lygia/v1.1.6/math/cross)Dependencies:
////////////////////////////////////////////////////////////////////////////////
// cross product
////////////////////////////////////////////////////////////////////////////////
#ifndef FNC_CROSS
#define FNC_CROSS
inline __host__ __device__ float3 cross(const float3& a, const float3& b) { return make_float3(a.y*b.z - a.z*b.y, a.z*b.x - a.x*b.z, a.x*b.y - a.y*b.x); }
#endif
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