From f80a341b4f31dd6080ea9b034d62d6a091267e15 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Timm=20B=C3=A4der?= <mail@baedert.org>
Date: Wed, 22 Jan 2020 08:38:55 +0100
Subject: [PATCH] gl renderer: handle cross-fade nodes with invisible children

---
 gsk/gl/gskglrenderer.c | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/gsk/gl/gskglrenderer.c b/gsk/gl/gskglrenderer.c
index 0817849e73..65933080c0 100644
--- a/gsk/gl/gskglrenderer.c
+++ b/gsk/gl/gskglrenderer.c
@@ -2155,14 +2155,24 @@ render_cross_fade_node (GskGLRenderer   *self,
                           start_node,
                           &start_region, &is_offscreen1,
                           FORCE_OFFSCREEN | RESET_CLIP | RESET_OPACITY))
-    g_assert_not_reached ();
+    {
+      gsk_gl_renderer_add_render_ops (self, end_node, builder);
+      return;
+    }
 
   if (!add_offscreen_ops (self, builder,
                           &node->bounds,
                           end_node,
                           &end_region, &is_offscreen2,
                           FORCE_OFFSCREEN | RESET_CLIP | RESET_OPACITY))
-    g_assert_not_reached ();
+    {
+      load_vertex_data_with_region (ops_draw (builder, NULL),
+                                    node,
+                                    builder,
+                                    &start_region,
+                                    TRUE);
+      return;
+    }
 
   ops_set_program (builder, &self->cross_fade_program);