public bool Intersects(FloatRect f)
{
if (right <= f.Left || left >= f.Right || top >= f.Bottom || bottom <= f.Top)
return false;
else
return true;
}
public void UpdateCollision(ref Entity entity, InputManager inputManager, SoundEngine soundEngine)
{
FloatRect rect = new FloatRect(position.X, position.Y, layer.TileDimensions.X, layer.TileDimensions.Y);
if (entity.OnTile && containsEntity)
{
if (!entity.SyncTilePosition)
{
entity.Position += this.velocity;
entity.SyncTilePosition = true;
}
if (entity.Rect.Right < rect.Left || entity.Rect.Left > rect.Right || entity.Rect.Bottom != rect.Top)
{
containsEntity = false;
entity.ActivateGravity = true;
entity.CanJump = false;
}
}
if (entity.Rect.Intersects(rect) && state == State.Solid)
{
FloatRect preventity = new FloatRect(entity.PrevPosition.X, entity.PrevPosition.Y, entity.Animation.FrameWidth, entity.Animation.FrameHeight);
FloatRect prevTile = new FloatRect(this.prevPosition.X, this.prevPosition.Y, layer.TileDimensions.X, layer.TileDimensions.Y);
if (entity.Rect.Bottom >= rect.Top && preventity.Bottom <= prevTile.Top)
{
//bottom collision
entity.Position = new Vector2(entity.Position.X, position.Y - entity.Animation.FrameHeight);
entity.ActivateGravity = false;
entity.OnTile = true;
containsEntity = true;
}
else if (entity.Rect.Top <= rect.Bottom && preventity.Top >= prevTile.Bottom)
{
//top collision
entity.Position = new Vector2(entity.Position.X, position.Y + layer.TileDimensions.Y);
entity.ActivateGravity = true;
}
else if (entity.Rect.Right >= rect.Left && preventity.Right <= prevTile.Left)
{
entity.Position = new Vector2(position.X - entity.Animation.FrameWidth, entity.Position.Y);
entity.Direction = (entity.Direction == 1) ? entity.Direction = 2 : entity.Direction = 1;
entity.CanJump = true;
entity.Velocity = new Vector2(0, entity.Velocity.Y);
}
else if (entity.Rect.Left <= rect.Right && preventity.Left >= prevTile.Left)
{
entity.Position = new Vector2(position.X + layer.TileDimensions.X, entity.Position.Y);
entity.Direction = (entity.Direction == 1) ? entity.Direction = 2 : entity.Direction = 1;
entity.CanJump = true;
entity.Velocity = new Vector2(0, entity.Velocity.Y);
}
}
else if (entity.Rect.Intersects(rect) && state == State.Platform)
{
FloatRect preventity = new FloatRect(entity.PrevPosition.X, entity.PrevPosition.Y, entity.Animation.FrameWidth, entity.Animation.FrameHeight);
FloatRect prevTile = new FloatRect(this.prevPosition.X, this.prevPosition.Y, layer.TileDimensions.X, layer.TileDimensions.Y);
if (entity.Rect.Bottom >= rect.Top && preventity.Bottom <= prevTile.Top && inputManager.KeyDown(Keys.Down))
{
//bottom collision
//entity.Position = new Vector2(entity.Position.X, position.Y - entity.Animation.FrameHeight);
entity.ActivateGravity = true;
entity.OnTile = false;
containsEntity = false;
}
else if (entity.Rect.Bottom >= rect.Top && preventity.Bottom <= prevTile.Top)
{
//bottom collision
entity.Position = new Vector2(entity.Position.X, position.Y - entity.Animation.FrameHeight);
entity.ActivateGravity = false;
entity.OnTile = true;
containsEntity = true;
}
}
entity.Animation.Position = entity.Position;
}