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82 lines
2.7 KiB
TypeScript
82 lines
2.7 KiB
TypeScript
/*
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* @Author: dgflash
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* @Date: 2022-05-12 14:18:44
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* @LastEditors: dgflash
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* @LastEditTime: 2022-09-05 16:37:10
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*/
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import { ecs } from "./ECS";
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import { ECSEntity } from "./ECSEntity";
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import { ECSGroup } from "./ECSGroup";
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type CompAddOrRemove = (entity: ecs.Entity) => void;
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/** 组件类型 */
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export type CompType<T> = CompCtor<T> | number;
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/** 实体构造器接口 */
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export interface EntityCtor<T> {
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new(): T;
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}
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/** 组件构造器接口 */
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export interface CompCtor<T> {
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new(): T;
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/** 组件编号 */
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tid: number;
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/** 组件名 */
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compName: string;
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}
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/** ECS框架内部数据 */
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export class ECSModel {
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/** 实体自增id */
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static eid = 1;
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/** 实体造函数 */
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static entityCtors: Map<EntityCtor<any>, string> = new Map();
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/** 实体对象缓存池 */
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static entityPool: Map<string, ECSEntity[]> = new Map();
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/** 通过实体id查找实体对象 */
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static eid2Entity: Map<number, ECSEntity> = new Map();
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/** 组件类型id */
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static compTid = 0;
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/** 组件缓存池 */
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static compPools: Map<number, ecs.IComp[]> = new Map();
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/** 组件构造函数，用于ecs.register注册时，记录不同类型的组件 */
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static compCtors: (CompCtor<any> | number)[] = [];
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/**
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* 每个组件的添加和删除的动作都要派送到“关心”它们的group上。goup对当前拥有或者之前（删除前）拥有该组件的实体进行组件规则判断。判断该实体是否满足group
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* 所期望的组件组合。
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*/
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static compAddOrRemove: Map<number, CompAddOrRemove[]> = new Map();
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/** 编号获取组件 */
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static tid2comp: Map<number, ecs.IComp> = new Map();
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/**
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* 缓存的group
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*
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* key是组件的筛选规则，一个筛选规则对应一个group
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*/
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static groups: Map<number, ECSGroup> = new Map();
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/**
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* 创建group，每个group只关心对应组件的添加和删除
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* @param matcher 实体筛选器
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*/
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static createGroup<E extends ECSEntity = ECSEntity>(matcher: ecs.IMatcher): ECSGroup<E> {
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let group = ECSModel.groups.get(matcher.mid);
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if (!group) {
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group = new ECSGroup(matcher);
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ECSModel.groups.set(matcher.mid, group);
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let careComponentTypeIds = matcher.indices;
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for (let i = 0; i < careComponentTypeIds.length; i++) {
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ECSModel.compAddOrRemove.get(careComponentTypeIds[i])!.push(group.onComponentAddOrRemove.bind(group));
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}
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}
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return group as unknown as ECSGroup<E>;
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}
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/** 系统组件 */
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static systems: Map<string, ecs.System> = new Map<string, ecs.System>();
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} |