From 34fd48f68d3c0e9ca60468ca4befb1a67d57fdf7 Mon Sep 17 00:00:00 2001 From: Fabio Alessandrelli Date: Tue, 6 Apr 2021 12:46:33 +0200 Subject: [HTML5] Implement WebGL fallback. According to project settings and when WebGL2 is not available. This does nothing in current master, as we have no rendering yet! --- platform/javascript/js/libs/library_godot_display.js | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'platform/javascript/js') diff --git a/platform/javascript/js/libs/library_godot_display.js b/platform/javascript/js/libs/library_godot_display.js index 00e6a01679..91cab5eacc 100644 --- a/platform/javascript/js/libs/library_godot_display.js +++ b/platform/javascript/js/libs/library_godot_display.js @@ -719,6 +719,17 @@ const GodotDisplay = { GodotRuntime.setHeapValue(r_y, (y - rect.y) * rh, 'i32'); }, + godot_js_display_has_webgl__sig: 'ii', + godot_js_display_has_webgl: function (p_version) { + if (p_version !== 1 && p_version !== 2) { + return false; + } + try { + return !!document.createElement('canvas').getContext(p_version === 2 ? 'webgl2' : 'webgl'); + } catch (e) { /* Not available */ } + return false; + }, + /* * Canvas */ -- cgit v1.2.3