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###############################################################################
# Find OpenNI2
#
# find_package(OpenNI2)
#
# Variables defined by this module:
#
# OPENNI2_FOUND True if OpenNI2 was found
# OPENNI2_INCLUDE_DIRS The location(s) of OpenNI2 headers
# OPENNI2_LIBRARIES Libraries needed to use OpenNI2
# OPENNI2_DEFINITIONS Compiler flags for OpenNI2
find_package(PkgConfig QUIET)
pkg_check_modules(PC_OPENNI2 QUIET libopenni2)
set(OPENNI2_DEFINITIONS ${PC_OPENNI_CFLAGS_OTHER})
set(OPENNI2_SUFFIX)
if(WIN32 AND CMAKE_SIZEOF_VOID_P EQUAL 8)
set(OPENNI2_SUFFIX 64)
endif()
find_path(OPENNI2_INCLUDE_DIR OpenNI.h
PATHS "$ENV{OPENNI2_INCLUDE${OPENNI2_SUFFIX}}" # Win64 needs '64' suffix
"/usr/include/openni2" # common path for deb packages
PATH_SUFFIXES include/openni2
)
find_library(OPENNI2_LIBRARY
NAMES OpenNI2 # No suffix needed on Win64
libOpenNI2 # Linux
PATHS "$ENV{OPENNI2_LIB${OPENNI2_SUFFIX}}" # Windows default path, Win64 needs '64' suffix
"$ENV{OPENNI2_REDIST}" # Linux install does not use a separate 'lib' directory
)
if(OPENNI2_INCLUDE_DIR AND OPENNI2_LIBRARY)
# Include directories
set(OPENNI2_INCLUDE_DIRS ${OPENNI2_INCLUDE_DIR})
unset(OPENNI2_INCLUDE_DIR)
mark_as_advanced(OPENNI2_INCLUDE_DIRS)
# Libraries
if(NOT WIN32)
find_package(libusb REQUIRED)
set(OPENNI2_LIBRARIES ${OPENNI2_LIBRARY} libusb::libusb)
else()
set(OPENNI2_LIBRARIES ${OPENNI2_LIBRARY})
endif()
unset(OPENNI2_LIBRARY)
mark_as_advanced(OPENNI2_LIBRARIES)
set(OPENNI2_REDIST_DIR $ENV{OPENNI2_REDIST${OPENNI2_SUFFIX}})
mark_as_advanced(OPENNI2_REDIST_DIR)
endif()
if(EXISTS "${OPENNI2_INCLUDE_DIR}/OniVersion.h")
file(STRINGS "${OPENNI2_INCLUDE_DIR}/OniVersion.h" _contents REGEX "^#define[ \t]+ONI_VERSION_[A-Z]+[ \t]+[0-9]+")
if(_contents)
string(REGEX REPLACE ".*#define[ \t]+ONI_VERSION_MAJOR[ \t]+([0-9]+).*" "\\1" OPENNI2_VERSION_MAJOR "${_contents}")
string(REGEX REPLACE ".*#define[ \t]+ONI_VERSION_MINOR[ \t]+([0-9]+).*" "\\1" OPENNI2_VERSION_MINOR "${_contents}")
string(REGEX REPLACE ".*#define[ \t]+ONI_VERSION_MAINTENANCE[ \t]+([0-9]+).*" "\\1" OPENNI2_VERSION_PATCH "${_contents}")
string(REGEX REPLACE ".*#define[ \t]+ONI_VERSION_BUILD[ \t]+([0-9]+).*" "\\1" OPENNI2_VERSION_BUILD "${_contents}")
set(OPENNI2_VERSION "${OPENNI2_VERSION_MAJOR}.${OPENNI2_VERSION_MINOR}.${OPENNI2_VERSION_PATCH}.${OPENNI2_VERSION_BUILD}")
endif()
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(OpenNI2
FOUND_VAR OPENNI2_FOUND
REQUIRED_VARS OPENNI2_LIBRARIES OPENNI2_INCLUDE_DIRS
VERSION_VAR OPENNI2_VERSION
)
if(OPENNI2_FOUND)
message(STATUS "OpenNI2 found (version: ${OPENNI2_VERSION}, include: ${OPENNI2_INCLUDE_DIRS}, lib: ${OPENNI2_LIBRARIES})")
endif()
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