John Mather

That looks more or less correct. You can also use bvh.sortResultsto sort based on distance.

You'll be happy to know that we continue to optimize for Arm platforms, both on the Apple silicon side and now on the Linux side as well.

Houdini 22 contains a number of improvements for Apple silicon that should make it even faster.

You probably want GEO_BVH::findClosestPoints: https://www.sidefx.com/docs/hdk/class_g_e_o_1_1_point_b_v_h_t.html#a945f5d41803c274b9a5c0c1bd983ab5b [www.sidefx.com]