protected override void AddTransformedPoint(Vector3 transformedPoint, float u, float v) { if (!_requests.ContainsKey(CurrentTextureID)) { _requests.Add(CurrentTextureID, new List <VertexBufferElement>()); } _requests[CurrentTextureID].Add(VertexBufferElement.New() .Position(transformedPoint) .Color(CurrentColor) .TextureUV(u, v) .Normal(Vector3.Zero) .Build()); }