GitLab

* Moved convolutions and exposed them directly

* Added transposition to the unit test

* Minor bugfix in CPU version of DISCO transpose code

* Adding convolution tests to CI

* Added gradient check

* Checking the weight grad as well

* Added test for anisotropic kernels

* Fixing the precomputation of the Psi matrix

* moving tests to a parent folder

* removing tqdm

* deleting deprecated distributed tests

* Moving distributed test

* adapting workfolow

* Added some more comments to make the code more understandable

* more detailed explanation for the derivation of the rotation angles

* added another comment

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Co-authored-by: Thorsten Kurth <tkurth@nvidia.com>

* Adding prototype implementation of disco convolutions

* adding s2convolutions.py

* Somewhat functional first implementation in Triton

* Somewhat functional first implementation in Triton

* Made batched execution work on GPU and refactored precomputation of kernel values and supports.

* Adding the Lobatto grid to the grid selection method in quadrature

* fixing bug in triton kernel when iterating over non-zeros

* Updating with working custom triton implementation of DISCO convolution

* Merged both forward and backward DISCO contraction into a single kernel

* Some cleanup and minor bugfix

* bugfixes to the reference implementation

* adding weights to s2conv

* removing unnecessary imports

* suggestion for torch harmonics, math should be checked thoroughly

* Intermediate working reference implementation for the transpose DISCO convolution. Fixed normalization of kernels

* adjusting cutoff frequency in disco convolution

* fixing transpose DISCO contraction

* moving triton to install_requires

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Co-authored-by: Thorsten Kurth <tkurth@nvidia.com>