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CMAKE_MINIMUM_REQUIRED(VERSION 3.5)
PROJECT(Forge-Examples)
SET(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules")
OPTION(BUILD_EXAMPLES_CUDA "Turn off/on building cuda examples" ON)
OPTION(BUILD_EXAMPLES_OPENCL "Turn off/on building opencl examples" ON)
OPTION(USE_SYSTEM_CL2HPP "Use cl2.hpp header installed on the system" OFF)
IF(NOT USE_SYSTEM_CL2HPP)
INCLUDE(build_cl2hpp)
ENDIF()
MACRO(BUILD_EXAMPLE EX_NAME EX_SRC COMPUTE_NAME FG_LIBS COMPUTE_LIBS)
IF(${COMPUTE_NAME} STREQUAL "cuda")
CUDA_ADD_EXECUTABLE(example_${EX_NAME}_${COMPUTE_NAME} ${EX_SRC})
ELSE()
ADD_EXECUTABLE(example_${EX_NAME}_${COMPUTE_NAME} ${EX_SRC})
ENDIF()
TARGET_LINK_LIBRARIES(example_${EX_NAME}_${COMPUTE_NAME} ${COMPUTE_LIBS} ${FG_LIBS})
SET_TARGET_PROPERTIES(example_${EX_NAME}_${COMPUTE_NAME}
PROPERTIES
OUTPUT_NAME ${EX_NAME}_${COMPUTE_NAME}
RUNTIME_OUTPUT_DIRECTORY ${DIR_NAME}
FOLDER "Examples/${COMPUTE_NAME}")
IF(${COMPUTE_NAME} STREQUAL "opencl")
IF(NOT USE_SYSTEM_CL2HPP)
ADD_DEPENDENCIES(example_${EX_NAME}_${COMPUTE_NAME} cl2hpp)
ENDIF()
ENDIF()
ENDMACRO()
IF(TARGET forge)
# Building with Forge Source
SET(FORGE_FOUND False)
ELSE(TARGET forge)
SET_PROPERTY(GLOBAL PROPERTY USE_FOLDERS ON)
FIND_PACKAGE(Forge REQUIRED)
FIND_PACKAGE(OpenGL REQUIRED)
SET(X11_LIBS "")
INCLUDE_DIRECTORIES(${FORGE_INCLUDE_DIRS})
# OS Definitions
IF(UNIX)
ADD_DEFINITIONS(-Wall -std=c++11 -fvisibility=hidden)
# GCC 5.3 and above give errors for mempcy from <string.h>
# This is a (temporary) fix for that
IF("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER "5.3.0")
ADD_DEFINITIONS(-D_FORCE_INLINES)
ENDIF()
# MacOS specific environment settings
IF(APPLE)
ADD_DEFINITIONS(-DOS_MAC)
SET(CMAKE_MACOSX_RPATH ON)
SET(CMAKE_SKIP_BUILD_RPATH FALSE)
SET(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE)
SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}")
SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
LIST(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}" isSystemDir)
IF("${isSystemDir}" STREQUAL "-1")
SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}")
ENDIF("${isSystemDir}" STREQUAL "-1")
FIND_PACKAGE(X11 REQUIRED)
INCLUDE_DIRECTORIES(${X11_INCLUDE_DIR})
ELSE(APPLE)
ADD_DEFINITIONS(-DOS_LNX)
ENDIF(APPLE)
ELSE(UNIX)
ADD_DEFINITIONS(-DOS_WIN -DNOMINMAX)
ENDIF(UNIX)
ENDIF(TARGET forge)
IF(UNIX)
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-deprecated-declarations -Wno-unused-function")
ENDIF()
FILE(GLOB CPU_EXAMPLE_SRC_FILES "cpu/*.cpp")
LIST(SORT CPU_EXAMPLE_SRC_FILES)
FOREACH(FILE ${CPU_EXAMPLE_SRC_FILES})
GET_FILENAME_COMPONENT(EXAMPLE ${FILE} NAME_WE)
GET_FILENAME_COMPONENT(FULL_DIR_NAME ${FILE} PATH)
GET_FILENAME_COMPONENT(DIR_NAME ${FULL_DIR_NAME} NAME)
IF(TARGET forge)
BUILD_EXAMPLE(${EXAMPLE} ${FILE} ${DIR_NAME} forge "")
ELSE(TARGET forge)
BUILD_EXAMPLE(${EXAMPLE} ${FILE} ${DIR_NAME} ${FORGE_LIBRARIES} "${X11_LIBS};${OPENGL_gl_LIBRARY}")
ENDIF()
ENDFOREACH()
IF (BUILD_EXAMPLES_CUDA)
FIND_PACKAGE(CUDA QUIET)
IF(CUDA_FOUND)
IF(UNIX)
# GCC 5.3 and above give errors for mempcy from <string.h>
# This is a (temporary) fix for that
IF("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER "5.3.0")
ADD_DEFINITIONS(-D_FORCE_INLINES)
ENDIF()
# GCC 6.0 and above default to g++14, enabling c++11 features by default
# Enabling c++11 with nvcc 7.5 + gcc 6.x doesn't seem to work
# Only solution for now is to force use c++03 for gcc 6.x
IF("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER "6.0.0")
SET(CUDA_NVCC_FLAGS "${CUDA_NVCC_FLAGS} -Xcompiler -std=c++98")
ENDIF()
ENDIF(UNIX)
INCLUDE_DIRECTORIES(${CUDA_INCLUDE_DIRS})
FILE(GLOB CUDA_EXAMPLE_SRC_FILES "cuda/*.cu")
LIST(SORT CUDA_EXAMPLE_SRC_FILES)
FOREACH(FILE ${CUDA_EXAMPLE_SRC_FILES})
GET_FILENAME_COMPONENT(EXAMPLE ${FILE} NAME_WE)
GET_FILENAME_COMPONENT(FULL_DIR_NAME ${FILE} PATH)
GET_FILENAME_COMPONENT(DIR_NAME ${FULL_DIR_NAME} NAME)
IF(TARGET forge)
BUILD_EXAMPLE(${EXAMPLE} ${FILE} ${DIR_NAME} forge "${CUDA_LIBRARIES}")
ELSE(TARGET forge)
BUILD_EXAMPLE(${EXAMPLE} ${FILE} ${DIR_NAME} ${FORGE_LIBRARIES}
"${X11_LIBS};${OPENGL_gl_LIBRARY};${CUDA_LIBRARIES}")
ENDIF()
ENDFOREACH()
ELSE()
MESSAGE(STATUS "CUDA Toolkit not found, not building CUDA examples.")
ENDIF()
ENDIF()
IF (BUILD_EXAMPLES_OPENCL)
FIND_PACKAGE(OpenCL QUIET)
IF(OpenCL_FOUND)
FILE(GLOB OpenCL_EXAMPLE_SRC_FILES "opencl/*.cpp")
LIST(SORT OpenCL_EXAMPLE_SRC_FILES)
INCLUDE_DIRECTORIES(
"${CMAKE_CURRENT_SOURCE_DIR}/opencl"
${OpenCL_INCLUDE_DIRS}
${CL2HPP_INCLUDE_DIRECTORY}
)
FOREACH(FILE ${OpenCL_EXAMPLE_SRC_FILES})
GET_FILENAME_COMPONENT(EXAMPLE ${FILE} NAME_WE)
GET_FILENAME_COMPONENT(FULL_DIR_NAME ${FILE} PATH)
GET_FILENAME_COMPONENT(DIR_NAME ${FULL_DIR_NAME} NAME)
IF(TARGET forge)
BUILD_EXAMPLE(${EXAMPLE} ${FILE} ${DIR_NAME} forge "${OpenCL_LIBRARIES};${OPENGL_gl_LIBRARY}")
ELSE(TARGET forge)
BUILD_EXAMPLE(${EXAMPLE} ${FILE} ${DIR_NAME} ${FORGE_LIBRARIES}
"${X11_LIBS};${OPENGL_gl_LIBRARY};${OpenCL_LIBRARIES}")
ENDIF()
ENDFOREACH()
ELSE()
MESSAGE(STATUS "OpenCL Libraries not found, not building OpenCL examples.")
ENDIF()
ENDIF()
MARK_AS_ADVANCED(BUILD_EXAMPLES_CUDA BUILD_EXAMPLES_OPENCL)
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