From b350122fb3af6d4eff9a2cf9c8fc3b7157601944 Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Tue, 7 Feb 2023 13:49:16 -0700
Subject: [PATCH] [embolden] Fix glyph_extents in hb-ft

---
 src/hb-ft.cc | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/src/hb-ft.cc b/src/hb-ft.cc
index 5ca08d0a6..6cf27203d 100644
--- a/src/hb-ft.cc
+++ b/src/hb-ft.cc
@@ -657,6 +657,22 @@ hb_ft_get_glyph_extents (hb_font_t *font,
   extents->width = ceilf (x2) - extents->x_bearing;
   extents->height = ceilf (y2) - extents->y_bearing;
 
+  if (font->x_strength || font->y_strength)
+  {
+    /* Y */
+    int y_shift = font->y_strength;
+    if (font->y_scale < 0) y_shift = -y_shift;
+    extents->y_bearing += y_shift;
+    extents->height -= y_shift;
+
+    /* X */
+    int x_shift = font->x_strength;
+    if (font->x_scale < 0) x_shift = -x_shift;
+    if (font->embolden_in_place)
+      extents->x_bearing -= x_shift / 2;
+    extents->width += x_shift;
+  }
+
   return true;
 }