AuroraMiddleware/gtk
1
0
Fork 1
mirror of https://gitlab.gnome.org/GNOME/gtk.git synced 2024-09-20 14:00:10 +00:00
Code Issues Projects Releases Wiki Activity

Track last_surface properly

Browse Source
This commit is contained in:
Alexander Larsson 2010-11-16 13:09:37 +01:00
parent 7f0e43c0fd
commit 60cf2d53eb
2 changed files with 97 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

108
gdk/broadway/gdkwindow-broadway.c
View File

@ -993,6 +993,101 @@ _gdk_windowing_window_set_composited (GdkWindow *window,
{
}
static guint dirty_flush_id = 0;
static void
diff_surfaces (cairo_surface_t *surface,
cairo_surface_t *old_surface)
{
guint8 *data, *old_data;
guint8 *line, *old_line;
int w, h, stride, old_stride;
int x, y;
data = cairo_image_surface_get_data (surface);
old_data = cairo_image_surface_get_data (old_surface);
w = cairo_image_surface_get_width (surface);
h = cairo_image_surface_get_height (surface);
stride = cairo_image_surface_get_stride (surface);
old_stride = cairo_image_surface_get_stride (old_surface);
for (y = 0; y < h; y++)
{
line = data;
old_line = old_data;
for (x = 0; x < w; x++)
{
int j;
for (j = 0; j < 4; j++)
old_line[j] = line[j] - old_line[j];
line += 4;
old_line += 4;
}
data += stride;
old_data += old_stride;
}
}
static gboolean
dirty_flush_idle (gpointer data)
{
GList *l;
dirty_flush_id = 0;
for (l = all_windows; l != NULL; l = l->next)
{
GdkWindowImplBroadway *impl = l->data;
GdkDrawableImplBroadway *drawable_impl = GDK_DRAWABLE_IMPL_BROADWAY (impl);
cairo_t *cr;
if (impl->dirty)
{
impl->dirty = FALSE;
if (impl->last_synced)
{
diff_surfaces (drawable_impl->surface,
drawable_impl->last_surface);
}
/* TODO: send data */
if (1)
{
static int nr = 0;
char *filename;
filename = g_strdup_printf ("frame-%d.png", nr++);
g_print ("writing window %p surface %p, name %s\n", drawable_impl->wrapper, drawable_impl->surface, filename);
cairo_surface_write_to_png (drawable_impl->surface, filename);
g_free (filename);
filename = g_strdup_printf ("frame-%d-old.png", nr++);
g_print ("writing window %p surface %p, name %s\n", drawable_impl->wrapper, drawable_impl->last_surface, filename);
cairo_surface_write_to_png (drawable_impl->last_surface, filename);
g_free (filename);
}
cr = cairo_create (drawable_impl->last_surface);
cairo_set_source_surface (cr, drawable_impl->surface, 0, 0);
cairo_paint (cr);
cairo_destroy (cr);
impl->last_synced = TRUE;
}
}
return FALSE;}
static void
queue_dirty_flush (void)
{
if (dirty_flush_id == 0)
dirty_flush_id = gdk_threads_add_idle (dirty_flush_idle, NULL);
}
void
_gdk_windowing_window_process_updates_recurse (GdkWindow *window,
cairo_region_t *region)
@ -1005,6 +1100,7 @@ _gdk_windowing_window_process_updates_recurse (GdkWindow *window,
private = (GdkWindowObject *)window;
impl = GDK_WINDOW_IMPL_BROADWAY (private->impl);
impl->dirty = TRUE;
queue_dirty_flush ();
}
void
@ -1015,18 +1111,6 @@ _gdk_windowing_before_process_all_updates (void)
void
_gdk_windowing_after_process_all_updates (void)
{
GList *l;
for (l = all_windows; l != NULL; l = l->next)
{
GdkWindowImplBroadway *impl = l->data;
if (impl->dirty)
{
/* TODO: Flush dirty windows */
impl->dirty = FALSE;
}
}
}
gboolean

2
gdk/broadway/gdkwindow-broadway.h
View File

@ -54,7 +54,7 @@ struct _GdkWindowImplBroadway
gint8 toplevel_window_type;
gboolean dirty;
gboolean last_synced;
};
struct _GdkWindowImplBroadwayClass