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authorbelugas <belugas@openttd.org>2007-08-27 23:50:56 +0000
committerbelugas <belugas@openttd.org>2007-08-27 23:50:56 +0000
commit6212b29b23d28debd61ca0932917b2cbfa04fe70 (patch)
treea8fda2c20bb91243f5ee59bd22e72b619a49e003 /src
parentac838de385f25f473a2305ac666d35babf42f3ab (diff)
downloadopenttd-6212b29b23d28debd61ca0932917b2cbfa04fe70.tar.xz
(svn r10993) -Codechange: A few less magical numbers (skidd13)
Diffstat (limited to 'src')
-rw-r--r--src/town_cmd.cpp12
1 files changed, 6 insertions, 6 deletions
diff --git a/src/town_cmd.cpp b/src/town_cmd.cpp
index a5247150b..61657f3f9 100644
--- a/src/town_cmd.cpp
+++ b/src/town_cmd.cpp
@@ -672,7 +672,7 @@ static bool IsRoadAllowedHere(TileIndex tile, int dir)
/* No, try to build one in the direction.
* if that fails clear the land, and if that fails exit.
* This is to make sure that we can build a road here later. */
- if (CmdFailed(DoCommand(tile, (dir & 1 ? ROAD_X : ROAD_Y), 0, DC_AUTO, CMD_BUILD_ROAD)) &&
+ if (CmdFailed(DoCommand(tile, (dir & ROAD_NW ? ROAD_X : ROAD_Y), 0, DC_AUTO, CMD_BUILD_ROAD)) &&
CmdFailed(DoCommand(tile, 0, 0, DC_AUTO, CMD_LANDSCAPE_CLEAR)))
return false;
}
@@ -695,7 +695,7 @@ no_slope:
/* If the tile is not a slope in the right direction, then
* maybe terraform some. */
- k = (dir & 1) ? SLOPE_NE : SLOPE_NW;
+ k = (dir & ROAD_NW) ? SLOPE_NE : SLOPE_NW;
if (k != slope && ComplementSlope(k) != slope) {
uint32 r = Random();
@@ -939,7 +939,7 @@ static void GrowTownInTile(TileIndex* tile_ptr, RoadBits mask, int block, Town*
* at any side of the new road. */
}
- rcmd = (RoadBits)((1 << a) + (1 << b));
+ rcmd = (RoadBits)((ROAD_NW << a) + (ROAD_NW << b));
break;
}
@@ -961,7 +961,7 @@ static void GrowTownInTile(TileIndex* tile_ptr, RoadBits mask, int block, Town*
case TL_BETTER_ROADS:
case TL_ORIGINAL:
- rcmd = (RoadBits)(1 << (block ^ 2));
+ rcmd = (RoadBits)(ROAD_NW << (block ^ 2));
break;
}
} else {
@@ -1040,7 +1040,7 @@ static void GrowTownInTile(TileIndex* tile_ptr, RoadBits mask, int block, Town*
}
_grow_town_result = 0;
- rcmd = (RoadBits)(1 << i);
+ rcmd = (RoadBits)(ROAD_NW << i);
}
/* Return if a water tile */
@@ -1138,7 +1138,7 @@ static int GrowTownAtRoad(Town *t, TileIndex tile)
/* Exclude the source position from the bitmask
* and return if no more road blocks available */
ClrBitT(mask, (block ^ 2));
- if (mask == 0)
+ if (mask == ROAD_NONE)
return _grow_town_result;
/* Select a random bit from the blockmask, walk a step