skia2/tests/sksl/intrinsics/Inversesqrt.metal

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Metal
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struct Inputs {
float a;
};
struct Outputs {
float4 sk_FragColor [[color(0)]];
};
fragment Outputs fragmentMain(Inputs _in [[stage_in]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
Outputs _out;
(void)_out;
_out.sk_FragColor.x = rsqrt(_in.a);
return _out;
}