From: Matthias Clasen <mclasen@redhat.com>
Date: Wed, 16 Oct 2019 02:52:28 +0000 (-0400)
Subject: Fix a crash with glyph caching
X-Git-Tag: archive/raspbian/4.4.1+ds1-2+rpi1^2~18^2~20^2~705^2
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=d777300d4e4536fa12c5a82c370061d024a9baee;p=gtk4.git

Fix a crash with glyph caching

We need to treat atlas-less cached glyphs like
atlases, when it comes to invalidating text node
render data.
---

diff --git a/gsk/gl/gskglglyphcache.c b/gsk/gl/gskglglyphcache.c
index 5571293ee5..80216ab5be 100644
--- a/gsk/gl/gskglglyphcache.c
+++ b/gsk/gl/gskglglyphcache.c
@@ -362,6 +362,12 @@ gsk_gl_glyph_cache_begin_frame (GskGLGlyphCache *self,
                 {
                   gsk_gl_driver_destroy_texture (driver, value->texture_id);
                   g_hash_table_iter_remove (&iter);
+
+                  /* Sadly, if we drop an atlas-less cached glyph, we
+                   * have to treat it like a dropped atlas and purge
+                   * text node render data.
+                   */
+                  self->atlas_timestamp++;
                 }
             }
           else