86 lines
2.2 KiB
TypeScript
86 lines
2.2 KiB
TypeScript
import { MolangVariableMap, Vector3, world } from "@minecraft/server";
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import { Vector3Add } from "../utils/vectorUtils";
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import { TrailType } from "./trailTypes";
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class TrailPoint {
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postion: Vector3;
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index: number;
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constructor(position: Vector3, index: number) {
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this.postion = position;
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this.index = index;
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}
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spawn() {
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// let spawnPosition: Vector3 = Vector3Add(this.postion, { x: 0.5, y: 0.5, z: 0.5 });
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let spawnPosition: Vector3 = this.postion;
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try {
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world
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.getDimension("overworld")
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.spawnParticle("minecraft:balloon_gas_particle", spawnPosition, new MolangVariableMap());
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} catch (e) {}
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}
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}
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class Trail {
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id: string;
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points: TrailPoint[] = [];
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currentPoint: number = 0;
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wrapIndex: number = 0;
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nextParticleTimer: number = 0;
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currentParticleCounter: number = 0;
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calculatedLength: number = 0;
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constructor(id: string, nextParticleTimer: number = 5, wrapIndex: number = 0) {
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this.id = id;
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this.nextParticleTimer = nextParticleTimer;
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this.wrapIndex = wrapIndex;
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}
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addPoint(point: TrailPoint) {
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this.points.push(point);
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//this could be a one liner,
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let maxlength: number = 0;
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this.points.forEach((point) => {
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if (point.index > maxlength) {
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maxlength = point.index;
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}
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});
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this.calculatedLength = maxlength;
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}
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fromTrail(trail: TrailType) {
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trail.points.forEach((point) => {
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this.addPoint(new TrailPoint(point.position, point.index));
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});
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}
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spawnNext() {
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if (this.currentParticleCounter >= this.nextParticleTimer) {
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this.currentParticleCounter = 0;
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//wrapindex is in how many segments the trail is divided into
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let pointsPerInterval = this.wrapIndex > 0 ? this.calculatedLength / this.wrapIndex : 0;
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this.points
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.filter((point) => {
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return (
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point.index === this.currentPoint ||
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(this.wrapIndex > 0 && point.index % pointsPerInterval === this.currentPoint)
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);
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})
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.forEach((point) => {
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point.spawn();
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});
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this.currentPoint++;
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if (this.currentPoint >= this.calculatedLength) {
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this.currentPoint = 0;
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}
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} else {
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this.currentParticleCounter++;
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}
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}
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}
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export { Trail, TrailPoint };
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