1 OpCapability Shader 2 %1 = OpExtInstImport "GLSL.std.450" 3 OpMemoryModel Logical GLSL450 4 OpEntryPoint Fragment %main "main" %sk_Clockwise %sk_FragColor 5 OpExecutionMode %main OriginUpperLeft 6 OpName %sk_Clockwise "sk_Clockwise" 7 OpName %sk_FragColor "sk_FragColor" 8 OpName %main "main" 9 OpDecorate %sk_Clockwise BuiltIn FrontFacing 10 OpDecorate %sk_FragColor RelaxedPrecision 11 OpDecorate %sk_FragColor Location 0 12 OpDecorate %sk_FragColor Index 0 13 OpDecorate %13 RelaxedPrecision 14 OpDecorate %18 RelaxedPrecision 15 OpDecorate %19 RelaxedPrecision 16 %bool = OpTypeBool 17%_ptr_Input_bool = OpTypePointer Input %bool 18%sk_Clockwise = OpVariable %_ptr_Input_bool Input 19 %float = OpTypeFloat 32 20 %v4float = OpTypeVector %float 4 21%_ptr_Output_v4float = OpTypePointer Output %v4float 22%sk_FragColor = OpVariable %_ptr_Output_v4float Output 23 %void = OpTypeVoid 24 %11 = OpTypeFunction %void 25 %int = OpTypeInt 32 1 26 %int_1 = OpConstant %int 1 27 %int_n1 = OpConstant %int -1 28 %main = OpFunction %void None %11 29 %12 = OpLabel 30 %13 = OpLoad %bool %sk_Clockwise 31 %14 = OpSelect %int %13 %int_1 %int_n1 32 %18 = OpConvertSToF %float %14 33 %19 = OpCompositeConstruct %v4float %18 %18 %18 %18 34 OpStore %sk_FragColor %19 35 OpReturn 36 OpFunctionEnd 37