更新划分路线坐标函数

var splitLine = function(g3_point,splitIndex){
        var slist = new Array();
        var x1 = g3_point[0][0];
        var y1 = g3_point[0][1];
        var x2 = g3_point[1][0];
        var y2 = g3_point[1][1];
        console.info('00000');
        var k = ((y2-y1)/(x2-x1)).toFixed(2);
        console.info('斜率',k);
        for(var i=0;i<splitIndex;i++){
            var x3 = parseFloat((Math.abs(x2-x1)*((i+1)/splitIndex)).toFixed(2))+x1;//等分
            var y3 = Math.abs(x3-x1)*k+y1;
            var temp = new Array();
            temp.push(x3);
            temp.push(y3);
            slist.push(temp);
        }
        return slist;
}