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Diffstat (limited to 'dev-libs/ncnn/ncnn-20221128.ebuild')
-rw-r--r--dev-libs/ncnn/ncnn-20221128.ebuild46
1 files changed, 46 insertions, 0 deletions
diff --git a/dev-libs/ncnn/ncnn-20221128.ebuild b/dev-libs/ncnn/ncnn-20221128.ebuild
new file mode 100644
index 000000000000..7827bc56ee58
--- /dev/null
+++ b/dev-libs/ncnn/ncnn-20221128.ebuild
@@ -0,0 +1,46 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cmake
+
+DESCRIPTION="High-performance neural network inference framework"
+HOMEPAGE="https://github.com/Tencent/ncnn/"
+SRC_URI="https://github.com/Tencent/ncnn/archive/${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="BSD ZLIB"
+SLOT="0/${PV}" # currently has unstable ABI that often requires rebuilds
+KEYWORDS="~amd64 ~x86"
+IUSE="tools +vulkan"
+
+# Need the static library to run tests + skip vulkan / GPU:
+# -DNCNN_BUILD_TESTS=ON -DNCNN_SHARED_LIB=OFF -DNCNN_VULKAN=OFF
+RESTRICT="test"
+
+RDEPEND="
+ tools? ( dev-libs/protobuf:= )
+ vulkan? (
+ dev-util/glslang:=
+ media-libs/vulkan-loader
+ )"
+DEPEND="
+ ${RDEPEND}
+ vulkan? ( dev-util/vulkan-headers )"
+
+DOCS=( README.md docs/. )
+
+src_configure() {
+ local mycmakeargs=(
+ -DGLSLANG_TARGET_DIR="${ESYSROOT}"/usr/$(get_libdir)/cmake
+ -DNCNN_BUILD_EXAMPLES=OFF
+ -DNCNN_BUILD_TOOLS=$(usex tools)
+ -DNCNN_PYTHON=OFF # todo if something needs it
+ -DNCNN_SHARED_LIB=ON
+ -DNCNN_SYSTEM_GLSLANG=ON
+ -DNCNN_VERSION=${PV} # avoids libncnn.so.*.%Y%m%d using build date
+ -DNCNN_VULKAN=$(usex vulkan)
+ )
+
+ cmake_src_configure
+}