AlexandruPopovici
44 lines
946 B
TypeScript
44 lines
946 B
TypeScript
import { Box3, Vector3 } from 'three'
|
|
|
|
export class World {
|
|
private readonly boxes: Array<Box3> = new Array<Box3>()
|
|
public readonly worldBox: Box3 = new Box3()
|
|
|
|
private _worldOrigin: Vector3 = new Vector3()
|
|
public get worldSize() {
|
|
this.worldBox.getCenter(this._worldOrigin)
|
|
const size = new Vector3().subVectors(this.worldBox.max, this.worldBox.min)
|
|
return {
|
|
x: size.x,
|
|
y: size.y,
|
|
z: size.z
|
|
}
|
|
}
|
|
|
|
public get worldOrigin() {
|
|
return this._worldOrigin
|
|
}
|
|
|
|
public expandWorld(box: Box3) {
|
|
this.boxes.push(box)
|
|
this.updateWorld()
|
|
}
|
|
|
|
public reduceWorld(box: Box3) {
|
|
this.boxes.splice(this.boxes.indexOf(box), 1)
|
|
this.updateWorld()
|
|
}
|
|
|
|
public updateWorld() {
|
|
this.worldBox.makeEmpty()
|
|
for (let k = 0; k < this.boxes.length; k++) {
|
|
this.worldBox.union(this.boxes[k])
|
|
}
|
|
}
|
|
|
|
public resetWorld() {
|
|
this.worldBox.makeEmpty()
|
|
this.boxes.length = 0
|
|
}
|
|
}
|