constant gizmo size on canvas resize (#6028)

playcanvas · Jan 30, 2024 · c8e49a4 · c8e49a4
1 parent b5355a7
commit c8e49a4
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/extras/gizmo/gizmo.js b/extras/gizmo/gizmo.js
@@ -18,6 +18,7 @@ const xdir = new Vec3();
 // constants
 const MIN_GIZMO_SCALE = 1e-4;
 const PERS_SCALE_RATIO = 0.3;
+const PERS_CANVAS_RATIO = 1300;
 const ORTHO_SCALE_RATIO = 0.32;
 
 /**
@@ -362,7 +363,11 @@ class Gizmo extends EventHandler {
 
     _updateScale() {
         if (this._camera.projection === PROJECTION_PERSPECTIVE) {
-            this._scale = this._getProjFrustumWidth() * PERS_SCALE_RATIO;
+            let canvasMult = 1;
+            if (this._device.width > 0 && this._device.height > 0) {
+                canvasMult = PERS_CANVAS_RATIO / Math.min(this._device.width, this._device.height);
+            }
+            this._scale = this._getProjFrustumWidth() * canvasMult * PERS_SCALE_RATIO;
         } else {
             this._scale = this._camera.orthoHeight * ORTHO_SCALE_RATIO;
         }