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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
CMAKE_REMOVE_MODULES_LIST="FindFreetype FindDoxygen FindZLIB"
inherit cmake flag-o-matic git-r3
DESCRIPTION="Object-oriented Graphics Rendering Engine"
HOMEPAGE="https://www.ogre3d.org/"
EGIT_BRANCH="v2-1"
EGIT_COMMIT="5b682fb90c9e8e660e2fbf92bbf7797a9246700d"
EGIT_REPO_URI="https://github.com/OGRECave/ogre-next.git"
EGIT_SUBMODULES=()
LICENSE="MIT public-domain"
SLOT="0/2.1"
KEYWORDS="~amd64"
IUSE="+cache debug doc egl examples +freeimage gles2 json
legacy-animations mobile +opengl profile tools"
# USE flags that do not work, as their options aren't ported, yet.
# cg
# double-precision
REQUIRED_USE="
|| ( gles2 opengl )
mobile? ( egl gles2 !opengl )"
RESTRICT="test" #139905
RDEPEND="
dev-games/ois
dev-libs/zziplib
media-libs/freetype:2
x11-libs/libX11
x11-libs/libXaw
x11-libs/libXrandr
x11-libs/libXt
egl? ( media-libs/mesa[egl] )
freeimage? ( media-libs/freeimage )
gles2? ( media-libs/mesa[gles2] )
json? ( dev-libs/rapidjson )
opengl? (
virtual/glu
virtual/opengl
)
tools? ( dev-libs/tinyxml[stl] )
"
# Dependencies for USE flags that do not work, yet.
# cg? ( media-gfx/nvidia-cg-toolkit )
DEPEND="
${RDEPEND}
x11-base/xorg-proto
"
BDEPEND="
virtual/pkgconfig
doc? ( app-doc/doxygen )
"
PATCHES=(
"${FILESDIR}/${PN}-2.1-samples.patch"
"${FILESDIR}/${PN}-2.1-resource_path.patch"
"${FILESDIR}/${PN}-2.1-media_path.patch"
"${FILESDIR}/${PN}-2.1-enhance_config_loading.patch"
)
src_prepare() {
sed -i \
-e "s:share/OGRE/docs:share/doc/${PF}:" \
Docs/CMakeLists.txt || die
# Stupid build system hardcodes release names
sed -i \
-e '/CONFIGURATIONS/s:CONFIGURATIONS Release.*::' \
CMake/Utils/OgreConfigTargets.cmake || die
# Fix some path issues
cmake_src_prepare
}
src_configure() {
local mycmakeargs=(
-DOGRE_BUILD_COMPONENT_HLMS_PBS=$( usex mobile no yes)
-DOGRE_BUILD_COMPONENT_HLMS_PBS_MOBILE=$( usex mobile)
-DOGRE_BUILD_COMPONENT_HLMS_UNLIT=$( usex mobile no yes)
-DOGRE_BUILD_COMPONENT_HLMS_UNLIT_MOBILE=$(usex mobile)
-DOGRE_BUILD_COMPONENT_PLANAR_REFLECTIONS=yes
-DOGRE_BUILD_COMPONENT_SCENE_FORMAT=yes
-DOGRE_BUILD_PLATFORM_NACL=no
-DOGRE_BUILD_RENDERSYSTEM_GL3PLUS=$(usex opengl)
-DOGRE_BUILD_RENDERSYSTEM_GLES=no
-DOGRE_BUILD_RENDERSYSTEM_GLES2=$(usex gles2)
-DOGRE_BUILD_SAMPLES2=$(usex examples)
-DOGRE_BUILD_TESTS=no
-DOGRE_BUILD_TOOLS=$(usex tools)
-DOGRE_CONFIG_ALLOCATOR=$(usex debug 5 1)
-DOGRE_CONFIG_ENABLE_FINE_LIGHT_MASK_GRANULARITY=yes
-DOGRE_CONFIG_ENABLE_FREEIMAGE=$(usex freeimage)
-DOGRE_CONFIG_ENABLE_GL_STATE_CACHE_SUPPORT=$(usex cache)
-DOGRE_CONFIG_ENABLE_GLES3_SUPPORT=$(\
usex gles2 $(\
usex mobile no yes) no)
-DOGRE_CONFIG_ENABLE_JSON=$(usex json)
-DOGRE_CONFIG_MEMTRACK_DEBUG=$(usex debug)
-DOGRE_CONFIG_THREADS=2
-DOGRE_CONFIG_THREAD_PROVIDER=std
-DOGRE_FULL_RPATH=no
-DOGRE_INSTALL_DOCS=$(usex doc)
-DOGRE_INSTALL_SAMPLES=$(usex examples)
-DOGRE_INSTALL_SAMPLES_SOURCE=$(usex examples)
-DOGRE_LEGACY_ANIMATIONS=$(usex legacy-animations)
-DOGRE_PROFILING_PROVIDER=$(usex profile none internal)
-DOGRE_USE_BOOST=no
)
# The double-precision mode can not be enabled, yet.
# -DOGRE_CONFIG_DOUBLE=$(usex double-precision)
# The CgFxScriptLoader doesn't seem to be completely ported, yet.
# USE flag disabled.
mycmakeargs+=(
-DOGRE_BUILD_PLUGIN_CG=no
)
# These components are off by default, as they might not be ported, yet.
# When advancing to a newer commit, try whether any of the disabled
# components can be activated now.
mycmakeargs+=(
-DOGRE_BUILD_COMPONENT_PAGING=no
-DOGRE_BUILD_COMPONENT_PROPERTY=no
-DOGRE_BUILD_COMPONENT_RTSHADERSYSTEM=no
-DOGRE_BUILD_RTSHADERSYSTEM_CORE_SHADERS=no
-DOGRE_BUILD_RTSHADERSYSTEM_EXT_SHADERS=no
-DOGRE_BUILD_COMPONENT_TERRAIN=no
-DOGRE_BUILD_COMPONENT_VOLUME=no
)
# Take out the warning about deprecated copy, as Ogre emits thousands of
# those. But using a deprecated way of doing things isn't an error and
# mainly of interest for developers.
# (The warning is part of -Wextra and only effects C++ compilation.)
append-cxxflags $(test-flags-CXX -Wno-deprecated-copy)
# The same with the old ways of using memset(0...) on objects. It is
# no longer assumed to be a good idea, but a warning about it isn't
# of any value to the user. (And it happens many times in Ogre.)
append-cxxflags $(test-flags-CXX -Wno-class-memaccess)
cmake_src_configure
}
src_install() {
cmake_src_install
CONFIGDIR=/etc/OGRE
SHAREDIR=/usr/share/OGRE
# plugins and resources are the main configuration
insinto "${CONFIGDIR}"
doins "${BUILD_DIR}"/bin/plugins.cfg
doins "${BUILD_DIR}"/bin/plugins_tools.cfg
doins "${BUILD_DIR}"/bin/resources.cfg
doins "${BUILD_DIR}"/bin/resources2.cfg
dosym "${CONFIGDIR}"/plugins.cfg "${SHAREDIR}"/plugins.cfg
dosym "${CONFIGDIR}"/plugins_tools.cfg "${SHAREDIR}"/plugins_tools.cfg
dosym "${CONFIGDIR}"/resources.cfg "${SHAREDIR}"/resources.cfg
dosym "${CONFIGDIR}"/resources2.cfg "${SHAREDIR}"/resources2.cfg
# These are only for the Samples
if use examples ; then
insinto "${SHAREDIR}"
doins "${BUILD_DIR}"/bin/samples.cfg
fi
}
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