/*旋转到指定视角*/

            function openChoose() {
                /*获取旋转角变量，并去小数点*/
                var hlookat = Number(krpano.get("view.hlookat")).toFixed(0);
                console.log(hlookat)
                var t = setInterval(function() {
                    if(hlookat == 100) {
                        clearInterval(t);
                    } else if(hlookat<100){
                        hlookat++;
                        krpano.set("view.hlookat", hlookat);
                    }else if(hlookat>100){
                        hlookat--;
                        krpano.set("view.hlookat", hlookat);
                    }
                }, 10);

            }