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(GLUI) Add menu scaling workaround for Mac platforms (DPI requests currently cause crashes on Mac)

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jdgleaver 2019-10-11 13:31:00 +01:00
parent e47e055508
commit d6d0bb5e4e
1 changed files with 24 additions and 0 deletions
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24
menu/menu_driver.c
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@ -2096,6 +2096,30 @@ float menu_display_get_dpi_scale(unsigned width, unsigned height)
diagonal_pixels = (float)sqrt( diagonal_pixels = (float)sqrt(
(double)((width * width) + (height * height))); (double)((width * width) + (height * height)));
/* TODO/FIXME: On Mac, calling video_context_driver_get_metrics()
* here causes RetroArch to crash (EXC_BAD_ACCESS). This is
* unfortunate, and needs to be fixed at the gfx context driver
* level. Until this is done, all we can do is fallback to using
* the old legacy 'magic number' scaling on Mac platforms.
* Note: We use a rather ugly construct here so the 'Mac hack'
* can be added in one place, without polluting the rest of
* the code. */
#if defined(HAVE_COCOA) || defined(HAVE_COCOA_METAL)
if (true)
{
scale = (diagonal_pixels / 6.5f) / 212.0f;
scale_cached = true;
last_width = width;
last_height = height;
if (settings)
return scale * ((settings->floats.menu_scale_factor > 0.0001f) ?
settings->floats.menu_scale_factor : 1.0f);
return scale;
}
#endif
/* Get pixel scale relative to baseline 1080p display */ /* Get pixel scale relative to baseline 1080p display */
pixel_scale = diagonal_pixels / DIAGONAL_PIXELS_1080P; pixel_scale = diagonal_pixels / DIAGONAL_PIXELS_1080P;