# IT4Innovations 2018

easyblock = 'ConfigureMake'

name = 'Mesa'
version = '18.1.1'

homepage = 'http://www.mesa3d.org/'
description = """Mesa is an open-source implementation of the OpenGL specification -
 a system for rendering interactive 3D graphics."""

toolchain = {'name': 'foss', 'version': '2017b'}
# swr detects and builds parts specific for AVX and AVX2. If we use
# -xHost, this always gets overwritten and will fail.
toolchainopts = {'optarch': False}

source_urls = [
    'https://mesa.freedesktop.org/archive/',
    'https://mesa.freedesktop.org/archive/%(version)s',
    'ftp://ftp.freedesktop.org/pub/mesa/%(version)s',
    'ftp://ftp.freedesktop.org/pub/mesa/older-versions/%(version_major)s.x/%(version)s',
]
sources = [SOURCELOWER_TAR_XZ]
patches = ['Mesa-17.3.6_fix-strip-llvm-flags.patch']
checksums = [
    'd3312a2ede5aac14a47476b208b8e3a401367838330197c4588ab8ad420d7781',  # mesa-18.1.1.tar.xz
    '5aa4e92ed96e3d47ffbecd1ec3a1642407dff11995c5585eb5e06c396654ee30',
    # Mesa-17.3.6_fix-strip-llvm-flags.patch
]

builddependencies = [
    ('flex', '2.6.4', '', True),
    ('Bison', '3.0.4', '', True),
    ('Autotools', '20180311', '', True),
    ('pkg-config', '0.29.1', '', True),
    ('Mako', '1.0.7', '-Py-2.7', True),
    ('libxml2', '2.9.4', '', True),
    ('expat', '2.2.0', '', True),
]

dependencies = [
    ('zlib', '1.2.11', '', True),
    ('nettle', '3.4'),
    ('libdrm', '2.4.92'),
    ('LLVM', '6.0.0', '-Py-2.7', True),
    ('X11', '20180604'),
]

# GLU is not part anymore of Mesa package!
configopts = " --disable-osmesa --enable-gallium-osmesa --enable-gallium-llvm --enable-glx --disable-dri"
configopts += " --disable-gbm --disable-driglx-direct --with-gallium-drivers='swrast,swr' --disable-egl"
configopts += " --with-osmesa-bits=32 --enable-texture-float --enable-llvm-shared-libs "

buildopts = 'V=1'

sanity_check_paths = {
    'files': [
        'lib/libGL.%s' %
        SHLIB_EXT,
        'lib/libOSMesa.%s' %
        SHLIB_EXT,
        'lib/libGLESv1_CM.%s' %
        SHLIB_EXT,
        'lib/libGLESv2.%s' %
        SHLIB_EXT,
        'include/GL/glext.h',
        'include/GL/gl_mangle.h',
        'include/GL/glx.h',
        'include/GL/osmesa.h',
        'include/GL/gl.h',
        'include/GL/glxext.h',
        'include/GL/glx_mangle.h',
        'include/GLES/gl.h',
        'include/GLES2/gl2.h',
        'include/GLES3/gl3.h'],
    'dirs': []}

moduleclass = 'vis'