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PORTNAME=	ncnn
DISTVERSION=	20240410
CATEGORIES=	misc # machine-learning

MAINTAINER=	yuri@FreeBSD.org
COMMENT=	High-performance neural network inference framework
WWW=		https://github.com/Tencent/ncnn

LICENSE=	BSD3CLAUSE
LICENSE_FILE=	${WRKSRC}/LICENSE.txt

LIB_DEPENDS=	libabsl_flags_program_name.so:devel/abseil \
		libprotobuf.so:devel/protobuf

USES=		cmake:testing # 1 test fails, see https://github.com/Tencent/ncnn/issues/4742#issuecomment-1879563662
USE_LDCONFIG=	yes

USE_GITHUB=	yes
GH_ACCOUNT=	Tencent

#CMAKE_ON=		NCNN_SHARED_LIB NCNN_ENABLE_LTO # NCNN_SHARED_LIB=ON causes variability in the shared library name, see https://github.com/Tencent/ncnn/issues/4234
CMAKE_TESTING_ON=	NCNN_BUILD_TESTS # in order to run tests please disable NCNN_SHARED_LIB above; many tests fail, see https://github.com/Tencent/ncnn/issues/4233

OPTIONS_DEFINE=		VULKAN
OPTIONS_DEFAULT=	# broken: VULKAN

VULKAN_DESC=		Vulkan compute support
VULKAN_GH_TUPLE=	KhronosGroup:glslang:88fd417:glslang/glslang
VULKAN_BUILD_DEPENDS=	${LOCALBASE}/include/vulkan/vulkan.h:graphics/vulkan-headers
VULKAN_LIB_DEPENDS=	libvulkan.so:graphics/vulkan-loader
VULKAN_CMAKE_BOOL=	NCNN_VULKAN
VULKAN_BROKEN=		most tests are broken with Vulkan, see https://github.com/Tencent/ncnn/issues/4742#issuecomment-1879563662

.include <bsd.port.mk>