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# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
from spack import *
import os
class Openloops(Package):
"""The OpenLoops 2 program is a fully automated implementation of the
Open Loops algorithm combined with on-the-fly reduction methods,
which allows for the fast and stable numerical evaluation of tree
and one-loop matrix elements for any Standard Model process
at NLO QCD and NLO EW. """
homepage = "https://openloops.hepforge.org/"
url = "https://openloops.hepforge.org/downloads?f=OpenLoops-2.1.1.tar.gz"
tags = ['hep']
version('2.1.1', sha256='f1c47ece812227eab584e2c695fef74423d2f212873f762b8658f728685bcb91')
all_processes = (
"tbln", "tbln_ew", "tbqq", "tbw", "pptttt", "pptttt_ew", "pptt",
"pptt_ew", "ppttbb", "ppttj", "ppttj_ew", "ppttjj",
"pptaj", "pptajj", "pptllj", "pptlljj", "pptln", "pptw", "pptwj",
"pptzj", "pptzjj", "ppthj", "ppthjj", "pptj",
"pptjj", "ppjj", "ppjj_ew", "ppjjj", "ppjjj_ew", "ppjjj_nf5", "ppjjjj",
"pplllvvv_ew", "ppatt", "ppatt_ew",
"ppattj", "pplltt", "pplltt_ew", "ppllttj", "ppllttj_ew", "pplntt",
"pplnttj", "ppwtt", "ppwtt_ew", "ppwttj",
"ppwttj_ew", "ppztt", "ppztt_ew", "ppzttj", "ppaatt", "ppwwtt",
"ppzatt", "ppzztt", "ppvvvv", "ppaaaj2", "ppllaa",
"ppllaaj", "pplllla", "ppvvv", "ppvvv2", "ppvvv_ew", "ppvvvj",
"ppaajj", "ppaajj2", "ppaajjj", "pplla", "pplla2",
"pplla_ew", "ppllaj", "ppllaj2", "ppllaj_ew", "ppllaj_nf5", "ppllajj",
"ppllll", "ppllll2", "ppllll2_nf5",
"ppllll2_onlyh", "ppllll_ew", "ppllllj", "ppllllj2", "ppllllj2_nf5",
"ppllllj2_nf5_notridr", "ppllllj2_nf5_sr",
"ppllllj2_onlyh", "ppllnnjj_ew", "ppllnnjj_vbs", "pplnajj", "ppvv",
"ppvv2", "ppvv_ew", "ppvvj", "ppvvj2",
"ppvvj_ew", "ppwajj", "ppwwjj", "ppzajj", "ppzwj_ew", "ppzwjj",
"ppzzjj", "ppajj", "ppajj2", "ppajj_ew", "ppajjj",
"ppllj", "ppllj2", "ppllj_ew", "ppllj_nf5", "pplljj", "pplljj_ew",
"pplljjj", "pplnj_ckm", "pplnjj", "pplnjj_ckm",
"pplnjj_ew", "pplnjjj", "ppnnjj_ew", "ppnnjjj", "ppvj", "ppvj2",
"ppvj_ew", "ppwj_ckm", "ppwjj", "ppwjj_ckm",
"ppwjj_ew", "ppwjjj", "ppzjj", "ppzjj_ew", "ppzjjj", "pphtt",
"pphtt_ew", "pphttj", "pphlltt", "pphll", "pphll2",
"pphll_ew", "pphllj", "pphllj2", "pphllj_ew", "pphlljj", "pphlljj_top",
"pphlnj_ckm", "pphlnjj", "pphv", "pphv_ew",
"pphwjj", "pphz2", "pphzj2", "pphzjj", "pphhtt", "pphhv", "pphhh2",
"heftpphh", "heftpphhj", "heftpphhjj", "pphh2",
"pphhj2", "pphhjj2", "pphhjj_vbf", "bbhj", "heftpphj", "heftpphjj",
"heftpphjjj", "pphbb", "pphbbj", "pphj2",
"pphjj2", "pphjj_vbf", "pphjj_vbf_ew", "pphjjj2", "eetttt", "eettttj",
"eellllbb", "eett", "eett_ew", "eettj",
"eettjj", "eevtt", "eevttj", "eevttjj", "eevvtt", "eevvttj",
"eellll_ew", "eevv_ew", "eevvjj", "eell_ew", "eevjj",
"eehtt", "eehttj", "eehll_ew", "eehvtt", "eehhtt", "heftppllj",
"heftpplljj", "heftpplljjj")
variant('compile_extra', default=False,
description='Compile real radiation tree amplitudes')
variant('processes', description='Processes to install. See https://' +
'openloops.hepforge.org/process_' +
'library.php?repo=public for details',
values=disjoint_sets(('all.coll',), ('lhc.coll',), ('lcg.coll',),
all_processes).with_default('lhc.coll'))
variant('num_jobs', description='Number of parallel jobs to run. ' +
'Set to 1 if compiling a large number' +
'of processes (e.g. lcg.coll)', default=0)
depends_on('python', type=("build", "run"))
phases = ['configure', 'build', 'build_processes', 'install']
def configure(self, spec, prefix):
spack_env = ('PATH LD_LIBRARY_PATH CPATH C_INCLUDE_PATH' +
'CPLUS_INCLUDE_PATH INTEL_LICENSE_FILE').split()
for k in env.keys():
if k.startswith('SPACK_'):
spack_env.append(k)
spack_env = ' '.join(spack_env)
is_intel = self.spec.satisfies('%intel')
njobs = self.spec.variants['num_jobs'].value
with open('openloops.cfg', 'w') as f:
f.write('[OpenLoops]\n')
f.write('import_env={0}\n'.format(spack_env))
f.write('num_jobs = {0}\n'.format(njobs))
f.write('process_lib_dir = {0}\n'.format(self.spec.prefix.proclib))
f.write('cc = {0}\n'.format(env['SPACK_CC']))
f.write('cxx = {0}\n'.format(env['SPACK_CXX']))
f.write('fortran_compiler = {0}\n'.format(env['SPACK_FC']))
if self.spec.satisfies('@1.3.1') and not is_intel:
f.write('gfortran_f_flags = -ffree-line-length-none\n')
if self.spec.satisfies('@2.1.1') and not is_intel:
f.write('gfortran_f_flags = -ffree-line-length-none ' +
'-fdollar-ok ')
if self.spec.target.family == 'aarch64':
f.write('-mcmodel=small\n')
else:
f.write('-mcmodel=medium\n')
if self.spec.satisfies('@:1.999.999 processes=lcg.coll'):
copy(join_path(os.path.dirname(__file__), 'sft1.coll'), 'lcg.coll')
elif self.spec.satisfies('@2:2.999.999 processes=lcg.coll'):
copy(join_path(os.path.dirname(__file__), 'sft2.coll'), 'lcg.coll')
def build(self, spec, prefix):
scons = Executable('./scons')
scons('generator=1', 'compile=2')
def build_processes(self, spec, prefix):
ol = Executable('./openloops')
processes = self.spec.variants['processes'].value
if '+compile_extra' in self.spec:
ce = 'compile_extra=1'
else:
ce = ''
ol('libinstall', ce, *processes)
def install(self, spec, prefix):
install_tree(join_path(self.stage.path, 'spack-src'),
self.prefix,
ignore=lambda x: x in ('process_obj', 'process_src'))
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