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geometry_benchmarks.cc
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1// Copyright 2013 The Flutter Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "flutter/benchmarking/benchmarking.h"
6
7#include "flutter/display_list/geometry/dl_path.h"
8#include "flutter/display_list/geometry/dl_path_builder.h"
9#include "impeller/entity/geometry/stroke_path_geometry.h"
10#include "impeller/tessellator/tessellator_libtess.h"
11
12namespace impeller {
13
14class ImpellerBenchmarkAccessor {
15 public:
16 static std::vector<Point> GenerateSolidStrokeVertices(
17 Tessellator& tessellator,
18 const PathSource& path,
19 const StrokeParameters& stroke,
20 Scalar scale) {
21 return StrokePathGeometry::GenerateSolidStrokeVertices( //
22 tessellator, path, stroke, scale);
23 }
24};
25
26namespace {
27/// A path with many connected cubic components, including
28/// overlaps/self-intersections/multi-contour.
29flutter::DlPath CreateCubic(bool closed);
30/// Similar to the path above, but with all cubics replaced by quadratics.
31flutter::DlPath CreateQuadratic(bool closed);
32/// Create a rounded rect.
33flutter::DlPath CreateRRect();
34/// Create a rounded superellipse.
35flutter::DlPath CreateRSuperellipse();
36} // namespace
37
38static TessellatorLibtess tess;
39
40template <class... Args>
41static void BM_StrokePath(benchmark::State& state, Args&&... args) {
42 auto args_tuple = std::make_tuple(std::move(args)...);
43 auto path = std::get<flutter::DlPath>(args_tuple);
44
45 Tessellator tessellator;
46 StrokeParameters stroke{
47 .width = 5.0f,
48 .cap = std::get<Cap>(args_tuple),
49 .join = std::get<Join>(args_tuple),
50 .miter_limit = 10.0f,
51 };
52
53 const Scalar scale = 1.0f;
54
55 size_t point_count = 0u;
56 size_t single_point_count = 0u;
57 while (state.KeepRunning()) {
58 auto vertices = ImpellerBenchmarkAccessor::GenerateSolidStrokeVertices(
59 tessellator, path, stroke, scale);
60 single_point_count = vertices.size();
61 point_count += single_point_count;
62 }
63 state.counters["SinglePointCount"] = single_point_count;
64 state.counters["TotalPointCount"] = point_count;
65}
66
67template <class... Args>
68static void BM_Convex(benchmark::State& state, Args&&... args) {
69 auto args_tuple = std::make_tuple(std::move(args)...);
70 auto path = flutter::DlPath(std::get<flutter::DlPath>(args_tuple));
71
72 size_t point_count = 0u;
73 size_t single_point_count = 0u;
74 auto points = std::make_unique<std::vector<Point>>();
75 auto indices = std::make_unique<std::vector<uint16_t>>();
76 points->reserve(2048);
77 while (state.KeepRunning()) {
78 points->clear();
79 indices->clear();
80 Tessellator::TessellateConvexInternal(path, *points, *indices, 1.0f);
81 single_point_count = indices->size();
82 point_count += indices->size();
83 }
84 state.counters["SinglePointCount"] = single_point_count;
85 state.counters["TotalPointCount"] = point_count;
86}
87
88#define MAKE_STROKE_PATH_BENCHMARK_CAPTURE(path, cap, join, closed) \
89 BENCHMARK_CAPTURE(BM_StrokePath, stroke_##path##_##cap##_##join, \
90 Create##path(closed), Cap::k##cap, Join::k##join)
91
92#define MAKE_STROKE_BENCHMARK_CAPTURE_ALL_CAPS_JOINS(path, closed) \
93 MAKE_STROKE_PATH_BENCHMARK_CAPTURE(path, Butt, Bevel, closed); \
94 MAKE_STROKE_PATH_BENCHMARK_CAPTURE(path, Butt, Miter, closed); \
95 MAKE_STROKE_PATH_BENCHMARK_CAPTURE(path, Butt, Round, closed); \
96 MAKE_STROKE_PATH_BENCHMARK_CAPTURE(path, Square, Bevel, closed); \
97 MAKE_STROKE_PATH_BENCHMARK_CAPTURE(path, Round, Bevel, closed)
98
99MAKE_STROKE_BENCHMARK_CAPTURE_ALL_CAPS_JOINS(Cubic, false);
100
101MAKE_STROKE_BENCHMARK_CAPTURE_ALL_CAPS_JOINS(Quadratic, false);
102
103BENCHMARK_CAPTURE(BM_Convex, rrect_convex, CreateRRect(), true);
104// A round rect has no ends so we don't need to try it with all cap values
105// but it does have joins and even though they should all be almost
106// colinear, we run the benchmark against all 3 join values.
107MAKE_STROKE_PATH_BENCHMARK_CAPTURE(RRect, Butt, Bevel, );
108MAKE_STROKE_PATH_BENCHMARK_CAPTURE(RRect, Butt, Miter, );
109MAKE_STROKE_PATH_BENCHMARK_CAPTURE(RRect, Butt, Round, );
110
111// Same as RRect
112BENCHMARK_CAPTURE(BM_Convex, rse_convex, CreateRSuperellipse(), true);
113MAKE_STROKE_PATH_BENCHMARK_CAPTURE(RSuperellipse, Butt, Bevel, );
114MAKE_STROKE_PATH_BENCHMARK_CAPTURE(RSuperellipse, Butt, Miter, );
115MAKE_STROKE_PATH_BENCHMARK_CAPTURE(RSuperellipse, Butt, Round, );
116
117namespace {
118
119flutter::DlPath CreateRRect() {
120 return flutter::DlPathBuilder{}
121 .AddRoundRect(
122 RoundRect::MakeRectXY(Rect::MakeLTRB(0, 0, 400, 400), 16, 16))
123 .TakePath();
124}
125
126flutter::DlPath CreateRSuperellipse() {
127 return flutter::DlPathBuilder{}
128 .AddRoundSuperellipse(
129 RoundSuperellipse::MakeRectXY(Rect::MakeLTRB(0, 0, 400, 400), 16, 16))
130 .TakePath();
131}
132
133flutter::DlPath CreateCubic(bool closed) {
134 auto builder = flutter::DlPathBuilder{};
135 builder //
136 .MoveTo({359.934, 96.6335})
137 .CubicCurveTo({358.189, 96.7055}, {356.436, 96.7908}, {354.673, 96.8895})
138 .CubicCurveTo({354.571, 96.8953}, {354.469, 96.9016}, {354.367, 96.9075})
139 .CubicCurveTo({352.672, 97.0038}, {350.969, 97.113}, {349.259, 97.2355})
140 .CubicCurveTo({349.048, 97.2506}, {348.836, 97.2678}, {348.625, 97.2834})
141 .CubicCurveTo({347.019, 97.4014}, {345.407, 97.5299}, {343.789, 97.6722})
142 .CubicCurveTo({343.428, 97.704}, {343.065, 97.7402}, {342.703, 97.7734})
143 .CubicCurveTo({341.221, 97.9086}, {339.736, 98.0505}, {338.246, 98.207})
144 .CubicCurveTo({337.702, 98.2642}, {337.156, 98.3292}, {336.612, 98.3894})
145 .CubicCurveTo({335.284, 98.5356}, {333.956, 98.6837}, {332.623, 98.8476})
146 .CubicCurveTo({332.495, 98.8635}, {332.366, 98.8818}, {332.237, 98.8982})
147 .LineTo({332.237, 102.601})
148 .LineTo({321.778, 102.601})
149 .LineTo({321.778, 100.382})
150 .CubicCurveTo({321.572, 100.413}, {321.367, 100.442}, {321.161, 100.476})
151 .CubicCurveTo({319.22, 100.79}, {317.277, 101.123}, {315.332, 101.479})
152 .CubicCurveTo({315.322, 101.481}, {315.311, 101.482}, {315.301, 101.484})
153 .LineTo({310.017, 105.94})
154 .LineTo({309.779, 105.427})
155 .LineTo({314.403, 101.651})
156 .CubicCurveTo({314.391, 101.653}, {314.379, 101.656}, {314.368, 101.658})
157 .CubicCurveTo({312.528, 102.001}, {310.687, 102.366}, {308.846, 102.748})
158 .CubicCurveTo({307.85, 102.955}, {306.855, 103.182}, {305.859, 103.4})
159 .CubicCurveTo({305.048, 103.579}, {304.236, 103.75}, {303.425, 103.936})
160 .LineTo({299.105, 107.578})
161 .LineTo({298.867, 107.065})
162 .LineTo({302.394, 104.185})
163 .LineTo({302.412, 104.171})
164 .CubicCurveTo({301.388, 104.409}, {300.366, 104.67}, {299.344, 104.921})
165 .CubicCurveTo({298.618, 105.1}, {297.89, 105.269}, {297.165, 105.455})
166 .CubicCurveTo({295.262, 105.94}, {293.36, 106.445}, {291.462, 106.979})
167 .CubicCurveTo({291.132, 107.072}, {290.802, 107.163}, {290.471, 107.257})
168 .CubicCurveTo({289.463, 107.544}, {288.455, 107.839}, {287.449, 108.139})
169 .CubicCurveTo({286.476, 108.431}, {285.506, 108.73}, {284.536, 109.035})
170 .CubicCurveTo({283.674, 109.304}, {282.812, 109.579}, {281.952, 109.859})
171 .CubicCurveTo({281.177, 110.112}, {280.406, 110.377}, {279.633, 110.638})
172 .CubicCurveTo({278.458, 111.037}, {277.256, 111.449}, {276.803, 111.607})
173 .CubicCurveTo({276.76, 111.622}, {276.716, 111.637}, {276.672, 111.653})
174 .CubicCurveTo({275.017, 112.239}, {273.365, 112.836}, {271.721, 113.463})
175 .LineTo({271.717, 113.449})
176 .CubicCurveTo({271.496, 113.496}, {271.238, 113.559}, {270.963, 113.628})
177 .CubicCurveTo({270.893, 113.645}, {270.822, 113.663}, {270.748, 113.682})
178 .CubicCurveTo({270.468, 113.755}, {270.169, 113.834}, {269.839, 113.926})
179 .CubicCurveTo({269.789, 113.94}, {269.732, 113.957}, {269.681, 113.972})
180 .CubicCurveTo({269.391, 114.053}, {269.081, 114.143}, {268.756, 114.239})
181 .CubicCurveTo({268.628, 114.276}, {268.5, 114.314}, {268.367, 114.354})
182 .CubicCurveTo({268.172, 114.412}, {267.959, 114.478}, {267.752, 114.54})
183 .CubicCurveTo({263.349, 115.964}, {258.058, 117.695}, {253.564, 119.252})
184 .CubicCurveTo({253.556, 119.255}, {253.547, 119.258}, {253.538, 119.261})
185 .CubicCurveTo({251.844, 119.849}, {250.056, 120.474}, {248.189, 121.131})
186 .CubicCurveTo({248, 121.197}, {247.812, 121.264}, {247.621, 121.331})
187 .CubicCurveTo({247.079, 121.522}, {246.531, 121.715}, {245.975, 121.912})
188 .CubicCurveTo({245.554, 122.06}, {245.126, 122.212}, {244.698, 122.364})
189 .CubicCurveTo({244.071, 122.586}, {243.437, 122.811}, {242.794, 123.04})
190 .CubicCurveTo({242.189, 123.255}, {241.58, 123.472}, {240.961, 123.693})
191 .CubicCurveTo({240.659, 123.801}, {240.357, 123.909}, {240.052, 124.018})
192 .CubicCurveTo({239.12, 124.351}, {238.18, 124.687}, {237.22, 125.032})
193 .LineTo({237.164, 125.003})
194 .CubicCurveTo({236.709, 125.184}, {236.262, 125.358}, {235.81, 125.538})
195 .CubicCurveTo({235.413, 125.68}, {234.994, 125.832}, {234.592, 125.977})
196 .CubicCurveTo({234.592, 125.977}, {234.591, 125.977}, {234.59, 125.977})
197 .CubicCurveTo({222.206, 130.435}, {207.708, 135.753}, {192.381, 141.429})
198 .CubicCurveTo({162.77, 151.336}, {122.17, 156.894}, {84.1123, 160})
199 .LineTo({360, 160})
200 .LineTo({360, 119.256})
201 .LineTo({360, 106.332})
202 .LineTo({360, 96.6307})
203 .CubicCurveTo({359.978, 96.6317}, {359.956, 96.6326}, {359.934, 96.6335});
204 if (closed) {
205 builder.Close();
206 }
207 builder //
208 .MoveTo({337.336, 124.143})
209 .CubicCurveTo({337.274, 122.359}, {338.903, 121.511}, {338.903, 121.511})
210 .CubicCurveTo({338.903, 121.511}, {338.96, 123.303}, {337.336, 124.143});
211 if (closed) {
212 builder.Close();
213 }
214 builder //
215 .MoveTo({340.082, 121.849})
216 .CubicCurveTo({340.074, 121.917}, {340.062, 121.992}, {340.046, 122.075})
217 .CubicCurveTo({340.039, 122.109}, {340.031, 122.142}, {340.023, 122.177})
218 .CubicCurveTo({340.005, 122.26}, {339.98, 122.346}, {339.952, 122.437})
219 .CubicCurveTo({339.941, 122.473}, {339.931, 122.507}, {339.918, 122.544})
220 .CubicCurveTo({339.873, 122.672}, {339.819, 122.804}, {339.75, 122.938})
221 .CubicCurveTo({339.747, 122.944}, {339.743, 122.949}, {339.74, 122.955})
222 .CubicCurveTo({339.674, 123.08}, {339.593, 123.205}, {339.501, 123.328})
223 .CubicCurveTo({339.473, 123.366}, {339.441, 123.401}, {339.41, 123.438})
224 .CubicCurveTo({339.332, 123.534}, {339.243, 123.625}, {339.145, 123.714})
225 .CubicCurveTo({339.105, 123.75}, {339.068, 123.786}, {339.025, 123.821})
226 .CubicCurveTo({338.881, 123.937}, {338.724, 124.048}, {338.539, 124.143})
227 .CubicCurveTo({338.532, 123.959}, {338.554, 123.79}, {338.58, 123.626})
228 .CubicCurveTo({338.58, 123.625}, {338.58, 123.625}, {338.58, 123.625})
229 .CubicCurveTo({338.607, 123.455}, {338.65, 123.299}, {338.704, 123.151})
230 .CubicCurveTo({338.708, 123.14}, {338.71, 123.127}, {338.714, 123.117})
231 .CubicCurveTo({338.769, 122.971}, {338.833, 122.838}, {338.905, 122.712})
232 .CubicCurveTo({338.911, 122.702}, {338.916, 122.69200000000001},
233 {338.922, 122.682})
234 .CubicCurveTo({338.996, 122.557}, {339.072, 122.444}, {339.155, 122.34})
235 .CubicCurveTo({339.161, 122.333}, {339.166, 122.326}, {339.172, 122.319})
236 .CubicCurveTo({339.256, 122.215}, {339.339, 122.12}, {339.425, 122.037})
237 .CubicCurveTo({339.428, 122.033}, {339.431, 122.03}, {339.435, 122.027})
238 .CubicCurveTo({339.785, 121.687}, {340.106, 121.511}, {340.106, 121.511})
239 .CubicCurveTo({340.106, 121.511}, {340.107, 121.645}, {340.082, 121.849});
240 if (closed) {
241 builder.Close();
242 }
243 builder //
244 .MoveTo({340.678, 113.245})
245 .CubicCurveTo({340.594, 113.488}, {340.356, 113.655}, {340.135, 113.775})
246 .CubicCurveTo({339.817, 113.948}, {339.465, 114.059}, {339.115, 114.151})
247 .CubicCurveTo({338.251, 114.379}, {337.34, 114.516}, {336.448, 114.516})
248 .CubicCurveTo({335.761, 114.516}, {335.072, 114.527}, {334.384, 114.513})
249 .CubicCurveTo({334.125, 114.508}, {333.862, 114.462}, {333.605, 114.424})
250 .CubicCurveTo({332.865, 114.318}, {332.096, 114.184}, {331.41, 113.883})
251 .CubicCurveTo({330.979, 113.695}, {330.442, 113.34}, {330.672, 112.813})
252 .CubicCurveTo({331.135, 111.755}, {333.219, 112.946}, {334.526, 113.833})
253 .CubicCurveTo({334.54, 113.816}, {334.554, 113.8}, {334.569, 113.784})
254 .CubicCurveTo({333.38, 112.708}, {331.749, 110.985}, {332.76, 110.402})
255 .CubicCurveTo({333.769, 109.82}, {334.713, 111.93}, {335.228, 113.395})
256 .CubicCurveTo({334.915, 111.889}, {334.59, 109.636}, {335.661, 109.592})
257 .CubicCurveTo({336.733, 109.636}, {336.408, 111.889}, {336.07, 113.389})
258 .CubicCurveTo({336.609, 111.93}, {337.553, 109.82}, {338.563, 110.402})
259 .CubicCurveTo({339.574, 110.984}, {337.942, 112.708}, {336.753, 113.784})
260 .CubicCurveTo({336.768, 113.8}, {336.782, 113.816}, {336.796, 113.833})
261 .CubicCurveTo({338.104, 112.946}, {340.187, 111.755}, {340.65, 112.813})
262 .CubicCurveTo({340.71, 112.95}, {340.728, 113.102}, {340.678, 113.245});
263 if (closed) {
264 builder.Close();
265 }
266 builder //
267 .MoveTo({346.357, 106.771})
268 .CubicCurveTo({346.295, 104.987}, {347.924, 104.139}, {347.924, 104.139})
269 .CubicCurveTo({347.924, 104.139}, {347.982, 105.931}, {346.357, 106.771});
270 if (closed) {
271 builder.Close();
272 }
273 builder //
274 .MoveTo({347.56, 106.771})
275 .CubicCurveTo({347.498, 104.987}, {349.127, 104.139}, {349.127, 104.139})
276 .CubicCurveTo({349.127, 104.139}, {349.185, 105.931}, {347.56, 106.771});
277 if (closed) {
278 builder.Close();
279 }
280 return builder.TakePath();
281}
282
283flutter::DlPath CreateQuadratic(bool closed) {
284 auto builder = flutter::DlPathBuilder{};
285 builder //
286 .MoveTo({359.934, 96.6335})
287 .QuadraticCurveTo({358.189, 96.7055}, {354.673, 96.8895})
288 .QuadraticCurveTo({354.571, 96.8953}, {354.367, 96.9075})
289 .QuadraticCurveTo({352.672, 97.0038}, {349.259, 97.2355})
290 .QuadraticCurveTo({349.048, 97.2506}, {348.625, 97.2834})
291 .QuadraticCurveTo({347.019, 97.4014}, {343.789, 97.6722})
292 .QuadraticCurveTo({343.428, 97.704}, {342.703, 97.7734})
293 .QuadraticCurveTo({341.221, 97.9086}, {338.246, 98.207})
294 .QuadraticCurveTo({337.702, 98.2642}, {336.612, 98.3894})
295 .QuadraticCurveTo({335.284, 98.5356}, {332.623, 98.8476})
296 .QuadraticCurveTo({332.495, 98.8635}, {332.237, 98.8982})
297 .LineTo({332.237, 102.601})
298 .LineTo({321.778, 102.601})
299 .LineTo({321.778, 100.382})
300 .QuadraticCurveTo({321.572, 100.413}, {321.161, 100.476})
301 .QuadraticCurveTo({319.22, 100.79}, {315.332, 101.479})
302 .QuadraticCurveTo({315.322, 101.481}, {315.301, 101.484})
303 .LineTo({310.017, 105.94})
304 .LineTo({309.779, 105.427})
305 .LineTo({314.403, 101.651})
306 .QuadraticCurveTo({314.391, 101.653}, {314.368, 101.658})
307 .QuadraticCurveTo({312.528, 102.001}, {308.846, 102.748})
308 .QuadraticCurveTo({307.85, 102.955}, {305.859, 103.4})
309 .QuadraticCurveTo({305.048, 103.579}, {303.425, 103.936})
310 .LineTo({299.105, 107.578})
311 .LineTo({298.867, 107.065})
312 .LineTo({302.394, 104.185})
313 .LineTo({302.412, 104.171})
314 .QuadraticCurveTo({301.388, 104.409}, {299.344, 104.921})
315 .QuadraticCurveTo({298.618, 105.1}, {297.165, 105.455})
316 .QuadraticCurveTo({295.262, 105.94}, {291.462, 106.979})
317 .QuadraticCurveTo({291.132, 107.072}, {290.471, 107.257})
318 .QuadraticCurveTo({289.463, 107.544}, {287.449, 108.139})
319 .QuadraticCurveTo({286.476, 108.431}, {284.536, 109.035})
320 .QuadraticCurveTo({283.674, 109.304}, {281.952, 109.859})
321 .QuadraticCurveTo({281.177, 110.112}, {279.633, 110.638})
322 .QuadraticCurveTo({278.458, 111.037}, {276.803, 111.607})
323 .QuadraticCurveTo({276.76, 111.622}, {276.672, 111.653})
324 .QuadraticCurveTo({275.017, 112.239}, {271.721, 113.463})
325 .LineTo({271.717, 113.449})
326 .QuadraticCurveTo({271.496, 113.496}, {270.963, 113.628})
327 .QuadraticCurveTo({270.893, 113.645}, {270.748, 113.682})
328 .QuadraticCurveTo({270.468, 113.755}, {269.839, 113.926})
329 .QuadraticCurveTo({269.789, 113.94}, {269.681, 113.972})
330 .QuadraticCurveTo({269.391, 114.053}, {268.756, 114.239})
331 .QuadraticCurveTo({268.628, 114.276}, {268.367, 114.354})
332 .QuadraticCurveTo({268.172, 114.412}, {267.752, 114.54})
333 .QuadraticCurveTo({263.349, 115.964}, {253.564, 119.252})
334 .QuadraticCurveTo({253.556, 119.255}, {253.538, 119.261})
335 .QuadraticCurveTo({251.844, 119.849}, {248.189, 121.131})
336 .QuadraticCurveTo({248, 121.197}, {247.621, 121.331})
337 .QuadraticCurveTo({247.079, 121.522}, {245.975, 121.912})
338 .QuadraticCurveTo({245.554, 122.06}, {244.698, 122.364})
339 .QuadraticCurveTo({244.071, 122.586}, {242.794, 123.04})
340 .QuadraticCurveTo({242.189, 123.255}, {240.961, 123.693})
341 .QuadraticCurveTo({240.659, 123.801}, {240.052, 124.018})
342 .QuadraticCurveTo({239.12, 124.351}, {237.22, 125.032})
343 .LineTo({237.164, 125.003})
344 .QuadraticCurveTo({236.709, 125.184}, {235.81, 125.538})
345 .QuadraticCurveTo({235.413, 125.68}, {234.592, 125.977})
346 .QuadraticCurveTo({234.592, 125.977}, {234.59, 125.977})
347 .QuadraticCurveTo({222.206, 130.435}, {192.381, 141.429})
348 .QuadraticCurveTo({162.77, 151.336}, {84.1123, 160})
349 .LineTo({360, 160})
350 .LineTo({360, 119.256})
351 .LineTo({360, 106.332})
352 .LineTo({360, 96.6307})
353 .QuadraticCurveTo({359.978, 96.6317}, {359.934, 96.6335});
354 if (closed) {
355 builder.Close();
356 }
357 builder //
358 .MoveTo({337.336, 124.143})
359 .QuadraticCurveTo({337.274, 122.359}, {338.903, 121.511})
360 .QuadraticCurveTo({338.903, 121.511}, {337.336, 124.143});
361 if (closed) {
362 builder.Close();
363 }
364 builder //
365 .MoveTo({340.082, 121.849})
366 .QuadraticCurveTo({340.074, 121.917}, {340.046, 122.075})
367 .QuadraticCurveTo({340.039, 122.109}, {340.023, 122.177})
368 .QuadraticCurveTo({340.005, 122.26}, {339.952, 122.437})
369 .QuadraticCurveTo({339.941, 122.473}, {339.918, 122.544})
370 .QuadraticCurveTo({339.873, 122.672}, {339.75, 122.938})
371 .QuadraticCurveTo({339.747, 122.944}, {339.74, 122.955})
372 .QuadraticCurveTo({339.674, 123.08}, {339.501, 123.328})
373 .QuadraticCurveTo({339.473, 123.366}, {339.41, 123.438})
374 .QuadraticCurveTo({339.332, 123.534}, {339.145, 123.714})
375 .QuadraticCurveTo({339.105, 123.75}, {339.025, 123.821})
376 .QuadraticCurveTo({338.881, 123.937}, {338.539, 124.143})
377 .QuadraticCurveTo({338.532, 123.959}, {338.58, 123.626})
378 .QuadraticCurveTo({338.58, 123.625}, {338.58, 123.625})
379 .QuadraticCurveTo({338.607, 123.455}, {338.704, 123.151})
380 .QuadraticCurveTo({338.708, 123.14}, {338.714, 123.117})
381 .QuadraticCurveTo({338.769, 122.971}, {338.905, 122.712})
382 .QuadraticCurveTo({338.911, 122.702}, {338.922, 122.682})
383 .QuadraticCurveTo({338.996, 122.557}, {339.155, 122.34})
384 .QuadraticCurveTo({339.161, 122.333}, {339.172, 122.319})
385 .QuadraticCurveTo({339.256, 122.215}, {339.425, 122.037})
386 .QuadraticCurveTo({339.428, 122.033}, {339.435, 122.027})
387 .QuadraticCurveTo({339.785, 121.687}, {340.106, 121.511})
388 .QuadraticCurveTo({340.106, 121.511}, {340.082, 121.849});
389 if (closed) {
390 builder.Close();
391 }
392 builder //
393 .MoveTo({340.678, 113.245})
394 .QuadraticCurveTo({340.594, 113.488}, {340.135, 113.775})
395 .QuadraticCurveTo({339.817, 113.948}, {339.115, 114.151})
396 .QuadraticCurveTo({338.251, 114.379}, {336.448, 114.516})
397 .QuadraticCurveTo({335.761, 114.516}, {334.384, 114.513})
398 .QuadraticCurveTo({334.125, 114.508}, {333.605, 114.424})
399 .QuadraticCurveTo({332.865, 114.318}, {331.41, 113.883})
400 .QuadraticCurveTo({330.979, 113.695}, {330.672, 112.813})
401 .QuadraticCurveTo({331.135, 111.755}, {334.526, 113.833})
402 .QuadraticCurveTo({334.54, 113.816}, {334.569, 113.784})
403 .QuadraticCurveTo({333.38, 112.708}, {332.76, 110.402})
404 .QuadraticCurveTo({333.769, 109.82}, {335.228, 113.395})
405 .QuadraticCurveTo({334.915, 111.889}, {335.661, 109.592})
406 .QuadraticCurveTo({336.733, 109.636}, {336.07, 113.389})
407 .QuadraticCurveTo({336.609, 111.93}, {338.563, 110.402})
408 .QuadraticCurveTo({339.574, 110.984}, {336.753, 113.784})
409 .QuadraticCurveTo({336.768, 113.8}, {336.796, 113.833})
410 .QuadraticCurveTo({338.104, 112.946}, {340.65, 112.813})
411 .QuadraticCurveTo({340.71, 112.95}, {340.678, 113.245});
412 if (closed) {
413 builder.Close();
414 }
415 builder //
416 .MoveTo({346.357, 106.771})
417 .QuadraticCurveTo({346.295, 104.987}, {347.924, 104.139})
418 .QuadraticCurveTo({347.924, 104.139}, {346.357, 106.771});
419 if (closed) {
420 builder.Close();
421 }
422 builder //
423 .MoveTo({347.56, 106.771})
424 .QuadraticCurveTo({347.498, 104.987}, {349.127, 104.139})
425 .QuadraticCurveTo({349.127, 104.139}, {347.56, 106.771});
426 if (closed) {
427 builder.Close();
428 }
429 return builder.TakePath();
430}
431
432} // namespace
433} // namespace impeller
flutter::DlPathBuilder::AddRoundSuperellipse
DlPathBuilder & AddRoundSuperellipse(const DlRoundSuperellipse &rse)
Append a closed rounded super-ellipse contour to the path.
Definition dl_path_builder.cc:120
flutter::DlPathBuilder::MoveTo
DlPathBuilder & MoveTo(DlPoint p2)
Start a new contour that will originate at the indicated point p2.
Definition dl_path_builder.cc:59
flutter::DlPathBuilder::TakePath
const DlPath TakePath()
Returns the path constructed by this path builder and resets its internal state to the default state ...
Definition dl_path_builder.cc:152
flutter::DlPathBuilder::AddRoundRect
DlPathBuilder & AddRoundRect(const DlRoundRect &round_rect)
Append a closed rounded rect contour to the path.
Definition dl_path_builder.cc:115
flutter::DlPathBuilder::Close
DlPathBuilder & Close()
The path is closed back to the location of the most recent MoveTo call. Contours that are filled are ...
Definition dl_path_builder.cc:95
impeller::ImpellerBenchmarkAccessor::GenerateSolidStrokeVertices
static std::vector< Point > GenerateSolidStrokeVertices(Tessellator &tessellator, const PathSource &path, const StrokeParameters &stroke, Scalar scale)
Definition geometry_benchmarks.cc:16
impeller::Tessellator
A utility that generates triangles of the specified fill type given a polyline. This happens on the C...
Definition tessellator.h:37
impeller::Tessellator::TessellateConvexInternal
static void TessellateConvexInternal(const PathSource &path, std::vector< Point > &point_buffer, std::vector< uint16_t > &index_buffer, Scalar tolerance)
Definition tessellator.cc:400
impeller::TessellatorLibtess
An extended tessellator that offers arbitrary/concave tessellation via the libtess2 library.
Definition tessellator_libtess.h:29
dl_path.h
dl_path_builder.h
args
G_BEGIN_DECLS G_MODULE_EXPORT FlValue * args
Definition fl_event_channel.h:89
MAKE_STROKE_PATH_BENCHMARK_CAPTURE
#define MAKE_STROKE_PATH_BENCHMARK_CAPTURE(path, cap, join, closed)
Definition geometry_benchmarks.cc:88
MAKE_STROKE_BENCHMARK_CAPTURE_ALL_CAPS_JOINS
#define MAKE_STROKE_BENCHMARK_CAPTURE_ALL_CAPS_JOINS(path, closed)
Definition geometry_benchmarks.cc:92
impeller::Scalar
float Scalar
Definition scalar.h:19
impeller::tess
static TessellatorLibtess tess
Definition geometry_benchmarks.cc:38
impeller::BM_StrokePath
static void BM_StrokePath(benchmark::State &state, Args &&... args)
Definition geometry_benchmarks.cc:41
impeller::BM_Convex
static void BM_Convex(benchmark::State &state, Args &&... args)
Definition geometry_benchmarks.cc:68
impeller::BENCHMARK_CAPTURE
BENCHMARK_CAPTURE(BM_Convex, rrect_convex, CreateRRect(), true)
impeller::LineTo
void LineTo(PathBuilder *builder, Scalar x, Scalar y)
Definition tessellator.cc:24
stroke_path_geometry.h
impeller::RoundRect::MakeRectXY
static RoundRect MakeRectXY(const Rect &rect, Scalar x_radius, Scalar y_radius)
Definition round_rect.h:31
impeller::RoundSuperellipse::MakeRectXY
static RoundSuperellipse MakeRectXY(const Rect &rect, Scalar x_radius, Scalar y_radius)
Definition round_superellipse.h:34
impeller::StrokeParameters
A structure to store all of the parameters related to stroking a path or basic geometry object.
Definition stroke_parameters.h:28
impeller::TRect< Scalar >::MakeLTRB
static constexpr TRect MakeLTRB(Type left, Type top, Type right, Type bottom)
Definition rect.h:129
points
std::vector< Point > points
Definition tessellator_libtess.cc:76
tessellator_libtess.h