146     tmp.z = degtorad(degvec->z);  in degvectoradvec()
150 static void InitRot3d(RotMat *rot, apiflt x, apiflt y, apiflt z) {  in InitRot3d()  argument
151     rot->rx1 = cos(y) * cos(z);  in InitRot3d()
152     rot->rx2 = sin(x) * sin(y) * cos(z) - cos(x) * sin(z);  in InitRot3d()
153     rot->rx3 = sin(x) * sin(z) + cos(x) * cos(z) * sin(y);  in InitRot3d()
155     rot->ry1 = cos(y) * sin(z);  in InitRot3d()
156     rot->ry2 = cos(x) * cos(z) + sin(x) * sin(y) * sin(z);  in InitRot3d()
157     rot->ry3 = cos(x) * sin(y) * sin(z) - sin(x) * cos(z);  in InitRot3d()
166     tmp.x = (vec->x * (rot->rx1) + vec->y * (rot->rx2) + vec->z * (rot->rx3));  in Rotate3d()
167     tmp.y = (vec->x * (rot->ry1) + vec->y * (rot->ry2) + vec->z * (rot->ry3));  in Rotate3d()
168     tmp.z = (vec->x * (rot->rz1) + vec->y * (rot->rz2) + vec->z * (rot->rz3));  in Rotate3d()
175     vec->z = vec->z * scale->z;  in Scale3d()
181     vec->z += trans->z;  in Trans3d()
280     Ccenter.z = c;  in GetScenedefs()
286     Cview.z = c;  in GetScenedefs()
292     Cup.z = c;  in GetScenedefs()
367     v1->z = c;  in GetVector()
568     axis.z = pnt2.z - pnt1.z;  in GetFCylinder()
648     int x, y, z;  in GetVol()  local
658     fscanf(dfile, "%d %d %d ", &x, &y, &z);  in GetVol()
663     rt_scalarvol(tex, min, max, x, y, z, fname, nullptr);  in GetVol()
802     InitRot3d(&RotA, rot.x, rot.y, rot.z);  in GetTPolyFile()