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video: Send the new fullscreen size in screen coordinates

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After successfully entering fullscreen, send the new fullscreen window dimensions in screen coordinates, not pixels, to avoid a unit mismatch.
This commit is contained in:
Frank Praznik 2023-01-26 22:07:34 -05:00 committed by Sam Lantinga
parent c2d79cb411
commit fc5f363ff7
1 changed files with 5 additions and 3 deletions
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8
src/video/SDL_video.c
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@ -1499,11 +1499,13 @@ static int SDL_UpdateFullscreenMode(SDL_Window *window, SDL_bool fullscreen)
*/
/* This is also unnecessary on Win32 (WIN_SetWindowFullscreen calls SetWindowPos,
* WM_WINDOWPOSCHANGED will send SDL_EVENT_WINDOW_RESIZED). Also, on Windows with DPI scaling enabled,
* we're keeping modes in pixels, but window sizes in dpi-scaled points, so this would be a unit mismatch.
* WM_WINDOWPOSCHANGED will send SDL_EVENT_WINDOW_RESIZED).
*/
/* The new fullscreen window size must be sent in screen coordinates, not pixels. */
SDL_SendWindowEvent(other, SDL_EVENT_WINDOW_RESIZED,
fullscreen_mode.w, fullscreen_mode.h);
(int)(fullscreen_mode.w / fullscreen_mode.display_scale),
(int)(fullscreen_mode.h / fullscreen_mode.display_scale));
#endif
} else {
SDL_OnWindowResized(other);