diff options
Diffstat (limited to 'platform/javascript/js')
| -rw-r--r-- | platform/javascript/js/libs/library_godot_display.js | 28 |
1 files changed, 7 insertions, 21 deletions
diff --git a/platform/javascript/js/libs/library_godot_display.js b/platform/javascript/js/libs/library_godot_display.js index c7729a8c5b..768eaf9e1d 100644 --- a/platform/javascript/js/libs/library_godot_display.js +++ b/platform/javascript/js/libs/library_godot_display.js @@ -336,26 +336,12 @@ const GodotDisplay = { $GodotDisplay__deps: ['$GodotConfig', '$GodotRuntime', '$GodotDisplayCursor', '$GodotEventListeners', '$GodotDisplayScreen', '$GodotDisplayVK'], $GodotDisplay: { window_icon: '', - findDPI: function () { - function testDPI(dpi) { - return window.matchMedia(`(max-resolution: ${dpi}dpi)`).matches; - } - function bisect(low, high, func) { - const mid = parseInt(((high - low) / 2) + low, 10); - if (high - low <= 1) { - return func(high) ? high : low; - } - if (func(mid)) { - return bisect(low, mid, func); - } - return bisect(mid, high, func); - } - try { - const dpi = bisect(0, 800, testDPI); - return dpi >= 96 ? dpi : 96; - } catch (e) { - return 96; - } + getDPI: function () { + // devicePixelRatio is given in dppx + // https://drafts.csswg.org/css-values/#resolution + // > due to the 1:96 fixed ratio of CSS *in* to CSS *px*, 1dppx is equivalent to 96dpi. + const dpi = Math.round(window.devicePixelRatio * 96); + return dpi >= 96 ? dpi : 96; }, }, @@ -461,7 +447,7 @@ const GodotDisplay = { godot_js_display_screen_dpi_get__sig: 'i', godot_js_display_screen_dpi_get: function () { - return GodotDisplay.findDPI(); + return GodotDisplay.getDPI(); }, godot_js_display_pixel_ratio_get__sig: 'f', |