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update pixi to 8.1.0; fixed navigation issue when path was unreachable

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This commit is contained in:
TorgaW 2024-04-19 12:16:59 +03:00
parent 2a69d4ad25
commit 6df6956133
4 changed files with 41093 additions and 1202 deletions
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10
src/Game/NPC/NPCController/NPCController.js
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@ -35,20 +35,22 @@ export class NPCController extends GameObject
{
let pf = new PathFinder();
let nPath = pf.search(new PointInt2D(this.controlledNPC.worldPosition.getX(), this.controlledNPC.worldPosition.getY()), position);
if(!nPath)
if(nPath.error)
{
console.log("failed");
callback("failed");
console.log(nPath);
return;
}
else if (nPath.path.length < 2)
else if (nPath.result.path.length < 2)
{
console.log("success");
callback("success");
console.log(nPath);
return;
}
for (let i = nPath.path.length-1; i > 0; i--) {
this.navigationPathQueue.push(nPath.path[i]);
for (let i = nPath.result.path.length-1; i > 0; i--) {
this.navigationPathQueue.push(nPath.result.path[i]);
}
this.navigationCallback = callback;
this.navigationInProgress = true;

2
src/Game/NPC/NPCObserver/NPCObserver.js Normal file
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@ -0,0 +1,2 @@
// export class NPCObserver

61
src/Game/Utils/PathFinding.util.js
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@ -38,6 +38,29 @@ export class NavigationPath {
}
};
export class NavigationResult
{
/**
* @type Boolean
*/
error;
/**
* @type String
*/
errorText;
/**
* @type NavigationPath | undefined
*/
result;
constructor(error, errorText, result)
{
this.error = error;
this.errorText = errorText;
this.result = result;
}
};
export class PathFinder {
/**
* @type Array<PathFinderNode>
@ -90,30 +113,31 @@ export class PathFinder {
//find node with min f score
//better to rewrite it to priority queue
for (let i = 0; i < this._openSet.length; i++) {
if(!this._openSet[i]){
return undefined;
}
// if(!this._openSet[i] || !this._openSet[minFScoreNodeIndex]){
// return new NavigationResult(true, "Failed to access element in openSet", undefined);
// }
if (this._openSet[i].fScore < this._openSet[minFScoreNodeIndex].fScore) minFScoreNodeIndex = i;
}
//wow! node is found and set!!
currentNode = this._openSet[minFScoreNodeIndex];
minFScoreNodeIndex = 0;
if (PointInt2D.isEqual(currentNode.position, this._goal)) {
//wow!!! we have found an end of the path!!! this is so cool!!!
// console.log(cameFrom);
return new NavigationPath(this._reconstructPath(cameFrom, currentNode)); //return something weird stuff
return new NavigationResult(false, "", new NavigationPath(this._reconstructPath(cameFrom, currentNode))); //return something weird stuff
}
//and now we must delete this node... what a sad situation...
this._openSet.splice(minFScoreNodeIndex, 1);
//but wait! we add it to closed set! nice!!! (why we are doing this??? idk... okay)
//but wait! we add it to closed set! nice!!!
this._closedSet.push(currentNode);
/**
* @type Array<PathFinderNode>
*/
let currentNeighbors = this._getNeighbors(currentNode.position);
if(!currentNeighbors) return undefined;
// if(!currentNeighbors) return undefined;
// console.log(currentNeighbors);
for (const neighbor of currentNeighbors) {
this._closedSet.push(neighbor);
@ -136,7 +160,7 @@ export class PathFinder {
}
}
return undefined;
return new NavigationResult(false, "", new NavigationPath());
}
/**
@ -167,38 +191,47 @@ export class PathFinder {
/**
* @type SceneObject
*/
let currentTile = getTileAt(root.getX(), root.getY() + BC_TERRAIN_SETTINGS.totalSize, ChunkStorageTypes.TYPE_TERRAIN);
if(!currentTile) return undefined;
// currentTile.drawObject.tint = 0xff0000;
let node = new PathFinderNode(new PointInt2D(currentTile.worldPosition.getX(), currentTile.worldPosition.getY()), 1e16, 1e16, currentTile.props.navigationCost);
//north
let currentTile = getTileAt(root.getX(), root.getY() + BC_TERRAIN_SETTINGS.totalSize, ChunkStorageTypes.TYPE_TERRAIN);
let node;
if(currentTile)
{
// currentTile.drawObject.tint = 0xff0000;
node = new PathFinderNode(new PointInt2D(currentTile.worldPosition.getX(), currentTile.worldPosition.getY()), 1e16, 1e16, currentTile.props.navigationCost);
if (!this._existsInClosedSet(node)) {
neighbors.push(node);
}
}
//south
currentTile = getTileAt(root.getX(), root.getY() - BC_TERRAIN_SETTINGS.totalSize, ChunkStorageTypes.TYPE_TERRAIN);
if(!currentTile) return undefined;
if(currentTile)
{
// currentTile.drawObject.tint = 0xff0000;
node = new PathFinderNode(new PointInt2D(currentTile.worldPosition.getX(), currentTile.worldPosition.getY()), 1e16, 1e16, currentTile.props.navigationCost);
if (!this._existsInClosedSet(node)) {
neighbors.push(node);
}
}
//east
currentTile = getTileAt(root.getX() + BC_TERRAIN_SETTINGS.totalSize, root.getY(), ChunkStorageTypes.TYPE_TERRAIN);
if(!currentTile) return undefined;
if(currentTile)
{
// currentTile.drawObject.tint = 0xff0000;
node = new PathFinderNode(new PointInt2D(currentTile.worldPosition.getX(), currentTile.worldPosition.getY()), 1e16, 1e16, currentTile.props.navigationCost);
if (!this._existsInClosedSet(node)) {
neighbors.push(node);
}
}
//west
currentTile = getTileAt(root.getX() - BC_TERRAIN_SETTINGS.totalSize, root.getY(), ChunkStorageTypes.TYPE_TERRAIN);
if(!currentTile) return undefined;
if(currentTile)
{
// currentTile.drawObject.tint = 0xff0000;
node = new PathFinderNode(new PointInt2D(currentTile.worldPosition.getX(), currentTile.worldPosition.getY()), 1e16, 1e16, currentTile.props.navigationCost);
if (!this._existsInClosedSet(node)) {
neighbors.push(node);
}
}
return neighbors;
}

42122
src/pixi/pixi.mjs
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