MTLGPUFamily.apple1 Represents the Apple family 1 GPU features that correspond to the Apple A7 GPUs. Declarationcase apple1 See AlsoChecking for Apple family GPU supportMTLGPUFamily.apple9MTLGPUFamily.apple8MTLGPUFamily.apple7MTLGPUFamily.apple6MTLGPUFamily.apple5MTLGPUFamily.apple4MTLGPUFamily.apple3MTLGPUFamily.apple2