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author | Darkvater <darkvater@openttd.org> | 2006-09-05 23:21:41 +0000 |
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committer | Darkvater <darkvater@openttd.org> | 2006-09-05 23:21:41 +0000 |
commit | 80814dbb1d01f651ba7c60547dc1b52c1c209378 (patch) | |
tree | f2f14fca9ac095b0bf6b46615035b8c207e3ce66 /map.c | |
parent | 516d412a77de7fb3d2278515d59a0c46bb9b461b (diff) | |
download | openttd-80814dbb1d01f651ba7c60547dc1b52c1c209378.tar.xz |
(svn r6406) -Codechange: Rename TileOffsByDir to TileOffsByDiagDir because it accepts
DiagDirections, and add TileOffsByDir that handles Directions.
-Codechange: Make the treeloop use TileOffsByDir().
Diffstat (limited to 'map.c')
-rw-r--r-- | map.c | 19 |
1 files changed, 15 insertions, 4 deletions
@@ -120,11 +120,22 @@ uint TileAddWrap(TileIndex tile, int addx, int addy) return INVALID_TILE; } +const TileIndexDiffC _tileoffs_by_diagdir[] = { + {-1, 0}, // DIAGDIR_NE + { 0, 1}, // DIAGDIR_SE + { 1, 0}, // DIAGDIR_SW + { 0, -1} // DIAGDIR_NW +}; + const TileIndexDiffC _tileoffs_by_dir[] = { - {-1, 0}, - { 0, 1}, - { 1, 0}, - { 0, -1} + {-1, -1}, // DIR_N + {-1, 0}, // DIR_NE + {-1, 1}, // DIR_E + { 0, 1}, // DIR_SE + { 1, 1}, // DIR_S + { 1, 0}, // DIR_SW + { 1, -1}, // DIR_W + { 0, -1} // DIR_NW }; uint DistanceManhattan(TileIndex t0, TileIndex t1) |