crovaxon/foundryvtt-drag-ruler
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Small refactor

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This commit is contained in:
Manuel Vögele
2022-01-29 23:04:34 +01:00
parent 5e96be458e
commit 1c27f1a4a8
1 changed files with 10 additions and 10 deletions
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src/pathfinding.js
+10 -10
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@@ -41,23 +41,23 @@ export function wipePathfindingCache() {
function getNode(pos, initialize=true) { function getNode(pos, initialize=true) {
pos = {layer: 0, ...pos}; // Copy pos and set pos.layer to the default value if it's unset pos = {layer: 0, ...pos}; // Copy pos and set pos.layer to the default value if it's unset
if (!cachedNodes) if (!cachedNodes)
cachedNodes = new Map(); cachedNodes = new Array(2);
let cachedLayer = cachedNodes.get(pos.layer); if (!cachedNodes[pos.layer]) {
if (!cachedLayer) {
// TODO Check if ceil is the right thing to do here // TODO Check if ceil is the right thing to do here
cachedLayer = new Array(Math.ceil(canvas.dimensions.sceneHeight / canvas.dimensions.size)); cachedNodes[pos.layer] = new Array(Math.ceil(canvas.dimensions.sceneHeight / canvas.dimensions.size));
cachedNodes.set(pos.layer, cachedLayer);
} }
if (!cachedLayer[pos.y]) if (!cachedLayer[pos.layer][pos.y])
cachedLayer[pos.y] = new Array(Math.ceil(canvas.dimensions.sceneWidth / canvas.dimensions.size)); cachedLayer[pos.layer][pos.y] = new Array(Math.ceil(canvas.dimensions.sceneWidth / canvas.dimensions.size));
if (!cachedLayer[pos.y][pos.x]) { if (!cachedLayer[pos.layer][pos.y][pos.x]) {
cachedLayer[pos.y][pos.x] = pos; cachedLayer[pos.layer][pos.y][pos.x] = pos;
} }
const node = cachedLayer[pos.y][pos.x]; const node = cachedLayer[pos.layer][pos.y][pos.x];
if (initialize && !node.edges) { if (initialize && !node.edges) {
node.edges = []; node.edges = [];
for (const neighborPos of neighbors(pos)) { for (const neighborPos of neighbors(pos)) {
if (neighborPos.x < 0 || neighborPos.y < 0)
continue;
// TODO Work with pixels instead of grid locations // TODO Work with pixels instead of grid locations
if (!canvas.walls.checkCollision(new Ray(getCenterFromGridPositionObj(pos), getCenterFromGridPositionObj(neighborPos)))) { if (!canvas.walls.checkCollision(new Ray(getCenterFromGridPositionObj(pos), getCenterFromGridPositionObj(neighborPos)))) {
const isDiagonal = node.x !== neighborPos.x && node.y !== neighborPos.y; const isDiagonal = node.x !== neighborPos.x && node.y !== neighborPos.y;