@interface MTLVertexBufferLayoutDescriptorInternal : MTLVertexBufferLayoutDescriptor { unsigned long long _stride; unsigned long long _stepFunction; unsigned long long _instanceStepRate; } - (id)init; - (BOOL)isStrideDynamic; - (unsigned long long)stepFunction; - (void)setStride:(unsigned long long)a0; - (unsigned long long)stepRate; - (unsigned long long)stride; - (void)setStepFunction:(unsigned long long)a0; - (id)copyWithZone:(struct _NSZone { } *)a0; - (void)setStepRate:(unsigned long long)a0; @end