class_name PlayerMovement
extends Node

# Pure movement calculation: no weapon node, HUD, parent lookup or network call.
func calculate(current: Vector3, axis: Vector2, yaw: float, sprint: bool, crouched: bool, aiming: bool, sliding: bool, grounded: bool, jump: bool, speed_multiplier: float, dt: float) -> Vector3:
 var speed := 8.7 if sprint else 5.8
 if crouched: speed = 3.1
 if aiming: speed *= 0.68
 speed *= speed_multiplier
 var direction := Basis(Vector3.UP, yaw) * Vector3(axis.x,0,axis.y)
 if sliding:
  speed = 10.8
  if direction.length() < 0.1: direction = Basis(Vector3.UP,yaw) * Vector3.FORWARD
 current.x = move_toward(current.x,direction.x*speed,dt*65)
 current.z = move_toward(current.z,direction.z*speed,dt*65)
 if not grounded: current.y -= 23*dt
 elif jump: current.y = 7.0
 return current