player/player.gd

   1 extends CharacterBody3D
   2 class_name Player
   3
   4 ##########
   5 # settings
   6 ##########
   7
   8 @export_group("Movement")
   9 @export var walk_speed := 8.0
  10 @export var dash_length := 10.0
  11 @export var air_speed := 3.0
  12 @export var acceleration := 30.0
  13 @export var rotation_speed := 10.0
  14 @export var idle_timeout := 5.0
  15
  16 ######
  17 # init
  18 ######
  19
  20 @onready var _input: InputHandler = %Input
  21 @onready var _camera: Camera3D = %camera
  22 @onready var _skin: AnimatedSkin = %skin
  23
  24 var _last_movement_direction: Vector3 = rotation
  25 var _floor_normal := Vector3.ONE
  26 var _ground_slope_input := 0.0
  27 var _idle_time: float = 0.0
  28 var _player_speed: float = walk_speed
  29
  30
  31 ##########
  32 # movement
  33 ##########
  34
  35 func _physics_process(delta: float) -> void:
  36         var input_pkt := _input.get_player_input()
  37         velocity = _get_velocity_by_input(input_pkt, delta)
  38         move_and_slide()
  39
  40
  41 # Get the XZ input direction based on player's input relative to the camera
  42 func _get_player_move_direction(input_dir: Vector2) -> Vector3:
  43         var forward := _camera.global_basis.z
  44         var right := _camera.global_basis.x
  45         var move_direction := (forward * input_dir.y + right * input_dir.x).normalized()
  46         move_direction.y = 0
  47         return move_direction
  48
  49
  50 func _get_velocity_by_input(input_pkt: InputPacket, delta: float) -> Vector3:
  51         var new_velocity: Vector3 = velocity
  52
  53         if is_on_floor():
  54                 var move_dir := _get_player_move_direction(input_pkt.movement_direction)
  55
  56                 # if we're not stuck, then it's okay to set the velocity
  57                 _floor_normal = get_floor_normal()
  58                 _ground_slope_input = (PI / 2) - new_velocity.angle_to(_floor_normal)
  59                 new_velocity = new_velocity.move_toward(
  60                         move_dir * (_player_speed + _ground_slope_input * _player_speed),
  61                         acceleration * delta
  62                         )
  63         else:
  64                 new_velocity += get_gravity() * air_speed * delta
  65
  66         return new_velocity
  67
  68 #########
  69 # actions
  70 #########
  71
  72 func _player_dash():
  73         if _last_movement_direction != Vector3.ZERO:
  74                 var dash_local_pos = _last_movement_direction * dash_length
  75                 # TODO: check if valid position, crop the vector to last valid position
  76                 global_position += dash_local_pos