libxkbcommon/test/bench-key-proc.c

96 lines
2.8 KiB
C

/*
* Copyright © 2012 Ran Benita <ran234@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#include <stdlib.h>
#include <time.h>
#include "test.h"
#define BENCHMARK_ITERATIONS 20000000
static void
bench(struct xkb_state *state)
{
int8_t keys[256] = { 0 };
xkb_keycode_t keycode;
xkb_keysym_t keysym;
int i;
for (i = 0; i < BENCHMARK_ITERATIONS; i++) {
keycode = (rand() % (255 - 9)) + 9;
if (keys[keycode]) {
xkb_state_update_key(state, keycode, XKB_KEY_UP);
keys[keycode] = 0;
keysym = xkb_state_key_get_one_sym(state, keycode);
(void) keysym;
} else {
xkb_state_update_key(state, keycode, XKB_KEY_DOWN);
keys[keycode] = 1;
}
}
}
int
main(void)
{
struct xkb_context *ctx;
struct xkb_keymap *keymap;
struct xkb_state *state;
struct timespec start, stop, elapsed;
ctx = test_get_context();
assert(ctx);
keymap = test_compile_rules(ctx, "evdev", "pc104", "us,ru,il,de",
",,,neo", "grp:menu_toggle");
assert(keymap);
state = xkb_state_new(keymap);
assert(state);
xkb_context_set_log_level(ctx, XKB_LOG_LEVEL_CRITICAL);
xkb_context_set_log_verbosity(ctx, 0);
srand(time(NULL));
clock_gettime(CLOCK_MONOTONIC, &start);
bench(state);
clock_gettime(CLOCK_MONOTONIC, &stop);
elapsed.tv_sec = stop.tv_sec - start.tv_sec;
elapsed.tv_nsec = stop.tv_nsec - start.tv_nsec;
if (elapsed.tv_nsec < 0) {
elapsed.tv_nsec += 1000000000;
elapsed.tv_sec--;
}
fprintf(stderr, "ran %d iterations in %ld.%09lds\n",
BENCHMARK_ITERATIONS, elapsed.tv_sec, elapsed.tv_nsec);
xkb_state_unref(state);
xkb_keymap_unref(keymap);
xkb_context_unref(ctx);
return 0;
}