diff mbox series

[PULL,01/15] ui/gtk-gl-area: implement GL context destruction

Message ID 20220614121610.508356-2-kraxel@redhat.com (mailing list archive)
State New, archived
Headers show
Series [PULL,01/15] ui/gtk-gl-area: implement GL context destruction | expand

Commit Message

Gerd Hoffmann June 14, 2022, 12:15 p.m. UTC
From: Volker RĂ¼melin <vr_qemu@t-online.de>

The counterpart function for gd_gl_area_create_context() is
currently empty. Implement the gd_gl_area_destroy_context()
function to avoid GL context leaks.

Signed-off-by: Volker RĂ¼melin <vr_qemu@t-online.de>
Message-Id: <20220605085131.7711-1-vr_qemu@t-online.de>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 ui/gtk-gl-area.c | 8 +++++++-
 ui/trace-events  | 1 +
 2 files changed, 8 insertions(+), 1 deletion(-)
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Patch

diff --git a/ui/gtk-gl-area.c b/ui/gtk-gl-area.c
index fc5a082eb846..0e20ea031d34 100644
--- a/ui/gtk-gl-area.c
+++ b/ui/gtk-gl-area.c
@@ -201,7 +201,13 @@  QEMUGLContext gd_gl_area_create_context(DisplayGLCtx *dgc,
 
 void gd_gl_area_destroy_context(DisplayGLCtx *dgc, QEMUGLContext ctx)
 {
-    /* FIXME */
+    GdkGLContext *current_ctx = gdk_gl_context_get_current();
+
+    trace_gd_gl_area_destroy_context(ctx, current_ctx);
+    if (ctx == current_ctx) {
+        gdk_gl_context_clear_current();
+    }
+    g_clear_object(&ctx);
 }
 
 void gd_gl_area_scanout_texture(DisplayChangeListener *dcl,
diff --git a/ui/trace-events b/ui/trace-events
index f78b5e66061f..1040ba0f88c7 100644
--- a/ui/trace-events
+++ b/ui/trace-events
@@ -26,6 +26,7 @@  gd_key_event(const char *tab, int gdk_keycode, int qkeycode, const char *action)
 gd_grab(const char *tab, const char *device, const char *reason) "tab=%s, dev=%s, reason=%s"
 gd_ungrab(const char *tab, const char *device) "tab=%s, dev=%s"
 gd_keymap_windowing(const char *name) "backend=%s"
+gd_gl_area_destroy_context(void *ctx, void *current_ctx) "ctx=%p, current_ctx=%p"
 
 # vnc-auth-sasl.c
 # vnc-auth-vencrypt.c