(svn r16274) -Fix: Disable multitile houses for which the newgrf does not define proper additional tiles. (instead of crashing later)

This commit is contained in:
frosch 2009-05-10 22:16:51 +00:00
parent 3d161a17ef
commit ad538a784b
2 changed files with 19 additions and 3 deletions

View File

@ -5835,10 +5835,25 @@ static void FinaliseHouseArray()
for (int i = 0; i < HOUSE_MAX; i++) {
HouseSpec *hs = file->housespec[i];
if (hs != NULL) {
_house_mngr.SetEntitySpec(hs);
if (hs->min_year < min_year) min_year = hs->min_year;
if (hs == NULL) continue;
const HouseSpec *next1 = (i + 1 < HOUSE_MAX ? file->housespec[i + 1] : NULL);
const HouseSpec *next2 = (i + 2 < HOUSE_MAX ? file->housespec[i + 2] : NULL);
const HouseSpec *next3 = (i + 3 < HOUSE_MAX ? file->housespec[i + 3] : NULL);
if (((hs->building_flags & BUILDING_HAS_2_TILES) != 0 &&
(next1 == NULL || !next1->enabled || (next1->building_flags & BUILDING_HAS_1_TILE) != 0)) ||
((hs->building_flags & BUILDING_HAS_4_TILES) != 0 &&
(next2 == NULL || !next2->enabled || (next2->building_flags & BUILDING_HAS_1_TILE) != 0 ||
next3 == NULL || !next3->enabled || (next3->building_flags & BUILDING_HAS_1_TILE) != 0))) {
hs->enabled = false;
DEBUG(grf, 1, "FinaliseHouseArray: %s defines house %d as multitile, but no suitable tiles follow. Disabling house.", file->filename, hs->local_id);
continue;
}
_house_mngr.SetEntitySpec(hs);
if (hs->min_year < min_year) min_year = hs->min_year;
}
}

View File

@ -43,6 +43,7 @@ enum BuildingFlags {
BUILDING_IS_CHURCH = 1U << 6,
BUILDING_IS_STADIUM = 1U << 7,
BUILDING_HAS_1_TILE = TILE_SIZE_1x1 | TILE_SIZE_2x1 | TILE_SIZE_1x2 | TILE_SIZE_2x2,
BUILDING_HAS_2_TILES = TILE_SIZE_2x1 | TILE_SIZE_1x2 | TILE_SIZE_2x2,
BUILDING_2_TILES_X = TILE_SIZE_2x1 | TILE_SIZE_2x2,
BUILDING_2_TILES_Y = TILE_SIZE_1x2 | TILE_SIZE_2x2,
BUILDING_HAS_4_TILES = TILE_SIZE_2x2,