public SkeletonRenderer(GraphicsDevice device)
{
this.device = device;
batcher = new MeshBatcher();
var basicEffect = new BasicEffect(device);
basicEffect.World = Matrix.Identity;
basicEffect.View = Matrix.CreateLookAt(new Vector3(0.0f, 0.0f, 1.0f), Vector3.Zero, Vector3.Up);
basicEffect.TextureEnabled = true;
basicEffect.VertexColorEnabled = true;
effect = basicEffect;
rasterizerState = new RasterizerState();
rasterizerState.CullMode = CullMode.None;
Bone.yDown = true;
}