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gdkwindow: Remove an extra region copy

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This code is only called with the current paint region as its argument.
Instead of having to copy it and do a no-op intersect against itself,
just use the current paint directly.
This commit is contained in:
Jasper St. Pierre 2014-06-21 10:33:40 -04:00
parent 7fefd211b8
commit 47d6677e92
1 changed files with 3 additions and 10 deletions
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13
gdk/gdkwindow.c
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@ -2773,7 +2773,7 @@ gdk_window_begin_paint_region (GdkWindow *window,
}
if (!cairo_region_is_empty (window->current_paint.region))
gdk_window_clear_backing_region (window, window->current_paint.region);
gdk_window_clear_backing_region (window);
}
/**
@ -2942,10 +2942,8 @@ gdk_window_get_visible_region (GdkWindow *window)
}
static void
gdk_window_clear_backing_region (GdkWindow *window,
cairo_region_t *region)
gdk_window_clear_backing_region (GdkWindow *window)
{
cairo_region_t *clip;
GdkWindow *bg_window;
cairo_pattern_t *pattern = NULL;
int x_offset = 0, y_offset = 0;
@ -2975,15 +2973,10 @@ gdk_window_clear_backing_region (GdkWindow *window,
else
cairo_set_source_rgb (cr, 0, 0, 0);
clip = cairo_region_copy (window->current_paint.region);
cairo_region_intersect (clip, region);
gdk_cairo_region (cr, clip);
gdk_cairo_region (cr, window->current_paint.region);
cairo_fill (cr);
cairo_destroy (cr);
cairo_region_destroy (clip);
}
/* This returns either the current working surface on the paint stack