37     VEC3Sub(&v0, P2, P0);  in Set()
38     VEC3Sub(&v1, P1, P0);  in Set()
241     f32 t_ = VEC3Dot(&L->d, VEC3Sub(&LP, P, &L->P));  in DistSqPoint3ToLine3()
247     VEC3Sub(&PP_P, P, &PP);  in DistSqPoint3ToLine3()
269         VEC3Sub(&vec, P, &R->P);  in DistSqPoint3ToRay3()
296         VEC3Sub(&vec, P, &S->P0);  in DistSqPoint3ToSegment3()
305         VEC3Sub(&vec, P, &S->P1);  in DistSqPoint3ToSegment3()
327         VEC3Sub(Q, P, VEC3Scale(&tmp, &J->N, k));  in DistSqPoint3ToPlane()
493     VEC3Sub(&u, &L0->P, &L1->P);  in DistSqLine3ToLine3()
527         VEC3Sub(&tmp2,  in DistSqLine3ToLine3()
622     VEC3Sub(&u, &L->P, &R->P);  in DistSqLine3ToRay3()
666     VEC3Sub(&v, &v, &R->P);  in DistSqLine3ToRay3()
667     VEC3Sub(&v, &v, VEC3Scale(&tmp, &R->d, t_));  in DistSqLine3ToRay3()
676     VEC3Sub(&segDir, &S->P1, &S->P0);  in DistSqLine3ToSegment3()
682     VEC3Sub(&u, &L0->P, &S->P0);  in DistSqLine3ToSegment3()
733     VEC3Sub(&v, &v, &S->P0);  in DistSqLine3ToSegment3()
734     VEC3Sub(&v, &v, VEC3Scale(&tmp, &segDir, t_));  in DistSqLine3ToSegment3()
747     VEC3Sub(&u, &R0->P, &R1->P);  in DistSqRay3ToRay3()
808     VEC3Sub(&v, &v, &R1->P);  in DistSqRay3ToRay3()
809     VEC3Sub(&v, &v, VEC3Scale(&tmp, &R1->d, t_));  in DistSqRay3ToRay3()
822     VEC3Sub(&segDir, &S->P1, &S->P0);  in DistSqRay3ToSegment3()
823     VEC3Sub(&u, &R0->P, &S->P0);  in DistSqRay3ToSegment3()
900     VEC3Sub(&v, &v, &S->P0);  in DistSqRay3ToSegment3()
901     VEC3Sub(&v, &v, VEC3Scale(&tmp, &segDir, t_));  in DistSqRay3ToSegment3()
985     VEC3Sub(&dir, &S->P1, &S->P0);  in IntersectionSegment3Plane()
1020     VEC3Sub(&PmC, &L->P, &sphere->C);  in IntersectionLine3Sphere()
1118     VEC3Sub(&w, &sphere->C, &R->P);  in IntersectionRay3Sphere()
1139     VEC3Sub(&dir, &S->P1, &S->P0);  in IntersectionSegment3Sphere()
1316     VEC3Sub(&centerDiff, &s0->C, &s1->C);  in IntersectionSphere()
1331     VEC3Sub(&E, &B->Pmax, &C); // ここでEの要素は全て正である。  in IntersectionPlaneAABB()
1547     VEC3Sub(&diff, &s1->C, &s0->C);  in MergeSphere()