ashawkey / torch-ngp

A pytorch CUDA extension implementation of instant-ngp (sdf and nerf), with a GUI.

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build extension problem

Doreeeeen opened this issue · comments

hi, i use
bash scripts/install_ext.sh

It failed with this:
Processing ./raymarching
Preparing metadata (setup.py) ... error
error: subprocess-exited-with-error

× python setup.py egg_info did not run successfully.
│ exit code: 1
╰─> [14 lines of output]
Traceback (most recent call last):
File "", line 2, in
File "", line 34, in
File "/home/jiaod/miniconda3/envs/occnerf/OccNeRF-main/torch-ngp/raymarching/setup.py", line 47, in
CUDAExtension(
File "/home/jiaod/miniconda3/envs/torch-ngp/lib/python3.12/site-packages/torch/utils/cpp_extension.py", line 1074, in CUDAExtension
library_dirs += library_paths(cuda=True)
^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/jiaod/miniconda3/envs/torch-ngp/lib/python3.12/site-packages/torch/utils/cpp_extension.py", line 1201, in library_paths
if (not os.path.exists(_join_cuda_home(lib_dir)) and
^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/jiaod/miniconda3/envs/torch-ngp/lib/python3.12/site-packages/torch/utils/cpp_extension.py", line 2407, in _join_cuda_home
raise OSError('CUDA_HOME environment variable is not set. '
OSError: CUDA_HOME environment variable is not set. Please set it to your CUDA install root.
[end of output]

note: This error originates from a subprocess, and is likely not a problem with pip.
error: metadata-generation-failed

× Encountered error while generating package metadata.
╰─> See above for output.

note: This is an issue with the package mentioned above, not pip.
hint: See above for details.

and then i set the CUDA_HOME but still report errors.
what should i do plz!

I had a similar issue, this solution fixed the problem for me

conda/conda#7757 (comment)