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fix for dpi scale value on linux

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This commit is contained in:
Noel Berry
2022-03-16 23:05:38 -07:00
parent 9096ed79a7
commit 5a6a53f4bc
1 changed files with 10 additions and 6 deletions
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16
src/internal/platform_sdl2.cpp
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@ -545,21 +545,25 @@ float SDL2_Platform::get_content_scale()
return 2.0f;
#endif
#if _WIN32
float hidpiRes = 96;
#else
float hidpiRes = 72;
#endif
// TODO:
// is there a way to get this value properly? My Windows & Linux PC's both seem to thing 96 is correct
const float hidpi_res = 96;
int index = SDL_GetWindowDisplayIndex(window);
if (index < 0)
{
Log::error(SDL_GetError());
return 1.0f;
}
float ddpi, x, y;
if (SDL_GetDisplayDPI(index, &ddpi, &x, &y) != 0)
{
Log::error(SDL_GetError());
return 1.0f;
}
return (ddpi / hidpiRes);
return (ddpi / hidpi_res);
}
const char* SDL2_Platform::app_path()