public void OnTriggerStay2D(Collider2D other)
{
//print ("OnTriggerStay2D:" + other.ToString ());
ColorModel colorModelOther = other.GetComponent <ColorModel>();
if (!colorModelOther)
{
return;
}
Color crThis = _colorModel.GetDispColor();
Color crOther = colorModelOther.GetDispColor();
float colorDelta = 0.0f;
colorDelta += Mathf.Abs(crThis.r - crOther.r);
colorDelta += Mathf.Abs(crThis.g - crOther.g);
colorDelta += Mathf.Abs(crThis.b - crOther.b);
colorDelta /= 3.0f; // 0~1的数值范围
// 力的方向
Vector3 posThis = transform.position;
Vector3 posOther = other.transform.position;
Vector3 thisToOther = posOther - posThis;
Vector3 forceDir = thisToOther.normalized;
// 力的大小
float forceMag = _ForceMulitiplier * colorDelta;
Vector3 force = forceMag * forceDir;
Rigidbody2D rb = GetComponent <Rigidbody2D> ();
rb.AddForce(force);
}
void Update()
{
Color cr = _colorModel.GetDispColor();
SpriteRenderer spr = GetComponent <SpriteRenderer> ();
spr.color = cr;
}
// Update is called once per frame
void Update()
{
Color cr = _colorModel.GetDispColor();
TrailRenderer tr = GetComponent <TrailRenderer> ();
tr.startColor = cr;
Color cr2 = cr;
cr2.a = 0.0f;
tr.endColor = cr2;
}