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  • kinematic与static刚体不会触发任何接触回调

    Main.as

    package{
        import Box2D.Common.Math.b2Vec2;
        import Box2D.Dynamics.b2Body;
        import Box2D.Dynamics.Contacts.b2Contact;
        import Box2D.Collision.b2Manifold;
        import Box2D.Dynamics.b2ContactImpulse;
        
        public class Main extends BaseMain{
            
            
            public function Main(){
                super(new b2Vec2(0,0));
            }
            
            
            override protected function init():void{
                UIManager.getInstance().init(this);
                
                var boxA:b2Body=createBox(30,30,50,300);
                var circle:b2Body=createCircle(15,50,400);
                var boxB:b2Body=createBox(50,200,700,300);
                boxA.SetUserData({type:"boxA"});
                circle.SetUserData({type:"circle"});
                boxB.SetUserData({type:"boxB"});
                
                boxB.SetType(b2Body.b2_staticBody);
                
                boxA.SetType(b2Body.b2_kinematicBody);
                boxA.SetLinearVelocity(new b2Vec2(10,0));
                boxA.SetPreSolveCallback(preSolve);
                boxA.SetContactBeginCallback(contactBegin);
                boxA.SetContactEndCallback(contactEnd);
                boxA.SetPostSolveCallback(postSolve);
                
                circle.SetType(b2Body.b2_dynamicBody);
                circle.SetLinearVelocity(new b2Vec2(5,0));
                circle.SetPreSolveCallback(preSolve);
                circle.SetContactBeginCallback(contactBegin);
                circle.SetContactEndCallback(contactEnd);
                circle.SetPostSolveCallback(postSolve);
            }
            
            private function contactBegin(contact:b2Contact,other:b2Body):void{
                UIManager.getInstance().print("contactBegin:"+other.GetUserData().type);
            }
            
            private function contactEnd(contact:b2Contact,other:b2Body):void{
                UIManager.getInstance().print("contactEnd:"+other.GetUserData().type);
            }
            
            private function postSolve(contact:b2Contact,impulse:b2ContactImpulse,other:b2Body):void{
                UIManager.getInstance().print("postSolve:"+other.GetUserData().type);
            }
            
            private function preSolve(contact:b2Contact,oldManifold:b2Manifold,other:b2Body):void{
                UIManager.getInstance().print("preSolve:"+other.GetUserData().type);
                
            }
            
            override protected function stepBefore():void{ 
                
            }
            
            
        };
    }

    示例:

    源码下载:链接:http://pan.baidu.com/s/1bpL8chh 密码:qui7

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  • 原文地址:https://www.cnblogs.com/kingBook/p/6834574.html
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