(svn r20423) -Change [FS#3947]: Make snow on bridges depend on bridgeheight.

1 files changed, 7 insertions, 3 deletions

diff --git a/src/newgrf_commons.cpp b/src/newgrf_commons.cpp
index 6fe8e56e4..7306f28cc 100644
--- a/src/newgrf_commons.cpp
+++ b/src/newgrf_commons.cpp
@@ -333,9 +333,13 @@ uint32 GetTerrainType(TileIndex tile, TileContext context)
 				}
 
 				case MP_TUNNELBRIDGE:
-					/* During map generation the snowstate may not be valid yet, as the tileloop may not have run yet. */
-					if (_generating_world) goto genworld; // we do not care about foundations here
-					has_snow = HasTunnelBridgeSnowOrDesert(tile);
+					if (context == TC_ON_BRIDGE) {
+						has_snow = (GetBridgeHeight(tile) > GetSnowLine());
+					} else {
+						/* During map generation the snowstate may not be valid yet, as the tileloop may not have run yet. */
+						if (_generating_world) goto genworld; // we do not care about foundations here
+						has_snow = HasTunnelBridgeSnowOrDesert(tile);
+					}
 					break;
 
 				case MP_STATION: