Lagrange Release v6.30.0

Infrastructure

• 📌 Removed support for TBB 2020
• 📌 Updated imgui_fonts to support CPM
• 📌 Update nanoflann to 1.6.3
• 📌 Update PoissonRecon to 18.60
• 🏗️ Compile fix in extract_boundary_loops for VS2019 (16.6.2)
• 🐍 Replaced conda with uv for Python environment setup.

Core Module

• 🎨 Use Delaunay split for quad -> tri
• 🎨 New attribute cast policy. Avoid remapping invalid<>() for non-indices
• 🐛 Fixed barycentric coordinates in split_edges
• 🐛 Fix shared lib dynamic cast issue in legacy mesh
• 🐍 Python bindings for extract_boundary_loops, extract_boundary_edges

IO Module

• 🐛 Improve STL parsing in stitch_mesh

Poisson Module

• 🎨 Poisson: poisson_recon.py script to enable PSR from command line
• 🎨 Poisson: added support for samples_per_node

Python Bindings

• 🎨🐍 Add __repr__() method for easy inspection of scene elements in python