91 lines
2.2 KiB
C++
91 lines
2.2 KiB
C++
#include "benchmark/benchmark.h"
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#include <cstring>
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#include "hb.h"
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struct test_input_t
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{
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const char *text_path;
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const char *font_path;
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} tests[] =
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{
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{"perf/texts/fa-thelittleprince.txt",
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"perf/fonts/Amiri-Regular.ttf"},
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{"perf/texts/fa-thelittleprince.txt",
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"perf/fonts/NotoNastaliqUrdu-Regular.ttf"},
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{"perf/texts/fa-monologue.txt",
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"perf/fonts/Amiri-Regular.ttf"},
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{"perf/texts/fa-monologue.txt",
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"perf/fonts/NotoNastaliqUrdu-Regular.ttf"},
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{"perf/texts/en-thelittleprince.txt",
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"perf/fonts/Roboto-Regular.ttf"},
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{"perf/texts/en-words.txt",
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"perf/fonts/Roboto-Regular.ttf"},
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};
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static void BM_Shape (benchmark::State &state, const test_input_t &input)
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{
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hb_font_t *font;
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{
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hb_blob_t *blob = hb_blob_create_from_file_or_fail (input.font_path);
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assert (blob);
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hb_face_t *face = hb_face_create (blob, 0);
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hb_blob_destroy (blob);
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font = hb_font_create (face);
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hb_face_destroy (face);
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}
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hb_blob_t *text_blob = hb_blob_create_from_file_or_fail (input.text_path);
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assert (text_blob);
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unsigned orig_text_length;
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const char *orig_text = hb_blob_get_data (text_blob, &orig_text_length);
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hb_buffer_t *buf = hb_buffer_create ();
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for (auto _ : state)
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{
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unsigned text_length = orig_text_length;
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const char *text = orig_text;
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const char *end;
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while ((end = (const char *) memchr (text, '\n', text_length)))
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{
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hb_buffer_clear_contents (buf);
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hb_buffer_add_utf8 (buf, text, text_length, 0, end - text);
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hb_buffer_guess_segment_properties (buf);
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hb_shape (font, buf, nullptr, 0);
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unsigned skip = end - text + 1;
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text_length -= skip;
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text += skip;
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}
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}
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hb_buffer_destroy (buf);
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hb_blob_destroy (text_blob);
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hb_font_destroy (font);
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}
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int main(int argc, char** argv)
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{
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for (auto& test_input : tests)
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{
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char name[1024] = "BM_Shape";
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strcat (name, strrchr (test_input.text_path, '/'));
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strcat (name, strrchr (test_input.font_path, '/'));
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benchmark::RegisterBenchmark (name, BM_Shape, test_input)
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->Unit(benchmark::kMillisecond);
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}
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benchmark::Initialize(&argc, argv);
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benchmark::RunSpecifiedBenchmarks();
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benchmark::Shutdown();
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}
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