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[subset] in subset benchmarks switch nohinting with retaingids.

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retain gids is a more interesting case than no hinting for performance.
This commit is contained in:
Garret Rieger 2023-06-01 23:59:55 +00:00 • committed by Behdad Esfahbod
parent 1ae99d1a10
commit 6b0d386797
1 changed files with 13 additions and 8 deletions
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21
perf/benchmark-subset.cc
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@ -97,7 +97,12 @@ void AddGlyphs(unsigned num_glyphs_in_font,
{
auto *glyphs = hb_subset_input_glyph_set (input);
for (unsigned i = 0; i < subset_size && i < num_glyphs_in_font; i++) {
// TODO(garretrieger): pick randomly.
if (i + 1 == subset_size &&
hb_subset_input_get_flags (input) & HB_SUBSET_FLAGS_RETAIN_GIDS)
{
hb_set_add (glyphs, num_glyphs_in_font - 1);
continue;
}
hb_set_add (glyphs, i);
}
}
@ -115,7 +120,7 @@ static hb_face_t* preprocess_face(hb_face_t* face)
static void BM_subset (benchmark::State &state,
operation_t operation,
const test_input_t &test_input,
bool hinting)
bool retain_gids)
{
unsigned subset_size = state.range(0);
@ -145,8 +150,8 @@ static void BM_subset (benchmark::State &state,
hb_subset_input_t* input = hb_subset_input_create_or_fail ();
assert (input);
if (!hinting)
hb_subset_input_set_flags (input, HB_SUBSET_FLAGS_NO_HINTING);
if (retain_gids)
hb_subset_input_set_flags (input, HB_SUBSET_FLAGS_RETAIN_GIDS);
switch (operation)
{
@ -194,7 +199,7 @@ static void BM_subset (benchmark::State &state,
static void test_subset (operation_t op,
const char *op_name,
bool hinting,
bool retain_gids,
benchmark::TimeUnit time_unit,
const test_input_t &test_input)
{
@ -206,10 +211,10 @@ static void test_subset (operation_t op,
strcat (name, "/");
const char *p = strrchr (test_input.font_path, '/');
strcat (name, p ? p + 1 : test_input.font_path);
if (!hinting)
strcat (name, "/nohinting");
if (retain_gids)
strcat (name, "/retaingids");
benchmark::RegisterBenchmark (name, BM_subset, op, test_input, hinting)
benchmark::RegisterBenchmark (name, BM_subset, op, test_input, retain_gids)
->Range(10, test_input.max_subset_size)
->Unit(time_unit);
}