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Grab events in large chunks in SDL_IterateMainCallbacks()

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This is more efficient, especially since we're just going to discard them.
This commit is contained in:
Sam Lantinga
2023-11-03 21:47:44 -07:00
parent ad5264e54f
commit e0379c3b37
1 changed files with 12 additions and 5 deletions
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17
src/main/SDL_main_callbacks.c
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@@ -81,17 +81,24 @@ int SDL_InitMainCallbacks(int argc, char* argv[], SDL_AppInit_func appinit, SDL_
int SDL_IterateMainCallbacks(void) int SDL_IterateMainCallbacks(void)
{ {
SDL_Event event; // Just pump events and empty the queue, EventWatcher sends the events to the app.
SDL_PumpEvents(); SDL_PumpEvents();
while (SDL_PeepEvents(&event, 1, SDL_GETEVENT, SDL_EVENT_FIRST, SDL_EVENT_LAST) == 1) {
// just empty the queue, EventWatcher sends the events to the app. for (;;) {
switch (event.type) { SDL_Event events[32];
int count = SDL_PeepEvents(events, SDL_arraysize(events), SDL_GETEVENT, SDL_EVENT_FIRST, SDL_EVENT_LAST);
if (count <= 0) {
break;
}
for (int i = 0; i < count; ++i) {
switch (events[i].type) {
case SDL_EVENT_DROP_FILE: case SDL_EVENT_DROP_FILE:
case SDL_EVENT_DROP_TEXT: case SDL_EVENT_DROP_TEXT:
SDL_free(event.drop.file); SDL_free(events[i].drop.file);
break; break;
} }
} }
}
int rc = SDL_main_iteration_callback(); int rc = SDL_main_iteration_callback();
if (!SDL_AtomicCAS(&apprc, 0, rc)) { if (!SDL_AtomicCAS(&apprc, 0, rc)) {