90 lines
3.0 KiB
TypeScript
90 lines
3.0 KiB
TypeScript
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/*
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Copyright (c) 2020-2023 Xiamen Yaji Software Co., Ltd.
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https://www.cocos.com/
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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import { _decorator, Component, Node, Vec2, Vec3, CCFloat } from 'cc';
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import { Res } from '../../core/res/res';
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import { Msg } from '../../core/msg/msg';
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const { ccclass, property } = _decorator;
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@ccclass('GunTracerPool')
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export class GunTracerPool extends Component {
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//The depth of the object pool.
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@property({ type: CCFloat, tooltip: 'The depth of the object pool.' })
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poolCount = 20;
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// A collection of arrays that store object pools.
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pool: Array<Node> | undefined;
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// The usage index of the object pool.
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index = 0;
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start () {
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// Create an array of objects based on the object pool depth.
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this.pool = new Array(this.poolCount);
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// Get the base object of the object pool.
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const poolItem = this.node.children[0];
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// Set the base object as the first element of the object pool.
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this.pool[0] = poolItem;
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// Starting from one, generate an object pool in a loop.
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for (let i = 1; i < this.poolCount; i++) {
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// Instantiates a new object from the base object. And map to the current object pool index object.
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this.pool[i] = Res.instNode(poolItem, this.node);
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// Initialize this newly generated object.
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this.pool[i].emit('init');
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}
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// Initialize the base object.
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poolItem.emit('init');
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// Register an external access message executor
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Msg.on('msg_set_tracer', this.setTracer.bind(this));
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}
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/**
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* Set start and end positions
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* @param data set data.
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*/
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setTracer (data: { start: Vec3, end: Vec3 }) {
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// Get a ray from the object pool.
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this.pool![this.index].emit('setTracer', data.start, data.end);
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// The object pool index add one.
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this.index++;
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// If the index exceeds the maximum length, set the index to start from 0.
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if (this.index >= this.poolCount) this.index = 0;
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}
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}
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