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xwayland: Reuse viewport instead of recreating 

When a viewport is already created we can reuse this object instead of
destroying it and getting a new one for updating the source rectangle and
destination size.

Signed-off-by: Roman Gilg <subdiff@gmail.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Olivier Fourdan <ofourdan@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
This commit is contained in:
Roman Gilg 2020-01-03 17:12:14 +01:00 committed by Hans de Goede
parent ded89300c1
commit 948e02872f
1 changed files with 7 additions and 11 deletions
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18
hw/xwayland/xwayland-window.c
View File

@ -217,17 +217,13 @@ xwl_window_enable_viewport(struct xwl_window *xwl_window,
struct xwl_output *xwl_output,
struct xwl_emulated_mode *emulated_mode)
{
/* If necessary disable old viewport to apply new settings */
if (xwl_window_has_viewport_enabled(xwl_window))
xwl_window_disable_viewport(xwl_window);
DebugF("XWAYLAND: enabling viewport %dx%d -> %dx%d\n",
emulated_mode->width, emulated_mode->height,
xwl_output->width, xwl_output->height);
xwl_window->viewport =
wp_viewporter_get_viewport(xwl_window->xwl_screen->viewporter,
xwl_window->surface);
if (!xwl_window_has_viewport_enabled(xwl_window)) {
DebugF("XWAYLAND: enabling viewport %dx%d -> %dx%d\n",
emulated_mode->width, emulated_mode->height,
xwl_output->width, xwl_output->height);
xwl_window->viewport = wp_viewporter_get_viewport(xwl_window->xwl_screen->viewporter,
xwl_window->surface);
}
wp_viewport_set_source(xwl_window->viewport,
wl_fixed_from_int(0),