screenDpi

fnScreenDpi screenDpi(int screen = 0) nothrow @nogc

Gets the DPI (dots per inch) of a screen.

Parameters

screenScreen number (0 to screenCount-1)

Returns

Screen DPI values

Example: 

auto dpi = screenDpi(0);
if (dpi.horizontal > 120) {
   // High DPI screen, scale UI
}