@interface MTLRenderPipelineColorAttachmentDescriptor : NSObject <NSCopying> @property (nonatomic) unsigned long long pixelFormat; @property (nonatomic, getter=isBlendingEnabled) BOOL blendingEnabled; @property (nonatomic) unsigned long long sourceRGBBlendFactor; @property (nonatomic) unsigned long long destinationRGBBlendFactor; @property (nonatomic) unsigned long long rgbBlendOperation; @property (nonatomic) unsigned long long sourceAlphaBlendFactor; @property (nonatomic) unsigned long long destinationAlphaBlendFactor; @property (nonatomic) unsigned long long alphaBlendOperation; @property (nonatomic) unsigned long long writeMask; + (id)allocWithZone:(struct _NSZone { } *)a0; + (id)alloc; @end