vertices

struct Vertex3D { Half3 Position; Short3 Normal; UShort2 Texcoord; };
struct Vertex2D { Half3 Position; UByte2 Texcoord; };
struct VertexFull3D { Float3 Position; Float3 Normal; Float2 Texcoord; };
struct VertexFull2D { Float3 Position; Float2 Texcoord; };
struct VertexSkinned3D : Vertex3D { UByte4 Indices; UByte4 Weights; };