#!/usr/bin/env python
from waflib.extras import autowaf as autowaf
import os

# Version of this package (even if built as a child)
LIBARDOURVAMPPLUGINS_VERSION = '0.0.0'

# Library version (UNIX style major, minor, micro)
# major increment <=> incompatible changes
# minor increment <=> compatible changes (additions)
# micro increment <=> no interface changes
LIBARDOURVAMPPLUGINS_LIB_VERSION = '0.0.0'

# Variables for 'waf dist'
APPNAME = 'libardourvampplugins'
VERSION = LIBARDOURVAMPPLUGINS_VERSION

# Mandatory variables
top = '.'
out = 'build'

def options(opt):
    autowaf.set_options(opt)

def configure(conf):
    conf.load('compiler_cxx')
    autowaf.configure(conf)
    autowaf.check_pkg(conf, 'fftw3f', uselib_store='FFTW3F', mandatory=True)
    autowaf.check_pkg(conf, 'aubio', uselib_store='AUBIO',
                      atleast_version='0.3.2')
    autowaf.check_pkg(conf, 'aubio', uselib_store='AUBIO4',
                      atleast_version='0.4.0', mandatory=False)
    conf.write_config_header('libvampplugins-config.h', remove=False)

def build(bld):
    # Library
    obj = bld(features = 'cxx cxxshlib')
    obj.source = '''
            plugins.cpp
            AmplitudeFollower.cpp
            OnsetDetect.cpp
            PercussionOnsetDetector.cpp
            SpectralCentroid.cpp
            ZeroCrossing.cpp
    '''
    obj.export_includes = ['.']
    obj.includes     = ['.']
    obj.name         = 'libardourvampplugins'
    obj.target       = 'ardourvampplugins'
    obj.uselib       = 'FFTW3F VAMPSDK'
    obj.use          = 'libvampplugin libqmdsp'
    obj.defines      = [ 'ARDOUR_VAMP_PLUGINS_DLL_EPORTS' ]
    autowaf.ensure_visible_symbols (obj, True)
    if bld.is_defined('HAVE_AUBIO'):
        obj.source += ' Onset.cpp '
        obj.uselib += ' AUBIO '
    obj.vnum         = LIBARDOURVAMPPLUGINS_LIB_VERSION
    obj.install_path = os.path.join(bld.env['LIBDIR'], 'vamp')

def shutdown():
    autowaf.shutdown()
