gistfile1.diff

diff --git a/src/porting.cpp b/src/porting.cpp
index 885b36e..286b4e1 100644
--- a/src/porting.cpp
+++ b/src/porting.cpp
@@ -602,7 +602,16 @@ float getDisplayDensity()
 	/* return manually specified dpi */
 	return g_settings->getFloat("screen_dpi")/96.0;
 }
-
+#elif defined(_WIN32)
+float getDisplayDensity()
+{
+	SetProcessDPIAware();
+	HDC screen = GetDC(NULL);
+	float dpi_x = GetDeviceCaps(screen, LOGPIXELSX);
+	float dpi_y = GetDeviceCaps(screen, LOGPIXELSY);
+	ReleaseDC(NULL, screen);
+	return (dpi_x + dpi_y) * 0.5;
+}
 #else
 float getDisplayDensity()
 {