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UnrealEngine/Engine/Source/ThirdParty/Intel/ISPC/ispc-1.24.0/tests/varying-float-rcp.ispc
2025-05-18 13:04:45 +08:00

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#include "../test_static.isph"
task void f_f(uniform float RET[], uniform float aFOO[]) {
#pragma ignore warning(perf)
varying float x = aFOO[programIndex];
varying float d, ix;
ix = rcp(x);
d = (ix - 1. / x);
d = (d < 0) ? -d : d;
if (d < 1e-7)
{
RET[programIndex] = 1.;
}
else
{
RET[programIndex] = 0.;
}
}
task void result(uniform float RET[]) {
RET[programIndex] = 1.;
}