Don't trigger an error if we try to delete a touch device after shutting down the touch system

This can happen on Raspberry Pi if the display system fails to initialize.
This commit is contained in:
Sam Lantinga 2022-11-18 11:14:14 -08:00
parent 81479d8784
commit ea4ea27a59
1 changed files with 9 additions and 3 deletions

View File

@ -456,10 +456,16 @@ SDL_SendTouchMotion(SDL_TouchID id, SDL_FingerID fingerid, SDL_Window * window,
void
SDL_DelTouch(SDL_TouchID id)
{
int i;
int index = SDL_GetTouchIndex(id);
SDL_Touch *touch = SDL_GetTouch(id);
int i, index;
SDL_Touch *touch;
if (SDL_num_touch == 0) {
/* We've already cleaned up, we won't find this device */
return;
}
index = SDL_GetTouchIndex(id);
touch = SDL_GetTouch(id);
if (!touch) {
return;
}