From cfbe3709bf0075b521cc62f1e175998b7b5d9596 Mon Sep 17 00:00:00 2001
From: Benjamin Otte <otte@redhat.com>
Date: Sat, 16 Mar 2024 13:20:03 +0100
Subject: [PATCH] gpu: Respect the GDK_GL_DISABLE flag

It's now possible to disable sync support.
---
 gsk/gpu/gskglframe.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/gsk/gpu/gskglframe.c b/gsk/gpu/gskglframe.c
index ecc7da5f96..c9997f28d9 100644
--- a/gsk/gpu/gskglframe.c
+++ b/gsk/gpu/gskglframe.c
@@ -184,7 +184,9 @@ gsk_gl_frame_submit (GskGpuFrame  *frame,
       op = gsk_gpu_op_gl_command (op, frame, &state);
     }
 
-  self->sync = glFenceSync (GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
+  if (gdk_gl_context_has_feature (GDK_GL_CONTEXT (gsk_gpu_frame_get_context (frame)),
+                                  GDK_GL_FEATURE_SYNC))
+    self->sync = glFenceSync (GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
 }
 
 static void