isa/mutter
1
0
Fork 0
mirror of https://github.com/brl/mutter.git synced 2024-11-26 01:50:42 -05:00
Code Issues Packages Projects Releases Wiki Activity

window-actor: Add a debugging tool to write a region to a PNG

Browse Source 
Just a helper function that I keep rewriting all over the place.

https://bugzilla.gnome.org/show_bug.cgi?id=676052
This commit is contained in:
Jasper St. Pierre 2012-04-29 04:44:53 -04:00
parent ac18f41ed1
commit 30bc8bc6ce
1 changed files with 21 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
src/compositor/meta-window-actor.c
View File

@ -1684,7 +1684,7 @@ meta_window_actor_get_obscured_region (MetaWindowActor *self)
#if 0 #if 0
/* Print out a region; useful for debugging */ /* Print out a region; useful for debugging */
static void static void
dump_region (cairo_region_t *region) print_region (cairo_region_t *region)
{ {
int n_rects; int n_rects;
int i; int i;
@ -1702,6 +1702,26 @@ dump_region (cairo_region_t *region)
} }
#endif #endif
#if 0
/* Dump a region to a PNG file; useful for debugging */
static void
see_region (cairo_region_t *region,
int width,
int height,
char *filename)
{
cairo_surface_t *surface = cairo_image_surface_create (CAIRO_FORMAT_A8, width, height);
cairo_t *cr = cairo_create (surface);
gdk_cairo_region (cr, region);
cairo_fill (cr);
cairo_surface_write_to_png (surface, filename);
cairo_destroy (cr);
cairo_surface_destroy (surface);
}
#endif
/** /**
* meta_window_actor_set_visible_region: * meta_window_actor_set_visible_region:
* @self: a #MetaWindowActor * @self: a #MetaWindowActor