Telecon: 2025 09 09 - Alpine-DAV/ascent GitHub Wiki

2025/09/09 Meeting

Updates

• DSTI Summer Intern, Andres Sewell, concluded their internship.
• Ascent version 0.9.4 released July 18th

Recent Developments:

• Cyrus: Lots of release prep
• Cyrus: Added caliper annotations throughout Ascent's API, Rover and Replay
• Cyrus: Fixed an issue so only relevant topologies are used in scene creation
• Emily: Added caching functionality for Ascent action files
• Emily & Cyrus: Updated tutorial materials
• Emily: Fixed conduit error when rendering rectilinear mesh with int coords
• Emily: Added parallel replay with multiple timesteps
• Emily: Working on a clang formatter to refactor the code
• Emily: Working on a VisIt & Ascent camera mode parity
• Nicole: Fixed bug of user defined bg/fg colors being disregarded when rendering a mesh
• Nicole: Working on 1D and 2D contours -- dealing with CI tests failing
• Nicole: Working on fixing an MPI hang for Uniform Grid
• Nicole: Working on the ANARI integration
  • Ingo reached out about a paper using Barney and having Ascent as a use case
  • Nicole got stuck trying to build a CI with c++20
  • Will also need a machine with NVIDIA GPUs, Matrix?

Discussion

ANARI did not get accepted for a SC25 BOF so we will not be teaming up like last year, but hoping for an unofficial get-together Will not be part of Rapids 3. Had a big budget cut and cut all LLNL except ZFP. Only a small amount of money so not a huge loss.