public Particle2D( ITexture2D texture, Vector2 position, Vector2 velocity, float angle, float angularVelocity, Color overlayColor, float size, TimeSpan ttl )
{
sprite = new Sprite ( texture );
world = new World2 ( position, new Vector2 ( size ), texture.Size () / 2, angle, texture.Size () / 2 );
sprite.OverlayColor = overlayColor;
Velocity = velocity;
AngularVelocity = angularVelocity;
TTL = ttl;
}
public PerformanceSpriteNode( ITexture2D texture )
: base(texture)
{
rotateUnit = ( ( float ) ( random.NextDouble () - random.NextDouble () ) ) * 10.0f;
World.RotationCenter = texture.Size () / 2;
World.Translate = new Vector2 ( random.Next ( 800 ), random.Next ( 600 ) );
}
public Bullet( ITexture2D texture )
: base(texture)
{
Alignment = SpriteAlignment.CenterMiddle;
World.RotationCenter = texture.Size () / 2;
}