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Pathfinding manager will now return path steps in pixel units by default

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This commit is contained in:
Hanusiak Piotr 2022-01-19 12:30:08 +01:00
parent f96eac4737
commit f78392ceab
7 changed files with 50 additions and 45 deletions
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6
front/src/Api/Events/IframeEvent.ts
View file

@ -34,7 +34,7 @@ import type { ChangeZoneEvent } from "./ChangeZoneEvent";
import type { CameraSetEvent } from "./CameraSetEvent";
import type { CameraFollowPlayerEvent } from "./CameraFollowPlayerEvent";
import { isColorEvent } from "./ColorEvent";
import { isWalkPlayerToEventConfig } from "./WalkPlayerToEvent";
import { isMovePlayerToEventConfig } from "./MovePlayerToEvent";
export interface TypedMessageEvent<T> extends MessageEvent {
data: T;
@ -174,8 +174,8 @@ export const iframeQueryMapTypeGuards = {
query: tg.isUndefined,
answer: isPlayerPosition,
},
walkPlayerTo: {
query: isWalkPlayerToEventConfig,
movePlayerTo: {
query: isMovePlayerToEventConfig,
answer: isPlayerPosition,
},
};

4
front/src/Api/Events/WalkPlayerToEvent.ts → front/src/Api/Events/MovePlayerToEvent.ts
View file

@ -1,6 +1,6 @@
import * as tg from "generic-type-guard";
export const isWalkPlayerToEventConfig = new tg.IsInterface()
export const isMovePlayerToEventConfig = new tg.IsInterface()
.withProperties({
x: tg.isNumber,
y: tg.isNumber,
@ -8,4 +8,4 @@ export const isWalkPlayerToEventConfig = new tg.IsInterface()
})
.get();
export type WalkPlayerToEvent = tg.GuardedType<typeof isWalkPlayerToEventConfig>;
export type MovePlayerToEvent = tg.GuardedType<typeof isMovePlayerToEventConfig>;

4
front/src/Api/iframe/player.ts
View file

@ -84,9 +84,9 @@ export class WorkadventurePlayerCommands extends IframeApiContribution<Workadven
});
}
public async walkTo(x: number, y: number, speed: number): Promise<{ x: number; y: number }> {
public async moveTo(x: number, y: number, speed: number): Promise<{ x: number; y: number }> {
return await queryWorkadventure({
type: "walkPlayerTo",
type: "movePlayerTo",
data: { x, y, speed },
});
}

21
front/src/Phaser/Game/GameScene.ts
View file

@ -569,7 +569,11 @@ export class GameScene extends DirtyScene {
waScaleManager
);
this.pathfindingManager = new PathfindingManager(this, this.gameMap.getCollisionsGrid());
this.pathfindingManager = new PathfindingManager(
this,
this.gameMap.getCollisionsGrid(),
this.gameMap.getTileDimensions()
);
biggestAvailableAreaStore.recompute();
this.cameraManager.startFollowPlayer(this.CurrentPlayer);
@ -1457,9 +1461,20 @@ ${escapedMessage}
};
});
iframeListener.registerAnswerer("walkPlayerTo", () => {
iframeListener.registerAnswerer("movePlayerTo", (message) => {
// TODO: walk player to position, wait for promise to resolve
console.log("WALK PLAYER TO ACTION CALLED");
const index = this.getGameMap().getTileIndexAt(message.x, message.y);
const startTile = this.getGameMap().getTileIndexAt(this.CurrentPlayer.x, this.CurrentPlayer.y);
this.getPathfindingManager()
.findPath(startTile, index, true, true)
.then((path) => {
// Remove first step as it is for the tile we are currently standing on
path.shift();
this.CurrentPlayer.setPathToFollow(path);
})
.catch((reason) => {
console.warn(reason);
});
return {
x: this.CurrentPlayer.x,
y: this.CurrentPlayer.y,

13
front/src/Phaser/UserInput/GameSceneUserInputHandler.ts
View file

@ -31,18 +31,11 @@ export class GameSceneUserInputHandler implements UserInputHandlerInterface {
.getTileIndexAt(this.gameScene.CurrentPlayer.x, this.gameScene.CurrentPlayer.y);
this.gameScene
.getPathfindingManager()
.findPath(startTile, index, true)
.findPath(startTile, index, true, true)
.then((path) => {
const tileDimensions = this.gameScene.getGameMap().getTileDimensions();
const pixelPath = path.map((step) => {
return {
x: step.x * tileDimensions.width + tileDimensions.width * 0.5,
y: step.y * tileDimensions.height + tileDimensions.height * 0.5,
};
});
// Remove first step as it is for the tile we are currently standing on
pixelPath.shift();
this.gameScene.CurrentPlayer.setPathToFollow(pixelPath);
path.shift();
this.gameScene.CurrentPlayer.setPathToFollow(path);
})
.catch((reason) => {
console.warn(reason);

16
front/src/Utils/PathfindingManager.ts
View file

@ -6,20 +6,23 @@ export class PathfindingManager {
private easyStar;
private grid: number[][];
private tileDimensions: { width: number; height: number };
constructor(scene: Phaser.Scene, collisionsGrid: number[][]) {
constructor(scene: Phaser.Scene, collisionsGrid: number[][], tileDimensions: { width: number; height: number }) {
this.scene = scene;
this.easyStar = new EasyStar.js();
this.easyStar.enableDiagonals();
this.grid = collisionsGrid;
this.tileDimensions = tileDimensions;
this.setEasyStarGrid(collisionsGrid);
}
public async findPath(
start: { x: number; y: number },
end: { x: number; y: number },
measuredInPixels: boolean = true,
tryFindingNearestAvailable: boolean = false
): Promise<{ x: number; y: number }[]> {
let endPoints: { x: number; y: number }[] = [end];
@ -48,12 +51,21 @@ export class PathfindingManager {
// rejected Promise will return undefined for path
path = await this.getPath(start, endPoint).catch();
if (path && path.length > 0) {
return path;
return measuredInPixels ? this.mapTileUnitsToPixels(path) : path;
}
}
return [];
}
private mapTileUnitsToPixels(path: { x: number; y: number }[]): { x: number; y: number }[] {
return path.map((step) => {
return {
x: step.x * this.tileDimensions.width + this.tileDimensions.width * 0.5,
y: step.y * this.tileDimensions.height + this.tileDimensions.height * 0.5,
};
});
}
private getNeighbouringTiles(tile: { x: number; y: number }): { x: number; y: number }[] {
const xOffsets = [-1, 0, 1, 1, 1, 0, -1, -1];
const yOffsets = [-1, -1, -1, 0, 1, 1, 1, 0];