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gdk: take into account scaling on wayland

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The X11 part of the GDK backend takes into account the scaling factor of its
window when resizing the underlying X11 objects. We need to do the same for
Wayland.

https://bugzilla.gnome.org/show_bug.cgi?id=755245
This commit is contained in:
Lionel Landwerlin 2015-11-22 17:22:41 +00:00
parent a9b0715df1
commit 8c863573fc
1 changed files with 30 additions and 20 deletions
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38
clutter/gdk/clutter-stage-gdk.c
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@ -122,8 +122,8 @@ clutter_stage_gdk_get_geometry (ClutterStageWindow *stage_window,
{
ClutterStageGdk *stage_gdk = CLUTTER_STAGE_GDK (stage_window);
if (!stage_gdk->foreign_window)
{
geometry->x = geometry->y = 0;
if (stage_gdk->window != NULL)
{
geometry->width = gdk_window_get_width (stage_gdk->window);
@ -131,12 +131,9 @@ clutter_stage_gdk_get_geometry (ClutterStageWindow *stage_window,
}
else
{
geometry->width = 640;
geometry->height = 480;
geometry->width = 800;
geometry->height = 600;
}
}
else
clutter_stage_window_parent_iface->get_geometry (stage_window, geometry);
}
static void
@ -166,8 +163,11 @@ clutter_stage_gdk_resize (ClutterStageWindow *stage_window,
gdk_window_resize (stage_gdk->window, width, height);
#if defined(GDK_WINDOWING_WAYLAND)
else if (GDK_IS_WAYLAND_WINDOW (stage_gdk->window))
{
int scale = gdk_window_get_scale_factor (stage_gdk->window);
cogl_wayland_onscreen_resize (CLUTTER_STAGE_COGL (stage_gdk)->onscreen,
width, height, 0, 0);
width * scale, height * scale, 0, 0);
}
#endif
}
@ -248,6 +248,9 @@ clutter_stage_gdk_wayland_surface (ClutterStageGdk *stage_gdk)
wl_surface_set_input_region (stage_gdk->clutter_surface, input_region);
wl_region_destroy (input_region);
wl_surface_set_buffer_scale (stage_gdk->clutter_surface,
gdk_window_get_scale_factor (stage_gdk->window));
parent_surface = gdk_wayland_window_get_wl_surface (gdk_window_get_toplevel (stage_gdk->window));
stage_gdk->subsurface = wl_subcompositor_get_subsurface (stage_gdk->subcompositor,
stage_gdk->clutter_surface,
@ -270,8 +273,12 @@ _clutter_stage_gdk_notify_configure (ClutterStageGdk *stage_gdk,
{
if (x < 0 || y < 0 || width < 1 || height < 1)
return;
if (stage_gdk->foreign_window)
{
ClutterStageCogl *stage_cogl = CLUTTER_STAGE_COGL (stage_gdk);
int scale = gdk_window_get_scale_factor (stage_gdk->window);
#if defined(GDK_WINDOWING_WAYLAND)
if (GDK_IS_WAYLAND_WINDOW (stage_gdk->window) &&
gdk_window_get_window_type (stage_gdk->window) == GDK_WINDOW_CHILD &&
@ -279,21 +286,22 @@ _clutter_stage_gdk_notify_configure (ClutterStageGdk *stage_gdk,
{
gint rx, ry;
gdk_window_get_origin (stage_gdk->window, &rx, &ry);
/* TODO: we might need to apply the scale factor here. */
wl_subsurface_set_position (stage_gdk->subsurface, rx, ry);
wl_surface_set_buffer_scale (stage_gdk->clutter_surface, scale);
cogl_wayland_onscreen_resize (stage_cogl->onscreen,
width * scale, height * scale, 0, 0);
}
else
#endif
#if defined(GDK_WINDOWING_X11)
if (GDK_IS_X11_WINDOW (stage_gdk->window))
{
ClutterStageCogl *stage_cogl = CLUTTER_STAGE_COGL (stage_gdk);
ClutterBackend *backend = CLUTTER_BACKEND (stage_cogl->backend);
int scale_factor = gdk_window_get_scale_factor (stage_gdk->window);
XConfigureEvent xevent = { ConfigureNotify };
xevent.window = GDK_WINDOW_XID (stage_gdk->window);
xevent.width = width * scale_factor;
xevent.height = height * scale_factor;
xevent.width = width * scale;
xevent.height = height * scale;
/* Ensure cogl knows about the new size immediately, as we will
* draw before we get the ConfigureNotify response. */
@ -319,6 +327,7 @@ clutter_stage_gdk_realize (ClutterStageWindow *stage_window)
gboolean cursor_visible;
gboolean use_alpha;
gfloat width, height;
int scale;
if (backend->cogl_context == NULL)
{
@ -423,8 +432,9 @@ clutter_stage_gdk_realize (ClutterStageWindow *stage_window)
g_object_set_data (G_OBJECT (stage_gdk->window), "clutter-stage-window", stage_gdk);
scale = gdk_window_get_scale_factor (stage_gdk->window);
stage_cogl->onscreen = cogl_onscreen_new (backend->cogl_context,
width, height);
width * scale, height * scale);
#if defined(GDK_WINDOWING_X11) && defined(COGL_HAS_XLIB_SUPPORT)
if (GDK_IS_X11_WINDOW (stage_gdk->window))