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CMakeLists.txt
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# -------------------------------------------------------------------------------------------------
# Netgen Mesher CMake based Build System
# Author: Philippose Rajan
# Date started: 18 Sept. 2011
# Modified: 12 October 2012
#
# REQUIREMENTS: this script needs CMake 2.7 or higher. Downloads are available at http://www.cmake.org
#
# The CMake Build System is configured to work with 32bit/64bit versions of Linux and Windows
# operating systems, and simplifies the maintenance of cross-platform builds for the Netgen Mesher
# Project
# -------------------------------------------------------------------------------------------------
#############################################
# Basic initialisation for the CMake System #
#############################################
# Set the minimum version of cmake required to 2.7
CMAKE_MINIMUM_REQUIRED(VERSION 2.7 FATAL_ERROR)
# if CMAKE_BUILD_TYPE is specified use it; otherwise set the default
# build type to "Release prior to calling project()
if(DEFINED CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE ${CMAKE_BUILD_TYPE} CACHE STRING "Choose build type")
else(DEFINED CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE Release CACHE STRING "Choose build type")
endif(DEFINED CMAKE_BUILD_TYPE)
########################
# Set the Project Name #
########################
PROJECT(netgen)
##########################################
# Setup the Version Number for the build #
##########################################
SET(NETGEN_VERSION_MAJOR 5)
SET(NETGEN_VERSION_MINOR 1)
SET(NETGEN_VERSION_PATCH 0)
# Note: Empty for official releases, set to -dev, -rc1, etc for development releases
SET(NETGEN_VERSION_DEVEL -dev)
SET(NETGEN_VERSION ${NETGEN_VERSION_MAJOR}.${NETGEN_VERSION_MINOR}.${NETGEN_VERSION_PATCH}${NETGEN_VERSION_DEVEL})
MESSAGE(STATUS "Netgen Version: ${NETGEN_VERSION}")
# This is used for Linux .so file versioning
SET(NETGEN_LIB_SOVERSION ${NETGEN_VERSION_MAJOR})
SET(NETGEN_LIB_VERSION ${NETGEN_VERSION_MAJOR}.0.0)
############################
# Disallow in-source build #
############################
IF("${PROJECT_SOURCE_DIR}" STREQUAL "${PROJECT_BINARY_DIR}")
MESSAGE(FATAL_ERROR "Netgen requires an out of source Build. Please create a separate build directory and run CMake there.")
ENDIF("${PROJECT_SOURCE_DIR}" STREQUAL "${PROJECT_BINARY_DIR}")
# Add the custom CMake Modules folder to the search path
SET(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake/modules ${CMAKE_MODULE_PATH})
INCLUDE(AuxiliaryUtilities)
INCLUDE(CMakeDependentOption)
############################
# Check 32/64 bit platform #
############################
IF (${CMAKE_SIZEOF_VOID_P} MATCHES "8") # It is 64bit, otherwise 32 bit systems match 4
SET(BIT_WIDTH 64)
ELSE (${CMAKE_SIZEOF_VOID_P} MATCHES "8")
SET(BIT_WIDTH 32)
ENDIF(${CMAKE_SIZEOF_VOID_P} MATCHES "8")
MESSAGE(STATUS "Build type: ${BIT_WIDTH}bit")
#####################################################
# Specify the various options available to the user #
#####################################################
OPTION_WITH_DEFAULT(${PROJECT_NAME}_BUILD_GUI "Build the Graphical User Interface for Netgen" ON)
OPTION_WITH_DEFAULT(${PROJECT_NAME}_BUILD_NGLIB_API "Build independent Netgen Library - nglib" ON)
OPTION_WITH_DEFAULT(${PROJECT_NAME}_ENABLE_OPENCASCADE_SUPPORT "Build with OpenCascade support (for STEP, IGES support)" ON)
OPTION_WITH_DEFAULT(${PROJECT_NAME}_ENABLE_STL_SUPPORT "Build with STL support (for STL, STLB support)" ON)
OPTION_WITH_DEFAULT(${PROJECT_NAME}_ENABLE_PARALLEL_SUPPORT "Build with MPI Parallelization support" OFF)
OPTION_WITH_DEFAULT(${PROJECT_NAME}_USE_JPEGLIB "Use external JPEG Library to create snapshots" OFF)
OPTION_WITH_DEFAULT(${PROJECT_NAME}_USE_FFMPEG "Enable video recording with FFMPEG (uses avcodec)" OFF)
OPTION_WITH_DEFAULT(${PROJECT_NAME}_ENABLE_EXTRA_WARNINGS "Enable Maximum Warnings Level" OFF)
# As of now, the MSVC build can handle only static builds, and the GCC build can handle only shared builds !!!
IF(MSVC OR MSVC_IDE)
SET(${PROJECT_NAME}_ENABLE_STATIC_BUILD ON CACHE INTERNAL "Statically link all the Geometry Kernels into the ${PROJECT_NAME} Executable" FORCE)
ELSE(MSVC OR MSVC_IDE)
OPTION_WITH_DEFAULT(${PROJECT_NAME}_ENABLE_STATIC_BUILD "Statically link all the Geometry Kernels into the ${PROJECT_NAME} Executable" OFF)
ENDIF(MSVC OR MSVC_IDE)
CMAKE_DEPENDENT_OPTION(${PROJECT_NAME}_BUILD_STL_PLUGIN
"Build DLL plugin for STL Geometry support" ON
"NOT ${PROJECT_NAME}_ENABLE_STATIC_BUILD;${PROJECT_NAME}_ENABLE_STL_SUPPORT"
OFF
)
CMAKE_DEPENDENT_OPTION(${PROJECT_NAME}_BUILD_OPENCASCADE_PLUGIN
"Build DLL plugin for IGES/STEP/BREP Geometry support" ON
"NOT ${PROJECT_NAME}_ENABLE_STATIC_BUILD;${PROJECT_NAME}_ENABLE_OPENCASCADE_SUPPORT"
OFF
)
#################################
# Windows MSVC specific options #
#################################
IF(MSVC_IDE)
OPTION_WITH_DEFAULT(${PROJECT_NAME}_MSVC_EXPRESS_IDE "Use a Visual C++ Express Edition IDE for compiling ${PROJECT_NAME}" OFF)
ENDIF(MSVC_IDE)
# Thread specific options
IF(NOT DEFINED ${PROJECT_NAME}_THREAD_LIBRARY)
IF(WIN32)
IF(${PROJECT_NAME}_MSVC_EXPRESS_IDE)
SET(${PROJECT_NAME}_THREAD_LIBRARY "pthreads-w32" CACHE STRING "(values are: pthreads-w32)" FORCE)
ELSE(${PROJECT_NAME}_MSVC_EXPRESS_IDE)
SET(${PROJECT_NAME}_THREAD_LIBRARY "MFC-Threads" CACHE STRING "(values are: pthreads-w32 MFC-Threads)" FORCE)
ENDIF(${PROJECT_NAME}_MSVC_EXPRESS_IDE)
ELSE(WIN32)
SET(${PROJECT_NAME}_THREAD_LIBRARY "pthreads" CACHE STRING "(values are: pthreads)" FORCE)
ENDIF(WIN32)
ENDIF(NOT DEFINED ${PROJECT_NAME}_THREAD_LIBRARY)
IF(${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION} GREATER 2.7)
IF(WIN32)
SET_PROPERTY(CACHE ${PROJECT_NAME}_THREAD_LIBRARY PROPERTY STRINGS pthreads-w32 MFC-Threads)
ELSE(WIN32)
SET_PROPERTY(CACHE ${PROJECT_NAME}_THREAD_LIBRARY PROPERTY STRINGS pthreads)
ENDIF(WIN32)
ENDIF(${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION} GREATER 2.7)
IF(${PROJECT_NAME}_MSVC_EXPRESS_IDE)
SET(${PROJECT_NAME}_THREAD_LIBRARY "pthreads-w32" CACHE STRING "only pthreads-w32 available for Express Editions" FORCE)
ENDIF(${PROJECT_NAME}_MSVC_EXPRESS_IDE)
OPTION(${PROJECT_NAME}_THREAD_LIBRARY "Multithread library" ${${PROJECT_NAME}_THREAD_LIBRARY})
# Options for the Install Location
IF(NOT DEFINED ${PROJECT_NAME}_INSTALL_PREFIX )
IF(WIN32)
SET(${PROJECT_NAME}_INSTALL_PREFIX "c:/${PROJECT_NAME}-${NETGEN_VERSION}")
ELSE(WIN32)
SET(${PROJECT_NAME}_INSTALL_PREFIX "/opt/${PROJECT_NAME}")
ENDIF(WIN32)
ENDIF(NOT DEFINED ${PROJECT_NAME}_INSTALL_PREFIX)
SET(${PROJECT_NAME}_INSTALL_PREFIX ${${PROJECT_NAME}_INSTALL_PREFIX} CACHE
PATH "Install prefix prepended to target to create install location" )
SET(CMAKE_INSTALL_PREFIX "${${PROJECT_NAME}_INSTALL_PREFIX}" CACHE INTERNAL "Prefix
prepended to install directories if target destination is not absolute,
immutable" FORCE)
MARK_AS_ADVANCED(
${PROJECT_NAME}_ENABLE_PARALLEL_SUPPORT
${PROJECT_NAME}_USE_JPEGLIB
${PROJECT_NAME}_USE_FFMPEG
${PROJECT_NAME}_ENABLE_EXTRA_WARNINGS
${PROJECT_NAME}_THREAD_LIBRARY
${PROJECT_NAME}_ENABLE_STATIC_BUILD
)
#####################################################
######### Handle all the options one by one #########
#####################################################
###################################################
# Tell the system that MSVC Express is being used #
###################################################
IF(${PROJECT_NAME}_MSVC_EXPRESS_IDE)
IF(WIN32)
ADD_DEFINITIONS("-DMSVC_EXPRESS")
ENDIF(WIN32)
ENDIF(${PROJECT_NAME}_MSVC_EXPRESS_IDE)
##################################
# Set the compiler warning level #
##################################
IF(${PROJECT_NAME}_ENABLE_EXTRA_WARNINGS)
SET_WARNING_LEVEL(4)
ELSE(${PROJECT_NAME}_ENABLE_EXTRA_WARNINGS)
SET_WARNING_LEVEL(0)
ENDIF(${PROJECT_NAME}_ENABLE_EXTRA_WARNINGS)
###################################################
# Setup whether to use Static or Shared libraries #
# (NOTE: Only for the Geometry components) #
###################################################
IF(${PROJECT_NAME}_ENABLE_STATIC_BUILD)
SET(${PROJECT_NAME}_LIBRARY_TYPE STATIC)
ELSE(${PROJECT_NAME}_ENABLE_STATIC_BUILD)
SET(${PROJECT_NAME}_LIBRARY_TYPE SHARED)
ENDIF(${PROJECT_NAME}_ENABLE_STATIC_BUILD)
IF(${PROJECT_NAME}_BUILD_GUI)
##################################
# Try to find the TCL/Tk Package #
##################################
FIND_PACKAGE(TCL REQUIRED)
IF(TCLTK_FOUND)
LIST(APPEND EXT_LIB_INCLUDES ${TCL_INCLUDE_PATH} ${TK_INCLUDE_PATH})
LIST(APPEND EXT_LIB_LIBRARIES ${TCL_LIBRARY} ${TK_LIBRARY})
ENDIF(TCLTK_FOUND)
###############################
# Try to find the Tix Package #
###############################
FIND_PACKAGE(Tix REQUIRED)
IF(TIX_FOUND)
LIST(APPEND EXT_LIB_INCLUDES ${TIX_INCLUDE_PATH})
LIST(APPEND EXT_LIB_LIBRARIES ${TIX_LIBRARY})
ENDIF(TIX_FOUND)
##################################
# Try to find the OpenGL Package #
##################################
FIND_PACKAGE(OpenGL REQUIRED)
IF(OPENGL_FOUND)
LIST(APPEND EXT_LIB_INCLUDES ${OPENGL_INCLUDE_DIR})
LIST(APPEND EXT_LIB_LIBRARIES ${OPENGL_LIBRARIES})
ADD_DEFINITIONS("-DOPENGL")
ENDIF(OPENGL_FOUND)
####################################
# Try to find the Togl-1.7 Package #
####################################
FIND_PACKAGE(Togl1.7 REQUIRED)
IF(TOGL1.7_FOUND)
LIST(APPEND EXT_LIB_INCLUDES ${TOGL1.7_INCLUDE_PATH})
LIST(APPEND EXT_LIB_LIBRARIES ${TOGL1.7_LIBRARY})
# Setup the Togl Windowing System
IF(WIN32)
SET(TOGL_WINDOWING_SYSTEM "TOGL_WGL")
ELSEIF(APPLE)
SET(TOGL_WINDOWING_SYSTEM "TOGL_AGL")
ELSE(WIN32)
SET(TOGL_WINDOWING_SYSTEM "TOGL_X11")
ENDIF(WIN32)
ADD_DEFINITIONS("-D${TOGL_WINDOWING_SYSTEM}")
ENDIF(TOGL1.7_FOUND)
ELSE(${PROJECT_NAME}_BUILD_GUI)
UNSET(TCL_INCLUDE_PATH CACHE)
UNSET(TK_INCLUDE_PATH CACHE)
UNSET(TIX_INCLUDE_PATH CACHE)
UNSET(TOGL1.7_INCLUDE_PATH CACHE)
UNSET(OPENGL_INCLUDE_DIR CACHE)
UNSET(TCL_LIBRARY CACHE)
UNSET(TK_LIBRARY CACHE)
UNSET(TIX_LIBRARY CACHE)
UNSET(TOGL1.7_LIBRARY CACHE)
UNSET(OPENGL_LIBRARIES CACHE)
UNSET(TCL_TCLSH CACHE)
UNSET(TK_WISH CACHE)
ENDIF(${PROJECT_NAME}_BUILD_GUI)
################################
# Try to find the ZLib Package #
################################
FIND_PACKAGE(ZLIB REQUIRED)
IF(ZLIB_FOUND)
LIST(APPEND EXT_LIB_INCLUDES ${ZLIB_INCLUDE_DIRS})
LIST(APPEND EXT_LIB_LIBRARIES ${ZLIB_LIBRARIES})
ENDIF(ZLIB_FOUND)
###########################################
# Try to find the correct Threads Package #
###########################################
IF(${PROJECT_NAME}_THREAD_LIBRARY STREQUAL "pthreads")
FIND_PACKAGE(Threads REQUIRED)
IF(Threads_FOUND)
LIST(APPEND EXT_LIB_INCLUDES ${THREADS_PTHREADS_INCLUDE_DIR})
LIST(APPEND EXT_LIB_LIBRARIES ${CMAKE_THREAD_LIBS_INIT})
ENDIF(Threads_FOUND)
ELSEIF(${PROJECT_NAME}_THREAD_LIBRARY STREQUAL "pthreads-w32")
IF(BIT_WIDTH STREQUAL 64)
SET(THREADS_PTHREADS_WIN32_SUFFIX "_x64")
ELSE(BIT_WIDTH STREQUAL 64)
SET(THREADS_PTHREADS_WIN32_SUFFIX "_Win32")
ENDIF(BIT_WIDTH STREQUAL 64)
SET(THREADS_USE_PTHREADS_WIN32 TRUE)
FIND_PACKAGE(Threads REQUIRED)
IF(Threads_FOUND)
LIST(APPEND EXT_LIB_INCLUDES ${THREADS_PTHREADS_INCLUDE_DIR})
LIST(APPEND EXT_LIB_LIBRARIES ${CMAKE_THREAD_LIBS_INIT})
ENDIF(Threads_FOUND)
ELSEIF(${PROJECT_NAME}_THREAD_LIBRARY STREQUAL "MFC-Threads")
FIND_PACKAGE(Threads REQUIRED)
ENDIF(${PROJECT_NAME}_THREAD_LIBRARY STREQUAL "pthreads")
###############################################################
# Find the location of the OpenCASCADE Includes and libraries #
###############################################################
IF(${PROJECT_NAME}_ENABLE_OPENCASCADE_SUPPORT)
FIND_PACKAGE(OpenCASCADE )
IF(OpenCASCADE_FOUND)
ADD_DEFINITIONS("-DOCCGEOMETRY")
ADD_DEFINITIONS("-D_USE_MATH_DEFINES")
IF(WIN32 AND MSVC)
ADD_DEFINITIONS("-DWNT")
ENDIF(WIN32 AND MSVC)
LIST(APPEND EXT_LIB_INCLUDES ${OpenCASCADE_INCLUDE_DIR})
LIST(APPEND EXT_LIB_LIBRARIES ${OpenCASCADE_LIBRARIES})
IF(NOT OpenCASCADE_VERSION)
TRY_RUN(TRY_RUN_RESULT TRY_RUN_COMPILE
${PROJECT_BINARY_DIR} ${PROJECT_SOURCE_DIR}/cmake/modules/checkOpenCASCADEVersion.cpp
CMAKE_FLAGS -DINCLUDE_DIRECTORIES:STRING=${OpenCASCADE_INCLUDE_DIR}
COMPILE_OUTPUT_VARIABLE OpenCASCADE_COMPILE_OUT
RUN_OUTPUT_VARIABLE _testRunOutput
)
SET(OpenCASCADE_VERSION "${_testRunOutput}" CACHE INTERNAL "Current OpenCASCADE Version" FORCE)
ENDIF(NOT OpenCASCADE_VERSION)
IF(OpenCASCADE_VERSION VERSION_GREATER 6.5)
ADD_DEFINITIONS("-DHAVE_OCC_65")
ENDIF(OpenCASCADE_VERSION VERSION_GREATER 6.5)
MESSAGE(STATUS "OpenCASCADE Version: ${OpenCASCADE_VERSION}")
ELSE(OpenCASCADE_FOUND)
MESSAGE(FATAL_ERROR "OpenCASCADE Development System not found....!")
ENDIF(OpenCASCADE_FOUND)
link_directories(${OpenCASCADE_LINK_DIRECTORY})
link_directories(${ZLIB_LIBRARY})
link_directories(${THREADS_PTHREADS_WIN32_LIBRARY})
ENDIF(${PROJECT_NAME}_ENABLE_OPENCASCADE_SUPPORT)
##############################
# Perform Platform checks to #
# populate the config.h file #
##############################
INCLUDE(CheckIncludeFiles)
CHECK_INCLUDE_FILES(dlfcn.h HAVE_DLFCN_H)
CHECK_INCLUDE_FILES(inttypes.h HAVE_INTTYPES_H)
CHECK_INCLUDE_FILES(limits.h HAVE_LIMITS_H)
CHECK_INCLUDE_FILES(memory.h HAVE_MEMORY_H)
CHECK_INCLUDE_FILES(stdint.h HAVE_STDINT_H)
CHECK_INCLUDE_FILES(stdlib.h HAVE_STDLIB_H)
CHECK_INCLUDE_FILES(strings.h HAVE_STRINGS_H)
CHECK_INCLUDE_FILES(string.h HAVE_STRING_H)
CHECK_INCLUDE_FILES(sys/stat.h HAVE_SYS_STAT_H)
CHECK_INCLUDE_FILES(sys/types.h HAVE_SYS_TYPES_H)
CHECK_INCLUDE_FILES(unistd.h HAVE_UNISTD_H)
CHECK_INCLUDE_FILES("stddef.h;stdint.h" STDC_HEADERS)
INCLUDE(CheckFunctionExists)
CHECK_FUNCTION_EXISTS(floor HAVE_FLOOR)
CHECK_FUNCTION_EXISTS(matherr HAVE_MATHERR)
CHECK_FUNCTION_EXISTS(pow HAVE_POW)
IF(WIN32)
SET(LT_OBJDIR "_libs/")
ELSE(WIN32)
SET(LT_OBJDIR ".libs/")
ENDIF(WIN32)
SET(VERSION ${NETGEN_VERSION})
SET(PACKAGE ${PROJECT_NAME})
SET(PACKAGE_VERSION ${NETGEN_VERSION})
SET(PACKAGE_STRING ${PROJECT_NAME}-${NETGEN_VERSION})
CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/config.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config.h)
ADD_DEFINITIONS("-DHAVE_CONFIG_H")
# Remove duplicate paths from the include and library lists
LIST(REMOVE_DUPLICATES EXT_LIB_INCLUDES)
LIST(REMOVE_DUPLICATES EXT_LIB_LIBRARIES)
SET(NETGEN_LIBSRC_DIR ${PROJECT_SOURCE_DIR}/libsrc)
SET(NETGEN_APP_DIR ${PROJECT_SOURCE_DIR}/ng)
SET(NETGEN_API_DIR ${PROJECT_SOURCE_DIR}/nglib)
SET(NETGEN_DOC_DIR ${PROJECT_SOURCE_DIR}/doc)
SET(NETGEN_TUT_DIR ${PROJECT_SOURCE_DIR}/tutorials)
SET(NETGEN_BASE_INCLUDES "${NETGEN_LIBSRC_DIR}/include")
SET(NETGEN_BUILD_PATH ${PROJECT_SOURCE_DIR}/cmake/build)
SET(NETGEN_API_NAME "nglib")
SET(NETGEN_ICON_FILE "netgen.ico")
############################################
# Special options for Windows MSVC Targets #
############################################
IF(MSVC OR MSVC_IDE)
ADD_DEFINITIONS("-DNGINTERFACE_EXPORTS")
ADD_DEFINITIONS("-DNGLIB_EXPORTS")
ADD_DEFINITIONS("-Dnglib_EXPORTS")
ADD_DEFINITIONS("-DStandard_EXPORT=")
ADD_DEFINITIONS("-D_WIN32_WINNT=0x0502")
ENDIF(MSVC OR MSVC_IDE)
############################################
# Special options for GCC based Targets #
############################################
IF((${${PROJECT_NAME}_LIBRARY_TYPE} STREQUAL "SHARED") OR ${PROJECT_NAME}_BUILD_NGLIB_API)
IF(NOT (MSVC OR MSVC_IDE))
SET(CMAKE_CXX_FLAGS "-fPIC")
ENDIF(NOT (MSVC OR MSVC_IDE))
ENDIF((${${PROJECT_NAME}_LIBRARY_TYPE} STREQUAL "SHARED") OR ${PROJECT_NAME}_BUILD_NGLIB_API)
#############################################################
# Setup the basic include paths valid for the whole project #
#############################################################
INCLUDE_DIRECTORIES(${CMAKE_CURRENT_BINARY_DIR})
INCLUDE_DIRECTORIES(${EXT_LIB_INCLUDES})
INCLUDE_DIRECTORIES(${NETGEN_BASE_INCLUDES})
#################################################
# Setup the external libraries required project #
#################################################
SET(NETGEN_INT_LIBS "" CACHE INTERNAL "Internal Libraries to be linked to the executable" FORCE)
SET(NETGEN_VIS_LIBS "" CACHE INTERNAL "Internal Visualisation Libraries to be linked to the executable" FORCE)
SET(NETGEN_EXE_PATH "" CACHE INTERNAL "Points to the .lib file produced by netgen" FORCE)
############################################
# Create each of the constituent libraries #
############################################
ADD_SUBDIRECTORY(${NETGEN_BUILD_PATH}/libsrc/general)
ADD_SUBDIRECTORY(${NETGEN_BUILD_PATH}/libsrc/gprim)
ADD_SUBDIRECTORY(${NETGEN_BUILD_PATH}/libsrc/linalg)
ADD_SUBDIRECTORY(${NETGEN_BUILD_PATH}/libsrc/meshing)
ADD_SUBDIRECTORY(${NETGEN_BUILD_PATH}/libsrc/interface)
ADD_SUBDIRECTORY(${NETGEN_BUILD_PATH}/libsrc/csg)
ADD_SUBDIRECTORY(${NETGEN_BUILD_PATH}/libsrc/geom2d)
IF(${PROJECT_NAME}_BUILD_GUI)
ADD_SUBDIRECTORY(${NETGEN_BUILD_PATH}/libsrc/visualization)
ENDIF(${PROJECT_NAME}_BUILD_GUI)
IF(${PROJECT_NAME}_ENABLE_STL_SUPPORT)
ADD_SUBDIRECTORY(${NETGEN_BUILD_PATH}/libsrc/stlgeom)
ENDIF(${PROJECT_NAME}_ENABLE_STL_SUPPORT)
IF(${PROJECT_NAME}_ENABLE_OPENCASCADE_SUPPORT AND OpenCASCADE_FOUND)
ADD_SUBDIRECTORY(${NETGEN_BUILD_PATH}/libsrc/occ)
ENDIF(${PROJECT_NAME}_ENABLE_OPENCASCADE_SUPPORT AND OpenCASCADE_FOUND)
######################################
# Create the main project executable #
######################################
IF(${PROJECT_NAME}_BUILD_GUI)
ADD_SUBDIRECTORY(${NETGEN_BUILD_PATH}/ng)
ENDIF(${PROJECT_NAME}_BUILD_GUI)
##########################
# Create the API Library #
##########################
IF(${PROJECT_NAME}_BUILD_NGLIB_API)
ADD_SUBDIRECTORY(${NETGEN_BUILD_PATH}/${NETGEN_API_NAME})
ENDIF(${PROJECT_NAME}_BUILD_NGLIB_API)
####################################
# Handle Documentation and Samples #
####################################
ADD_SUBDIRECTORY(${NETGEN_BUILD_PATH}/doc)
ADD_SUBDIRECTORY(${NETGEN_BUILD_PATH}/tutorials)