/// <summary>
/// Tweens a value, starting at _from by _delta amount over duration seconds
/// </summary>
public static float Tween(float _from, float _delta, float duration, float curtime, easing_family fam, easing_type type)
{
if (curtime >= duration)
{
return(_from + _delta);
}
else if (curtime <= 0)
{
return(_from);
}
switch (fam)
{
case easing_family.linear:
return(Ease_Linear(_from, _delta, duration, curtime));
case easing_family.quadratic:
if (type == easing_type.ease_in)
{
return(EaseIn_Quadratic(_from, _delta, duration, curtime));
}
if (type == easing_type.ease_out)
{
return(EaseOut_Quadratic(_from, _delta, duration, curtime));
}
if (type == easing_type.ease_inout)
{
return(EaseInOut_Quadratic(_from, _delta, duration, curtime));
}
break;
case easing_family.cubic:
if (type == easing_type.ease_in)
{
return(EaseIn_Cubic(_from, _delta, duration, curtime));
}
if (type == easing_type.ease_out)
{
return(EaseOut_Cubic(_from, _delta, duration, curtime));
}
if (type == easing_type.ease_inout)
{
return(EaseInOut_Cubic(_from, _delta, duration, curtime));
}
break;
case easing_family.quartic:
if (type == easing_type.ease_in)
{
return(EaseIn_Quartic(_from, _delta, duration, curtime));
}
if (type == easing_type.ease_out)
{
return(EaseOut_Quartic(_from, _delta, duration, curtime));
}
if (type == easing_type.ease_inout)
{
return(EaseInOut_Quartic(_from, _delta, duration, curtime));
}
break;
case easing_family.quintic:
if (type == easing_type.ease_in)
{
return(EaseIn_Quintic(_from, _delta, duration, curtime));
}
if (type == easing_type.ease_out)
{
return(EaseOut_Quintic(_from, _delta, duration, curtime));
}
if (type == easing_type.ease_inout)
{
return(EaseInOut_Quintic(_from, _delta, duration, curtime));
}
break;
case easing_family.sine:
if (type == easing_type.ease_in)
{
return(EaseIn_Sine(_from, _delta, duration, curtime));
}
if (type == easing_type.ease_out)
{
return(EaseOut_Sine(_from, _delta, duration, curtime));
}
if (type == easing_type.ease_inout)
{
return(EaseInOut_Sine(_from, _delta, duration, curtime));
}
break;
case easing_family.exponential:
if (type == easing_type.ease_in)
{
return(EaseIn_Exponential(_from, _delta, duration, curtime));
}
if (type == easing_type.ease_out)
{
return(EaseOut_Exponential(_from, _delta, duration, curtime));
}
if (type == easing_type.ease_inout)
{
return(EaseInOut_Exponential(_from, _delta, duration, curtime));
}
break;
case easing_family.circular:
if (type == easing_type.ease_in)
{
return(EaseIn_Circular(_from, _delta, duration, curtime));
}
if (type == easing_type.ease_out)
{
return(EaseOut_Circular(_from, _delta, duration, curtime));
}
if (type == easing_type.ease_inout)
{
return(EaseInOut_Circular(_from, _delta, duration, curtime));
}
break;
case easing_family.elastic:
if (type == easing_type.ease_in)
{
return(EaseIn_Elastic(_from, _delta, duration, curtime));
}
if (type == easing_type.ease_out)
{
return(EaseOut_Elastic(_from, _delta, duration, curtime));
}
if (type == easing_type.ease_inout)
{
return(EaseInOut_Elastic(_from, _delta, duration, curtime));
}
break;
}
return(0f);
}
public static Vector3 Tween(Vector3 _from, Vector3 _to, float duration, float curtime, easing_family fam, easing_type type)
{
Vector3 toReturn = new Vector3();
for (int i = 0; i < 3; i++)
{
toReturn [i] = Tween(_from [i], _to [i], duration, curtime, fam, type);
}
return(toReturn);
}