fps controller

extends KinematicBody

var speed = 10
var mouse_sen = 0.10
var h_acc = 6
var gravity = 20
var jump = 10
var full_contact = false
var air_acc = 1
var normal_acc = 6


var dir = Vector3()
var h_vel = Vector3()
var movement = Vector3()
var gravity_vec = Vector3()

onready var head = $head
onready var groundcheck = $groundcheck
func _ready():
    Input.set_mouse_mode(Input.MOUSE_MODE_CAPTURED)


func _input(event):
    if event is InputEventMouseMotion:
        rotate_y(deg2rad(-event.relative.x * mouse_sen))
        head.rotate_x(deg2rad(-event.relative.y * mouse_sen))
        head.rotation.x = clamp(head.rotation.x, deg2rad(-89), deg2rad(89))
func _physics_process(delta):
    dir = Vector3()


    if groundcheck.is_colliding():
        full_contact = true
    else:
        full_contact = false


    if not is_on_floor():
        gravity_vec += Vector3.DOWN * gravity * delta
        h_acc = air_acc
    elif is_on_floor() and full_contact:
        gravity_vec = -get_floor_normal() * gravity
        h_acc = normal_acc
    else:
        gravity_vec = -get_floor_normal()
        h_acc = normal_acc




    if Input.is_action_just_pressed("jump") and (is_on_floor() or groundcheck.is_colliding()):
        gravity_vec = Vector3.UP * jump

    if Input.is_action_pressed("move_forward"):
        dir -= transform.basis.z
    elif Input.is_action_pressed("move_backwards"):
        dir += transform.basis.z
    if Input.is_action_pressed("move_left"):
        dir -= transform.basis.x
    elif Input.is_action_pressed("move_right"):
        dir += transform.basis.x

    dir = dir.normalized()
    h_vel = h_vel.linear_interpolate(dir * speed, h_acc * delta)
    movement.z = h_vel.z + gravity_vec.z
    movement.x = h_vel.x + gravity_vec.x
    movement.y = gravity_vec.y
    move_and_slide(movement, Vector3.UP)