@class NSString; @interface MTLVertexAttributeInternal : MTLVertexAttribute { unsigned char _flags; NSString *_name; unsigned long long _attributeIndex; unsigned long long _attributeType; } - (id)formattedDescription:(unsigned long long)a0; - (unsigned long long)attributeIndex; - (void)dealloc; - (id)initWithName:(id)a0 attributeIndex:(unsigned long long)a1 attributeType:(unsigned long long)a2 flags:(struct MTLAttributeFlags { union { struct { unsigned char x0 : 1; unsigned char x1 : 1; unsigned char x2 : 1; unsigned char x3 : 5; } x0; unsigned char x1; } x0; })a3; - (BOOL)isPatchData; - (id)description; - (unsigned long long)attributeType; - (id)name; - (void)setAttributeType:(unsigned long long)a0; - (BOOL)isActive; - (BOOL)isPatchControlPointData; @end