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###########################################################################
# GLUT
if(WITH_CYCLES_STANDALONE AND WITH_CYCLES_STANDALONE_GUI)
set(GLUT_ROOT_PATH ${CYCLES_GLUT})
find_package(GLUT)
message(STATUS "GLUT_FOUND=${GLUT_FOUND}")
include_directories(
SYSTEM
${GLUT_INCLUDE_DIR}
)
endif()
###########################################################################
# GLEW
# Workaround for unconventional variable name use in Blender.
if(NOT CYCLES_STANDALONE_REPOSITORY)
set(GLEW_INCLUDE_DIR "${GLEW_INCLUDE_PATH}")
endif()
if(WITH_CYCLES_STANDALONE AND WITH_CYCLES_STANDALONE_GUI)
set(CYCLES_APP_GLEW_LIBRARY ${BLENDER_GLEW_LIBRARIES})
endif()
###########################################################################
# CUDA
if(WITH_CYCLES_CUDA_BINARIES)
find_package(CUDA) # Try to auto locate CUDA toolkit
if(CUDA_FOUND)
message(STATUS "CUDA nvcc = ${CUDA_NVCC_EXECUTABLE}")
else()
message(STATUS "CUDA compiler not found, disabling WITH_CYCLES_CUDA_BINARIES")
set(WITH_CYCLES_CUDA_BINARIES OFF)
endif()
endif()
# Packages which are being found by Blender when building from inside Blender
# source code. but which we need to take care of when building Cycles from a
# standalone repository
if(CYCLES_STANDALONE_REPOSITORY)
if(APPLE OR WIN32)
include(precompiled_libs)
endif()
# PThreads
find_package(Threads REQUIRED)
set(PTHREADS_LIBRARIES ${CMAKE_THREAD_LIBS_INIT})
####
# OpenGL
# TODO(sergey): We currently re-use the same variable name as we use
# in Blender. Ideally we need to make it CYCLES_GL_LIBRARIES.
find_package(OpenGL REQUIRED)
find_package(GLEW REQUIRED)
list(APPEND BLENDER_GL_LIBRARIES
"${OPENGL_gl_LIBRARY}"
"${OPENGL_glu_LIBRARY}"
"${GLEW_LIBRARY}"
)
####
# OpenImageIO
find_package(OpenImageIO REQUIRED)
if(OPENIMAGEIO_PUGIXML_FOUND)
set(PUGIXML_INCLUDE_DIR "${OPENIMAGEIO_INCLUDE_DIR/OpenImageIO}")
set(PUGIXML_LIBRARIES "")
else()
find_package(PugiXML REQUIRED)
endif()
# OIIO usually depends on OpenEXR, so find this library
# but don't make it required.
find_package(OpenEXR)
####
# Boost
set(__boost_packages filesystem regex system thread date_time)
if(WITH_CYCLES_NETWORK)
list(APPEND __boost_packages serialization)
endif()
if(WITH_CYCLES_OSL AND APPLE)
# TODO(sergey): This is because of the way how our precompiled
# libraries works, could be different for someone's else libs..
list(APPEND __boost_packages wave)
endif()
find_package(Boost 1.48 COMPONENTS ${__boost_packages} REQUIRED)
if(NOT Boost_FOUND)
# Try to find non-multithreaded if -mt not found, this flag
# doesn't matter for us, it has nothing to do with thread
# safety, but keep it to not disturb build setups.
set(Boost_USE_MULTITHREADED OFF)
find_package(Boost 1.48 COMPONENTS ${__boost_packages})
endif()
unset(__boost_packages)
set(BOOST_INCLUDE_DIR ${Boost_INCLUDE_DIRS})
set(BOOST_LIBRARIES ${Boost_LIBRARIES})
set(BOOST_LIBPATH ${Boost_LIBRARY_DIRS})
set(BOOST_DEFINITIONS "-DBOOST_ALL_NO_LIB")
####
# OpenShadingLanguage
if(WITH_CYCLES_OSL)
find_package(OpenShadingLanguage REQUIRED)
find_package(LLVM REQUIRED)
endif()
####
# Logging
if(WITH_CYCLES_LOGGING)
find_package(Glog REQUIRED)
find_package(Gflags REQUIRED)
endif()
unset(_lib_DIR)
else()
if(WIN32)
set(GLOG_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/libmv/third_party/glog/src/windows)
set(GFLAGS_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/libmv/third_party/gflags)
else()
set(GLOG_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/libmv/third_party/glog/src)
set(GFLAGS_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/libmv/third_party/gflags)
endif()
endif()
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