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Add benchmark for DrawDRRect (flutter/engine#31037)

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George Wright 2022-01-25 16:02:06 -08:00 committed by GitHub
parent f77b74c4c7
commit ff2dfad209
2 changed files with 115 additions and 0 deletions
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80
engine/src/flutter/display_list/display_list_benchmarks.cc
View File

@ -335,6 +335,86 @@ void BM_DrawRRect(benchmark::State& state,
canvas_provider->Snapshot(filename);
}
// Draws a series of "DR" rects of the requested width across
// the canvas and repeats until `kRRectsToDraw` rects have been drawn.
//
// A "DR" rect is a shape consisting of the difference between two
// rounded rects.
//
// Half the drawn DR rects will not have an integral offset.
void BM_DrawDRRect(benchmark::State& state,
BackendType backend_type,
unsigned attributes,
SkRRect::Type type) {
auto canvas_provider = CreateCanvasProvider(backend_type);
DisplayListBuilder builder;
builder.setAttributesFromPaint(GetPaintForRun(attributes),
DisplayListOpFlags::kDrawDRRectFlags);
AnnotateAttributes(attributes, state, DisplayListOpFlags::kDrawDRRectFlags);
size_t length = state.range(0);
size_t canvas_size = length * 2;
canvas_provider->InitializeSurface(canvas_size, canvas_size);
auto canvas = canvas_provider->GetSurface()->getCanvas();
SkVector radii[4];
switch (type) {
case SkRRect::Type::kSimple_Type:
radii[0] = SkVector::Make(5.0f, 5.0f);
radii[1] = SkVector::Make(5.0f, 5.0f);
radii[2] = SkVector::Make(5.0f, 5.0f);
radii[3] = SkVector::Make(5.0f, 5.0f);
break;
case SkRRect::Type::kNinePatch_Type:
radii[0] = SkVector::Make(5.0f, 7.0f);
radii[1] = SkVector::Make(3.0f, 7.0f);
radii[2] = SkVector::Make(3.0f, 4.0f);
radii[3] = SkVector::Make(5.0f, 4.0f);
break;
case SkRRect::Type::kComplex_Type:
radii[0] = SkVector::Make(5.0f, 4.0f);
radii[1] = SkVector::Make(4.0f, 5.0f);
radii[2] = SkVector::Make(3.0f, 6.0f);
radii[3] = SkVector::Make(8.0f, 7.0f);
break;
default:
break;
}
const SkScalar offset = 0.5f;
const SkScalar multiplier = length / 16.0f;
SkRRect rrect, rrect_2;
SkVector set_radii[4];
for (size_t i = 0; i < 4; i++) {
set_radii[i] = radii[i] * multiplier;
}
rrect.setRectRadii(SkRect::MakeLTRB(0, 0, length, length), set_radii);
for (size_t i = 0; i < kRRectsToDraw; i++) {
rrect.inset(0.1f * length, 0.1f * length, &rrect_2);
builder.drawDRRect(rrect, rrect_2);
rrect.offset(offset, offset);
if (rrect.rect().right() > canvas_size) {
rrect.offset(-canvas_size, 0);
}
if (rrect.rect().bottom() > canvas_size) {
rrect.offset(0, -canvas_size);
}
}
auto display_list = builder.Build();
// We only want to time the actual rasterization.
for (auto _ : state) {
display_list->RenderTo(canvas);
canvas_provider->GetSurface()->flushAndSubmit(true);
}
auto filename = canvas_provider->BackendName() + "-DrawDRRect-" +
std::to_string(state.range(0)) + ".png";
canvas_provider->Snapshot(filename);
}
void BM_DrawArc(benchmark::State& state,
BackendType backend_type,
unsigned attributes) {

35
engine/src/flutter/display_list/display_list_benchmarks.h
View File

@ -60,6 +60,10 @@ void BM_DrawRRect(benchmark::State& state,
BackendType backend_type,
unsigned attributes,
SkRRect::Type type);
void BM_DrawDRRect(benchmark::State& state,
BackendType backend_type,
unsigned attributes,
SkRRect::Type type);
void BM_DrawPath(benchmark::State& state,
BackendType backend_type,
unsigned attributes,
@ -291,6 +295,35 @@ void BM_SaveLayer(benchmark::State& state,
->UseRealTime() \
->Unit(benchmark::kMillisecond);
// DrawDRRect
#define DRAW_DRRECT_BENCHMARKS(BACKEND, ATTRIBUTES) \
BENCHMARK_CAPTURE(BM_DrawDRRect, Symmetric/BACKEND, \
BackendType::k##BACKEND##_Backend, \
ATTRIBUTES, \
SkRRect::Type::kSimple_Type) \
->RangeMultiplier(2) \
->Range(16, 2048) \
->UseRealTime() \
->Unit(benchmark::kMillisecond); \
\
BENCHMARK_CAPTURE(BM_DrawDRRect, NinePatch/BACKEND, \
BackendType::k##BACKEND##_Backend, \
ATTRIBUTES, \
SkRRect::Type::kNinePatch_Type) \
->RangeMultiplier(2) \
->Range(16, 2048) \
->UseRealTime() \
->Unit(benchmark::kMillisecond); \
\
BENCHMARK_CAPTURE(BM_DrawDRRect, Complex/BACKEND, \
BackendType::k##BACKEND##_Backend, \
ATTRIBUTES, \
SkRRect::Type::kComplex_Type) \
->RangeMultiplier(2) \
->Range(16, 2048) \
->UseRealTime() \
->Unit(benchmark::kMillisecond);
// DrawImage
#define DRAW_IMAGE_BENCHMARKS(BACKEND, ATTRIBUTES) \
BENCHMARK_CAPTURE(BM_DrawImage, Texture/BACKEND, \
@ -518,6 +551,7 @@ void BM_SaveLayer(benchmark::State& state,
DRAW_ARC_BENCHMARKS(BACKEND, ATTRIBUTES) \
DRAW_PATH_BENCHMARKS(BACKEND, ATTRIBUTES) \
DRAW_RRECT_BENCHMARKS(BACKEND, ATTRIBUTES) \
DRAW_DRRECT_BENCHMARKS(BACKEND, ATTRIBUTES) \
DRAW_TEXT_BLOB_BENCHMARKS(BACKEND, ATTRIBUTES)
// Applies fill style and antialiasing
@ -528,6 +562,7 @@ void BM_SaveLayer(benchmark::State& state,
DRAW_ARC_BENCHMARKS(BACKEND, ATTRIBUTES) \
DRAW_PATH_BENCHMARKS(BACKEND, ATTRIBUTES) \
DRAW_RRECT_BENCHMARKS(BACKEND, ATTRIBUTES) \
DRAW_DRRECT_BENCHMARKS(BACKEND, ATTRIBUTES) \
DRAW_TEXT_BLOB_BENCHMARKS(BACKEND, ATTRIBUTES)
// Applies antialiasing