1*c8dee2aaSAndroid Build Coastguard Worker 2*c8dee2aaSAndroid Build Coastguard Workerout vec4 sk_FragColor; 3*c8dee2aaSAndroid Build Coastguard Workervoid main() { 4*c8dee2aaSAndroid Build Coastguard Worker bool sk_Clockwise = gl_FrontFacing; 5*c8dee2aaSAndroid Build Coastguard Worker sk_FragColor = vec4(float(sk_Clockwise ? 1 : -1)); 6*c8dee2aaSAndroid Build Coastguard Worker} 7