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Note it is safe to do drawing in response to SDL_EVENT_WINDOW_EXPOSED

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Sam Lantinga
2025-09-14 10:19:14 -07:00
parent 1aba421bd3
commit 29e6e07396
1 changed files with 1 additions and 1 deletions
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include/SDL3/SDL_events.h
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@@ -1396,7 +1396,7 @@ typedef bool (SDLCALL *SDL_EventFilter)(void *userdata, SDL_Event *event);
* allows selective filtering of dynamically arriving events. * allows selective filtering of dynamically arriving events.
* *
* **WARNING**: Be very careful of what you do in the event filter function, * **WARNING**: Be very careful of what you do in the event filter function,
* as it may run in a different thread! * as it may run in a different thread! The exception is handling of SDL_EVENT_WINDOW_EXPOSED, which is guaranteed to be sent from the OS on the main thread and you are expected to redraw your window in response to this event.
* *
* On platforms that support it, if the quit event is generated by an * On platforms that support it, if the quit event is generated by an
* interrupt signal (e.g. pressing Ctrl-C), it will be delivered to the * interrupt signal (e.g. pressing Ctrl-C), it will be delivered to the