init

2025-07-17 17:18:21 +08:00
commit 1ffc1b5cf0
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+import { _decorator, Node, AudioClip, AudioSource, director, PhysicsSystem2D, EPhysics2DDrawFlags, Vec2, PHYSICS_2D_PTM_RATIO, v2 } from "cc";
+import PlayerDataManager from "./PlayerDataManager";
+import ResManager from "./ResManager";
+import Resource from "../Config/Resource";
+
+const { ccclass, property } = _decorator;
+
+//物理系统管理器
+//通过编辑器主菜单中的 项目 -> 项目设置 -> 功能裁剪 切换物理模块的使用。轻量 Builtin 物理系统和强大的 Box2D 物理系统
+@ccclass('PhysicsManager')
+export default class PhysicsManager {
+
+    private static _I: PhysicsManager = null;
+    public static get I(): PhysicsManager {
+        if (!PhysicsManager._I) {
+            PhysicsManager._I = new PhysicsManager();
+            PhysicsManager._I.init();
+        }
+        return PhysicsManager._I;
+    }
+
+    private init(){
+        // const system = PhysicsSystem2D.instance;
+        // system.fixedTimeStep = 1/30;// 物理步长，默认 fixedTimeStep 是 1/60
+        // system.velocityIterations = 8;// 每次更新物理系统处理速度的迭代次数，默认为 10
+        // system.positionIterations = 8;// 每次更新物理系统处理位置的迭代次数，默认为 10
+        
+        // this.setPhysicsEnable(false)
+    }
+
+
+    //设置是否开启物理系统
+    public setPhysicsEnable(swt: boolean) {
+        PhysicsSystem2D.instance.enable = swt; //是否启用物理系统
+    }
+
+    //设置物理调试信息是否显示
+    public setDrawFalgEnable(swt: boolean) {
+        if (swt) {
+            this.setPhysicsEnable(true);
+            PhysicsSystem2D.instance.debugDrawFlags = EPhysics2DDrawFlags.Shape | EPhysics2DDrawFlags.Joint
+        } else {
+            PhysicsSystem2D.instance.debugDrawFlags = EPhysics2DDrawFlags.None;
+        }
+    }
+    
+    //设置重力方向
+    public setPhysicsGravity(dir: Vec2) {
+        PhysicsSystem2D.instance.gravity = v2(dir.x * PHYSICS_2D_PTM_RATIO, dir.y * PHYSICS_2D_PTM_RATIO);
+    }
+}