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(svn r3455) * Assert against modifying the outer border of a map into anything but MP_VOID. This might detect a bug that has been there for quite some time, if it hasn't been fixed already.

This commit is contained in:
matthijs 2006-01-28 09:45:25 +00:00
parent b3a2f09ae9
commit 9c1ad5d610
1 changed files with 5 additions and 0 deletions
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5
tile.h
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@ -89,6 +89,11 @@ static inline TileType GetTileType(TileIndex tile)
static inline void SetTileType(TileIndex tile, TileType type)
{
assert(tile < MapSize());
/* Allow only MP_VOID to be set to border tiles. This code is put here since
* it seems there is a bug that violates this somewhere. (Formely know as
* the "old ship pf" bug, which presented a case in which this broke). It
* can be removed as soon as the bug is squashed. */
assert((TileX(tile) < MapMaxX() && TileY(tile) < MapMaxY()) || type == MP_VOID);
SB(_m[tile].type_height, 4, 4, type);
}