Index: head/graphics/embree/Makefile
===================================================================
--- head/graphics/embree/Makefile	(revision 526609)
+++ head/graphics/embree/Makefile	(revision 526610)
@@ -1,56 +1,59 @@
 # Created by: Alexey Dokuchaev <danfe@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	embree
 PORTVERSION=	3.8.0
 DISTVERSIONPREFIX=	v
+PORTREVISION=	1
 CATEGORIES=	graphics
 
 MAINTAINER=	danfe@FreeBSD.org
 COMMENT=	Collection of high-performance ray tracing kernels
 
 LICENSE=	APACHE20
 
 ONLY_FOR_ARCHS=	amd64 i386
 ONLY_FOR_ARCHS_REASON=	heavy use of SSE instructions
 
 USES=		cmake pkgconfig
 USE_LDCONFIG=	yes
 USE_GITHUB=	yes
 
 CMAKE_ARGS=	-DEMBREE_TASKING_SYSTEM:STRING=INTERNAL \
-		-DCMAKE_INSTALL_DOCDIR:STRING=${DOCSDIR}
+		-DCMAKE_INSTALL_DOCDIR:STRING=${DOCSDIR} \
+		-DEMBREE_BACKFACE_CULLING:BOOL=ON \
+		-DEMBREE_RAY_MASK:BOOL=ON
 
 PLIST_SUB+=	VERSION=${DISTVERSION}
 
 OPTIONS_DEFINE=	DOCS EXAMPLES ISPC
 OPTIONS_SUB=	yes
 
 ISPC_DESC=		ISPC applications support
 ISPC_BUILD_DEPENDS=	ispc:devel/ispc
 ISPC_CMAKE_OFF=		-DEMBREE_ISPC_SUPPORT:BOOL=OFF
 
 EXAMPLES_LIB_DEPENDS=	libglfw.so:graphics/glfw \
 			libpng.so:graphics/png
 EXAMPLES_USES=		gl jpeg xorg
 EXAMPLES_USE=		GL=gl,glu,glut XORG=x11,xau,xcb,xdmcp
 EXAMPLES_CMAKE_OFF=	-DEMBREE_TUTORIALS:BOOL=OFF
 
 .include <bsd.port.pre.mk>
 
 # Disable parts that use _mm_cvtsi128_si64() which is not defined on i386
 .if ${ARCH} == i386
 CMAKE_ARGS+=	-DEMBREE_ISA_AVX512SKX:BOOL=OFF
 .endif
 
 post-patch:
 	@${REINPLACE_CMD} -e \
 	    '/SET(CMAKE_INSTALL_BINDIR/s,\$$.*),${EXAMPLESDIR}),' \
 		${WRKSRC}/common/cmake/package.cmake
 	@${REINPLACE_CMD} -e 's,Win32,${OPSYS},gi' \
 		${WRKSRC}/common/simd/vint4_sse2.h
 	@${REINPLACE_CMD} -e 's,#else,#elif defined(MAP_HUGETLB),' \
 		${WRKSRC}/common/sys/alloc.cpp
 	@${ECHO_CMD} > ${WRKSRC}/tutorials/common/common.isph
 
 .include <bsd.port.post.mk>