{ lib, stdenv, fetchFromGitHub, cmake, darwin, libX11, libXt, libGL, openimageio, imath, python3Packages, python3 }: python3Packages.buildPythonPackage rec { pname = "materialx"; version = "1.38.10"; src = fetchFromGitHub { owner = "AcademySoftwareFoundation"; repo = "MaterialX"; rev = "v${version}"; sha256 = "sha256-/kMHmW2dptZNtjuhE5s+jvPRIdtY+FRiVtMU+tiBgQo="; }; format = "other"; nativeBuildInputs = [ cmake python3Packages.setuptools ]; buildInputs = [ openimageio imath ] ++ lib.optionals stdenv.isDarwin ( with darwin.apple_sdk.frameworks; [ OpenGL Cocoa ] ) ++ lib.optionals (!stdenv.isDarwin) [ libX11 libXt libGL ]; cmakeFlags = [ (lib.cmakeBool "MATERIALX_BUILD_OIIO" true) (lib.cmakeBool "MATERIALX_BUILD_PYTHON" true) # don't build MSL shader back-end on x86_x64-darwin, as it requires a newer SDK with metal support (lib.cmakeBool "MATERIALX_BUILD_GEN_MSL" (stdenv.isLinux || (stdenv.isAarch64 && stdenv.isDarwin))) ]; pythonImportsCheck = [ "MaterialX" ]; postInstall = '' # Make python lib properly accessible target_dir=$out/${python3.sitePackages} mkdir -p $(dirname $target_dir) # required for cmake to find the bindings, when included in other projects ln -s $out/python $target_dir ''; meta = { description = "Open standard for representing rich material and look-development content in computer graphics"; homepage = "https://materialx.org"; maintainers = [ lib.maintainers.gador ]; platforms = lib.platforms.unix; license = lib.licenses.mpl20; }; }