto paragraph = builder->Build();
  while (state.KeepRunning()) {
    paragraph->markDirty();
    paragraph->layout(300);
  }
}

BENCHMARK_F() [8/8]

BENCHMARK_F	(	SkParagraphFixture	,
		SimpleBuilder
	)

Definition at line 303 of file skparagraph_benchmarks.cc.

                                                                      {
  const char* text = "Hello World";
  sktxt::ParagraphStyle paragraph_style;
  sktxt::TextStyle text_style;
  text_style.setFontFamilies({SkString("Roboto")});
  text_style.setColor(SK_ColorBLACK);
  while (state.KeepRunning()) {
    auto builder =
        sktxt::ParagraphBuilder::make(paragraph_style, font_collection_);
    builder->pushStyle(text_style);
    builder->addText(text);
    builder->pop();
    auto paragraph = builder->Build();
  }
}

RangeMultiplier()

RangeMultiplier

(

4

)

-> Range(1<< 6, 1<< 14) ->Complexity(benchmark::oN)