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 if(NOT EXECUTABLE_OUTPUT_PATH)
  51         set(FIRST_RUN TRUE)
  52 else()
  53         set(FIRST_RUN FALSE)
  54 endif()
  55
  56 # this starts out unset
  57 list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/build_files/cmake/Modules")
  58 list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/build_files/cmake/platform")
  59
  60 # avoid having empty buildtype
  61 if(NOT DEFINED CMAKE_BUILD_TYPE_INIT)
  62         set(CMAKE_BUILD_TYPE_INIT "Release")
  63 endif()
  64
  65 # quiet output for Makefiles, 'make -s' helps too
  66 # set_property(GLOBAL PROPERTY RULE_MESSAGES OFF)
  67
  68 # global compile definitions since add_definitions() adds for all.
  69
  70 if(NOT (${CMAKE_VERSION} VERSION_LESS 3.0))
  71         set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS
  72                 $<$<CONFIG:Debug>:DEBUG;_DEBUG>
  73                 $<$<CONFIG:Release>:NDEBUG>
  74                 $<$<CONFIG:MinSizeRel>:NDEBUG>
  75                 $<$<CONFIG:RelWithDebInfo>:NDEBUG>
  76         )
  77 else()
  78         # keep until CMake-3.0 is min requirement
  79         set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS_DEBUG           DEBUG _DEBUG)
  80         set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS_RELEASE         NDEBUG)
  81         set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS_MINSIZEREL      NDEBUG)
  82         set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS_RELWITHDEBINFO  NDEBUG)
  83 endif()
  84
  85 #-----------------------------------------------------------------------------
  86 # Set policy
  87
  88 # see "cmake --help-policy CMP0003"
  89 # So library linking is more sane
  90 cmake_policy(SET CMP0003 NEW)
  91
  92 # So BUILDINFO and BLENDERPATH strings are automatically quoted
  93 cmake_policy(SET CMP0005 NEW)
  94
  95 # So syntax problems are errors
  96 cmake_policy(SET CMP0010 NEW)
  97
  98 # Input directories must have CMakeLists.txt
  99 cmake_policy(SET CMP0014 NEW)
 100
 101 #-----------------------------------------------------------------------------
 102 # Load some macros.
 103 include(build_files/cmake/macros.cmake)
 104
 105
 106 #-----------------------------------------------------------------------------
 107 # Initialize project.
 108
 109 blender_project_hack_pre()
 110
 111 project(Blender)
 112
 113 blender_project_hack_post()
 114
 115 enable_testing()
 116
 117 #-----------------------------------------------------------------------------
 118 # Redirect output files
 119
 120 set(EXECUTABLE_OUTPUT_PATH ${CMAKE_BINARY_DIR}/bin CACHE INTERNAL "" FORCE)
 121 set(LIBRARY_OUTPUT_PATH ${CMAKE_BINARY_DIR}/lib CACHE INTERNAL "" FORCE)
 122 set(TESTS_OUTPUT_DIR ${EXECUTABLE_OUTPUT_PATH}/tests CACHE INTERNAL "" FORCE)
 123
 124 #-----------------------------------------------------------------------------
 125 # Set default config options
 126
 127 get_blender_version()
 128
 129
 130 #-----------------------------------------------------------------------------
 131 # Platform Specific Defaults
 132
 133 # list of var-names
 134 set(_init_vars)
 135
 136 # initialize to ON
 137 macro(option_defaults_init)
 138         foreach(_var ${ARGV})
 139                 set(${_var} ON)
 140                 list(APPEND _init_vars "${_var}")
 141         endforeach()
 142         unset(_var)
 143 endmacro()
 144
 145 # remove from namespace
 146 macro(option_defaults_clear)
 147         foreach(_var ${_init_vars})
 148                 unset(${_var})
 149         endforeach()
 150         unset(_var)
 151         unset(_init_vars)
 152 endmacro()
 153
 154
 155 # values to initialize WITH_****
 156 option_defaults_init(
 157         _init_BUILDINFO
 158         _init_CODEC_FFMPEG
 159         _init_CYCLES_OSL
 160         _init_CYCLES_OPENSUBDIV
 161         _init_IMAGE_OPENEXR
 162         _init_INPUT_NDOF
 163         _init_JACK
 164         _init_OPENCOLLADA
 165         _init_OPENCOLORIO
 166         _init_SDL
 167         _init_FFTW3
 168         _init_OPENSUBDIV
 169 )
 170
 171 # customize...
 172 if(UNIX AND NOT APPLE)
 173         # some of these libraries are problematic on Linux
 174         # disable less important dependencies by default
 175         set(_init_CODEC_FFMPEG                   OFF)
 176         set(_init_CYCLES_OSL                     OFF)
 177         set(_init_CYCLES_OPENSUBDIV              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         set(_init_OPENSUBDIV                     OFF)
 190 endif()
 191
 192
 193 #-----------------------------------------------------------------------------
 194 # Options
 195
 196 # First platform specific non-cached vars
 197 if(UNIX AND NOT (APPLE OR HAIKU))
 198         set(WITH_X11 ON)
 199 endif()
 200
 201 # Blender internal features
 202 option(WITH_BLENDER "Build blender (disable to build only the blender player)" ON)
 203 mark_as_advanced(WITH_BLENDER)
 204
 205 option(WITH_INTERNATIONAL "Enable I18N (International fonts and text)" ON)
 206
 207 option(WITH_PYTHON        "Enable Embedded Python API  (only disable for development)" ON)
 208 option(WITH_PYTHON_SECURITY "Disables execution of scripts within blend files by default" ON)
 209 mark_as_advanced(WITH_PYTHON)  # dont want people disabling this unless they really know what they are doing.
 210 mark_as_advanced(WITH_PYTHON_SECURITY)  # some distributions see this as a security issue, rather than have them patch it, make a build option.
 211
 212 option(WITH_PYTHON_SAFETY "Enable internal API error checking to track invalid data to prevent crash on access (at the expense of some effeciency, only enable for development)." OFF)
 213 mark_as_advanced(WITH_PYTHON_SAFETY)
 214 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)
 215 if(APPLE)
 216         option(WITH_PYTHON_FRAMEWORK "Enable building using the Python available in the framework (OSX only)" OFF)
 217 endif()
 218
 219 option(WITH_BUILDINFO     "Include extra build details (only disable for development & faster builds)" ${_init_BUILDINFO})
 220 if(${CMAKE_VERSION} VERSION_LESS 2.8.8)
 221         # add_library OBJECT arg unsupported
 222         set(WITH_BUILDINFO OFF)
 223 endif()
 224 set(BUILDINFO_OVERRIDE_DATE "" CACHE STRING "Use instead of the current date for reproducable builds (empty string disables this option)")
 225 set(BUILDINFO_OVERRIDE_TIME "" CACHE STRING "Use instead of the current time for reproducable builds (empty string disables this option)")
 226 set(CPACK_OVERRIDE_PACKAGENAME "" CACHE STRING "Use instead of the standard packagename (empty string disables this option)")
 227 mark_as_advanced(CPACK_OVERRIDE_PACKAGENAME)
 228 mark_as_advanced(BUILDINFO_OVERRIDE_DATE)
 229 mark_as_advanced(BUILDINFO_OVERRIDE_TIME)
 230
 231 option(WITH_IK_ITASC      "Enable ITASC IK solver (only disable for development & for incompatible C++ compilers)" ON)
 232 option(WITH_IK_SOLVER     "Enable Legacy IK solver (only disable for development)" ON)
 233 option(WITH_FFTW3         "Enable FFTW3 support (Used for smoke, ocean sim, and audio effects)" ${_init_FFTW3})
 234 option(WITH_BULLET        "Enable Bullet (Physics Engine)" ON)
 235 option(WITH_SYSTEM_BULLET "Use the systems bullet library (currently unsupported due to missing features in upstream!)" )
 236 mark_as_advanced(WITH_SYSTEM_BULLET)
 237 option(WITH_OPENCOLORIO   "Enable OpenColorIO color management" ${_init_OPENCOLORIO})
 238
 239 option(WITH_CLAY_ENGINE    "Enable Clay engine" ON)
 240
 241 # Compositor
 242 option(WITH_COMPOSITOR         "Enable the tile based nodal compositor" ON)
 243
 244 option(WITH_OPENSUBDIV    "Enable OpenSubdiv for surface subdivision" _init_OPENSUBDIV)
 245
 246 option(WITH_OPENVDB       "Enable features relying on OpenVDB" OFF)
 247 option(WITH_OPENVDB_BLOSC "Enable blosc compression for OpenVDB, only enable if OpenVDB was built with blosc support" OFF)
 248 option(WITH_OPENVDB_3_ABI_COMPATIBLE "Assume OpenVDB library has been compiled with version 3 ABI compatibility" OFF)
 249 mark_as_advanced(WITH_OPENVDB_3_ABI_COMPATIBLE)
 250
 251 # GHOST Windowing Library Options
 252 option(WITH_GHOST_DEBUG   "Enable debugging output for the GHOST library" OFF)
 253 mark_as_advanced(WITH_GHOST_DEBUG)
 254
 255 option(WITH_GHOST_SDL    "Enable building Blender against SDL for windowing rather than the native APIs" OFF)
 256 mark_as_advanced(WITH_GHOST_SDL)
 257
 258 if(WITH_X11)
 259         option(WITH_GHOST_XDND    "Enable drag'n'drop support on X11 using XDND protocol" ON)
 260 endif()
 261
 262 # Misc...
 263 option(WITH_HEADLESS      "Build without graphical support (renderfarm, server mode only)" OFF)
 264 mark_as_advanced(WITH_HEADLESS)
 265
 266 option(WITH_AUDASPACE    "Build with blenders audio library (only disable if you know what you're doing!)" ON)
 267 option(WITH_SYSTEM_AUDASPACE "Build with external audaspace library installed on the system (only enable if you know what you're doing!)" OFF)
 268 mark_as_advanced(WITH_AUDASPACE)
 269 mark_as_advanced(WITH_SYSTEM_AUDASPACE)
 270
 271 if(NOT WITH_AUDASPACE)
 272         set(WITH_SYSTEM_AUDASPACE OFF)
 273 endif()
 274
 275 option(WITH_OPENMP        "Enable OpenMP (has to be supported by the compiler)" ON)
 276 if(UNIX AND NOT APPLE)
 277         option(WITH_OPENMP_STATIC "Link OpenMP statically (only used by the release environment)" OFF)
 278         mark_as_advanced(WITH_OPENMP_STATIC)
 279 endif()
 280
 281 if(WITH_X11)
 282         option(WITH_X11_XINPUT    "Enable X11 Xinput (tablet support and unicode input)"  ON)
 283         option(WITH_X11_XF86VMODE "Enable X11 video mode switching"                       ON)
 284         option(WITH_X11_XFIXES    "Enable X11 XWayland cursor warping workaround"         ON)
 285         option(WITH_X11_ALPHA     "Enable X11 transparent background"                     ON)
 286 endif()
 287
 288 if(UNIX AND NOT APPLE)
 289         option(WITH_SYSTEM_GLEW "Use GLEW OpenGL wrapper library provided by the operating system" OFF)
 290         option(WITH_SYSTEM_GLES "Use OpenGL ES library provided by the operating system"           ON)
 291 else()
 292         # not an option for other OS's
 293         set(WITH_SYSTEM_GLEW OFF)
 294         set(WITH_SYSTEM_GLES OFF)
 295 endif()
 296
 297
 298 # (unix defaults to System OpenJPEG On)
 299 option(WITH_SYSTEM_OPENJPEG "Use the operating systems OpenJPEG library" OFF)
 300
 301 if(UNIX AND NOT APPLE)
 302         option(WITH_SYSTEM_EIGEN3 "Use the systems Eigen3 library" OFF)
 303 endif()
 304
 305
 306 # Modifiers
 307 option(WITH_MOD_FLUID           "Enable Elbeem Modifier (Fluid Simulation)" ON)
 308 option(WITH_MOD_SMOKE           "Enable Smoke Modifier (Smoke Simulation)" ON)
 309 option(WITH_MOD_REMESH          "Enable Remesh Modifier" ON)
 310 # option(WITH_MOD_CLOTH_ELTOPO    "Enable Experimental cloth solver" OFF)  # this is now only available in a branch
 311 # mark_as_advanced(WITH_MOD_CLOTH_ELTOPO)
 312 option(WITH_MOD_OCEANSIM        "Enable Ocean Modifier" OFF)
 313
 314 # Image format support
 315 option(WITH_OPENIMAGEIO         "Enable OpenImageIO Support (http://www.openimageio.org)" ON)
 316 option(WITH_IMAGE_OPENEXR       "Enable OpenEXR Support (http://www.openexr.com)" ${_init_IMAGE_OPENEXR})
 317 option(WITH_IMAGE_OPENJPEG      "Enable OpenJpeg Support (http://www.openjpeg.org)" ON)
 318 option(WITH_IMAGE_TIFF          "Enable LibTIFF Support" ON)
 319 option(WITH_IMAGE_DDS           "Enable DDS Image Support" ON)
 320 option(WITH_IMAGE_CINEON        "Enable CINEON and DPX Image Support" ON)
 321 option(WITH_IMAGE_HDR           "Enable HDR Image Support" ON)
 322 option(WITH_IMAGE_FRAMESERVER   "Enable image FrameServer Support for rendering" ON)
 323
 324 # Audio/Video format support
 325 option(WITH_CODEC_AVI           "Enable Blenders own AVI file support (raw/jpeg)" ON)
 326 option(WITH_CODEC_FFMPEG        "Enable FFMPeg Support (http://ffmpeg.org)" ${_init_CODEC_FFMPEG})
 327 option(WITH_CODEC_SNDFILE       "Enable libsndfile Support (http://www.mega-nerd.com/libsndfile)" OFF)
 328
 329 # Alembic support
 330 option(WITH_ALEMBIC             "Enable Alembic Support" OFF)
 331 option(WITH_ALEMBIC_HDF5        "Enable Legacy Alembic Support (not officially supported)" OFF)
 332
 333 # 3D format support
 334 # Disable opencollada when we don't have precompiled libs
 335 option(WITH_OPENCOLLADA   "Enable OpenCollada Support (http://www.opencollada.org)" ${_init_OPENCOLLADA})
 336
 337 # Sound output
 338 option(WITH_SDL           "Enable SDL for sound and joystick support" ${_init_SDL})
 339 option(WITH_OPENAL        "Enable OpenAL Support (http://www.openal.org)" ON)
 340 option(WITH_JACK          "Enable JACK Support (http://www.jackaudio.org)" ${_init_JACK})
 341 if(UNIX AND NOT APPLE)
 342         option(WITH_JACK_DYNLOAD  "Enable runtime dynamic JACK libraries loading" OFF)
 343 endif()
 344 if(UNIX AND NOT APPLE)
 345         option(WITH_SDL_DYNLOAD  "Enable runtime dynamic SDL libraries loading" OFF)
 346 endif()
 347
 348 # Compression
 349 option(WITH_LZO           "Enable fast LZO compression (used for pointcache)" ON)
 350 option(WITH_LZMA          "Enable best LZMA compression, (used for pointcache)" ON)
 351 if(UNIX AND NOT APPLE)
 352         option(WITH_SYSTEM_LZO    "Use the system LZO library" OFF)
 353 endif()
 354
 355 # Camera/motion tracking
 356 option(WITH_LIBMV         "Enable Libmv structure from motion library" ON)
 357 option(WITH_LIBMV_SCHUR_SPECIALIZATIONS "Enable fixed-size schur specializations." OFF)
 358 mark_as_advanced(WITH_LIBMV_SCHUR_SPECIALIZATIONS)
 359
 360 # Logging/unbit test libraries.
 361 option(WITH_SYSTEM_GFLAGS   "Use system-wide Gflags instead of a bundled one" OFF)
 362 option(WITH_SYSTEM_GLOG     "Use system-wide Glog instead of a bundled one" OFF)
 363 mark_as_advanced(WITH_SYSTEM_GFLAGS)
 364 mark_as_advanced(WITH_SYSTEM_GLOG)
 365
 366 # Freestyle
 367 option(WITH_FREESTYLE     "Enable Freestyle (advanced edges rendering)" ON)
 368
 369 # Misc
 370 if(WIN32)
 371         option(WITH_INPUT_IME "Enable Input Method Editor (IME) for complex Asian character input" ON)
 372 endif()
 373 option(WITH_INPUT_NDOF "Enable NDOF input devices (SpaceNavigator and friends)" ${_init_INPUT_NDOF})
 374 option(WITH_RAYOPTIMIZATION     "Enable use of SIMD (SSE) optimizations for the raytracer" ON)
 375 if(UNIX AND NOT APPLE)
 376         option(WITH_INSTALL_PORTABLE "Install redistributeable runtime, otherwise install into CMAKE_INSTALL_PREFIX" ON)
 377         option(WITH_STATIC_LIBS "Try to link with static libraries, as much as possible, to make blender more portable across distributions" OFF)
 378         if(WITH_STATIC_LIBS)
 379                 option(WITH_BOOST_ICU "Boost uses ICU library (required for linking with static Boost built with libicu)." OFF)
 380                 mark_as_advanced(WITH_BOOST_ICU)
 381         endif()
 382 endif()
 383
 384 option(WITH_PYTHON_INSTALL       "Copy system python into the blender install folder" ON)
 385 if(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_OPENSUBDIV           "Build Cycles with OpenSubdiv support" ${_init_CYCLES_OPENSUBDIV})
 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 set(CYCLES_CUDA_BINARIES_ARCH sm_30 sm_35 sm_37 sm_50 sm_52 sm_60 sm_61 CACHE STRING "CUDA architectures to build binaries for")
 413 mark_as_advanced(CYCLES_CUDA_BINARIES_ARCH)
 414 unset(PLATFORM_DEFAULT)
 415 option(WITH_CYCLES_LOGGING      "Build Cycles with logging support" ON)
 416 option(WITH_CYCLES_DEBUG        "Build Cycles with extra debug capabilities" OFF)
 417 option(WITH_CYCLES_NATIVE_ONLY  "Build Cycles with native kernel only (which fits current CPU, use for development only)" OFF)
 418 mark_as_advanced(WITH_CYCLES_CUBIN_COMPILER)
 419 mark_as_advanced(WITH_CYCLES_LOGGING)
 420 mark_as_advanced(WITH_CYCLES_DEBUG)
 421 mark_as_advanced(WITH_CYCLES_NATIVE_ONLY)
 422
 423 option(WITH_CYCLES_DEVICE_CUDA                          "Enable Cycles CUDA compute support" ON)
 424 option(WITH_CYCLES_DEVICE_OPENCL                        "Enable Cycles OpenCL compute support" ON)
 425 option(WITH_CYCLES_NETWORK                              "Enable Cycles compute over network support (EXPERIMENTAL and unfinished)" OFF)
 426 mark_as_advanced(WITH_CYCLES_DEVICE_CUDA)
 427 mark_as_advanced(WITH_CYCLES_DEVICE_OPENCL)
 428 mark_as_advanced(WITH_CYCLES_NETWORK)
 429
 430 option(WITH_CUDA_DYNLOAD "Dynamically load CUDA libraries at runtime" ON)
 431 mark_as_advanced(WITH_CUDA_DYNLOAD)
 432
 433 # LLVM
 434 option(WITH_LLVM                                        "Use LLVM" OFF)
 435 if(APPLE)
 436         option(LLVM_STATIC                                      "Link with LLVM static libraries" ON) # we prefer static llvm build on Apple, dyn build possible though
 437 else()
 438         option(LLVM_STATIC                                      "Link with LLVM static libraries" OFF)
 439 endif()
 440 mark_as_advanced(LLVM_STATIC)
 441
 442 # disable for now, but plan to support on all platforms eventually
 443 option(WITH_MEM_JEMALLOC   "Enable malloc replacement (http://www.canonware.com/jemalloc)" ON)
 444 mark_as_advanced(WITH_MEM_JEMALLOC)
 445
 446 # currently only used for BLI_mempool
 447 option(WITH_MEM_VALGRIND "Enable extended valgrind support for better reporting" OFF)
 448 mark_as_advanced(WITH_MEM_VALGRIND)
 449
 450 # Debug
 451 option(WITH_CXX_GUARDEDALLOC "Enable GuardedAlloc for C++ memory allocation tracking (only enable for development)" OFF)
 452 mark_as_advanced(WITH_CXX_GUARDEDALLOC)
 453
 454 option(WITH_ASSERT_ABORT "Call abort() when raising an assertion through BLI_assert()" OFF)
 455 mark_as_advanced(WITH_ASSERT_ABORT)
 456
 457 option(WITH_BOOST                                       "Enable features depending on boost" ON)
 458
 459 # Unit testsing
 460 option(WITH_GTESTS "Enable GTest unit testing" OFF)
 461 option(WITH_OPENGL_RENDER_TESTS "Enable OpenGL render related unit testing (Experimental)" OFF)
 462 option(WITH_OPENGL_DRAW_TESTS "Enable OpenGL UI drawing related unit testing (Experimental)" OFF)
 463
 464
 465 # Documentation
 466 if(UNIX AND NOT APPLE)
 467         option(WITH_DOC_MANPAGE "Create a manual page (Unix manpage)" OFF)
 468 endif()
 469
 470
 471 # OpenGL
 472
 473 option(WITH_GLEW_ES             "Switches to experimental copy of GLEW that has support for OpenGL ES. (temporary option for development purposes)" OFF)
 474 option(WITH_GL_EGL              "Use the EGL OpenGL system library instead of the platform specific OpenGL system library (CGL, glX, or WGL)"       OFF)
 475 option(WITH_GL_PROFILE_ES20     "Support using OpenGL ES 2.0. (thru either EGL or the AGL/WGL/XGL 'es20' profile)"                                  OFF)
 476
 477 mark_as_advanced(
 478         WITH_GLEW_ES
 479         WITH_GL_EGL
 480         WITH_GL_PROFILE_ES20
 481 )
 482
 483 if(WIN32)
 484         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)
 485         mark_as_advanced(WITH_GL_ANGLE)
 486 endif()
 487
 488 if(WITH_GLEW_ES AND WITH_SYSTEM_GLEW)
 489         message(WARNING Ignoring WITH_SYSTEM_GLEW and using WITH_GLEW_ES)
 490         set(WITH_SYSTEM_GLEW OFF)
 491 endif()
 492
 493 if(WIN32)
 494         getDefaultWindowsPrefixBase(CMAKE_GENERIC_PROGRAM_FILES)
 495         set(CPACK_INSTALL_PREFIX ${CMAKE_GENERIC_PROGRAM_FILES}/${})
 496 endif()
 497
 498 # Experimental support of C11 and C++11
 499 #
 500 # We default options to whatever default standard in the current compiler.
 501 if(APPLE)
 502         set(_c11_init ON)
 503         set(_cxx11_init ON)
 504         set(WITH_C11 ON)
 505         set(WITH_CXX11 ON)
 506 elseif(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "6.0") AND (NOT WITH_CXX11))
 507         set(_c11_init ON)
 508 else()
 509         set(_c11_init OFF)
 510 endif()
 511 set(_cxx11_init ON)
 512
 513 option(WITH_C11 "Build with C11 standard enabled, for development use only!" ${_c11_init})
 514 mark_as_advanced(WITH_C11)
 515 option(WITH_CXX11 "Build with C++11 standard enabled, for development use only!" ${_cxx11_init})
 516 mark_as_advanced(WITH_CXX11)
 517
 518 # Compiler toolchain
 519 if(CMAKE_COMPILER_IS_GNUCC)
 520         option(WITH_LINKER_GOLD "Use ld.gold linker which is usually faster than ld.bfd" ON)
 521         mark_as_advanced(WITH_LINKER_GOLD)
 522 endif()
 523
 524 if(WIN32)
 525         # Use hardcoded paths or find_package to find externals
 526         option(WITH_WINDOWS_FIND_MODULES "Use find_package to locate libraries" OFF)
 527         mark_as_advanced(WITH_WINDOWS_FIND_MODULES)
 528
 529         option(WITH_WINDOWS_CODESIGN "Use signtool to sign the final binary." OFF)
 530         mark_as_advanced(WITH_WINDOWS_CODESIGN)
 531
 532         set(WINDOWS_CODESIGN_PFX CACHE FILEPATH  "Path to pfx file to use for codesigning.")
 533         mark_as_advanced(WINDOWS_CODESIGN_PFX)
 534
 535         set(WINDOWS_CODESIGN_PFX_PASSWORD CACHE STRING  "password for pfx file used for codesigning.")
 536         mark_as_advanced(WINDOWS_CODESIGN_PFX_PASSWORD)
 537
 538         option(WINDOWS_USE_VISUAL_STUDIO_FOLDERS "Organize the visual studio project according to source folders." ON)
 539         mark_as_advanced(WINDOWS_USE_VISUAL_STUDIO_FOLDERS)
 540 endif()
 541
 542 # avoid using again
 543 option_defaults_clear()
 544
 545 # end option(...)
 546
 547
 548
 549 # By default we want to install to the directory we are compiling our executables
 550 # unless specified otherwise, which we currently do not allow
 551 if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
 552         if(WIN32)
 553                 set(CMAKE_INSTALL_PREFIX ${EXECUTABLE_OUTPUT_PATH}/\${BUILD_TYPE} CACHE PATH "default install path" FORCE)
 554         elseif(APPLE)
 555                 set(CMAKE_INSTALL_PREFIX ${EXECUTABLE_OUTPUT_PATH}/\${BUILD_TYPE} CACHE PATH "default install path" FORCE)
 556         else()
 557                 if(WITH_INSTALL_PORTABLE)
 558                         set(CMAKE_INSTALL_PREFIX ${EXECUTABLE_OUTPUT_PATH} CACHE PATH "default install path" FORCE)
 559                 endif()
 560         endif()
 561 endif()
 562
 563
 564
 565 # Apple
 566
 567 if(APPLE)
 568         include(platform_apple_xcode)
 569 endif()
 570
 571
 572 #-----------------------------------------------------------------------------
 573 # Check for conflicting/unsupported configurations
 574
 575 if(NOT WITH_BLENDER AND NOT WITH_CYCLES_STANDALONE)
 576         message(FATAL_ERROR
 577                 "At least one of WITH_BLENDER or WITH_CYCLES_STANDALONE "
 578                 "must be enabled, nothing to do!"
 579         )
 580 endif()
 581
 582 if(NOT WITH_CXX11)
 583         if(WITH_AUDASPACE AND NOT WITH_SYSTEM_AUDASPACE)
 584                 message(FATAL_ERROR "WITH_AUDASPACE requires WITH_CXX11")
 585         endif()
 586 endif()
 587
 588 if(NOT WITH_AUDASPACE)
 589         if(WITH_OPENAL)
 590                 message(FATAL_ERROR "WITH_OPENAL requires WITH_AUDASPACE")
 591         endif()
 592         if(WITH_JACK)
 593                 message(FATAL_ERROR "WITH_JACK requires WITH_AUDASPACE")
 594         endif()
 595 endif()
 596
 597 if(NOT WITH_SDL AND WITH_GHOST_SDL)
 598         message(FATAL_ERROR "WITH_GHOST_SDL requires WITH_SDL")
 599 endif()
 600
 601 # python module, needs some different options
 602 if(WITH_PYTHON_MODULE AND WITH_PYTHON_INSTALL)
 603         message(FATAL_ERROR "WITH_PYTHON_MODULE requires WITH_PYTHON_INSTALL to be OFF")
 604 endif()
 605
 606
 607 # may as well build python module without a UI
 608 if(WITH_PYTHON_MODULE)
 609         set(WITH_HEADLESS ON)
 610 endif()
 611
 612 if(NOT WITH_PYTHON)
 613         set(WITH_CYCLES OFF)
 614 endif()
 615
 616 # enable boost for cycles, audaspace or i18n
 617 # otherwise if the user disabled
 618 if(NOT WITH_BOOST)
 619         # Explicitly disabled. so disable all deps.
 620         macro(set_and_warn
 621                 _setting _val)
 622                 if(${${_setting}})
 623                         message(STATUS "'WITH_BOOST' is disabled: forcing 'set(${_setting} ${_val})'")
 624                 endif()
 625                 set(${_setting} ${_val})
 626         endmacro()
 627
 628         set_and_warn(WITH_CYCLES         OFF)
 629         set_and_warn(WITH_INTERNATIONAL  OFF)
 630         set_and_warn(WITH_OPENVDB        OFF)
 631         set_and_warn(WITH_OPENCOLORIO    OFF)
 632 elseif(WITH_CYCLES OR WITH_OPENIMAGEIO OR WITH_INTERNATIONAL OR
 633        WITH_OPENVDB OR WITH_OPENCOLORIO)
 634         # Keep enabled
 635 else()
 636         # New dependency graph needs either Boost or C++11 for function bindings.
 637         if(NOT WITH_CXX11)
 638                 # Enabled but we don't need it
 639                 set(WITH_BOOST OFF)
 640         endif()
 641 endif()
 642
 643 # auto enable openimageio for cycles
 644 if(WITH_CYCLES)
 645         set(WITH_OPENIMAGEIO ON)
 646
 647         # auto enable llvm for cycles_osl
 648         if(WITH_CYCLES_OSL)
 649                 set(WITH_LLVM ON CACHE BOOL "" FORCE)
 650         endif()
 651 else()
 652         set(WITH_CYCLES_OSL OFF)
 653 endif()
 654
 655 # auto enable openimageio linking dependencies
 656 if(WITH_OPENIMAGEIO)
 657         set(WITH_IMAGE_OPENEXR ON)
 658         set(WITH_IMAGE_TIFF ON)
 659 endif()
 660
 661 # auto enable alembic linking dependencies
 662 if(WITH_ALEMBIC)
 663         set(WITH_IMAGE_OPENEXR ON)
 664 endif()
 665
 666 # don't store paths to libs for portable distribution
 667 if(WITH_INSTALL_PORTABLE)
 668         set(CMAKE_SKIP_BUILD_RPATH TRUE)
 669 endif()
 670
 671 if(WITH_GHOST_SDL OR WITH_HEADLESS)
 672         set(WITH_X11           OFF)
 673         set(WITH_X11_XINPUT    OFF)
 674         set(WITH_X11_XF86VMODE OFF)
 675         set(WITH_X11_XFIXES    OFF)
 676         set(WITH_X11_ALPHA     OFF)
 677         set(WITH_GHOST_XDND    OFF)
 678         set(WITH_INPUT_IME     OFF)
 679 endif()
 680
 681 if(WITH_CPU_SSE)
 682         TEST_SSE_SUPPORT(COMPILER_SSE_FLAG COMPILER_SSE2_FLAG)
 683 else()
 684         message(STATUS "SSE and SSE2 optimizations are DISABLED!")
 685         set(COMPILER_SSE_FLAG)
 686         set(COMPILER_SSE2_FLAG)
 687 endif()
 688
 689 if(WITH_BUILDINFO)
 690         find_package(Git)
 691         if(NOT GIT_FOUND)
 692                 message(WARNING "Git was not found, disabling WITH_BUILDINFO")
 693                 set(WITH_BUILDINFO OFF)
 694         endif()
 695 endif()
 696
 697 TEST_SHARED_PTR_SUPPORT()
 698 TEST_UNORDERED_MAP_SUPPORT()
 699
 700 if(WITH_AUDASPACE)
 701         if(NOT WITH_SYSTEM_AUDASPACE)
 702                 set(AUDASPACE_C_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/extern/audaspace/bindings/C" "${CMAKE_BINARY_DIR}/extern/audaspace")
 703                 set(AUDASPACE_PY_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/extern/audaspace/bindings")
 704         endif()
 705 endif()
 706
 707 # Auto-enable CUDA dynload if toolkit is not found.
 708 if(NOT WITH_CUDA_DYNLOAD)
 709         find_package(CUDA)
 710         if (NOT CUDA_FOUND)
 711                 message("CUDA toolkit not found, using dynamic runtime loading of libraries instead")
 712                 set(WITH_CUDA_DYNLOAD ON)
 713         endif()
 714 endif()
 715
 716 #-----------------------------------------------------------------------------
 717 # Check for valid directories
 718 # ... a partial checkout may cause this.
 719 #
 720 # note: we need to check for a known subdir in both cases.
 721 #       since uninitialized git submodules will give blank dirs
 722
 723 if(WITH_INTERNATIONAL)
 724         if(NOT EXISTS "${CMAKE_SOURCE_DIR}/release/datafiles/locale/languages")
 725                 message(WARNING
 726                         "Translation path '${CMAKE_SOURCE_DIR}/release/datafiles/locale' is missing, "
 727                         "This is a 'git submodule', which are known not to work with bridges to other version "
 728                         "control systems, disabling 'WITH_INTERNATIONAL'."
 729                 )
 730                 set(WITH_INTERNATIONAL OFF)
 731         endif()
 732 endif()
 733
 734 if(WITH_PYTHON)
 735         # While we have this as an '#error' in 'bpy_capi_utils.h',
 736         # upgrading Python tends to cause confusion for users who build.
 737         # Give the error message early to make this more obvious.
 738         #
 739         # Do this before main 'platform_*' checks,
 740         # because UNIX will search for the old Python paths which may not exist.
 741         # giving errors about missing paths before this case is met.
 742         if(DEFINED PYTHON_VERSION AND "${PYTHON_VERSION}" VERSION_LESS "3.6")
 743                 message(FATAL_ERROR "At least Python 3.6 is required to build")
 744         endif()
 745
 746         if(NOT EXISTS "${CMAKE_SOURCE_DIR}/release/scripts/addons/modules")
 747                 message(WARNING
 748                         "Addons path '${CMAKE_SOURCE_DIR}/release/scripts/addons' is missing, "
 749                         "This is a 'git submodule', which are known not to work with bridges to other version "
 750                         "control systems: * CONTINUING WITHOUT ADDONS *"
 751                 )
 752         endif()
 753 endif()
 754
 755 #-----------------------------------------------------------------------------
 756 # Initialize un-cached vars, avoid unused warning
 757
 758 # linux only, not cached
 759 set(WITH_BINRELOC OFF)
 760
 761 # MACOSX only, set to avoid uninitialized
 762 set(EXETYPE "")
 763
 764 # C/C++ flags
 765 set(PLATFORM_CFLAGS)
 766
 767 # these are added to later on.
 768 set(C_WARNINGS)
 769 set(CXX_WARNINGS)
 770
 771 # for gcc -Wno-blah-blah
 772 set(CC_REMOVE_STRICT_FLAGS)
 773
 774 # libraries to link the binary with passed to target_link_libraries()
 775 # known as LLIBS to scons
 776 set(PLATFORM_LINKLIBS "")
 777
 778 # Added to linker flags in setup_liblinks
 779 # - CMAKE_EXE_LINKER_FLAGS
 780 # - CMAKE_EXE_LINKER_FLAGS_DEBUG
 781 set(PLATFORM_LINKFLAGS "")
 782 set(PLATFORM_LINKFLAGS_DEBUG "")
 783
 784
 785 #-----------------------------------------------------------------------------
 786 #Platform specifics
 787
 788 if(WITH_X11)
 789         find_package(X11 REQUIRED)
 790
 791         find_path(X11_XF86keysym_INCLUDE_PATH X11/XF86keysym.h ${X11_INC_SEARCH_PATH})
 792         mark_as_advanced(X11_XF86keysym_INCLUDE_PATH)
 793
 794         list(APPEND PLATFORM_LINKLIBS ${X11_X11_LIB})
 795
 796         if(WITH_X11_XINPUT)
 797                 if(X11_Xinput_LIB)
 798                         list(APPEND PLATFORM_LINKLIBS ${X11_Xinput_LIB})
 799                 else()
 800                         set(WITH_X11_XINPUT OFF)
 801                 endif()
 802         endif()
 803
 804         if(WITH_X11_XF86VMODE)
 805                 # XXX, why dont cmake make this available?
 806                 find_library(X11_Xxf86vmode_LIB Xxf86vm   ${X11_LIB_SEARCH_PATH})
 807                 mark_as_advanced(X11_Xxf86vmode_LIB)
 808                 if(X11_Xxf86vmode_LIB)
 809                         list(APPEND PLATFORM_LINKLIBS ${X11_Xxf86vmode_LIB})
 810                 else()
 811                         set(WITH_X11_XF86VMODE OFF)
 812                 endif()
 813         endif()
 814
 815         if(WITH_X11_XFIXES)
 816                 if(X11_Xfixes_LIB)
 817                         list(APPEND PLATFORM_LINKLIBS ${X11_Xfixes_LIB})
 818                 else()
 819                         set(WITH_X11_XFIXES OFF)
 820                 endif()
 821         endif()
 822
 823         if(WITH_X11_ALPHA)
 824                 find_library(X11_Xrender_LIB Xrender  ${X11_LIB_SEARCH_PATH})
 825                 mark_as_advanced(X11_Xrender_LIB)
 826                 if(X11_Xrender_LIB)
 827                         list(APPEND PLATFORM_LINKLIBS ${X11_Xrender_LIB})
 828                 else()
 829                         set(WITH_X11_ALPHA OFF)
 830                 endif()
 831         endif()
 832
 833 endif()
 834
 835
 836 # ----------------------------------------------------------------------------
 837 # Main Platform Checks
 838 #
 839 # - UNIX
 840 # - WIN32
 841 # - APPLE
 842
 843 if(UNIX AND NOT APPLE)
 844         include(platform_unix)
 845 elseif(WIN32)
 846         include(platform_win32)
 847 elseif(APPLE)
 848         include(platform_apple)
 849 endif()
 850
 851 #-----------------------------------------------------------------------------
 852 # Common.
 853
 854 if(NOT WITH_FFTW3 AND WITH_MOD_OCEANSIM)
 855         message(FATAL_ERROR "WITH_MOD_OCEANSIM requires WITH_FFTW3 to be ON")
 856 endif()
 857
 858 if(WITH_CYCLES)
 859         if(NOT WITH_OPENIMAGEIO)
 860                 message(FATAL_ERROR
 861                         "Cycles requires WITH_OPENIMAGEIO, the library may not have been found. "
 862                         "Configure OIIO or disable WITH_CYCLES"
 863                 )
 864         endif()
 865         if(NOT WITH_BOOST)
 866                 message(FATAL_ERROR
 867                         "Cycles requires WITH_BOOST, the library may not have been found. "
 868                         "Configure BOOST or disable WITH_CYCLES"
 869                 )
 870         endif()
 871
 872         if(WITH_CYCLES_OSL)
 873                 if(NOT WITH_LLVM)
 874                         message(FATAL_ERROR
 875                                 "Cycles OSL requires WITH_LLVM, the library may not have been found. "
 876                                 "Configure LLVM or disable WITH_CYCLES_OSL"
 877                         )
 878                 endif()
 879         endif()
 880 endif()
 881
 882 if(WITH_INTERNATIONAL)
 883         if(NOT WITH_BOOST)
 884                 message(FATAL_ERROR
 885                         "Internationalization requires WITH_BOOST, the library may not have been found. "
 886                         "Configure BOOST or disable WITH_INTERNATIONAL"
 887                 )
 888         endif()
 889 endif()
 890
 891 # See TEST_SSE_SUPPORT() for how this is defined.
 892
 893 # Do it globally, SSE2 is required for quite some time now.
 894 # Doing it now allows to use SSE/SSE2 in inline headers.
 895 if(SUPPORT_SSE_BUILD)
 896         set(PLATFORM_CFLAGS " ${COMPILER_SSE_FLAG} ${PLATFORM_CFLAGS}")
 897         add_definitions(-D__SSE__ -D__MMX__)
 898 endif()
 899 if(SUPPORT_SSE2_BUILD)
 900         set(PLATFORM_CFLAGS " ${PLATFORM_CFLAGS} ${COMPILER_SSE2_FLAG}")
 901         add_definitions(-D__SSE2__)
 902         if(NOT SUPPORT_SSE_BUILD) # dont double up
 903                 add_definitions(-D__MMX__)
 904         endif()
 905 endif()
 906
 907
 908 # set the endian define
 909 if(MSVC)
 910         # for some reason this fails on msvc
 911         add_definitions(-D__LITTLE_ENDIAN__)
 912
 913 # OSX-Note: as we do cross-compiling with specific set architecture,
 914 # endianess-detection and auto-setting is counterproductive
 915 # so we just set endianess according CMAKE_OSX_ARCHITECTURES
 916
 917 elseif(CMAKE_OSX_ARCHITECTURES MATCHES i386 OR CMAKE_OSX_ARCHITECTURES MATCHES x86_64)
 918         add_definitions(-D__LITTLE_ENDIAN__)
 919 elseif(CMAKE_OSX_ARCHITECTURES MATCHES ppc OR CMAKE_OSX_ARCHITECTURES MATCHES ppc64)
 920         add_definitions(-D__BIG_ENDIAN__)
 921
 922 else()
 923         include(TestBigEndian)
 924         test_big_endian(_SYSTEM_BIG_ENDIAN)
 925         if(_SYSTEM_BIG_ENDIAN)
 926                 add_definitions(-D__BIG_ENDIAN__)
 927         else()
 928                 add_definitions(-D__LITTLE_ENDIAN__)
 929         endif()
 930         unset(_SYSTEM_BIG_ENDIAN)
 931 endif()
 932 if(WITH_IMAGE_OPENJPEG)
 933         if(WITH_SYSTEM_OPENJPEG)
 934                 # dealt with above
 935                 set(OPENJPEG_DEFINES "")
 936         else()
 937                 set(OPENJPEG_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/extern/libopenjpeg")
 938                 set(OPENJPEG_DEFINES "-DOPJ_STATIC")
 939         endif()
 940         # Special handling of Windows platform where openjpeg is always static.
 941         if(WIN32)
 942                 set(OPENJPEG_DEFINES "-DOPJ_STATIC")
 943         endif()
 944 endif()
 945
 946 if(NOT WITH_SYSTEM_EIGEN3)
 947         set(EIGEN3_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/Eigen3)
 948 endif()
 949
 950 #-----------------------------------------------------------------------------
 951 # Configure OpenGL.
 952
 953 find_package(OpenGL)
 954 blender_include_dirs_sys("${OPENGL_INCLUDE_DIR}")
 955
 956 if(WITH_SYSTEM_GLES)
 957         find_package_wrapper(OpenGLES)
 958 endif()
 959
 960 if(WITH_GL_PROFILE_ES20)
 961         if(WITH_SYSTEM_GLES)
 962                 if(NOT OPENGLES_LIBRARY)
 963                         message(FATAL_ERROR
 964                                 "Unable to find OpenGL ES libraries. "
 965                                 "Install them or disable WITH_SYSTEM_GLES."
 966                         )
 967                 endif()
 968
 969                 list(APPEND BLENDER_GL_LIBRARIES OPENGLES_LIBRARY)
 970
 971         else()
 972                 set(OPENGLES_LIBRARY "" CACHE FILEPATH "OpenGL ES 2.0 library file")
 973                 mark_as_advanced(OPENGLES_LIBRARY)
 974
 975                 list(APPEND BLENDER_GL_LIBRARIES "${OPENGLES_LIBRARY}")
 976
 977                 if(NOT OPENGLES_LIBRARY)
 978                         message(FATAL_ERROR
 979                                 "To compile WITH_GL_EGL you need to set OPENGLES_LIBRARY "
 980                                 "to the file path of an OpenGL ES 2.0 library."
 981                         )
 982                 endif()
 983
 984         endif()
 985
 986         if(WIN32)
 987                 # Setup paths to files needed to install and redistribute Windows Blender with OpenGL ES
 988
 989                 set(OPENGLES_DLL "" CACHE FILEPATH "OpenGL ES 2.0 redistributable DLL file")
 990                 mark_as_advanced(OPENGLES_DLL)
 991
 992                 if(NOT OPENGLES_DLL)
 993                         message(FATAL_ERROR
 994                                 "To compile WITH_GL_PROFILE_ES20 you need to set OPENGLES_DLL to the file "
 995                                 "path of an OpenGL ES 2.0 runtime dynamic link library (DLL)."
 996                         )
 997                 endif()
 998
 999                 if(WITH_GL_ANGLE)
1000                         list(APPEND GL_DEFINITIONS -DWITH_ANGLE)
1001
1002                         set(D3DCOMPILER_DLL "" CACHE FILEPATH "Direct3D Compiler redistributable DLL file (needed by ANGLE)")
1003
1004                         get_filename_component(D3DCOMPILER_FILENAME "${D3DCOMPILER_DLL}" NAME)
1005                         list(APPEND GL_DEFINITIONS "-DD3DCOMPILER=\"\\\"${D3DCOMPILER_FILENAME}\\\"\"")
1006
1007                         mark_as_advanced(D3DCOMPILER_DLL)
1008
1009                         if(D3DCOMPILER_DLL STREQUAL "")
1010                                 message(FATAL_ERROR
1011                                         "To compile WITH_GL_ANGLE you need to set D3DCOMPILER_DLL to the file "
1012                                         "path of a copy of the DirectX redistributable DLL file: D3DCompiler_46.dll"
1013                                 )
1014                         endif()
1015
1016                 endif()
1017
1018         endif()
1019
1020 else()
1021         list(APPEND BLENDER_GL_LIBRARIES "${OPENGL_gl_LIBRARY}")
1022
1023 endif()
1024
1025 if(WITH_GL_EGL)
1026         list(APPEND GL_DEFINITIONS -DWITH_GL_EGL)
1027
1028         if(WITH_SYSTEM_GLES)
1029                 if(NOT OPENGLES_EGL_LIBRARY)
1030                         message(FATAL_ERROR
1031                                 "Unable to find OpenGL ES libraries. "
1032                                 "Install them or disable WITH_SYSTEM_GLES."
1033                         )
1034                 endif()
1035
1036                 list(APPEND BLENDER_GL_LIBRARIES OPENGLES_EGL_LIBRARY)
1037
1038         else()
1039                 set(OPENGLES_EGL_LIBRARY "" CACHE FILEPATH "EGL library file")
1040                 mark_as_advanced(OPENGLES_EGL_LIBRARY)
1041
1042                 list(APPEND BLENDER_GL_LIBRARIES "${OPENGLES_LIBRARY}" "${OPENGLES_EGL_LIBRARY}")
1043
1044                 if(NOT OPENGLES_EGL_LIBRARY)
1045                         message(FATAL_ERROR
1046                                 "To compile WITH_GL_EGL you need to set OPENGLES_EGL_LIBRARY "
1047                                 "to the file path of an EGL library."
1048                         )
1049                 endif()
1050
1051         endif()
1052
1053         if(WIN32)
1054                 # Setup paths to files needed to install and redistribute Windows Blender with OpenGL ES
1055
1056                 set(OPENGLES_EGL_DLL "" CACHE FILEPATH "EGL redistributable DLL file")
1057                 mark_as_advanced(OPENGLES_EGL_DLL)
1058
1059                 if(NOT OPENGLES_EGL_DLL)
1060                         message(FATAL_ERROR
1061                                 "To compile WITH_GL_EGL you need to set OPENGLES_EGL_DLL "
1062                                 "to the file path of an EGL runtime dynamic link library (DLL)."
1063                         )
1064                 endif()
1065
1066         endif()
1067
1068 endif()
1069
1070 if(WITH_GL_PROFILE_ES20)
1071         list(APPEND GL_DEFINITIONS -DWITH_GL_PROFILE_ES20)
1072 else()
1073         list(APPEND GL_DEFINITIONS -DWITH_GL_PROFILE_CORE)
1074 endif()
1075
1076 if(WITH_GL_EGL)
1077         list(APPEND GL_DEFINITIONS -DWITH_EGL)
1078 endif()
1079
1080 #-----------------------------------------------------------------------------
1081 # Configure OpenMP.
1082 if(WITH_OPENMP)
1083         find_package(OpenMP)
1084         if(OPENMP_FOUND)
1085                 if(NOT WITH_OPENMP_STATIC)
1086                         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
1087                         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
1088                 else()
1089                         # Typically avoid adding flags as defines but we can't
1090                         # pass OpenMP flags to the linker for static builds, meaning
1091                         # we can't add any OpenMP related flags to CFLAGS variables
1092                         # since they're passed to the linker as well.
1093                         add_definitions("${OpenMP_C_FLAGS}")
1094
1095                         find_library_static(OpenMP_LIBRARIES gomp ${CMAKE_CXX_IMPLICIT_LINK_DIRECTORIES})
1096                 endif()
1097         else()
1098                 set(WITH_OPENMP OFF)
1099         endif()
1100
1101         mark_as_advanced(
1102                 OpenMP_C_FLAGS
1103                 OpenMP_CXX_FLAGS
1104         )
1105 endif()
1106
1107 #-----------------------------------------------------------------------------
1108 # Configure GLEW
1109
1110 if(WITH_SYSTEM_GLEW)
1111         find_package(GLEW)
1112
1113         # Note: There is an assumption here that the system GLEW is not a static library.
1114
1115         if(NOT GLEW_FOUND)
1116                 message(FATAL_ERROR "GLEW is required to build Blender. Install it or disable WITH_SYSTEM_GLEW.")
1117         endif()
1118
1119         set(BLENDER_GLEW_LIBRARIES ${GLEW_LIBRARY})
1120 else()
1121         if(WITH_GLEW_ES)
1122                 set(GLEW_INCLUDE_PATH "${CMAKE_SOURCE_DIR}/extern/glew-es/include")
1123
1124                 list(APPEND GL_DEFINITIONS -DGLEW_STATIC -DWITH_GLEW_ES)
1125
1126                 # These definitions remove APIs from glew.h, making GLEW smaller, and catching unguarded API usage
1127                 if(WITH_GL_PROFILE_ES20)
1128                         list(APPEND GL_DEFINITIONS -DGLEW_ES_ONLY)
1129                 else()
1130                         # No ES functions are needed
1131                         list(APPEND GL_DEFINITIONS -DGLEW_NO_ES)
1132                 endif()
1133
1134                 if(WITH_GL_PROFILE_ES20)
1135                         if(WITH_GL_EGL)
1136                                 list(APPEND GL_DEFINITIONS -DGLEW_USE_LIB_ES20)
1137                         endif()
1138
1139                         # ToDo: This is an experiment to eliminate ES 1 symbols,
1140                         # GLEW doesn't really properly provide this level of control
1141                         # (for example, without modification it eliminates too many symbols)
1142                         # so there are lots of modifications to GLEW to make this work,
1143                         # and no attempt to make it work beyond Blender at this point.
1144                         list(APPEND GL_DEFINITIONS -DGL_ES_VERSION_1_0=0 -DGL_ES_VERSION_CL_1_1=0 -DGL_ES_VERSION_CM_1_1=0)
1145                 endif()
1146
1147                 if(WITH_GL_EGL)
1148                         list(APPEND GL_DEFINITIONS -DGLEW_INC_EGL)
1149                 endif()
1150
1151                 set(BLENDER_GLEW_LIBRARIES extern_glew_es bf_intern_glew_mx)
1152
1153         else()
1154                 set(GLEW_INCLUDE_PATH "${CMAKE_SOURCE_DIR}/extern/glew/include")
1155
1156                 list(APPEND GL_DEFINITIONS -DGLEW_STATIC)
1157
1158                 # This won't affect the non-experimental glew library,
1159                 # but is used for conditional compilation elsewhere.
1160                 list(APPEND GL_DEFINITIONS -DGLEW_NO_ES)
1161
1162                 set(BLENDER_GLEW_LIBRARIES extern_glew)
1163
1164         endif()
1165
1166 endif()
1167
1168 list(APPEND GL_DEFINITIONS -DGLEW_NO_GLU)
1169
1170 #-----------------------------------------------------------------------------
1171 # Configure Bullet
1172
1173 if(WITH_BULLET AND WITH_SYSTEM_BULLET)
1174         find_package(Bullet)
1175         if(NOT BULLET_FOUND)
1176                 set(WITH_BULLET OFF)
1177         endif()
1178 else()
1179         set(BULLET_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/extern/bullet2/src")
1180         # set(BULLET_LIBRARIES "")
1181 endif()
1182
1183 #-----------------------------------------------------------------------------
1184 # Configure Python.
1185
1186 if(WITH_PYTHON_MODULE)
1187         add_definitions(-DPy_ENABLE_SHARED)
1188 endif()
1189
1190 #-----------------------------------------------------------------------------
1191 # Configure GLog/GFlags
1192
1193 if(WITH_LIBMV OR WITH_GTESTS OR (WITH_CYCLES AND WITH_CYCLES_LOGGING))
1194         if(WITH_SYSTEM_GFLAGS)
1195                 find_package(Gflags)
1196                 if(NOT GFLAGS_FOUND)
1197                         message(FATAL_ERROR "System wide Gflags is requested but was not found")
1198                 endif()
1199                 # FindGflags does not define this, and we are not even sure what to use here.
1200                 set(GFLAGS_DEFINES)
1201         else()
1202                 set(GFLAGS_DEFINES
1203                         -DGFLAGS_DLL_DEFINE_FLAG=
1204                         -DGFLAGS_DLL_DECLARE_FLAG=
1205                         -DGFLAGS_DLL_DECL=
1206                 )
1207                 set(GFLAGS_NAMESPACE "gflags")
1208                 set(GFLAGS_LIBRARIES extern_gflags)
1209                 set(GFLAGS_INCLUDE_DIRS "${PROJECT_SOURCE_DIR}/extern/gflags/src")
1210         endif()
1211
1212         if(WITH_SYSTEM_GLOG)
1213                 find_package(Glog)
1214                 if(NOT GLOG_FOUND)
1215                         message(FATAL_ERROR "System wide Glog is requested but was not found")
1216                 endif()
1217                 # FindGlog does not define this, and we are not even sure what to use here.
1218                 set(GLOG_DEFINES)
1219         else()
1220                 set(GLOG_DEFINES
1221                         -DGOOGLE_GLOG_DLL_DECL=
1222                 )
1223                 set(GLOG_LIBRARIES extern_glog)
1224                 if(WIN32)
1225                         set(GLOG_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/glog/src/windows)
1226                 else()
1227                         set(GLOG_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/glog/include)
1228                 endif()
1229         endif()
1230 endif()
1231
1232 #-----------------------------------------------------------------------------
1233 # Configure Ceres
1234
1235 if(WITH_LIBMV)
1236         set(CERES_DEFINES)
1237
1238         if(WITH_CXX11)
1239                 # nothing to be done
1240         elseif(SHARED_PTR_FOUND)
1241                 if(SHARED_PTR_TR1_MEMORY_HEADER)
1242                         list(APPEND CERES_DEFINES -DCERES_TR1_MEMORY_HEADER)
1243                 endif()
1244                 if(SHARED_PTR_TR1_NAMESPACE)
1245                         list(APPEND CERES_DEFINES -DCERES_TR1_SHARED_PTR)
1246                 endif()
1247         else()
1248                 message(FATAL_ERROR "Ceres: Unable to find shared_ptr.")
1249         endif()
1250
1251         if(WITH_CXX11)
1252                 list(APPEND CERES_DEFINES -DCERES_STD_UNORDERED_MAP)
1253         elseif(HAVE_STD_UNORDERED_MAP_HEADER)
1254                 if(HAVE_UNORDERED_MAP_IN_STD_NAMESPACE)
1255                         list(APPEND CERES_DEFINES -DCERES_STD_UNORDERED_MAP)
1256                 else()
1257                         if(HAVE_UNORDERED_MAP_IN_TR1_NAMESPACE)
1258                                 list(APPEND CERES_DEFINES -DCERES_STD_UNORDERED_MAP_IN_TR1_NAMESPACE)
1259                         else()
1260                                 list(APPEND CERES_DEFINES -DCERES_NO_UNORDERED_MAP)
1261                                 message(STATUS "Ceres: Replacing unordered_map/set with map/set (warning: slower!)")
1262                         endif()
1263                 endif()
1264         else()
1265                 if(HAVE_UNORDERED_MAP_IN_TR1_NAMESPACE)
1266                         list(APPEND CERES_DEFINES -DCERES_TR1_UNORDERED_MAP)
1267                 else()
1268                         list(APPEND CERES_DEFINES -DCERES_NO_UNORDERED_MAP)
1269                         message(STATUS "Ceres: Replacing unordered_map/set with map/set (warning: slower!)")
1270                 endif()
1271         endif()
1272 endif()
1273
1274 #-----------------------------------------------------------------------------
1275 # Extra compile flags
1276
1277 if(CMAKE_COMPILER_IS_GNUCC)
1278
1279         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ALL -Wall)
1280         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_CAST_ALIGN -Wcast-align)
1281         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_IMPLICIT_FUNCTION_DECLARATION -Werror=implicit-function-declaration)
1282         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_RETURN_TYPE  -Werror=return-type)
1283         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_VLA -Werror=vla)
1284         # system headers sometimes do this, disable for now, was: -Werror=strict-prototypes
1285         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_STRICT_PROTOTYPES  -Wstrict-prototypes)
1286         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_PROTOTYPES -Wmissing-prototypes)
1287         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_CHAR_SUBSCRIPTS -Wno-char-subscripts)
1288         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1289         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_POINTER_ARITH -Wpointer-arith)
1290         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNUSED_PARAMETER -Wunused-parameter)
1291         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_WRITE_STRINGS -Wwrite-strings)
1292         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_LOGICAL_OP -Wlogical-op)
1293         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNDEF -Wundef)
1294         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_INIT_SELF -Winit-self)  # needs -Wuninitialized
1295         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_NULL -Wnonnull)  # C only
1296         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_INCLUDE_DIRS -Wmissing-include-dirs)
1297         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_DIV_BY_ZERO -Wno-div-by-zero)
1298         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_TYPE_LIMITS -Wtype-limits)
1299         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_FORMAT_SIGN -Wformat-signedness)
1300         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_RESTRICT -Wrestrict)
1301
1302         # gcc 4.2 gives annoying warnings on every file with this
1303         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.3")
1304                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNINITIALIZED -Wuninitialized)
1305         endif()
1306
1307         # versions before gcc4.6 give many BLI_math warnings
1308         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.6")
1309                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_REDUNDANT_DECLS       -Wredundant-decls)
1310                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_REDUNDANT_DECLS -Wredundant-decls)
1311         endif()
1312
1313         # versions before gcc4.8 include global name-space.
1314         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.8")
1315                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_SHADOW -Wshadow)
1316         endif()
1317
1318         # disable because it gives warnings for printf() & friends.
1319         # ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_DOUBLE_PROMOTION -Wdouble-promotion -Wno-error=double-promotion)
1320
1321         if(NOT APPLE)
1322                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_ERROR_UNUSED_BUT_SET_VARIABLE -Wno-error=unused-but-set-variable)
1323         endif()
1324
1325         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ALL -Wall)
1326         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_INVALID_OFFSETOF -Wno-invalid-offsetof)
1327         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_SIGN_COMPARE -Wno-sign-compare)
1328         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_LOGICAL_OP -Wlogical-op)
1329         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_INIT_SELF -Winit-self)  # needs -Wuninitialized
1330         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_MISSING_INCLUDE_DIRS -Wmissing-include-dirs)
1331         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_DIV_BY_ZERO -Wno-div-by-zero)
1332         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_TYPE_LIMITS -Wtype-limits)
1333         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ERROR_RETURN_TYPE  -Werror=return-type)
1334         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ERROR_IMPLICIT_FUNCTION_DECLARATION -Werror=implicit-function-declaration)
1335         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_CHAR_SUBSCRIPTS -Wno-char-subscripts)
1336         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1337         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_POINTER_ARITH -Wpointer-arith)
1338         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNUSED_PARAMETER -Wunused-parameter)
1339         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_WRITE_STRINGS -Wwrite-strings)
1340         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNDEF -Wundef)
1341         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_FORMAT_SIGN -Wformat-signedness)
1342         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_RESTRICT -Wrestrict)
1343
1344         # gcc 4.2 gives annoying warnings on every file with this
1345         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.3")
1346                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNINITIALIZED -Wuninitialized)
1347         endif()
1348
1349         # causes too many warnings
1350         if(NOT APPLE)
1351                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNDEF -Wundef)
1352                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_MISSING_DECLARATIONS -Wmissing-declarations)
1353         endif()
1354
1355         # Use 'ATTR_FALLTHROUGH' macro to suppress.
1356         if(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "7.0"))
1357                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_IMPLICIT_FALLTHROUGH -Wimplicit-fallthrough=5)
1358                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_IMPLICIT_FALLTHROUGH -Wimplicit-fallthrough=5)
1359         endif()
1360
1361         # flags to undo strict flags
1362         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_DEPRECATED_DECLARATIONS -Wno-deprecated-declarations)
1363         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_PARAMETER        -Wno-unused-parameter)
1364         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_FUNCTION         -Wno-unused-function)
1365
1366         if(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "7.0"))
1367                 ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_IMPLICIT_FALLTHROUGH    -Wno-implicit-fallthrough)
1368         endif()
1369
1370         if(NOT APPLE)
1371                 ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_ERROR_UNUSED_BUT_SET_VARIABLE -Wno-error=unused-but-set-variable)
1372         endif()
1373
1374 elseif(CMAKE_C_COMPILER_ID MATCHES "Clang")
1375
1376         # strange, clang complains these are not supported, but then uses them.
1377         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ALL -Wall)
1378         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_IMPLICIT_FUNCTION_DECLARATION -Werror=implicit-function-declaration)
1379         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_RETURN_TYPE  -Werror=return-type)
1380         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_AUTOLOGICAL_COMPARE -Wno-tautological-compare)
1381         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1382         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_CHAR_SUBSCRIPTS -Wno-char-subscripts)
1383         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_STRICT_PROTOTYPES  -Wstrict-prototypes)
1384         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_PROTOTYPES -Wmissing-prototypes)
1385         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNUSED_PARAMETER -Wunused-parameter)
1386
1387         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ALL -Wall)
1388         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_AUTOLOGICAL_COMPARE -Wno-tautological-compare)
1389         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_UNKNOWN_PRAGMAS     -Wno-unknown-pragmas)
1390         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_CHAR_SUBSCRIPTS     -Wno-char-subscripts)
1391         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.
1392         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_SIGN_COMPARE        -Wno-sign-compare)
1393         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_INVALID_OFFSETOF    -Wno-invalid-offsetof)
1394
1395         # gives too many unfixable warnings
1396         # ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNUSED_MACROS      -Wunused-macros)
1397         # ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNUSED_MACROS          -Wunused-macros)
1398
1399         # flags to undo strict flags
1400         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_PARAMETER -Wno-unused-parameter)
1401         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_MACROS    -Wno-unused-macros)
1402
1403         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_MISSING_VARIABLE_DECLARATIONS -Wno-missing-variable-declarations)
1404         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_INCOMPAT_PTR_DISCARD_QUAL -Wno-incompatible-pointer-types-discards-qualifiers)
1405         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_FUNCTION -Wno-unused-function)
1406         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_INT_TO_VOID_POINTER_CAST -Wno-int-to-void-pointer-cast)
1407         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_MISSING_PROTOTYPES -Wno-missing-prototypes)
1408         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_DUPLICATE_ENUM -Wno-duplicate-enum)
1409         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_UNDEF -Wno-undef)
1410         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_MISSING_NORETURN -Wno-missing-noreturn)
1411
1412         ADD_CHECK_CXX_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS CXX_WARN_NO_UNUSED_PRIVATE_FIELD -Wno-unused-private-field)
1413         ADD_CHECK_CXX_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS CXX_WARN_NO_CXX11_NARROWING -Wno-c++11-narrowing)
1414         ADD_CHECK_CXX_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS CXX_WARN_NO_NON_VIRTUAL_DTOR -Wno-non-virtual-dtor)
1415         ADD_CHECK_CXX_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS CXX_WARN_NO_UNUSED_MACROS -Wno-unused-macros)
1416         ADD_CHECK_CXX_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS CXX_WARN_NO_REORDER -Wno-reorder)
1417
1418 elseif(CMAKE_C_COMPILER_ID MATCHES "Intel")
1419
1420         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ALL -Wall)
1421         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_POINTER_ARITH -Wpointer-arith)
1422         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1423
1424         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ALL -Wall)
1425         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_INVALID_OFFSETOF -Wno-invalid-offsetof)
1426         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_SIGN_COMPARE -Wno-sign-compare)
1427
1428         # disable numbered, false positives
1429         set(C_WARNINGS "${C_WARNINGS} -wd188,186,144,913,556,858,597,177,1292,167,279,592,94,2722,3199")
1430         set(CXX_WARNINGS "${CXX_WARNINGS} -wd188,186,144,913,556,858,597,177,1292,167,279,592,94,2722,3199")
1431 elseif(CMAKE_C_COMPILER_ID MATCHES "MSVC")
1432         # most msvc warnings are C & C++
1433         set(_WARNINGS
1434                 # warning level:
1435                 "/W3"
1436                 "/w34062"  # switch statement contains 'default' but no 'case' labels
1437                 # disable:
1438                 "/wd4018"  # signed/unsigned mismatch
1439                 "/wd4146"  # unary minus operator applied to unsigned type, result still unsigned
1440                 "/wd4065"  # switch statement contains 'default' but no 'case' labels
1441                 "/wd4127"  # conditional expression is constant
1442                 "/wd4181"  # qualifier applied to reference type; ignored
1443                 "/wd4200"  # zero-sized array in struct/union
1444                 "/wd4244"  # conversion from 'type1' to 'type2', possible loss of data
1445                 "/wd4267"  # conversion from 'size_t' to 'type', possible loss of data
1446                 "/wd4305"  # truncation from 'type1' to 'type2'
1447                 "/wd4800"  # forcing value to bool 'true' or 'false'
1448                 "/wd4828"  # The file contains a character that is illegal
1449                 # errors:
1450                 "/we4013"  # 'function' undefined; assuming extern returning int
1451                 "/we4133"  # incompatible pointer types
1452                 "/we4431"  # missing type specifier - int assumed
1453         )
1454
1455         string(REPLACE ";" " " _WARNINGS "${_WARNINGS}")
1456         set(C_WARNINGS "${_WARNINGS}")
1457         set(CXX_WARNINGS "${_WARNINGS}")
1458         unset(_WARNINGS)
1459 endif()
1460
1461 # ensure python header is found since detection can fail, this could happen
1462 # with _any_ library but since we used a fixed python version this tends to
1463 # be most problematic.
1464 if(WITH_PYTHON)
1465         if(NOT EXISTS "${PYTHON_INCLUDE_DIR}/Python.h")
1466                 message(FATAL_ERROR
1467                         "Missing: \"${PYTHON_INCLUDE_DIR}/Python.h\",\n"
1468                         "Set the cache entry 'PYTHON_INCLUDE_DIR' to point "
1469                         "to a valid python include path. Containing "
1470                         "Python.h for python version \"${PYTHON_VERSION}\""
1471                 )
1472         endif()
1473
1474         if(WIN32)
1475                 # pass, we have this in an archive to extract
1476         elseif((WITH_PYTHON_INSTALL AND WITH_PYTHON_INSTALL_NUMPY) OR (WITH_AUDASPACE AND NOT WITH_SYSTEM_AUDASPACE))
1477                 if(("${PYTHON_NUMPY_PATH}" STREQUAL "") OR (${PYTHON_NUMPY_PATH} MATCHES NOTFOUND))
1478                         find_python_package(numpy)
1479                         unset(PYTHON_NUMPY_INCLUDE_DIRS CACHE)
1480                         set(PYTHON_NUMPY_INCLUDE_DIRS ${PYTHON_NUMPY_PATH}/numpy/core/include CACHE PATH "Path to the include directory of the numpy module")
1481                         mark_as_advanced(PYTHON_NUMPY_INCLUDE_DIRS)
1482                 endif()
1483         endif()
1484
1485         if(WIN32 OR APPLE)
1486                 # pass, we have this in lib/python/site-packages
1487         elseif(WITH_PYTHON_INSTALL_REQUESTS)
1488                 find_python_package(requests)
1489         endif()
1490 endif()
1491
1492 if(WITH_CXX11)
1493         if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_C_COMPILER_ID MATCHES "Clang")
1494                 # TODO(sergey): Do we want c++11 or gnu-c++11 here?
1495                 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
1496         elseif(MSVC)
1497                 # Nothing special is needed, C++11 features are available by default.
1498         else()
1499                 message(FATAL_ERROR "Compiler ${CMAKE_C_COMPILER_ID} is not supported for C++11 build yet")
1500         endif()
1501 else()
1502         # GCC-6 switched to C++11 by default, which would break linking with existing libraries
1503         # by default. So we explicitly disable C++11 for a new GCC so no linking issues happens.
1504         if(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "6.0"))
1505                 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++98")
1506                 # We also disable any of C++11 ABI from usage, so we wouldn't even try to
1507                 # link to stuff from std::__cxx11 namespace.
1508                 add_definitions("-D_GLIBCXX_USE_CXX11_ABI=0")
1509         endif()
1510 endif()
1511
1512 # Visual Studio has all standards it supports available by default
1513 if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_C_COMPILER_ID MATCHES "Clang" OR CMAKE_C_COMPILER_ID MATCHES "Intel")
1514         # Use C99 + GNU extensions, works with GCC, Clang, ICC
1515         if(WITH_C11)
1516                 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu11")
1517         else()
1518                 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99")
1519         endif()
1520 endif()
1521
1522 # Include warnings first, so its possible to disable them with user defined flags
1523 # eg: -Wno-uninitialized
1524 set(CMAKE_C_FLAGS "${C_WARNINGS} ${CMAKE_C_FLAGS} ${PLATFORM_CFLAGS}")
1525 set(CMAKE_CXX_FLAGS "${CXX_WARNINGS} ${CMAKE_CXX_FLAGS} ${PLATFORM_CFLAGS}")
1526
1527 # defined above, platform specific but shared names
1528 mark_as_advanced(
1529         CYCLES_OSL
1530         OSL_LIB_EXEC
1531         OSL_COMPILER
1532         OSL_LIB_COMP
1533         OSL_LIB_QUERY
1534         OSL_INCLUDE_DIR
1535 )
1536
1537 mark_as_advanced(
1538         LLVM_CONFIG
1539         LLVM_ROOT_DIR
1540         LLVM_LIBRARY
1541         LLVM_VERSION
1542 )
1543
1544 #-------------------------------------------------------------------------------
1545 # Global Defines
1546
1547 # better not set includes here but this debugging option is off by default.
1548 if(WITH_CXX_GUARDEDALLOC)
1549         include_directories(${CMAKE_SOURCE_DIR}/intern/guardedalloc)
1550         add_definitions(-DWITH_CXX_GUARDEDALLOC)
1551 endif()
1552
1553 if(WITH_ASSERT_ABORT)
1554         add_definitions(-DWITH_ASSERT_ABORT)
1555 endif()
1556
1557 # message(STATUS "Using CFLAGS: ${CMAKE_C_FLAGS}")
1558 # message(STATUS "Using CXXFLAGS: ${CMAKE_CXX_FLAGS}")
1559
1560 #-----------------------------------------------------------------------------
1561 # Libraries
1562
1563 if(WITH_GTESTS)
1564         include(GTestTesting)
1565 endif()
1566
1567 if(WITH_BLENDER)
1568         add_subdirectory(intern)
1569         add_subdirectory(extern)
1570
1571         # source after intern and extern to gather all
1572         # internal and external library information first, for test linking
1573         add_subdirectory(source)
1574 elseif(WITH_CYCLES_STANDALONE)
1575         add_subdirectory(intern/cycles)
1576         add_subdirectory(extern/clew)
1577         if(WITH_CUDA_DYNLOAD)
1578                 add_subdirectory(extern/cuew)
1579         endif()
1580         if(NOT WITH_SYSTEM_GLEW)
1581                 add_subdirectory(extern/glew)
1582         endif()
1583 endif()
1584
1585 #-----------------------------------------------------------------------------
1586 # Blender Application
1587 if(WITH_BLENDER)
1588         add_subdirectory(source/creator)
1589 endif()
1590
1591
1592 #-----------------------------------------------------------------------------
1593 # Testing
1594 add_subdirectory(tests)
1595
1596
1597 #-----------------------------------------------------------------------------
1598 # CPack for generating packages
1599 include(build_files/cmake/packaging.cmake)
1600
1601 #-----------------------------------------------------------------------------
1602 # Use dynamic loading for OpenMP
1603 if(WITH_BLENDER)
1604         openmp_delayload(blender)
1605 endif()
1606
1607 #-----------------------------------------------------------------------------
1608 # Print Final Configuration
1609
1610 if(FIRST_RUN)
1611
1612         set(_config_msg "\nBlender Configuration\n=====================")
1613
1614         function(info_cfg_option
1615                 _setting
1616                 )
1617
1618                 set(_msg "  - ${_setting}")
1619                 string(LENGTH "${_msg}" _len)
1620                 while("32" GREATER "${_len}")
1621                         set(_msg "${_msg} ")
1622                         math(EXPR _len "${_len} + 1")
1623                 endwhile()
1624
1625                 set(_config_msg "${_config_msg}\n${_msg}${${_setting}}" PARENT_SCOPE)
1626         endfunction()
1627
1628         function(info_cfg_text
1629                 _text
1630                 )
1631
1632                 set(_config_msg "${_config_msg}\n\n  ${_text}" PARENT_SCOPE)
1633         endfunction()
1634
1635         message(STATUS "C Compiler:   \"${CMAKE_C_COMPILER_ID}\"")
1636         message(STATUS "C++ Compiler: \"${CMAKE_CXX_COMPILER_ID}\"")
1637
1638         info_cfg_text("Build Options:")
1639         info_cfg_option(WITH_BULLET)
1640         info_cfg_option(WITH_IK_SOLVER)
1641         info_cfg_option(WITH_IK_ITASC)
1642         info_cfg_option(WITH_OPENCOLLADA)
1643         info_cfg_option(WITH_FFTW3)
1644         info_cfg_option(WITH_INTERNATIONAL)
1645         info_cfg_option(WITH_INPUT_NDOF)
1646         info_cfg_option(WITH_CYCLES)
1647         info_cfg_option(WITH_FREESTYLE)
1648         info_cfg_option(WITH_OPENCOLORIO)
1649         info_cfg_option(WITH_OPENVDB)
1650         info_cfg_option(WITH_ALEMBIC)
1651
1652         info_cfg_text("Compiler Options:")
1653         info_cfg_option(WITH_BUILDINFO)
1654         info_cfg_option(WITH_OPENMP)
1655         info_cfg_option(WITH_RAYOPTIMIZATION)
1656
1657         info_cfg_text("System Options:")
1658         info_cfg_option(WITH_INSTALL_PORTABLE)
1659         info_cfg_option(WITH_X11_ALPHA)
1660         info_cfg_option(WITH_X11_XF86VMODE)
1661         info_cfg_option(WITH_X11_XFIXES)
1662         info_cfg_option(WITH_X11_XINPUT)
1663         info_cfg_option(WITH_MEM_JEMALLOC)
1664         info_cfg_option(WITH_MEM_VALGRIND)
1665         info_cfg_option(WITH_SYSTEM_GLEW)
1666         info_cfg_option(WITH_SYSTEM_OPENJPEG)
1667
1668         info_cfg_text("Image Formats:")
1669         info_cfg_option(WITH_OPENIMAGEIO)
1670         info_cfg_option(WITH_IMAGE_CINEON)
1671         info_cfg_option(WITH_IMAGE_DDS)
1672         info_cfg_option(WITH_IMAGE_HDR)
1673         info_cfg_option(WITH_IMAGE_OPENEXR)
1674         info_cfg_option(WITH_IMAGE_OPENJPEG)
1675         info_cfg_option(WITH_IMAGE_TIFF)
1676
1677         info_cfg_text("Audio:")
1678         info_cfg_option(WITH_OPENAL)
1679         info_cfg_option(WITH_SDL)
1680         info_cfg_option(WITH_SDL_DYNLOAD)
1681         info_cfg_option(WITH_JACK)
1682         info_cfg_option(WITH_JACK_DYNLOAD)
1683         info_cfg_option(WITH_CODEC_AVI)
1684         info_cfg_option(WITH_CODEC_FFMPEG)
1685         info_cfg_option(WITH_CODEC_SNDFILE)
1686
1687         info_cfg_text("Compression:")
1688         info_cfg_option(WITH_LZMA)
1689         info_cfg_option(WITH_LZO)
1690
1691         info_cfg_text("Python:")
1692         info_cfg_option(WITH_PYTHON_INSTALL)
1693         info_cfg_option(WITH_PYTHON_INSTALL_NUMPY)
1694         info_cfg_option(WITH_PYTHON_MODULE)
1695         info_cfg_option(WITH_PYTHON_SAFETY)
1696         if(APPLE)
1697                 info_cfg_option(WITH_PYTHON_FRAMEWORK)
1698         endif()
1699
1700         info_cfg_text("Modifiers:")
1701         info_cfg_option(WITH_MOD_REMESH)
1702         info_cfg_option(WITH_MOD_FLUID)
1703         info_cfg_option(WITH_MOD_OCEANSIM)
1704
1705         info_cfg_text("OpenGL:")
1706         info_cfg_option(WITH_GLEW_ES)
1707         info_cfg_option(WITH_GL_EGL)
1708         info_cfg_option(WITH_GL_PROFILE_ES20)
1709         if(WIN32)
1710                 info_cfg_option(WITH_GL_ANGLE)
1711         endif()
1712
1713         info_cfg_text("")
1714
1715         message("${_config_msg}")
1716 endif()
1717
1718 if(0)
1719         print_all_vars()
1720 endif()