#pragma strict

var waterLevel : float;
var myParticles : ParticleSystem;
praivate var isUnderwater : bolean;
praivate var normalColor : Color;
praivate var underwaterColor : Color;
praivate var chMotor : CharacterMotor;

function Start ()
{
   normalColor = new Color(0.5f, 0,5f, 0.5f, 0.5f);
   underwaterColor = new Color(0.22f, 0.65f, 0.77f, 0.5f);
   chMotor = GetComponent(CharacterMotor);
   myParticles.Stop();
   }
   function Update ()
   {
    if ((transform.position.y < waterLevel) ! = isUnderwater)
    {
      isUnderwater = transform.position.y <waterLevel;
   if(isUnderwater)SetUnderwater();
   if(!isUnderwater)SetNormal;
   }
   if(isUnderwater && Input.GetKey(KeyCode.E))
   {
     constantForce.relativeForce = Vector3(0, 0, 0);
     }
     if(isUnderwater && Input.GetKey(KeyCode.Q))
     {
        constantForce.relativeForce = Vector3(0, 200, 0);
     }
       }
         function SetNormal()
      {
      RenderSettings.fogColor = normalColor;
      RenderSettings.fogDensity = 0.5f;
      }
      function SetUnderwater()
       {
         RenderSettings.fogColor = underwaterColor;
      RenderSettings.fogDensity = 0.03f;
      chMotor.movement.gravity = 0.03f;
      chMotor.movement.maxFallSpeed = 5;
      chMotor.movement.maxForwardSpeed = 4;
      chMotor.movement.maxSidewaysSpeed = 4;
      myParticles.Play();
      }