Metaverse/src/back/demo.js

//请求池,key是userId,value是数组
var actionRequestPool = {};   
var Actions = {
    Clicking:1,
    Rotation:1014,
    Joystick:15
}

//用户信息，包括：用户Id
var users = {};               

var reply =  {
           "traceIds": [],
           "vehicle": null,
           "newUserStates": [{
               "userId": "dcff36ae4fc1d",
               "playerState": {
                   "roomTypeId": "",
                   "person": 0,
                   "avatarId": "",
                   "skinId": "",
                   "roomId": "",
                   "isHost": false,
                   "isFollowHost": false,
                   "skinDataVersion": "",
                   "avatarComponents": "",
                   "nickName": "",
                   "movingMode": 0,
                   "attitude": "",
                   "areaName": "",
                   "pathName": "",
                   "pathId": "",
                   "avatarSize": 1,
                   "extra": "",
                   "prioritySync": false,
                   "player": {
                       "position":{"x": -700, "y": 0, "z": 0},
                       "angle": {
                           "pitch": 0,
                           "yaw": 0,
                           "roll": 0
                       }
                   },
                   "camera": {
                       "position": {"x": -1145, "y": 0, "z": 160},
                       "angle": {
                           "pitch": 0,
                           "yaw": 0,
                           "roll": 0
                       }
                   },
                   "cameraCenter": {"x": -700, "y": 0, "z": 0}
               },
               "renderInfo": {
                   "renderType": 0,
                   "videoFrame": null,
                   "cameraStateType": 3,
                   "isMoving": 1,
                   "needIfr": 0,
                   "isVideo": 0,
                   "stillFrame": 0,
                   "isRotating": 0,
                   "isFollowing": 0,
                   "clientPanoTitlesBitmap": [],
                   "clientPanoTreceId": "",
                   "prefetchVideoId": "",
                   "noMedia": false
               },
               "event": null,
               "relation": 1
           }],
           "actionResponses": [
                // {
                //     "actionType": 15,
                //     "pointType": 100,
                //     "extra": "",
                //     "traceId": "d0864cd0-378d-4d49-b7b0-3e8e1b9494c3",
                //     "packetId": "d44bd2f5-f877-4dd7-868b-803c64f99082",
                //     "nps": [],
                //     "peopleNum": 0,
                //     "zoneId": "",
                //     "echoMsg": "",
                //     "reserveDetail": null,
                //     "userWithAvatarList": [],
                //     "newUserStates": [],
                //     "code": 0,
                //     "msg": ""
                // }
            ],
           "getStateType": 0,
           "code": 0,
           "msg": "OK"
       };

        function init(app_id,userId){
            var user = {     
                appId:null,                   
                userId:null,
                breakPointId:null,
                player: {
                    "position":{"x": -700, "y": 0, "z": 0},
                    "angle": {
                        "pitch": 0,
                        "yaw": 0,
                        "roll": 0
                    }
                },
                camera: {
                    "position": {"x": -1145, "y": 0, "z": 160},
                    "angle": {
                        "pitch": 0,
                        "yaw": 0,
                        "roll": 0
                    }
                },
                rotateInfo:{
                    frameIndex:null,
                    horizontal_move:0,
                    mediaSrc:null
                },
                moveInfo:{
             
                },
                traceIds:[]
            };  
            user.appId = app_id;
            user.userId = userId;
            users[userId] = user;
            reply["newUserStates"][0]["userId"] = userId;
            return reply;
        }

        function rotate(actionRequest){

            let userId = actionRequest["user_id"];
            if(actionRequestPool[userId]){
                actionRequestPool[userId].push(actionRequest);
            }
            else{
                actionRequestPool[userId] = [];
                actionRequestPool[userId].push(actionRequest);
            }

            let actionRequests = actionRequestPool[userId];
            let user = users[userId];
            let horizontal_move = user.rotateInfo.horizontal_move;
            let traceIds = user.traceIds;
            let sub = 0;
            for(let i=0;i<actionRequests.length;++i){
                if(actionRequests[i].action_type == Actions.Rotation){
                    horizontal_move+=actionRequests[i].rotation_action.horizontal_move;
                    traceIds.push(actionRequests[i].trace_id)
                    ++sub;
                }
                else{
                    break;
                }
            }

            actionRequests.splice(0,sub);
            let hAngle = horizontal_move * 90;
            if(Math.abs(hAngle)<1){
                user.rotateInfo.horizontal_move = horizontal_move;
                user.traceIds = traceIds;
            }
            else{
                user.rotateInfo.frameIndex += Math.floor(hAngle);
            }

            reply["newUserStates"][0]["userId"] = userId;
            //从redis里取
            //let key = user.appId + "-"+user.breakPointId+"-"+user.rotateInfo.frameIndex;
            let key = "rotateframe:app_id:"+user.appId+":frame_index:"+user.rotateInfo.frameIndex+":break_point_id:"+user.breakPointId;
            let value = null;
            //
            user.camera["position"] = value.camera_position;
            user.camera["angle"] = value.camera_angle;
            
            reply.mediaSrc = metaConfig.getVideoFramePath()+"/"+"0000000001"+"/"+user.breakPointId+"/"+value.directory+"/"+value.fileName()+"?m="+new Date().getTime();
            return reply;
        }