zev/aocutil
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nim-ka
2022-10-29 02:47:26 +00:00
parent 053fced524
commit 1c7aaa8fd5
4 changed files with 28 additions and 20 deletions
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24
out.js
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@@ -262,12 +262,10 @@ class Grid {
return this.mapMut((_, pt) => arr[pt.y][pt.x])
}
fillFromStr(str) { return this.fillFromArr(str.split("\n")) }
fillFromStr(str, sep = "") { return this.fillFromArr(str.split("\n").map((line) => line.split(sep)) }
static fromStr(str) {
let arr = str.split("\n")
return new Grid(arr[0].length, arr.length).fillFromArr(arr)
}
static fromArr(arr) { return new Grid(arr[0].length, arr.length).fillFromArr(arr) }
static fromStr(str, sep = "") { return Grid.fromArr(str.split("\n").map((line) => line.split(sep)) }
get(pt) {
if (this.contains(pt)) {
@@ -335,7 +333,7 @@ class Grid {
static BFS_STOP = 1
static BFS_END = 2
bfs(pt, func, limit = 1000) {
bfs(pt, func, neighbors = "getAdjNeighborsThat", getlimit = 1000) {
let visited = [].pt
let toVisit = [pt].pt
let count = 0
@@ -352,7 +350,7 @@ class Grid {
let result = func(this.get(toVisit[i]), toVisit[i], this, visited);
if (result == Grid.BFS_CONTINUE) {
newToVisit.pushUniq(...this.getAdjNeighborsThat(toVisit[i], (pt) => !pt.isIn(visited)).map((pt) => (pt.path = [...toVisit[i].path, pt], pt)))
newToVisit.pushUniq(...this[neighbors](toVisit[i], (pt) => !pt.isIn(visited)).map((pt) => (pt.path = [...toVisit[i].path, pt], pt)))
}
if (result == Grid.BFS_END) {
@@ -414,6 +412,12 @@ class Grid {
]
}
toGraph(neighbors = "getAdjNeighbors", cxn = (node, cxnNode) => node.addCxn(cxnNode, cxnNode.val)) {
this.mapMut((e) => new Node(e))
this.forEach((e, pt) => this[neighbors](pt).forEach((pt) => cxn(e, this.get(pt))))
return
}
copy() { return new Grid(this.width, this.height).mapMut((_, pt) => this.get(pt).copyDeep()) }
toString(sep = "\t", ...pts) { return this.data.map((r, y) => r.map((e, x) => new Point(x, y).isIn(pts) ? "P" : e).join(sep)).join("\n") }
print(sep = "\t", ...pts) { console.log(this.toString(sep, pts)) }
@@ -543,7 +547,7 @@ class Node {
return path
}
dijkstra(dests) {
dijkstraTo(dests) {
if (!Array.isArray(dests)) {
dests = [dests]
}
@@ -601,13 +605,13 @@ class Node {
}
})
if (i++ % 1000 == 0) {
if (++i % 1000 == 0) {
console.log(heap.data.length)
}
}
console.timeEnd("search")
console.warn("Node.dijkstra: Could not find a path")
console.warn("Node.dijkstraTo: Could not find a path")
}
}