assimp/CMakeLists.txt

724 lines
29 KiB
CMake

# Open Asset Import Library (assimp)
# ----------------------------------------------------------------------
# Copyright (c) 2006-2020, assimp team
#
# All rights reserved.
#
# Redistribution and use of this software in source and binary forms,
# with or without modification, are permitted provided that the
# following conditions are met:
#
# * Redistributions of source code must retain the above
# copyright notice, this list of conditions and the
# following disclaimer.
#
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the
# following disclaimer in the documentation and/or other
# materials provided with the distribution.
#
# * Neither the name of the assimp team, nor the names of its
# contributors may be used to endorse or promote products
# derived from this software without specific prior
# written permission of the assimp team.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#----------------------------------------------------------------------
SET(CMAKE_POLICY_DEFAULT_CMP0074 NEW)
SET(CMAKE_POLICY_DEFAULT_CMP0092 NEW)
CMAKE_MINIMUM_REQUIRED( VERSION 3.0 )
# Toggles the use of the hunter package manager
option(ASSIMP_HUNTER_ENABLED "Enable Hunter package manager support" OFF)
IF(ASSIMP_HUNTER_ENABLED)
include("cmake/HunterGate.cmake")
HunterGate(
URL "https://github.com/cpp-pm/hunter/archive/v0.23.269.tar.gz"
SHA1 "64024b7b95b4c86d50ae05b926814448c93a70a0"
)
add_definitions(-DASSIMP_USE_HUNTER)
ENDIF()
PROJECT( Assimp VERSION 5.0.1 )
# All supported options ###############################################
OPTION( BUILD_SHARED_LIBS
"Build package with shared libraries."
ON
)
OPTION( ASSIMP_BUILD_FRAMEWORK
"Build package as Mac OS X Framework bundle."
OFF
)
OPTION( ASSIMP_DOUBLE_PRECISION
"Set to ON to enable double precision processing"
OFF
)
OPTION( ASSIMP_OPT_BUILD_PACKAGES
"Set to ON to generate CPack configuration files and packaging targets"
OFF
)
OPTION( ASSIMP_ANDROID_JNIIOSYSTEM
"Android JNI IOSystem support is active"
OFF
)
OPTION( ASSIMP_NO_EXPORT
"Disable Assimp's export functionality."
OFF
)
OPTION( ASSIMP_BUILD_ZLIB
"Build your own zlib"
OFF
)
OPTION( ASSIMP_BUILD_ASSIMP_TOOLS
"If the supplementary tools for Assimp are built in addition to the library."
ON
)
OPTION ( ASSIMP_BUILD_SAMPLES
"If the official samples are built as well (needs Glut)."
OFF
)
OPTION ( ASSIMP_BUILD_TESTS
"If the test suite for Assimp is built in addition to the library."
ON
)
OPTION ( ASSIMP_COVERALLS
"Enable this to measure test coverage."
OFF
)
OPTION( ASSIMP_INSTALL
"Disable this if you want to use assimp as a submodule."
ON
)
OPTION ( ASSIMP_ERROR_MAX
"Enable all warnings."
OFF
)
OPTION ( ASSIMP_ASAN
"Enable AddressSanitizer."
OFF
)
OPTION ( ASSIMP_UBSAN
"Enable Undefined Behavior sanitizer."
OFF
)
OPTION ( ASSIMP_SYSTEM_IRRXML
"Use system installed Irrlicht/IrrXML library."
OFF
)
OPTION ( ASSIMP_BUILD_DOCS
"Build documentation using Doxygen."
OFF
)
OPTION( ASSIMP_INJECT_DEBUG_POSTFIX
"Inject debug postfix in .a/.so/.dll lib names"
ON
)
OPTION ( ASSIMP_IGNORE_GIT_HASH
"Don't call git to get the hash."
OFF
)
IF ( WIN32 )
OPTION ( ASSIMP_BUILD_ASSIMP_VIEW
"If the Assimp view tool is built. (requires DirectX)"
OFF )
ENDIF()
IF (IOS AND NOT ASSIMP_HUNTER_ENABLED)
IF (NOT CMAKE_BUILD_TYPE)
SET(CMAKE_BUILD_TYPE "Release")
ENDIF ()
ADD_DEFINITIONS(-DENABLE_BITCODE)
ENDIF ()
# Use subset of Windows.h
if (WIN32)
ADD_DEFINITIONS( -DWIN32_LEAN_AND_MEAN )
endif()
IF(MSVC)
OPTION( ASSIMP_INSTALL_PDB
"Install MSVC debug files."
ON
)
IF(NOT (MSVC_VERSION LESS 1900))
# Multibyte character set is deprecated since at least MSVC2015 (possibly earlier)
ADD_DEFINITIONS( -DUNICODE -D_UNICODE )
ENDIF()
ENDIF()
IF (ASSIMP_BUILD_FRAMEWORK)
SET (BUILD_SHARED_LIBS ON)
MESSAGE(STATUS "Framework bundle building enabled")
ENDIF()
IF(NOT BUILD_SHARED_LIBS)
MESSAGE(STATUS "Shared libraries disabled")
SET(LINK_SEARCH_START_STATIC TRUE)
ELSE()
MESSAGE(STATUS "Shared libraries enabled")
ENDIF()
# Define here the needed parameters
SET (ASSIMP_VERSION_MAJOR ${PROJECT_VERSION_MAJOR})
SET (ASSIMP_VERSION_MINOR ${PROJECT_VERSION_MINOR})
SET (ASSIMP_VERSION_PATCH ${PROJECT_VERSION_PATCH})
SET (ASSIMP_VERSION ${ASSIMP_VERSION_MAJOR}.${ASSIMP_VERSION_MINOR}.${ASSIMP_VERSION_PATCH})
SET (ASSIMP_SOVERSION 5)
SET( ASSIMP_PACKAGE_VERSION "0" CACHE STRING "the package-specific version used for uploading the sources" )
if(NOT ASSIMP_HUNTER_ENABLED)
# Enable C++11 support globally
set_property( GLOBAL PROPERTY CXX_STANDARD 11 )
endif()
IF(NOT ASSIMP_IGNORE_GIT_HASH)
# Get the current working branch
EXECUTE_PROCESS(
COMMAND git rev-parse --abbrev-ref HEAD
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
OUTPUT_VARIABLE GIT_BRANCH
OUTPUT_STRIP_TRAILING_WHITESPACE
ERROR_QUIET
)
# Get the latest abbreviated commit hash of the working branch
EXECUTE_PROCESS(
COMMAND git rev-parse --short=8 HEAD
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
OUTPUT_VARIABLE GIT_COMMIT_HASH
OUTPUT_STRIP_TRAILING_WHITESPACE
ERROR_QUIET
)
ENDIF()
IF(NOT GIT_COMMIT_HASH)
SET(GIT_COMMIT_HASH 0)
ENDIF()
IF(ASSIMP_DOUBLE_PRECISION)
ADD_DEFINITIONS(-DASSIMP_DOUBLE_PRECISION)
ENDIF()
CONFIGURE_FILE(
${CMAKE_CURRENT_LIST_DIR}/revision.h.in
${CMAKE_CURRENT_BINARY_DIR}/revision.h
)
CONFIGURE_FILE(
${CMAKE_CURRENT_LIST_DIR}/include/assimp/config.h.in
${CMAKE_CURRENT_BINARY_DIR}/include/assimp/config.h
)
INCLUDE_DIRECTORIES( BEFORE
./
code/
include
${CMAKE_CURRENT_BINARY_DIR}
${CMAKE_CURRENT_BINARY_DIR}/include
)
LIST(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake-modules" )
SET(LIBASSIMP_COMPONENT "libassimp${ASSIMP_VERSION_MAJOR}.${ASSIMP_VERSION_MINOR}.${ASSIMP_VERSION_PATCH}" )
SET(LIBASSIMP-DEV_COMPONENT "libassimp${ASSIMP_VERSION_MAJOR}.${ASSIMP_VERSION_MINOR}.${ASSIMP_VERSION_PATCH}-dev" )
SET(CPACK_COMPONENTS_ALL assimp-bin ${LIBASSIMP_COMPONENT} ${LIBASSIMP-DEV_COMPONENT} assimp-dev)
SET(ASSIMP_LIBRARY_SUFFIX "" CACHE STRING "Suffix to append to library names")
IF( UNIX )
# Use GNUInstallDirs for Unix predefined directories
INCLUDE(GNUInstallDirs)
ENDIF()
# Grouped compiler settings ########################################
IF ((CMAKE_C_COMPILER_ID MATCHES "GNU") AND NOT CMAKE_COMPILER_IS_MINGW)
IF(NOT ASSIMP_HUNTER_ENABLED)
SET(CMAKE_CXX_STANDARD 11)
SET(CMAKE_POSITION_INDEPENDENT_CODE ON)
ENDIF()
# hide all not-exported symbols
SET(CMAKE_CXX_FLAGS "-fvisibility=hidden -fno-strict-aliasing -Wall ${CMAKE_CXX_FLAGS}")
SET(CMAKE_C_FLAGS "-fno-strict-aliasing ${CMAKE_C_FLAGS}")
SET(LIBSTDC++_LIBRARIES -lstdc++)
ELSEIF(MSVC)
# enable multi-core compilation with MSVC
IF( "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" ) # clang-cl
ADD_COMPILE_OPTIONS(/bigobj /W4 /WX )
ELSE() # msvc
ADD_COMPILE_OPTIONS(/MP /bigobj /W4 /WX)
ENDIF()
# disable "elements of array '' will be default initialized" warning on MSVC2013
IF(MSVC12)
ADD_COMPILE_OPTIONS(/wd4351)
ENDIF()
SET(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /D_DEBUG /Zi /Od")
ELSEIF ( "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" )
IF(NOT ASSIMP_HUNTER_ENABLED)
SET(CMAKE_CXX_STANDARD 11)
SET(CMAKE_POSITION_INDEPENDENT_CODE ON)
ENDIF()
SET(CMAKE_CXX_FLAGS "-fvisibility=hidden -fno-strict-aliasing -Wall -Wno-long-long ${CMAKE_CXX_FLAGS}" )
SET(CMAKE_C_FLAGS "-fno-strict-aliasing ${CMAKE_C_FLAGS}")
ELSEIF( CMAKE_COMPILER_IS_MINGW )
IF (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 7.0)
message(FATAL_ERROR "MinGW is too old to be supported. Please update MinGW and try again.")
ELSEIF(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 7.3)
message(WARNING "MinGW is old, if you experience errors, update MinGW.")
ENDIF()
IF(NOT ASSIMP_HUNTER_ENABLED)
SET(CMAKE_CXX_FLAGS "-std=c++11 ${CMAKE_CXX_FLAGS}")
SET(CMAKE_C_FLAGS "-fPIC ${CMAKE_C_FLAGS}")
ENDIF()
SET(CMAKE_CXX_FLAGS "-fvisibility=hidden -fno-strict-aliasing -Wall -Wno-long-long -Wa,-mbig-obj -O3 ${CMAKE_CXX_FLAGS}")
SET(CMAKE_C_FLAGS "-fno-strict-aliasing ${CMAKE_C_FLAGS}")
ADD_DEFINITIONS( -U__STRICT_ANSI__ )
ENDIF()
IF ( IOS AND NOT ASSIMP_HUNTER_ENABLED)
IF (CMAKE_BUILD_TYPE STREQUAL "Debug")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fembed-bitcode -Og")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fembed-bitcode -Og")
ELSE()
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fembed-bitcode -O3")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fembed-bitcode -O3")
# Experimental for pdb generation
ENDIF()
ENDIF()
IF (ASSIMP_COVERALLS)
MESSAGE(STATUS "Coveralls enabled")
INCLUDE(Coveralls)
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -O0 -fprofile-arcs -ftest-coverage")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -O0 -fprofile-arcs -ftest-coverage")
ENDIF()
IF (ASSIMP_ERROR_MAX)
MESSAGE(STATUS "Turning on all warnings")
IF (MSVC)
ADD_COMPILE_OPTIONS(/W4) # NB: there is a /Wall option, pedantic mode
ELSE()
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall")
ENDIF()
ENDIF()
IF (ASSIMP_ASAN)
MESSAGE(STATUS "AddressSanitizer enabled")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=address")
ENDIF()
IF (ASSIMP_UBSAN)
MESSAGE(STATUS "Undefined Behavior sanitizer enabled")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=undefined,shift,shift-exponent,integer-divide-by-zero,unreachable,vla-bound,null,return,signed-integer-overflow,bounds,float-divide-by-zero,float-cast-overflow,nonnull-attribute,returns-nonnull-attribute,bool,enum,vptr,pointer-overflow,builtin -fno-sanitize-recover=all")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=undefined,shift,shift-exponent,integer-divide-by-zero,unreachable,vla-bound,null,return,signed-integer-overflow,bounds,float-divide-by-zero,float-cast-overflow,nonnull-attribute,returns-nonnull-attribute,bool,enum,vptr,pointer-overflow,builtin -fno-sanitize-recover=all")
ENDIF()
INCLUDE (FindPkgMacros)
INCLUDE (PrecompiledHeader)
# Set Assimp project output directory variables.
SET(ASSIMP_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/bin")
SET(ASSIMP_LIBRARY_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/bin")
SET(ASSIMP_ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/lib")
# Macro used to set the output directories of a target to the
# respective Assimp output directories.
MACRO(TARGET_USE_COMMON_OUTPUT_DIRECTORY target)
set_target_properties(${target} PROPERTIES
RUNTIME_OUTPUT_DIRECTORY ${ASSIMP_RUNTIME_OUTPUT_DIRECTORY}
LIBRARY_OUTPUT_DIRECTORY ${ASSIMP_LIBRARY_OUTPUT_DIRECTORY}
ARCHIVE_OUTPUT_DIRECTORY ${ASSIMP_ARCHIVE_OUTPUT_DIRECTORY}
)
ENDMACRO()
get_cmake_property(is_multi_config GENERATOR_IS_MULTI_CONFIG)
IF (ASSIMP_INJECT_DEBUG_POSTFIX AND (is_multi_config OR CMAKE_BUILD_TYPE STREQUAL "Debug"))
SET(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "Debug Postfix for lib, samples and tools")
ELSE()
SET(CMAKE_DEBUG_POSTFIX "" CACHE STRING "Debug Postfix for lib, samples and tools")
ENDIF()
# Only generate this target if no higher-level project already has
IF (NOT TARGET uninstall)
# add make uninstall capability
CONFIGURE_FILE("${CMAKE_CURRENT_SOURCE_DIR}/cmake-modules/cmake_uninstall.cmake.in" "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake" IMMEDIATE @ONLY)
ADD_CUSTOM_TARGET(uninstall "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")
ENDIF()
# cmake configuration files
if(${BUILD_SHARED_LIBS})
set(BUILD_LIB_TYPE SHARED)
else()
set(BUILD_LIB_TYPE STATIC)
endif()
IF( UNIX )
# Use GNUInstallDirs for Unix predefined directories
INCLUDE(GNUInstallDirs)
SET( ASSIMP_LIB_INSTALL_DIR ${CMAKE_INSTALL_LIBDIR})
SET( ASSIMP_INCLUDE_INSTALL_DIR ${CMAKE_INSTALL_INCLUDEDIR})
SET( ASSIMP_BIN_INSTALL_DIR ${CMAKE_INSTALL_BINDIR})
ELSE()
# Cache these to allow the user to override them on non-Unix platforms
SET( ASSIMP_LIB_INSTALL_DIR "lib" CACHE STRING
"Path the built library files are installed to." )
SET( ASSIMP_INCLUDE_INSTALL_DIR "include" CACHE STRING
"Path the header files are installed to." )
SET( ASSIMP_BIN_INSTALL_DIR "bin" CACHE STRING
"Path the tool executables are installed to." )
SET(CMAKE_INSTALL_FULL_INCLUDEDIR ${CMAKE_INSTALL_PREFIX}/${ASSIMP_INCLUDE_INSTALL_DIR})
SET(CMAKE_INSTALL_FULL_LIBDIR ${CMAKE_INSTALL_PREFIX}/${ASSIMP_LIB_INSTALL_DIR})
SET(CMAKE_INSTALL_FULL_BINDIR ${CMAKE_INSTALL_PREFIX}/${ASSIMP_BIN_INSTALL_DIR})
ENDIF()
IF(ASSIMP_HUNTER_ENABLED)
set(CONFIG_INSTALL_DIR "lib/cmake/${PROJECT_NAME}")
set(INCLUDE_INSTALL_DIR "include")
set(GENERATED_DIR "${CMAKE_CURRENT_BINARY_DIR}/generated")
# Configuration
set(VERSION_CONFIG "${GENERATED_DIR}/${PROJECT_NAME}ConfigVersion.cmake")
set(PROJECT_CONFIG "${GENERATED_DIR}/${PROJECT_NAME}Config.cmake")
set(TARGETS_EXPORT_NAME "${PROJECT_NAME}Targets")
set(NAMESPACE "${PROJECT_NAME}::")
# Include module with fuction 'write_basic_package_version_file'
include(CMakePackageConfigHelpers)
# Note: PROJECT_VERSION is used as a VERSION
write_basic_package_version_file("${VERSION_CONFIG}" COMPATIBILITY SameMajorVersion)
# Use variables:
# * TARGETS_EXPORT_NAME
# * PROJECT_NAME
configure_package_config_file(
"cmake/assimp-hunter-config.cmake.in"
"${PROJECT_CONFIG}"
INSTALL_DESTINATION "${CONFIG_INSTALL_DIR}"
)
install(
FILES "${PROJECT_CONFIG}" "${VERSION_CONFIG}"
DESTINATION "${CONFIG_INSTALL_DIR}"
)
install(
EXPORT "${TARGETS_EXPORT_NAME}"
NAMESPACE "${NAMESPACE}"
DESTINATION "${CONFIG_INSTALL_DIR}"
)
ELSE()
CONFIGURE_FILE("${CMAKE_CURRENT_SOURCE_DIR}/assimp-config.cmake.in" "${CMAKE_CURRENT_BINARY_DIR}/assimp-config.cmake" @ONLY IMMEDIATE)
CONFIGURE_FILE("${CMAKE_CURRENT_SOURCE_DIR}/assimpTargets.cmake.in" "${CMAKE_CURRENT_BINARY_DIR}/assimpTargets.cmake" @ONLY IMMEDIATE)
IF (is_multi_config)
CONFIGURE_FILE("${CMAKE_CURRENT_SOURCE_DIR}/assimpTargets-debug.cmake.in" "${CMAKE_CURRENT_BINARY_DIR}/assimpTargets-debug.cmake" @ONLY IMMEDIATE)
CONFIGURE_FILE("${CMAKE_CURRENT_SOURCE_DIR}/assimpTargets-release.cmake.in" "${CMAKE_CURRENT_BINARY_DIR}/assimpTargets-release.cmake" @ONLY IMMEDIATE)
SET(PACKAGE_TARGETS_FILE "${CMAKE_CURRENT_BINARY_DIR}/assimpTargets-debug.cmake" "${CMAKE_CURRENT_BINARY_DIR}/assimpTargets-release.cmake")
ELSEIF (CMAKE_BUILD_TYPE STREQUAL Debug)
CONFIGURE_FILE("${CMAKE_CURRENT_SOURCE_DIR}/assimpTargets-debug.cmake.in" "${CMAKE_CURRENT_BINARY_DIR}/assimpTargets-debug.cmake" @ONLY IMMEDIATE)
SET(PACKAGE_TARGETS_FILE "${CMAKE_CURRENT_BINARY_DIR}/assimpTargets-debug.cmake")
ELSE()
CONFIGURE_FILE("${CMAKE_CURRENT_SOURCE_DIR}/assimpTargets-release.cmake.in" "${CMAKE_CURRENT_BINARY_DIR}/assimpTargets-release.cmake" @ONLY IMMEDIATE)
SET(PACKAGE_TARGETS_FILE "${CMAKE_CURRENT_BINARY_DIR}/assimpTargets-release.cmake")
ENDIF()
CONFIGURE_FILE("${CMAKE_CURRENT_SOURCE_DIR}/assimp-config-version.cmake.in" "${CMAKE_CURRENT_BINARY_DIR}/assimp-config-version.cmake" @ONLY IMMEDIATE)
#we should generated these scripts after CMake VERSION 3.0.2 using export(EXPORT ...) and write_basic_package_version_file(...)
INSTALL(FILES
"${CMAKE_CURRENT_BINARY_DIR}/assimp-config.cmake"
"${CMAKE_CURRENT_BINARY_DIR}/assimp-config-version.cmake"
"${CMAKE_CURRENT_BINARY_DIR}/assimpTargets.cmake"
${PACKAGE_TARGETS_FILE}
DESTINATION "${ASSIMP_LIB_INSTALL_DIR}/cmake/assimp-${ASSIMP_VERSION_MAJOR}.${ASSIMP_VERSION_MINOR}" COMPONENT ${LIBASSIMP-DEV_COMPONENT})
ENDIF()
IF( ASSIMP_BUILD_DOCS )
ADD_SUBDIRECTORY(doc)
ENDIF()
# Look for system installed irrXML
IF ( ASSIMP_SYSTEM_IRRXML )
FIND_PACKAGE( IrrXML REQUIRED )
ENDIF()
# Search for external dependencies, and build them from source if not found
# Search for zlib
IF(ASSIMP_HUNTER_ENABLED)
hunter_add_package(ZLIB)
find_package(ZLIB CONFIG REQUIRED)
add_definitions(-DASSIMP_BUILD_NO_OWN_ZLIB)
set(ZLIB_FOUND TRUE)
set(ZLIB_LIBRARIES ZLIB::zlib)
set(ASSIMP_BUILD_MINIZIP TRUE)
ELSE()
IF ( NOT ASSIMP_BUILD_ZLIB )
FIND_PACKAGE(ZLIB)
ENDIF()
IF( NOT ZLIB_FOUND )
MESSAGE(STATUS "compiling zlib from sources")
INCLUDE(CheckIncludeFile)
INCLUDE(CheckTypeSize)
INCLUDE(CheckFunctionExists)
# Explicitly turn off ASM686 and AMD64 cmake options.
# The AMD64 option causes a build failure on MSVC and the ASM builds seem to have problems:
# https://github.com/madler/zlib/issues/41#issuecomment-125848075
# Also prevents these options from "polluting" the cmake options if assimp is being
# included as a submodule.
set( ASM686 FALSE CACHE INTERNAL "Override ZLIB flag to turn off assembly" FORCE )
set( AMD64 FALSE CACHE INTERNAL "Override ZLIB flag to turn off assembly" FORCE )
# compile from sources
ADD_SUBDIRECTORY(contrib/zlib)
SET(ZLIB_FOUND 1)
SET(ZLIB_LIBRARIES zlibstatic)
SET(ZLIB_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/contrib/zlib ${CMAKE_CURRENT_BINARY_DIR}/contrib/zlib)
# need to ensure we don't link with system zlib or minizip as well.
SET(ASSIMP_BUILD_MINIZIP 1)
ELSE()
ADD_DEFINITIONS(-DASSIMP_BUILD_NO_OWN_ZLIB)
SET(ZLIB_LIBRARIES_LINKED -lz)
ENDIF()
INCLUDE_DIRECTORIES(${ZLIB_INCLUDE_DIR})
ENDIF()
IF( NOT IOS )
IF( NOT ASSIMP_BUILD_MINIZIP )
use_pkgconfig(UNZIP minizip)
ENDIF()
ELSE ()
IF( NOT BUILD_SHARED_LIBS )
IF( NOT ASSIMP_BUILD_MINIZIP )
use_pkgconfig(UNZIP minizip)
ENDIF()
ENDIF ()
ENDIF ()
IF ( ASSIMP_NO_EXPORT )
ADD_DEFINITIONS( -DASSIMP_BUILD_NO_EXPORT)
MESSAGE( STATUS "Build an import-only version of Assimp." )
ENDIF()
SET ( ASSIMP_BUILD_ARCHITECTURE "" CACHE STRING
"describe the current architecture."
)
IF( ASSIMP_BUILD_ARCHITECTURE STREQUAL "")
ELSE()
ADD_DEFINITIONS ( -D'ASSIMP_BUILD_ARCHITECTURE="${ASSIMP_BUILD_ARCHITECTURE}"' )
ENDIF()
# ${CMAKE_GENERATOR}
SET ( ASSIMP_BUILD_COMPILER "" CACHE STRING
"describe the current compiler."
)
IF( ASSIMP_BUILD_COMPILER STREQUAL "")
ELSE()
ADD_DEFINITIONS ( -D'ASSIMP_BUILD_COMPILER="${ASSIMP_BUILD_COMPILER}"' )
ENDIF()
MARK_AS_ADVANCED ( ASSIMP_BUILD_ARCHITECTURE ASSIMP_BUILD_COMPILER )
SET ( ASSIMP_BUILD_NONFREE_C4D_IMPORTER OFF CACHE BOOL
"Build the C4D importer, which relies on the non-free Melange SDK."
)
IF (ASSIMP_BUILD_NONFREE_C4D_IMPORTER)
IF ( MSVC )
SET(C4D_INCLUDES "${CMAKE_CURRENT_SOURCE_DIR}/contrib/Melange/includes")
# pick the correct prebuilt library
IF(MSVC15)
SET(C4D_LIB_POSTFIX "_2017")
ELSEIF(MSVC14)
SET(C4D_LIB_POSTFIX "_2015")
ELSEIF(MSVC12)
SET(C4D_LIB_POSTFIX "_2013")
ELSEIF(MSVC11)
SET(C4D_LIB_POSTFIX "_2012")
ELSEIF(MSVC10)
SET(C4D_LIB_POSTFIX "_2010")
ELSE()
MESSAGE( FATAL_ERROR
"C4D is currently only supported with MSVC 10, 11, 12, 14"
)
ENDIF()
SET(C4D_LIB_BASE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/contrib/Melange/libraries/win")
SET(C4D_DEBUG_LIBRARIES
"${C4D_LIB_BASE_PATH}/melangelib${C4D_LIB_POSTFIX}/melangelib_debug.lib"
"${C4D_LIB_BASE_PATH}/jpeglib${C4D_LIB_POSTFIX}/jpeglib_debug.lib"
)
SET(C4D_RELEASE_LIBRARIES
"${C4D_LIB_BASE_PATH}/melangelib${C4D_LIB_POSTFIX}/melangelib_release.lib"
"${C4D_LIB_BASE_PATH}/jpeglib${C4D_LIB_POSTFIX}/jpeglib_release.lib"
)
# winsock and winmm are necessary dependencies of melange (this is undocumented, but true.)
SET(C4D_EXTRA_LIBRARIES WSock32.lib Winmm.lib)
ELSE ()
MESSAGE( FATAL_ERROR
"C4D is currently only available on Windows with melange SDK installed in contrib/Melange"
)
ENDIF ()
ELSE ()
ADD_DEFINITIONS( -DASSIMP_BUILD_NO_C4D_IMPORTER )
ENDIF ()
IF(NOT ASSIMP_HUNTER_ENABLED)
ADD_SUBDIRECTORY(contrib)
ENDIF()
ADD_SUBDIRECTORY( code/ )
IF ( ASSIMP_BUILD_ASSIMP_TOOLS )
# The viewer for windows only
IF ( WIN32 )
OPTION ( ASSIMP_BUILD_ASSIMP_VIEW "If the Assimp view tool is built. (requires DirectX)" OFF )
IF ( ASSIMP_BUILD_ASSIMP_VIEW )
ADD_SUBDIRECTORY( tools/assimp_view/ )
ENDIF ()
ENDIF ()
# The command line tool
ADD_SUBDIRECTORY( tools/assimp_cmd/ )
ENDIF ()
IF ( ASSIMP_BUILD_SAMPLES)
SET( SAMPLES_DIR ${CMAKE_CURRENT_SOURCE_DIR}/samples )
SET( SAMPLES_SHARED_CODE_DIR ${SAMPLES_DIR}/SharedCode )
IF ( WIN32 )
ADD_SUBDIRECTORY( samples/SimpleTexturedOpenGL/ )
ADD_SUBDIRECTORY( samples/SimpleTexturedDirectx11 )
ENDIF ()
ADD_SUBDIRECTORY( samples/SimpleOpenGL/ )
ENDIF ()
IF ( ASSIMP_BUILD_TESTS )
ADD_SUBDIRECTORY( test/ )
ENDIF ()
# Generate a pkg-config .pc for the Assimp library.
CONFIGURE_FILE( "${PROJECT_SOURCE_DIR}/assimp.pc.in" "${PROJECT_BINARY_DIR}/assimp.pc" @ONLY )
IF ( ASSIMP_INSTALL )
INSTALL( FILES "${PROJECT_BINARY_DIR}/assimp.pc" DESTINATION ${ASSIMP_LIB_INSTALL_DIR}/pkgconfig/ COMPONENT ${LIBASSIMP-DEV_COMPONENT})
ENDIF()
IF ( ASSIMP_INSTALL )
IF(CMAKE_CPACK_COMMAND AND UNIX AND ASSIMP_OPT_BUILD_PACKAGES)
# Packing information
SET(CPACK_PACKAGE_NAME "assimp{ASSIMP_VERSION_MAJOR}.{ASSIMP_VERSION_MINOR}")
SET(CPACK_PACKAGE_CONTACT "" CACHE STRING "Package maintainer and PGP signer.")
SET(CPACK_PACKAGE_VENDOR "https://github.com/assimp")
SET(CPACK_PACKAGE_DISPLAY_NAME "Assimp ${ASSIMP_VERSION}")
SET(CPACK_PACKAGE_DESCRIPTION_SUMMARY " - Open Asset Import Library ${ASSIMP_VERSION}")
SET(CPACK_PACKAGE_VERSION "${ASSIMP_VERSION}.${ASSIMP_PACKAGE_VERSION}" )
SET(CPACK_PACKAGE_VERSION_MAJOR "${ASSIMP_VERSION_MAJOR}")
SET(CPACK_PACKAGE_VERSION_MINOR "${ASSIMP_VERSION_MINOR}")
SET(CPACK_PACKAGE_VERSION_PATCH "${ASSIMP_VERSION_PATCH}")
SET(CPACK_PACKAGE_INSTALL_DIRECTORY "assimp${ASSIMP_VERSION_MAJOR}.${ASSIMP_VERSION_MINOR}")
SET(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/LICENSE")
STRING(TOUPPER ${LIBASSIMP_COMPONENT} "LIBASSIMP_COMPONENT_UPPER")
STRING(TOUPPER ${LIBASSIMP-DEV_COMPONENT} "LIBASSIMP-DEV_COMPONENT_UPPER")
SET(CPACK_COMPONENT_ASSIMP-BIN_DISPLAY_NAME "tools")
SET(CPACK_COMPONENT_ASSIMP-BIN_DEPENDS "${LIBASSIMP_COMPONENT}" )
SET(CPACK_COMPONENT_${LIBASSIMP_COMPONENT_UPPER}_DISPLAY_NAME "libraries")
SET(CPACK_COMPONENT_${LIBASSIMP-DEV_COMPONENT_UPPER}_DISPLAY_NAME "common headers and installs")
SET(CPACK_COMPONENT_${LIBASSIMP-DEV_COMPONENT_UPPER}_DEPENDS $ "{LIBASSIMP_COMPONENT}" )
SET(CPACK_COMPONENT_ASSIMP-DEV_DISPLAY_NAME "${CPACK_COMPONENT_${LIBASSIMP-DEV_COMPONENT}_DISPLAY_NAME}" )
SET(CPACK_COMPONENT_ASSIMP-DEV_DEPENDS "${LIBASSIMP-DEV_COMPONENT}" )
SET(CPACK_DEBIAN_BUILD_DEPENDS debhelper cmake zlib1g-dev pkg-config)
# debian
SET(CPACK_DEBIAN_PACKAGE_PRIORITY "optional")
SET(CPACK_DEBIAN_CMAKE_OPTIONS "-DBUILD_ASSIMP_SAMPLES:BOOL=${ASSIMP_BUILD_SAMPLES}")
SET(CPACK_DEBIAN_PACKAGE_SECTION "libs" )
SET(CPACK_DEBIAN_PACKAGE_DEPENDS "${CPACK_COMPONENTS_ALL}")
SET(CPACK_DEBIAN_PACKAGE_SUGGESTS)
SET(cPACK_DEBIAN_PACKAGE_NAME "assimp")
SET(CPACK_DEBIAN_PACKAGE_REMOVE_SOURCE_FILES contrib/gtest contrib/zlib workspaces test doc obj samples packaging)
SET(CPACK_DEBIAN_PACKAGE_SOURCE_COPY svn export --force)
SET(CPACK_DEBIAN_CHANGELOG)
execute_process(COMMAND lsb_release -is
OUTPUT_VARIABLE _lsb_distribution OUTPUT_STRIP_TRAILING_WHITESPACE
RESULT_VARIABLE _lsb_release_failed)
SET(CPACK_DEBIAN_DISTRIBUTION_NAME ${_lsb_distribution} CACHE STRING "Name of the distrubiton")
STRING(TOLOWER ${CPACK_DEBIAN_DISTRIBUTION_NAME} CPACK_DEBIAN_DISTRIBUTION_NAME)
IF( ${CPACK_DEBIAN_DISTRIBUTION_NAME} STREQUAL "ubuntu" )
SET(CPACK_DEBIAN_DISTRIBUTION_RELEASES lucid maverick natty oneiric precise CACHE STRING "Release code-names of the distrubiton release")
ENDIF()
SET(DPUT_HOST "" CACHE STRING "PPA repository to upload the debian sources")
INCLUDE(CPack)
INCLUDE(DebSourcePPA)
ENDIF()
ENDIF()
if(WIN32)
if (CMAKE_SIZEOF_VOID_P EQUAL 8)
SET(BIN_DIR "${PROJECT_SOURCE_DIR}/bin64/")
SET(LIB_DIR "${PROJECT_SOURCE_DIR}/lib64/")
else()
SET(BIN_DIR "${PROJECT_SOURCE_DIR}/bin32/")
SET(LIB_DIR "${PROJECT_SOURCE_DIR}/lib32/")
ENDIF()
IF(MSVC_TOOLSET_VERSION)
SET(MSVC_PREFIX "vc${MSVC_TOOLSET_VERSION}")
SET(ASSIMP_MSVC_VERSION ${MCVS_PREFIX})
ELSE()
IF(MSVC12)
SET(ASSIMP_MSVC_VERSION "vc120")
ELSEIF(MSVC14)
SET(ASSIMP_MSVC_VERSION "vc140")
ELSEIF(MSVC15)
SET(ASSIMP_MSVC_VERSION "vc141")
ENDIF()
ENDIF()
IF(MSVC12 OR MSVC14 OR MSVC15 )
ADD_CUSTOM_TARGET(UpdateAssimpLibsDebugSymbolsAndDLLs COMMENT "Copying Assimp Libraries ..." VERBATIM)
IF(CMAKE_GENERATOR MATCHES "^Visual Studio")
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/Release/assimp-${ASSIMP_MSVC_VERSION}-mt.dll ${BIN_DIR}assimp-${ASSIMP_MSVC_VERSION}-mt.dll VERBATIM)
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/Release/assimp-${ASSIMP_MSVC_VERSION}-mt.exp ${LIB_DIR}assimp-${ASSIMP_MSVC_VERSION}-mt.exp VERBATIM)
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/Release/assimp-${ASSIMP_MSVC_VERSION}-mt.lib ${LIB_DIR}assimp-${ASSIMP_MSVC_VERSION}-mt.lib VERBATIM)
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/Debug/assimp-${ASSIMP_MSVC_VERSION}-mtd.dll ${BIN_DIR}assimp-${ASSIMP_MSVC_VERSION}-mtd.dll VERBATIM)
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/Debug/assimp-${ASSIMP_MSVC_VERSION}-mtd.exp ${LIB_DIR}assimp-${ASSIMP_MSVC_VERSION}-mtd.exp VERBATIM)
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/Debug/assimp-${ASSIMP_MSVC_VERSION}-mtd.ilk ${LIB_DIR}assimp-${ASSIMP_MSVC_VERSION}-mtd.ilk VERBATIM)
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/Debug/assimp-${ASSIMP_MSVC_VERSION}-mtd.lib ${LIB_DIR}assimp-${ASSIMP_MSVC_VERSION}-mtd.lib VERBATIM)
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/Debug/assimp-${ASSIMP_MSVC_VERSION}-mtd.pdb ${LIB_DIR}assimp-${ASSIMP_MSVC_VERSION}-mtd.pdb VERBATIM)
ELSE()
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/assimp-${ASSIMP_MSVC_VERSION}-mt.dll ${BIN_DIR}assimp-${ASSIMP_MSVC_VERSION}-mt.dll VERBATIM)
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/assimp-${ASSIMP_MSVC_VERSION}-mt.exp ${LIB_DIR}assimp-${ASSIMP_MSVC_VERSION}-mt.exp VERBATIM)
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/assimp-${ASSIMP_MSVC_VERSION}-mt.lib ${LIB_DIR}assimp-${ASSIMP_MSVC_VERSION}-mt.lib VERBATIM)
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/assimp-${ASSIMP_MSVC_VERSION}-mtd.dll ${BIN_DIR}assimp-${ASSIMP_MSVC_VERSION}-mtd.dll VERBATIM)
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/assimp-${ASSIMP_MSVC_VERSION}-mtd.exp ${LIB_DIR}assimp-${ASSIMP_MSVC_VERSION}-mtd.exp VERBATIM)
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/assimp-${ASSIMP_MSVC_VERSION}-mtd.ilk ${LIB_DIR}assimp-${ASSIMP_MSVC_VERSION}-mtd.ilk VERBATIM)
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/assimp-${ASSIMP_MSVC_VERSION}-mtd.lib ${LIB_DIR}assimp-${ASSIMP_MSVC_VERSION}-mtd.lib VERBATIM)
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/assimp-${ASSIMP_MSVC_VERSION}-mtd.pdb ${LIB_DIR}assimp-${ASSIMP_MSVC_VERSION}-mtd.pdb VERBATIM)
ADD_CUSTOM_COMMAND(TARGET UpdateAssimpLibsDebugSymbolsAndDLLs COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/code/assimp-${ASSIMP_MSVC_VERSION}-mtd.pdb ${LIB_DIR}assimp-${ASSIMP_MSVC_VERSION}-mtd.pdb VERBATIM)
ENDIF()
ENDIF()
ENDIF ()