40 MTLStencilDescriptor*
result = [[MTLStencilDescriptor alloc] init];
43 result.stencilCompareFunction = MTLCompareFunctionAlways;
46 result.stencilCompareFunction = MTLCompareFunctionNever;
49 result.stencilCompareFunction = MTLCompareFunctionGreater;
52 result.stencilCompareFunction = MTLCompareFunctionGreaterEqual;
55 result.stencilCompareFunction = MTLCompareFunctionLess;
58 result.stencilCompareFunction = MTLCompareFunctionLessEqual;
61 result.stencilCompareFunction = MTLCompareFunctionEqual;
64 result.stencilCompareFunction = MTLCompareFunctionNotEqual;