update RFR for changes to siegeengines

for compatibility with DFHack/df-structures#860

Author: ab9rf

library/xml

@@ -560,18 +560,31 @@ void CopyBuilding(int buildingIndex, RemoteFortressReader::BuildingInstance * re
             auto facing = actual->facing;
             switch (facing)
             {
-            case df::building_siegeenginest::Left:
-                remote_build->set_direction(WEST);
-                break;
-            case df::building_siegeenginest::Up:
+                using enum df::enums::siegeengine_orientation::siegeengine_orientation;
+            case North:
                 remote_build->set_direction(NORTH);
                 break;
-            case df::building_siegeenginest::Right:
+            case Northeast:
+                remote_build->set_direction(NORTHEAST);
+                break;
+            case East:
                 remote_build->set_direction(EAST);
                 break;
-            case df::building_siegeenginest::Down:
+            case Southeast:
+                remote_build->set_direction(SOUTHEAST);
+                break;
+            case South:
                 remote_build->set_direction(SOUTH);
                 break;
+            case Southwest:
+                remote_build->set_direction(SOUTHWEST);
+                break;
+            case West:
+                remote_build->set_direction(WEST);
+                break;
+            case Northwest:
+                remote_build->set_direction(NORTHWEST);
+                break;
             default:
                 break;
             }

plugins/remotefortressreader/building_reader.cpp

@@ -141,7 +141,11 @@ enum BuildingDirection
     EAST = 1;
     SOUTH = 2;
     WEST = 3;
-    NONE = 4;
+    NORTHEAST = 4;
+    SOUTHEAST = 5;
+    SOUTHWEST = 6;
+    NORTHWEST = 7;
+    NONE = 8;
 }
 
 enum TileDigDesignation