MTLVertexFormat.uchar4 A four-component vector with 8-bit, unsigned integer values. Declarationcase uchar4 See Also8-bit integer formatsMTLVertexFormat.charMTLVertexFormat.char2MTLVertexFormat.char3MTLVertexFormat.char4MTLVertexFormat.ucharMTLVertexFormat.uchar2MTLVertexFormat.uchar3