GitLab

* init centerformer in projects

* add readme and disable_tf32_switch

* using our iou3d and nms3d, using basicblock in mmdet, simplify code in projects

* remove attention.py and sparse_block.py

* only using single fold

* polish code

* polish code and add dosstring

* add ut for disable_object_sample_hook

* modify data_root

* add ut

* update readme

* polish code

* fix docstring

* resolve comments

* modify project names

* modify project names and add _forward

* fix docstring

* remove disable_tf32

* support spconv2.0

* resolve comments

* try to fix ut

* fix ut

* fix docs

* add spconv2 check in collect.env

* resolve comments

* fix docs

* fix comments

* import some ops from mmcv instead of mmdet3d

* use mmcv ops in primitive_head.py

* use mmcv ops in PAConv

* remove ops in mmdet3d & fix some bugs

* remove spconv & fix some bugs

* fix voxelization unittest

* remove spconv in ops/__init__.py

* refine ops/__init__.py

* recover sparse_block in ops/__init__

* fix parta2_bbox_head unittest

* remove remaining ops

* recover ops/__init__.py for bc breaking

* add source of ops from mmcv

* recover the unittest for voxelization

* remove unittest