--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/source/fitz/glyphbox.c	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,39 @@
+// Copyright (C) 2004-2021 Artifex Software, Inc.
+//
+// This file is part of MuPDF.
+//
+// MuPDF is free software: you can redistribute it and/or modify it under the
+// terms of the GNU Affero General Public License as published by the Free
+// Software Foundation, either version 3 of the License, or (at your option)
+// any later version.
+//
+// MuPDF is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+// FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
+// details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with MuPDF. If not, see <https://www.gnu.org/licenses/agpl-3.0.en.html>
+//
+// Alternative licensing terms are available from the licensor.
+// For commercial licensing, see <https://www.artifex.com/> or contact
+// Artifex Software, Inc., 39 Mesa Street, Suite 108A, San Francisco,
+// CA 94129, USA, for further information.
+
+#include "glyphbox.h"
+
+int fz_glyph_entirely_outside_box(fz_context *ctx, fz_matrix *ctm, fz_text_span *span, fz_text_item *item, fz_rect *box)
+{
+	fz_rect glyph_rect = fz_bound_glyph(ctx, span->font, item->gid, span->trm);
+	glyph_rect.x0 += item->x;
+	glyph_rect.y0 += item->y;
+	glyph_rect.x1 += item->x;
+	glyph_rect.y1 += item->y;
+	glyph_rect = fz_transform_rect(glyph_rect, *ctm);
+	if (glyph_rect.x1 <= box->x0 ||
+			glyph_rect.y1 <= box->y0 ||
+			glyph_rect.x0 >= box->x1 ||
+			glyph_rect.y0 >= box->y1)
+		return 1;
+	return 0;
+}