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testdraw2: display FPS similarly to testsprit2. fix helper syntax

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Sylvain 2021-09-23 22:28:45 +02:00
parent 7ed415d2ed
commit decd1b4d74
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GPG Key ID: 5F87E02E5BC0939E
1 changed files with 22 additions and 11 deletions
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33
test/testdraw2.c
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@ -32,6 +32,8 @@ static int cycle_direction = 1;
static int current_alpha = 255;
static int current_color = 255;
static SDL_BlendMode blendMode = SDL_BLENDMODE_NONE;
static Uint32 next_fps_check, frames;
static const Uint32 fps_check_delay = 5000;
int done;
@ -178,6 +180,7 @@ DrawRects(SDL_Renderer * renderer)
void
loop()
{
Uint32 now;
int i;
SDL_Event event;
@ -203,13 +206,23 @@ loop()
emscripten_cancel_main_loop();
}
#endif
frames++;
now = SDL_GetTicks();
if (SDL_TICKS_PASSED(now, next_fps_check)) {
/* Print out some timing information */
const Uint32 then = next_fps_check - fps_check_delay;
const double fps = ((double) frames * 1000) / (now - then);
SDL_Log("%2.2f frames per second\n", fps);
next_fps_check = now + fps_check_delay;
frames = 0;
}
}
int
main(int argc, char *argv[])
{
int i;
Uint32 then, now, frames;
/* Enable standard application logging */
SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
@ -256,7 +269,12 @@ main(int argc, char *argv[])
}
}
if (consumed < 0) {
static const char *options[] = { "[--blend none|blend|add|mod]", "[--cyclecolor]", "[--cyclealpha]", NULL };
static const char *options[] = {
"[--blend none|blend|add|mod]",
"[--cyclecolor]",
"[--cyclealpha]",
"[num_objects]",
NULL };
SDLTest_CommonLogUsage(state, argv[0], options);
return 1;
}
@ -278,27 +296,20 @@ main(int argc, char *argv[])
/* Main render loop */
frames = 0;
then = SDL_GetTicks();
next_fps_check = SDL_GetTicks() + fps_check_delay;
done = 0;
#ifdef __EMSCRIPTEN__
emscripten_set_main_loop(loop, 0, 1);
#else
while (!done) {
++frames;
loop();
}
}
#endif
SDLTest_CommonQuit(state);
/* Print out some timing information */
now = SDL_GetTicks();
if (now > then) {
double fps = ((double) frames * 1000) / (now - then);
SDL_Log("%2.2f frames per second\n", fps);
}
return 0;
}