MTLAttributeFormat.char3Normalized A three-component vector with 8-bit, normalized, signed integer values. Declarationcase char3Normalized See Also8-bit normalized integer formatsMTLAttributeFormat.charNormalizedMTLAttributeFormat.char2NormalizedMTLAttributeFormat.char4NormalizedMTLAttributeFormat.ucharNormalizedMTLAttributeFormat.uchar2NormalizedMTLAttributeFormat.uchar3NormalizedMTLAttributeFormat.uchar4Normalized