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-rw-r--r--ui/gtk.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/ui/gtk.c b/ui/gtk.c
index f41c396cb9..79dc240120 100644
--- a/ui/gtk.c
+++ b/ui/gtk.c
@@ -627,6 +627,12 @@ static bool gd_has_dmabuf(DisplayChangeListener *dcl)
{
VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
+ if (gtk_use_gl_area && !gtk_widget_get_realized(vc->gfx.drawing_area)) {
+ /* FIXME: Assume it will work, actual check done after realize */
+ /* fixing this would require delaying listener registration */
+ return true;
+ }
+
return vc->gfx.has_dmabuf;
}
@@ -647,6 +653,8 @@ static const DisplayChangeListenerOps dcl_gl_area_ops = {
.dpy_gl_scanout_texture = gd_gl_area_scanout_texture,
.dpy_gl_scanout_disable = gd_gl_area_scanout_disable,
.dpy_gl_update = gd_gl_area_scanout_flush,
+ .dpy_gl_scanout_dmabuf = gd_gl_area_scanout_dmabuf,
+ .dpy_has_dmabuf = gd_has_dmabuf,
};
static const DisplayChangeListenerOps dcl_egl_ops = {
@@ -1983,6 +1991,18 @@ static GtkWidget *gd_create_menu_machine(GtkDisplayState *s)
return machine_menu;
}
+#if defined(CONFIG_OPENGL)
+static void gl_area_realize(GtkGLArea *area, VirtualConsole *vc)
+{
+ gtk_gl_area_make_current(area);
+ qemu_egl_display = eglGetCurrentDisplay();
+ vc->gfx.has_dmabuf = qemu_egl_has_dmabuf();
+ if (!vc->gfx.has_dmabuf) {
+ error_report("GtkGLArea console lacks DMABUF support.");
+ }
+}
+#endif
+
static GSList *gd_vc_gfx_init(GtkDisplayState *s, VirtualConsole *vc,
QemuConsole *con, int idx,
GSList *group, GtkWidget *view_menu)
@@ -1998,6 +2018,8 @@ static GSList *gd_vc_gfx_init(GtkDisplayState *s, VirtualConsole *vc,
if (display_opengl) {
if (gtk_use_gl_area) {
vc->gfx.drawing_area = gtk_gl_area_new();
+ g_signal_connect(vc->gfx.drawing_area, "realize",
+ G_CALLBACK(gl_area_realize), vc);
vc->gfx.dcl.ops = &dcl_gl_area_ops;
} else {
vc->gfx.drawing_area = gtk_drawing_area_new();