Create 2024-04-23.md

Adds notes from April 23, 2024

Signed-off-by: ghurstunither <[email protected]>

Author: ghurstunither

tsc/meetings/2024-04-23.md

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+Minutes from OpenVDB TSC meeting, April 23rd, 2024
+
+Attendees: *Jeff* L., *Andre* P, *Dan* B., *Greg* H., *Ken* M.
+
+Additional Attendees: 
+Rabih Masri (Solitons, Inc: building an ultra-realistic underwater metaverse)
+
+Regrets: *Nick* A., *Rich* J.
+
+Agenda:
+
+1) Confirm quorum
+2) Secretary
+3) Bifrost team
+4) PR 1793
+5) PR 1794
+6) PR 1796
+7) fVDB
+
+------------
+
+1) Confirm quorum
+
+Quorum is present.
+
+2) Secretary
+
+Secretary is Greg Hurst.
+
+3) Bifrost team
+
+Confirmed we have sent them relevant info pertaining to adaptive grids and are waiting to hear back
+
+4) PR 1793
+
+Fillet filter based off LevelSetFilter
+
+"Clamped min-principle curvature flow", so it's similar to mean-curvature flow
+
+Appears in page 204 on 'Level Set Methods and Fast Marching Methods by J.A. Sethian'
+
+indefinite iterations convereges to convex hull
+
+5) PR 1794
+
+Quick fix to prevent integer overflow in NodeManager and LeafManager when iterating over large grids
+
+6) PR 1796
+
+guarding UINT64_C in nanovdb (for NVRTC users who have it defined already)
+
+7) fVDB
+
+Future project to be open sourced in the OpenVDB repo
+
+Will get its own folder, similar to Houdini, Maya, Wolfram, etc.
+
+Stands for "feature VDB" and uses to ML to reconstruct geometry from point clouds
+
+PyTorch dependancy