Avoid division by 0

If the frame_size width or height is 0, just return the current size to
avoid calculations involving divison by 0.
This commit is contained in:
Romain Vimont 2018-02-15 23:50:38 +01:00
parent 27b9159b07
commit d646f95a31

View file

@ -88,6 +88,11 @@ static SDL_bool get_preferred_display_bounds(struct size *bounds) {
// - it keeps the aspect ratio
// - it scales down to make it fit in the display_size
static struct size get_optimal_size(struct size current_size, struct size frame_size) {
if (frame_size.width == 0 || frame_size.height == 0) {
// avoid division by 0
return current_size;
}
struct size display_size;
// 32 bits because we need to multiply two 16 bits values
Uint32 w;