Windows: Enable python debugging in Visual Studio.
[blender.git] / 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 # Omit superfluous "Up-to-date" messages.
66 if(NOT DEFINED CMAKE_INSTALL_MESSAGE)
67         set(CMAKE_INSTALL_MESSAGE "LAZY")
68 endif()
69
70 # quiet output for Makefiles, 'make -s' helps too
71 # set_property(GLOBAL PROPERTY RULE_MESSAGES OFF)
72
73 # global compile definitions since add_definitions() adds for all.
74 set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS
75         $<$<CONFIG:Debug>:DEBUG;_DEBUG>
76         $<$<CONFIG:Release>:NDEBUG>
77         $<$<CONFIG:MinSizeRel>:NDEBUG>
78         $<$<CONFIG:RelWithDebInfo>:NDEBUG>
79 )
80
81 #-----------------------------------------------------------------------------
82 # Set policy
83
84 # see "cmake --help-policy CMP0003"
85 # So library linking is more sane
86 cmake_policy(SET CMP0003 NEW)
87
88 # So BUILDINFO and BLENDERPATH strings are automatically quoted
89 cmake_policy(SET CMP0005 NEW)
90
91 # So syntax problems are errors
92 cmake_policy(SET CMP0010 NEW)
93
94 # Input directories must have CMakeLists.txt
95 cmake_policy(SET CMP0014 NEW)
96
97 #-----------------------------------------------------------------------------
98 # Load some macros.
99 include(build_files/cmake/macros.cmake)
100
101
102 #-----------------------------------------------------------------------------
103 # Initialize project.
104
105 blender_project_hack_pre()
106
107 project(Blender)
108
109 blender_project_hack_post()
110
111 enable_testing()
112
113 #-----------------------------------------------------------------------------
114 # Redirect output files
115
116 set(EXECUTABLE_OUTPUT_PATH ${CMAKE_BINARY_DIR}/bin CACHE INTERNAL "" FORCE)
117 set(LIBRARY_OUTPUT_PATH ${CMAKE_BINARY_DIR}/lib CACHE INTERNAL "" FORCE)
118 if(MSVC)
119         set(TESTS_OUTPUT_DIR ${EXECUTABLE_OUTPUT_PATH}/tests/$<CONFIG>/ CACHE INTERNAL "" FORCE)
120 else()
121         set(TESTS_OUTPUT_DIR ${EXECUTABLE_OUTPUT_PATH}/tests/ CACHE INTERNAL "" FORCE)
122 endif()
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_GAMEENGINE
169         _init_OPENSUBDIV
170 )
171
172 # customize...
173 if(UNIX AND NOT APPLE)
174         # some of these libraries are problematic on Linux
175         # disable less important dependencies by default
176         set(_init_CODEC_FFMPEG                   OFF)
177         set(_init_CYCLES_OSL                     OFF)
178         set(_init_CYCLES_OPENSUBDIV              OFF)
179         set(_init_IMAGE_OPENEXR                  OFF)
180         set(_init_JACK                           OFF)
181         set(_init_OPENCOLLADA                    OFF)
182         set(_init_OPENCOLORIO                    OFF)
183         set(_init_SDL                            OFF)
184         set(_init_FFTW3                          OFF)
185         set(_init_OPENSUBDIV                     OFF)
186 elseif(WIN32)
187         set(_init_JACK                           OFF)
188 elseif(APPLE)
189         set(_init_JACK                           OFF)
190         set(_init_OPENSUBDIV                     OFF)
191 endif()
192
193
194 #-----------------------------------------------------------------------------
195 # Options
196
197 # First platform specific non-cached vars
198 if(UNIX AND NOT (APPLE OR HAIKU))
199         set(WITH_X11 ON)
200 endif()
201
202 # Blender internal features
203 option(WITH_BLENDER "Build blender (disable to build only the blender player)" ON)
204 mark_as_advanced(WITH_BLENDER)
205
206 option(WITH_INTERNATIONAL "Enable I18N (International fonts and text)" ON)
207
208 option(WITH_PYTHON        "Enable Embedded Python API  (only disable for development)" ON)
209 option(WITH_PYTHON_SECURITY "Disables execution of scripts within blend files by default" ON)
210 mark_as_advanced(WITH_PYTHON)  # don't want people disabling this unless they really know what they are doing.
211 mark_as_advanced(WITH_PYTHON_SECURITY)  # some distributions see this as a security issue, rather than have them patch it, make a build option.
212
213 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)
214 mark_as_advanced(WITH_PYTHON_SAFETY)
215 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)
216 if(APPLE)
217         option(WITH_PYTHON_FRAMEWORK "Enable building using the Python available in the framework (OSX only)" OFF)
218 endif()
219
220 option(WITH_BUILDINFO     "Include extra build details (only disable for development & faster builds)" ${_init_BUILDINFO})
221 if(${CMAKE_VERSION} VERSION_LESS 2.8.8)
222         # add_library OBJECT arg unsupported
223         set(WITH_BUILDINFO OFF)
224 endif()
225 set(BUILDINFO_OVERRIDE_DATE "" CACHE STRING "Use instead of the current date for reproducible builds (empty string disables this option)")
226 set(BUILDINFO_OVERRIDE_TIME "" CACHE STRING "Use instead of the current time for reproducible builds (empty string disables this option)")
227 set(CPACK_OVERRIDE_PACKAGENAME "" CACHE STRING "Use instead of the standard packagename (empty string disables this option)")
228 mark_as_advanced(CPACK_OVERRIDE_PACKAGENAME)
229 mark_as_advanced(BUILDINFO_OVERRIDE_DATE)
230 mark_as_advanced(BUILDINFO_OVERRIDE_TIME)
231
232 option(WITH_IK_ITASC      "Enable ITASC IK solver (only disable for development & for incompatible C++ compilers)" ON)
233 option(WITH_IK_SOLVER     "Enable Legacy IK solver (only disable for development)" ON)
234 option(WITH_FFTW3         "Enable FFTW3 support (Used for smoke, ocean sim, and audio effects)" ${_init_FFTW3})
235 option(WITH_BULLET        "Enable Bullet (Physics Engine)" ON)
236 option(WITH_SYSTEM_BULLET "Use the systems bullet library (currently unsupported due to missing features in upstream!)" )
237 mark_as_advanced(WITH_SYSTEM_BULLET)
238 option(WITH_GAMEENGINE    "Enable Game Engine" ${_init_GAMEENGINE})
239 if(APPLE)
240         set(WITH_GAMEENGINE_DECKLINK OFF)
241 else()
242         option(WITH_GAMEENGINE_DECKLINK "Support BlackMagicDesign DeckLink cards in the Game Engine" ON)
243 endif()
244 option(WITH_PLAYER        "Build Player" OFF)
245 option(WITH_OPENCOLORIO   "Enable OpenColorIO color management" ${_init_OPENCOLORIO})
246
247 # Compositor
248 option(WITH_COMPOSITOR         "Enable the tile based nodal compositor" ON)
249
250 option(WITH_OPENSUBDIV    "Enable OpenSubdiv for surface subdivision" _init_OPENSUBDIV)
251
252 option(WITH_OPENVDB       "Enable features relying on OpenVDB" OFF)
253 option(WITH_OPENVDB_BLOSC "Enable blosc compression for OpenVDB, only enable if OpenVDB was built with blosc support" OFF)
254 option(WITH_OPENVDB_3_ABI_COMPATIBLE "Assume OpenVDB library has been compiled with version 3 ABI compatibility" OFF)
255 mark_as_advanced(WITH_OPENVDB_3_ABI_COMPATIBLE)
256
257 # GHOST Windowing Library Options
258 option(WITH_GHOST_DEBUG   "Enable debugging output for the GHOST library" OFF)
259 mark_as_advanced(WITH_GHOST_DEBUG)
260
261 option(WITH_GHOST_SDL    "Enable building Blender against SDL for windowing rather than the native APIs" OFF)
262 mark_as_advanced(WITH_GHOST_SDL)
263
264 if(WITH_X11)
265         option(WITH_GHOST_XDND    "Enable drag'n'drop support on X11 using XDND protocol" ON)
266 endif()
267
268 # Misc...
269 option(WITH_HEADLESS      "Build without graphical support (renderfarm, server mode only)" OFF)
270 mark_as_advanced(WITH_HEADLESS)
271
272 option(WITH_AUDASPACE    "Build with blenders audio library (only disable if you know what you're doing!)" ON)
273 option(WITH_SYSTEM_AUDASPACE "Build with external audaspace library installed on the system (only enable if you know what you're doing!)" OFF)
274 mark_as_advanced(WITH_AUDASPACE)
275 mark_as_advanced(WITH_SYSTEM_AUDASPACE)
276
277 if(NOT WITH_AUDASPACE)
278         set(WITH_SYSTEM_AUDASPACE OFF)
279 endif()
280
281 option(WITH_OPENMP        "Enable OpenMP (has to be supported by the compiler)" ON)
282 if(UNIX AND NOT APPLE)
283         option(WITH_OPENMP_STATIC "Link OpenMP statically (only used by the release environment)" OFF)
284         mark_as_advanced(WITH_OPENMP_STATIC)
285 endif()
286
287 if(WITH_X11)
288         option(WITH_X11_XINPUT    "Enable X11 Xinput (tablet support and unicode input)"  ON)
289         option(WITH_X11_XF86VMODE "Enable X11 video mode switching"                       ON)
290         option(WITH_X11_XFIXES    "Enable X11 XWayland cursor warping workaround"         ON)
291         option(WITH_X11_ALPHA     "Enable X11 transparent background"                     ON)
292 endif()
293
294 if(UNIX AND NOT APPLE)
295         option(WITH_SYSTEM_GLEW "Use GLEW OpenGL wrapper library provided by the operating system" OFF)
296         option(WITH_SYSTEM_GLES "Use OpenGL ES library provided by the operating system"           ON)
297 else()
298         # not an option for other OS's
299         set(WITH_SYSTEM_GLEW OFF)
300         set(WITH_SYSTEM_GLES OFF)
301 endif()
302
303
304 if(UNIX AND NOT APPLE)
305         option(WITH_SYSTEM_EIGEN3 "Use the systems Eigen3 library" OFF)
306 endif()
307
308
309 # Modifiers
310 option(WITH_MOD_FLUID           "Enable Elbeem Modifier (Fluid Simulation)" ON)
311 option(WITH_MOD_SMOKE           "Enable Smoke Modifier (Smoke Simulation)" ON)
312 option(WITH_MOD_REMESH          "Enable Remesh Modifier" ON)
313 # option(WITH_MOD_CLOTH_ELTOPO    "Enable Experimental cloth solver" OFF)  # this is now only available in a branch
314 # mark_as_advanced(WITH_MOD_CLOTH_ELTOPO)
315 option(WITH_MOD_OCEANSIM        "Enable Ocean Modifier" OFF)
316
317 # Image format support
318 option(WITH_OPENIMAGEIO         "Enable OpenImageIO Support (http://www.openimageio.org)" ON)
319 option(WITH_IMAGE_OPENEXR       "Enable OpenEXR Support (http://www.openexr.com)" ${_init_IMAGE_OPENEXR})
320 option(WITH_IMAGE_OPENJPEG      "Enable OpenJpeg Support (http://www.openjpeg.org)" ON)
321 option(WITH_IMAGE_TIFF          "Enable LibTIFF Support" ON)
322 option(WITH_IMAGE_DDS           "Enable DDS Image Support" ON)
323 option(WITH_IMAGE_CINEON        "Enable CINEON and DPX Image Support" ON)
324 option(WITH_IMAGE_HDR           "Enable HDR Image Support" ON)
325 option(WITH_IMAGE_FRAMESERVER   "Enable image FrameServer Support for rendering" ON)
326
327 # Audio/Video format support
328 option(WITH_CODEC_AVI           "Enable Blenders own AVI file support (raw/jpeg)" ON)
329 option(WITH_CODEC_FFMPEG        "Enable FFMPeg Support (http://ffmpeg.org)" ${_init_CODEC_FFMPEG})
330 option(WITH_CODEC_SNDFILE       "Enable libsndfile Support (http://www.mega-nerd.com/libsndfile)" OFF)
331
332 # Alembic support
333 option(WITH_ALEMBIC             "Enable Alembic Support" OFF)
334 option(WITH_ALEMBIC_HDF5        "Enable Legacy Alembic Support (not officially supported)" OFF)
335
336 # 3D format support
337 # Disable opencollada when we don't have precompiled libs
338 option(WITH_OPENCOLLADA   "Enable OpenCollada Support (http://www.opencollada.org)" ${_init_OPENCOLLADA})
339
340 # Sound output
341 option(WITH_SDL           "Enable SDL for sound and joystick support" ${_init_SDL})
342 option(WITH_OPENAL        "Enable OpenAL Support (http://www.openal.org)" ON)
343 option(WITH_JACK          "Enable JACK Support (http://www.jackaudio.org)" ${_init_JACK})
344 if(UNIX AND NOT APPLE)
345         option(WITH_JACK_DYNLOAD  "Enable runtime dynamic JACK libraries loading" OFF)
346 endif()
347 if(UNIX AND NOT APPLE)
348         option(WITH_SDL_DYNLOAD  "Enable runtime dynamic SDL libraries loading" OFF)
349 endif()
350
351 # Compression
352 option(WITH_LZO           "Enable fast LZO compression (used for pointcache)" ON)
353 option(WITH_LZMA          "Enable best LZMA compression, (used for pointcache)" ON)
354 if(UNIX AND NOT APPLE)
355         option(WITH_SYSTEM_LZO    "Use the system LZO library" OFF)
356 endif()
357
358 # Camera/motion tracking
359 option(WITH_LIBMV         "Enable Libmv structure from motion library" ON)
360 option(WITH_LIBMV_SCHUR_SPECIALIZATIONS "Enable fixed-size schur specializations." OFF)
361 mark_as_advanced(WITH_LIBMV_SCHUR_SPECIALIZATIONS)
362
363 # Logging/unbit test libraries.
364 option(WITH_SYSTEM_GFLAGS   "Use system-wide Gflags instead of a bundled one" OFF)
365 option(WITH_SYSTEM_GLOG     "Use system-wide Glog instead of a bundled one" OFF)
366 mark_as_advanced(WITH_SYSTEM_GFLAGS)
367 mark_as_advanced(WITH_SYSTEM_GLOG)
368
369 # Freestyle
370 option(WITH_FREESTYLE     "Enable Freestyle (advanced edges rendering)" ON)
371
372 # Misc
373 if(WIN32)
374         option(WITH_INPUT_IME "Enable Input Method Editor (IME) for complex Asian character input" ON)
375 endif()
376 option(WITH_INPUT_NDOF "Enable NDOF input devices (SpaceNavigator and friends)" ${_init_INPUT_NDOF})
377 option(WITH_RAYOPTIMIZATION     "Enable use of SIMD (SSE) optimizations for the raytracer" ON)
378 if(UNIX AND NOT APPLE)
379         option(WITH_INSTALL_PORTABLE "Install redistributeable runtime, otherwise install into CMAKE_INSTALL_PREFIX" ON)
380         option(WITH_STATIC_LIBS "Try to link with static libraries, as much as possible, to make blender more portable across distributions" OFF)
381         if(WITH_STATIC_LIBS)
382                 option(WITH_BOOST_ICU "Boost uses ICU library (required for linking with static Boost built with libicu)." OFF)
383                 mark_as_advanced(WITH_BOOST_ICU)
384         endif()
385 endif()
386
387 option(WITH_PYTHON_INSTALL       "Copy system python into the blender install folder" ON)
388 if(WITH_PYTHON_INSTALL)
389         option(WITH_PYTHON_INSTALL_NUMPY "Copy system numpy into the blender install folder"  ON)
390         set(PYTHON_NUMPY_PATH            "" CACHE PATH "Path to python site-packages or dist-packages containing 'numpy' module")
391         mark_as_advanced(PYTHON_NUMPY_PATH)
392
393         if(UNIX AND NOT APPLE)
394                 option(WITH_PYTHON_INSTALL_REQUESTS "Copy system requests into the blender install folder" ON)
395                 set(PYTHON_REQUESTS_PATH "" CACHE PATH "Path to python site-packages or dist-packages containing 'requests' module")
396                 mark_as_advanced(PYTHON_REQUESTS_PATH)
397         endif()
398 endif()
399
400 option(WITH_CPU_SSE              "Enable SIMD instruction if they're detected on the host machine" ON)
401 mark_as_advanced(WITH_CPU_SSE)
402
403 # Cycles
404 option(WITH_CYCLES                                      "Enable Cycles Render Engine" ON)
405 option(WITH_CYCLES_STANDALONE           "Build Cycles standalone application" OFF)
406 option(WITH_CYCLES_STANDALONE_GUI       "Build Cycles standalone with GUI" OFF)
407 option(WITH_CYCLES_OSL                          "Build Cycles with OSL support" ${_init_CYCLES_OSL})
408 option(WITH_CYCLES_OPENSUBDIV           "Build Cycles with OpenSubdiv support" ${_init_CYCLES_OPENSUBDIV})
409 option(WITH_CYCLES_CUDA_BINARIES        "Build Cycles CUDA binaries" OFF)
410 option(WITH_CYCLES_CUBIN_COMPILER       "Build cubins with nvrtc based compiler instead of nvcc" OFF)
411 option(WITH_CYCLES_CUDA_BUILD_SERIAL "Build cubins one after another (useful on machines with limited RAM)" OFF)
412 mark_as_advanced(WITH_CYCLES_CUDA_BUILD_SERIAL)
413 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")
414 mark_as_advanced(CYCLES_CUDA_BINARIES_ARCH)
415 unset(PLATFORM_DEFAULT)
416 option(WITH_CYCLES_LOGGING      "Build Cycles with logging support" ON)
417 option(WITH_CYCLES_DEBUG        "Build Cycles with extra debug capabilities" OFF)
418 option(WITH_CYCLES_NATIVE_ONLY  "Build Cycles with native kernel only (which fits current CPU, use for development only)" OFF)
419 mark_as_advanced(WITH_CYCLES_CUBIN_COMPILER)
420 mark_as_advanced(WITH_CYCLES_LOGGING)
421 mark_as_advanced(WITH_CYCLES_DEBUG)
422 mark_as_advanced(WITH_CYCLES_NATIVE_ONLY)
423
424 option(WITH_CYCLES_DEVICE_CUDA                          "Enable Cycles CUDA compute support" ON)
425 option(WITH_CYCLES_DEVICE_OPENCL                        "Enable Cycles OpenCL compute support" ON)
426 option(WITH_CYCLES_NETWORK                              "Enable Cycles compute over network support (EXPERIMENTAL and unfinished)" OFF)
427 mark_as_advanced(WITH_CYCLES_DEVICE_CUDA)
428 mark_as_advanced(WITH_CYCLES_DEVICE_OPENCL)
429 mark_as_advanced(WITH_CYCLES_NETWORK)
430
431 option(WITH_CUDA_DYNLOAD "Dynamically load CUDA libraries at runtime" ON)
432 mark_as_advanced(WITH_CUDA_DYNLOAD)
433
434 # LLVM
435 option(WITH_LLVM                                        "Use LLVM" OFF)
436 if(APPLE)
437         option(LLVM_STATIC                                      "Link with LLVM static libraries" ON) # we prefer static llvm build on Apple, dyn build possible though
438 else()
439         option(LLVM_STATIC                                      "Link with LLVM static libraries" OFF)
440 endif()
441 mark_as_advanced(LLVM_STATIC)
442
443 # disable for now, but plan to support on all platforms eventually
444 option(WITH_MEM_JEMALLOC   "Enable malloc replacement (http://www.canonware.com/jemalloc)" ON)
445 mark_as_advanced(WITH_MEM_JEMALLOC)
446
447 # currently only used for BLI_mempool
448 option(WITH_MEM_VALGRIND "Enable extended valgrind support for better reporting" OFF)
449 mark_as_advanced(WITH_MEM_VALGRIND)
450
451 # Debug
452 option(WITH_CXX_GUARDEDALLOC "Enable GuardedAlloc for C++ memory allocation tracking (only enable for development)" OFF)
453 mark_as_advanced(WITH_CXX_GUARDEDALLOC)
454
455 option(WITH_ASSERT_ABORT "Call abort() when raising an assertion through BLI_assert()" ON)
456 mark_as_advanced(WITH_ASSERT_ABORT)
457
458 option(WITH_BOOST                                       "Enable features depending on boost" ON)
459
460 # Unit testsing
461 option(WITH_GTESTS "Enable GTest unit testing" OFF)
462 option(WITH_OPENGL_RENDER_TESTS "Enable OpenGL render related unit testing (Experimental)" OFF)
463 option(WITH_OPENGL_DRAW_TESTS "Enable OpenGL UI drawing related unit testing (Experimental)" OFF)
464
465
466 # Documentation
467 if(UNIX AND NOT APPLE)
468         option(WITH_DOC_MANPAGE "Create a manual page (Unix manpage)" OFF)
469 endif()
470
471
472 # OpenGL
473
474 option(WITH_GLEW_MX             "Support multiple GLEW contexts (experimental)"                                                                     OFF )
475 option(WITH_GLEW_ES             "Switches to experimental copy of GLEW that has support for OpenGL ES. (temporary option for development purposes)" OFF)
476 option(WITH_GL_EGL              "Use the EGL OpenGL system library instead of the platform specific OpenGL system library (CGL, glX, or WGL)"       OFF)
477 option(WITH_GL_PROFILE_COMPAT   "Support using the OpenGL 'compatibility' profile. (deprecated)"                                                    ON )
478 option(WITH_GL_PROFILE_CORE     "Support using the OpenGL 3.2+ 'core' profile."                                                                     OFF)
479 option(WITH_GL_PROFILE_ES20     "Support using OpenGL ES 2.0. (thru either EGL or the AGL/WGL/XGL 'es20' profile)"                                  OFF)
480
481 mark_as_advanced(
482         WITH_GLEW_MX
483         WITH_GLEW_ES
484         WITH_GL_EGL
485         WITH_GL_PROFILE_COMPAT
486         WITH_GL_PROFILE_CORE
487         WITH_GL_PROFILE_ES20
488 )
489
490 if(WITH_GL_PROFILE_COMPAT)
491         set(WITH_GLU ON)
492 else()
493         set(WITH_GLU OFF)
494 endif()
495
496 if(WIN32)
497         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)
498         mark_as_advanced(WITH_GL_ANGLE)
499 endif()
500
501 if(WITH_GLEW_ES AND WITH_SYSTEM_GLEW)
502         message(WARNING Ignoring WITH_SYSTEM_GLEW and using WITH_GLEW_ES)
503         set(WITH_SYSTEM_GLEW OFF)
504 endif()
505
506 if(WIN32)
507         getDefaultWindowsPrefixBase(CMAKE_GENERIC_PROGRAM_FILES)
508         set(CPACK_INSTALL_PREFIX ${CMAKE_GENERIC_PROGRAM_FILES}/${})
509 endif()
510
511 # Compiler toolchain
512 if(CMAKE_COMPILER_IS_GNUCC)
513         option(WITH_LINKER_GOLD "Use ld.gold linker which is usually faster than ld.bfd" ON)
514         mark_as_advanced(WITH_LINKER_GOLD)
515 endif()
516
517 if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_C_COMPILER_ID MATCHES "Clang")
518         option(WITH_COMPILER_ASAN "Build and link against address sanitizer (only for Debug & RelWithDebInfo targets)." OFF)
519         mark_as_advanced(WITH_COMPILER_ASAN)
520
521         if(WITH_COMPILER_ASAN)
522                 set(_asan_defaults "\
523 -fsanitize=address \
524 -fsanitize=bool \
525 -fsanitize=bounds \
526 -fsanitize=enum \
527 -fsanitize=float-cast-overflow \
528 -fsanitize=float-divide-by-zero \
529 -fsanitize=nonnull-attribute \
530 -fsanitize=returns-nonnull-attribute \
531 -fsanitize=signed-integer-overflow \
532 -fsanitize=undefined \
533 -fsanitize=vla-bound \
534 -fno-sanitize=alignment \
535 ")
536
537                 if(NOT MSVC) # not all sanitizers are supported with clang-cl, these two however are very vocal about it
538                         set(_asan_defaults "${_asan_defaults} -fsanitize=leak -fsanitize=object-size" )
539                 endif()
540                 set(COMPILER_ASAN_CFLAGS "${_asan_defaults}" CACHE STRING "C flags for address sanitizer")
541                 mark_as_advanced(COMPILER_ASAN_CFLAGS)
542                 set(COMPILER_ASAN_CXXFLAGS "${_asan_defaults}" CACHE STRING "C++ flags for address sanitizer")
543                 mark_as_advanced(COMPILER_ASAN_CXXFLAGS)
544
545                 unset(_asan_defaults)
546
547                 if(NOT MSVC)
548                         find_library(COMPILER_ASAN_LIBRARY asan ${CMAKE_C_IMPLICIT_LINK_DIRECTORIES})
549                 else()
550                         find_library( COMPILER_ASAN_LIBRARY NAMES clang_rt.asan-x86_64
551                                 PATHS
552                                 [HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\LLVM\\LLVM;]/lib/clang/7.0.0/lib/windows
553                                 [HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\LLVM\\LLVM;]/lib/clang/6.0.0/lib/windows
554                         )
555                 endif()
556                 mark_as_advanced(COMPILER_ASAN_LIBRARY)
557         endif()
558 endif()
559
560 # Dependency graph
561 option(WITH_LEGACY_DEPSGRAPH "Build Blender with legacy dependency graph" ON)
562 mark_as_advanced(WITH_LEGACY_DEPSGRAPH)
563
564 if(WIN32)
565         # Use hardcoded paths or find_package to find externals
566         option(WITH_WINDOWS_FIND_MODULES "Use find_package to locate libraries" OFF)
567         mark_as_advanced(WITH_WINDOWS_FIND_MODULES)
568
569         option(WITH_WINDOWS_CODESIGN "Use signtool to sign the final binary." OFF)
570         mark_as_advanced(WITH_WINDOWS_CODESIGN)
571
572         set(WINDOWS_CODESIGN_PFX CACHE FILEPATH  "Path to pfx file to use for codesigning.")
573         mark_as_advanced(WINDOWS_CODESIGN_PFX)
574
575         set(WINDOWS_CODESIGN_PFX_PASSWORD CACHE STRING  "password for pfx file used for codesigning.")
576         mark_as_advanced(WINDOWS_CODESIGN_PFX_PASSWORD)
577
578         option(WINDOWS_USE_VISUAL_STUDIO_FOLDERS "Organize the visual studio project according to source folders." ON)
579         mark_as_advanced(WINDOWS_USE_VISUAL_STUDIO_FOLDERS)
580
581         option(WINDOWS_PYTHON_DEBUG "Include the files needed for debugging python scripts with visual studio 2017+." OFF)
582         mark_as_advanced(WINDOWS_PYTHON_DEBUG)
583 endif()
584
585 # avoid using again
586 option_defaults_clear()
587
588 # end option(...)
589
590
591
592 # By default we want to install to the directory we are compiling our executables
593 # unless specified otherwise, which we currently do not allow
594 if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
595         if(WIN32)
596                 set(CMAKE_INSTALL_PREFIX ${EXECUTABLE_OUTPUT_PATH}/\${BUILD_TYPE} CACHE PATH "default install path" FORCE)
597         elseif(APPLE)
598                 set(CMAKE_INSTALL_PREFIX ${EXECUTABLE_OUTPUT_PATH}/\${BUILD_TYPE} CACHE PATH "default install path" FORCE)
599         else()
600                 if(WITH_INSTALL_PORTABLE)
601                         set(CMAKE_INSTALL_PREFIX ${EXECUTABLE_OUTPUT_PATH} CACHE PATH "default install path" FORCE)
602                 endif()
603         endif()
604 endif()
605
606
607
608 # Apple
609
610 if(APPLE)
611         include(platform_apple_xcode)
612 endif()
613
614
615 #-----------------------------------------------------------------------------
616 # Check for conflicting/unsupported configurations
617
618 if(NOT WITH_BLENDER AND NOT WITH_PLAYER AND NOT WITH_CYCLES_STANDALONE)
619         message(FATAL_ERROR
620                 "At least one of WITH_BLENDER or WITH_PLAYER or "
621                 "WITH_CYCLES_STANDALONE must be enabled, nothing to do!"
622         )
623 endif()
624
625 if(NOT WITH_GAMEENGINE AND WITH_PLAYER)
626         message(FATAL_ERROR "WITH_PLAYER requires WITH_GAMEENGINE")
627 endif()
628
629 if(NOT WITH_AUDASPACE)
630         if(WITH_OPENAL)
631                 message(WARNING "WITH_OPENAL requires WITH_AUDASPACE which is disabled")
632                 set(WITH_OPENAL OFF)
633         endif()
634         if(WITH_JACK)
635                 message(WARNING "WITH_JACK requires WITH_AUDASPACE which is disabled")
636                 set(WITH_JACK OFF)
637         endif()
638         if(WITH_GAMEENGINE)
639                 message(FATAL_ERROR "WITH_GAMEENGINE requires WITH_AUDASPACE")
640         endif()
641 endif()
642
643 if(NOT WITH_SDL AND WITH_GHOST_SDL)
644         message(FATAL_ERROR "WITH_GHOST_SDL requires WITH_SDL")
645 endif()
646
647 # python module, needs some different options
648 if(WITH_PYTHON_MODULE AND WITH_PLAYER)
649         message(FATAL_ERROR "WITH_PYTHON_MODULE requires WITH_PLAYER to be OFF")
650 endif()
651
652 if(WITH_PYTHON_MODULE AND WITH_PYTHON_INSTALL)
653         message(FATAL_ERROR "WITH_PYTHON_MODULE requires WITH_PYTHON_INSTALL to be OFF")
654 endif()
655
656
657 # may as well build python module without a UI
658 if(WITH_PYTHON_MODULE)
659         set(WITH_HEADLESS ON)
660 endif()
661
662 if(NOT WITH_PYTHON)
663         set(WITH_CYCLES OFF)
664 endif()
665
666 # enable boost for cycles, audaspace or i18n
667 # otherwise if the user disabled
668 if(NOT WITH_BOOST)
669         # Explicitly disabled. so disable all deps.
670         macro(set_and_warn
671                 _setting _val)
672                 if(${${_setting}})
673                         message(STATUS "'WITH_BOOST' is disabled: forcing 'set(${_setting} ${_val})'")
674                 endif()
675                 set(${_setting} ${_val})
676         endmacro()
677
678         set_and_warn(WITH_CYCLES         OFF)
679         set_and_warn(WITH_AUDASPACE      OFF)
680         set_and_warn(WITH_INTERNATIONAL  OFF)
681         set_and_warn(WITH_OPENVDB        OFF)
682         set_and_warn(WITH_OPENCOLORIO    OFF)
683
684         set_and_warn(WITH_OPENAL         OFF)  # depends on AUDASPACE
685         set_and_warn(WITH_GAMEENGINE     OFF)  # depends on AUDASPACE
686         set_and_warn(WITH_PLAYER         OFF)  # depends on GAMEENGINE
687 elseif(WITH_CYCLES OR WITH_OPENIMAGEIO OR WITH_AUDASPACE OR WITH_INTERNATIONAL OR
688        WITH_OPENVDB OR WITH_OPENCOLORIO)
689         # Keep enabled
690 else()
691         # Disable boost if not needed.
692         set(WITH_BOOST OFF)
693 endif()
694
695 # auto enable openimageio for cycles
696 if(WITH_CYCLES)
697         set(WITH_OPENIMAGEIO ON)
698
699         # auto enable llvm for cycles_osl
700         if(WITH_CYCLES_OSL)
701                 set(WITH_LLVM ON CACHE BOOL "" FORCE)
702         endif()
703 else()
704         set(WITH_CYCLES_OSL OFF)
705 endif()
706
707 # auto enable openimageio linking dependencies
708 if(WITH_OPENIMAGEIO)
709         set(WITH_IMAGE_OPENEXR ON)
710         set(WITH_IMAGE_TIFF ON)
711 endif()
712
713 # auto enable alembic linking dependencies
714 if(WITH_ALEMBIC)
715         set(WITH_IMAGE_OPENEXR ON)
716 endif()
717
718 # don't store paths to libs for portable distribution
719 if(WITH_INSTALL_PORTABLE)
720         set(CMAKE_SKIP_BUILD_RPATH TRUE)
721 endif()
722
723 if(WITH_GHOST_SDL OR WITH_HEADLESS)
724         set(WITH_X11           OFF)
725         set(WITH_X11_XINPUT    OFF)
726         set(WITH_X11_XF86VMODE OFF)
727         set(WITH_X11_XFIXES    OFF)
728         set(WITH_X11_ALPHA     OFF)
729         set(WITH_GHOST_XDND    OFF)
730         set(WITH_INPUT_IME     OFF)
731 endif()
732
733 if(WITH_CPU_SSE)
734         TEST_SSE_SUPPORT(COMPILER_SSE_FLAG COMPILER_SSE2_FLAG)
735 else()
736         message(STATUS "SSE and SSE2 optimizations are DISABLED!")
737         set(COMPILER_SSE_FLAG)
738         set(COMPILER_SSE2_FLAG)
739 endif()
740
741 if(WITH_BUILDINFO)
742         find_package(Git)
743         if(NOT GIT_FOUND)
744                 message(WARNING "Git was not found, disabling WITH_BUILDINFO")
745                 set(WITH_BUILDINFO OFF)
746         endif()
747 endif()
748
749 if(WITH_AUDASPACE)
750         if(WITH_SYSTEM_AUDASPACE)
751                 set(AUDASPACE_DEFINITIONS
752                         -DWITH_AUDASPACE
753                         -DWITH_SYSTEM_AUDASPACE
754                         "-DAUD_DEVICE_H=<AUD_Device.h>"
755                         "-DAUD_SPECIAL_H=<AUD_Special.h>"
756                         "-DAUD_SOUND_H=<AUD_Sound.h>"
757                         "-DAUD_HANDLE_H=<AUD_Handle.h>"
758                         "-DAUD_SEQUENCE_H=<AUD_Sequence.h>"
759                         "-DAUD_TYPES_H=<AUD_Types.h>"
760                         "-DAUD_PYTHON_H=<python/PyAPI.h>"
761                 )
762         else()
763                 set(AUDASPACE_C_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/intern/audaspace/intern")
764                 set(AUDASPACE_PY_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/intern/audaspace/intern")
765                 set(AUDASPACE_DEFINITIONS
766                         -DWITH_AUDASPACE
767                         "-DAUD_DEVICE_H=<AUD_C-API.h>"
768                         "-DAUD_SPECIAL_H=<AUD_C-API.h>"
769                         "-DAUD_SOUND_H=<AUD_C-API.h>"
770                         "-DAUD_HANDLE_H=<AUD_C-API.h>"
771                         "-DAUD_SEQUENCE_H=<AUD_C-API.h>"
772                         "-DAUD_TYPES_H=<AUD_Space.h>"
773                 )
774         endif()
775 endif()
776
777 # Auto-enable CUDA dynload if toolkit is not found.
778 if(NOT WITH_CUDA_DYNLOAD)
779         find_package(CUDA)
780         if (NOT CUDA_FOUND)
781                 message("CUDA toolkit not found, using dynamic runtime loading of libraries instead")
782                 set(WITH_CUDA_DYNLOAD ON)
783         endif()
784 endif()
785
786 #-----------------------------------------------------------------------------
787 # Check for valid directories
788 # ... a partial checkout may cause this.
789 #
790 # note: we need to check for a known subdir in both cases.
791 #       since uninitialized git submodules will give blank dirs
792
793 if(WITH_INTERNATIONAL)
794         if(NOT EXISTS "${CMAKE_SOURCE_DIR}/release/datafiles/locale/languages")
795                 message(WARNING
796                         "Translation path '${CMAKE_SOURCE_DIR}/release/datafiles/locale' is missing, "
797                         "This is a 'git submodule', which are known not to work with bridges to other version "
798                         "control systems, disabling 'WITH_INTERNATIONAL'."
799                 )
800                 set(WITH_INTERNATIONAL OFF)
801         endif()
802 endif()
803
804 if(WITH_PYTHON)
805         # While we have this as an '#error' in 'bpy_capi_utils.h',
806         # upgrading Python tends to cause confusion for users who build.
807         # Give the error message early to make this more obvious.
808         #
809         # Do this before main 'platform_*' checks,
810         # because UNIX will search for the old Python paths which may not exist.
811         # giving errors about missing paths before this case is met.
812         if(DEFINED PYTHON_VERSION AND "${PYTHON_VERSION}" VERSION_LESS "3.6")
813                 message(FATAL_ERROR "At least Python 3.6 is required to build")
814         endif()
815
816         if(NOT EXISTS "${CMAKE_SOURCE_DIR}/release/scripts/addons/modules")
817                 message(WARNING
818                         "Addons path '${CMAKE_SOURCE_DIR}/release/scripts/addons' is missing, "
819                         "This is a 'git submodule', which are known not to work with bridges to other version "
820                         "control systems: * CONTINUING WITHOUT ADDONS *"
821                 )
822         endif()
823 endif()
824
825 #-----------------------------------------------------------------------------
826 # Initialize un-cached vars, avoid unused warning
827
828 # linux only, not cached
829 set(WITH_BINRELOC OFF)
830
831 # MACOSX only, set to avoid uninitialized
832 set(EXETYPE "")
833
834 # C/C++ flags
835 set(PLATFORM_CFLAGS)
836
837 # these are added to later on.
838 set(C_WARNINGS)
839 set(CXX_WARNINGS)
840
841 # for gcc -Wno-blah-blah
842 set(C_REMOVE_STRICT_FLAGS)
843 set(CXX_REMOVE_STRICT_FLAGS)
844
845 # libraries to link the binary with passed to target_link_libraries()
846 # known as LLIBS to scons
847 set(PLATFORM_LINKLIBS "")
848
849 # Added to linker flags in setup_liblinks
850 # - CMAKE_EXE_LINKER_FLAGS
851 # - CMAKE_EXE_LINKER_FLAGS_DEBUG
852 set(PLATFORM_LINKFLAGS "")
853 set(PLATFORM_LINKFLAGS_DEBUG "")
854
855 if (NOT CMAKE_BUILD_TYPE MATCHES "Release")
856         if(WITH_COMPILER_ASAN)
857                 set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} ${COMPILER_ASAN_CFLAGS}")
858                 set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO} ${COMPILER_ASAN_CFLAGS}")
859
860                 set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${COMPILER_ASAN_CXXFLAGS}")
861                 set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} ${COMPILER_ASAN_CXXFLAGS}")
862                 if(MSVC)
863                         set(COMPILER_ASAN_LINKER_FLAGS "/FUNCTIONPADMIN:6")
864                 endif()
865                 set(PLATFORM_LINKLIBS "${PLATFORM_LINKLIBS};${COMPILER_ASAN_LIBRARY}")
866                 set(PLATFORM_LINKFLAGS "${COMPILER_ASAN_LIBRARY} ${COMPILER_ASAN_LINKER_FLAGS}")
867                 set(PLATFORM_LINKFLAGS_DEBUG "${COMPILER_ASAN_LIBRARY} ${COMPILER_ASAN_LINKER_FLAGS}")
868         endif()
869 endif()
870
871 #-----------------------------------------------------------------------------
872 #Platform specifics
873
874 if(WITH_X11)
875         find_package(X11 REQUIRED)
876
877         find_path(X11_XF86keysym_INCLUDE_PATH X11/XF86keysym.h ${X11_INC_SEARCH_PATH})
878         mark_as_advanced(X11_XF86keysym_INCLUDE_PATH)
879
880         list(APPEND PLATFORM_LINKLIBS ${X11_X11_LIB})
881
882         if(WITH_X11_XINPUT)
883                 if(X11_Xinput_LIB)
884                         list(APPEND PLATFORM_LINKLIBS ${X11_Xinput_LIB})
885                 else()
886                         set(WITH_X11_XINPUT OFF)
887                 endif()
888         endif()
889
890         if(WITH_X11_XF86VMODE)
891                 # XXX, why doesn't cmake make this available?
892                 find_library(X11_Xxf86vmode_LIB Xxf86vm   ${X11_LIB_SEARCH_PATH})
893                 mark_as_advanced(X11_Xxf86vmode_LIB)
894                 if(X11_Xxf86vmode_LIB)
895                         list(APPEND PLATFORM_LINKLIBS ${X11_Xxf86vmode_LIB})
896                 else()
897                         set(WITH_X11_XF86VMODE OFF)
898                 endif()
899         endif()
900
901         if(WITH_X11_XFIXES)
902                 if(X11_Xfixes_LIB)
903                         list(APPEND PLATFORM_LINKLIBS ${X11_Xfixes_LIB})
904                 else()
905                         set(WITH_X11_XFIXES OFF)
906                 endif()
907         endif()
908
909         if(WITH_X11_ALPHA)
910                 find_library(X11_Xrender_LIB Xrender  ${X11_LIB_SEARCH_PATH})
911                 mark_as_advanced(X11_Xrender_LIB)
912                 if(X11_Xrender_LIB)
913                         list(APPEND PLATFORM_LINKLIBS ${X11_Xrender_LIB})
914                 else()
915                         set(WITH_X11_ALPHA OFF)
916                 endif()
917         endif()
918
919 endif()
920
921
922 # ----------------------------------------------------------------------------
923 # Main Platform Checks
924 #
925 # - UNIX
926 # - WIN32
927 # - APPLE
928
929 if(UNIX AND NOT APPLE)
930         include(platform_unix)
931 elseif(WIN32)
932         include(platform_win32)
933 elseif(APPLE)
934         include(platform_apple)
935 endif()
936
937 #-----------------------------------------------------------------------------
938 # Common.
939
940 if(NOT WITH_FFTW3 AND WITH_MOD_OCEANSIM)
941         message(FATAL_ERROR "WITH_MOD_OCEANSIM requires WITH_FFTW3 to be ON")
942 endif()
943
944 if(WITH_CYCLES)
945         if(NOT WITH_OPENIMAGEIO)
946                 message(FATAL_ERROR
947                         "Cycles requires WITH_OPENIMAGEIO, the library may not have been found. "
948                         "Configure OIIO or disable WITH_CYCLES"
949                 )
950         endif()
951         if(NOT WITH_BOOST)
952                 message(FATAL_ERROR
953                         "Cycles requires WITH_BOOST, the library may not have been found. "
954                         "Configure BOOST or disable WITH_CYCLES"
955                 )
956         endif()
957
958         if(WITH_CYCLES_OSL)
959                 if(NOT WITH_LLVM)
960                         message(FATAL_ERROR
961                                 "Cycles OSL requires WITH_LLVM, the library may not have been found. "
962                                 "Configure LLVM or disable WITH_CYCLES_OSL"
963                         )
964                 endif()
965         endif()
966 endif()
967
968 if(WITH_INTERNATIONAL)
969         if(NOT WITH_BOOST)
970                 message(FATAL_ERROR
971                         "Internationalization requires WITH_BOOST, the library may not have been found. "
972                         "Configure BOOST or disable WITH_INTERNATIONAL"
973                 )
974         endif()
975 endif()
976
977 # See TEST_SSE_SUPPORT() for how this is defined.
978
979 # Do it globally, SSE2 is required for quite some time now.
980 # Doing it now allows to use SSE/SSE2 in inline headers.
981 if(SUPPORT_SSE_BUILD)
982         set(PLATFORM_CFLAGS " ${COMPILER_SSE_FLAG} ${PLATFORM_CFLAGS}")
983         add_definitions(-D__SSE__ -D__MMX__)
984 endif()
985 if(SUPPORT_SSE2_BUILD)
986         set(PLATFORM_CFLAGS " ${PLATFORM_CFLAGS} ${COMPILER_SSE2_FLAG}")
987         add_definitions(-D__SSE2__)
988         if(NOT SUPPORT_SSE_BUILD) # don't double up
989                 add_definitions(-D__MMX__)
990         endif()
991 endif()
992
993
994 # set the endian define
995 if(MSVC)
996         # for some reason this fails on msvc
997         add_definitions(-D__LITTLE_ENDIAN__)
998
999 # OSX-Note: as we do cross-compiling with specific set architecture,
1000 # endianess-detection and auto-setting is counterproductive
1001 # so we just set endianness according CMAKE_OSX_ARCHITECTURES
1002
1003 elseif(CMAKE_OSX_ARCHITECTURES MATCHES i386 OR CMAKE_OSX_ARCHITECTURES MATCHES x86_64)
1004         add_definitions(-D__LITTLE_ENDIAN__)
1005 elseif(CMAKE_OSX_ARCHITECTURES MATCHES ppc OR CMAKE_OSX_ARCHITECTURES MATCHES ppc64)
1006         add_definitions(-D__BIG_ENDIAN__)
1007
1008 else()
1009         include(TestBigEndian)
1010         test_big_endian(_SYSTEM_BIG_ENDIAN)
1011         if(_SYSTEM_BIG_ENDIAN)
1012                 add_definitions(-D__BIG_ENDIAN__)
1013         else()
1014                 add_definitions(-D__LITTLE_ENDIAN__)
1015         endif()
1016         unset(_SYSTEM_BIG_ENDIAN)
1017 endif()
1018 if(WITH_IMAGE_OPENJPEG)
1019         # Special handling of Windows platform where openjpeg is always static.
1020         if(WIN32)
1021                 set(OPENJPEG_DEFINES "-DOPJ_STATIC")
1022         else()
1023                 set(OPENJPEG_DEFINES "")
1024         endif()
1025 endif()
1026
1027 if(NOT WITH_SYSTEM_EIGEN3)
1028         set(EIGEN3_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/Eigen3)
1029 endif()
1030
1031 #-----------------------------------------------------------------------------
1032 # Configure OpenGL.
1033
1034 find_package(OpenGL)
1035 blender_include_dirs_sys("${OPENGL_INCLUDE_DIR}")
1036
1037 if(WITH_GLU)
1038         list(APPEND BLENDER_GL_LIBRARIES "${OPENGL_glu_LIBRARY}")
1039         list(APPEND GL_DEFINITIONS -DWITH_GLU)
1040 endif()
1041
1042 if(WITH_SYSTEM_GLES)
1043         find_package_wrapper(OpenGLES)
1044 endif()
1045
1046 if(WITH_GL_PROFILE_COMPAT OR WITH_GL_PROFILE_CORE)
1047         list(APPEND BLENDER_GL_LIBRARIES "${OPENGL_gl_LIBRARY}")
1048
1049 elseif(WITH_GL_PROFILE_ES20)
1050         if(WITH_SYSTEM_GLES)
1051                 if(NOT OPENGLES_LIBRARY)
1052                         message(FATAL_ERROR
1053                                 "Unable to find OpenGL ES libraries. "
1054                                 "Install them or disable WITH_SYSTEM_GLES."
1055                         )
1056                 endif()
1057
1058                 list(APPEND BLENDER_GL_LIBRARIES OPENGLES_LIBRARY)
1059
1060         else()
1061                 set(OPENGLES_LIBRARY "" CACHE FILEPATH "OpenGL ES 2.0 library file")
1062                 mark_as_advanced(OPENGLES_LIBRARY)
1063
1064                 list(APPEND BLENDER_GL_LIBRARIES "${OPENGLES_LIBRARY}")
1065
1066                 if(NOT OPENGLES_LIBRARY)
1067                         message(FATAL_ERROR
1068                                 "To compile WITH_GL_EGL you need to set OPENGLES_LIBRARY "
1069                                 "to the file path of an OpenGL ES 2.0 library."
1070                         )
1071                 endif()
1072
1073         endif()
1074
1075         if(WIN32)
1076                 # Setup paths to files needed to install and redistribute Windows Blender with OpenGL ES
1077
1078                 set(OPENGLES_DLL "" CACHE FILEPATH "OpenGL ES 2.0 redistributable DLL file")
1079                 mark_as_advanced(OPENGLES_DLL)
1080
1081                 if(NOT OPENGLES_DLL)
1082                         message(FATAL_ERROR
1083                                 "To compile WITH_GL_PROFILE_ES20 you need to set OPENGLES_DLL to the file "
1084                                 "path of an OpenGL ES 2.0 runtime dynamic link library (DLL)."
1085                         )
1086                 endif()
1087
1088                 if(WITH_GL_ANGLE)
1089                         list(APPEND GL_DEFINITIONS -DWITH_ANGLE)
1090
1091                         set(D3DCOMPILER_DLL "" CACHE FILEPATH "Direct3D Compiler redistributable DLL file (needed by ANGLE)")
1092
1093                         get_filename_component(D3DCOMPILER_FILENAME "${D3DCOMPILER_DLL}" NAME)
1094                         list(APPEND GL_DEFINITIONS "-DD3DCOMPILER=\"\\\"${D3DCOMPILER_FILENAME}\\\"\"")
1095
1096                         mark_as_advanced(D3DCOMPILER_DLL)
1097
1098                         if(D3DCOMPILER_DLL STREQUAL "")
1099                                 message(FATAL_ERROR
1100                                         "To compile WITH_GL_ANGLE you need to set D3DCOMPILER_DLL to the file "
1101                                         "path of a copy of the DirectX redistributable DLL file: D3DCompiler_46.dll"
1102                                 )
1103                         endif()
1104
1105                 endif()
1106
1107         endif()
1108
1109 endif()
1110
1111 if(WITH_GL_EGL)
1112         list(APPEND GL_DEFINITIONS -DWITH_GL_EGL)
1113
1114         if(WITH_SYSTEM_GLES)
1115                 if(NOT OPENGLES_EGL_LIBRARY)
1116                         message(FATAL_ERROR
1117                                 "Unable to find OpenGL ES libraries. "
1118                                 "Install them or disable WITH_SYSTEM_GLES."
1119                         )
1120                 endif()
1121
1122                 list(APPEND BLENDER_GL_LIBRARIES OPENGLES_EGL_LIBRARY)
1123
1124         else()
1125                 set(OPENGLES_EGL_LIBRARY "" CACHE FILEPATH "EGL library file")
1126                 mark_as_advanced(OPENGLES_EGL_LIBRARY)
1127
1128                 list(APPEND BLENDER_GL_LIBRARIES "${OPENGLES_LIBRARY}" "${OPENGLES_EGL_LIBRARY}")
1129
1130                 if(NOT OPENGLES_EGL_LIBRARY)
1131                         message(FATAL_ERROR
1132                                 "To compile WITH_GL_EGL you need to set OPENGLES_EGL_LIBRARY "
1133                                 "to the file path of an EGL library."
1134                         )
1135                 endif()
1136
1137         endif()
1138
1139         if(WIN32)
1140                 # Setup paths to files needed to install and redistribute Windows Blender with OpenGL ES
1141
1142                 set(OPENGLES_EGL_DLL "" CACHE FILEPATH "EGL redistributable DLL file")
1143                 mark_as_advanced(OPENGLES_EGL_DLL)
1144
1145                 if(NOT OPENGLES_EGL_DLL)
1146                         message(FATAL_ERROR
1147                                 "To compile WITH_GL_EGL you need to set OPENGLES_EGL_DLL "
1148                                 "to the file path of an EGL runtime dynamic link library (DLL)."
1149                         )
1150                 endif()
1151
1152         endif()
1153
1154 endif()
1155
1156 if(WITH_GL_PROFILE_COMPAT)
1157         list(APPEND GL_DEFINITIONS -DWITH_GL_PROFILE_COMPAT)
1158 endif()
1159
1160 if(WITH_GL_PROFILE_CORE)
1161         list(APPEND GL_DEFINITIONS -DWITH_GL_PROFILE_CORE)
1162 endif()
1163
1164 if(WITH_GL_PROFILE_ES20)
1165         list(APPEND GL_DEFINITIONS -DWITH_GL_PROFILE_ES20)
1166 endif()
1167
1168 if(WITH_GL_EGL)
1169         list(APPEND GL_DEFINITIONS -DWITH_EGL)
1170 endif()
1171
1172 #-----------------------------------------------------------------------------
1173 # Configure OpenMP.
1174 if(WITH_OPENMP)
1175         find_package(OpenMP)
1176         if(OPENMP_FOUND)
1177                 if(NOT WITH_OPENMP_STATIC)
1178                         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
1179                         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
1180                 else()
1181                         # Typically avoid adding flags as defines but we can't
1182                         # pass OpenMP flags to the linker for static builds, meaning
1183                         # we can't add any OpenMP related flags to CFLAGS variables
1184                         # since they're passed to the linker as well.
1185                         add_definitions("${OpenMP_C_FLAGS}")
1186
1187                         find_library_static(OpenMP_LIBRARIES gomp ${CMAKE_CXX_IMPLICIT_LINK_DIRECTORIES})
1188                 endif()
1189         else()
1190                 set(WITH_OPENMP OFF)
1191         endif()
1192
1193         mark_as_advanced(
1194                 OpenMP_C_FLAGS
1195                 OpenMP_CXX_FLAGS
1196         )
1197 endif()
1198
1199 #-----------------------------------------------------------------------------
1200 # Configure GLEW
1201
1202 if(WITH_GLEW_MX)
1203         list(APPEND GL_DEFINITIONS -DWITH_GLEW_MX)
1204 endif()
1205
1206 if(WITH_SYSTEM_GLEW)
1207         find_package(GLEW)
1208
1209         # Note: There is an assumption here that the system GLEW is not a static library.
1210
1211         if(NOT GLEW_FOUND)
1212                 message(FATAL_ERROR "GLEW is required to build Blender. Install it or disable WITH_SYSTEM_GLEW.")
1213         endif()
1214
1215         if(WITH_GLEW_MX)
1216                 set(BLENDER_GLEW_LIBRARIES ${GLEW_MX_LIBRARY})
1217         else()
1218                 set(BLENDER_GLEW_LIBRARIES ${GLEW_LIBRARY})
1219         endif()
1220 else()
1221         if(WITH_GLEW_ES)
1222                 set(GLEW_INCLUDE_PATH "${CMAKE_SOURCE_DIR}/extern/glew-es/include")
1223
1224                 list(APPEND GL_DEFINITIONS -DGLEW_STATIC -DWITH_GLEW_ES)
1225
1226                 # These definitions remove APIs from glew.h, making GLEW smaller, and catching unguarded API usage
1227                 if(NOT WITH_GL_PROFILE_ES20)
1228                         # No ES functions are needed
1229                         list(APPEND GL_DEFINITIONS -DGLEW_NO_ES)
1230                 elseif(NOT (WITH_GL_PROFILE_CORE OR WITH_GL_PROFILE_COMPAT))
1231                         # ES is enabled, but the other functions are all disabled
1232                         list(APPEND GL_DEFINITIONS -DGLEW_ES_ONLY)
1233                 endif()
1234
1235                 if(WITH_GL_PROFILE_ES20)
1236                         if(WITH_GL_EGL)
1237                                 list(APPEND GL_DEFINITIONS -DGLEW_USE_LIB_ES20)
1238                         endif()
1239
1240                         # ToDo: This is an experiment to eliminate ES 1 symbols,
1241                         # GLEW doesn't really properly provide this level of control
1242                         # (for example, without modification it eliminates too many symbols)
1243                         # so there are lots of modifications to GLEW to make this work,
1244                         # and no attempt to make it work beyond Blender at this point.
1245                         list(APPEND GL_DEFINITIONS -DGL_ES_VERSION_1_0=0 -DGL_ES_VERSION_CL_1_1=0 -DGL_ES_VERSION_CM_1_1=0)
1246                 endif()
1247
1248                 if(WITH_GL_EGL)
1249                         list(APPEND GL_DEFINITIONS -DGLEW_INC_EGL)
1250                 endif()
1251
1252                 set(BLENDER_GLEW_LIBRARIES extern_glew_es bf_intern_glew_mx)
1253
1254         else()
1255                 set(GLEW_INCLUDE_PATH "${CMAKE_SOURCE_DIR}/extern/glew/include")
1256
1257                 list(APPEND GL_DEFINITIONS -DGLEW_STATIC)
1258
1259                 # This won't affect the non-experimental glew library,
1260                 # but is used for conditional compilation elsewhere.
1261                 list(APPEND GL_DEFINITIONS -DGLEW_NO_ES)
1262
1263                 set(BLENDER_GLEW_LIBRARIES extern_glew)
1264
1265         endif()
1266
1267 endif()
1268
1269 if(NOT WITH_GLU)
1270         list(APPEND GL_DEFINITIONS -DGLEW_NO_GLU)
1271 endif()
1272
1273 #-----------------------------------------------------------------------------
1274 # Configure Bullet
1275
1276 if(WITH_BULLET AND WITH_SYSTEM_BULLET)
1277         find_package(Bullet)
1278         if(NOT BULLET_FOUND)
1279                 set(WITH_BULLET OFF)
1280         endif()
1281 else()
1282         set(BULLET_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/extern/bullet2/src")
1283         # set(BULLET_LIBRARIES "")
1284 endif()
1285
1286 #-----------------------------------------------------------------------------
1287 # Configure Python.
1288
1289 if(WITH_PYTHON_MODULE)
1290         add_definitions(-DPy_ENABLE_SHARED)
1291 endif()
1292
1293 #-----------------------------------------------------------------------------
1294 # Configure GLog/GFlags
1295
1296 if(WITH_LIBMV OR WITH_GTESTS OR (WITH_CYCLES AND WITH_CYCLES_LOGGING))
1297         if(WITH_SYSTEM_GFLAGS)
1298                 find_package(Gflags)
1299                 if(NOT GFLAGS_FOUND)
1300                         message(FATAL_ERROR "System wide Gflags is requested but was not found")
1301                 endif()
1302                 # FindGflags does not define this, and we are not even sure what to use here.
1303                 set(GFLAGS_DEFINES)
1304         else()
1305                 set(GFLAGS_DEFINES
1306                         -DGFLAGS_DLL_DEFINE_FLAG=
1307                         -DGFLAGS_DLL_DECLARE_FLAG=
1308                         -DGFLAGS_DLL_DECL=
1309                 )
1310                 set(GFLAGS_NAMESPACE "gflags")
1311                 set(GFLAGS_LIBRARIES extern_gflags)
1312                 set(GFLAGS_INCLUDE_DIRS "${PROJECT_SOURCE_DIR}/extern/gflags/src")
1313         endif()
1314
1315         if(WITH_SYSTEM_GLOG)
1316                 find_package(Glog)
1317                 if(NOT GLOG_FOUND)
1318                         message(FATAL_ERROR "System wide Glog is requested but was not found")
1319                 endif()
1320                 # FindGlog does not define this, and we are not even sure what to use here.
1321                 set(GLOG_DEFINES)
1322         else()
1323                 set(GLOG_DEFINES
1324                         -DGOOGLE_GLOG_DLL_DECL=
1325                 )
1326                 set(GLOG_LIBRARIES extern_glog)
1327                 if(WIN32)
1328                         set(GLOG_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/glog/src/windows)
1329                 else()
1330                         set(GLOG_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/glog/include)
1331                 endif()
1332         endif()
1333 endif()
1334
1335 #-----------------------------------------------------------------------------
1336 # Configure Ceres
1337
1338 if(WITH_LIBMV)
1339         # We always have C++11 which includes unordered_map.
1340         set(CERES_DEFINES -DCERES_STD_UNORDERED_MAP)
1341 endif()
1342
1343 #-----------------------------------------------------------------------------
1344 # Extra compile flags
1345
1346 if(CMAKE_COMPILER_IS_GNUCC)
1347
1348         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ALL -Wall)
1349         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_CAST_ALIGN -Wcast-align)
1350         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_IMPLICIT_FUNCTION_DECLARATION -Werror=implicit-function-declaration)
1351         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_RETURN_TYPE  -Werror=return-type)
1352         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_VLA -Werror=vla)
1353         # system headers sometimes do this, disable for now, was: -Werror=strict-prototypes
1354         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_STRICT_PROTOTYPES  -Wstrict-prototypes)
1355         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_PROTOTYPES -Wmissing-prototypes)
1356         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_CHAR_SUBSCRIPTS -Wno-char-subscripts)
1357         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1358         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_POINTER_ARITH -Wpointer-arith)
1359         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNUSED_PARAMETER -Wunused-parameter)
1360         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_WRITE_STRINGS -Wwrite-strings)
1361         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_LOGICAL_OP -Wlogical-op)
1362         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNDEF -Wundef)
1363         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_INIT_SELF -Winit-self)  # needs -Wuninitialized
1364         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_NULL -Wnonnull)  # C only
1365         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_INCLUDE_DIRS -Wmissing-include-dirs)
1366         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_DIV_BY_ZERO -Wno-div-by-zero)
1367         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_TYPE_LIMITS -Wtype-limits)
1368         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_FORMAT_SIGN -Wformat-signedness)
1369         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_RESTRICT -Wrestrict)
1370
1371         # gcc 4.2 gives annoying warnings on every file with this
1372         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.3")
1373                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNINITIALIZED -Wuninitialized)
1374         endif()
1375
1376         # versions before gcc4.6 give many BLI_math warnings
1377         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.6")
1378                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_REDUNDANT_DECLS       -Wredundant-decls)
1379                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_REDUNDANT_DECLS -Wredundant-decls)
1380         endif()
1381
1382         # versions before gcc4.8 include global name-space.
1383         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.8")
1384                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_SHADOW -Wshadow)
1385         endif()
1386
1387         # disable because it gives warnings for printf() & friends.
1388         # ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_DOUBLE_PROMOTION -Wdouble-promotion -Wno-error=double-promotion)
1389
1390         if(NOT APPLE)
1391                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_ERROR_UNUSED_BUT_SET_VARIABLE -Wno-error=unused-but-set-variable)
1392         endif()
1393
1394         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ALL -Wall)
1395         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_INVALID_OFFSETOF -Wno-invalid-offsetof)
1396         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_SIGN_COMPARE -Wno-sign-compare)
1397         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_LOGICAL_OP -Wlogical-op)
1398         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_INIT_SELF -Winit-self)  # needs -Wuninitialized
1399         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_MISSING_INCLUDE_DIRS -Wmissing-include-dirs)
1400         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_DIV_BY_ZERO -Wno-div-by-zero)
1401         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_TYPE_LIMITS -Wtype-limits)
1402         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ERROR_RETURN_TYPE  -Werror=return-type)
1403         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ERROR_IMPLICIT_FUNCTION_DECLARATION -Werror=implicit-function-declaration)
1404         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_CHAR_SUBSCRIPTS -Wno-char-subscripts)
1405         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1406         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_POINTER_ARITH -Wpointer-arith)
1407         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNUSED_PARAMETER -Wunused-parameter)
1408         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_WRITE_STRINGS -Wwrite-strings)
1409         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNDEF -Wundef)
1410         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_FORMAT_SIGN -Wformat-signedness)
1411         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_RESTRICT -Wrestrict)
1412
1413         # gcc 4.2 gives annoying warnings on every file with this
1414         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.3")
1415                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNINITIALIZED -Wuninitialized)
1416         endif()
1417
1418         # causes too many warnings
1419         if(NOT APPLE)
1420                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNDEF -Wundef)
1421                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_MISSING_DECLARATIONS -Wmissing-declarations)
1422         endif()
1423
1424         # Use 'ATTR_FALLTHROUGH' macro to suppress.
1425         if(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "7.0"))
1426                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_IMPLICIT_FALLTHROUGH -Wimplicit-fallthrough=5)
1427                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_IMPLICIT_FALLTHROUGH -Wimplicit-fallthrough=5)
1428         endif()
1429
1430         # flags to undo strict flags
1431         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_DEPRECATED_DECLARATIONS -Wno-deprecated-declarations)
1432         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_PARAMETER        -Wno-unused-parameter)
1433         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_FUNCTION         -Wno-unused-function)
1434         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_TYPE_LIMITS             -Wno-type-limits)
1435         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_INT_IN_BOOL_CONTEXT     -Wno-int-in-bool-context)
1436         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_FORMAT                  -Wno-format)
1437         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_SWITCH                  -Wno-switch)
1438
1439         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_CLASS_MEMACCESS     -Wno-class-memaccess)
1440
1441         if(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "7.0"))
1442                 ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_IMPLICIT_FALLTHROUGH    -Wno-implicit-fallthrough)
1443         endif()
1444
1445         if(NOT APPLE)
1446                 ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_ERROR_UNUSED_BUT_SET_VARIABLE -Wno-error=unused-but-set-variable)
1447         endif()
1448
1449 elseif(CMAKE_C_COMPILER_ID MATCHES "Clang")
1450
1451         # strange, clang complains these are not supported, but then uses them.
1452         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ALL -Wall)
1453         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_IMPLICIT_FUNCTION_DECLARATION -Werror=implicit-function-declaration)
1454         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_RETURN_TYPE  -Werror=return-type)
1455         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_AUTOLOGICAL_COMPARE -Wno-tautological-compare)
1456         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1457         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_CHAR_SUBSCRIPTS -Wno-char-subscripts)
1458         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_STRICT_PROTOTYPES  -Wstrict-prototypes)
1459         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_PROTOTYPES -Wmissing-prototypes)
1460         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNUSED_PARAMETER -Wunused-parameter)
1461
1462         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ALL -Wall)
1463         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_AUTOLOGICAL_COMPARE -Wno-tautological-compare)
1464         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_UNKNOWN_PRAGMAS     -Wno-unknown-pragmas)
1465         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_CHAR_SUBSCRIPTS     -Wno-char-subscripts)
1466         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.
1467         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_SIGN_COMPARE        -Wno-sign-compare)
1468         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_INVALID_OFFSETOF    -Wno-invalid-offsetof)
1469
1470         # gives too many unfixable warnings
1471         # ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNUSED_MACROS      -Wunused-macros)
1472         # ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNUSED_MACROS          -Wunused-macros)
1473
1474         # flags to undo strict flags
1475         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_PARAMETER -Wno-unused-parameter)
1476         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_MACROS    -Wno-unused-macros)
1477
1478         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_MISSING_VARIABLE_DECLARATIONS -Wno-missing-variable-declarations)
1479         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_INCOMPAT_PTR_DISCARD_QUAL -Wno-incompatible-pointer-types-discards-qualifiers)
1480         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_FUNCTION -Wno-unused-function)
1481         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_INT_TO_VOID_POINTER_CAST -Wno-int-to-void-pointer-cast)
1482         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_MISSING_PROTOTYPES -Wno-missing-prototypes)
1483         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_DUPLICATE_ENUM -Wno-duplicate-enum)
1484         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_UNDEF -Wno-undef)
1485         ADD_CHECK_C_COMPILER_FLAG(C_REMOVE_STRICT_FLAGS C_WARN_NO_MISSING_NORETURN -Wno-missing-noreturn)
1486
1487         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_UNUSED_PRIVATE_FIELD -Wno-unused-private-field)
1488         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_CXX11_NARROWING -Wno-c++11-narrowing)
1489         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_NON_VIRTUAL_DTOR -Wno-non-virtual-dtor)
1490         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_UNUSED_MACROS -Wno-unused-macros)
1491         ADD_CHECK_CXX_COMPILER_FLAG(CXX_REMOVE_STRICT_FLAGS CXX_WARN_NO_REORDER -Wno-reorder)
1492
1493 elseif(CMAKE_C_COMPILER_ID MATCHES "Intel")
1494
1495         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ALL -Wall)
1496         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_POINTER_ARITH -Wpointer-arith)
1497         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1498
1499         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ALL -Wall)
1500         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_INVALID_OFFSETOF -Wno-invalid-offsetof)
1501         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_SIGN_COMPARE -Wno-sign-compare)
1502
1503         # disable numbered, false positives
1504         set(C_WARNINGS "${C_WARNINGS} -wd188,186,144,913,556,858,597,177,1292,167,279,592,94,2722,3199")
1505         set(CXX_WARNINGS "${CXX_WARNINGS} -wd188,186,144,913,556,858,597,177,1292,167,279,592,94,2722,3199")
1506 elseif(CMAKE_C_COMPILER_ID MATCHES "MSVC")
1507         # most msvc warnings are C & C++
1508         set(_WARNINGS
1509                 # warning level:
1510                 "/W3"
1511                 "/w34062"  # switch statement contains 'default' but no 'case' labels
1512                 # disable:
1513                 "/wd4018"  # signed/unsigned mismatch
1514                 "/wd4146"  # unary minus operator applied to unsigned type, result still unsigned
1515                 "/wd4065"  # switch statement contains 'default' but no 'case' labels
1516                 "/wd4127"  # conditional expression is constant
1517                 "/wd4181"  # qualifier applied to reference type; ignored
1518                 "/wd4200"  # zero-sized array in struct/union
1519                 "/wd4244"  # conversion from 'type1' to 'type2', possible loss of data
1520                 "/wd4267"  # conversion from 'size_t' to 'type', possible loss of data
1521                 "/wd4305"  # truncation from 'type1' to 'type2'
1522                 "/wd4800"  # forcing value to bool 'true' or 'false'
1523                 "/wd4828"  # The file contains a character that is illegal
1524                 "/wd4996"  # identifier was declared deprecated
1525                 # errors:
1526                 "/we4013"  # 'function' undefined; assuming extern returning int
1527                 "/we4133"  # incompatible pointer types
1528                 "/we4431"  # missing type specifier - int assumed
1529         )
1530
1531         string(REPLACE ";" " " _WARNINGS "${_WARNINGS}")
1532         set(C_WARNINGS "${_WARNINGS}")
1533         set(CXX_WARNINGS "${_WARNINGS}")
1534         unset(_WARNINGS)
1535 endif()
1536
1537 # ensure python header is found since detection can fail, this could happen
1538 # with _any_ library but since we used a fixed python version this tends to
1539 # be most problematic.
1540 if(WITH_PYTHON)
1541         if(NOT EXISTS "${PYTHON_INCLUDE_DIR}/Python.h")
1542                 message(FATAL_ERROR
1543                         "Missing: \"${PYTHON_INCLUDE_DIR}/Python.h\",\n"
1544                         "Set the cache entry 'PYTHON_INCLUDE_DIR' to point "
1545                         "to a valid python include path. Containing "
1546                         "Python.h for python version \"${PYTHON_VERSION}\""
1547                 )
1548         endif()
1549
1550         if(WIN32 OR APPLE)
1551                 # pass, we have this in an archive to extract
1552         elseif(WITH_PYTHON_INSTALL AND WITH_PYTHON_INSTALL_NUMPY)
1553                 find_python_package(numpy)
1554         endif()
1555
1556         if(WIN32 OR APPLE)
1557                 # pass, we have this in lib/python/site-packages
1558         elseif(WITH_PYTHON_INSTALL_REQUESTS)
1559                 find_python_package(requests)
1560         endif()
1561 endif()
1562
1563 if(
1564         CMAKE_COMPILER_IS_GNUCC OR
1565         CMAKE_C_COMPILER_ID MATCHES "Clang" OR
1566         CMAKE_C_COMPILER_ID MATCHES "Intel"
1567 )
1568         # TODO(sergey): Do we want c++11 or gnu-c++11 here?
1569         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
1570 elseif(MSVC)
1571         # Nothing special is needed, C++11 features are available by default.
1572 else()
1573         message(FATAL_ERROR "Unknown compiler ${CMAKE_C_COMPILER_ID}, can't enable C++11 build")
1574 endif()
1575
1576 # Visual Studio has all standards it supports available by default
1577 # Clang on windows copies this behavior and does not support these switches
1578 if(
1579         CMAKE_COMPILER_IS_GNUCC OR
1580         (CMAKE_C_COMPILER_ID MATCHES "Clang" AND (NOT MSVC)) OR
1581         (CMAKE_C_COMPILER_ID MATCHES "Intel")
1582 )
1583         # Use C99 + GNU extensions, works with GCC, Clang, ICC
1584         if(WITH_C11)
1585                 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu11")
1586         else()
1587                 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99")
1588         endif()
1589 endif()
1590
1591 # Include warnings first, so its possible to disable them with user defined flags
1592 # eg: -Wno-uninitialized
1593 set(CMAKE_C_FLAGS "${C_WARNINGS} ${CMAKE_C_FLAGS} ${PLATFORM_CFLAGS}")
1594 set(CMAKE_CXX_FLAGS "${CXX_WARNINGS} ${CMAKE_CXX_FLAGS} ${PLATFORM_CFLAGS}")
1595
1596 # defined above, platform specific but shared names
1597 mark_as_advanced(
1598         CYCLES_OSL
1599         OSL_LIB_EXEC
1600         OSL_COMPILER
1601         OSL_LIB_COMP
1602         OSL_LIB_QUERY
1603         OSL_INCLUDE_DIR
1604 )
1605
1606 mark_as_advanced(
1607         LLVM_CONFIG
1608         LLVM_ROOT_DIR
1609         LLVM_LIBRARY
1610         LLVM_VERSION
1611 )
1612
1613 #-------------------------------------------------------------------------------
1614 # Global Defines
1615
1616 # better not set includes here but this debugging option is off by default.
1617 if(WITH_CXX_GUARDEDALLOC)
1618         include_directories(${CMAKE_SOURCE_DIR}/intern/guardedalloc)
1619         add_definitions(-DWITH_CXX_GUARDEDALLOC)
1620 endif()
1621
1622 if(WITH_ASSERT_ABORT)
1623         add_definitions(-DWITH_ASSERT_ABORT)
1624 endif()
1625
1626 # message(STATUS "Using CFLAGS: ${CMAKE_C_FLAGS}")
1627 # message(STATUS "Using CXXFLAGS: ${CMAKE_CXX_FLAGS}")
1628
1629 #-----------------------------------------------------------------------------
1630 # Libraries
1631
1632 if(WITH_GTESTS)
1633         include(GTestTesting)
1634 endif()
1635
1636 if(WITH_BLENDER OR WITH_PLAYER)
1637         add_subdirectory(intern)
1638         add_subdirectory(extern)
1639
1640         # source after intern and extern to gather all
1641         # internal and external library information first, for test linking
1642         add_subdirectory(source)
1643 elseif(WITH_CYCLES_STANDALONE)
1644         add_subdirectory(intern/cycles)
1645         add_subdirectory(extern/clew)
1646         if(WITH_CUDA_DYNLOAD)
1647                 add_subdirectory(extern/cuew)
1648         endif()
1649         if(NOT WITH_SYSTEM_GLEW)
1650                 add_subdirectory(extern/glew)
1651         endif()
1652 endif()
1653
1654 #-----------------------------------------------------------------------------
1655 # Blender Application
1656 if(WITH_BLENDER)
1657         add_subdirectory(source/creator)
1658 endif()
1659
1660
1661 #-----------------------------------------------------------------------------
1662 # Blender Player
1663 if(WITH_PLAYER)
1664         add_subdirectory(source/blenderplayer)
1665 endif()
1666
1667
1668 #-----------------------------------------------------------------------------
1669 # Testing
1670 add_subdirectory(tests)
1671
1672
1673 #-----------------------------------------------------------------------------
1674 # CPack for generating packages
1675 include(build_files/cmake/packaging.cmake)
1676
1677 #-----------------------------------------------------------------------------
1678 # Use dynamic loading for OpenMP
1679 if(WITH_BLENDER)
1680         openmp_delayload(blender)
1681 endif()
1682 if(WITH_PLAYER)
1683         openmp_delayload(blenderplayer)
1684 endif()
1685
1686 #-----------------------------------------------------------------------------
1687 # Print Final Configuration
1688
1689 if(FIRST_RUN)
1690
1691         set(_config_msg "\nBlender Configuration\n=====================")
1692
1693         function(info_cfg_option
1694                 _setting
1695                 )
1696
1697                 set(_msg "  - ${_setting}")
1698                 string(LENGTH "${_msg}" _len)
1699                 while("32" GREATER "${_len}")
1700                         set(_msg "${_msg} ")
1701                         math(EXPR _len "${_len} + 1")
1702                 endwhile()
1703
1704                 set(_config_msg "${_config_msg}\n${_msg}${${_setting}}" PARENT_SCOPE)
1705         endfunction()
1706
1707         function(info_cfg_text
1708                 _text
1709                 )
1710
1711                 set(_config_msg "${_config_msg}\n\n  ${_text}" PARENT_SCOPE)
1712         endfunction()
1713
1714         message(STATUS "C Compiler:   \"${CMAKE_C_COMPILER_ID}\"")
1715         message(STATUS "C++ Compiler: \"${CMAKE_CXX_COMPILER_ID}\"")
1716
1717         info_cfg_text("Build Options:")
1718         info_cfg_option(WITH_GAMEENGINE)
1719         info_cfg_option(WITH_PLAYER)
1720         info_cfg_option(WITH_BULLET)
1721         info_cfg_option(WITH_IK_SOLVER)
1722         info_cfg_option(WITH_IK_ITASC)
1723         info_cfg_option(WITH_OPENCOLLADA)
1724         info_cfg_option(WITH_FFTW3)
1725         info_cfg_option(WITH_INTERNATIONAL)
1726         info_cfg_option(WITH_INPUT_NDOF)
1727         info_cfg_option(WITH_CYCLES)
1728         info_cfg_option(WITH_FREESTYLE)
1729         info_cfg_option(WITH_OPENCOLORIO)
1730         info_cfg_option(WITH_OPENVDB)
1731         info_cfg_option(WITH_ALEMBIC)
1732
1733         info_cfg_text("Compiler Options:")
1734         info_cfg_option(WITH_BUILDINFO)
1735         info_cfg_option(WITH_OPENMP)
1736         info_cfg_option(WITH_RAYOPTIMIZATION)
1737
1738         info_cfg_text("System Options:")
1739         info_cfg_option(WITH_INSTALL_PORTABLE)
1740         info_cfg_option(WITH_X11_ALPHA)
1741         info_cfg_option(WITH_X11_XF86VMODE)
1742         info_cfg_option(WITH_X11_XFIXES)
1743         info_cfg_option(WITH_X11_XINPUT)
1744         info_cfg_option(WITH_MEM_JEMALLOC)
1745         info_cfg_option(WITH_MEM_VALGRIND)
1746         info_cfg_option(WITH_SYSTEM_GLEW)
1747
1748         info_cfg_text("Image Formats:")
1749         info_cfg_option(WITH_OPENIMAGEIO)
1750         info_cfg_option(WITH_IMAGE_CINEON)
1751         info_cfg_option(WITH_IMAGE_DDS)
1752         info_cfg_option(WITH_IMAGE_HDR)
1753         info_cfg_option(WITH_IMAGE_OPENEXR)
1754         info_cfg_option(WITH_IMAGE_OPENJPEG)
1755         info_cfg_option(WITH_IMAGE_TIFF)
1756
1757         info_cfg_text("Audio:")
1758         info_cfg_option(WITH_OPENAL)
1759         info_cfg_option(WITH_SDL)
1760         info_cfg_option(WITH_SDL_DYNLOAD)
1761         info_cfg_option(WITH_JACK)
1762         info_cfg_option(WITH_JACK_DYNLOAD)
1763         info_cfg_option(WITH_CODEC_AVI)
1764         info_cfg_option(WITH_CODEC_FFMPEG)
1765         info_cfg_option(WITH_CODEC_SNDFILE)
1766
1767         info_cfg_text("Compression:")
1768         info_cfg_option(WITH_LZMA)
1769         info_cfg_option(WITH_LZO)
1770
1771         info_cfg_text("Python:")
1772         info_cfg_option(WITH_PYTHON_INSTALL)
1773         info_cfg_option(WITH_PYTHON_INSTALL_NUMPY)
1774         info_cfg_option(WITH_PYTHON_MODULE)
1775         info_cfg_option(WITH_PYTHON_SAFETY)
1776         if(APPLE)
1777                 info_cfg_option(WITH_PYTHON_FRAMEWORK)
1778         endif()
1779
1780         info_cfg_text("Modifiers:")
1781         info_cfg_option(WITH_MOD_REMESH)
1782         info_cfg_option(WITH_MOD_FLUID)
1783         info_cfg_option(WITH_MOD_OCEANSIM)
1784
1785         info_cfg_text("OpenGL:")
1786         info_cfg_option(WITH_GLEW_ES)
1787         info_cfg_option(WITH_GLU)
1788         info_cfg_option(WITH_GL_EGL)
1789         info_cfg_option(WITH_GL_PROFILE_COMPAT)
1790         info_cfg_option(WITH_GL_PROFILE_CORE)
1791         info_cfg_option(WITH_GL_PROFILE_ES20)
1792         if(WIN32)
1793                 info_cfg_option(WITH_GL_ANGLE)
1794         endif()
1795
1796         info_cfg_text("")
1797
1798         message("${_config_msg}")
1799 endif()
1800
1801 if(0)
1802         print_all_vars()
1803 endif()