FPS_player.gd

extends KinematicBody

var FOWARD = 200
var MOVEMENT = 200
var JUMP = Vector3(0,100,0)
var RUN_SPEED = 300

var mouse_threshold = 10
var mouse_sens_dampened = 0.01
var mouse_sens = 0.01
var mouse_acceleration = 0.1
var rot_vel = 0.0

var mouse_motion = Vector2()

func _ready():
	Input.set_mouse_mode(Input.MOUSE_MODE_CAPTURED)
	set_process_input(true)

func _input(event):
	if event is InputEventMouseMotion:
		mouse_motion += event.relative

func _physics_process(delta):
		
	
	#Close window/ end test.

	if Input.is_key_pressed(KEY_ESCAPE):
		get_tree().quit()

	#Gravity and slope.

	move_and_slide(Vector3(0,-6,0),Vector3(0,1,0))

	#Jump.

	if is_on_floor() and Input.is_key_pressed(KEY_SPACE):
		move_and_slide(JUMP)


	#Get viewport.

	var viewcoords = get_viewport().size.floor()
	var center_x = viewcoords.x / 2
	var center_y = viewcoords.y / 2
	var center = viewcoords / 2
	var mouse_pos = get_viewport().get_mouse_position().floor()
	#Warp mouse to center.
	get_viewport().warp_mouse(center)

	#Mouselook on X axis.
	var vel = mouse_pos.floor() - center.floor()
	if vel.length() > 0:
		print(center, " | ", mouse_pos, " | ", vel)
	if mouse_motion.x < 0:
		$char.rotate_y(mouse_sens_dampened + delta)
	if mouse_motion.x <= mouse_threshold:
		$char.rotate_y(mouse_sens + delta)
	if mouse_motion.x <= mouse_threshold * 2:
		$char.rotate_y(mouse_acceleration + delta)

	if mouse_motion.x > 0:
		$char.rotate_y(-mouse_sens_dampened - delta)
	if mouse_motion.x >=  -mouse_threshold:
		$char.rotate_y(-mouse_sens - delta)
	if mouse_motion.x >= -mouse_threshold * 2:
		$char.rotate_y(-mouse_acceleration - delta)
	
	mouse_motion = Vector2()
	#Local move and run.

	if Input.is_key_pressed(KEY_SHIFT) and Input.is_key_pressed(KEY_W):
		move_and_slide($char.transform.basis.z * delta * RUN_SPEED)

	if Input.is_key_pressed(KEY_W):
		move_and_slide(-$char.transform.basis.z * delta * FOWARD)
	if Input.is_key_pressed(KEY_A):
		move_and_slide($char.transform.basis.x * delta * MOVEMENT)
	if Input.is_key_pressed(KEY_S):
		move_and_slide($char.transform.basis.z * delta * MOVEMENT)
	if Input.is_key_pressed(KEY_D):
		move_and_slide($char.transform.basis.x * delta * -MOVEMENT)