| #include "benchmark/benchmark.h" |
| |
| #include "hb-subset.h" |
| |
| // TODO(garretrieger): TrueType CJK font. |
| // TODO(garretrieger): Amiri + Devanagari |
| |
| void AddCodepoints(const hb_set_t* codepoints_in_font, |
| unsigned subset_size, |
| hb_subset_input_t* input) |
| { |
| hb_codepoint_t cp = HB_SET_VALUE_INVALID; |
| for (unsigned i = 0; i < subset_size; i++) { |
| // TODO(garretrieger): pick randomly. |
| if (!hb_set_next (codepoints_in_font, &cp)) return; |
| hb_set_add (hb_subset_input_unicode_set (input), cp); |
| } |
| } |
| |
| /* benchmark for subsetting a font */ |
| static void BM_subset_codepoints (benchmark::State &state, |
| const char *font_path) |
| { |
| unsigned subset_size = state.range(0); |
| |
| hb_face_t *face; |
| { |
| hb_blob_t *blob = hb_blob_create_from_file_or_fail (font_path); |
| assert (blob); |
| face = hb_face_create (blob, 0); |
| hb_blob_destroy (blob); |
| } |
| |
| hb_subset_input_t* input = hb_subset_input_create_or_fail (); |
| assert (input); |
| |
| { |
| hb_set_t* all_codepoints = hb_set_create (); |
| hb_face_collect_unicodes (face, all_codepoints); |
| |
| AddCodepoints(all_codepoints, subset_size, input); |
| |
| hb_set_destroy (all_codepoints); |
| } |
| |
| for (auto _ : state) |
| { |
| hb_face_t* subset = hb_subset_or_fail (face, input); |
| assert (subset); |
| hb_face_destroy (subset); |
| } |
| |
| hb_subset_input_destroy (input); |
| hb_face_destroy (face); |
| } |
| |
| BENCHMARK_CAPTURE (BM_subset_codepoints, subset_roboto, |
| "perf/fonts/Roboto-Regular.ttf") |
| ->Unit(benchmark::kMillisecond) |
| ->Range(10, 4000); |
| |
| BENCHMARK_CAPTURE (BM_subset_codepoints, subset_amiri, |
| "perf/fonts/Amiri-Regular.ttf") |
| ->Unit(benchmark::kMillisecond) |
| ->Range(10, 4000); |
| |
| BENCHMARK_CAPTURE (BM_subset_codepoints, subset_noto_nastaliq_urdu, |
| "perf/fonts/NotoNastaliqUrdu-Regular.ttf") |
| ->Unit(benchmark::kMillisecond) |
| ->Range(10, 1000); |
| |
| BENCHMARK_CAPTURE (BM_subset_codepoints, subset_noto_devangari, |
| "perf/fonts/NotoSansDevanagari-Regular.ttf") |
| ->Unit(benchmark::kMillisecond) |
| ->Range(10, 1000); |
| |
| BENCHMARK_CAPTURE (BM_subset_codepoints, subset_mplus1p, |
| "test/subset/data/fonts/Mplus1p-Regular.ttf") |
| ->Unit(benchmark::kMillisecond) |
| ->Range(10, 10000); |
| |
| #if 0 |
| BENCHMARK_CAPTURE (BM_subset_codepoints, subset_notocjk, |
| "perf/fonts/NotoSansCJKsc-VF.ttf") |
| ->Unit(benchmark::kMillisecond) |
| ->Range(10, 100000); |
| #endif |
| |
| BENCHMARK_MAIN(); |