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