1*c8dee2aaSAndroid Build Coastguard Worker### Compilation failed: 2*c8dee2aaSAndroid Build Coastguard Worker 3*c8dee2aaSAndroid Build Coastguard Workererror: 2: unknown identifier 'sk_SampleMaskIn' 4*c8dee2aaSAndroid Build Coastguard Worker return half4(sk_SampleMaskIn); 5*c8dee2aaSAndroid Build Coastguard Worker ^^^^^^^^^^^^^^^ 6*c8dee2aaSAndroid Build Coastguard Workererror: 6: unknown identifier 'sk_SampleMask' 7*c8dee2aaSAndroid Build Coastguard Worker sk_SampleMask = 0; 8*c8dee2aaSAndroid Build Coastguard Worker ^^^^^^^^^^^^^ 9*c8dee2aaSAndroid Build Coastguard Workererror: 10: unknown identifier 'sk_SampleMask' 10*c8dee2aaSAndroid Build Coastguard Worker sk_SampleMask = sk_SampleMaskIn; 11*c8dee2aaSAndroid Build Coastguard Worker ^^^^^^^^^^^^^ 12*c8dee2aaSAndroid Build Coastguard Workererror: 10: unknown identifier 'sk_SampleMaskIn' 13*c8dee2aaSAndroid Build Coastguard Worker sk_SampleMask = sk_SampleMaskIn; 14*c8dee2aaSAndroid Build Coastguard Worker ^^^^^^^^^^^^^^^ 15*c8dee2aaSAndroid Build Coastguard Workererror: 13: 'main' must return: 'vec4', 'float4', or 'half4' 16*c8dee2aaSAndroid Build Coastguard Workervoid main() { 17*c8dee2aaSAndroid Build Coastguard Worker^^^^^^^^^^^ 18*c8dee2aaSAndroid Build Coastguard Workererror: 16: unknown identifier 'sk_SampleMask' 19*c8dee2aaSAndroid Build Coastguard Worker sk_SampleMask = 0xFFFFFFFF; 20*c8dee2aaSAndroid Build Coastguard Worker ^^^^^^^^^^^^^ 21*c8dee2aaSAndroid Build Coastguard Workererror: 17: unknown identifier 'sk_FragColor' 22*c8dee2aaSAndroid Build Coastguard Worker sk_FragColor = samplemaskin_as_color() / 256.0; 23*c8dee2aaSAndroid Build Coastguard Worker ^^^^^^^^^^^^ 24*c8dee2aaSAndroid Build Coastguard Worker7 errors 25