// please help me use the clamp feature I'm still a beginner
extends Spatial

var mouse_sens = 0.1
var camera_anglev=0
func _input(event):
    if event is InputEventMouseMotion:
        $Camera.rotate_y(deg2rad(-event.relative.x*mouse_sens))
        var changev=-event.relative.y*mouse_sens
        if camera_anglev+changev>-50 and camera_anglev+changev<50:
            camera_anglev+=changev

            rotation.y = clamp(rotation.y, deg2rad(-50.0), deg2rad(50.0))