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GtkGLArea: Add profile property

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This lets you force a core 3.2 context if you want
This commit is contained in:
Alexander Larsson 2014-10-30 19:18:05 +01:00
parent b519b642bd
commit 969b9c6552
2 changed files with 82 additions and 1 deletions
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78
gtk/gtkglarea.c
View File

@ -118,6 +118,7 @@
*/
typedef struct {
GdkGLProfile profile;
GdkGLContext *context;
GdkWindow *event_window;
GError *error;
@ -141,11 +142,13 @@ enum {
PROP_0,
PROP_CONTEXT,
PROP_PROFILE,
PROP_HAS_ALPHA,
PROP_HAS_DEPTH_BUFFER,
PROP_HAS_STENCIL_BUFFER,
PROP_AUTO_RENDER,
LAST_PROP
};
@ -202,6 +205,11 @@ gtk_gl_area_set_property (GObject *gobject,
g_value_get_boolean (value));
break;
case PROP_PROFILE:
gtk_gl_area_set_profile (GTK_GL_AREA(gobject),
g_value_get_enum (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (gobject, prop_id, pspec);
}
@ -237,6 +245,10 @@ gtk_gl_area_get_property (GObject *gobject,
g_value_set_object (value, priv->context);
break;
case PROP_PROFILE:
g_value_set_enum (value, priv->profile);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (gobject, prop_id, pspec);
}
@ -267,7 +279,7 @@ gtk_gl_area_realize (GtkWidget *widget)
gtk_widget_register_window (widget, priv->event_window);
priv->context = gdk_window_create_gl_context (gtk_widget_get_window (widget),
GDK_GL_PROFILE_DEFAULT,
priv->profile,
&priv->error);
}
@ -654,6 +666,23 @@ gtk_gl_area_class_init (GtkGLAreaClass *klass)
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS);
/**
* GdkGLArea:profile:
*
* The #GdkGLProfile to use to create the GL context for the area
*
* Since: 3.16
*/
obj_props[PROP_PROFILE] =
g_param_spec_enum ("profile",
P_("Profile"),
P_("The GL profile to use for the GL context"),
GDK_TYPE_GL_PROFILE,
GDK_GL_PROFILE_DEFAULT,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT |
G_PARAM_STATIC_STRINGS);
/**
* GtkGLArea:auto-render:
*
@ -764,6 +793,7 @@ gtk_gl_area_init (GtkGLArea *area)
gtk_widget_set_has_window (GTK_WIDGET (area), FALSE);
gtk_widget_set_app_paintable (GTK_WIDGET (area), TRUE);
priv->profile = GDK_GL_PROFILE_DEFAULT;
priv->auto_render = TRUE;
priv->needs_render = TRUE;
}
@ -783,6 +813,52 @@ gtk_gl_area_new (void)
return g_object_new (GTK_TYPE_GL_AREA, NULL);
}
/**
* gtk_gl_area_get_profile:
* @area: a #GtkGLArea
*
* Returns the profile that will be used to create the GL context for the area.
*
* Returns: a #GdkGLProfile
*
* Since: 3.16
*/
GdkGLProfile
gtk_gl_area_get_profile (GtkGLArea *area)
{
GtkGLAreaPrivate *priv = gtk_gl_area_get_instance_private (area);
g_return_val_if_fail (GTK_IS_GL_AREA (area), FALSE);
return priv->profile;
}
/**
* gtk_gl_area_set_profile:
* @area: a #GtkGLArea
* @profile: a #GdkGLProfile
*
* Sets the profile type to be used when creating the context for the widget.
* This must be called before the are has been realized.
*
* Since: 3.16
*/
void
gtk_gl_area_set_profile (GtkGLArea *area,
GdkGLProfile profile)
{
GtkGLAreaPrivate *priv = gtk_gl_area_get_instance_private (area);
g_return_if_fail (GTK_IS_GL_AREA (area));
if (priv->profile != profile)
{
priv->profile = profile;
g_object_notify (G_OBJECT (area), "profile");
}
}
/**
* gtk_gl_area_get_has_alpha:
* @area: a #GtkGLArea

5
gtk/gtkglarea.h
View File

@ -79,6 +79,11 @@ GType gtk_gl_area_get_type (void) G_GNUC_CONST;
GDK_AVAILABLE_IN_3_16
GtkWidget * gtk_gl_area_new (void);
GDK_AVAILABLE_IN_3_16
GdkGLProfile gtk_gl_area_get_profile (GtkGLArea *area);
GDK_AVAILABLE_IN_3_16
void gtk_gl_area_set_profile (GtkGLArea *area,
GdkGLProfile profile);
GDK_AVAILABLE_IN_3_16
gboolean gtk_gl_area_get_has_alpha (GtkGLArea *area);