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UnrealEngine/Engine/Source/ThirdParty/Intel/ISPC/ispc-1.24.0/tests/struct-nested-4.ispc
2025-05-18 13:04:45 +08:00

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#include "../test_static.isph"
struct Vector { float x, y, z; };
struct Ray { Vector o; float t; Vector d; };
void init(uniform Ray rays[], uniform int count, float v) {
for (uniform int i = 0; i < count; ++i) {
rays[i].o.x = i;
rays[i].o.y = 2*i;
rays[i].o.z = 3*i;
rays[i].t = 4*i;
rays[i].d.x = 5*i;
rays[i].d.y = 6*i;
rays[i].d.z = 7*i;
}
}
void zero_dx(varying Ray * uniform r) {
r->d.x = 0;
}
task void f_fu(uniform float RET[], uniform float aFOO[], uniform float b) {
float v = aFOO[programIndex];
uniform Ray rays[programCount+1];
init(rays, programCount+1, v);
#pragma ignore warning(perf)
Ray rg = rays[v];
zero_dx(&rg);
RET[programIndex] = rg.o.z + rg.d.x;
}
task void result(uniform float RET[]) {
RET[programIndex] = 3 + 3*programIndex;
}