@protocol MTLCounterSampleBuffer; @interface MTLRenderPassSampleBufferAttachmentDescriptor : NSObject <NSCopying> @property (retain, nonatomic) id<MTLCounterSampleBuffer> sampleBuffer; @property (nonatomic) unsigned long long startOfVertexSampleIndex; @property (nonatomic) unsigned long long endOfVertexSampleIndex; @property (nonatomic) unsigned long long startOfFragmentSampleIndex; @property (nonatomic) unsigned long long endOfFragmentSampleIndex; + (id)allocWithZone:(struct _NSZone { } *)a0; + (id)alloc; - (id)copyWithZone:(struct _NSZone { } *)a0; @end