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{ lib, stdenv, fetchFromGitHub, cmake, openexr, hdf5-threadsafe, ilmbase }:
stdenv.mkDerivation rec
{
pname = "alembic";
version = "1.8.4";
src = fetchFromGitHub {
owner = "alembic";
repo = "alembic";
rev = version;
sha256 = "sha256-8dQhOQN0t2Y2kC2wOpQUqbu6Woy4DUmiLqXjf1D+mxE=";
};
# note: out is unused (but required for outputDoc anyway)
outputs = [ "bin" "dev" "out" "lib" ];
# Prevent cycle between bin and dev (only occurs on Darwin for some reason)
propagatedBuildOutputs = [ "lib" ];
nativeBuildInputs = [ cmake ];
# NOTE: Alembic also support imath instead of ilmbase, but some users of Alembic (e.g. Blender)
# are incompatible with the imath version of Alembic
buildInputs = [ openexr hdf5-threadsafe ilmbase ];
# Downstream packages trying to use Alembic via CMake need ilmbase as well
# For some reason this won't be picked up correctly otherwise
propagatedBuildInputs = [ ilmbase ];
# These flags along with the postPatch step ensure that all artifacts end up
# in the correct output without needing to move anything
#
# - bin: Uses CMAKE_INSTALL_BINDIR (set via CMake setup hooK)
# - lib (contains shared libraries): Uses ALEMBIC_LIB_INSTALL_DIR
# - dev (headers): Uses CMAKE_INSTALL_PREFIX
# (this works because every other install rule uses an absolute DESTINATION)
# - dev (CMake files): Uses ConfigPackageLocation
cmakeFlags = [
"-DUSE_HDF5=ON"
"-DUSE_TESTS=ON"
"-DALEMBIC_LIB_INSTALL_DIR=${placeholder "lib"}/lib"
"-DConfigPackageLocation=${placeholder "dev"}/lib/cmake/Alembic"
"-DCMAKE_INSTALL_PREFIX=${placeholder "dev"}"
"-DQUIET=ON"
];
postPatch = ''
find bin/ -type f -name CMakeLists.txt -print -exec \
sed -i 's/INSTALL(TARGETS \([a-zA-Z ]*\) DESTINATION bin)/INSTALL(TARGETS \1)/' {} \;
'';
doCheck = true;
checkPhase = ''
runHook preCheck
ctest -j 1
runHook postCheck
'';
meta = with lib; {
description = "An open framework for storing and sharing scene data";
homepage = "http://alembic.io/";
license = licenses.bsd3;
platforms = platforms.all;
maintainers = with maintainers; [ guibou tmarkus ];
};
}
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