Use mesh BVH for speeding up ray mesh intersection.

PiperOrigin-RevId: 532516008
Change-Id: Ia9cac060279d030221c1a6b4fad457a857701370
This commit is contained in:
Alessio Quaglino
2023-05-16 11:09:53 -07:00
committed by Copybara-Service
parent 9db444cd46
commit dab49d487c
14 changed files with 51 additions and 267 deletions
-2
View File
@@ -32,9 +32,7 @@ General
trajectory optimization. See :ref:`mju_cholFactorBand` documentation for details.
- Added :ref:`mj_multiRay` function for intersecting multiple rays emanating from a single point.
This is significantly faster than calling :ref:`mj_ray` multiple times.
- Ray-mesh collisions are now up to 10x faster, using a bounding volume hierarchy of mesh faces.
- Increased ``mjMAXUIITEM`` (maximum number of UI elements per section in Simulate) to 100.
- Removed ``const`` qualifier from :ref:`mjData` in :ref:`mj_ray`, :ref:`mj_rayMesh`, and :ref:`mjv_select`.
- Added :ref:`documentation<exProvider>` for resource providers.
- Changed the formula for :ref:`mju_sigmoid`, a finite-support sigmoid :math:`s \colon \mathbf R \rightarrow [0, 1]`.
Previously, the smooth part consisted of two stitched quadratics, once continuously differentiable.