forked from AuroraMiddleware/gtk
gdkwindow: Simplify clip region calculations
Since we no longer make overlapping siblings affect clip_region we can further simplify the clip region calculation and updating.
This commit is contained in:
Alexander Larsson
parent
5773cf237c
commit
1f986ff953
@ -197,7 +197,6 @@ static void gdk_window_clear_backing_region (GdkWindow *window,
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cairo_region_t *region);
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static void recompute_visible_regions (GdkWindow *private,
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gboolean recalculate_siblings,
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gboolean recalculate_children);
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static void gdk_window_flush_recursive (GdkWindow *window);
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static void gdk_window_invalidate_in_parent (GdkWindow *private);
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@ -930,7 +929,6 @@ apply_clip_as_shape (GdkWindow *window)
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static void
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recompute_visible_regions_internal (GdkWindow *private,
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gboolean recalculate_clip,
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gboolean recalculate_siblings,
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gboolean recalculate_children)
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{
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GdkRectangle r;
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@ -1047,7 +1045,7 @@ recompute_visible_regions_internal (GdkWindow *private,
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*/
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recompute_visible_regions_internal (child,
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recalculate_clip && (clip_region_changed || recalculate_children),
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FALSE, FALSE);
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FALSE);
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}
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}
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@ -1055,24 +1053,6 @@ recompute_visible_regions_internal (GdkWindow *private,
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should_apply_clip_as_shape (private))
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apply_clip_as_shape (private);
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if (recalculate_siblings &&
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!gdk_window_is_toplevel (private))
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{
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/* If we moved a child window in parent or changed the stacking order, then we
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* need to recompute the visible area of all the other children in the parent
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*/
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for (l = private->parent->children; l; l = l->next)
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{
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child = l->data;
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if (child != private)
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recompute_visible_regions_internal (child, TRUE, FALSE, FALSE);
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}
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/* We also need to recompute the _with_children clip for the parent */
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recompute_visible_regions_internal (private->parent, TRUE, FALSE, FALSE);
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}
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if (private->cairo_surface && gdk_window_has_impl (private))
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{
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GdkWindowImplClass *iface = GDK_WINDOW_IMPL_GET_CLASS (private->impl);
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@ -1103,19 +1083,17 @@ recompute_visible_regions_internal (GdkWindow *private,
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*/
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static void
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recompute_visible_regions (GdkWindow *private,
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gboolean recalculate_siblings,
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gboolean recalculate_children)
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{
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recompute_visible_regions_internal (private,
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TRUE,
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recalculate_siblings,
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recalculate_children);
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}
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void
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_gdk_window_update_size (GdkWindow *window)
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{
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recompute_visible_regions (window, TRUE, FALSE);
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recompute_visible_regions (window, FALSE);
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}
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/* Find the native window that would be just above "child"
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@ -1458,7 +1436,7 @@ gdk_window_new (GdkWindow *parent,
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window->impl = g_object_ref (window->impl_window->impl);
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}
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recompute_visible_regions (window, TRUE, FALSE);
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recompute_visible_regions (window, FALSE);
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gdk_window_set_cursor (window, ((attributes_mask & GDK_WA_CURSOR) ?
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(attributes->cursor) :
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@ -1710,9 +1688,7 @@ gdk_window_reparent (GdkWindow *window,
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_gdk_window_update_viewable (window);
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recompute_visible_regions (window, TRUE, FALSE);
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if (old_parent && GDK_WINDOW_TYPE (old_parent) != GDK_WINDOW_ROOT)
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recompute_visible_regions (old_parent, FALSE, TRUE);
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recompute_visible_regions (window, FALSE);
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/* We used to apply the clip as the shape, but no more.
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Reset this to the real shape */
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@ -1812,7 +1788,7 @@ gdk_window_ensure_native (GdkWindow *window)
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impl_class->restack_under ((GdkWindow *)above, &listhead);
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}
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recompute_visible_regions (window, FALSE, FALSE);
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recompute_visible_regions (window, FALSE);
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/* The shape may not have been set, as the clip region doesn't actually
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change, so do it here manually */
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@ -2002,7 +1978,7 @@ _gdk_window_destroy_hierarchy (GdkWindow *window,
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if (!recursing &&
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GDK_WINDOW_IS_MAPPED (window))
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{
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recompute_visible_regions (window, TRUE, FALSE);
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recompute_visible_regions (window, FALSE);
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gdk_window_invalidate_in_parent (window);
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}
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}
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@ -4875,7 +4851,7 @@ set_viewable (GdkWindow *w,
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w->viewable = val;
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if (val)
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recompute_visible_regions (w, FALSE, FALSE);
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recompute_visible_regions (w, FALSE);
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for (l = w->children; l != NULL; l = l->next)
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{
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@ -4998,7 +4974,7 @@ gdk_window_show_internal (GdkWindow *window, gboolean raise)
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if (!was_mapped || raise)
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{
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recompute_visible_regions (window, TRUE, FALSE);
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recompute_visible_regions (window, FALSE);
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/* If any decendants became visible we need to send visibility notify */
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gdk_window_update_visibility_recursively (window, NULL);
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@ -5052,8 +5028,6 @@ gdk_window_raise (GdkWindow *window)
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/* Keep children in (reverse) stacking order */
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gdk_window_raise_internal (window);
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recompute_visible_regions (window, TRUE, FALSE);
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if (gdk_window_is_viewable (window) &&
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!window->input_only)
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gdk_window_invalidate_region_full (window, window->clip_region, TRUE, CLEAR_BG_ALL);
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@ -5172,8 +5146,6 @@ gdk_window_lower (GdkWindow *window)
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/* Keep children in (reverse) stacking order */
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gdk_window_lower_internal (window);
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recompute_visible_regions (window, TRUE, FALSE);
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_gdk_synthesize_crossing_events_for_geometry_change (window);
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gdk_window_invalidate_in_parent (window);
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}
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@ -5286,8 +5258,6 @@ gdk_window_restack (GdkWindow *window,
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}
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}
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recompute_visible_regions (window, TRUE, FALSE);
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_gdk_synthesize_crossing_events_for_geometry_change (window);
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gdk_window_invalidate_in_parent (window);
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}
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@ -5383,7 +5353,7 @@ gdk_window_hide (GdkWindow *window)
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impl_class->hide (window);
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}
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recompute_visible_regions (window, TRUE, FALSE);
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recompute_visible_regions (window, FALSE);
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/* all decendants became non-visible, we need to send visibility notify */
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gdk_window_update_visibility_recursively (window, NULL);
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@ -5441,7 +5411,7 @@ gdk_window_withdraw (GdkWindow *window)
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_gdk_synthesize_crossing_events_for_geometry_change (window->parent);
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}
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recompute_visible_regions (window, TRUE, FALSE);
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recompute_visible_regions (window, FALSE);
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}
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}
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@ -5643,7 +5613,7 @@ gdk_window_move_resize_toplevel (GdkWindow *window,
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/* Avoid recomputing for pure toplevel moves, for performance reasons */
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if (is_resize)
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recompute_visible_regions (window, TRUE, FALSE);
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recompute_visible_regions (window, FALSE);
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if (expose)
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{
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@ -5752,7 +5722,7 @@ gdk_window_move_resize_internal (GdkWindow *window,
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old_abs_x = window->abs_x;
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old_abs_y = window->abs_y;
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recompute_visible_regions (window, TRUE, FALSE);
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recompute_visible_regions (window, FALSE);
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if (gdk_window_has_impl (window))
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{
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@ -5905,7 +5875,7 @@ gdk_window_scroll (GdkWindow *window,
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tmp_list = tmp_list->next;
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}
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recompute_visible_regions (window, FALSE, TRUE);
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recompute_visible_regions (window, TRUE);
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move_native_children (window);
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@ -6615,7 +6585,7 @@ gdk_window_shape_combine_region (GdkWindow *window,
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else
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window->shape = NULL;
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recompute_visible_regions (window, TRUE, FALSE);
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recompute_visible_regions (window, FALSE);
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if (gdk_window_has_impl (window) &&
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!should_apply_clip_as_shape (window))
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@ -6948,7 +6918,7 @@ gdk_window_set_composited (GdkWindow *window,
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impl_class->set_composited (window, composited);
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recompute_visible_regions (window, TRUE, FALSE);
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recompute_visible_regions (window, FALSE);
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if (GDK_WINDOW_IS_MAPPED (window))
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gdk_window_invalidate_in_parent (window);
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@ -10497,7 +10467,7 @@ gdk_window_set_opacity (GdkWindow *window,
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GDK_WINDOW_IMPL_GET_CLASS (window->impl)->set_opacity (window, opacity);
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else
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{
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recompute_visible_regions (window, TRUE, FALSE);
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recompute_visible_regions (window, FALSE);
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gdk_window_invalidate_rect_full (window, NULL, TRUE, CLEAR_BG_ALL);
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}
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}
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