CMakeLists.txt

   1 # ***** BEGIN GPL LICENSE BLOCK *****
   2 #
   3 # This program is free software; you can redistribute it and/or
   4 # modify it under the terms of the GNU General Public License
   5 # as published by the Free Software Foundation; either version 2
   6 # of the License, or (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program; if not, write to the Free Software Foundation,
  15 # Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  16 #
  17 # The Original Code is Copyright (C) 2006, Blender Foundation
  18 # All rights reserved.
  19 # ***** END GPL LICENSE BLOCK *****
  20
  21 #-----------------------------------------------------------------------------
  22 # We don't allow in-source builds. This causes no end of troubles because
  23 # all out-of-source builds will use the CMakeCache.txt file there and even
  24 # build the libs and objects in it.
  25
  26 if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_BINARY_DIR})
  27         if(NOT DEFINED WITH_IN_SOURCE_BUILD)
  28                 message(FATAL_ERROR
  29                         "CMake generation for blender is not allowed within the source directory!"
  30                         "\n Remove \"${CMAKE_SOURCE_DIR}/CMakeCache.txt\" and try again from another folder, e.g.:"
  31                         "\n "
  32                         "\n rm CMakeCache.txt"
  33                         "\n cd .."
  34                         "\n mkdir cmake-make"
  35                         "\n cd cmake-make"
  36                         "\n cmake ../blender"
  37                         "\n "
  38                         "\n Alternately define WITH_IN_SOURCE_BUILD to force this option (not recommended!)"
  39                 )
  40         endif()
  41 endif()
  42
  43 cmake_minimum_required(VERSION 3.5)
  44
  45 # Prever LEGACY OpenGL to eb compatible with all the existing releases and
  46 # platforms which don't hare GLVND yet. Only do it if preference was not set
  47 # externally.
  48 if(NOT DEFINED OpenGL_GL_PREFERENCE)
  49         set(OpenGL_GL_PREFERENCE "LEGACY")
  50 endif()
  51
  52 if(NOT EXECUTABLE_OUTPUT_PATH)
  53         set(FIRST_RUN TRUE)
  54 else()
  55         set(FIRST_RUN FALSE)
  56 endif()
  57
  58 # this starts out unset
  59 list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/build_files/cmake/Modules")
  60 list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/build_files/cmake/platform")
  61
  62 # avoid having empty buildtype
  63 if(NOT DEFINED CMAKE_BUILD_TYPE_INIT)
  64         set(CMAKE_BUILD_TYPE_INIT "Release")
  65 endif()
  66
  67 # Omit superfluous "Up-to-date" messages.
  68 if(NOT DEFINED CMAKE_INSTALL_MESSAGE)
  69         set(CMAKE_INSTALL_MESSAGE "LAZY")
  70 endif()
  71
  72 # quiet output for Makefiles, 'make -s' helps too
  73 # set_property(GLOBAL PROPERTY RULE_MESSAGES OFF)
  74
  75 # global compile definitions since add_definitions() adds for all.
  76 set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS
  77         $<$<CONFIG:Debug>:DEBUG;_DEBUG>
  78         $<$<CONFIG:Release>:NDEBUG>
  79         $<$<CONFIG:MinSizeRel>:NDEBUG>
  80         $<$<CONFIG:RelWithDebInfo>:NDEBUG>
  81 )
  82
  83 #-----------------------------------------------------------------------------
  84 # Set policy
  85
  86 # see "cmake --help-policy CMP0003"
  87 # So library linking is more sane
  88 cmake_policy(SET CMP0003 NEW)
  89
  90 # So BUILDINFO and BLENDERPATH strings are automatically quoted
  91 cmake_policy(SET CMP0005 NEW)
  92
  93 # So syntax problems are errors
  94 cmake_policy(SET CMP0010 NEW)
  95
  96 # Input directories must have CMakeLists.txt
  97 cmake_policy(SET CMP0014 NEW)
  98
  99 #-----------------------------------------------------------------------------
 100 # Load some macros.
 101 include(build_files/cmake/macros.cmake)
 102
 103
 104 #-----------------------------------------------------------------------------
 105 # Initialize project.
 106
 107 blender_project_hack_pre()
 108
 109 project(Blender)
 110
 111 blender_project_hack_post()
 112
 113 enable_testing()
 114
 115 #-----------------------------------------------------------------------------
 116 # Redirect output files
 117
 118 set(EXECUTABLE_OUTPUT_PATH ${CMAKE_BINARY_DIR}/bin CACHE INTERNAL "" FORCE)
 119 set(LIBRARY_OUTPUT_PATH ${CMAKE_BINARY_DIR}/lib CACHE INTERNAL "" FORCE)
 120 if(MSVC)
 121         set(TESTS_OUTPUT_DIR ${EXECUTABLE_OUTPUT_PATH}/tests/$<CONFIG>/ CACHE INTERNAL "" FORCE)
 122 else()
 123         set(TESTS_OUTPUT_DIR ${EXECUTABLE_OUTPUT_PATH}/tests/ CACHE INTERNAL "" FORCE)
 124 endif()
 125
 126 #-----------------------------------------------------------------------------
 127 # Set default config options
 128
 129 get_blender_version()
 130
 131
 132 #-----------------------------------------------------------------------------
 133 # Platform Specific Defaults
 134
 135 # list of var-names
 136 set(_init_vars)
 137
 138 # initialize to ON
 139 macro(option_defaults_init)
 140         foreach(_var ${ARGV})
 141                 set(${_var} ON)
 142                 list(APPEND _init_vars "${_var}")
 143         endforeach()
 144         unset(_var)
 145 endmacro()
 146
 147 # remove from namespace
 148 macro(option_defaults_clear)
 149         foreach(_var ${_init_vars})
 150                 unset(${_var})
 151         endforeach()
 152         unset(_var)
 153         unset(_init_vars)
 154 endmacro()
 155
 156
 157 # values to initialize WITH_****
 158 option_defaults_init(
 159         _init_BUILDINFO
 160         _init_CODEC_FFMPEG
 161         _init_CYCLES_OSL
 162         _init_IMAGE_OPENEXR
 163         _init_INPUT_NDOF
 164         _init_JACK
 165         _init_OPENCOLLADA
 166         _init_OPENCOLORIO
 167         _init_SDL
 168         _init_FFTW3
 169         _init_OPENSUBDIV
 170 )
 171
 172 # customize...
 173 if(UNIX AND NOT APPLE)
 174         # some of these libraries are problematic on Linux
 175         # disable less important dependencies by default
 176         set(_init_CODEC_FFMPEG                   OFF)
 177         set(_init_CYCLES_OSL                     OFF)
 178         set(_init_IMAGE_OPENEXR                  OFF)
 179         set(_init_JACK                           OFF)
 180         set(_init_OPENCOLLADA                    OFF)
 181         set(_init_OPENCOLORIO                    OFF)
 182         set(_init_SDL                            OFF)
 183         set(_init_FFTW3                          OFF)
 184         set(_init_OPENSUBDIV                     OFF)
 185 elseif(WIN32)
 186         set(_init_JACK                           OFF)
 187 elseif(APPLE)
 188         set(_init_JACK                           OFF)
 189 endif()
 190
 191
 192 #-----------------------------------------------------------------------------
 193 # Options
 194
 195 # First platform specific non-cached vars
 196 if(UNIX AND NOT (APPLE OR HAIKU))
 197         set(WITH_X11 ON)
 198 endif()
 199
 200 # Blender internal features
 201 option(WITH_BLENDER "Build blender (disable to build only the blender player)" ON)
 202 mark_as_advanced(WITH_BLENDER)
 203
 204 option(WITH_INTERNATIONAL "Enable I18N (International fonts and text)" ON)
 205
 206 option(WITH_PYTHON        "Enable Embedded Python API  (only disable for development)" ON)
 207 option(WITH_PYTHON_SECURITY "Disables execution of scripts within blend files by default" ON)
 208 mark_as_advanced(WITH_PYTHON)  # don't want people disabling this unless they really know what they are doing.
 209 mark_as_advanced(WITH_PYTHON_SECURITY)  # some distributions see this as a security issue, rather than have them patch it, make a build option.
 210
 211 option(WITH_PYTHON_SAFETY "Enable internal API error checking to track invalid data to prevent crash on access (at the expense of some efficiency, only enable for development)." OFF)
 212 mark_as_advanced(WITH_PYTHON_SAFETY)
 213 option(WITH_PYTHON_MODULE "Enable building as a python module which runs without a user interface, like running regular blender in background mode (experimental, only enable for development), installs to PYTHON_SITE_PACKAGES (or CMAKE_INSTALL_PREFIX if WITH_INSTALL_PORTABLE is enabled)." OFF)
 214 if(APPLE)
 215         option(WITH_PYTHON_FRAMEWORK "Enable building using the Python available in the framework (OSX only)" OFF)
 216 endif()
 217
 218 option(WITH_BUILDINFO     "Include extra build details (only disable for development & faster builds)" ${_init_BUILDINFO})
 219 if(${CMAKE_VERSION} VERSION_LESS 2.8.8)
 220         # add_library OBJECT arg unsupported
 221         set(WITH_BUILDINFO OFF)
 222 endif()
 223 set(BUILDINFO_OVERRIDE_DATE "" CACHE STRING "Use instead of the current date for reproducible builds (empty string disables this option)")
 224 set(BUILDINFO_OVERRIDE_TIME "" CACHE STRING "Use instead of the current time for reproducible builds (empty string disables this option)")
 225 set(CPACK_OVERRIDE_PACKAGENAME "" CACHE STRING "Use instead of the standard packagename (empty string disables this option)")
 226 mark_as_advanced(CPACK_OVERRIDE_PACKAGENAME)
 227 mark_as_advanced(BUILDINFO_OVERRIDE_DATE)
 228 mark_as_advanced(BUILDINFO_OVERRIDE_TIME)
 229
 230 option(WITH_IK_ITASC      "Enable ITASC IK solver (only disable for development & for incompatible C++ compilers)" ON)
 231 option(WITH_IK_SOLVER     "Enable Legacy IK solver (only disable for development)" ON)
 232 option(WITH_FFTW3         "Enable FFTW3 support (Used for smoke, ocean sim, and audio effects)" ${_init_FFTW3})
 233 option(WITH_BULLET        "Enable Bullet (Physics Engine)" ON)
 234 option(WITH_SYSTEM_BULLET "Use the systems bullet library (currently unsupported due to missing features in upstream!)" )
 235 mark_as_advanced(WITH_SYSTEM_BULLET)
 236 option(WITH_OPENCOLORIO   "Enable OpenColorIO color management" ${_init_OPENCOLORIO})
 237
 238 # Compositor
 239 option(WITH_COMPOSITOR         "Enable the tile based nodal compositor" ON)
 240
 241 option(WITH_OPENSUBDIV    "Enable OpenSubdiv for surface subdivision" ${_init_OPENSUBDIV})
 242
 243 option(WITH_OPENVDB       "Enable features relying on OpenVDB" OFF)
 244 option(WITH_OPENVDB_BLOSC "Enable blosc compression for OpenVDB, only enable if OpenVDB was built with blosc support" OFF)
 245 option(WITH_OPENVDB_3_ABI_COMPATIBLE "Assume OpenVDB library has been compiled with version 3 ABI compatibility" OFF)
 246 mark_as_advanced(WITH_OPENVDB_3_ABI_COMPATIBLE)
 247
 248 # GHOST Windowing Library Options
 249 option(WITH_GHOST_DEBUG   "Enable debugging output for the GHOST library" OFF)
 250 mark_as_advanced(WITH_GHOST_DEBUG)
 251
 252 option(WITH_GHOST_SDL    "Enable building Blender against SDL for windowing rather than the native APIs" OFF)
 253 mark_as_advanced(WITH_GHOST_SDL)
 254
 255 if(WITH_X11)
 256         option(WITH_GHOST_XDND    "Enable drag'n'drop support on X11 using XDND protocol" ON)
 257 endif()
 258
 259 # Misc...
 260 option(WITH_HEADLESS      "Build without graphical support (renderfarm, server mode only)" OFF)
 261 mark_as_advanced(WITH_HEADLESS)
 262
 263 option(WITH_AUDASPACE    "Build with blenders audio library (only disable if you know what you're doing!)" ON)
 264 option(WITH_SYSTEM_AUDASPACE "Build with external audaspace library installed on the system (only enable if you know what you're doing!)" OFF)
 265 mark_as_advanced(WITH_AUDASPACE)
 266 mark_as_advanced(WITH_SYSTEM_AUDASPACE)
 267
 268 if(NOT WITH_AUDASPACE)
 269         set(WITH_SYSTEM_AUDASPACE OFF)
 270 endif()
 271
 272 option(WITH_OPENMP        "Enable OpenMP (has to be supported by the compiler)" ON)
 273 if(UNIX AND NOT APPLE)
 274         option(WITH_OPENMP_STATIC "Link OpenMP statically (only used by the release environment)" OFF)
 275         mark_as_advanced(WITH_OPENMP_STATIC)
 276 endif()
 277
 278 if(WITH_X11)
 279         option(WITH_X11_XINPUT    "Enable X11 Xinput (tablet support and unicode input)"  ON)
 280         option(WITH_X11_XF86VMODE "Enable X11 video mode switching"                       ON)
 281         option(WITH_X11_XFIXES    "Enable X11 XWayland cursor warping workaround"         ON)
 282         option(WITH_X11_ALPHA     "Enable X11 transparent background"                     ON)
 283 endif()
 284
 285 if(UNIX AND NOT APPLE)
 286         option(WITH_SYSTEM_GLEW "Use GLEW OpenGL wrapper library provided by the operating system" OFF)
 287         option(WITH_SYSTEM_GLES "Use OpenGL ES library provided by the operating system"           ON)
 288 else()
 289         # not an option for other OS's
 290         set(WITH_SYSTEM_GLEW OFF)
 291         set(WITH_SYSTEM_GLES OFF)
 292 endif()
 293
 294
 295 if(UNIX AND NOT APPLE)
 296         option(WITH_SYSTEM_EIGEN3 "Use the systems Eigen3 library" OFF)
 297 endif()
 298
 299
 300 # Modifiers
 301 option(WITH_MOD_FLUID           "Enable Elbeem Modifier (Fluid Simulation)" ON)
 302 option(WITH_MOD_SMOKE           "Enable Smoke Modifier (Smoke Simulation)" ON)
 303 option(WITH_MOD_REMESH          "Enable Remesh Modifier" ON)
 304 # option(WITH_MOD_CLOTH_ELTOPO    "Enable Experimental cloth solver" OFF)  # this is now only available in a branch
 305 # mark_as_advanced(WITH_MOD_CLOTH_ELTOPO)
 306 option(WITH_MOD_OCEANSIM        "Enable Ocean Modifier" OFF)
 307
 308 # Image format support
 309 option(WITH_OPENIMAGEIO         "Enable OpenImageIO Support (http://www.openimageio.org)" ON)
 310 option(WITH_IMAGE_OPENEXR       "Enable OpenEXR Support (http://www.openexr.com)" ${_init_IMAGE_OPENEXR})
 311 option(WITH_IMAGE_OPENJPEG      "Enable OpenJpeg Support (http://www.openjpeg.org)" ON)
 312 option(WITH_IMAGE_TIFF          "Enable LibTIFF Support" ON)
 313 option(WITH_IMAGE_DDS           "Enable DDS Image Support" ON)
 314 option(WITH_IMAGE_CINEON        "Enable CINEON and DPX Image Support" ON)
 315 option(WITH_IMAGE_HDR           "Enable HDR Image Support" ON)
 316
 317 # Audio/Video format support
 318 option(WITH_CODEC_AVI           "Enable Blenders own AVI file support (raw/jpeg)" ON)
 319 option(WITH_CODEC_FFMPEG        "Enable FFMPeg Support (http://ffmpeg.org)" ${_init_CODEC_FFMPEG})
 320 option(WITH_CODEC_SNDFILE       "Enable libsndfile Support (http://www.mega-nerd.com/libsndfile)" OFF)
 321
 322 # Alembic support
 323 option(WITH_ALEMBIC             "Enable Alembic Support" OFF)
 324 option(WITH_ALEMBIC_HDF5        "Enable Legacy Alembic Support (not officially supported)" OFF)
 325
 326 # 3D format support
 327 # Disable opencollada when we don't have precompiled libs
 328 option(WITH_OPENCOLLADA   "Enable OpenCollada Support (http://www.opencollada.org)" ${_init_OPENCOLLADA})
 329
 330 # Sound output
 331 option(WITH_SDL           "Enable SDL for sound and joystick support" ${_init_SDL})
 332 option(WITH_OPENAL        "Enable OpenAL Support (http://www.openal.org)" ON)
 333 option(WITH_JACK          "Enable JACK Support (http://www.jackaudio.org)" ${_init_JACK})
 334 if(UNIX AND NOT APPLE)
 335         option(WITH_JACK_DYNLOAD  "Enable runtime dynamic JACK libraries loading" OFF)
 336 endif()
 337 if(UNIX AND NOT APPLE)
 338         option(WITH_SDL_DYNLOAD  "Enable runtime dynamic SDL libraries loading" OFF)
 339 endif()
 340
 341 # Compression
 342 option(WITH_LZO           "Enable fast LZO compression (used for pointcache)" ON)
 343 option(WITH_LZMA          "Enable best LZMA compression, (used for pointcache)" ON)
 344 if(UNIX AND NOT APPLE)
 345         option(WITH_SYSTEM_LZO    "Use the system LZO library" OFF)
 346 endif()
 347
 348 # Camera/motion tracking
 349 option(WITH_LIBMV         "Enable Libmv structure from motion library" ON)
 350 option(WITH_LIBMV_SCHUR_SPECIALIZATIONS "Enable fixed-size schur specializations." OFF)
 351 mark_as_advanced(WITH_LIBMV_SCHUR_SPECIALIZATIONS)
 352
 353 # Logging/unbit test libraries.
 354 option(WITH_SYSTEM_GFLAGS   "Use system-wide Gflags instead of a bundled one" OFF)
 355 option(WITH_SYSTEM_GLOG     "Use system-wide Glog instead of a bundled one" OFF)
 356 mark_as_advanced(WITH_SYSTEM_GFLAGS)
 357 mark_as_advanced(WITH_SYSTEM_GLOG)
 358
 359 # Freestyle
 360 option(WITH_FREESTYLE     "Enable Freestyle (advanced edges rendering)" ON)
 361
 362 # Misc
 363 if(WIN32)
 364         option(WITH_INPUT_IME "Enable Input Method Editor (IME) for complex Asian character input" ON)
 365 endif()
 366 option(WITH_INPUT_NDOF "Enable NDOF input devices (SpaceNavigator and friends)" ${_init_INPUT_NDOF})
 367 option(WITH_RAYOPTIMIZATION     "Enable use of SIMD (SSE) optimizations for the raytracer" ON)
 368 if(UNIX AND NOT APPLE)
 369         option(WITH_INSTALL_PORTABLE "Install redistributeable runtime, otherwise install into CMAKE_INSTALL_PREFIX" ON)
 370         option(WITH_STATIC_LIBS "Try to link with static libraries, as much as possible, to make blender more portable across distributions" OFF)
 371         if(WITH_STATIC_LIBS)
 372                 option(WITH_BOOST_ICU "Boost uses ICU library (required for linking with static Boost built with libicu)." OFF)
 373                 mark_as_advanced(WITH_BOOST_ICU)
 374         endif()
 375 endif()
 376
 377 option(WITH_PYTHON_INSTALL       "Copy system python into the blender install folder" ON)
 378 if(WIN32 OR APPLE)
 379         # Windows and macOS have this bundled with Python libraries.
 380 elseif(WITH_PYTHON_INSTALL OR (WITH_AUDASPACE AND NOT WITH_SYSTEM_AUDASPACE))
 381         set(PYTHON_NUMPY_PATH            "" CACHE PATH "Path to python site-packages or dist-packages containing 'numpy' module")
 382         mark_as_advanced(PYTHON_NUMPY_PATH)
 383         set(PYTHON_NUMPY_INCLUDE_DIRS ${PYTHON_NUMPY_PATH}/numpy/core/include CACHE PATH "Path to the include directory of the numpy module")
 384         mark_as_advanced(PYTHON_NUMPY_INCLUDE_DIRS)
 385 endif()
 386 if(WITH_PYTHON_INSTALL)
 387         option(WITH_PYTHON_INSTALL_NUMPY "Copy system numpy into the blender install folder"  ON)
 388
 389         if(UNIX AND NOT APPLE)
 390                 option(WITH_PYTHON_INSTALL_REQUESTS "Copy system requests into the blender install folder" ON)
 391                 set(PYTHON_REQUESTS_PATH "" CACHE PATH "Path to python site-packages or dist-packages containing 'requests' module")
 392                 mark_as_advanced(PYTHON_REQUESTS_PATH)
 393         endif()
 394 endif()
 395
 396 option(WITH_CPU_SSE              "Enable SIMD instruction if they're detected on the host machine" ON)
 397 mark_as_advanced(WITH_CPU_SSE)
 398
 399 # Cycles
 400 option(WITH_CYCLES                                      "Enable Cycles Render Engine" ON)
 401 option(WITH_CYCLES_STANDALONE           "Build Cycles standalone application" OFF)
 402 option(WITH_CYCLES_STANDALONE_GUI       "Build Cycles standalone with GUI" OFF)
 403 option(WITH_CYCLES_OSL                          "Build Cycles with OSL support" ${_init_CYCLES_OSL})
 404 option(WITH_CYCLES_EMBREE                       "Build Cycles with Embree support" OFF)
 405 option(WITH_CYCLES_CUDA_BINARIES        "Build Cycles CUDA binaries" OFF)
 406 option(WITH_CYCLES_CUBIN_COMPILER       "Build cubins with nvrtc based compiler instead of nvcc" OFF)
 407 option(WITH_CYCLES_CUDA_BUILD_SERIAL "Build cubins one after another (useful on machines with limited RAM)" OFF)
 408 mark_as_advanced(WITH_CYCLES_CUDA_BUILD_SERIAL)
 409 set(CYCLES_CUDA_BINARIES_ARCH sm_30 sm_35 sm_37 sm_50 sm_52 sm_60 sm_61 sm_70 sm_75 CACHE STRING "CUDA architectures to build binaries for")
 410 mark_as_advanced(CYCLES_CUDA_BINARIES_ARCH)
 411 unset(PLATFORM_DEFAULT)
 412 option(WITH_CYCLES_LOGGING      "Build Cycles with logging support" ON)
 413 option(WITH_CYCLES_DEBUG        "Build Cycles with extra debug capabilities" OFF)
 414 option(WITH_CYCLES_NATIVE_ONLY  "Build Cycles with native kernel only (which fits current CPU, use for development only)" OFF)
 415 mark_as_advanced(WITH_CYCLES_CUBIN_COMPILER)
 416 mark_as_advanced(WITH_CYCLES_LOGGING)
 417 mark_as_advanced(WITH_CYCLES_DEBUG)
 418 mark_as_advanced(WITH_CYCLES_NATIVE_ONLY)
 419
 420 option(WITH_CYCLES_DEVICE_CUDA                          "Enable Cycles CUDA compute support" ON)
 421 option(WITH_CYCLES_DEVICE_OPENCL                        "Enable Cycles OpenCL compute support" ON)
 422 option(WITH_CYCLES_NETWORK                              "Enable Cycles compute over network support (EXPERIMENTAL and unfinished)" OFF)
 423 mark_as_advanced(WITH_CYCLES_DEVICE_CUDA)
 424 mark_as_advanced(WITH_CYCLES_DEVICE_OPENCL)
 425 mark_as_advanced(WITH_CYCLES_NETWORK)
 426
 427 option(WITH_CUDA_DYNLOAD "Dynamically load CUDA libraries at runtime" ON)
 428 mark_as_advanced(WITH_CUDA_DYNLOAD)
 429
 430 # LLVM
 431 option(WITH_LLVM                                        "Use LLVM" OFF)
 432 if(APPLE)
 433         option(LLVM_STATIC                                      "Link with LLVM static libraries" ON) # we prefer static llvm build on Apple, dyn build possible though
 434 else()
 435         option(LLVM_STATIC                                      "Link with LLVM static libraries" OFF)
 436 endif()
 437 mark_as_advanced(LLVM_STATIC)
 438
 439 # disable for now, but plan to support on all platforms eventually
 440 option(WITH_MEM_JEMALLOC   "Enable malloc replacement (http://www.canonware.com/jemalloc)" ON)
 441 mark_as_advanced(WITH_MEM_JEMALLOC)
 442
 443 # currently only used for BLI_mempool
 444 option(WITH_MEM_VALGRIND "Enable extended valgrind support for better reporting" OFF)
 445 mark_as_advanced(WITH_MEM_VALGRIND)
 446
 447 # Debug
 448 option(WITH_CXX_GUARDEDALLOC "Enable GuardedAlloc for C++ memory allocation tracking (only enable for development)" OFF)
 449 mark_as_advanced(WITH_CXX_GUARDEDALLOC)
 450
 451 option(WITH_ASSERT_ABORT "Call abort() when raising an assertion through BLI_assert()" ON)
 452 mark_as_advanced(WITH_ASSERT_ABORT)
 453
 454 option(WITH_BOOST                                       "Enable features depending on boost" ON)
 455
 456 # Unit testsing
 457 option(WITH_GTESTS "Enable GTest unit testing" OFF)
 458 option(WITH_OPENGL_RENDER_TESTS "Enable OpenGL render related unit testing (Experimental)" OFF)
 459 option(WITH_OPENGL_DRAW_TESTS "Enable OpenGL UI drawing related unit testing (Experimental)" OFF)
 460
 461
 462 # Documentation
 463 if(UNIX AND NOT APPLE)
 464         option(WITH_DOC_MANPAGE "Create a manual page (Unix manpage)" OFF)
 465 endif()
 466
 467
 468 # OpenGL
 469
 470 option(WITH_OPENGL              "When off limits visibility of the opengl headers to just bf_gpu and gawain (temporary option for development purposes)" ON)
 471 option(WITH_GLEW_ES             "Switches to experimental copy of GLEW that has support for OpenGL ES. (temporary option for development purposes)" OFF)
 472 option(WITH_GL_EGL              "Use the EGL OpenGL system library instead of the platform specific OpenGL system library (CGL, glX, or WGL)"       OFF)
 473 option(WITH_GL_PROFILE_ES20     "Support using OpenGL ES 2.0. (thru either EGL or the AGL/WGL/XGL 'es20' profile)"                                  OFF)
 474
 475 mark_as_advanced(
 476         WITH_OPENGL
 477         WITH_GLEW_ES
 478         WITH_GL_EGL
 479         WITH_GL_PROFILE_ES20
 480 )
 481
 482 if(WIN32)
 483         option(WITH_GL_ANGLE "Link with the ANGLE library, an OpenGL ES 2.0 implementation based on Direct3D, instead of the system OpenGL library." OFF)
 484         mark_as_advanced(WITH_GL_ANGLE)
 485 endif()
 486
 487 if(WITH_GLEW_ES AND WITH_SYSTEM_GLEW)
 488         message(WARNING Ignoring WITH_SYSTEM_GLEW and using WITH_GLEW_ES)
 489         set(WITH_SYSTEM_GLEW OFF)
 490 endif()
 491
 492 if(WIN32)
 493         getDefaultWindowsPrefixBase(CMAKE_GENERIC_PROGRAM_FILES)
 494         set(CPACK_INSTALL_PREFIX ${CMAKE_GENERIC_PROGRAM_FILES}/${})
 495 endif()
 496
 497 # Compiler toolchain
 498 if(CMAKE_COMPILER_IS_GNUCC)
 499         option(WITH_LINKER_GOLD "Use ld.gold linker which is usually faster than ld.bfd" ON)
 500         mark_as_advanced(WITH_LINKER_GOLD)
 501 endif()
 502
 503 if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_C_COMPILER_ID MATCHES "Clang")
 504         option(WITH_COMPILER_ASAN "Build and link against address sanitizer (only for Debug & RelWithDebInfo targets)." OFF)
 505         mark_as_advanced(WITH_COMPILER_ASAN)
 506
 507         if(WITH_COMPILER_ASAN)
 508                 set(_asan_defaults "\
 509 -fsanitize=address \
 510 -fsanitize=bool \
 511 -fsanitize=bounds \
 512 -fsanitize=enum \
 513 -fsanitize=float-cast-overflow \
 514 -fsanitize=float-divide-by-zero \
 515 -fsanitize=nonnull-attribute \
 516 -fsanitize=returns-nonnull-attribute \
 517 -fsanitize=signed-integer-overflow \
 518 -fsanitize=undefined \
 519 -fsanitize=vla-bound \
 520 -fno-sanitize=alignment \
 521 ")
 522
 523                 if(NOT MSVC) # not all sanitizers are supported with clang-cl, these two however are very vocal about it
 524                         set(_asan_defaults "${_asan_defaults} -fsanitize=leak -fsanitize=object-size" )
 525                 endif()
 526                 set(COMPILER_ASAN_CFLAGS "${_asan_defaults}" CACHE STRING "C flags for address sanitizer")
 527                 mark_as_advanced(COMPILER_ASAN_CFLAGS)
 528                 set(COMPILER_ASAN_CXXFLAGS "${_asan_defaults}" CACHE STRING "C++ flags for address sanitizer")
 529                 mark_as_advanced(COMPILER_ASAN_CXXFLAGS)
 530
 531                 unset(_asan_defaults)
 532
 533                 if(NOT MSVC)
 534                         find_library(COMPILER_ASAN_LIBRARY asan ${CMAKE_C_IMPLICIT_LINK_DIRECTORIES})
 535                 else()
 536                         find_library( COMPILER_ASAN_LIBRARY NAMES clang_rt.asan-x86_64
 537                                 PATHS
 538                                 [HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\LLVM\\LLVM;]/lib/clang/7.0.0/lib/windows
 539                                 [HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\LLVM\\LLVM;]/lib/clang/6.0.0/lib/windows
 540                         )
 541                 endif()
 542                 mark_as_advanced(COMPILER_ASAN_LIBRARY)
 543         endif()
 544 endif()
 545
 546 # Dependency graph
 547 option(WITH_LEGACY_DEPSGRAPH "Build Blender with legacy dependency graph" ON)
 548 mark_as_advanced(WITH_LEGACY_DEPSGRAPH)
 549
 550 if(WIN32)
 551         # Use hardcoded paths or find_package to find externals
 552         option(WITH_WINDOWS_FIND_MODULES "Use find_package to locate libraries" OFF)
 553         mark_as_advanced(WITH_WINDOWS_FIND_MODULES)
 554
 555         option(WITH_WINDOWS_CODESIGN "Use signtool to sign the final binary." OFF)
 556         mark_as_advanced(WITH_WINDOWS_CODESIGN)
 557
 558         set(WINDOWS_CODESIGN_PFX CACHE FILEPATH  "Path to pfx file to use for codesigning.")
 559         mark_as_advanced(WINDOWS_CODESIGN_PFX)
 560
 561         set(WINDOWS_CODESIGN_PFX_PASSWORD CACHE STRING  "password for pfx file used for codesigning.")
 562         mark_as_advanced(WINDOWS_CODESIGN_PFX_PASSWORD)
 563
 564         option(WINDOWS_USE_VISUAL_STUDIO_FOLDERS "Organize the visual studio project according to source folders." ON)
 565         mark_as_advanced(WINDOWS_USE_VISUAL_STUDIO_FOLDERS)
 566
 567         option(WINDOWS_PYTHON_DEBUG "Include the files needed for debugging python scripts with visual studio 2017+." OFF)
 568         mark_as_advanced(WINDOWS_PYTHON_DEBUG)
 569 endif()
 570
 571 # avoid using again
 572 option_defaults_clear()
 573
 574 # end option(...)
 575
 576
 577
 578 # By default we want to install to the directory we are compiling our executables
 579 # unless specified otherwise, which we currently do not allow
 580 if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
 581         if(WIN32)
 582                 set(CMAKE_INSTALL_PREFIX ${EXECUTABLE_OUTPUT_PATH}/\${BUILD_TYPE} CACHE PATH "default install path" FORCE)
 583         elseif(APPLE)
 584                 set(CMAKE_INSTALL_PREFIX ${EXECUTABLE_OUTPUT_PATH}/\${BUILD_TYPE} CACHE PATH "default install path" FORCE)
 585         else()
 586                 if(WITH_INSTALL_PORTABLE)
 587                         set(CMAKE_INSTALL_PREFIX ${EXECUTABLE_OUTPUT_PATH} CACHE PATH "default install path" FORCE)
 588                 endif()
 589         endif()
 590 endif()
 591
 592
 593
 594 # Apple
 595
 596 if(APPLE)
 597         include(platform_apple_xcode)
 598 endif()
 599
 600
 601 #-----------------------------------------------------------------------------
 602 # Check for conflicting/unsupported configurations
 603
 604 if(NOT WITH_BLENDER AND NOT WITH_CYCLES_STANDALONE)
 605         message(FATAL_ERROR
 606                 "At least one of WITH_BLENDER or WITH_CYCLES_STANDALONE "
 607                 "must be enabled, nothing to do!"
 608         )
 609 endif()
 610
 611 if(NOT WITH_AUDASPACE)
 612         if(WITH_OPENAL)
 613                 message(WARNING "WITH_OPENAL requires WITH_AUDASPACE which is disabled")
 614                 set(WITH_OPENAL OFF)
 615         endif()
 616         if(WITH_JACK)
 617                 message(WARNING "WITH_JACK requires WITH_AUDASPACE which is disabled")
 618                 set(WITH_JACK OFF)
 619         endif()
 620 endif()
 621
 622 if(NOT WITH_SDL AND WITH_GHOST_SDL)
 623         message(FATAL_ERROR "WITH_GHOST_SDL requires WITH_SDL")
 624 endif()
 625
 626 # python module, needs some different options
 627 if(WITH_PYTHON_MODULE AND WITH_PYTHON_INSTALL)
 628         message(FATAL_ERROR "WITH_PYTHON_MODULE requires WITH_PYTHON_INSTALL to be OFF")
 629 endif()
 630
 631
 632 # may as well build python module without a UI
 633 if(WITH_PYTHON_MODULE)
 634         set(WITH_HEADLESS ON)
 635 endif()
 636
 637 if(NOT WITH_PYTHON)
 638         set(WITH_CYCLES OFF)
 639 endif()
 640
 641 # enable boost for cycles, audaspace or i18n
 642 # otherwise if the user disabled
 643 if(NOT WITH_BOOST)
 644         # Explicitly disabled. so disable all deps.
 645         macro(set_and_warn
 646                 _setting _val)
 647                 if(${${_setting}})
 648                         message(STATUS "'WITH_BOOST' is disabled: forcing 'set(${_setting} ${_val})'")
 649                 endif()
 650                 set(${_setting} ${_val})
 651         endmacro()
 652
 653         set_and_warn(WITH_CYCLES         OFF)
 654         set_and_warn(WITH_INTERNATIONAL  OFF)
 655         set_and_warn(WITH_OPENVDB        OFF)
 656         set_and_warn(WITH_OPENCOLORIO    OFF)
 657 elseif(WITH_CYCLES OR WITH_OPENIMAGEIO OR WITH_INTERNATIONAL OR
 658        WITH_OPENVDB OR WITH_OPENCOLORIO)
 659         # Keep enabled
 660 else()
 661         # Disable boost if not needed.
 662         set(WITH_BOOST OFF)
 663 endif()
 664
 665 # auto enable openimageio for cycles
 666 if(WITH_CYCLES)
 667         set(WITH_OPENIMAGEIO ON)
 668
 669         # auto enable llvm for cycles_osl
 670         if(WITH_CYCLES_OSL)
 671                 set(WITH_LLVM ON CACHE BOOL "" FORCE)
 672         endif()
 673 else()
 674         set(WITH_CYCLES_OSL OFF)
 675 endif()
 676
 677 # auto enable openimageio linking dependencies
 678 if(WITH_OPENIMAGEIO)
 679         set(WITH_IMAGE_OPENEXR ON)
 680         set(WITH_IMAGE_TIFF ON)
 681 endif()
 682
 683 # auto enable alembic linking dependencies
 684 if(WITH_ALEMBIC)
 685         set(WITH_IMAGE_OPENEXR ON)
 686 endif()
 687
 688 # don't store paths to libs for portable distribution
 689 if(WITH_INSTALL_PORTABLE)
 690         set(CMAKE_SKIP_BUILD_RPATH TRUE)
 691 endif()
 692
 693 if(WITH_GHOST_SDL OR WITH_HEADLESS)
 694         set(WITH_X11           OFF)
 695         set(WITH_X11_XINPUT    OFF)
 696         set(WITH_X11_XF86VMODE OFF)
 697         set(WITH_X11_XFIXES    OFF)
 698         set(WITH_X11_ALPHA     OFF)
 699         set(WITH_GHOST_XDND    OFF)
 700         set(WITH_INPUT_IME     OFF)
 701 endif()
 702
 703 if(WITH_CPU_SSE)
 704         TEST_SSE_SUPPORT(COMPILER_SSE_FLAG COMPILER_SSE2_FLAG)
 705 else()
 706         message(STATUS "SSE and SSE2 optimizations are DISABLED!")
 707         set(COMPILER_SSE_FLAG)
 708         set(COMPILER_SSE2_FLAG)
 709 endif()
 710
 711 if(WITH_BUILDINFO)
 712         find_package(Git)
 713         if(NOT GIT_FOUND)
 714                 message(WARNING "Git was not found, disabling WITH_BUILDINFO")
 715                 set(WITH_BUILDINFO OFF)
 716         endif()
 717 endif()
 718
 719 if(WITH_AUDASPACE)
 720         if(NOT WITH_SYSTEM_AUDASPACE)
 721                 set(AUDASPACE_C_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/extern/audaspace/bindings/C" "${CMAKE_BINARY_DIR}/extern/audaspace")
 722                 set(AUDASPACE_PY_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/extern/audaspace/bindings")
 723         endif()
 724 endif()
 725
 726 # Auto-enable CUDA dynload if toolkit is not found.
 727 if(NOT WITH_CUDA_DYNLOAD)
 728         find_package(CUDA)
 729         if (NOT CUDA_FOUND)
 730                 message("CUDA toolkit not found, using dynamic runtime loading of libraries instead")
 731                 set(WITH_CUDA_DYNLOAD ON)
 732         endif()
 733 endif()
 734
 735 #-----------------------------------------------------------------------------
 736 # Check for valid directories
 737 # ... a partial checkout may cause this.
 738 #
 739 # note: we need to check for a known subdir in both cases.
 740 #       since uninitialized git submodules will give blank dirs
 741
 742 if(WITH_INTERNATIONAL)
 743         if(NOT EXISTS "${CMAKE_SOURCE_DIR}/release/datafiles/locale/languages")
 744                 message(WARNING
 745                         "Translation path '${CMAKE_SOURCE_DIR}/release/datafiles/locale' is missing, "
 746                         "This is a 'git submodule', which are known not to work with bridges to other version "
 747                         "control systems, disabling 'WITH_INTERNATIONAL'."
 748                 )
 749                 set(WITH_INTERNATIONAL OFF)
 750         endif()
 751 endif()
 752
 753 if(WITH_PYTHON)
 754         # While we have this as an '#error' in 'bpy_capi_utils.h',
 755         # upgrading Python tends to cause confusion for users who build.
 756         # Give the error message early to make this more obvious.
 757         #
 758         # Do this before main 'platform_*' checks,
 759         # because UNIX will search for the old Python paths which may not exist.
 760         # giving errors about missing paths before this case is met.
 761         if(DEFINED PYTHON_VERSION AND "${PYTHON_VERSION}" VERSION_LESS "3.7")
 762                 message(FATAL_ERROR "At least Python 3.7 is required to build")
 763         endif()
 764
 765         if(NOT EXISTS "${CMAKE_SOURCE_DIR}/release/scripts/addons/modules")
 766                 message(WARNING
 767                         "Addons path '${CMAKE_SOURCE_DIR}/release/scripts/addons' is missing, "
 768                         "This is a 'git submodule', which are known not to work with bridges to other version "
 769                         "control systems: * CONTINUING WITHOUT ADDONS *"
 770                 )
 771         endif()
 772 endif()
 773
 774 #-----------------------------------------------------------------------------
 775 # Initialize un-cached vars, avoid unused warning
 776
 777 # linux only, not cached
 778 set(WITH_BINRELOC OFF)
 779
 780 # MACOSX only, set to avoid uninitialized
 781 set(EXETYPE "")
 782
 783 # C/C++ flags
 784 set(PLATFORM_CFLAGS)
 785
 786 # these are added to later on.
 787 set(C_WARNINGS)
 788 set(CXX_WARNINGS)
 789
 790 # for gcc -Wno-blah-blah
 791 set(C_REMOVE_STRICT_FLAGS)
 792 set(CXX_REMOVE_STRICT_FLAGS)
 793
 794 # libraries to link the binary with passed to target_link_libraries()
 795 # known as LLIBS to scons
 796 set(PLATFORM_LINKLIBS "")
 797
 798 # Added to linker flags in setup_liblinks
 799 # - CMAKE_EXE_LINKER_FLAGS
 800 # - CMAKE_EXE_LINKER_FLAGS_DEBUG
 801 set(PLATFORM_LINKFLAGS "")
 802 set(PLATFORM_LINKFLAGS_DEBUG "")
 803
 804 if (NOT CMAKE_BUILD_TYPE MATCHES "Release")
 805         if(WITH_COMPILER_ASAN)
 806                 set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} ${COMPILER_ASAN_CFLAGS}")
 807                 set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO} ${COMPILER_ASAN_CFLAGS}")
 808
 809                 set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${COMPILER_ASAN_CXXFLAGS}")
 810                 set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} ${COMPILER_ASAN_CXXFLAGS}")
 811                 if(MSVC)
 812                         set(COMPILER_ASAN_LINKER_FLAGS "/FUNCTIONPADMIN:6")
 813                 endif()
 814                 set(PLATFORM_LINKLIBS "${PLATFORM_LINKLIBS};${COMPILER_ASAN_LIBRARY}")
 815                 set(PLATFORM_LINKFLAGS "${COMPILER_ASAN_LIBRARY} ${COMPILER_ASAN_LINKER_FLAGS}")
 816                 set(PLATFORM_LINKFLAGS_DEBUG "${COMPILER_ASAN_LIBRARY} ${COMPILER_ASAN_LINKER_FLAGS}")
 817         endif()
 818 endif()
 819
 820 #-----------------------------------------------------------------------------
 821 #Platform specifics
 822
 823 if(WITH_X11)
 824         find_package(X11 REQUIRED)
 825
 826         find_path(X11_XF86keysym_INCLUDE_PATH X11/XF86keysym.h ${X11_INC_SEARCH_PATH})
 827         mark_as_advanced(X11_XF86keysym_INCLUDE_PATH)
 828
 829         list(APPEND PLATFORM_LINKLIBS ${X11_X11_LIB})
 830
 831         if(WITH_X11_XINPUT)
 832                 if(X11_Xinput_LIB)
 833                         list(APPEND PLATFORM_LINKLIBS ${X11_Xinput_LIB})
 834                 else()
 835                         set(WITH_X11_XINPUT OFF)
 836                 endif()
 837         endif()
 838
 839         if(WITH_X11_XF86VMODE)
 840                 # XXX, why doesn't cmake make this available?
 841                 find_library(X11_Xxf86vmode_LIB Xxf86vm   ${X11_LIB_SEARCH_PATH})
 842                 mark_as_advanced(X11_Xxf86vmode_LIB)
 843                 if(X11_Xxf86vmode_LIB)
 844                         list(APPEND PLATFORM_LINKLIBS ${X11_Xxf86vmode_LIB})
 845                 else()
 846                         set(WITH_X11_XF86VMODE OFF)
 847                 endif()
 848         endif()
 849
 850         if(WITH_X11_XFIXES)
 851                 if(X11_Xfixes_LIB)
 852                         list(APPEND PLATFORM_LINKLIBS ${X11_Xfixes_LIB})
 853                 else()
 854                         set(WITH_X11_XFIXES OFF)
 855                 endif()
 856         endif()
 857
 858         if(WITH_X11_ALPHA)
 859                 find_library(X11_Xrender_LIB Xrender  ${X11_LIB_SEARCH_PATH})
 860                 mark_as_advanced(X11_Xrender_LIB)
 861                 if(X11_Xrender_LIB)
 862                         list(APPEND PLATFORM_LINKLIBS ${X11_Xrender_LIB})
 863                 else()
 864                         set(WITH_X11_ALPHA OFF)
 865                 endif()
 866         endif()
 867
 868 endif()
 869
 870
 871 # ----------------------------------------------------------------------------
 872 # Main Platform Checks
 873 #
 874 # - UNIX
 875 # - WIN32
 876 # - APPLE
 877
 878 if(UNIX AND NOT APPLE)
 879         include(platform_unix)
 880 elseif(WIN32)
 881         include(platform_win32)
 882 elseif(APPLE)
 883         include(platform_apple)
 884 endif()
 885
 886 #-----------------------------------------------------------------------------
 887 # Common.
 888
 889 if(NOT WITH_FFTW3 AND WITH_MOD_OCEANSIM)
 890         message(FATAL_ERROR "WITH_MOD_OCEANSIM requires WITH_FFTW3 to be ON")
 891 endif()
 892
 893 if(WITH_CYCLES)
 894         if(NOT WITH_OPENIMAGEIO)
 895                 message(FATAL_ERROR
 896                         "Cycles requires WITH_OPENIMAGEIO, the library may not have been found. "
 897                         "Configure OIIO or disable WITH_CYCLES"
 898                 )
 899         endif()
 900         if(NOT WITH_BOOST)
 901                 message(FATAL_ERROR
 902                         "Cycles requires WITH_BOOST, the library may not have been found. "
 903                         "Configure BOOST or disable WITH_CYCLES"
 904                 )
 905         endif()
 906
 907         if(WITH_CYCLES_OSL)
 908                 if(NOT WITH_LLVM)
 909                         message(FATAL_ERROR
 910                                 "Cycles OSL requires WITH_LLVM, the library may not have been found. "
 911                                 "Configure LLVM or disable WITH_CYCLES_OSL"
 912                         )
 913                 endif()
 914         endif()
 915 endif()
 916
 917 if(WITH_INTERNATIONAL)
 918         if(NOT WITH_BOOST)
 919                 message(FATAL_ERROR
 920                         "Internationalization requires WITH_BOOST, the library may not have been found. "
 921                         "Configure BOOST or disable WITH_INTERNATIONAL"
 922                 )
 923         endif()
 924 endif()
 925
 926 # See TEST_SSE_SUPPORT() for how this is defined.
 927
 928 # Do it globally, SSE2 is required for quite some time now.
 929 # Doing it now allows to use SSE/SSE2 in inline headers.
 930 if(SUPPORT_SSE_BUILD)
 931         set(PLATFORM_CFLAGS " ${COMPILER_SSE_FLAG} ${PLATFORM_CFLAGS}")
 932         add_definitions(-D__SSE__ -D__MMX__)
 933 endif()
 934 if(SUPPORT_SSE2_BUILD)
 935         set(PLATFORM_CFLAGS " ${PLATFORM_CFLAGS} ${COMPILER_SSE2_FLAG}")
 936         add_definitions(-D__SSE2__)
 937         if(NOT SUPPORT_SSE_BUILD) # don't double up
 938                 add_definitions(-D__MMX__)
 939         endif()
 940 endif()
 941
 942
 943 # set the endian define
 944 if(MSVC)
 945         # for some reason this fails on msvc
 946         add_definitions(-D__LITTLE_ENDIAN__)
 947
 948 # OSX-Note: as we do cross-compiling with specific set architecture,
 949 # endianess-detection and auto-setting is counterproductive
 950 # so we just set endianness according CMAKE_OSX_ARCHITECTURES
 951
 952 elseif(CMAKE_OSX_ARCHITECTURES MATCHES i386 OR CMAKE_OSX_ARCHITECTURES MATCHES x86_64)
 953         add_definitions(-D__LITTLE_ENDIAN__)
 954 elseif(CMAKE_OSX_ARCHITECTURES MATCHES ppc OR CMAKE_OSX_ARCHITECTURES MATCHES ppc64)
 955         add_definitions(-D__BIG_ENDIAN__)
 956
 957 else()
 958         include(TestBigEndian)
 959         test_big_endian(_SYSTEM_BIG_ENDIAN)
 960         if(_SYSTEM_BIG_ENDIAN)
 961                 add_definitions(-D__BIG_ENDIAN__)
 962         else()
 963                 add_definitions(-D__LITTLE_ENDIAN__)
 964         endif()
 965         unset(_SYSTEM_BIG_ENDIAN)
 966 endif()
 967 if(WITH_IMAGE_OPENJPEG)
 968         # Special handling of Windows platform where openjpeg is always static.
 969         if(WIN32)
 970                 set(OPENJPEG_DEFINES "-DOPJ_STATIC")
 971         else()
 972                 set(OPENJPEG_DEFINES "")
 973         endif()
 974 endif()
 975
 976 if(NOT WITH_SYSTEM_EIGEN3)
 977         set(EIGEN3_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/Eigen3)
 978 endif()
 979
 980 #-----------------------------------------------------------------------------
 981 # Configure OpenGL.
 982
 983 find_package(OpenGL)
 984 blender_include_dirs_sys("${OPENGL_INCLUDE_DIR}")
 985
 986 if(WITH_OPENGL)
 987         add_definitions(-DWITH_OPENGL)
 988 endif()
 989
 990 if(WITH_SYSTEM_GLES)
 991         find_package_wrapper(OpenGLES)
 992 endif()
 993
 994 if(WITH_GL_PROFILE_ES20)
 995         if(WITH_SYSTEM_GLES)
 996                 if(NOT OPENGLES_LIBRARY)
 997                         message(FATAL_ERROR
 998                                 "Unable to find OpenGL ES libraries. "
 999                                 "Install them or disable WITH_SYSTEM_GLES."
1000                         )
1001                 endif()
1002
1003                 list(APPEND BLENDER_GL_LIBRARIES OPENGLES_LIBRARY)
1004
1005         else()
1006                 set(OPENGLES_LIBRARY "" CACHE FILEPATH "OpenGL ES 2.0 library file")
1007                 mark_as_advanced(OPENGLES_LIBRARY)
1008
1009                 list(APPEND BLENDER_GL_LIBRARIES "${OPENGLES_LIBRARY}")
1010
1011                 if(NOT OPENGLES_LIBRARY)
1012                         message(FATAL_ERROR
1013                                 "To compile WITH_GL_EGL you need to set OPENGLES_LIBRARY "
1014                                 "to the file path of an OpenGL ES 2.0 library."
1015                         )
1016                 endif()
1017
1018         endif()
1019
1020         if(WIN32)
1021                 # Setup paths to files needed to install and redistribute Windows Blender with OpenGL ES
1022
1023                 set(OPENGLES_DLL "" CACHE FILEPATH "OpenGL ES 2.0 redistributable DLL file")
1024                 mark_as_advanced(OPENGLES_DLL)
1025
1026                 if(NOT OPENGLES_DLL)
1027                         message(FATAL_ERROR
1028                                 "To compile WITH_GL_PROFILE_ES20 you need to set OPENGLES_DLL to the file "
1029                                 "path of an OpenGL ES 2.0 runtime dynamic link library (DLL)."
1030                         )
1031                 endif()
1032
1033                 if(WITH_GL_ANGLE)
1034                         list(APPEND GL_DEFINITIONS -DWITH_ANGLE)
1035
1036                         set(D3DCOMPILER_DLL "" CACHE FILEPATH "Direct3D Compiler redistributable DLL file (needed by ANGLE)")
1037
1038                         get_filename_component(D3DCOMPILER_FILENAME "${D3DCOMPILER_DLL}" NAME)
1039                         list(APPEND GL_DEFINITIONS "-DD3DCOMPILER=\"\\\"${D3DCOMPILER_FILENAME}\\\"\"")
1040
1041                         mark_as_advanced(D3DCOMPILER_DLL)
1042
1043                         if(D3DCOMPILER_DLL STREQUAL "")
1044                                 message(FATAL_ERROR
1045                                         "To compile WITH_GL_ANGLE you need to set D3DCOMPILER_DLL to the file "
1046                                         "path of a copy of the DirectX redistributable DLL file: D3DCompiler_46.dll"
1047                                 )
1048                         endif()
1049
1050                 endif()
1051
1052         endif()
1053
1054 else()
1055         if(OpenGL_GL_PREFERENCE STREQUAL "LEGACY" AND OPENGL_gl_LIBRARY)
1056                 list(APPEND BLENDER_GL_LIBRARIES ${OPENGL_gl_LIBRARY})
1057         else()
1058                 list(APPEND BLENDER_GL_LIBRARIES ${OPENGL_opengl_LIBRARY} ${OPENGL_glx_LIBRARY})
1059         endif()
1060 endif()
1061
1062 if(WITH_GL_EGL)
1063         list(APPEND GL_DEFINITIONS -DWITH_GL_EGL)
1064
1065         if(WITH_SYSTEM_GLES)
1066                 if(NOT OPENGLES_EGL_LIBRARY)
1067                         message(FATAL_ERROR
1068                                 "Unable to find OpenGL ES libraries. "
1069                                 "Install them or disable WITH_SYSTEM_GLES."
1070                         )
1071                 endif()
1072
1073                 list(APPEND BLENDER_GL_LIBRARIES OPENGLES_EGL_LIBRARY)
1074
1075         else()
1076                 set(OPENGLES_EGL_LIBRARY "" CACHE FILEPATH "EGL library file")
1077                 mark_as_advanced(OPENGLES_EGL_LIBRARY)
1078
1079                 list(APPEND BLENDER_GL_LIBRARIES "${OPENGLES_LIBRARY}" "${OPENGLES_EGL_LIBRARY}")
1080
1081                 if(NOT OPENGLES_EGL_LIBRARY)
1082                         message(FATAL_ERROR
1083                                 "To compile WITH_GL_EGL you need to set OPENGLES_EGL_LIBRARY "
1084                                 "to the file path of an EGL library."
1085                         )
1086                 endif()
1087
1088         endif()
1089
1090         if(WIN32)
1091                 # Setup paths to files needed to install and redistribute Windows Blender with OpenGL ES
1092
1093                 set(OPENGLES_EGL_DLL "" CACHE FILEPATH "EGL redistributable DLL file")
1094                 mark_as_advanced(OPENGLES_EGL_DLL)
1095
1096                 if(NOT OPENGLES_EGL_DLL)
1097                         message(FATAL_ERROR
1098                                 "To compile WITH_GL_EGL you need to set OPENGLES_EGL_DLL "
1099                                 "to the file path of an EGL runtime dynamic link library (DLL)."
1100                         )
1101                 endif()
1102
1103         endif()
1104
1105 endif()
1106
1107 if(WITH_GL_PROFILE_ES20)
1108         list(APPEND GL_DEFINITIONS -DWITH_GL_PROFILE_ES20)
1109 else()
1110         list(APPEND GL_DEFINITIONS -DWITH_GL_PROFILE_CORE)
1111 endif()
1112
1113 if(WITH_GL_EGL)
1114         list(APPEND GL_DEFINITIONS -DWITH_EGL)
1115 endif()
1116
1117 #-----------------------------------------------------------------------------
1118 # Configure OpenMP.
1119 if(WITH_OPENMP)
1120         if(NOT OPENMP_CUSTOM)
1121                 find_package(OpenMP)
1122         endif()
1123
1124         if(OPENMP_FOUND)
1125                 if(NOT WITH_OPENMP_STATIC)
1126                         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
1127                         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
1128                 else()
1129                         # Typically avoid adding flags as defines but we can't
1130                         # pass OpenMP flags to the linker for static builds, meaning
1131                         # we can't add any OpenMP related flags to CFLAGS variables
1132                         # since they're passed to the linker as well.
1133                         add_definitions("${OpenMP_C_FLAGS}")
1134
1135                         find_library_static(OpenMP_LIBRARIES gomp ${CMAKE_CXX_IMPLICIT_LINK_DIRECTORIES})
1136                 endif()
1137         else()
1138                 set(WITH_OPENMP OFF)
1139         endif()
1140
1141         mark_as_advanced(
1142                 OpenMP_C_FLAGS
1143                 OpenMP_CXX_FLAGS
1144         )
1145 endif()
1146
1147 #-----------------------------------------------------------------------------
1148 # Configure GLEW
1149
1150 if(WITH_SYSTEM_GLEW)
1151         find_package(GLEW)
1152
1153         # Note: There is an assumption here that the system GLEW is not a static library.
1154
1155         if(NOT GLEW_FOUND)
1156                 message(FATAL_ERROR "GLEW is required to build Blender. Install it or disable WITH_SYSTEM_GLEW.")
1157         endif()
1158
1159         set(BLENDER_GLEW_LIBRARIES ${GLEW_LIBRARY})
1160 else()
1161         if(WITH_GLEW_ES)
1162                 set(GLEW_INCLUDE_PATH "${CMAKE_SOURCE_DIR}/extern/glew-es/include")
1163
1164                 list(APPEND GL_DEFINITIONS -DGLEW_STATIC -DWITH_GLEW_ES)
1165
1166                 # These definitions remove APIs from glew.h, making GLEW smaller, and catching unguarded API usage
1167                 if(WITH_GL_PROFILE_ES20)
1168                         list(APPEND GL_DEFINITIONS -DGLEW_ES_ONLY)
1169                 else()
1170                         # No ES functions are needed
1171                         list(APPEND GL_DEFINITIONS -DGLEW_NO_ES)
1172                 endif()
1173
1174                 if(WITH_GL_PROFILE_ES20)
1175                         if(WITH_GL_EGL)
1176                                 list(APPEND GL_DEFINITIONS -DGLEW_USE_LIB_ES20)
1177                         endif()
1178
1179                         # ToDo: This is an experiment to eliminate ES 1 symbols,
1180                         # GLEW doesn't really properly provide this level of control
1181                         # (for example, without modification it eliminates too many symbols)
1182                         # so there are lots of modifications to GLEW to make this work,
1183                         # and no attempt to make it work beyond Blender at this point.
1184                         list(APPEND GL_DEFINITIONS -DGL_ES_VERSION_1_0=0 -DGL_ES_VERSION_CL_1_1=0 -DGL_ES_VERSION_CM_1_1=0)
1185                 endif()
1186
1187                 if(WITH_GL_EGL)
1188                         list(APPEND GL_DEFINITIONS -DGLEW_INC_EGL)
1189                 endif()
1190
1191                 set(BLENDER_GLEW_LIBRARIES extern_glew_es bf_intern_glew_mx)
1192
1193         else()
1194                 set(GLEW_INCLUDE_PATH "${CMAKE_SOURCE_DIR}/extern/glew/include")
1195
1196                 list(APPEND GL_DEFINITIONS -DGLEW_STATIC)
1197
1198                 # This won't affect the non-experimental glew library,
1199                 # but is used for conditional compilation elsewhere.
1200                 list(APPEND GL_DEFINITIONS -DGLEW_NO_ES)
1201
1202                 set(BLENDER_GLEW_LIBRARIES extern_glew)
1203
1204         endif()
1205
1206 endif()
1207
1208 list(APPEND GL_DEFINITIONS -DGLEW_NO_GLU)
1209
1210 #-----------------------------------------------------------------------------
1211 # Configure Bullet
1212
1213 if(WITH_BULLET AND WITH_SYSTEM_BULLET)
1214         find_package(Bullet)
1215         if(NOT BULLET_FOUND)
1216                 set(WITH_BULLET OFF)
1217         endif()
1218 else()
1219         set(BULLET_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/extern/bullet2/src")
1220         # set(BULLET_LIBRARIES "")
1221 endif()
1222
1223 #-----------------------------------------------------------------------------
1224 # Configure Python.
1225
1226 if(WITH_PYTHON_MODULE)
1227         add_definitions(-DPy_ENABLE_SHARED)
1228 endif()
1229
1230 #-----------------------------------------------------------------------------
1231 # Configure GLog/GFlags
1232
1233 if(WITH_LIBMV OR WITH_GTESTS OR (WITH_CYCLES AND WITH_CYCLES_LOGGING))
1234         if(WITH_SYSTEM_GFLAGS)
1235                 find_package(Gflags)
1236                 if(NOT GFLAGS_FOUND)
1237                         message(FATAL_ERROR "System wide Gflags is requested but was not found")
1238                 endif()
1239                 # FindGflags does not define this, and we are not even sure what to use here.
1240                 set(GFLAGS_DEFINES)
1241         else()
1242                 set(GFLAGS_DEFINES
1243                         -DGFLAGS_DLL_DEFINE_FLAG=
1244                         -DGFLAGS_DLL_DECLARE_FLAG=
1245                         -DGFLAGS_DLL_DECL=
1246                 )
1247                 set(GFLAGS_NAMESPACE "gflags")
1248                 set(GFLAGS_LIBRARIES extern_gflags)
1249                 set(GFLAGS_INCLUDE_DIRS "${PROJECT_SOURCE_DIR}/extern/gflags/src")
1250         endif()
1251
1252         if(WITH_SYSTEM_GLOG)
1253                 find_package(Glog)
1254                 if(NOT GLOG_FOUND)
1255                         message(FATAL_ERROR "System wide Glog is requested but was not found")
1256                 endif()
1257                 # FindGlog does not define this, and we are not even sure what to use here.
1258                 set(GLOG_DEFINES)
1259         else()
1260                 set(GLOG_DEFINES
1261                         -DGOOGLE_GLOG_DLL_DECL=
1262                 )
1263                 set(GLOG_LIBRARIES extern_glog)
1264                 if(WIN32)
1265                         set(GLOG_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/glog/src/windows)
1266                 else()
1267                         set(GLOG_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/glog/include)
1268                 endif()
1269         endif()
1270 endif()
1271
1272 #-----------------------------------------------------------------------------
1273 # Configure Ceres
1274
1275 if(WITH_LIBMV)
1276         # We always have C++11 which includes unordered_map.
1277         set(CERES_DEFINES -DCERES_STD_UNORDERED_MAP)
1278 endif()
1279
1280 #-----------------------------------------------------------------------------
1281 # Extra compile flags
1282
1283 if(CMAKE_COMPILER_IS_GNUCC)
1284
1285         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ALL -Wall)
1286         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_CAST_ALIGN -Wcast-align)
1287         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_IMPLICIT_FUNCTION_DECLARATION -Werror=implicit-function-declaration)
1288         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_RETURN_TYPE  -Werror=return-type)
1289         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_VLA -Werror=vla)
1290         # system headers sometimes do this, disable for now, was: -Werror=strict-prototypes
1291         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_STRICT_PROTOTYPES  -Wstrict-prototypes)
1292         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_PROTOTYPES -Wmissing-prototypes)
1293         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_CHAR_SUBSCRIPTS -Wno-char-subscripts)
1294         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1295         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_POINTER_ARITH -Wpointer-arith)
1296         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNUSED_PARAMETER -Wunused-parameter)
1297         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_WRITE_STRINGS -Wwrite-strings)
1298         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_LOGICAL_OP -Wlogical-op)
1299         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNDEF -Wundef)
1300         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_INIT_SELF -Winit-self)  # needs -Wuninitialized
1301         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_NULL -Wnonnull)  # C only
1302         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_INCLUDE_DIRS -Wmissing-include-dirs)
1303         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_DIV_BY_ZERO -Wno-div-by-zero)
1304         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_TYPE_LIMITS -Wtype-limits)
1305         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_FORMAT_SIGN -Wformat-signedness)
1306         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_RESTRICT -Wrestrict)
1307
1308         # gcc 4.2 gives annoying warnings on every file with this
1309         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.3")
1310                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNINITIALIZED -Wuninitialized)
1311         endif()
1312
1313         # versions before gcc4.6 give many BLI_math warnings
1314         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.6")
1315                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_REDUNDANT_DECLS       -Wredundant-decls)
1316                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_REDUNDANT_DECLS -Wredundant-decls)
1317         endif()
1318
1319         # versions before gcc4.8 include global name-space.
1320         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.8")
1321                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_SHADOW -Wshadow)
1322         endif()
1323
1324         # disable because it gives warnings for printf() & friends.
1325         # ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_DOUBLE_PROMOTION -Wdouble-promotion -Wno-error=double-promotion)
1326
1327         if(NOT APPLE)
1328                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_ERROR_UNUSED_BUT_SET_VARIABLE -Wno-error=unused-but-set-variable)
1329         endif()
1330
1331         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ALL -Wall)
1332         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_INVALID_OFFSETOF -Wno-invalid-offsetof)
1333         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_SIGN_COMPARE -Wno-sign-compare)
1334         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_LOGICAL_OP -Wlogical-op)
1335         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_INIT_SELF -Winit-self)  # needs -Wuninitialized
1336         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_MISSING_INCLUDE_DIRS -Wmissing-include-dirs)
1337         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_DIV_BY_ZERO -Wno-div-by-zero)
1338         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_TYPE_LIMITS -Wtype-limits)
1339         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ERROR_RETURN_TYPE  -Werror=return-type)
1340         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ERROR_IMPLICIT_FUNCTION_DECLARATION -Werror=implicit-function-declaration)
1341         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_CHAR_SUBSCRIPTS -Wno-char-subscripts)
1342         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1343         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_POINTER_ARITH -Wpointer-arith)
1344         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNUSED_PARAMETER -Wunused-parameter)
1345         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_WRITE_STRINGS -Wwrite-strings)
1346         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNDEF -Wundef)
1347         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_FORMAT_SIGN -Wformat-signedness)
1348         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_RESTRICT -Wrestrict)
1349
1350         # gcc 4.2 gives annoying warnings on every file with this
1351         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.3")
1352                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNINITIALIZED -Wuninitialized)
1353         endif()
1354
1355         # causes too many warnings
1356         if(NOT APPLE)
1357                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNDEF -Wundef)
1358                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_MISSING_DECLARATIONS -Wmissing-declarations)
1359         endif()
1360
1361         # Use 'ATTR_FALLTHROUGH' macro to suppress.
1362         if(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "7.0"))
1363                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_IMPLICIT_FALLTHROUGH -Wimplicit-fallthrough=5)
1364                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_IMPLICIT_FALLTHROUGH -Wimplicit-fallthrough=5)
1365         endif()
1366
1367         # flags to undo strict flags
1368         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_DEPRECATED_DECLARATIONS -Wno-deprecated-declarations)
1369         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_PARAMETER        -Wno-unused-parameter)
1370         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_FUNCTION         -Wno-unused-function)
1371         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_TYPE_LIMITS             -Wno-type-limits)
1372         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_INT_IN_BOOL_CONTEXT     -Wno-int-in-bool-context)
1373         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_FORMAT                  -Wno-format)
1374         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_SWITCH                  -Wno-switch)
1375
1376         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_CLASS_MEMACCESS     -Wno-class-memaccess)
1377
1378         if(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "7.0"))
1379                 ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_IMPLICIT_FALLTHROUGH    -Wno-implicit-fallthrough)
1380         endif()
1381
1382         if(NOT APPLE)
1383                 ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_ERROR_UNUSED_BUT_SET_VARIABLE -Wno-error=unused-but-set-variable)
1384         endif()
1385
1386 elseif(CMAKE_C_COMPILER_ID MATCHES "Clang")
1387
1388         # strange, clang complains these are not supported, but then uses them.
1389         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ALL -Wall)
1390         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_IMPLICIT_FUNCTION_DECLARATION -Werror=implicit-function-declaration)
1391         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_RETURN_TYPE  -Werror=return-type)
1392         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_AUTOLOGICAL_COMPARE -Wno-tautological-compare)
1393         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1394         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_CHAR_SUBSCRIPTS -Wno-char-subscripts)
1395         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_STRICT_PROTOTYPES  -Wstrict-prototypes)
1396         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_PROTOTYPES -Wmissing-prototypes)
1397         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNUSED_PARAMETER -Wunused-parameter)
1398
1399         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ALL -Wall)
1400         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_AUTOLOGICAL_COMPARE -Wno-tautological-compare)
1401         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_UNKNOWN_PRAGMAS     -Wno-unknown-pragmas)
1402         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_CHAR_SUBSCRIPTS     -Wno-char-subscripts)
1403         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_OVERLOADED_VIRTUAL  -Wno-overloaded-virtual)  # we get a lot of these, if its a problem a dev needs to look into it.
1404         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_SIGN_COMPARE        -Wno-sign-compare)
1405         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_INVALID_OFFSETOF    -Wno-invalid-offsetof)
1406
1407         # gives too many unfixable warnings
1408         # ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNUSED_MACROS      -Wunused-macros)
1409         # ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNUSED_MACROS          -Wunused-macros)
1410
1411         # flags to undo strict flags
1412         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_PARAMETER -Wno-unused-parameter)
1413         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_MACROS    -Wno-unused-macros)
1414
1415         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_MISSING_VARIABLE_DECLARATIONS -Wno-missing-variable-declarations)
1416         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_INCOMPAT_PTR_DISCARD_QUAL -Wno-incompatible-pointer-types-discards-qualifiers)
1417         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_FUNCTION -Wno-unused-function)
1418         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_INT_TO_VOID_POINTER_CAST -Wno-int-to-void-pointer-cast)
1419         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_MISSING_PROTOTYPES -Wno-missing-prototypes)
1420         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_DUPLICATE_ENUM -Wno-duplicate-enum)
1421         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNDEF -Wno-undef)
1422         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_MISSING_NORETURN -Wno-missing-noreturn)
1423
1424         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_UNUSED_PRIVATE_FIELD -Wno-unused-private-field)
1425         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_CXX11_NARROWING -Wno-c++11-narrowing)
1426         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_NON_VIRTUAL_DTOR -Wno-non-virtual-dtor)
1427         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_UNUSED_MACROS -Wno-unused-macros)
1428         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_REORDER -Wno-reorder)
1429
1430 elseif(CMAKE_C_COMPILER_ID MATCHES "Intel")
1431
1432         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ALL -Wall)
1433         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_POINTER_ARITH -Wpointer-arith)
1434         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1435
1436         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ALL -Wall)
1437         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_INVALID_OFFSETOF -Wno-invalid-offsetof)
1438         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_SIGN_COMPARE -Wno-sign-compare)
1439
1440         # disable numbered, false positives
1441         set(C_WARNINGS "${C_WARNINGS} -wd188,186,144,913,556,858,597,177,1292,167,279,592,94,2722,3199")
1442         set(CXX_WARNINGS "${CXX_WARNINGS} -wd188,186,144,913,556,858,597,177,1292,167,279,592,94,2722,3199")
1443 elseif(CMAKE_C_COMPILER_ID MATCHES "MSVC")
1444         # most msvc warnings are C & C++
1445         set(_WARNINGS
1446                 # warning level:
1447                 "/W3"
1448                 "/w34062"  # switch statement contains 'default' but no 'case' labels
1449                 "/w34189"  # local variable is initialized but not referenced
1450                 # disable:
1451                 "/wd4018"  # signed/unsigned mismatch
1452                 "/wd4146"  # unary minus operator applied to unsigned type, result still unsigned
1453                 "/wd4065"  # switch statement contains 'default' but no 'case' labels
1454                 "/wd4127"  # conditional expression is constant
1455                 "/wd4181"  # qualifier applied to reference type; ignored
1456                 "/wd4200"  # zero-sized array in struct/union
1457                 "/wd4244"  # conversion from 'type1' to 'type2', possible loss of data
1458                 "/wd4267"  # conversion from 'size_t' to 'type', possible loss of data
1459                 "/wd4305"  # truncation from 'type1' to 'type2'
1460                 "/wd4800"  # forcing value to bool 'true' or 'false'
1461                 "/wd4828"  # The file contains a character that is illegal
1462                 "/wd4996"  # identifier was declared deprecated
1463                 # errors:
1464                 "/we4013"  # 'function' undefined; assuming extern returning int
1465                 "/we4133"  # incompatible pointer types
1466                 "/we4431"  # missing type specifier - int assumed
1467         )
1468
1469         if(MSVC_VERSION GREATER_EQUAL 1911)
1470                 # see https://docs.microsoft.com/en-us/cpp/error-messages/compiler-warnings/c5038?view=vs-2017
1471                 set(_WARNINGS "${_WARNINGS} /w35038") #order of initialisation in c++ constructors
1472         endif()
1473
1474         string(REPLACE ";" " " _WARNINGS "${_WARNINGS}")
1475         set(C_WARNINGS "${_WARNINGS}")
1476         set(CXX_WARNINGS "${_WARNINGS}")
1477         unset(_WARNINGS)
1478 endif()
1479
1480 # ensure python header is found since detection can fail, this could happen
1481 # with _any_ library but since we used a fixed python version this tends to
1482 # be most problematic.
1483 if(WITH_PYTHON)
1484         if(NOT EXISTS "${PYTHON_INCLUDE_DIR}/Python.h")
1485                 message(FATAL_ERROR
1486                         "Missing: \"${PYTHON_INCLUDE_DIR}/Python.h\",\n"
1487                         "Set the cache entry 'PYTHON_INCLUDE_DIR' to point "
1488                         "to a valid python include path. Containing "
1489                         "Python.h for python version \"${PYTHON_VERSION}\""
1490                 )
1491         endif()
1492
1493         if(WIN32 OR APPLE)
1494                 # Windows and macOS have this bundled with Python libraries.
1495         elseif((WITH_PYTHON_INSTALL AND WITH_PYTHON_INSTALL_NUMPY) OR (WITH_AUDASPACE AND NOT WITH_SYSTEM_AUDASPACE))
1496                 if(("${PYTHON_NUMPY_PATH}" STREQUAL "") OR (${PYTHON_NUMPY_PATH} MATCHES NOTFOUND))
1497                         find_python_package(numpy)
1498                         unset(PYTHON_NUMPY_INCLUDE_DIRS CACHE)
1499                         set(PYTHON_NUMPY_INCLUDE_DIRS ${PYTHON_NUMPY_PATH}/numpy/core/include CACHE PATH "Path to the include directory of the numpy module")
1500                         mark_as_advanced(PYTHON_NUMPY_INCLUDE_DIRS)
1501                 endif()
1502         endif()
1503
1504         if(WIN32 OR APPLE)
1505                 # pass, we have this in lib/python/site-packages
1506         elseif(WITH_PYTHON_INSTALL_REQUESTS)
1507                 find_python_package(requests)
1508         endif()
1509 endif()
1510
1511 if(
1512         CMAKE_COMPILER_IS_GNUCC OR
1513         CMAKE_C_COMPILER_ID MATCHES "Clang" OR
1514         CMAKE_C_COMPILER_ID MATCHES "Intel"
1515 )
1516         # TODO(sergey): Do we want c++11 or gnu-c++11 here?
1517         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
1518 elseif(MSVC)
1519         # Nothing special is needed, C++11 features are available by default.
1520 else()
1521         message(FATAL_ERROR "Unknown compiler ${CMAKE_C_COMPILER_ID}, can't enable C++11 build")
1522 endif()
1523
1524 # Visual Studio has all standards it supports available by default
1525 # Clang on windows copies this behavior and does not support these switches
1526 if(
1527         CMAKE_COMPILER_IS_GNUCC OR
1528         (CMAKE_C_COMPILER_ID MATCHES "Clang" AND (NOT MSVC)) OR
1529         (CMAKE_C_COMPILER_ID MATCHES "Intel")
1530 )
1531         # Use C11 + GNU extensions, works with GCC, Clang, ICC
1532         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu11")
1533 endif()
1534
1535 # Include warnings first, so its possible to disable them with user defined flags
1536 # eg: -Wno-uninitialized
1537 set(CMAKE_C_FLAGS "${C_WARNINGS} ${CMAKE_C_FLAGS} ${PLATFORM_CFLAGS}")
1538 set(CMAKE_CXX_FLAGS "${CXX_WARNINGS} ${CMAKE_CXX_FLAGS} ${PLATFORM_CFLAGS}")
1539
1540 # defined above, platform specific but shared names
1541 mark_as_advanced(
1542         CYCLES_OSL
1543         OSL_LIB_EXEC
1544         OSL_COMPILER
1545         OSL_LIB_COMP
1546         OSL_LIB_QUERY
1547         OSL_INCLUDE_DIR
1548 )
1549
1550 mark_as_advanced(
1551         LLVM_CONFIG
1552         LLVM_ROOT_DIR
1553         LLVM_LIBRARY
1554         LLVM_VERSION
1555 )
1556
1557 #-------------------------------------------------------------------------------
1558 # Global Defines
1559
1560 # better not set includes here but this debugging option is off by default.
1561 if(WITH_CXX_GUARDEDALLOC)
1562         include_directories(${CMAKE_SOURCE_DIR}/intern/guardedalloc)
1563         add_definitions(-DWITH_CXX_GUARDEDALLOC)
1564 endif()
1565
1566 if(WITH_ASSERT_ABORT)
1567         add_definitions(-DWITH_ASSERT_ABORT)
1568 endif()
1569
1570 # message(STATUS "Using CFLAGS: ${CMAKE_C_FLAGS}")
1571 # message(STATUS "Using CXXFLAGS: ${CMAKE_CXX_FLAGS}")
1572
1573 #-----------------------------------------------------------------------------
1574 # Libraries
1575
1576 if(WITH_GTESTS)
1577         include(GTestTesting)
1578 endif()
1579
1580 if(WITH_BLENDER)
1581         add_subdirectory(intern)
1582         add_subdirectory(extern)
1583
1584         # source after intern and extern to gather all
1585         # internal and external library information first, for test linking
1586         add_subdirectory(source)
1587 elseif(WITH_CYCLES_STANDALONE)
1588         add_subdirectory(intern/cycles)
1589         add_subdirectory(extern/clew)
1590         if(WITH_CUDA_DYNLOAD)
1591                 add_subdirectory(extern/cuew)
1592         endif()
1593         if(NOT WITH_SYSTEM_GLEW)
1594                 add_subdirectory(extern/glew)
1595         endif()
1596 endif()
1597
1598 #-----------------------------------------------------------------------------
1599 # Blender Application
1600 if(WITH_BLENDER)
1601         add_subdirectory(source/creator)
1602 endif()
1603
1604
1605 #-----------------------------------------------------------------------------
1606 # Testing
1607 add_subdirectory(tests)
1608
1609
1610 #-----------------------------------------------------------------------------
1611 # CPack for generating packages
1612 include(build_files/cmake/packaging.cmake)
1613
1614 #-----------------------------------------------------------------------------
1615 # Use dynamic loading for OpenMP
1616 if(WITH_BLENDER)
1617         openmp_delayload(blender)
1618 endif()
1619
1620 #-----------------------------------------------------------------------------
1621 # Print Final Configuration
1622
1623 if(FIRST_RUN)
1624
1625         set(_config_msg "\nBlender Configuration\n=====================")
1626
1627         function(info_cfg_option
1628                 _setting
1629                 )
1630
1631                 set(_msg "  - ${_setting}")
1632                 string(LENGTH "${_msg}" _len)
1633                 while("32" GREATER "${_len}")
1634                         set(_msg "${_msg} ")
1635                         math(EXPR _len "${_len} + 1")
1636                 endwhile()
1637
1638                 set(_config_msg "${_config_msg}\n${_msg}${${_setting}}" PARENT_SCOPE)
1639         endfunction()
1640
1641         function(info_cfg_text
1642                 _text
1643                 )
1644
1645                 set(_config_msg "${_config_msg}\n\n  ${_text}" PARENT_SCOPE)
1646         endfunction()
1647
1648         message(STATUS "C Compiler:   \"${CMAKE_C_COMPILER_ID}\"")
1649         message(STATUS "C++ Compiler: \"${CMAKE_CXX_COMPILER_ID}\"")
1650
1651         info_cfg_text("Build Options:")
1652         info_cfg_option(WITH_BULLET)
1653         info_cfg_option(WITH_IK_SOLVER)
1654         info_cfg_option(WITH_IK_ITASC)
1655         info_cfg_option(WITH_OPENCOLLADA)
1656         info_cfg_option(WITH_FFTW3)
1657         info_cfg_option(WITH_INTERNATIONAL)
1658         info_cfg_option(WITH_INPUT_NDOF)
1659         info_cfg_option(WITH_CYCLES)
1660         info_cfg_option(WITH_FREESTYLE)
1661         info_cfg_option(WITH_OPENCOLORIO)
1662         info_cfg_option(WITH_OPENVDB)
1663         info_cfg_option(WITH_ALEMBIC)
1664
1665         info_cfg_text("Compiler Options:")
1666         info_cfg_option(WITH_BUILDINFO)
1667         info_cfg_option(WITH_OPENMP)
1668         info_cfg_option(WITH_RAYOPTIMIZATION)
1669
1670         info_cfg_text("System Options:")
1671         info_cfg_option(WITH_INSTALL_PORTABLE)
1672         info_cfg_option(WITH_X11_ALPHA)
1673         info_cfg_option(WITH_X11_XF86VMODE)
1674         info_cfg_option(WITH_X11_XFIXES)
1675         info_cfg_option(WITH_X11_XINPUT)
1676         info_cfg_option(WITH_MEM_JEMALLOC)
1677         info_cfg_option(WITH_MEM_VALGRIND)
1678         info_cfg_option(WITH_SYSTEM_GLEW)
1679
1680         info_cfg_text("Image Formats:")
1681         info_cfg_option(WITH_OPENIMAGEIO)
1682         info_cfg_option(WITH_IMAGE_CINEON)
1683         info_cfg_option(WITH_IMAGE_DDS)
1684         info_cfg_option(WITH_IMAGE_HDR)
1685         info_cfg_option(WITH_IMAGE_OPENEXR)
1686         info_cfg_option(WITH_IMAGE_OPENJPEG)
1687         info_cfg_option(WITH_IMAGE_TIFF)
1688
1689         info_cfg_text("Audio:")
1690         info_cfg_option(WITH_OPENAL)
1691         info_cfg_option(WITH_SDL)
1692         info_cfg_option(WITH_SDL_DYNLOAD)
1693         info_cfg_option(WITH_JACK)
1694         info_cfg_option(WITH_JACK_DYNLOAD)
1695         info_cfg_option(WITH_CODEC_AVI)
1696         info_cfg_option(WITH_CODEC_FFMPEG)
1697         info_cfg_option(WITH_CODEC_SNDFILE)
1698
1699         info_cfg_text("Compression:")
1700         info_cfg_option(WITH_LZMA)
1701         info_cfg_option(WITH_LZO)
1702
1703         info_cfg_text("Python:")
1704         info_cfg_option(WITH_PYTHON_INSTALL)
1705         info_cfg_option(WITH_PYTHON_INSTALL_NUMPY)
1706         info_cfg_option(WITH_PYTHON_MODULE)
1707         info_cfg_option(WITH_PYTHON_SAFETY)
1708         if(APPLE)
1709                 info_cfg_option(WITH_PYTHON_FRAMEWORK)
1710         endif()
1711
1712         info_cfg_text("Modifiers:")
1713         info_cfg_option(WITH_MOD_REMESH)
1714         info_cfg_option(WITH_MOD_FLUID)
1715         info_cfg_option(WITH_MOD_OCEANSIM)
1716
1717         info_cfg_text("OpenGL:")
1718         info_cfg_option(WITH_GLEW_ES)
1719         info_cfg_option(WITH_GL_EGL)
1720         info_cfg_option(WITH_GL_PROFILE_ES20)
1721         if(WIN32)
1722                 info_cfg_option(WITH_GL_ANGLE)
1723         endif()
1724
1725         info_cfg_text("")
1726
1727         message("${_config_msg}")
1728 endif()
1729
1730 if(0)
1731         print_all_vars()
1732 endif()