From a26fa2dea756bba335021079a619f7a669c2e09c Mon Sep 17 00:00:00 2001
From: Just van Rossum <justvanrossum@gmail.com>
Date: Sat, 16 Sep 2023 19:27:41 +0200
Subject: [PATCH] Compare against the correct default glyph (sripped of
 location details)

---
 src/fontra/client/core/glyph-controller.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/fontra/client/core/glyph-controller.js b/src/fontra/client/core/glyph-controller.js
index f8c8a29c01..615e148864 100644
--- a/src/fontra/client/core/glyph-controller.js
+++ b/src/fontra/client/core/glyph-controller.js
@@ -219,7 +219,7 @@ export class VariableGlyphController {
       }
       const defaultSourceIndex = this.model?.reverseMapping[0] || 0;
       const defaultSourceGlyph =
-        this.layers[this.sources[defaultSourceIndex].layerName].glyph;
+        layerGlyphs[this.sources[defaultSourceIndex].layerName];
       this._sourceInterpolationStatus = this.sources.map((source) => {
         const sourceGlyph = layerGlyphs[source.layerName];
         if (sourceGlyph !== defaultSourceGlyph) {