| # MIT License | |
| # Copyright (c) Microsoft Corporation. | |
| # Copyright (c) 2025 VAST-AI-Research and contributors. | |
| # Permission is hereby granted, free of charge, to any person obtaining a copy | |
| # of this software and associated documentation files (the "Software"), to deal | |
| # in the Software without restriction, including without limitation the rights | |
| # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
| # copies of the Software, and to permit persons to whom the Software is | |
| # furnished to do so, subject to the following conditions: | |
| # The above copyright notice and this permission notice shall be included in all | |
| # copies or substantial portions of the Software. | |
| # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
| # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
| # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
| # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
| # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
| # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
| # SOFTWARE | |
| from .. import BACKEND | |
| SPCONV_ALGO = 'auto' # 'auto', 'implicit_gemm', 'native' | |
| def __from_env(): | |
| import os | |
| global SPCONV_ALGO | |
| env_spconv_algo = os.environ.get('SPCONV_ALGO') | |
| if env_spconv_algo is not None and env_spconv_algo in ['auto', 'implicit_gemm', 'native']: | |
| SPCONV_ALGO = env_spconv_algo | |
| print(f"[SPARSE][CONV] spconv algo: {SPCONV_ALGO}") | |
| __from_env() | |
| if BACKEND == 'torchsparse': | |
| from .conv_torchsparse import * | |
| elif BACKEND == 'spconv': | |
| from .conv_spconv import * | |