public void Update(float dt)
{
var movementRemains = _unit.Speed * dt;
while (movementRemains > 0)
{
if (_position == _nextPosition || _progress >= 1)
{
_position = _nextPosition;
_nextPosition = CellTowards(_position, _destination);
if (_nextPosition != _position)
{
_grid[_unit] = _nextPosition;
_progress = 0;
}
else // if we haven't reached destination, it's unreachable
{
_destination = _position;
break;
}
}
if (_progress < 1)
{
var drain = Math.Min(movementRemains, 1 - _progress);
_progress += drain;
movementRemains -= drain;
_unit.Position = Float2.Lerp(new Float2(_position), new Float2(_nextPosition), _progress);
}
}
;
}
public void Bezier(ref Float2 p0, ref Float2 p1, ref Float2 p2, ref Float2 p3, float alpha, out Float2 result)
{
Float2.Lerp(ref p0, ref p1, alpha, out var p01);
Float2.Lerp(ref p1, ref p2, alpha, out var p12);
Float2.Lerp(ref p2, ref p3, alpha, out var p23);
Float2.Lerp(ref p01, ref p12, alpha, out var p012);
Float2.Lerp(ref p12, ref p23, alpha, out var p123);
Float2.Lerp(ref p012, ref p123, alpha, out result);
}
public void Linear(ref Float2 a, ref Float2 b, float alpha, out Float2 result)
{
Float2.Lerp(ref a, ref b, alpha, out result);
}
