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simulator: Adjust scaling using keyboard shortcuts

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Press 0-3 to to adjust current zoom level
to 50% (0), 100% (1), 200% (2), or 300% (3).

Press 4 to switch between "best" (linear)
and nearest pixel sampling.

Change-Id: Id10d361659855a0ad9c97e6b341f498f72709ef5
This commit is contained in:
Christian Soffke 2024-12-22 12:50:59 +01:00
parent 759cbf4e5f
commit 7aaa722a5d
3 changed files with 55 additions and 22 deletions
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24
firmware/target/hosted/sdl/button-sdl.c
View file

@ -351,6 +351,30 @@ static void button_event(int key, bool pressed)
switch (key)
{
#ifdef SIMULATOR
case SDLK_0:
display_zoom = 0.5;
case SDLK_1:
display_zoom = display_zoom ?: 1;
case SDLK_2:
display_zoom = display_zoom ?: 2;
case SDLK_3:
display_zoom = display_zoom ?: 3;
case SDLK_4:
if (pressed)
{
display_zoom = 0;
return;
}
if (!display_zoom)
SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY,
strcmp(SDL_GetHint(SDL_HINT_RENDER_SCALE_QUALITY) ?:
"best", "best") ? "best": "nearest");
sdl_window_needs_update();
#if !defined(__WIN32) && !defined (__APPLE__)
button_queue_post(SDLK_UNKNOWN, 0); /* update window on main thread */
#endif
return;
case USB_KEY:
if (!pressed)
{