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{
lib,
stdenv,
cmake,
ninja,
fetchFromGitHub,
python3,
opencv,
nlohmann_json,
nanoflann,
glm,
cxxopts,
nix-update-script,
config,
# Upstream has rocm/hip support, too. anyone?
cudaSupport ? config.cudaSupport,
cudaPackages,
autoAddDriverRunpath,
}:
let
version = "1.1.3";
torch = python3.pkgs.torch.override { inherit cudaSupport; };
# Using a normal stdenv with cuda torch gives
# ld: /nix/store/k1l7y96gv0nc685cg7i3g43i4icmddzk-python3.11-torch-2.2.1-lib/lib/libc10.so: undefined reference to `std::ios_base_library_init()@GLIBCXX_3.4.32'
stdenv' = if cudaSupport then cudaPackages.backendStdenv else stdenv;
in
stdenv'.mkDerivation {
pname = "opensplat";
inherit version;
src = fetchFromGitHub {
owner = "pierotofy";
repo = "OpenSplat";
rev = "refs/tags/v${version}";
hash = "sha256-2NcKb2SWU/vNsnd2KhdU85J60fJPuc44ZxIle/1UT6g=";
};
nativeBuildInputs = [
cmake
ninja
] ++ lib.optionals cudaSupport [
cudaPackages.cuda_nvcc
autoAddDriverRunpath
];
buildInputs = [
nlohmann_json
nanoflann
glm
cxxopts
torch.cxxdev
torch
opencv
] ++ lib.optionals cudaSupport [
cudaPackages.cuda_cudart
];
env.TORCH_CUDA_ARCH_LIST = "${lib.concatStringsSep ";" python3.pkgs.torch.cudaCapabilities}";
cmakeFlags = [
(lib.cmakeBool "CMAKE_SKIP_RPATH" true)
(lib.cmakeFeature "FETCHCONTENT_TRY_FIND_PACKAGE_MODE" "ALWAYS")
] ++ lib.optionals cudaSupport [
(lib.cmakeFeature "GPU_RUNTIME" "CUDA")
(lib.cmakeFeature "CUDA_TOOLKIT_ROOT_DIR" "${cudaPackages.cudatoolkit}/")
];
passthru.updateScript = nix-update-script { };
meta = {
description = "Production-grade 3D gaussian splatting";
homepage = "https://github.com/pierotofy/OpenSplat/";
license = [
# main
lib.licenses.agpl3Only
# vendored+modified gsplat
lib.licenses.asl20
];
maintainers = [ lib.maintainers.jcaesar ];
platforms = lib.platforms.linux ++ lib.optionals (!cudaSupport) lib.platforms.darwin;
};
}
|