#include "benchmark/benchmark.h" #include "hb-subset.h" // TODO(garretrieger): TrueType CJK font. // TODO(garretrieger): Amiri + Devanagari enum operation_t { subset_codepoints, subset_glyphs }; 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); } } void AddGlyphs(unsigned num_glyphs_in_font, unsigned subset_size, hb_subset_input_t* input) { for (unsigned i = 0; i < subset_size && i < num_glyphs_in_font; i++) { // TODO(garretrieger): pick randomly. hb_set_add (hb_subset_input_glyph_set (input), i); } } /* benchmark for subsetting a font */ static void BM_subset (benchmark::State &state, operation_t operation, 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 (); switch (operation) { case subset_codepoints: hb_face_collect_unicodes (face, all_codepoints); AddCodepoints(all_codepoints, subset_size, input); break; case subset_glyphs: unsigned num_glyphs = hb_face_get_glyph_count (face); AddGlyphs(num_glyphs, subset_size, input); break; } 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, subset_codepoints_roboto, subset_codepoints, "perf/fonts/Roboto-Regular.ttf") ->Unit(benchmark::kMillisecond) ->Range(10, 4000); BENCHMARK_CAPTURE (BM_subset, subset_glyphs_roboto, subset_glyphs, "perf/fonts/Roboto-Regular.ttf") ->Unit(benchmark::kMillisecond) ->Range(10, 4000); BENCHMARK_CAPTURE (BM_subset, subset_codepoints_amiri, subset_codepoints, "perf/fonts/Amiri-Regular.ttf") ->Unit(benchmark::kMillisecond) ->Range(10, 4000); BENCHMARK_CAPTURE (BM_subset, subset_glyphs_amiri, subset_glyphs, "perf/fonts/Amiri-Regular.ttf") ->Unit(benchmark::kMillisecond) ->Range(10, 4000); BENCHMARK_CAPTURE (BM_subset, subset_codepoints_noto_nastaliq_urdu, subset_codepoints, "perf/fonts/NotoNastaliqUrdu-Regular.ttf") ->Unit(benchmark::kMillisecond) ->Range(10, 1000); BENCHMARK_CAPTURE (BM_subset, subset_glyphs_noto_nastaliq_urdu, subset_glyphs, "perf/fonts/NotoNastaliqUrdu-Regular.ttf") ->Unit(benchmark::kMillisecond) ->Range(10, 1000); BENCHMARK_CAPTURE (BM_subset, subset_codepoints_noto_devangari, subset_codepoints, "perf/fonts/NotoSansDevanagari-Regular.ttf") ->Unit(benchmark::kMillisecond) ->Range(10, 1000); BENCHMARK_CAPTURE (BM_subset, subset_glyphs_noto_devangari, subset_glyphs, "perf/fonts/NotoSansDevanagari-Regular.ttf") ->Unit(benchmark::kMillisecond) ->Range(10, 1000); BENCHMARK_CAPTURE (BM_subset, subset_codepoints_mplus1p, subset_codepoints, "test/subset/data/fonts/Mplus1p-Regular.ttf") ->Unit(benchmark::kMillisecond) ->Range(10, 10000); BENCHMARK_CAPTURE (BM_subset, subset_glyphs_mplus1p, subset_glyphs, "test/subset/data/fonts/Mplus1p-Regular.ttf") ->Unit(benchmark::kMillisecond) ->Range(10, 10000); BENCHMARK_CAPTURE (BM_subset, subset_codepoints_sourcehansans, subset_codepoints, "test/subset/data/fonts/SourceHanSans-Regular_subset.otf") ->Unit(benchmark::kMillisecond) ->Range(10, 10000); BENCHMARK_CAPTURE (BM_subset, subset_glyphs_sourcehansans, subset_glyphs, "test/subset/data/fonts/SourceHanSans-Regular_subset.otf") ->Unit(benchmark::kMillisecond) ->Range(10, 10000); BENCHMARK_CAPTURE (BM_subset, subset_codepoints_sourcesanspro, subset_codepoints, "test/subset/data/fonts/SourceSansPro-Regular.otf") ->Unit(benchmark::kMillisecond) ->Range(10, 2048); BENCHMARK_CAPTURE (BM_subset, subset_glyphs_sourcesanspro, subset_glyphs, "test/subset/data/fonts/SourceSansPro-Regular.otf") ->Unit(benchmark::kMillisecond) ->Range(10, 2048); #if 0 BENCHMARK_CAPTURE (BM_subset, subset_codepoints_notocjk, subset_codepoints, "perf/fonts/NotoSansCJKsc-VF.ttf") ->Unit(benchmark::kMillisecond) ->Range(10, 100000); BENCHMARK_CAPTURE (BM_subset, subset_glyphs_notocjk, subset_glyphs, "perf/fonts/NotoSansCJKsc-VF.ttf") ->Unit(benchmark::kMillisecond) ->Range(10, 100000); #endif BENCHMARK_MAIN();