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[benchmark-font] Add load_face_and_shape benchmark

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To measure face-loading performance
This commit is contained in:
Behdad Esfahbod 2023-06-30 08:48:43 -06:00
parent fcf70af134
commit 547dc1a40e
1 changed files with 24 additions and 0 deletions
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24
perf/benchmark-font.cc
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@ -42,6 +42,7 @@ enum operation_t
glyph_h_advances,
glyph_extents,
draw_glyph,
load_face_and_shape,
};
static void
@ -168,6 +169,28 @@ static void BM_Font (benchmark::State &state,
hb_draw_funcs_destroy (draw_funcs);
break;
}
case load_face_and_shape:
{
for (auto _ : state)
{
hb_blob_t *blob = hb_blob_create_from_file_or_fail (test_input.font_path);
assert (blob);
hb_face_t *face = hb_face_create (blob, 0);
hb_blob_destroy (blob);
hb_font_t *font = hb_font_create (face);
hb_face_destroy (face);
hb_buffer_t *buffer = hb_buffer_create ();
hb_buffer_add_utf8 (buffer, " ", -1, 0, -1);
hb_buffer_guess_segment_properties (buffer);
hb_shape (font, buffer, nullptr, 0);
hb_buffer_destroy (buffer);
hb_font_destroy (font);
}
break;
}
}
@ -235,6 +258,7 @@ int main(int argc, char** argv)
TEST_OPERATION (glyph_h_advances, benchmark::kMicrosecond);
TEST_OPERATION (glyph_extents, benchmark::kMicrosecond);
TEST_OPERATION (draw_glyph, benchmark::kMicrosecond);
TEST_OPERATION (load_face_and_shape, benchmark::kMicrosecond);
#undef TEST_OPERATION