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Chunnel: Adjust arguments of IsTunnelInWay

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This commit is contained in:
Jonathan G Rennison
2017-03-04 12:21:24 +00:00
parent 13a716980a
commit 21bbb42d7e
4 changed files with 6 additions and 6 deletions
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6
src/tunnel_map.cpp
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@@ -44,10 +44,10 @@ TileIndex GetOtherTunnelEnd(TileIndex tile)
* Is there a tunnel in the way in any direction?
* @param tile the tile to search from.
* @param z the 'z' to search on.
* @param not_allowed Only terra forming does not search between tunnel portals.
* @param chunnel_allowed True if chunnel mid-parts are allowed, used when terraforming.
* @return true if and only if there is a tunnel.
*/
bool IsTunnelInWay(TileIndex tile, int z, bool not_allowed)
bool IsTunnelInWay(TileIndex tile, int z, bool chunnel_allowed)
{
uint x = TileX(tile);
uint y = TileY(tile);
@@ -62,7 +62,7 @@ bool IsTunnelInWay(TileIndex tile, int z, bool not_allowed)
if (TileY(t->tile_n) != y || (int)TileHeight(t->tile_n) != z) continue; // dir DIAGDIR_SW
}
if (t->is_chunnel > not_allowed) {
if (t->is_chunnel && chunnel_allowed) {
/* Only if tunnel was build over water terraforming is allowed between portals. */
TileIndexDiff delta = GetTunnelBridgeDirection(t->tile_n) == DIAGDIR_SE ? TileOffsByDiagDir(DIAGDIR_SE) * 4 : 4; // 4 tiles ramp.
if (tile < t->tile_n + delta || t->tile_s - delta < tile) return true;