public float Interpolate2(int offset, bool linear)
{
if (offset == 0)
{
return(_value); //The offset is this keyframe
}
int span = _next._index - _index;
if (offset == span)
{
return(_next._value); //The offset is the next keyframe
}
float t = ((float)offset / span);
float diff = _next._value - _value;
if (linear)
{
return(_value + (diff / span * offset));
}
//return _value + t * (_next._value - _value);
return(Maths.Bezier(_value, _tangent, _next._tangent, _next._value, t));
}