/////////View
if (window_get_fullscreen()){
    var mx = 3840*(display_mouse_get_x()/display_get_width());
    var my = 2160*(display_mouse_get_y()/display_get_height());
}else{
    var mx = mouse_x;
    var my = mouse_y;
}

var dire = point_direction(x,y,mx,my);
var xTo = x + lengthdir_x(min(244,distance_to_point(mx,my)),dire);
var yTo = clamp(y + lengthdir_y(min(244,distance_to_point(mx,my)),dire),-1000,room_height-1120);

cx += (xTo-cx)/25;
cy += (yTo-cy)/25;

mat = matrix_build_lookat(cx,cy,-10,cx,cy,0,0,1,0);
camera_set_view_mat(cam,mat);