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 #
  20 # The Original Code is: all of this file.
  21 #
  22 # Contributor(s): Jacques Beaurain.
  23 #
  24 # ***** END GPL LICENSE BLOCK *****
  25
  26 #-----------------------------------------------------------------------------
  27 # We don't allow in-source builds. This causes no end of troubles because
  28 # all out-of-source builds will use the CMakeCache.txt file there and even
  29 # build the libs and objects in it.
  30
  31 if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_BINARY_DIR})
  32         if(NOT DEFINED WITH_IN_SOURCE_BUILD)
  33                 message(FATAL_ERROR
  34                         "CMake generation for blender is not allowed within the source directory!"
  35                         "\n Remove \"${CMAKE_SOURCE_DIR}/CMakeCache.txt\" and try again from another folder, e.g.:"
  36                         "\n "
  37                         "\n rm CMakeCache.txt"
  38                         "\n cd .."
  39                         "\n mkdir cmake-make"
  40                         "\n cd cmake-make"
  41                         "\n cmake ../blender"
  42                         "\n "
  43                         "\n Alternately define WITH_IN_SOURCE_BUILD to force this option (not recommended!)"
  44                 )
  45         endif()
  46 endif()
  47
  48 cmake_minimum_required(VERSION 3.5)
  49
  50 # Prever LEGACY OpenGL to eb compatible with all the existing releases and
  51 # platforms which don't hare GLVND yet. Only do it if preference was not set
  52 # externally.
  53 if(NOT DEFINED OpenGL_GL_PREFERENCE)
  54         set(OpenGL_GL_PREFERENCE "LEGACY")
  55 endif()
  56
  57 if(NOT EXECUTABLE_OUTPUT_PATH)
  58         set(FIRST_RUN TRUE)
  59 else()
  60         set(FIRST_RUN FALSE)
  61 endif()
  62
  63 # this starts out unset
  64 list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/build_files/cmake/Modules")
  65 list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/build_files/cmake/platform")
  66
  67 # avoid having empty buildtype
  68 if(NOT DEFINED CMAKE_BUILD_TYPE_INIT)
  69         set(CMAKE_BUILD_TYPE_INIT "Release")
  70 endif()
  71
  72 # Omit superfluous "Up-to-date" messages.
  73 if(NOT DEFINED CMAKE_INSTALL_MESSAGE)
  74         set(CMAKE_INSTALL_MESSAGE "LAZY")
  75 endif()
  76
  77 # quiet output for Makefiles, 'make -s' helps too
  78 # set_property(GLOBAL PROPERTY RULE_MESSAGES OFF)
  79
  80 # global compile definitions since add_definitions() adds for all.
  81 set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS
  82         $<$<CONFIG:Debug>:DEBUG;_DEBUG>
  83         $<$<CONFIG:Release>:NDEBUG>
  84         $<$<CONFIG:MinSizeRel>:NDEBUG>
  85         $<$<CONFIG:RelWithDebInfo>:NDEBUG>
  86 )
  87
  88 #-----------------------------------------------------------------------------
  89 # Set policy
  90
  91 # see "cmake --help-policy CMP0003"
  92 # So library linking is more sane
  93 cmake_policy(SET CMP0003 NEW)
  94
  95 # So BUILDINFO and BLENDERPATH strings are automatically quoted
  96 cmake_policy(SET CMP0005 NEW)
  97
  98 # So syntax problems are errors
  99 cmake_policy(SET CMP0010 NEW)
 100
 101 # Input directories must have CMakeLists.txt
 102 cmake_policy(SET CMP0014 NEW)
 103
 104 #-----------------------------------------------------------------------------
 105 # Load some macros.
 106 include(build_files/cmake/macros.cmake)
 107
 108
 109 #-----------------------------------------------------------------------------
 110 # Initialize project.
 111
 112 blender_project_hack_pre()
 113
 114 project(Blender)
 115
 116 blender_project_hack_post()
 117
 118 enable_testing()
 119
 120 #-----------------------------------------------------------------------------
 121 # Redirect output files
 122
 123 set(EXECUTABLE_OUTPUT_PATH ${CMAKE_BINARY_DIR}/bin CACHE INTERNAL "" FORCE)
 124 set(LIBRARY_OUTPUT_PATH ${CMAKE_BINARY_DIR}/lib CACHE INTERNAL "" FORCE)
 125 if(MSVC)
 126         set(TESTS_OUTPUT_DIR ${EXECUTABLE_OUTPUT_PATH}/tests/$<CONFIG>/ CACHE INTERNAL "" FORCE)
 127 else()
 128         set(TESTS_OUTPUT_DIR ${EXECUTABLE_OUTPUT_PATH}/tests/ CACHE INTERNAL "" FORCE)
 129 endif()
 130
 131 #-----------------------------------------------------------------------------
 132 # Set default config options
 133
 134 get_blender_version()
 135
 136
 137 #-----------------------------------------------------------------------------
 138 # Platform Specific Defaults
 139
 140 # list of var-names
 141 set(_init_vars)
 142
 143 # initialize to ON
 144 macro(option_defaults_init)
 145         foreach(_var ${ARGV})
 146                 set(${_var} ON)
 147                 list(APPEND _init_vars "${_var}")
 148         endforeach()
 149         unset(_var)
 150 endmacro()
 151
 152 # remove from namespace
 153 macro(option_defaults_clear)
 154         foreach(_var ${_init_vars})
 155                 unset(${_var})
 156         endforeach()
 157         unset(_var)
 158         unset(_init_vars)
 159 endmacro()
 160
 161
 162 # values to initialize WITH_****
 163 option_defaults_init(
 164         _init_BUILDINFO
 165         _init_CODEC_FFMPEG
 166         _init_CYCLES_OSL
 167         _init_IMAGE_OPENEXR
 168         _init_INPUT_NDOF
 169         _init_JACK
 170         _init_OPENCOLLADA
 171         _init_OPENCOLORIO
 172         _init_SDL
 173         _init_FFTW3
 174         _init_OPENSUBDIV
 175 )
 176
 177 # customize...
 178 if(UNIX AND NOT APPLE)
 179         # some of these libraries are problematic on Linux
 180         # disable less important dependencies by default
 181         set(_init_CODEC_FFMPEG                   OFF)
 182         set(_init_CYCLES_OSL                     OFF)
 183         set(_init_IMAGE_OPENEXR                  OFF)
 184         set(_init_JACK                           OFF)
 185         set(_init_OPENCOLLADA                    OFF)
 186         set(_init_OPENCOLORIO                    OFF)
 187         set(_init_SDL                            OFF)
 188         set(_init_FFTW3                          OFF)
 189         set(_init_OPENSUBDIV                     OFF)
 190 elseif(WIN32)
 191         set(_init_JACK                           OFF)
 192 elseif(APPLE)
 193         set(_init_JACK                           OFF)
 194 endif()
 195
 196
 197 #-----------------------------------------------------------------------------
 198 # Options
 199
 200 # First platform specific non-cached vars
 201 if(UNIX AND NOT (APPLE OR HAIKU))
 202         set(WITH_X11 ON)
 203 endif()
 204
 205 # Blender internal features
 206 option(WITH_BLENDER "Build blender (disable to build only the blender player)" ON)
 207 mark_as_advanced(WITH_BLENDER)
 208
 209 option(WITH_INTERNATIONAL "Enable I18N (International fonts and text)" ON)
 210
 211 option(WITH_PYTHON        "Enable Embedded Python API  (only disable for development)" ON)
 212 option(WITH_PYTHON_SECURITY "Disables execution of scripts within blend files by default" ON)
 213 mark_as_advanced(WITH_PYTHON)  # don't want people disabling this unless they really know what they are doing.
 214 mark_as_advanced(WITH_PYTHON_SECURITY)  # some distributions see this as a security issue, rather than have them patch it, make a build option.
 215
 216 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)
 217 mark_as_advanced(WITH_PYTHON_SAFETY)
 218 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)
 219 if(APPLE)
 220         option(WITH_PYTHON_FRAMEWORK "Enable building using the Python available in the framework (OSX only)" OFF)
 221 endif()
 222
 223 option(WITH_BUILDINFO     "Include extra build details (only disable for development & faster builds)" ${_init_BUILDINFO})
 224 if(${CMAKE_VERSION} VERSION_LESS 2.8.8)
 225         # add_library OBJECT arg unsupported
 226         set(WITH_BUILDINFO OFF)
 227 endif()
 228 set(BUILDINFO_OVERRIDE_DATE "" CACHE STRING "Use instead of the current date for reproducible builds (empty string disables this option)")
 229 set(BUILDINFO_OVERRIDE_TIME "" CACHE STRING "Use instead of the current time for reproducible builds (empty string disables this option)")
 230 set(CPACK_OVERRIDE_PACKAGENAME "" CACHE STRING "Use instead of the standard packagename (empty string disables this option)")
 231 mark_as_advanced(CPACK_OVERRIDE_PACKAGENAME)
 232 mark_as_advanced(BUILDINFO_OVERRIDE_DATE)
 233 mark_as_advanced(BUILDINFO_OVERRIDE_TIME)
 234
 235 option(WITH_IK_ITASC      "Enable ITASC IK solver (only disable for development & for incompatible C++ compilers)" ON)
 236 option(WITH_IK_SOLVER     "Enable Legacy IK solver (only disable for development)" ON)
 237 option(WITH_FFTW3         "Enable FFTW3 support (Used for smoke, ocean sim, and audio effects)" ${_init_FFTW3})
 238 option(WITH_BULLET        "Enable Bullet (Physics Engine)" ON)
 239 option(WITH_SYSTEM_BULLET "Use the systems bullet library (currently unsupported due to missing features in upstream!)" )
 240 mark_as_advanced(WITH_SYSTEM_BULLET)
 241 option(WITH_OPENCOLORIO   "Enable OpenColorIO color management" ${_init_OPENCOLORIO})
 242
 243 # Compositor
 244 option(WITH_COMPOSITOR         "Enable the tile based nodal compositor" ON)
 245
 246 option(WITH_OPENSUBDIV    "Enable OpenSubdiv for surface subdivision" ${_init_OPENSUBDIV})
 247
 248 option(WITH_OPENVDB       "Enable features relying on OpenVDB" OFF)
 249 option(WITH_OPENVDB_BLOSC "Enable blosc compression for OpenVDB, only enable if OpenVDB was built with blosc support" OFF)
 250 option(WITH_OPENVDB_3_ABI_COMPATIBLE "Assume OpenVDB library has been compiled with version 3 ABI compatibility" OFF)
 251 mark_as_advanced(WITH_OPENVDB_3_ABI_COMPATIBLE)
 252
 253 # GHOST Windowing Library Options
 254 option(WITH_GHOST_DEBUG   "Enable debugging output for the GHOST library" OFF)
 255 mark_as_advanced(WITH_GHOST_DEBUG)
 256
 257 option(WITH_GHOST_SDL    "Enable building Blender against SDL for windowing rather than the native APIs" OFF)
 258 mark_as_advanced(WITH_GHOST_SDL)
 259
 260 if(WITH_X11)
 261         option(WITH_GHOST_XDND    "Enable drag'n'drop support on X11 using XDND protocol" ON)
 262 endif()
 263
 264 # Misc...
 265 option(WITH_HEADLESS      "Build without graphical support (renderfarm, server mode only)" OFF)
 266 mark_as_advanced(WITH_HEADLESS)
 267
 268 option(WITH_AUDASPACE    "Build with blenders audio library (only disable if you know what you're doing!)" ON)
 269 option(WITH_SYSTEM_AUDASPACE "Build with external audaspace library installed on the system (only enable if you know what you're doing!)" OFF)
 270 mark_as_advanced(WITH_AUDASPACE)
 271 mark_as_advanced(WITH_SYSTEM_AUDASPACE)
 272
 273 if(NOT WITH_AUDASPACE)
 274         set(WITH_SYSTEM_AUDASPACE OFF)
 275 endif()
 276
 277 option(WITH_OPENMP        "Enable OpenMP (has to be supported by the compiler)" ON)
 278 if(UNIX AND NOT APPLE)
 279         option(WITH_OPENMP_STATIC "Link OpenMP statically (only used by the release environment)" OFF)
 280         mark_as_advanced(WITH_OPENMP_STATIC)
 281 endif()
 282
 283 if(WITH_X11)
 284         option(WITH_X11_XINPUT    "Enable X11 Xinput (tablet support and unicode input)"  ON)
 285         option(WITH_X11_XF86VMODE "Enable X11 video mode switching"                       ON)
 286         option(WITH_X11_XFIXES    "Enable X11 XWayland cursor warping workaround"         ON)
 287         option(WITH_X11_ALPHA     "Enable X11 transparent background"                     ON)
 288 endif()
 289
 290 if(UNIX AND NOT APPLE)
 291         option(WITH_SYSTEM_GLEW "Use GLEW OpenGL wrapper library provided by the operating system" OFF)
 292         option(WITH_SYSTEM_GLES "Use OpenGL ES library provided by the operating system"           ON)
 293 else()
 294         # not an option for other OS's
 295         set(WITH_SYSTEM_GLEW OFF)
 296         set(WITH_SYSTEM_GLES OFF)
 297 endif()
 298
 299
 300 if(UNIX AND NOT APPLE)
 301         option(WITH_SYSTEM_EIGEN3 "Use the systems Eigen3 library" OFF)
 302 endif()
 303
 304
 305 # Modifiers
 306 option(WITH_MOD_FLUID           "Enable Elbeem Modifier (Fluid Simulation)" ON)
 307 option(WITH_MOD_SMOKE           "Enable Smoke Modifier (Smoke Simulation)" ON)
 308 option(WITH_MOD_REMESH          "Enable Remesh Modifier" ON)
 309 # option(WITH_MOD_CLOTH_ELTOPO    "Enable Experimental cloth solver" OFF)  # this is now only available in a branch
 310 # mark_as_advanced(WITH_MOD_CLOTH_ELTOPO)
 311 option(WITH_MOD_OCEANSIM        "Enable Ocean Modifier" OFF)
 312
 313 # Image format support
 314 option(WITH_OPENIMAGEIO         "Enable OpenImageIO Support (http://www.openimageio.org)" ON)
 315 option(WITH_IMAGE_OPENEXR       "Enable OpenEXR Support (http://www.openexr.com)" ${_init_IMAGE_OPENEXR})
 316 option(WITH_IMAGE_OPENJPEG      "Enable OpenJpeg Support (http://www.openjpeg.org)" ON)
 317 option(WITH_IMAGE_TIFF          "Enable LibTIFF Support" ON)
 318 option(WITH_IMAGE_DDS           "Enable DDS Image Support" ON)
 319 option(WITH_IMAGE_CINEON        "Enable CINEON and DPX Image Support" ON)
 320 option(WITH_IMAGE_HDR           "Enable HDR Image Support" ON)
 321
 322 # Audio/Video format support
 323 option(WITH_CODEC_AVI           "Enable Blenders own AVI file support (raw/jpeg)" ON)
 324 option(WITH_CODEC_FFMPEG        "Enable FFMPeg Support (http://ffmpeg.org)" ${_init_CODEC_FFMPEG})
 325 option(WITH_CODEC_SNDFILE       "Enable libsndfile Support (http://www.mega-nerd.com/libsndfile)" OFF)
 326
 327 # Alembic support
 328 option(WITH_ALEMBIC             "Enable Alembic Support" OFF)
 329 option(WITH_ALEMBIC_HDF5        "Enable Legacy Alembic Support (not officially supported)" OFF)
 330
 331 # 3D format support
 332 # Disable opencollada when we don't have precompiled libs
 333 option(WITH_OPENCOLLADA   "Enable OpenCollada Support (http://www.opencollada.org)" ${_init_OPENCOLLADA})
 334
 335 # Sound output
 336 option(WITH_SDL           "Enable SDL for sound and joystick support" ${_init_SDL})
 337 option(WITH_OPENAL        "Enable OpenAL Support (http://www.openal.org)" ON)
 338 option(WITH_JACK          "Enable JACK Support (http://www.jackaudio.org)" ${_init_JACK})
 339 if(UNIX AND NOT APPLE)
 340         option(WITH_JACK_DYNLOAD  "Enable runtime dynamic JACK libraries loading" OFF)
 341 endif()
 342 if(UNIX AND NOT APPLE)
 343         option(WITH_SDL_DYNLOAD  "Enable runtime dynamic SDL libraries loading" OFF)
 344 endif()
 345
 346 # Compression
 347 option(WITH_LZO           "Enable fast LZO compression (used for pointcache)" ON)
 348 option(WITH_LZMA          "Enable best LZMA compression, (used for pointcache)" ON)
 349 if(UNIX AND NOT APPLE)
 350         option(WITH_SYSTEM_LZO    "Use the system LZO library" OFF)
 351 endif()
 352
 353 # Camera/motion tracking
 354 option(WITH_LIBMV         "Enable Libmv structure from motion library" ON)
 355 option(WITH_LIBMV_SCHUR_SPECIALIZATIONS "Enable fixed-size schur specializations." OFF)
 356 mark_as_advanced(WITH_LIBMV_SCHUR_SPECIALIZATIONS)
 357
 358 # Logging/unbit test libraries.
 359 option(WITH_SYSTEM_GFLAGS   "Use system-wide Gflags instead of a bundled one" OFF)
 360 option(WITH_SYSTEM_GLOG     "Use system-wide Glog instead of a bundled one" OFF)
 361 mark_as_advanced(WITH_SYSTEM_GFLAGS)
 362 mark_as_advanced(WITH_SYSTEM_GLOG)
 363
 364 # Freestyle
 365 option(WITH_FREESTYLE     "Enable Freestyle (advanced edges rendering)" ON)
 366
 367 # Misc
 368 if(WIN32)
 369         option(WITH_INPUT_IME "Enable Input Method Editor (IME) for complex Asian character input" ON)
 370 endif()
 371 option(WITH_INPUT_NDOF "Enable NDOF input devices (SpaceNavigator and friends)" ${_init_INPUT_NDOF})
 372 option(WITH_RAYOPTIMIZATION     "Enable use of SIMD (SSE) optimizations for the raytracer" ON)
 373 if(UNIX AND NOT APPLE)
 374         option(WITH_INSTALL_PORTABLE "Install redistributeable runtime, otherwise install into CMAKE_INSTALL_PREFIX" ON)
 375         option(WITH_STATIC_LIBS "Try to link with static libraries, as much as possible, to make blender more portable across distributions" OFF)
 376         if(WITH_STATIC_LIBS)
 377                 option(WITH_BOOST_ICU "Boost uses ICU library (required for linking with static Boost built with libicu)." OFF)
 378                 mark_as_advanced(WITH_BOOST_ICU)
 379         endif()
 380 endif()
 381
 382 option(WITH_PYTHON_INSTALL       "Copy system python into the blender install folder" ON)
 383 if(WIN32 OR APPLE)
 384         # Windows and macOS have this bundled with Python libraries.
 385 elseif(WITH_PYTHON_INSTALL OR (WITH_AUDASPACE AND NOT WITH_SYSTEM_AUDASPACE))
 386         set(PYTHON_NUMPY_PATH            "" CACHE PATH "Path to python site-packages or dist-packages containing 'numpy' module")
 387         mark_as_advanced(PYTHON_NUMPY_PATH)
 388         set(PYTHON_NUMPY_INCLUDE_DIRS ${PYTHON_NUMPY_PATH}/numpy/core/include CACHE PATH "Path to the include directory of the numpy module")
 389         mark_as_advanced(PYTHON_NUMPY_INCLUDE_DIRS)
 390 endif()
 391 if(WITH_PYTHON_INSTALL)
 392         option(WITH_PYTHON_INSTALL_NUMPY "Copy system numpy into the blender install folder"  ON)
 393
 394         if(UNIX AND NOT APPLE)
 395                 option(WITH_PYTHON_INSTALL_REQUESTS "Copy system requests into the blender install folder" ON)
 396                 set(PYTHON_REQUESTS_PATH "" CACHE PATH "Path to python site-packages or dist-packages containing 'requests' module")
 397                 mark_as_advanced(PYTHON_REQUESTS_PATH)
 398         endif()
 399 endif()
 400
 401 option(WITH_CPU_SSE              "Enable SIMD instruction if they're detected on the host machine" ON)
 402 mark_as_advanced(WITH_CPU_SSE)
 403
 404 # Cycles
 405 option(WITH_CYCLES                                      "Enable Cycles Render Engine" ON)
 406 option(WITH_CYCLES_STANDALONE           "Build Cycles standalone application" OFF)
 407 option(WITH_CYCLES_STANDALONE_GUI       "Build Cycles standalone with GUI" OFF)
 408 option(WITH_CYCLES_OSL                          "Build Cycles with OSL support" ${_init_CYCLES_OSL})
 409 option(WITH_CYCLES_EMBREE                       "Build Cycles with Embree support" OFF)
 410 option(WITH_CYCLES_CUDA_BINARIES        "Build Cycles CUDA binaries" OFF)
 411 option(WITH_CYCLES_CUBIN_COMPILER       "Build cubins with nvrtc based compiler instead of nvcc" OFF)
 412 option(WITH_CYCLES_CUDA_BUILD_SERIAL "Build cubins one after another (useful on machines with limited RAM)" OFF)
 413 mark_as_advanced(WITH_CYCLES_CUDA_BUILD_SERIAL)
 414 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")
 415 mark_as_advanced(CYCLES_CUDA_BINARIES_ARCH)
 416 unset(PLATFORM_DEFAULT)
 417 option(WITH_CYCLES_LOGGING      "Build Cycles with logging support" ON)
 418 option(WITH_CYCLES_DEBUG        "Build Cycles with extra debug capabilities" OFF)
 419 option(WITH_CYCLES_NATIVE_ONLY  "Build Cycles with native kernel only (which fits current CPU, use for development only)" OFF)
 420 mark_as_advanced(WITH_CYCLES_CUBIN_COMPILER)
 421 mark_as_advanced(WITH_CYCLES_LOGGING)
 422 mark_as_advanced(WITH_CYCLES_DEBUG)
 423 mark_as_advanced(WITH_CYCLES_NATIVE_ONLY)
 424
 425 option(WITH_CYCLES_DEVICE_CUDA                          "Enable Cycles CUDA compute support" ON)
 426 option(WITH_CYCLES_DEVICE_OPENCL                        "Enable Cycles OpenCL compute support" ON)
 427 option(WITH_CYCLES_NETWORK                              "Enable Cycles compute over network support (EXPERIMENTAL and unfinished)" OFF)
 428 mark_as_advanced(WITH_CYCLES_DEVICE_CUDA)
 429 mark_as_advanced(WITH_CYCLES_DEVICE_OPENCL)
 430 mark_as_advanced(WITH_CYCLES_NETWORK)
 431
 432 option(WITH_CUDA_DYNLOAD "Dynamically load CUDA libraries at runtime" ON)
 433 mark_as_advanced(WITH_CUDA_DYNLOAD)
 434
 435 # LLVM
 436 option(WITH_LLVM                                        "Use LLVM" OFF)
 437 if(APPLE)
 438         option(LLVM_STATIC                                      "Link with LLVM static libraries" ON) # we prefer static llvm build on Apple, dyn build possible though
 439 else()
 440         option(LLVM_STATIC                                      "Link with LLVM static libraries" OFF)
 441 endif()
 442 mark_as_advanced(LLVM_STATIC)
 443
 444 # disable for now, but plan to support on all platforms eventually
 445 option(WITH_MEM_JEMALLOC   "Enable malloc replacement (http://www.canonware.com/jemalloc)" ON)
 446 mark_as_advanced(WITH_MEM_JEMALLOC)
 447
 448 # currently only used for BLI_mempool
 449 option(WITH_MEM_VALGRIND "Enable extended valgrind support for better reporting" OFF)
 450 mark_as_advanced(WITH_MEM_VALGRIND)
 451
 452 # Debug
 453 option(WITH_CXX_GUARDEDALLOC "Enable GuardedAlloc for C++ memory allocation tracking (only enable for development)" OFF)
 454 mark_as_advanced(WITH_CXX_GUARDEDALLOC)
 455
 456 option(WITH_ASSERT_ABORT "Call abort() when raising an assertion through BLI_assert()" ON)
 457 mark_as_advanced(WITH_ASSERT_ABORT)
 458
 459 option(WITH_BOOST                                       "Enable features depending on boost" ON)
 460
 461 # Unit testsing
 462 option(WITH_GTESTS "Enable GTest unit testing" OFF)
 463 option(WITH_OPENGL_RENDER_TESTS "Enable OpenGL render related unit testing (Experimental)" OFF)
 464 option(WITH_OPENGL_DRAW_TESTS "Enable OpenGL UI drawing related unit testing (Experimental)" OFF)
 465
 466
 467 # Documentation
 468 if(UNIX AND NOT APPLE)
 469         option(WITH_DOC_MANPAGE "Create a manual page (Unix manpage)" OFF)
 470 endif()
 471
 472
 473 # OpenGL
 474
 475 option(WITH_OPENGL              "When off limits visibility of the opengl headers to just bf_gpu and gawain (temporary option for development purposes)" ON)
 476 option(WITH_GLEW_ES             "Switches to experimental copy of GLEW that has support for OpenGL ES. (temporary option for development purposes)" OFF)
 477 option(WITH_GL_EGL              "Use the EGL OpenGL system library instead of the platform specific OpenGL system library (CGL, glX, or WGL)"       OFF)
 478 option(WITH_GL_PROFILE_ES20     "Support using OpenGL ES 2.0. (thru either EGL or the AGL/WGL/XGL 'es20' profile)"                                  OFF)
 479
 480 mark_as_advanced(
 481         WITH_OPENGL
 482         WITH_GLEW_ES
 483         WITH_GL_EGL
 484         WITH_GL_PROFILE_ES20
 485 )
 486
 487 if(WIN32)
 488         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)
 489         mark_as_advanced(WITH_GL_ANGLE)
 490 endif()
 491
 492 if(WITH_GLEW_ES AND WITH_SYSTEM_GLEW)
 493         message(WARNING Ignoring WITH_SYSTEM_GLEW and using WITH_GLEW_ES)
 494         set(WITH_SYSTEM_GLEW OFF)
 495 endif()
 496
 497 if(WIN32)
 498         getDefaultWindowsPrefixBase(CMAKE_GENERIC_PROGRAM_FILES)
 499         set(CPACK_INSTALL_PREFIX ${CMAKE_GENERIC_PROGRAM_FILES}/${})
 500 endif()
 501
 502 # Compiler toolchain
 503 if(CMAKE_COMPILER_IS_GNUCC)
 504         option(WITH_LINKER_GOLD "Use ld.gold linker which is usually faster than ld.bfd" ON)
 505         mark_as_advanced(WITH_LINKER_GOLD)
 506 endif()
 507
 508 if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_C_COMPILER_ID MATCHES "Clang")
 509         option(WITH_COMPILER_ASAN "Build and link against address sanitizer (only for Debug & RelWithDebInfo targets)." OFF)
 510         mark_as_advanced(WITH_COMPILER_ASAN)
 511
 512         if(WITH_COMPILER_ASAN)
 513                 set(_asan_defaults "\
 514 -fsanitize=address \
 515 -fsanitize=bool \
 516 -fsanitize=bounds \
 517 -fsanitize=enum \
 518 -fsanitize=float-cast-overflow \
 519 -fsanitize=float-divide-by-zero \
 520 -fsanitize=nonnull-attribute \
 521 -fsanitize=returns-nonnull-attribute \
 522 -fsanitize=signed-integer-overflow \
 523 -fsanitize=undefined \
 524 -fsanitize=vla-bound \
 525 -fno-sanitize=alignment \
 526 ")
 527
 528                 if(NOT MSVC) # not all sanitizers are supported with clang-cl, these two however are very vocal about it
 529                         set(_asan_defaults "${_asan_defaults} -fsanitize=leak -fsanitize=object-size" )
 530                 endif()
 531                 set(COMPILER_ASAN_CFLAGS "${_asan_defaults}" CACHE STRING "C flags for address sanitizer")
 532                 mark_as_advanced(COMPILER_ASAN_CFLAGS)
 533                 set(COMPILER_ASAN_CXXFLAGS "${_asan_defaults}" CACHE STRING "C++ flags for address sanitizer")
 534                 mark_as_advanced(COMPILER_ASAN_CXXFLAGS)
 535
 536                 unset(_asan_defaults)
 537
 538                 if(NOT MSVC)
 539                         find_library(COMPILER_ASAN_LIBRARY asan ${CMAKE_C_IMPLICIT_LINK_DIRECTORIES})
 540                 else()
 541                         find_library( COMPILER_ASAN_LIBRARY NAMES clang_rt.asan-x86_64
 542                                 PATHS
 543                                 [HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\LLVM\\LLVM;]/lib/clang/7.0.0/lib/windows
 544                                 [HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\LLVM\\LLVM;]/lib/clang/6.0.0/lib/windows
 545                         )
 546                 endif()
 547                 mark_as_advanced(COMPILER_ASAN_LIBRARY)
 548         endif()
 549 endif()
 550
 551 # Dependency graph
 552 option(WITH_LEGACY_DEPSGRAPH "Build Blender with legacy dependency graph" ON)
 553 mark_as_advanced(WITH_LEGACY_DEPSGRAPH)
 554
 555 if(WIN32)
 556         # Use hardcoded paths or find_package to find externals
 557         option(WITH_WINDOWS_FIND_MODULES "Use find_package to locate libraries" OFF)
 558         mark_as_advanced(WITH_WINDOWS_FIND_MODULES)
 559
 560         option(WITH_WINDOWS_CODESIGN "Use signtool to sign the final binary." OFF)
 561         mark_as_advanced(WITH_WINDOWS_CODESIGN)
 562
 563         set(WINDOWS_CODESIGN_PFX CACHE FILEPATH  "Path to pfx file to use for codesigning.")
 564         mark_as_advanced(WINDOWS_CODESIGN_PFX)
 565
 566         set(WINDOWS_CODESIGN_PFX_PASSWORD CACHE STRING  "password for pfx file used for codesigning.")
 567         mark_as_advanced(WINDOWS_CODESIGN_PFX_PASSWORD)
 568
 569         option(WINDOWS_USE_VISUAL_STUDIO_FOLDERS "Organize the visual studio project according to source folders." ON)
 570         mark_as_advanced(WINDOWS_USE_VISUAL_STUDIO_FOLDERS)
 571
 572         option(WINDOWS_PYTHON_DEBUG "Include the files needed for debugging python scripts with visual studio 2017+." OFF)
 573         mark_as_advanced(WINDOWS_PYTHON_DEBUG)
 574 endif()
 575
 576 # avoid using again
 577 option_defaults_clear()
 578
 579 # end option(...)
 580
 581
 582
 583 # By default we want to install to the directory we are compiling our executables
 584 # unless specified otherwise, which we currently do not allow
 585 if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
 586         if(WIN32)
 587                 set(CMAKE_INSTALL_PREFIX ${EXECUTABLE_OUTPUT_PATH}/\${BUILD_TYPE} CACHE PATH "default install path" FORCE)
 588         elseif(APPLE)
 589                 set(CMAKE_INSTALL_PREFIX ${EXECUTABLE_OUTPUT_PATH}/\${BUILD_TYPE} CACHE PATH "default install path" FORCE)
 590         else()
 591                 if(WITH_INSTALL_PORTABLE)
 592                         set(CMAKE_INSTALL_PREFIX ${EXECUTABLE_OUTPUT_PATH} CACHE PATH "default install path" FORCE)
 593                 endif()
 594         endif()
 595 endif()
 596
 597
 598
 599 # Apple
 600
 601 if(APPLE)
 602         include(platform_apple_xcode)
 603 endif()
 604
 605
 606 #-----------------------------------------------------------------------------
 607 # Check for conflicting/unsupported configurations
 608
 609 if(NOT WITH_BLENDER AND NOT WITH_CYCLES_STANDALONE)
 610         message(FATAL_ERROR
 611                 "At least one of WITH_BLENDER or WITH_CYCLES_STANDALONE "
 612                 "must be enabled, nothing to do!"
 613         )
 614 endif()
 615
 616 if(NOT WITH_AUDASPACE)
 617         if(WITH_OPENAL)
 618                 message(WARNING "WITH_OPENAL requires WITH_AUDASPACE which is disabled")
 619                 set(WITH_OPENAL OFF)
 620         endif()
 621         if(WITH_JACK)
 622                 message(WARNING "WITH_JACK requires WITH_AUDASPACE which is disabled")
 623                 set(WITH_JACK OFF)
 624         endif()
 625 endif()
 626
 627 if(NOT WITH_SDL AND WITH_GHOST_SDL)
 628         message(FATAL_ERROR "WITH_GHOST_SDL requires WITH_SDL")
 629 endif()
 630
 631 # python module, needs some different options
 632 if(WITH_PYTHON_MODULE AND WITH_PYTHON_INSTALL)
 633         message(FATAL_ERROR "WITH_PYTHON_MODULE requires WITH_PYTHON_INSTALL to be OFF")
 634 endif()
 635
 636
 637 # may as well build python module without a UI
 638 if(WITH_PYTHON_MODULE)
 639         set(WITH_HEADLESS ON)
 640 endif()
 641
 642 if(NOT WITH_PYTHON)
 643         set(WITH_CYCLES OFF)
 644 endif()
 645
 646 # enable boost for cycles, audaspace or i18n
 647 # otherwise if the user disabled
 648 if(NOT WITH_BOOST)
 649         # Explicitly disabled. so disable all deps.
 650         macro(set_and_warn
 651                 _setting _val)
 652                 if(${${_setting}})
 653                         message(STATUS "'WITH_BOOST' is disabled: forcing 'set(${_setting} ${_val})'")
 654                 endif()
 655                 set(${_setting} ${_val})
 656         endmacro()
 657
 658         set_and_warn(WITH_CYCLES         OFF)
 659         set_and_warn(WITH_INTERNATIONAL  OFF)
 660         set_and_warn(WITH_OPENVDB        OFF)
 661         set_and_warn(WITH_OPENCOLORIO    OFF)
 662 elseif(WITH_CYCLES OR WITH_OPENIMAGEIO OR WITH_INTERNATIONAL OR
 663        WITH_OPENVDB OR WITH_OPENCOLORIO)
 664         # Keep enabled
 665 else()
 666         # Disable boost if not needed.
 667         set(WITH_BOOST OFF)
 668 endif()
 669
 670 # auto enable openimageio for cycles
 671 if(WITH_CYCLES)
 672         set(WITH_OPENIMAGEIO ON)
 673
 674         # auto enable llvm for cycles_osl
 675         if(WITH_CYCLES_OSL)
 676                 set(WITH_LLVM ON CACHE BOOL "" FORCE)
 677         endif()
 678 else()
 679         set(WITH_CYCLES_OSL OFF)
 680 endif()
 681
 682 # auto enable openimageio linking dependencies
 683 if(WITH_OPENIMAGEIO)
 684         set(WITH_IMAGE_OPENEXR ON)
 685         set(WITH_IMAGE_TIFF ON)
 686 endif()
 687
 688 # auto enable alembic linking dependencies
 689 if(WITH_ALEMBIC)
 690         set(WITH_IMAGE_OPENEXR ON)
 691 endif()
 692
 693 # don't store paths to libs for portable distribution
 694 if(WITH_INSTALL_PORTABLE)
 695         set(CMAKE_SKIP_BUILD_RPATH TRUE)
 696 endif()
 697
 698 if(WITH_GHOST_SDL OR WITH_HEADLESS)
 699         set(WITH_X11           OFF)
 700         set(WITH_X11_XINPUT    OFF)
 701         set(WITH_X11_XF86VMODE OFF)
 702         set(WITH_X11_XFIXES    OFF)
 703         set(WITH_X11_ALPHA     OFF)
 704         set(WITH_GHOST_XDND    OFF)
 705         set(WITH_INPUT_IME     OFF)
 706 endif()
 707
 708 if(WITH_CPU_SSE)
 709         TEST_SSE_SUPPORT(COMPILER_SSE_FLAG COMPILER_SSE2_FLAG)
 710 else()
 711         message(STATUS "SSE and SSE2 optimizations are DISABLED!")
 712         set(COMPILER_SSE_FLAG)
 713         set(COMPILER_SSE2_FLAG)
 714 endif()
 715
 716 if(WITH_BUILDINFO)
 717         find_package(Git)
 718         if(NOT GIT_FOUND)
 719                 message(WARNING "Git was not found, disabling WITH_BUILDINFO")
 720                 set(WITH_BUILDINFO OFF)
 721         endif()
 722 endif()
 723
 724 if(WITH_AUDASPACE)
 725         if(NOT WITH_SYSTEM_AUDASPACE)
 726                 set(AUDASPACE_C_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/extern/audaspace/bindings/C" "${CMAKE_BINARY_DIR}/extern/audaspace")
 727                 set(AUDASPACE_PY_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/extern/audaspace/bindings")
 728         endif()
 729 endif()
 730
 731 # Auto-enable CUDA dynload if toolkit is not found.
 732 if(NOT WITH_CUDA_DYNLOAD)
 733         find_package(CUDA)
 734         if (NOT CUDA_FOUND)
 735                 message("CUDA toolkit not found, using dynamic runtime loading of libraries instead")
 736                 set(WITH_CUDA_DYNLOAD ON)
 737         endif()
 738 endif()
 739
 740 #-----------------------------------------------------------------------------
 741 # Check for valid directories
 742 # ... a partial checkout may cause this.
 743 #
 744 # note: we need to check for a known subdir in both cases.
 745 #       since uninitialized git submodules will give blank dirs
 746
 747 if(WITH_INTERNATIONAL)
 748         if(NOT EXISTS "${CMAKE_SOURCE_DIR}/release/datafiles/locale/languages")
 749                 message(WARNING
 750                         "Translation path '${CMAKE_SOURCE_DIR}/release/datafiles/locale' is missing, "
 751                         "This is a 'git submodule', which are known not to work with bridges to other version "
 752                         "control systems, disabling 'WITH_INTERNATIONAL'."
 753                 )
 754                 set(WITH_INTERNATIONAL OFF)
 755         endif()
 756 endif()
 757
 758 if(WITH_PYTHON)
 759         # While we have this as an '#error' in 'bpy_capi_utils.h',
 760         # upgrading Python tends to cause confusion for users who build.
 761         # Give the error message early to make this more obvious.
 762         #
 763         # Do this before main 'platform_*' checks,
 764         # because UNIX will search for the old Python paths which may not exist.
 765         # giving errors about missing paths before this case is met.
 766         if(DEFINED PYTHON_VERSION AND "${PYTHON_VERSION}" VERSION_LESS "3.6")
 767                 message(FATAL_ERROR "At least Python 3.6 is required to build")
 768         endif()
 769
 770         if(NOT EXISTS "${CMAKE_SOURCE_DIR}/release/scripts/addons/modules")
 771                 message(WARNING
 772                         "Addons path '${CMAKE_SOURCE_DIR}/release/scripts/addons' is missing, "
 773                         "This is a 'git submodule', which are known not to work with bridges to other version "
 774                         "control systems: * CONTINUING WITHOUT ADDONS *"
 775                 )
 776         endif()
 777 endif()
 778
 779 #-----------------------------------------------------------------------------
 780 # Initialize un-cached vars, avoid unused warning
 781
 782 # linux only, not cached
 783 set(WITH_BINRELOC OFF)
 784
 785 # MACOSX only, set to avoid uninitialized
 786 set(EXETYPE "")
 787
 788 # C/C++ flags
 789 set(PLATFORM_CFLAGS)
 790
 791 # these are added to later on.
 792 set(C_WARNINGS)
 793 set(CXX_WARNINGS)
 794
 795 # for gcc -Wno-blah-blah
 796 set(C_REMOVE_STRICT_FLAGS)
 797 set(CXX_REMOVE_STRICT_FLAGS)
 798
 799 # libraries to link the binary with passed to target_link_libraries()
 800 # known as LLIBS to scons
 801 set(PLATFORM_LINKLIBS "")
 802
 803 # Added to linker flags in setup_liblinks
 804 # - CMAKE_EXE_LINKER_FLAGS
 805 # - CMAKE_EXE_LINKER_FLAGS_DEBUG
 806 set(PLATFORM_LINKFLAGS "")
 807 set(PLATFORM_LINKFLAGS_DEBUG "")
 808
 809 if (NOT CMAKE_BUILD_TYPE MATCHES "Release")
 810         if(WITH_COMPILER_ASAN)
 811                 set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} ${COMPILER_ASAN_CFLAGS}")
 812                 set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO} ${COMPILER_ASAN_CFLAGS}")
 813
 814                 set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${COMPILER_ASAN_CXXFLAGS}")
 815                 set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} ${COMPILER_ASAN_CXXFLAGS}")
 816                 if(MSVC)
 817                         set(COMPILER_ASAN_LINKER_FLAGS "/FUNCTIONPADMIN:6")
 818                 endif()
 819                 set(PLATFORM_LINKLIBS "${PLATFORM_LINKLIBS};${COMPILER_ASAN_LIBRARY}")
 820                 set(PLATFORM_LINKFLAGS "${COMPILER_ASAN_LIBRARY} ${COMPILER_ASAN_LINKER_FLAGS}")
 821                 set(PLATFORM_LINKFLAGS_DEBUG "${COMPILER_ASAN_LIBRARY} ${COMPILER_ASAN_LINKER_FLAGS}")
 822         endif()
 823 endif()
 824
 825 #-----------------------------------------------------------------------------
 826 #Platform specifics
 827
 828 if(WITH_X11)
 829         find_package(X11 REQUIRED)
 830
 831         find_path(X11_XF86keysym_INCLUDE_PATH X11/XF86keysym.h ${X11_INC_SEARCH_PATH})
 832         mark_as_advanced(X11_XF86keysym_INCLUDE_PATH)
 833
 834         list(APPEND PLATFORM_LINKLIBS ${X11_X11_LIB})
 835
 836         if(WITH_X11_XINPUT)
 837                 if(X11_Xinput_LIB)
 838                         list(APPEND PLATFORM_LINKLIBS ${X11_Xinput_LIB})
 839                 else()
 840                         set(WITH_X11_XINPUT OFF)
 841                 endif()
 842         endif()
 843
 844         if(WITH_X11_XF86VMODE)
 845                 # XXX, why doesn't cmake make this available?
 846                 find_library(X11_Xxf86vmode_LIB Xxf86vm   ${X11_LIB_SEARCH_PATH})
 847                 mark_as_advanced(X11_Xxf86vmode_LIB)
 848                 if(X11_Xxf86vmode_LIB)
 849                         list(APPEND PLATFORM_LINKLIBS ${X11_Xxf86vmode_LIB})
 850                 else()
 851                         set(WITH_X11_XF86VMODE OFF)
 852                 endif()
 853         endif()
 854
 855         if(WITH_X11_XFIXES)
 856                 if(X11_Xfixes_LIB)
 857                         list(APPEND PLATFORM_LINKLIBS ${X11_Xfixes_LIB})
 858                 else()
 859                         set(WITH_X11_XFIXES OFF)
 860                 endif()
 861         endif()
 862
 863         if(WITH_X11_ALPHA)
 864                 find_library(X11_Xrender_LIB Xrender  ${X11_LIB_SEARCH_PATH})
 865                 mark_as_advanced(X11_Xrender_LIB)
 866                 if(X11_Xrender_LIB)
 867                         list(APPEND PLATFORM_LINKLIBS ${X11_Xrender_LIB})
 868                 else()
 869                         set(WITH_X11_ALPHA OFF)
 870                 endif()
 871         endif()
 872
 873 endif()
 874
 875
 876 # ----------------------------------------------------------------------------
 877 # Main Platform Checks
 878 #
 879 # - UNIX
 880 # - WIN32
 881 # - APPLE
 882
 883 if(UNIX AND NOT APPLE)
 884         include(platform_unix)
 885 elseif(WIN32)
 886         include(platform_win32)
 887 elseif(APPLE)
 888         include(platform_apple)
 889 endif()
 890
 891 #-----------------------------------------------------------------------------
 892 # Common.
 893
 894 if(NOT WITH_FFTW3 AND WITH_MOD_OCEANSIM)
 895         message(FATAL_ERROR "WITH_MOD_OCEANSIM requires WITH_FFTW3 to be ON")
 896 endif()
 897
 898 if(WITH_CYCLES)
 899         if(NOT WITH_OPENIMAGEIO)
 900                 message(FATAL_ERROR
 901                         "Cycles requires WITH_OPENIMAGEIO, the library may not have been found. "
 902                         "Configure OIIO or disable WITH_CYCLES"
 903                 )
 904         endif()
 905         if(NOT WITH_BOOST)
 906                 message(FATAL_ERROR
 907                         "Cycles requires WITH_BOOST, the library may not have been found. "
 908                         "Configure BOOST or disable WITH_CYCLES"
 909                 )
 910         endif()
 911
 912         if(WITH_CYCLES_OSL)
 913                 if(NOT WITH_LLVM)
 914                         message(FATAL_ERROR
 915                                 "Cycles OSL requires WITH_LLVM, the library may not have been found. "
 916                                 "Configure LLVM or disable WITH_CYCLES_OSL"
 917                         )
 918                 endif()
 919         endif()
 920 endif()
 921
 922 if(WITH_INTERNATIONAL)
 923         if(NOT WITH_BOOST)
 924                 message(FATAL_ERROR
 925                         "Internationalization requires WITH_BOOST, the library may not have been found. "
 926                         "Configure BOOST or disable WITH_INTERNATIONAL"
 927                 )
 928         endif()
 929 endif()
 930
 931 # See TEST_SSE_SUPPORT() for how this is defined.
 932
 933 # Do it globally, SSE2 is required for quite some time now.
 934 # Doing it now allows to use SSE/SSE2 in inline headers.
 935 if(SUPPORT_SSE_BUILD)
 936         set(PLATFORM_CFLAGS " ${COMPILER_SSE_FLAG} ${PLATFORM_CFLAGS}")
 937         add_definitions(-D__SSE__ -D__MMX__)
 938 endif()
 939 if(SUPPORT_SSE2_BUILD)
 940         set(PLATFORM_CFLAGS " ${PLATFORM_CFLAGS} ${COMPILER_SSE2_FLAG}")
 941         add_definitions(-D__SSE2__)
 942         if(NOT SUPPORT_SSE_BUILD) # don't double up
 943                 add_definitions(-D__MMX__)
 944         endif()
 945 endif()
 946
 947
 948 # set the endian define
 949 if(MSVC)
 950         # for some reason this fails on msvc
 951         add_definitions(-D__LITTLE_ENDIAN__)
 952
 953 # OSX-Note: as we do cross-compiling with specific set architecture,
 954 # endianess-detection and auto-setting is counterproductive
 955 # so we just set endianness according CMAKE_OSX_ARCHITECTURES
 956
 957 elseif(CMAKE_OSX_ARCHITECTURES MATCHES i386 OR CMAKE_OSX_ARCHITECTURES MATCHES x86_64)
 958         add_definitions(-D__LITTLE_ENDIAN__)
 959 elseif(CMAKE_OSX_ARCHITECTURES MATCHES ppc OR CMAKE_OSX_ARCHITECTURES MATCHES ppc64)
 960         add_definitions(-D__BIG_ENDIAN__)
 961
 962 else()
 963         include(TestBigEndian)
 964         test_big_endian(_SYSTEM_BIG_ENDIAN)
 965         if(_SYSTEM_BIG_ENDIAN)
 966                 add_definitions(-D__BIG_ENDIAN__)
 967         else()
 968                 add_definitions(-D__LITTLE_ENDIAN__)
 969         endif()
 970         unset(_SYSTEM_BIG_ENDIAN)
 971 endif()
 972 if(WITH_IMAGE_OPENJPEG)
 973         # Special handling of Windows platform where openjpeg is always static.
 974         if(WIN32)
 975                 set(OPENJPEG_DEFINES "-DOPJ_STATIC")
 976         else()
 977                 set(OPENJPEG_DEFINES "")
 978         endif()
 979 endif()
 980
 981 if(NOT WITH_SYSTEM_EIGEN3)
 982         set(EIGEN3_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/Eigen3)
 983 endif()
 984
 985 #-----------------------------------------------------------------------------
 986 # Configure OpenGL.
 987
 988 find_package(OpenGL)
 989 blender_include_dirs_sys("${OPENGL_INCLUDE_DIR}")
 990
 991 if(WITH_OPENGL)
 992         add_definitions(-DWITH_OPENGL)
 993 endif()
 994
 995 if(WITH_SYSTEM_GLES)
 996         find_package_wrapper(OpenGLES)
 997 endif()
 998
 999 if(WITH_GL_PROFILE_ES20)
1000         if(WITH_SYSTEM_GLES)
1001                 if(NOT OPENGLES_LIBRARY)
1002                         message(FATAL_ERROR
1003                                 "Unable to find OpenGL ES libraries. "
1004                                 "Install them or disable WITH_SYSTEM_GLES."
1005                         )
1006                 endif()
1007
1008                 list(APPEND BLENDER_GL_LIBRARIES OPENGLES_LIBRARY)
1009
1010         else()
1011                 set(OPENGLES_LIBRARY "" CACHE FILEPATH "OpenGL ES 2.0 library file")
1012                 mark_as_advanced(OPENGLES_LIBRARY)
1013
1014                 list(APPEND BLENDER_GL_LIBRARIES "${OPENGLES_LIBRARY}")
1015
1016                 if(NOT OPENGLES_LIBRARY)
1017                         message(FATAL_ERROR
1018                                 "To compile WITH_GL_EGL you need to set OPENGLES_LIBRARY "
1019                                 "to the file path of an OpenGL ES 2.0 library."
1020                         )
1021                 endif()
1022
1023         endif()
1024
1025         if(WIN32)
1026                 # Setup paths to files needed to install and redistribute Windows Blender with OpenGL ES
1027
1028                 set(OPENGLES_DLL "" CACHE FILEPATH "OpenGL ES 2.0 redistributable DLL file")
1029                 mark_as_advanced(OPENGLES_DLL)
1030
1031                 if(NOT OPENGLES_DLL)
1032                         message(FATAL_ERROR
1033                                 "To compile WITH_GL_PROFILE_ES20 you need to set OPENGLES_DLL to the file "
1034                                 "path of an OpenGL ES 2.0 runtime dynamic link library (DLL)."
1035                         )
1036                 endif()
1037
1038                 if(WITH_GL_ANGLE)
1039                         list(APPEND GL_DEFINITIONS -DWITH_ANGLE)
1040
1041                         set(D3DCOMPILER_DLL "" CACHE FILEPATH "Direct3D Compiler redistributable DLL file (needed by ANGLE)")
1042
1043                         get_filename_component(D3DCOMPILER_FILENAME "${D3DCOMPILER_DLL}" NAME)
1044                         list(APPEND GL_DEFINITIONS "-DD3DCOMPILER=\"\\\"${D3DCOMPILER_FILENAME}\\\"\"")
1045
1046                         mark_as_advanced(D3DCOMPILER_DLL)
1047
1048                         if(D3DCOMPILER_DLL STREQUAL "")
1049                                 message(FATAL_ERROR
1050                                         "To compile WITH_GL_ANGLE you need to set D3DCOMPILER_DLL to the file "
1051                                         "path of a copy of the DirectX redistributable DLL file: D3DCompiler_46.dll"
1052                                 )
1053                         endif()
1054
1055                 endif()
1056
1057         endif()
1058
1059 else()
1060         if(OpenGL_GL_PREFERENCE STREQUAL "LEGACY" AND OPENGL_gl_LIBRARY)
1061                 list(APPEND BLENDER_GL_LIBRARIES ${OPENGL_gl_LIBRARY})
1062         else()
1063                 list(APPEND BLENDER_GL_LIBRARIES ${OPENGL_opengl_LIBRARY} ${OPENGL_glx_LIBRARY})
1064         endif()
1065 endif()
1066
1067 if(WITH_GL_EGL)
1068         list(APPEND GL_DEFINITIONS -DWITH_GL_EGL)
1069
1070         if(WITH_SYSTEM_GLES)
1071                 if(NOT OPENGLES_EGL_LIBRARY)
1072                         message(FATAL_ERROR
1073                                 "Unable to find OpenGL ES libraries. "
1074                                 "Install them or disable WITH_SYSTEM_GLES."
1075                         )
1076                 endif()
1077
1078                 list(APPEND BLENDER_GL_LIBRARIES OPENGLES_EGL_LIBRARY)
1079
1080         else()
1081                 set(OPENGLES_EGL_LIBRARY "" CACHE FILEPATH "EGL library file")
1082                 mark_as_advanced(OPENGLES_EGL_LIBRARY)
1083
1084                 list(APPEND BLENDER_GL_LIBRARIES "${OPENGLES_LIBRARY}" "${OPENGLES_EGL_LIBRARY}")
1085
1086                 if(NOT OPENGLES_EGL_LIBRARY)
1087                         message(FATAL_ERROR
1088                                 "To compile WITH_GL_EGL you need to set OPENGLES_EGL_LIBRARY "
1089                                 "to the file path of an EGL library."
1090                         )
1091                 endif()
1092
1093         endif()
1094
1095         if(WIN32)
1096                 # Setup paths to files needed to install and redistribute Windows Blender with OpenGL ES
1097
1098                 set(OPENGLES_EGL_DLL "" CACHE FILEPATH "EGL redistributable DLL file")
1099                 mark_as_advanced(OPENGLES_EGL_DLL)
1100
1101                 if(NOT OPENGLES_EGL_DLL)
1102                         message(FATAL_ERROR
1103                                 "To compile WITH_GL_EGL you need to set OPENGLES_EGL_DLL "
1104                                 "to the file path of an EGL runtime dynamic link library (DLL)."
1105                         )
1106                 endif()
1107
1108         endif()
1109
1110 endif()
1111
1112 if(WITH_GL_PROFILE_ES20)
1113         list(APPEND GL_DEFINITIONS -DWITH_GL_PROFILE_ES20)
1114 else()
1115         list(APPEND GL_DEFINITIONS -DWITH_GL_PROFILE_CORE)
1116 endif()
1117
1118 if(WITH_GL_EGL)
1119         list(APPEND GL_DEFINITIONS -DWITH_EGL)
1120 endif()
1121
1122 #-----------------------------------------------------------------------------
1123 # Configure OpenMP.
1124 if(WITH_OPENMP)
1125         if(NOT OPENMP_CUSTOM)
1126                 find_package(OpenMP)
1127         endif()
1128
1129         if(OPENMP_FOUND)
1130                 if(NOT WITH_OPENMP_STATIC)
1131                         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
1132                         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
1133                 else()
1134                         # Typically avoid adding flags as defines but we can't
1135                         # pass OpenMP flags to the linker for static builds, meaning
1136                         # we can't add any OpenMP related flags to CFLAGS variables
1137                         # since they're passed to the linker as well.
1138                         add_definitions("${OpenMP_C_FLAGS}")
1139
1140                         find_library_static(OpenMP_LIBRARIES gomp ${CMAKE_CXX_IMPLICIT_LINK_DIRECTORIES})
1141                 endif()
1142         else()
1143                 set(WITH_OPENMP OFF)
1144         endif()
1145
1146         mark_as_advanced(
1147                 OpenMP_C_FLAGS
1148                 OpenMP_CXX_FLAGS
1149         )
1150 endif()
1151
1152 #-----------------------------------------------------------------------------
1153 # Configure GLEW
1154
1155 if(WITH_SYSTEM_GLEW)
1156         find_package(GLEW)
1157
1158         # Note: There is an assumption here that the system GLEW is not a static library.
1159
1160         if(NOT GLEW_FOUND)
1161                 message(FATAL_ERROR "GLEW is required to build Blender. Install it or disable WITH_SYSTEM_GLEW.")
1162         endif()
1163
1164         set(BLENDER_GLEW_LIBRARIES ${GLEW_LIBRARY})
1165 else()
1166         if(WITH_GLEW_ES)
1167                 set(GLEW_INCLUDE_PATH "${CMAKE_SOURCE_DIR}/extern/glew-es/include")
1168
1169                 list(APPEND GL_DEFINITIONS -DGLEW_STATIC -DWITH_GLEW_ES)
1170
1171                 # These definitions remove APIs from glew.h, making GLEW smaller, and catching unguarded API usage
1172                 if(WITH_GL_PROFILE_ES20)
1173                         list(APPEND GL_DEFINITIONS -DGLEW_ES_ONLY)
1174                 else()
1175                         # No ES functions are needed
1176                         list(APPEND GL_DEFINITIONS -DGLEW_NO_ES)
1177                 endif()
1178
1179                 if(WITH_GL_PROFILE_ES20)
1180                         if(WITH_GL_EGL)
1181                                 list(APPEND GL_DEFINITIONS -DGLEW_USE_LIB_ES20)
1182                         endif()
1183
1184                         # ToDo: This is an experiment to eliminate ES 1 symbols,
1185                         # GLEW doesn't really properly provide this level of control
1186                         # (for example, without modification it eliminates too many symbols)
1187                         # so there are lots of modifications to GLEW to make this work,
1188                         # and no attempt to make it work beyond Blender at this point.
1189                         list(APPEND GL_DEFINITIONS -DGL_ES_VERSION_1_0=0 -DGL_ES_VERSION_CL_1_1=0 -DGL_ES_VERSION_CM_1_1=0)
1190                 endif()
1191
1192                 if(WITH_GL_EGL)
1193                         list(APPEND GL_DEFINITIONS -DGLEW_INC_EGL)
1194                 endif()
1195
1196                 set(BLENDER_GLEW_LIBRARIES extern_glew_es bf_intern_glew_mx)
1197
1198         else()
1199                 set(GLEW_INCLUDE_PATH "${CMAKE_SOURCE_DIR}/extern/glew/include")
1200
1201                 list(APPEND GL_DEFINITIONS -DGLEW_STATIC)
1202
1203                 # This won't affect the non-experimental glew library,
1204                 # but is used for conditional compilation elsewhere.
1205                 list(APPEND GL_DEFINITIONS -DGLEW_NO_ES)
1206
1207                 set(BLENDER_GLEW_LIBRARIES extern_glew)
1208
1209         endif()
1210
1211 endif()
1212
1213 list(APPEND GL_DEFINITIONS -DGLEW_NO_GLU)
1214
1215 #-----------------------------------------------------------------------------
1216 # Configure Bullet
1217
1218 if(WITH_BULLET AND WITH_SYSTEM_BULLET)
1219         find_package(Bullet)
1220         if(NOT BULLET_FOUND)
1221                 set(WITH_BULLET OFF)
1222         endif()
1223 else()
1224         set(BULLET_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/extern/bullet2/src")
1225         # set(BULLET_LIBRARIES "")
1226 endif()
1227
1228 #-----------------------------------------------------------------------------
1229 # Configure Python.
1230
1231 if(WITH_PYTHON_MODULE)
1232         add_definitions(-DPy_ENABLE_SHARED)
1233 endif()
1234
1235 #-----------------------------------------------------------------------------
1236 # Configure GLog/GFlags
1237
1238 if(WITH_LIBMV OR WITH_GTESTS OR (WITH_CYCLES AND WITH_CYCLES_LOGGING))
1239         if(WITH_SYSTEM_GFLAGS)
1240                 find_package(Gflags)
1241                 if(NOT GFLAGS_FOUND)
1242                         message(FATAL_ERROR "System wide Gflags is requested but was not found")
1243                 endif()
1244                 # FindGflags does not define this, and we are not even sure what to use here.
1245                 set(GFLAGS_DEFINES)
1246         else()
1247                 set(GFLAGS_DEFINES
1248                         -DGFLAGS_DLL_DEFINE_FLAG=
1249                         -DGFLAGS_DLL_DECLARE_FLAG=
1250                         -DGFLAGS_DLL_DECL=
1251                 )
1252                 set(GFLAGS_NAMESPACE "gflags")
1253                 set(GFLAGS_LIBRARIES extern_gflags)
1254                 set(GFLAGS_INCLUDE_DIRS "${PROJECT_SOURCE_DIR}/extern/gflags/src")
1255         endif()
1256
1257         if(WITH_SYSTEM_GLOG)
1258                 find_package(Glog)
1259                 if(NOT GLOG_FOUND)
1260                         message(FATAL_ERROR "System wide Glog is requested but was not found")
1261                 endif()
1262                 # FindGlog does not define this, and we are not even sure what to use here.
1263                 set(GLOG_DEFINES)
1264         else()
1265                 set(GLOG_DEFINES
1266                         -DGOOGLE_GLOG_DLL_DECL=
1267                 )
1268                 set(GLOG_LIBRARIES extern_glog)
1269                 if(WIN32)
1270                         set(GLOG_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/glog/src/windows)
1271                 else()
1272                         set(GLOG_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/glog/include)
1273                 endif()
1274         endif()
1275 endif()
1276
1277 #-----------------------------------------------------------------------------
1278 # Configure Ceres
1279
1280 if(WITH_LIBMV)
1281         # We always have C++11 which includes unordered_map.
1282         set(CERES_DEFINES -DCERES_STD_UNORDERED_MAP)
1283 endif()
1284
1285 #-----------------------------------------------------------------------------
1286 # Extra compile flags
1287
1288 if(CMAKE_COMPILER_IS_GNUCC)
1289
1290         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ALL -Wall)
1291         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_CAST_ALIGN -Wcast-align)
1292         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_IMPLICIT_FUNCTION_DECLARATION -Werror=implicit-function-declaration)
1293         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_RETURN_TYPE  -Werror=return-type)
1294         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_VLA -Werror=vla)
1295         # system headers sometimes do this, disable for now, was: -Werror=strict-prototypes
1296         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_STRICT_PROTOTYPES  -Wstrict-prototypes)
1297         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_PROTOTYPES -Wmissing-prototypes)
1298         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_CHAR_SUBSCRIPTS -Wno-char-subscripts)
1299         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1300         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_POINTER_ARITH -Wpointer-arith)
1301         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNUSED_PARAMETER -Wunused-parameter)
1302         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_WRITE_STRINGS -Wwrite-strings)
1303         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_LOGICAL_OP -Wlogical-op)
1304         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNDEF -Wundef)
1305         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_INIT_SELF -Winit-self)  # needs -Wuninitialized
1306         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_NULL -Wnonnull)  # C only
1307         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_INCLUDE_DIRS -Wmissing-include-dirs)
1308         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_DIV_BY_ZERO -Wno-div-by-zero)
1309         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_TYPE_LIMITS -Wtype-limits)
1310         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_FORMAT_SIGN -Wformat-signedness)
1311         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_RESTRICT -Wrestrict)
1312
1313         # gcc 4.2 gives annoying warnings on every file with this
1314         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.3")
1315                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNINITIALIZED -Wuninitialized)
1316         endif()
1317
1318         # versions before gcc4.6 give many BLI_math warnings
1319         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.6")
1320                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_REDUNDANT_DECLS       -Wredundant-decls)
1321                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_REDUNDANT_DECLS -Wredundant-decls)
1322         endif()
1323
1324         # versions before gcc4.8 include global name-space.
1325         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.8")
1326                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_SHADOW -Wshadow)
1327         endif()
1328
1329         # disable because it gives warnings for printf() & friends.
1330         # ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_DOUBLE_PROMOTION -Wdouble-promotion -Wno-error=double-promotion)
1331
1332         if(NOT APPLE)
1333                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_ERROR_UNUSED_BUT_SET_VARIABLE -Wno-error=unused-but-set-variable)
1334         endif()
1335
1336         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ALL -Wall)
1337         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_INVALID_OFFSETOF -Wno-invalid-offsetof)
1338         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_SIGN_COMPARE -Wno-sign-compare)
1339         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_LOGICAL_OP -Wlogical-op)
1340         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_INIT_SELF -Winit-self)  # needs -Wuninitialized
1341         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_MISSING_INCLUDE_DIRS -Wmissing-include-dirs)
1342         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_DIV_BY_ZERO -Wno-div-by-zero)
1343         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_TYPE_LIMITS -Wtype-limits)
1344         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ERROR_RETURN_TYPE  -Werror=return-type)
1345         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ERROR_IMPLICIT_FUNCTION_DECLARATION -Werror=implicit-function-declaration)
1346         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_CHAR_SUBSCRIPTS -Wno-char-subscripts)
1347         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1348         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_POINTER_ARITH -Wpointer-arith)
1349         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNUSED_PARAMETER -Wunused-parameter)
1350         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_WRITE_STRINGS -Wwrite-strings)
1351         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNDEF -Wundef)
1352         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_FORMAT_SIGN -Wformat-signedness)
1353         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_RESTRICT -Wrestrict)
1354
1355         # gcc 4.2 gives annoying warnings on every file with this
1356         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.3")
1357                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNINITIALIZED -Wuninitialized)
1358         endif()
1359
1360         # causes too many warnings
1361         if(NOT APPLE)
1362                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNDEF -Wundef)
1363                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_MISSING_DECLARATIONS -Wmissing-declarations)
1364         endif()
1365
1366         # Use 'ATTR_FALLTHROUGH' macro to suppress.
1367         if(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "7.0"))
1368                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_IMPLICIT_FALLTHROUGH -Wimplicit-fallthrough=5)
1369                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_IMPLICIT_FALLTHROUGH -Wimplicit-fallthrough=5)
1370         endif()
1371
1372         # flags to undo strict flags
1373         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_DEPRECATED_DECLARATIONS -Wno-deprecated-declarations)
1374         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_PARAMETER        -Wno-unused-parameter)
1375         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_FUNCTION         -Wno-unused-function)
1376         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_TYPE_LIMITS             -Wno-type-limits)
1377         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_INT_IN_BOOL_CONTEXT     -Wno-int-in-bool-context)
1378         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_FORMAT                  -Wno-format)
1379         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_SWITCH                  -Wno-switch)
1380
1381         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_CLASS_MEMACCESS     -Wno-class-memaccess)
1382
1383         if(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "7.0"))
1384                 ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_IMPLICIT_FALLTHROUGH    -Wno-implicit-fallthrough)
1385         endif()
1386
1387         if(NOT APPLE)
1388                 ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_ERROR_UNUSED_BUT_SET_VARIABLE -Wno-error=unused-but-set-variable)
1389         endif()
1390
1391 elseif(CMAKE_C_COMPILER_ID MATCHES "Clang")
1392
1393         # strange, clang complains these are not supported, but then uses them.
1394         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ALL -Wall)
1395         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_IMPLICIT_FUNCTION_DECLARATION -Werror=implicit-function-declaration)
1396         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_RETURN_TYPE  -Werror=return-type)
1397         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_AUTOLOGICAL_COMPARE -Wno-tautological-compare)
1398         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1399         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_CHAR_SUBSCRIPTS -Wno-char-subscripts)
1400         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_STRICT_PROTOTYPES  -Wstrict-prototypes)
1401         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_PROTOTYPES -Wmissing-prototypes)
1402         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNUSED_PARAMETER -Wunused-parameter)
1403
1404         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ALL -Wall)
1405         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_AUTOLOGICAL_COMPARE -Wno-tautological-compare)
1406         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_UNKNOWN_PRAGMAS     -Wno-unknown-pragmas)
1407         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_CHAR_SUBSCRIPTS     -Wno-char-subscripts)
1408         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.
1409         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_SIGN_COMPARE        -Wno-sign-compare)
1410         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_INVALID_OFFSETOF    -Wno-invalid-offsetof)
1411
1412         # gives too many unfixable warnings
1413         # ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNUSED_MACROS      -Wunused-macros)
1414         # ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNUSED_MACROS          -Wunused-macros)
1415
1416         # flags to undo strict flags
1417         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_PARAMETER -Wno-unused-parameter)
1418         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_MACROS    -Wno-unused-macros)
1419
1420         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_MISSING_VARIABLE_DECLARATIONS -Wno-missing-variable-declarations)
1421         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_INCOMPAT_PTR_DISCARD_QUAL -Wno-incompatible-pointer-types-discards-qualifiers)
1422         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_FUNCTION -Wno-unused-function)
1423         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_INT_TO_VOID_POINTER_CAST -Wno-int-to-void-pointer-cast)
1424         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_MISSING_PROTOTYPES -Wno-missing-prototypes)
1425         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_DUPLICATE_ENUM -Wno-duplicate-enum)
1426         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNDEF -Wno-undef)
1427         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_MISSING_NORETURN -Wno-missing-noreturn)
1428
1429         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_UNUSED_PRIVATE_FIELD -Wno-unused-private-field)
1430         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_CXX11_NARROWING -Wno-c++11-narrowing)
1431         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_NON_VIRTUAL_DTOR -Wno-non-virtual-dtor)
1432         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_UNUSED_MACROS -Wno-unused-macros)
1433         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_REORDER -Wno-reorder)
1434
1435 elseif(CMAKE_C_COMPILER_ID MATCHES "Intel")
1436
1437         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ALL -Wall)
1438         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_POINTER_ARITH -Wpointer-arith)
1439         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1440
1441         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ALL -Wall)
1442         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_INVALID_OFFSETOF -Wno-invalid-offsetof)
1443         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_SIGN_COMPARE -Wno-sign-compare)
1444
1445         # disable numbered, false positives
1446         set(C_WARNINGS "${C_WARNINGS} -wd188,186,144,913,556,858,597,177,1292,167,279,592,94,2722,3199")
1447         set(CXX_WARNINGS "${CXX_WARNINGS} -wd188,186,144,913,556,858,597,177,1292,167,279,592,94,2722,3199")
1448 elseif(CMAKE_C_COMPILER_ID MATCHES "MSVC")
1449         # most msvc warnings are C & C++
1450         set(_WARNINGS
1451                 # warning level:
1452                 "/W3"
1453                 "/w34062"  # switch statement contains 'default' but no 'case' labels
1454                 "/w34189"  # local variable is initialized but not referenced
1455                 # disable:
1456                 "/wd4018"  # signed/unsigned mismatch
1457                 "/wd4146"  # unary minus operator applied to unsigned type, result still unsigned
1458                 "/wd4065"  # switch statement contains 'default' but no 'case' labels
1459                 "/wd4127"  # conditional expression is constant
1460                 "/wd4181"  # qualifier applied to reference type; ignored
1461                 "/wd4200"  # zero-sized array in struct/union
1462                 "/wd4244"  # conversion from 'type1' to 'type2', possible loss of data
1463                 "/wd4267"  # conversion from 'size_t' to 'type', possible loss of data
1464                 "/wd4305"  # truncation from 'type1' to 'type2'
1465                 "/wd4800"  # forcing value to bool 'true' or 'false'
1466                 "/wd4828"  # The file contains a character that is illegal
1467                 "/wd4996"  # identifier was declared deprecated
1468                 # errors:
1469                 "/we4013"  # 'function' undefined; assuming extern returning int
1470                 "/we4133"  # incompatible pointer types
1471                 "/we4431"  # missing type specifier - int assumed
1472         )
1473
1474         if(MSVC_VERSION GREATER_EQUAL 1911)
1475                 # see https://docs.microsoft.com/en-us/cpp/error-messages/compiler-warnings/c5038?view=vs-2017
1476                 set(_WARNINGS "${_WARNINGS} /w35038") #order of initialisation in c++ constructors
1477         endif()
1478
1479         string(REPLACE ";" " " _WARNINGS "${_WARNINGS}")
1480         set(C_WARNINGS "${_WARNINGS}")
1481         set(CXX_WARNINGS "${_WARNINGS}")
1482         unset(_WARNINGS)
1483 endif()
1484
1485 # ensure python header is found since detection can fail, this could happen
1486 # with _any_ library but since we used a fixed python version this tends to
1487 # be most problematic.
1488 if(WITH_PYTHON)
1489         if(NOT EXISTS "${PYTHON_INCLUDE_DIR}/Python.h")
1490                 message(FATAL_ERROR
1491                         "Missing: \"${PYTHON_INCLUDE_DIR}/Python.h\",\n"
1492                         "Set the cache entry 'PYTHON_INCLUDE_DIR' to point "
1493                         "to a valid python include path. Containing "
1494                         "Python.h for python version \"${PYTHON_VERSION}\""
1495                 )
1496         endif()
1497
1498         if(WIN32 OR APPLE)
1499                 # Windows and macOS have this bundled with Python libraries.
1500         elseif((WITH_PYTHON_INSTALL AND WITH_PYTHON_INSTALL_NUMPY) OR (WITH_AUDASPACE AND NOT WITH_SYSTEM_AUDASPACE))
1501                 if(("${PYTHON_NUMPY_PATH}" STREQUAL "") OR (${PYTHON_NUMPY_PATH} MATCHES NOTFOUND))
1502                         find_python_package(numpy)
1503                         unset(PYTHON_NUMPY_INCLUDE_DIRS CACHE)
1504                         set(PYTHON_NUMPY_INCLUDE_DIRS ${PYTHON_NUMPY_PATH}/numpy/core/include CACHE PATH "Path to the include directory of the numpy module")
1505                         mark_as_advanced(PYTHON_NUMPY_INCLUDE_DIRS)
1506                 endif()
1507         endif()
1508
1509         if(WIN32 OR APPLE)
1510                 # pass, we have this in lib/python/site-packages
1511         elseif(WITH_PYTHON_INSTALL_REQUESTS)
1512                 find_python_package(requests)
1513         endif()
1514 endif()
1515
1516 if(
1517         CMAKE_COMPILER_IS_GNUCC OR
1518         CMAKE_C_COMPILER_ID MATCHES "Clang" OR
1519         CMAKE_C_COMPILER_ID MATCHES "Intel"
1520 )
1521         # TODO(sergey): Do we want c++11 or gnu-c++11 here?
1522         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
1523 elseif(MSVC)
1524         # Nothing special is needed, C++11 features are available by default.
1525 else()
1526         message(FATAL_ERROR "Unknown compiler ${CMAKE_C_COMPILER_ID}, can't enable C++11 build")
1527 endif()
1528
1529 # Visual Studio has all standards it supports available by default
1530 # Clang on windows copies this behavior and does not support these switches
1531 if(
1532         CMAKE_COMPILER_IS_GNUCC OR
1533         (CMAKE_C_COMPILER_ID MATCHES "Clang" AND (NOT MSVC)) OR
1534         (CMAKE_C_COMPILER_ID MATCHES "Intel")
1535 )
1536         # Use C11 + GNU extensions, works with GCC, Clang, ICC
1537         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu11")
1538 endif()
1539
1540 # Include warnings first, so its possible to disable them with user defined flags
1541 # eg: -Wno-uninitialized
1542 set(CMAKE_C_FLAGS "${C_WARNINGS} ${CMAKE_C_FLAGS} ${PLATFORM_CFLAGS}")
1543 set(CMAKE_CXX_FLAGS "${CXX_WARNINGS} ${CMAKE_CXX_FLAGS} ${PLATFORM_CFLAGS}")
1544
1545 # defined above, platform specific but shared names
1546 mark_as_advanced(
1547         CYCLES_OSL
1548         OSL_LIB_EXEC
1549         OSL_COMPILER
1550         OSL_LIB_COMP
1551         OSL_LIB_QUERY
1552         OSL_INCLUDE_DIR
1553 )
1554
1555 mark_as_advanced(
1556         LLVM_CONFIG
1557         LLVM_ROOT_DIR
1558         LLVM_LIBRARY
1559         LLVM_VERSION
1560 )
1561
1562 #-------------------------------------------------------------------------------
1563 # Global Defines
1564
1565 # better not set includes here but this debugging option is off by default.
1566 if(WITH_CXX_GUARDEDALLOC)
1567         include_directories(${CMAKE_SOURCE_DIR}/intern/guardedalloc)
1568         add_definitions(-DWITH_CXX_GUARDEDALLOC)
1569 endif()
1570
1571 if(WITH_ASSERT_ABORT)
1572         add_definitions(-DWITH_ASSERT_ABORT)
1573 endif()
1574
1575 # message(STATUS "Using CFLAGS: ${CMAKE_C_FLAGS}")
1576 # message(STATUS "Using CXXFLAGS: ${CMAKE_CXX_FLAGS}")
1577
1578 #-----------------------------------------------------------------------------
1579 # Libraries
1580
1581 if(WITH_GTESTS)
1582         include(GTestTesting)
1583 endif()
1584
1585 if(WITH_BLENDER)
1586         add_subdirectory(intern)
1587         add_subdirectory(extern)
1588
1589         # source after intern and extern to gather all
1590         # internal and external library information first, for test linking
1591         add_subdirectory(source)
1592 elseif(WITH_CYCLES_STANDALONE)
1593         add_subdirectory(intern/cycles)
1594         add_subdirectory(extern/clew)
1595         if(WITH_CUDA_DYNLOAD)
1596                 add_subdirectory(extern/cuew)
1597         endif()
1598         if(NOT WITH_SYSTEM_GLEW)
1599                 add_subdirectory(extern/glew)
1600         endif()
1601 endif()
1602
1603 #-----------------------------------------------------------------------------
1604 # Blender Application
1605 if(WITH_BLENDER)
1606         add_subdirectory(source/creator)
1607 endif()
1608
1609
1610 #-----------------------------------------------------------------------------
1611 # Testing
1612 add_subdirectory(tests)
1613
1614
1615 #-----------------------------------------------------------------------------
1616 # CPack for generating packages
1617 include(build_files/cmake/packaging.cmake)
1618
1619 #-----------------------------------------------------------------------------
1620 # Use dynamic loading for OpenMP
1621 if(WITH_BLENDER)
1622         openmp_delayload(blender)
1623 endif()
1624
1625 #-----------------------------------------------------------------------------
1626 # Print Final Configuration
1627
1628 if(FIRST_RUN)
1629
1630         set(_config_msg "\nBlender Configuration\n=====================")
1631
1632         function(info_cfg_option
1633                 _setting
1634                 )
1635
1636                 set(_msg "  - ${_setting}")
1637                 string(LENGTH "${_msg}" _len)
1638                 while("32" GREATER "${_len}")
1639                         set(_msg "${_msg} ")
1640                         math(EXPR _len "${_len} + 1")
1641                 endwhile()
1642
1643                 set(_config_msg "${_config_msg}\n${_msg}${${_setting}}" PARENT_SCOPE)
1644         endfunction()
1645
1646         function(info_cfg_text
1647                 _text
1648                 )
1649
1650                 set(_config_msg "${_config_msg}\n\n  ${_text}" PARENT_SCOPE)
1651         endfunction()
1652
1653         message(STATUS "C Compiler:   \"${CMAKE_C_COMPILER_ID}\"")
1654         message(STATUS "C++ Compiler: \"${CMAKE_CXX_COMPILER_ID}\"")
1655
1656         info_cfg_text("Build Options:")
1657         info_cfg_option(WITH_BULLET)
1658         info_cfg_option(WITH_IK_SOLVER)
1659         info_cfg_option(WITH_IK_ITASC)
1660         info_cfg_option(WITH_OPENCOLLADA)
1661         info_cfg_option(WITH_FFTW3)
1662         info_cfg_option(WITH_INTERNATIONAL)
1663         info_cfg_option(WITH_INPUT_NDOF)
1664         info_cfg_option(WITH_CYCLES)
1665         info_cfg_option(WITH_FREESTYLE)
1666         info_cfg_option(WITH_OPENCOLORIO)
1667         info_cfg_option(WITH_OPENVDB)
1668         info_cfg_option(WITH_ALEMBIC)
1669
1670         info_cfg_text("Compiler Options:")
1671         info_cfg_option(WITH_BUILDINFO)
1672         info_cfg_option(WITH_OPENMP)
1673         info_cfg_option(WITH_RAYOPTIMIZATION)
1674
1675         info_cfg_text("System Options:")
1676         info_cfg_option(WITH_INSTALL_PORTABLE)
1677         info_cfg_option(WITH_X11_ALPHA)
1678         info_cfg_option(WITH_X11_XF86VMODE)
1679         info_cfg_option(WITH_X11_XFIXES)
1680         info_cfg_option(WITH_X11_XINPUT)
1681         info_cfg_option(WITH_MEM_JEMALLOC)
1682         info_cfg_option(WITH_MEM_VALGRIND)
1683         info_cfg_option(WITH_SYSTEM_GLEW)
1684
1685         info_cfg_text("Image Formats:")
1686         info_cfg_option(WITH_OPENIMAGEIO)
1687         info_cfg_option(WITH_IMAGE_CINEON)
1688         info_cfg_option(WITH_IMAGE_DDS)
1689         info_cfg_option(WITH_IMAGE_HDR)
1690         info_cfg_option(WITH_IMAGE_OPENEXR)
1691         info_cfg_option(WITH_IMAGE_OPENJPEG)
1692         info_cfg_option(WITH_IMAGE_TIFF)
1693
1694         info_cfg_text("Audio:")
1695         info_cfg_option(WITH_OPENAL)
1696         info_cfg_option(WITH_SDL)
1697         info_cfg_option(WITH_SDL_DYNLOAD)
1698         info_cfg_option(WITH_JACK)
1699         info_cfg_option(WITH_JACK_DYNLOAD)
1700         info_cfg_option(WITH_CODEC_AVI)
1701         info_cfg_option(WITH_CODEC_FFMPEG)
1702         info_cfg_option(WITH_CODEC_SNDFILE)
1703
1704         info_cfg_text("Compression:")
1705         info_cfg_option(WITH_LZMA)
1706         info_cfg_option(WITH_LZO)
1707
1708         info_cfg_text("Python:")
1709         info_cfg_option(WITH_PYTHON_INSTALL)
1710         info_cfg_option(WITH_PYTHON_INSTALL_NUMPY)
1711         info_cfg_option(WITH_PYTHON_MODULE)
1712         info_cfg_option(WITH_PYTHON_SAFETY)
1713         if(APPLE)
1714                 info_cfg_option(WITH_PYTHON_FRAMEWORK)
1715         endif()
1716
1717         info_cfg_text("Modifiers:")
1718         info_cfg_option(WITH_MOD_REMESH)
1719         info_cfg_option(WITH_MOD_FLUID)
1720         info_cfg_option(WITH_MOD_OCEANSIM)
1721
1722         info_cfg_text("OpenGL:")
1723         info_cfg_option(WITH_GLEW_ES)
1724         info_cfg_option(WITH_GL_EGL)
1725         info_cfg_option(WITH_GL_PROFILE_ES20)
1726         if(WIN32)
1727                 info_cfg_option(WITH_GL_ANGLE)
1728         endif()
1729
1730         info_cfg_text("")
1731
1732         message("${_config_msg}")
1733 endif()
1734
1735 if(0)
1736         print_all_vars()
1737 endif()