[PATCH RFC 09/14] New function to pass surface directly to display_channel_draw

[Frediano Ziglio <fziglio@xxxxxxxxxx>]

Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
---
 server/display-channel.c | 28 ++++++++++++++++++++--------
 1 file changed, 20 insertions(+), 8 deletions(-)

diff --git a/server/display-channel.c b/server/display-channel.c
index 7627df9..e0a91a3 100644
--- a/server/display-channel.c
+++ b/server/display-channel.c
@@ -25,6 +25,8 @@
 static void drawable_draw(DisplayChannel *display, Drawable *drawable);
 static Drawable *display_channel_drawable_try_new(DisplayChannel *display,
                                                   uint32_t process_commands_generation);
+static void display_channel_surface_draw(DisplayChannel *display, RedSurface *surface,
+                                         const SpiceRect *area);
 
 uint32_t display_channel_generate_uid(DisplayChannel *display)
 {
@@ -895,7 +897,8 @@ static void handle_self_bitmap(DisplayChannel *display, Drawable *drawable)
     image->u.bitmap.data = spice_chunks_new_linear(dest, height * dest_stride);
     image->u.bitmap.data->flags |= SPICE_CHUNKS_FLAGS_FREE;
 
-    display_channel_draw(display, &red_drawable->self_bitmap_area, drawable->surface->id);
+    display_channel_surface_draw(display, drawable->surface,
+                                 &red_drawable->self_bitmap_area);
     surface_read_bits(display, drawable->surface,
         &red_drawable->self_bitmap_area, dest, dest_stride);
 
@@ -957,7 +960,8 @@ static void draw_depend_on_me(DisplayChannel *display, RedSurface *surface)
         Drawable *drawable;
         DependItem *depended_item = SPICE_CONTAINEROF(ring_item, DependItem, ring_item);
         drawable = depended_item->drawable;
-        display_channel_draw(display, &drawable->red_drawable->bbox, drawable->surface->id);
+        display_channel_surface_draw(display, drawable->surface,
+                                     &drawable->red_drawable->bbox);
     }
 }
 
@@ -1373,7 +1377,8 @@ static void drawable_deps_draw(DisplayChannel *display, Drawable *drawable)
         RedSurface *surface = drawable->surface_deps[x];
         if (surface != NULL && drawable->depend_items[x].drawable) {
             depended_item_remove(&drawable->depend_items[x]);
-            display_channel_draw(display, &drawable->red_drawable->surfaces_rects[x], surface->id);
+            display_channel_surface_draw(display, surface,
+                                         &drawable->red_drawable->surfaces_rects[x]);
         }
     }
 }
@@ -1635,7 +1640,6 @@ void display_channel_draw_until(DisplayChannel *display, const SpiceRect *area,
 void display_channel_draw(DisplayChannel *display, const SpiceRect *area, int surface_id)
 {
     RedSurface *surface;
-    Drawable *last;
 
     spice_debug("surface %d: area ==>", surface_id);
     rect_debug(area);
@@ -1647,6 +1651,14 @@ void display_channel_draw(DisplayChannel *display, const SpiceRect *area, int su
 
     surface = &display->priv->surfaces[surface_id];
 
+    display_channel_surface_draw(display, surface, area);
+}
+
+static void display_channel_surface_draw(DisplayChannel *display, RedSurface *surface,
+                                         const SpiceRect *area)
+{
+    Drawable *last;
+
     last = current_find_intersects_rect(&surface->current_list, NULL, area);
     if (last)
         draw_until(display, surface, last);
@@ -1680,9 +1692,9 @@ void display_channel_update(DisplayChannel *display,
     spice_return_if_fail(display_channel_validate_surface(display, surface_id));
 
     red_get_rect_ptr(&rect, area);
-    display_channel_draw(display, &rect, surface_id);
-
     surface = &display->priv->surfaces[surface_id];
+    display_channel_surface_draw(display, surface, &rect);
+
     if (*qxl_dirty_rects == NULL) {
         *num_dirty_rects = pixman_region32_n_rects(&surface->draw_dirty_region);
         *qxl_dirty_rects = spice_new0(QXLRect, *num_dirty_rects);
@@ -1722,10 +1734,10 @@ void display_channel_destroy_surface_wait(DisplayChannel *display, uint32_t surf
 {
     if (!display_channel_validate_surface(display, surface_id))
         return;
-    if (!display->priv->surfaces[surface_id].context.canvas)
+    RedSurface *surface = &display->priv->surfaces[surface_id];
+    if (!surface->context.canvas)
         return;
 
-    RedSurface *surface = &display->priv->surfaces[surface_id];
     draw_depend_on_me(display, surface);
     /* note that draw_depend_on_me must be called before current_remove_all.
        otherwise "current" will hold items that other drawables may depend on, and then
-- 
2.7.4

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