public void Move(GameTime gameTime)
{
if (Health <= 0)
{
return;
}
var timeElapsed = Math.Min(gameTime.ElapsedGameTime.Milliseconds / 1000f, 0.2f);
var movement = Velocity * timeElapsed;
mLastVelocities[mCurrentLastVelocitiesIndex] = Velocity;
mCurrentLastVelocitiesIndex++;
mCurrentLastVelocitiesIndex %= mLastVelocities.Length;
var averageVelocity = mLastVelocities.Aggregate(Vector2.Zero, (current, velocity) => current + velocity);
Position += movement;
if (CurrentQuadTree == null)
{
Position -= movement;
}
else
{
Position += QuadTree.ClampPosition(this);
CurrentQuadTree.UpdateGameObjectPosition(this);
}
if (Math.Abs(averageVelocity.Y) > 2 * Math.Abs(averageVelocity.X) && !mOnlyLeftRightDirection)
{
if (averageVelocity.Y > 0)
{
mDirection = (int)Directions.Down;
}
else
{
mDirection = (int)Directions.Up;
}
}
else if (2 * Math.Abs(averageVelocity.Y) < Math.Abs(averageVelocity.X))
{
if (averageVelocity.X > 0)
{
mDirection = (int)Directions.Right;
}
else
{
mDirection = (int)Directions.Left;
}
}
else
{
if (mDirection == (int)Directions.Down && averageVelocity.Y < 0 ||
mDirection == (int)Directions.Up && averageVelocity.Y > 0 ||
mDirection == (int)Directions.Right && averageVelocity.X < 0 ||
mDirection == (int)Directions.Left && averageVelocity.X > 0)
{
mDirection = (int)GetDirection(averageVelocity);
}
}
}
