diff options
Diffstat (limited to 'play.js')
| -rw-r--r-- | play.js | 38 |
1 files changed, 31 insertions, 7 deletions
@@ -122,10 +122,13 @@ const adjacent_cn = [ "r3", "r2", "r4", "r1", "r5", "r0" ] const data_rivers = [] const data_bridges = [] +const data_rivers_and_bridges = [] for (let [a, b] of data.map.rivers) { set_add(data_rivers, a * 10000 + b) set_add(data_rivers, b * 10000 + a) + set_add(data_rivers_and_bridges, a * 10000 + b) + set_add(data_rivers_and_bridges, b * 10000 + a) } for (let [a, b] of data.map.bridges) { @@ -817,6 +820,10 @@ function is_bridge(a, b) { return set_has(data_bridges, a * 10000 + b) } +function is_river_or_bridge(a, b) { + return set_has(data_rivers_and_bridges, a * 10000 + b) +} + function piece_hex(p) { return view.pieces[p] >> 1 } @@ -829,24 +836,41 @@ function for_each_adjacent(x, f) { } } -function update_zoc_imp(zoc, zoi, units) { +function recalc_zoc(zoc, units) { for (let p of units) { let a = piece_hex(p) zoc_cache[a - 1000] |= zoc for_each_adjacent(a, b => { if (!is_river(a, b)) { zoc_cache[b - 1000] |= zoc - if (zoi) { - for_each_adjacent(b, c => { - if (!is_bridge(b, c)) - zoc_cache[c - 1000] |= zoi - }) - } } }) } } +function recalc_zoi(zoi, units) { + for (let p of units) { + let a = piece_hex(p) + zoc_cache[a - 1000] |= zoi + for_each_adjacent(a, (b) => { + if (!is_river_or_bridge(a, b)) { + zoc_cache[b - 1000] |= zoi + for_each_adjacent(b, (c) => { + if (!is_river_or_bridge(b, c)) { + zoc_cache[c - 1000] |= zoi + } + }) + } + }) + } +} + +function update_zoc_imp(zoc, zoi, units) { + recalc_zoc(zoc, units) + if (zoi) + recalc_zoi(zoi, units) +} + function update_zoc() { zoc_cache.fill(0) update_zoc_imp(1, 4, p1_corps) |