78 lines
1.4 KiB
JavaScript
78 lines
1.4 KiB
JavaScript
import {compose} from '@avocado/core';
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import {StateProperty, Trait} from '@avocado/entity';
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const decorate = compose(
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StateProperty('isCheckingCollisions'),
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);
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export class Collider extends decorate(Trait) {
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static defaultParams() {
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return {
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collidesWithGroups: [
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'default',
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],
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collisionGroup: 'default',
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isSensor: false,
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}
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}
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static defaultState() {
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return {
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isCheckingCollisions: true,
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}
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}
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initialize() {
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this._collisionGroup = this.params.get('collisionGroup');
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this._collidesWithGroups = this.params.get('collidesWithGroups').toJS();
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this._isCollidingWith = {};
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this._isSensor = this.params.get('isSensor');
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}
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destroy() {
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this._isCollidingWith = {};
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}
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get collisionGroup() {
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return this._collisionGroup;
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}
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get collidesWithGroups() {
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return this._collidesWithGroups;
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}
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get isCollidingWith() {
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return this._isCollidingWith;
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}
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get isSensor() {
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return this._isSensor;
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}
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listeners() {
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return {
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collisionEnd: (other) => {
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delete this._isCollidingWith[other.instanceUuid];
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},
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collisionStart: (other) => {
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this._isCollidingWith[other.instanceUuid] = other;
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},
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};
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}
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methods() {
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return {
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collidesWith: (entity) => {
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const collisionGroup = entity.collisionGroup();
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return -1 !== this._collidesWithGroups.indexOf(collisionGroup);
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},
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};
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}
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}
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