Fix door opening and closing not updating the entire door.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@3668 c06c8d41-db1a-0410-9941-cceddc491573

1 files changed, 13 insertions, 1 deletions

diff --git a/crawl-ref/source/acr.cc b/crawl-ref/source/acr.cc
index 519c787b7b..d5b40a209c 100644
--- a/crawl-ref/source/acr.cc
+++ b/crawl-ref/source/acr.cc
@@ -3496,6 +3496,12 @@ static void open_door(int move_x, int move_y, bool check_confused)
         {
             const coord_def& dc = *i;
             grd[dc.x][dc.y] = DNGN_OPEN_DOOR;
+            // Even if some of the door is out of LOS, we want the entire
+            // door to be updated.  Hitting this case requires a really big
+            // door!
+            // Should set_terrain_changed() be used, too?
+            if (is_terrain_seen(dc))
+                set_envmap_obj(dc.x, dc.y, DNGN_OPEN_DOOR);
         }
         you.turn_is_over = true;
     }
@@ -3605,7 +3611,13 @@ static void close_door(int door_x, int door_y)
              i != all_door.end(); ++i)
         {
             const coord_def& dc = *i;
-            grd[dc.x][dc.y] = DNGN_CLOSED_DOOR;
+            grd(dc) = DNGN_CLOSED_DOOR;
+            // Even if some of the door is out of LOS once it's closed (or even
+            // if some of it is out of LOS when it's open), we want the entire
+            // door to be updated.
+            // Should set_terrain_changed() be used, too?
+            if (is_terrain_seen(dc))
+                set_envmap_obj(dc.x, dc.y, DNGN_CLOSED_DOOR);
         }
         you.turn_is_over = true;
     }