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Prevent divide by 0 when SDL_GetCurrentDisplayMode()/SDL_GetClosestDisplayMode() say the refresh rate is 0

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git-svn-id: https://svn.eduke32.com/eduke32@6833 1a8010ca-5511-0410-912e-c29ae57300e0
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terminx 2018-04-12 21:04:07 +00:00
parent 87d19d5cde
commit 1cb6ab9db1
1 changed files with 3 additions and 0 deletions
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3
source/build/src/sdlayer.cpp
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@ -1519,6 +1519,9 @@ void setrefreshrate(void)
SDL_SetWindowDisplayMode(sdl_window, &newmode);
}
if (!newmode.refresh_rate)
newmode.refresh_rate = 60;
currentVBlankInterval = 1000/newmode.refresh_rate;
}