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Implement wire tunnel nesting

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This commit is contained in:
Andrew Ekstedt 2020-12-15 20:55:15 -08:00
parent 7c82a4cdf9
commit 03553a5c27
1 changed files with 12 additions and 4 deletions
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16
js/game.js
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@ -1514,7 +1514,7 @@ export class Level {
let opposite_bit = DIRECTIONS[dirinfo.opposite].bit;
if (wire && (wire.wire_tunnel_directions & dirinfo.bit)) {
// Search in the given direction until we find a matching tunnel
// FIXME these act like nested parens!
// These act like nested parens!
let x = cell.x;
let y = cell.y;
let nesting = 0;
@ -1526,9 +1526,17 @@ export class Level {
let candidate = this.cells[y][x];
neighbor_wire = candidate.get_wired_tile();
if (neighbor_wire && ((neighbor_wire.wire_tunnel_directions ?? 0) & opposite_bit)) {
neighbor = candidate;
break;
if (neighbor_wire && neighbor_wire.wire_tunnel_directions) {
if (neighbor_wire.wire_tunnel_directions & opposite_bit) {
if (nesting <= 0) {
neighbor = candidate;
break;
}
nesting --;
}
if (neighbor_wire.wire_tunnel_directions & dirinfo.bit) {
nesting ++;
}
}
}
}