(svn r13729) -Fix: assumption that non-north tiles of a house do not have the 1x1 building bit set was flawed with some NewGRFs. This caused the amount of houses to differ, which causes the town radii to differ, which causes desyncs when towns are expanded.
--- a/src/newgrf_house.cpp Fri Jul 18 12:20:30 2008 +0000
+++ b/src/newgrf_house.cpp Fri Jul 18 12:20:31 2008 +0000
@@ -69,12 +69,8 @@
IncreaseBuildingCount(town, house_id);
if (IsHouseCompleted(t)) town->population += GetHouseSpecs(house_id)->population;
- /* Increase the number of houses for every house tile which
- * has a size bit set. Multi tile buildings have got only
- * one tile with such a bit set, so there is no problem. */
- if (GetHouseSpecs(GetHouseType(t))->building_flags & BUILDING_HAS_1_TILE) {
- town->num_houses++;
- }
+ /* Increase the number of houses for every house, but only once. */
+ if (GetHouseNorthPart(house_id) == 0) town->num_houses++;
}
/* Update the population and num_house dependant values */