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xwayland: Snap damage reports to the bounding box 

Instead of sending every little rect.  Lets x11perf run to completion,
makes 'while true; do gtkperf -a; done' take longer to crash.

This is effectively a resend of the same logic against the old
xfree86+xwayland branch:

http://lists.x.org/archives/xorg-devel/2013-October/038453.html

Reviewed-by: Daniel Stone <daniel@fooishbar.org>
Reviewed-by: Kristian Høgsberg <krh@bitplanet.net>
Signed-off-by: Adam Jackson <ajax@redhat.com>
This commit is contained in:
Adam Jackson 2014-07-02 12:09:52 -04:00 committed by Jasper St. Pierre
parent 5ecc0315a2
commit d3427717f2
1 changed files with 4 additions and 9 deletions
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13
hw/xwayland/xwayland.c
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@ -342,7 +342,6 @@ xwl_screen_post_damage(struct xwl_screen *xwl_screen)
struct xwl_window *xwl_window, *next_xwl_window; struct xwl_window *xwl_window, *next_xwl_window;
RegionPtr region; RegionPtr region;
BoxPtr box; BoxPtr box;
int count, i;
struct wl_buffer *buffer; struct wl_buffer *buffer;
PixmapPtr pixmap; PixmapPtr pixmap;
@ -354,8 +353,6 @@ xwl_screen_post_damage(struct xwl_screen *xwl_screen)
continue; continue;
region = DamageRegion(xwl_window->damage); region = DamageRegion(xwl_window->damage);
count = RegionNumRects(region);
pixmap = (*xwl_screen->screen->GetWindowPixmap) (xwl_window->window); pixmap = (*xwl_screen->screen->GetWindowPixmap) (xwl_window->window);
#if GLAMOR_HAS_GBM #if GLAMOR_HAS_GBM
@ -366,12 +363,10 @@ xwl_screen_post_damage(struct xwl_screen *xwl_screen)
buffer = xwl_shm_pixmap_get_wl_buffer(pixmap); buffer = xwl_shm_pixmap_get_wl_buffer(pixmap);
wl_surface_attach(xwl_window->surface, buffer, 0, 0); wl_surface_attach(xwl_window->surface, buffer, 0, 0);
for (i = 0; i < count; i++) {
box = &RegionRects(region)[i]; box = RegionExtents(region);
wl_surface_damage(xwl_window->surface, wl_surface_damage(xwl_window->surface, box->x1, box->y1,
box->x1, box->y1, box->x2 - box->x1, box->y2 - box->y1);
box->x2 - box->x1, box->y2 - box->y1);
}
xwl_window->frame_callback = wl_surface_frame(xwl_window->surface); xwl_window->frame_callback = wl_surface_frame(xwl_window->surface);
wl_callback_add_listener(xwl_window->frame_callback, &frame_listener, xwl_window); wl_callback_add_listener(xwl_window->frame_callback, &frame_listener, xwl_window);