Assets/Scripts/StationScripts/StationNav.cs

   1 /*
   2 Origonal Author: ECHibiki
   3
   4 Moves the ball across the terrain
   5
   6 */
   7
   8 using System.Collections;
   9 using System.Collections.Generic;
  10 using UnityEngine;
  11
  12 public class StationNav : StationAbstract {
  13
  14     public static float torqueOffset = 0.0f;
  15
  16     private GameObject yarn_object;
  17         private StationGeneric generic_station;
  18         private Rigidbody2D yarn_rigidbody;
  19
  20         public float yarn_mass, linear_drag, angular_drag, gravity_effect;
  21         public RigidbodyType2D body_type;
  22         public bool simulated;
  23
  24         public float accel_torque_magnitude_applied;
  25         public float brake_torque_magnitude_applied;
  26         public float accel_force_magnitude_aplied;
  27         public float brake_force_magnitude_aplied;
  28         public float max_angular_velocity;
  29         public Vector2 max_linear_velocity;
  30
  31     public float dragScale; // for momentum
  32
  33         void Start(){
  34                 //handled by generic_station
  35                 yarn_object = GameObject.FindGameObjectWithTag("YarnPhysics") as GameObject;
  36                 generic_station = gameObject.AddComponent (typeof(StationGeneric)) as StationGeneric;
  37                 generic_station.startRoutine (this);
  38
  39                 yarn_rigidbody = yarn_object.GetComponent<Rigidbody2D> ();
  40
  41                 yarn_rigidbody.bodyType = body_type;
  42                 yarn_rigidbody.simulated = simulated;
  43                 yarn_rigidbody.mass = yarn_mass;
  44                 yarn_rigidbody.drag = linear_drag;
  45                 yarn_rigidbody.angularDrag = angular_drag;
  46                 yarn_rigidbody.gravityScale = gravity_effect;
  47
  48         }
  49
  50         public override bool actionPressed(){
  51                 //handled by generic_station
  52                 return generic_station.actionPressed ();
  53         }
  54
  55         public override void fire1Pressed()
  56         {
  57         }
  58
  59         public override void fire2Pressed()
  60         {
  61         }
  62
  63         public override void fire3Pressed()
  64         {
  65         }
  66
  67         public override bool checkDistance (Vector2 caller_location, StationAbstract station){
  68                 return generic_station.checkDistance (caller_location, station);
  69         }
  70
  71     public override bool IsOccupied(Vector2 caller_location, StationAbstract station)
  72     {
  73         return generic_station.IsOccupied(caller_location, station);
  74     }
  75
  76     public override void directionPressed(Vector3 dir_vec){
  77                 //make it a torque magn
  78                 float torque = -dir_vec.x;
  79
  80         // upgrade torque
  81         torque *= (1 + torqueOffset);
  82         //momentum: when yarn is going up, apply a "down" drag force
  83
  84                 if (yarn_rigidbody.velocity.y > 0) {
  85                         yarn_rigidbody.AddForce (Vector2.down * dragScale);
  86                 }
  87                 if (Mathf.Abs (dir_vec.x) > 0) {
  88                         if (Mathf.Sign (-yarn_rigidbody.velocity.x) != Mathf.Sign (torque)) {
  89                                 yarn_rigidbody.AddTorque (Mathf.Sign(torque) * brake_torque_magnitude_applied);
  90                                 yarn_rigidbody.AddForce (new Vector2(-Mathf.Sign(yarn_rigidbody.velocity.x) * brake_force_magnitude_aplied, 0 ));
  91 //                              Debug.Log ("Braking");
  92                         } else {
  93                                 yarn_rigidbody.AddTorque (Mathf.Sign(torque) * accel_torque_magnitude_applied);
  94                                 yarn_rigidbody.AddForce (new Vector2(Mathf.Sign(yarn_rigidbody.velocity.x)* accel_force_magnitude_aplied, 0));
  95                         }
  96                 }
  97                 //Magnitude caps
  98                 if (Mathf.Abs(yarn_rigidbody.angularVelocity) > max_angular_velocity)
  99                         yarn_rigidbody.angularVelocity = Mathf.Sign(yarn_rigidbody.angularVelocity) * max_angular_velocity;
 100                 if (Mathf.Abs(yarn_rigidbody.velocity.x) > max_linear_velocity.x)
 101                         yarn_rigidbody.velocity = new Vector2(Mathf.Sign(yarn_rigidbody.velocity.x) * max_linear_velocity.x, yarn_rigidbody.velocity.y);
 102                 if (Mathf.Abs(yarn_rigidbody.velocity.y) > max_linear_velocity.y)
 103                         yarn_rigidbody.velocity = new Vector2(yarn_rigidbody.velocity.x, Mathf.Sign(yarn_rigidbody.velocity.y) *  max_linear_velocity.y);
 104 //              Debug.Log(yarn_rigidbody.velocity);
 105 //              Debug.Log (max_linear_velocity.x);
 106         }
 107
 108         protected override void enterStation(){
 109                 //handled by generic_station
 110         }
 111
 112         protected override void exitStation(){
 113                 //handled by generic_station
 114         }
 115
 116     public void UpgradeTorque(float offset)
 117     {
 118         torqueOffset += offset;
 119     }
 120 }