sksl/runtime/SampleWithExplicitCoord.rts

*c8dee2aaSAndroid Build Coastguard Workeruniform shader child;
*c8dee2aaSAndroid Build Coastguard Workerhalf4 main(float2 p) {
*c8dee2aaSAndroid Build Coastguard Worker    return child.eval(p.yx);
*c8dee2aaSAndroid Build Coastguard Worker}