Change default window scale based on display DPI

Author: Bentroen

Minecraft Note Block Studio.yyp

@@ -20,7 +20,7 @@ function control_create() {
 	cam_window = camera_create()
 	view_set_camera(0, cam_window)
 	window_background = c_white
-	window_scale = 1
+	window_scale = get_default_window_scale()
 	prev_scale = -1
 	rw = 0
 	rh = 0

scripts/control_create/control_create.gml

@@ -105,8 +105,8 @@ function draw_window_preferences() {
 		draw_areaheader(x1 + 258, y1 + 240, 220, 44, "Window")
 		draw_text(x1 + 276, y1 + 256, "Scale:             %")
 		window_scale = median(50, draw_dragvalue(19, x1 + 322, y1 + 256, window_scale * 100, (1/power(window_scale, 2)) ), 400) / 100
-		if (draw_button2(x1 + 394, y1 + 251, 72, "Reset", (window_scale == 1))) {
-			window_scale = 1
+		if (draw_button2(x1 + 394, y1 + 251, 72, "Reset", (window_scale == get_default_window_scale()))) {
+			window_scale = get_default_window_scale()
 		}
 
 		draw_text(x1 + 22, y1 + 290, "Song folder: " + string_truncate(songfolder, 360))

scripts/draw_window_preferences/draw_window_preferences.gml

@@ -0,0 +1,7 @@
+function get_default_window_scale() {
+	//  96dpi = 100%
+	// 120dpi = 125%
+	// ...
+	var dpi = display_get_dpi_x();
+	return dpi / 96;
+}