Workbench: respect the duplication visibility flag
[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 # 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 set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS
70         $<$<CONFIG:Debug>:DEBUG;_DEBUG>
71         $<$<CONFIG:Release>:NDEBUG>
72         $<$<CONFIG:MinSizeRel>:NDEBUG>
73         $<$<CONFIG:RelWithDebInfo>:NDEBUG>
74 )
75
76 #-----------------------------------------------------------------------------
77 # Set policy
78
79 # see "cmake --help-policy CMP0003"
80 # So library linking is more sane
81 cmake_policy(SET CMP0003 NEW)
82
83 # So BUILDINFO and BLENDERPATH strings are automatically quoted
84 cmake_policy(SET CMP0005 NEW)
85
86 # So syntax problems are errors
87 cmake_policy(SET CMP0010 NEW)
88
89 # Input directories must have CMakeLists.txt
90 cmake_policy(SET CMP0014 NEW)
91
92 #-----------------------------------------------------------------------------
93 # Load some macros.
94 include(build_files/cmake/macros.cmake)
95
96
97 #-----------------------------------------------------------------------------
98 # Initialize project.
99
100 blender_project_hack_pre()
101
102 project(Blender)
103
104 blender_project_hack_post()
105
106 enable_testing()
107
108 #-----------------------------------------------------------------------------
109 # Redirect output files
110
111 set(EXECUTABLE_OUTPUT_PATH ${CMAKE_BINARY_DIR}/bin CACHE INTERNAL "" FORCE)
112 set(LIBRARY_OUTPUT_PATH ${CMAKE_BINARY_DIR}/lib CACHE INTERNAL "" FORCE)
113 set(TESTS_OUTPUT_DIR ${EXECUTABLE_OUTPUT_PATH}/tests CACHE INTERNAL "" FORCE)
114
115 #-----------------------------------------------------------------------------
116 # Set default config options
117
118 get_blender_version()
119
120
121 #-----------------------------------------------------------------------------
122 # Platform Specific Defaults
123
124 # list of var-names
125 set(_init_vars)
126
127 # initialize to ON
128 macro(option_defaults_init)
129         foreach(_var ${ARGV})
130                 set(${_var} ON)
131                 list(APPEND _init_vars "${_var}")
132         endforeach()
133         unset(_var)
134 endmacro()
135
136 # remove from namespace
137 macro(option_defaults_clear)
138         foreach(_var ${_init_vars})
139                 unset(${_var})
140         endforeach()
141         unset(_var)
142         unset(_init_vars)
143 endmacro()
144
145
146 # values to initialize WITH_****
147 option_defaults_init(
148         _init_BUILDINFO
149         _init_CODEC_FFMPEG
150         _init_CYCLES_OSL
151         _init_CYCLES_OPENSUBDIV
152         _init_IMAGE_OPENEXR
153         _init_INPUT_NDOF
154         _init_JACK
155         _init_OPENCOLLADA
156         _init_OPENCOLORIO
157         _init_SDL
158         _init_FFTW3
159         _init_OPENSUBDIV
160 )
161
162 # customize...
163 if(UNIX AND NOT APPLE)
164         # some of these libraries are problematic on Linux
165         # disable less important dependencies by default
166         set(_init_CODEC_FFMPEG                   OFF)
167         set(_init_CYCLES_OSL                     OFF)
168         set(_init_CYCLES_OPENSUBDIV              OFF)
169         set(_init_IMAGE_OPENEXR                  OFF)
170         set(_init_JACK                           OFF)
171         set(_init_OPENCOLLADA                    OFF)
172         set(_init_OPENCOLORIO                    OFF)
173         set(_init_SDL                            OFF)
174         set(_init_FFTW3                          OFF)
175         set(_init_OPENSUBDIV                     OFF)
176 elseif(WIN32)
177         set(_init_JACK                           OFF)
178 elseif(APPLE)
179         set(_init_JACK                           OFF)
180         set(_init_OPENSUBDIV                     OFF)
181 endif()
182
183
184 #-----------------------------------------------------------------------------
185 # Options
186
187 # First platform specific non-cached vars
188 if(UNIX AND NOT (APPLE OR HAIKU))
189         set(WITH_X11 ON)
190 endif()
191
192 # Blender internal features
193 option(WITH_BLENDER "Build blender (disable to build only the blender player)" ON)
194 mark_as_advanced(WITH_BLENDER)
195
196 option(WITH_INTERNATIONAL "Enable I18N (International fonts and text)" ON)
197
198 option(WITH_PYTHON        "Enable Embedded Python API  (only disable for development)" ON)
199 option(WITH_PYTHON_SECURITY "Disables execution of scripts within blend files by default" ON) 
200 mark_as_advanced(WITH_PYTHON)  # dont want people disabling this unless they really know what they are doing.
201 mark_as_advanced(WITH_PYTHON_SECURITY)  # some distributions see this as a security issue, rather than have them patch it, make a build option.
202
203 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)
204 mark_as_advanced(WITH_PYTHON_SAFETY)
205 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)
206 if(APPLE)
207         option(WITH_PYTHON_FRAMEWORK "Enable building using the Python available in the framework (OSX only)" OFF)
208 endif()
209
210 option(WITH_BUILDINFO     "Include extra build details (only disable for development & faster builds)" ${_init_BUILDINFO})
211 if(${CMAKE_VERSION} VERSION_LESS 2.8.8)
212         # add_library OBJECT arg unsupported
213         set(WITH_BUILDINFO OFF)
214 endif()
215 set(BUILDINFO_OVERRIDE_DATE "" CACHE STRING "Use instead of the current date for reproducable builds (empty string disables this option)")
216 set(BUILDINFO_OVERRIDE_TIME "" CACHE STRING "Use instead of the current time for reproducable builds (empty string disables this option)")
217 set(CPACK_OVERRIDE_PACKAGENAME "" CACHE STRING "Use instead of the standard packagename (empty string disables this option)")
218 mark_as_advanced(CPACK_OVERRIDE_PACKAGENAME)
219 mark_as_advanced(BUILDINFO_OVERRIDE_DATE)
220 mark_as_advanced(BUILDINFO_OVERRIDE_TIME)
221
222 option(WITH_IK_ITASC      "Enable ITASC IK solver (only disable for development & for incompatible C++ compilers)" ON)
223 option(WITH_IK_SOLVER     "Enable Legacy IK solver (only disable for development)" ON)
224 option(WITH_FFTW3         "Enable FFTW3 support (Used for smoke, ocean sim, and audio effects)" ${_init_FFTW3})
225 option(WITH_BULLET        "Enable Bullet (Physics Engine)" ON)
226 option(WITH_SYSTEM_BULLET "Use the systems bullet library (currently unsupported due to missing features in upstream!)" )
227 mark_as_advanced(WITH_SYSTEM_BULLET)
228 option(WITH_OPENCOLORIO   "Enable OpenColorIO color management" ${_init_OPENCOLORIO})
229
230 option(WITH_CLAY_ENGINE    "Enable Clay engine" ON)
231
232 # Compositor
233 option(WITH_COMPOSITOR         "Enable the tile based nodal compositor" ON)
234
235 option(WITH_OPENSUBDIV    "Enable OpenSubdiv for surface subdivision" _init_OPENSUBDIV)
236
237 option(WITH_OPENVDB       "Enable features relying on OpenVDB" OFF)
238 option(WITH_OPENVDB_BLOSC "Enable blosc compression for OpenVDB, only enable if OpenVDB was built with blosc support" OFF)
239 option(WITH_OPENVDB_3_ABI_COMPATIBLE "Assume OpenVDB library has been compiled with version 3 ABI compatibility" OFF)
240 mark_as_advanced(WITH_OPENVDB_3_ABI_COMPATIBLE)
241
242 # GHOST Windowing Library Options
243 option(WITH_GHOST_DEBUG   "Enable debugging output for the GHOST library" OFF)
244 mark_as_advanced(WITH_GHOST_DEBUG)
245
246 option(WITH_GHOST_SDL    "Enable building Blender against SDL for windowing rather than the native APIs" OFF)
247 mark_as_advanced(WITH_GHOST_SDL)
248
249 if(WITH_X11)
250         option(WITH_GHOST_XDND    "Enable drag'n'drop support on X11 using XDND protocol" ON)
251 endif()
252
253 # Misc...
254 option(WITH_HEADLESS      "Build without graphical support (renderfarm, server mode only)" OFF)
255 mark_as_advanced(WITH_HEADLESS)
256
257 option(WITH_AUDASPACE    "Build with blenders audio library (only disable if you know what you're doing!)" ON)
258 option(WITH_SYSTEM_AUDASPACE "Build with external audaspace library installed on the system (only enable if you know what you're doing!)" OFF)
259 mark_as_advanced(WITH_AUDASPACE)
260 mark_as_advanced(WITH_SYSTEM_AUDASPACE)
261
262 if(NOT WITH_AUDASPACE)
263         set(WITH_SYSTEM_AUDASPACE OFF)
264 endif()
265
266 option(WITH_OPENMP        "Enable OpenMP (has to be supported by the compiler)" ON)
267 if(UNIX AND NOT APPLE)
268         option(WITH_OPENMP_STATIC "Link OpenMP statically (only used by the release environment)" OFF)
269         mark_as_advanced(WITH_OPENMP_STATIC)
270 endif()
271
272 if(WITH_X11)
273         option(WITH_X11_XINPUT    "Enable X11 Xinput (tablet support and unicode input)"  ON)
274         option(WITH_X11_XF86VMODE "Enable X11 video mode switching"                       ON)
275         option(WITH_X11_XFIXES    "Enable X11 XWayland cursor warping workaround"         ON)
276         option(WITH_X11_ALPHA     "Enable X11 transparent background"                     ON)
277 endif()
278
279 if(UNIX AND NOT APPLE)
280         option(WITH_SYSTEM_GLEW "Use GLEW OpenGL wrapper library provided by the operating system" OFF)
281         option(WITH_SYSTEM_GLES "Use OpenGL ES library provided by the operating system"           ON)
282 else()
283         # not an option for other OS's
284         set(WITH_SYSTEM_GLEW OFF)
285         set(WITH_SYSTEM_GLES OFF)
286 endif()
287
288
289 # (unix defaults to System OpenJPEG On)
290 option(WITH_SYSTEM_OPENJPEG "Use the operating systems OpenJPEG library" OFF)
291
292 if(UNIX AND NOT APPLE)
293         option(WITH_SYSTEM_EIGEN3 "Use the systems Eigen3 library" OFF)
294 endif()
295
296
297 # Modifiers
298 option(WITH_MOD_FLUID           "Enable Elbeem Modifier (Fluid Simulation)" ON)
299 option(WITH_MOD_SMOKE           "Enable Smoke Modifier (Smoke Simulation)" ON)
300 option(WITH_MOD_REMESH          "Enable Remesh Modifier" ON)
301 # option(WITH_MOD_CLOTH_ELTOPO    "Enable Experimental cloth solver" OFF)  # this is now only available in a branch
302 # mark_as_advanced(WITH_MOD_CLOTH_ELTOPO)
303 option(WITH_MOD_OCEANSIM        "Enable Ocean Modifier" OFF)
304
305 # Image format support
306 option(WITH_OPENIMAGEIO         "Enable OpenImageIO Support (http://www.openimageio.org)" ON)
307 option(WITH_IMAGE_OPENEXR       "Enable OpenEXR Support (http://www.openexr.com)" ${_init_IMAGE_OPENEXR})
308 option(WITH_IMAGE_OPENJPEG      "Enable OpenJpeg Support (http://www.openjpeg.org)" ON)
309 option(WITH_IMAGE_TIFF          "Enable LibTIFF Support" ON)
310 option(WITH_IMAGE_DDS           "Enable DDS Image Support" ON)
311 option(WITH_IMAGE_CINEON        "Enable CINEON and DPX Image Support" ON)
312 option(WITH_IMAGE_HDR           "Enable HDR Image Support" ON)
313
314 # Audio/Video format support
315 option(WITH_CODEC_AVI           "Enable Blenders own AVI file support (raw/jpeg)" ON)
316 option(WITH_CODEC_FFMPEG        "Enable FFMPeg Support (http://ffmpeg.org)" ${_init_CODEC_FFMPEG})
317 option(WITH_CODEC_SNDFILE       "Enable libsndfile Support (http://www.mega-nerd.com/libsndfile)" OFF)
318
319 # Alembic support
320 option(WITH_ALEMBIC             "Enable Alembic Support" OFF)
321 option(WITH_ALEMBIC_HDF5        "Enable Legacy Alembic Support (not officially supported)" OFF)
322
323 # 3D format support
324 # Disable opencollada when we don't have precompiled libs
325 option(WITH_OPENCOLLADA   "Enable OpenCollada Support (http://www.opencollada.org)" ${_init_OPENCOLLADA})
326
327 # Sound output
328 option(WITH_SDL           "Enable SDL for sound and joystick support" ${_init_SDL})
329 option(WITH_OPENAL        "Enable OpenAL Support (http://www.openal.org)" ON)
330 option(WITH_JACK          "Enable JACK Support (http://www.jackaudio.org)" ${_init_JACK})
331 if(UNIX AND NOT APPLE)
332         option(WITH_JACK_DYNLOAD  "Enable runtime dynamic JACK libraries loading" OFF)
333 endif()
334 if(UNIX AND NOT APPLE)
335         option(WITH_SDL_DYNLOAD  "Enable runtime dynamic SDL libraries loading" OFF)
336 endif()
337
338 # Compression
339 option(WITH_LZO           "Enable fast LZO compression (used for pointcache)" ON)
340 option(WITH_LZMA          "Enable best LZMA compression, (used for pointcache)" ON)
341 if(UNIX AND NOT APPLE)
342         option(WITH_SYSTEM_LZO    "Use the system LZO library" OFF)
343 endif()
344
345 # Camera/motion tracking
346 option(WITH_LIBMV         "Enable Libmv structure from motion library" ON)
347 option(WITH_LIBMV_SCHUR_SPECIALIZATIONS "Enable fixed-size schur specializations." OFF)
348 mark_as_advanced(WITH_LIBMV_SCHUR_SPECIALIZATIONS)
349
350 # Logging/unbit test libraries.
351 option(WITH_SYSTEM_GFLAGS   "Use system-wide Gflags instead of a bundled one" OFF)
352 option(WITH_SYSTEM_GLOG     "Use system-wide Glog instead of a bundled one" OFF)
353 mark_as_advanced(WITH_SYSTEM_GFLAGS)
354 mark_as_advanced(WITH_SYSTEM_GLOG)
355
356 # Freestyle
357 option(WITH_FREESTYLE     "Enable Freestyle (advanced edges rendering)" ON)
358
359 # Misc
360 if(WIN32)
361         option(WITH_INPUT_IME "Enable Input Method Editor (IME) for complex Asian character input" ON)
362 endif()
363 option(WITH_INPUT_NDOF "Enable NDOF input devices (SpaceNavigator and friends)" ${_init_INPUT_NDOF})
364 option(WITH_RAYOPTIMIZATION     "Enable use of SIMD (SSE) optimizations for the raytracer" ON)
365 if(UNIX AND NOT APPLE)
366         option(WITH_INSTALL_PORTABLE "Install redistributeable runtime, otherwise install into CMAKE_INSTALL_PREFIX" ON)
367         option(WITH_STATIC_LIBS "Try to link with static libraries, as much as possible, to make blender more portable across distributions" OFF)
368         if(WITH_STATIC_LIBS)
369                 option(WITH_BOOST_ICU "Boost uses ICU library (required for linking with static Boost built with libicu)." OFF)
370                 mark_as_advanced(WITH_BOOST_ICU)
371         endif()
372 endif()
373
374 option(WITH_PYTHON_INSTALL       "Copy system python into the blender install folder" ON)
375 if(WITH_PYTHON_INSTALL OR (WITH_AUDASPACE AND NOT WITH_SYSTEM_AUDASPACE))
376         set(PYTHON_NUMPY_PATH            "" CACHE PATH "Path to python site-packages or dist-packages containing 'numpy' module")
377         mark_as_advanced(PYTHON_NUMPY_PATH)
378         set(PYTHON_NUMPY_INCLUDE_DIRS ${PYTHON_NUMPY_PATH}/numpy/core/include CACHE PATH "Path to the include directory of the numpy module")
379         mark_as_advanced(PYTHON_NUMPY_INCLUDE_DIRS)
380 endif()
381 if(WITH_PYTHON_INSTALL)
382         option(WITH_PYTHON_INSTALL_NUMPY "Copy system numpy into the blender install folder"  ON)
383
384         if(UNIX AND NOT APPLE)
385                 option(WITH_PYTHON_INSTALL_REQUESTS "Copy system requests into the blender install folder" ON)
386                 set(PYTHON_REQUESTS_PATH "" CACHE PATH "Path to python site-packages or dist-packages containing 'requests' module")
387                 mark_as_advanced(PYTHON_REQUESTS_PATH)
388         endif()
389 endif()
390
391 option(WITH_CPU_SSE              "Enable SIMD instruction if they're detected on the host machine" ON)
392 mark_as_advanced(WITH_CPU_SSE)
393
394 # Cycles
395 option(WITH_CYCLES                                      "Enable Cycles Render Engine" ON)
396 option(WITH_CYCLES_STANDALONE           "Build Cycles standalone application" OFF)
397 option(WITH_CYCLES_STANDALONE_GUI       "Build Cycles standalone with GUI" OFF)
398 option(WITH_CYCLES_OSL                          "Build Cycles with OSL support" ${_init_CYCLES_OSL})
399 option(WITH_CYCLES_OPENSUBDIV           "Build Cycles with OpenSubdiv support" ${_init_CYCLES_OPENSUBDIV})
400 option(WITH_CYCLES_CUDA_BINARIES        "Build Cycles CUDA binaries" OFF)
401 option(WITH_CYCLES_CUBIN_COMPILER       "Build cubins with nvrtc based compiler instead of nvcc" OFF)
402 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")
403 mark_as_advanced(CYCLES_CUDA_BINARIES_ARCH)
404 unset(PLATFORM_DEFAULT)
405 option(WITH_CYCLES_LOGGING      "Build Cycles with logging support" ON)
406 option(WITH_CYCLES_DEBUG        "Build Cycles with extra debug capabilities" OFF)
407 option(WITH_CYCLES_NATIVE_ONLY  "Build Cycles with native kernel only (which fits current CPU, use for development only)" OFF)
408 mark_as_advanced(WITH_CYCLES_CUBIN_COMPILER)
409 mark_as_advanced(WITH_CYCLES_LOGGING)
410 mark_as_advanced(WITH_CYCLES_DEBUG)
411 mark_as_advanced(WITH_CYCLES_NATIVE_ONLY)
412
413 option(WITH_CYCLES_DEVICE_CUDA                          "Enable Cycles CUDA compute support" ON)
414 option(WITH_CYCLES_DEVICE_OPENCL                        "Enable Cycles OpenCL compute support" ON)
415 option(WITH_CYCLES_NETWORK                              "Enable Cycles compute over network support (EXPERIMENTAL and unfinished)" OFF)
416 mark_as_advanced(WITH_CYCLES_DEVICE_CUDA)
417 mark_as_advanced(WITH_CYCLES_DEVICE_OPENCL)
418 mark_as_advanced(WITH_CYCLES_NETWORK)
419
420 option(WITH_CUDA_DYNLOAD "Dynamically load CUDA libraries at runtime" ON)
421 mark_as_advanced(WITH_CUDA_DYNLOAD)
422
423 # LLVM
424 option(WITH_LLVM                                        "Use LLVM" OFF)
425 if(APPLE)
426         option(LLVM_STATIC                                      "Link with LLVM static libraries" ON) # we prefer static llvm build on Apple, dyn build possible though
427 else()
428         option(LLVM_STATIC                                      "Link with LLVM static libraries" OFF)
429 endif()
430 mark_as_advanced(LLVM_STATIC)
431
432 # disable for now, but plan to support on all platforms eventually
433 option(WITH_MEM_JEMALLOC   "Enable malloc replacement (http://www.canonware.com/jemalloc)" ON)
434 mark_as_advanced(WITH_MEM_JEMALLOC)
435
436 # currently only used for BLI_mempool
437 option(WITH_MEM_VALGRIND "Enable extended valgrind support for better reporting" OFF)
438 mark_as_advanced(WITH_MEM_VALGRIND)
439
440 # Debug
441 option(WITH_CXX_GUARDEDALLOC "Enable GuardedAlloc for C++ memory allocation tracking (only enable for development)" OFF)
442 mark_as_advanced(WITH_CXX_GUARDEDALLOC)
443
444 option(WITH_ASSERT_ABORT "Call abort() when raising an assertion through BLI_assert()" OFF)
445 mark_as_advanced(WITH_ASSERT_ABORT)
446
447 option(WITH_BOOST                                       "Enable features depending on boost" ON)
448
449 # Unit testsing
450 option(WITH_GTESTS "Enable GTest unit testing" OFF)
451 option(WITH_OPENGL_RENDER_TESTS "Enable OpenGL render related unit testing (Experimental)" OFF)
452 option(WITH_OPENGL_DRAW_TESTS "Enable OpenGL UI drawing related unit testing (Experimental)" OFF)
453
454
455 # Documentation
456 if(UNIX AND NOT APPLE)
457         option(WITH_DOC_MANPAGE "Create a manual page (Unix manpage)" OFF)
458 endif()
459
460
461 # OpenGL
462
463 option(WITH_GLEW_ES             "Switches to experimental copy of GLEW that has support for OpenGL ES. (temporary option for development purposes)" OFF)
464 option(WITH_GL_EGL              "Use the EGL OpenGL system library instead of the platform specific OpenGL system library (CGL, glX, or WGL)"       OFF)
465 option(WITH_GL_PROFILE_ES20     "Support using OpenGL ES 2.0. (thru either EGL or the AGL/WGL/XGL 'es20' profile)"                                  OFF)
466
467 mark_as_advanced(
468         WITH_GLEW_ES
469         WITH_GL_EGL
470         WITH_GL_PROFILE_ES20
471 )
472
473 if(WIN32)
474         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)
475         mark_as_advanced(WITH_GL_ANGLE)
476 endif()
477
478 if(WITH_GLEW_ES AND WITH_SYSTEM_GLEW)
479         message(WARNING Ignoring WITH_SYSTEM_GLEW and using WITH_GLEW_ES)
480         set(WITH_SYSTEM_GLEW OFF)
481 endif()
482
483 if(WIN32)
484         getDefaultWindowsPrefixBase(CMAKE_GENERIC_PROGRAM_FILES)
485         set(CPACK_INSTALL_PREFIX ${CMAKE_GENERIC_PROGRAM_FILES}/${})
486 endif()
487
488 # Experimental support of C11 and C++11
489 #
490 # We default options to whatever default standard in the current compiler.
491 if(APPLE)
492         set(_c11_init ON)
493         set(_cxx11_init ON)
494         set(WITH_C11 ON)
495         set(WITH_CXX11 ON)
496 elseif(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "6.0") AND (NOT WITH_CXX11))
497         set(_c11_init ON)
498 else()
499         set(_c11_init OFF)
500 endif()
501 set(_cxx11_init ON)
502
503 option(WITH_C11 "Build with C11 standard enabled, for development use only!" ${_c11_init})
504 mark_as_advanced(WITH_C11)
505 option(WITH_CXX11 "Build with C++11 standard enabled, for development use only!" ${_cxx11_init})
506 mark_as_advanced(WITH_CXX11)
507
508 # Compiler toolchain
509 if(CMAKE_COMPILER_IS_GNUCC)
510         option(WITH_LINKER_GOLD "Use ld.gold linker which is usually faster than ld.bfd" ON)
511         mark_as_advanced(WITH_LINKER_GOLD)
512 endif()
513
514 if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_C_COMPILER_ID MATCHES "Clang")
515         option(WITH_COMPILER_ASAN "Build and link against address sanitizer (only for Debug & RelWithDebInfo targets)." OFF)
516         mark_as_advanced(WITH_COMPILER_ASAN)
517
518         if(WITH_COMPILER_ASAN)
519                 set(_asan_defaults "\
520 -fsanitize=address \
521 -fsanitize=bool \
522 -fsanitize=bounds \
523 -fsanitize=enum \
524 -fsanitize=float-cast-overflow \
525 -fsanitize=float-divide-by-zero \
526 -fsanitize=nonnull-attribute \
527 -fsanitize=returns-nonnull-attribute \
528 -fsanitize=signed-integer-overflow \
529 -fsanitize=undefined \
530 -fsanitize=vla-bound \
531 -fno-sanitize=alignment \
532 ")
533
534                 if(NOT MSVC) # not all sanitizers are supported with clang-cl, these two however are very vocal about it
535                         set(_asan_defaults "${_asan_defaults} -fsanitize=leak -fsanitize=object-size" )
536                 endif()
537                 set(COMPILER_ASAN_CFLAGS "${_asan_defaults}" CACHE STRING "C flags for address sanitizer")
538                 mark_as_advanced(COMPILER_ASAN_CFLAGS)
539                 set(COMPILER_ASAN_CXXFLAGS "${_asan_defaults}" CACHE STRING "C++ flags for address sanitizer")
540                 mark_as_advanced(COMPILER_ASAN_CXXFLAGS)
541
542                 unset(_asan_defaults)
543
544                 if(NOT MSVC)
545                         find_library(COMPILER_ASAN_LIBRARY asan ${CMAKE_C_IMPLICIT_LINK_DIRECTORIES})
546                 else()
547                         find_library( COMPILER_ASAN_LIBRARY NAMES clang_rt.asan-x86_64
548                                 PATHS   [HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\LLVM\\LLVM;]/lib/clang/7.0.0/lib/windows
549                                                 [HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\LLVM\\LLVM;]/lib/clang/6.0.0/lib/windows
550                                                 )
551                 endif() 
552                 mark_as_advanced(COMPILER_ASAN_LIBRARY)
553         endif()
554 endif()
555
556 # Dependency graph
557 option(WITH_LEGACY_DEPSGRAPH "Build Blender with legacy dependency graph" ON)
558 mark_as_advanced(WITH_LEGACY_DEPSGRAPH)
559
560 if(WIN32)
561         # Use hardcoded paths or find_package to find externals
562         option(WITH_WINDOWS_FIND_MODULES "Use find_package to locate libraries" OFF)
563         mark_as_advanced(WITH_WINDOWS_FIND_MODULES)
564
565         option(WITH_WINDOWS_CODESIGN "Use signtool to sign the final binary." OFF)
566         mark_as_advanced(WITH_WINDOWS_CODESIGN)
567
568         set(WINDOWS_CODESIGN_PFX CACHE FILEPATH  "Path to pfx file to use for codesigning.")
569         mark_as_advanced(WINDOWS_CODESIGN_PFX)
570
571         set(WINDOWS_CODESIGN_PFX_PASSWORD CACHE STRING  "password for pfx file used for codesigning.")
572         mark_as_advanced(WINDOWS_CODESIGN_PFX_PASSWORD)
573
574         option(WINDOWS_USE_VISUAL_STUDIO_FOLDERS "Organize the visual studio project according to source folders." ON)
575         mark_as_advanced(WINDOWS_USE_VISUAL_STUDIO_FOLDERS)
576 endif()
577
578 # avoid using again
579 option_defaults_clear()
580
581 # end option(...)
582
583
584
585 # By default we want to install to the directory we are compiling our executables
586 # unless specified otherwise, which we currently do not allow
587 if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
588         if(WIN32)
589                 set(CMAKE_INSTALL_PREFIX ${EXECUTABLE_OUTPUT_PATH}/\${BUILD_TYPE} CACHE PATH "default install path" FORCE)
590         elseif(APPLE)
591                 set(CMAKE_INSTALL_PREFIX ${EXECUTABLE_OUTPUT_PATH}/\${BUILD_TYPE} CACHE PATH "default install path" FORCE)
592         else()
593                 if(WITH_INSTALL_PORTABLE)
594                         set(CMAKE_INSTALL_PREFIX ${EXECUTABLE_OUTPUT_PATH} CACHE PATH "default install path" FORCE)
595                 endif()
596         endif()
597 endif()
598
599
600
601 # Apple
602
603 if(APPLE)
604         include(platform_apple_xcode)
605 endif()
606
607
608 #-----------------------------------------------------------------------------
609 # Check for conflicting/unsupported configurations
610
611 if(NOT WITH_BLENDER AND NOT WITH_CYCLES_STANDALONE)
612         message(FATAL_ERROR
613                 "At least one of WITH_BLENDER or WITH_CYCLES_STANDALONE "
614                 "must be enabled, nothing to do!"
615         )
616 endif()
617
618 if(NOT WITH_CXX11)
619         if(WITH_AUDASPACE AND NOT WITH_SYSTEM_AUDASPACE)
620                 message(FATAL_ERROR "WITH_AUDASPACE requires WITH_CXX11")
621         endif()
622 endif()
623
624 if(NOT WITH_AUDASPACE)
625         if(WITH_OPENAL)
626                 message(FATAL_ERROR "WITH_OPENAL requires WITH_AUDASPACE")
627         endif()
628         if(WITH_JACK)
629                 message(FATAL_ERROR "WITH_JACK requires WITH_AUDASPACE")
630         endif()
631 endif()
632
633 if(NOT WITH_SDL AND WITH_GHOST_SDL)
634         message(FATAL_ERROR "WITH_GHOST_SDL requires WITH_SDL")
635 endif()
636
637 # python module, needs some different options
638 if(WITH_PYTHON_MODULE AND WITH_PYTHON_INSTALL)
639         message(FATAL_ERROR "WITH_PYTHON_MODULE requires WITH_PYTHON_INSTALL to be OFF")
640 endif()
641
642
643 # may as well build python module without a UI
644 if(WITH_PYTHON_MODULE)
645         set(WITH_HEADLESS ON)
646 endif()
647
648 if(NOT WITH_PYTHON)
649         set(WITH_CYCLES OFF)
650 endif()
651
652 # enable boost for cycles, audaspace or i18n
653 # otherwise if the user disabled
654 if(NOT WITH_BOOST)
655         # Explicitly disabled. so disable all deps.
656         macro(set_and_warn
657                 _setting _val)
658                 if(${${_setting}})
659                         message(STATUS "'WITH_BOOST' is disabled: forcing 'set(${_setting} ${_val})'")
660                 endif()
661                 set(${_setting} ${_val})
662         endmacro()
663
664         set_and_warn(WITH_CYCLES         OFF)
665         set_and_warn(WITH_INTERNATIONAL  OFF)
666         set_and_warn(WITH_OPENVDB        OFF)
667         set_and_warn(WITH_OPENCOLORIO    OFF)
668 elseif(WITH_CYCLES OR WITH_OPENIMAGEIO OR WITH_INTERNATIONAL OR
669        WITH_OPENVDB OR WITH_OPENCOLORIO)
670         # Keep enabled
671 else()
672         # New dependency graph needs either Boost or C++11 for function bindings.
673         if(NOT WITH_CXX11)
674                 # Enabled but we don't need it
675                 set(WITH_BOOST OFF)
676         endif()
677 endif()
678
679 # auto enable openimageio for cycles
680 if(WITH_CYCLES)
681         set(WITH_OPENIMAGEIO ON)
682
683         # auto enable llvm for cycles_osl
684         if(WITH_CYCLES_OSL)
685                 set(WITH_LLVM ON CACHE BOOL "" FORCE)
686         endif()
687 else()
688         set(WITH_CYCLES_OSL OFF)
689 endif()
690
691 # auto enable openimageio linking dependencies
692 if(WITH_OPENIMAGEIO)
693         set(WITH_IMAGE_OPENEXR ON)
694         set(WITH_IMAGE_TIFF ON)
695 endif()
696
697 # auto enable alembic linking dependencies
698 if(WITH_ALEMBIC)
699         set(WITH_IMAGE_OPENEXR ON)
700 endif()
701
702 # don't store paths to libs for portable distribution
703 if(WITH_INSTALL_PORTABLE)
704         set(CMAKE_SKIP_BUILD_RPATH TRUE)
705 endif()
706
707 if(WITH_GHOST_SDL OR WITH_HEADLESS)
708         set(WITH_X11           OFF)
709         set(WITH_X11_XINPUT    OFF)
710         set(WITH_X11_XF86VMODE OFF)
711         set(WITH_X11_XFIXES    OFF)
712         set(WITH_X11_ALPHA     OFF)
713         set(WITH_GHOST_XDND    OFF)
714         set(WITH_INPUT_IME     OFF)
715 endif()
716
717 if(WITH_CPU_SSE)
718         TEST_SSE_SUPPORT(COMPILER_SSE_FLAG COMPILER_SSE2_FLAG)
719 else()
720         message(STATUS "SSE and SSE2 optimizations are DISABLED!")
721         set(COMPILER_SSE_FLAG)
722         set(COMPILER_SSE2_FLAG)
723 endif()
724
725 if(WITH_BUILDINFO)
726         find_package(Git)
727         if(NOT GIT_FOUND)
728                 message(WARNING "Git was not found, disabling WITH_BUILDINFO")
729                 set(WITH_BUILDINFO OFF)
730         endif()
731 endif()
732
733 TEST_SHARED_PTR_SUPPORT()
734 TEST_UNORDERED_MAP_SUPPORT()
735
736 if(WITH_AUDASPACE)
737         if(NOT WITH_SYSTEM_AUDASPACE)
738                 set(AUDASPACE_C_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/extern/audaspace/bindings/C" "${CMAKE_BINARY_DIR}/extern/audaspace")
739                 set(AUDASPACE_PY_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/extern/audaspace/bindings")
740         endif()
741 endif()
742
743 # Auto-enable CUDA dynload if toolkit is not found.
744 if(NOT WITH_CUDA_DYNLOAD)
745         find_package(CUDA)
746         if (NOT CUDA_FOUND)
747                 message("CUDA toolkit not found, using dynamic runtime loading of libraries instead")
748                 set(WITH_CUDA_DYNLOAD ON)
749         endif()
750 endif()
751
752 #-----------------------------------------------------------------------------
753 # Check for valid directories
754 # ... a partial checkout may cause this.
755 #
756 # note: we need to check for a known subdir in both cases.
757 #       since uninitialized git submodules will give blank dirs
758
759 if(WITH_INTERNATIONAL)
760         if(NOT EXISTS "${CMAKE_SOURCE_DIR}/release/datafiles/locale/languages")
761                 message(WARNING
762                         "Translation path '${CMAKE_SOURCE_DIR}/release/datafiles/locale' is missing, "
763                         "This is a 'git submodule', which are known not to work with bridges to other version "
764                         "control systems, disabling 'WITH_INTERNATIONAL'."
765                 )
766                 set(WITH_INTERNATIONAL OFF)
767         endif()
768 endif()
769
770 if(WITH_PYTHON)
771         # While we have this as an '#error' in 'bpy_capi_utils.h',
772         # upgrading Python tends to cause confusion for users who build.
773         # Give the error message early to make this more obvious.
774         #
775         # Do this before main 'platform_*' checks,
776         # because UNIX will search for the old Python paths which may not exist.
777         # giving errors about missing paths before this case is met.
778         if(DEFINED PYTHON_VERSION AND "${PYTHON_VERSION}" VERSION_LESS "3.6")
779                 message(FATAL_ERROR "At least Python 3.6 is required to build")
780         endif()
781
782         if(NOT EXISTS "${CMAKE_SOURCE_DIR}/release/scripts/addons/modules")
783                 message(WARNING
784                         "Addons path '${CMAKE_SOURCE_DIR}/release/scripts/addons' is missing, "
785                         "This is a 'git submodule', which are known not to work with bridges to other version "
786                         "control systems: * CONTINUING WITHOUT ADDONS *"
787                 )
788         endif()
789 endif()
790
791 #-----------------------------------------------------------------------------
792 # Initialize un-cached vars, avoid unused warning
793
794 # linux only, not cached
795 set(WITH_BINRELOC OFF)
796
797 # MACOSX only, set to avoid uninitialized
798 set(EXETYPE "")
799
800 # C/C++ flags
801 set(PLATFORM_CFLAGS)
802
803 # these are added to later on.
804 set(C_WARNINGS)
805 set(CXX_WARNINGS)
806
807 # for gcc -Wno-blah-blah
808 set(CC_REMOVE_STRICT_FLAGS)
809
810 # libraries to link the binary with passed to target_link_libraries()
811 # known as LLIBS to scons
812 set(PLATFORM_LINKLIBS "")
813
814 # Added to linker flags in setup_liblinks
815 # - CMAKE_EXE_LINKER_FLAGS
816 # - CMAKE_EXE_LINKER_FLAGS_DEBUG
817 set(PLATFORM_LINKFLAGS "")
818 set(PLATFORM_LINKFLAGS_DEBUG "")
819
820 if(WITH_COMPILER_ASAN)
821         set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} ${COMPILER_ASAN_CFLAGS}")
822         set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO} ${COMPILER_ASAN_CFLAGS}")
823
824         set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${COMPILER_ASAN_CXXFLAGS}")
825         set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} ${COMPILER_ASAN_CXXFLAGS}")
826         if(MSVC)
827                 set(COMPILER_ASAN_LINKER_FLAGS "/FUNCTIONPADMIN:6") 
828         endif()
829         set(PLATFORM_LINKLIBS "${PLATFORM_LINKLIBS};${COMPILER_ASAN_LIBRARY}")
830         set(PLATFORM_LINKFLAGS "${COMPILER_ASAN_LIBRARY} ${COMPILER_ASAN_LINKER_FLAGS}")
831         set(PLATFORM_LINKFLAGS_DEBUG "${COMPILER_ASAN_LIBRARY} ${COMPILER_ASAN_LINKER_FLAGS}") 
832 endif()
833
834 #-----------------------------------------------------------------------------
835 #Platform specifics
836
837 if(WITH_X11)
838         find_package(X11 REQUIRED)
839
840         find_path(X11_XF86keysym_INCLUDE_PATH X11/XF86keysym.h ${X11_INC_SEARCH_PATH})
841         mark_as_advanced(X11_XF86keysym_INCLUDE_PATH)
842
843         list(APPEND PLATFORM_LINKLIBS ${X11_X11_LIB})
844
845         if(WITH_X11_XINPUT)
846                 if(X11_Xinput_LIB)
847                         list(APPEND PLATFORM_LINKLIBS ${X11_Xinput_LIB})
848                 else()
849                         set(WITH_X11_XINPUT OFF)
850                 endif()
851         endif()
852
853         if(WITH_X11_XF86VMODE)
854                 # XXX, why dont cmake make this available?
855                 find_library(X11_Xxf86vmode_LIB Xxf86vm   ${X11_LIB_SEARCH_PATH})
856                 mark_as_advanced(X11_Xxf86vmode_LIB)
857                 if(X11_Xxf86vmode_LIB)
858                         list(APPEND PLATFORM_LINKLIBS ${X11_Xxf86vmode_LIB})
859                 else()
860                         set(WITH_X11_XF86VMODE OFF)
861                 endif()
862         endif()
863
864         if(WITH_X11_XFIXES)
865                 if(X11_Xfixes_LIB)
866                         list(APPEND PLATFORM_LINKLIBS ${X11_Xfixes_LIB})
867                 else()
868                         set(WITH_X11_XFIXES OFF)
869                 endif()
870         endif()
871
872         if(WITH_X11_ALPHA)
873                 find_library(X11_Xrender_LIB Xrender  ${X11_LIB_SEARCH_PATH})
874                 mark_as_advanced(X11_Xrender_LIB)
875                 if(X11_Xrender_LIB)
876                         list(APPEND PLATFORM_LINKLIBS ${X11_Xrender_LIB})
877                 else()
878                         set(WITH_X11_ALPHA OFF)
879                 endif()
880         endif()
881
882 endif()
883
884
885 # ----------------------------------------------------------------------------
886 # Main Platform Checks
887 #
888 # - UNIX
889 # - WIN32
890 # - APPLE
891
892 if(UNIX AND NOT APPLE)
893         include(platform_unix)
894 elseif(WIN32)
895         include(platform_win32)
896 elseif(APPLE)
897         include(platform_apple)
898 endif()
899
900 #-----------------------------------------------------------------------------
901 # Common.
902
903 if(NOT WITH_FFTW3 AND WITH_MOD_OCEANSIM)
904         message(FATAL_ERROR "WITH_MOD_OCEANSIM requires WITH_FFTW3 to be ON")
905 endif()
906
907 if(WITH_CYCLES)
908         if(NOT WITH_OPENIMAGEIO)
909                 message(FATAL_ERROR
910                         "Cycles requires WITH_OPENIMAGEIO, the library may not have been found. "
911                         "Configure OIIO or disable WITH_CYCLES"
912                 )
913         endif()
914         if(NOT WITH_BOOST)
915                 message(FATAL_ERROR
916                         "Cycles requires WITH_BOOST, the library may not have been found. "
917                         "Configure BOOST or disable WITH_CYCLES"
918                 )
919         endif()
920
921         if(WITH_CYCLES_OSL)
922                 if(NOT WITH_LLVM)
923                         message(FATAL_ERROR
924                                 "Cycles OSL requires WITH_LLVM, the library may not have been found. "
925                                 "Configure LLVM or disable WITH_CYCLES_OSL"
926                         )
927                 endif()
928         endif()
929 endif()
930
931 if(WITH_INTERNATIONAL)
932         if(NOT WITH_BOOST)
933                 message(FATAL_ERROR
934                         "Internationalization requires WITH_BOOST, the library may not have been found. "
935                         "Configure BOOST or disable WITH_INTERNATIONAL"
936                 )
937         endif()
938 endif()
939
940 # See TEST_SSE_SUPPORT() for how this is defined.
941
942 # Do it globally, SSE2 is required for quite some time now.
943 # Doing it now allows to use SSE/SSE2 in inline headers.
944 if(SUPPORT_SSE_BUILD)
945         set(PLATFORM_CFLAGS " ${COMPILER_SSE_FLAG} ${PLATFORM_CFLAGS}")
946         add_definitions(-D__SSE__ -D__MMX__)
947 endif()
948 if(SUPPORT_SSE2_BUILD)
949         set(PLATFORM_CFLAGS " ${PLATFORM_CFLAGS} ${COMPILER_SSE2_FLAG}")
950         add_definitions(-D__SSE2__)
951         if(NOT SUPPORT_SSE_BUILD) # dont double up
952                 add_definitions(-D__MMX__)
953         endif()
954 endif()
955
956
957 # set the endian define
958 if(MSVC)
959         # for some reason this fails on msvc
960         add_definitions(-D__LITTLE_ENDIAN__)
961
962 # OSX-Note: as we do cross-compiling with specific set architecture,
963 # endianess-detection and auto-setting is counterproductive
964 # so we just set endianess according CMAKE_OSX_ARCHITECTURES
965
966 elseif(CMAKE_OSX_ARCHITECTURES MATCHES i386 OR CMAKE_OSX_ARCHITECTURES MATCHES x86_64)
967         add_definitions(-D__LITTLE_ENDIAN__)
968 elseif(CMAKE_OSX_ARCHITECTURES MATCHES ppc OR CMAKE_OSX_ARCHITECTURES MATCHES ppc64)
969         add_definitions(-D__BIG_ENDIAN__)
970
971 else()
972         include(TestBigEndian)
973         test_big_endian(_SYSTEM_BIG_ENDIAN)
974         if(_SYSTEM_BIG_ENDIAN)
975                 add_definitions(-D__BIG_ENDIAN__)
976         else()
977                 add_definitions(-D__LITTLE_ENDIAN__)
978         endif()
979         unset(_SYSTEM_BIG_ENDIAN)
980 endif()
981 if(WITH_IMAGE_OPENJPEG)
982         if(WITH_SYSTEM_OPENJPEG)
983                 # dealt with above
984                 set(OPENJPEG_DEFINES "")
985         else()
986                 set(OPENJPEG_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/extern/libopenjpeg")
987                 set(OPENJPEG_DEFINES "-DOPJ_STATIC")
988         endif()
989         # Special handling of Windows platform where openjpeg is always static.
990         if(WIN32)
991                 set(OPENJPEG_DEFINES "-DOPJ_STATIC")
992         endif()
993 endif()
994
995 if(NOT WITH_SYSTEM_EIGEN3)
996         set(EIGEN3_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/Eigen3)
997 endif()
998
999 #-----------------------------------------------------------------------------
1000 # Configure OpenGL.
1001
1002 find_package(OpenGL)
1003 blender_include_dirs_sys("${OPENGL_INCLUDE_DIR}")
1004
1005 if(WITH_SYSTEM_GLES)
1006         find_package_wrapper(OpenGLES)
1007 endif()
1008
1009 if(WITH_GL_PROFILE_ES20)
1010         if(WITH_SYSTEM_GLES)
1011                 if(NOT OPENGLES_LIBRARY)
1012                         message(FATAL_ERROR
1013                                 "Unable to find OpenGL ES libraries. "
1014                                 "Install them or disable WITH_SYSTEM_GLES."
1015                         )
1016                 endif()
1017
1018                 list(APPEND BLENDER_GL_LIBRARIES OPENGLES_LIBRARY)
1019
1020         else()
1021                 set(OPENGLES_LIBRARY "" CACHE FILEPATH "OpenGL ES 2.0 library file")
1022                 mark_as_advanced(OPENGLES_LIBRARY)
1023
1024                 list(APPEND BLENDER_GL_LIBRARIES "${OPENGLES_LIBRARY}")
1025
1026                 if(NOT OPENGLES_LIBRARY)
1027                         message(FATAL_ERROR
1028                                 "To compile WITH_GL_EGL you need to set OPENGLES_LIBRARY "
1029                                 "to the file path of an OpenGL ES 2.0 library."
1030                         )
1031                 endif()
1032
1033         endif()
1034
1035         if(WIN32)
1036                 # Setup paths to files needed to install and redistribute Windows Blender with OpenGL ES
1037
1038                 set(OPENGLES_DLL "" CACHE FILEPATH "OpenGL ES 2.0 redistributable DLL file")
1039                 mark_as_advanced(OPENGLES_DLL)
1040
1041                 if(NOT OPENGLES_DLL)
1042                         message(FATAL_ERROR
1043                                 "To compile WITH_GL_PROFILE_ES20 you need to set OPENGLES_DLL to the file "
1044                                 "path of an OpenGL ES 2.0 runtime dynamic link library (DLL)."
1045                         )
1046                 endif()
1047
1048                 if(WITH_GL_ANGLE)
1049                         list(APPEND GL_DEFINITIONS -DWITH_ANGLE)
1050
1051                         set(D3DCOMPILER_DLL "" CACHE FILEPATH "Direct3D Compiler redistributable DLL file (needed by ANGLE)")
1052
1053                         get_filename_component(D3DCOMPILER_FILENAME "${D3DCOMPILER_DLL}" NAME)
1054                         list(APPEND GL_DEFINITIONS "-DD3DCOMPILER=\"\\\"${D3DCOMPILER_FILENAME}\\\"\"")
1055
1056                         mark_as_advanced(D3DCOMPILER_DLL)
1057
1058                         if(D3DCOMPILER_DLL STREQUAL "")
1059                                 message(FATAL_ERROR
1060                                         "To compile WITH_GL_ANGLE you need to set D3DCOMPILER_DLL to the file "
1061                                         "path of a copy of the DirectX redistributable DLL file: D3DCompiler_46.dll"
1062                                 )
1063                         endif()
1064
1065                 endif()
1066
1067         endif()
1068
1069 else()
1070         list(APPEND BLENDER_GL_LIBRARIES "${OPENGL_gl_LIBRARY}")
1071
1072 endif()
1073
1074 if(WITH_GL_EGL)
1075         list(APPEND GL_DEFINITIONS -DWITH_GL_EGL)
1076
1077         if(WITH_SYSTEM_GLES)
1078                 if(NOT OPENGLES_EGL_LIBRARY)
1079                         message(FATAL_ERROR
1080                                 "Unable to find OpenGL ES libraries. "
1081                                 "Install them or disable WITH_SYSTEM_GLES."
1082                         )
1083                 endif()
1084
1085                 list(APPEND BLENDER_GL_LIBRARIES OPENGLES_EGL_LIBRARY)
1086
1087         else()
1088                 set(OPENGLES_EGL_LIBRARY "" CACHE FILEPATH "EGL library file")
1089                 mark_as_advanced(OPENGLES_EGL_LIBRARY)
1090
1091                 list(APPEND BLENDER_GL_LIBRARIES "${OPENGLES_LIBRARY}" "${OPENGLES_EGL_LIBRARY}")
1092
1093                 if(NOT OPENGLES_EGL_LIBRARY)
1094                         message(FATAL_ERROR
1095                                 "To compile WITH_GL_EGL you need to set OPENGLES_EGL_LIBRARY "
1096                                 "to the file path of an EGL library."
1097                         )
1098                 endif()
1099
1100         endif()
1101
1102         if(WIN32)
1103                 # Setup paths to files needed to install and redistribute Windows Blender with OpenGL ES
1104
1105                 set(OPENGLES_EGL_DLL "" CACHE FILEPATH "EGL redistributable DLL file")
1106                 mark_as_advanced(OPENGLES_EGL_DLL)
1107
1108                 if(NOT OPENGLES_EGL_DLL)
1109                         message(FATAL_ERROR
1110                                 "To compile WITH_GL_EGL you need to set OPENGLES_EGL_DLL "
1111                                 "to the file path of an EGL runtime dynamic link library (DLL)."
1112                         )
1113                 endif()
1114
1115         endif()
1116
1117 endif()
1118
1119 if(WITH_GL_PROFILE_ES20)
1120         list(APPEND GL_DEFINITIONS -DWITH_GL_PROFILE_ES20)
1121 else()
1122         list(APPEND GL_DEFINITIONS -DWITH_GL_PROFILE_CORE)
1123 endif()
1124
1125 if(WITH_GL_EGL)
1126         list(APPEND GL_DEFINITIONS -DWITH_EGL)
1127 endif()
1128
1129 #-----------------------------------------------------------------------------
1130 # Configure OpenMP.
1131 if(WITH_OPENMP)
1132         find_package(OpenMP)
1133         if(OPENMP_FOUND)
1134                 if(NOT WITH_OPENMP_STATIC)
1135                         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
1136                         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
1137                 else()
1138                         # Typically avoid adding flags as defines but we can't
1139                         # pass OpenMP flags to the linker for static builds, meaning
1140                         # we can't add any OpenMP related flags to CFLAGS variables
1141                         # since they're passed to the linker as well.
1142                         add_definitions("${OpenMP_C_FLAGS}")
1143
1144                         find_library_static(OpenMP_LIBRARIES gomp ${CMAKE_CXX_IMPLICIT_LINK_DIRECTORIES})
1145                 endif()
1146         else()
1147                 set(WITH_OPENMP OFF)
1148         endif()
1149
1150         mark_as_advanced(
1151                 OpenMP_C_FLAGS
1152                 OpenMP_CXX_FLAGS
1153         )
1154 endif()
1155
1156 #-----------------------------------------------------------------------------
1157 # Configure GLEW
1158
1159 if(WITH_SYSTEM_GLEW)
1160         find_package(GLEW)
1161
1162         # Note: There is an assumption here that the system GLEW is not a static library.
1163
1164         if(NOT GLEW_FOUND)
1165                 message(FATAL_ERROR "GLEW is required to build Blender. Install it or disable WITH_SYSTEM_GLEW.")
1166         endif()
1167
1168         set(BLENDER_GLEW_LIBRARIES ${GLEW_LIBRARY})
1169 else()
1170         if(WITH_GLEW_ES)
1171                 set(GLEW_INCLUDE_PATH "${CMAKE_SOURCE_DIR}/extern/glew-es/include")
1172
1173                 list(APPEND GL_DEFINITIONS -DGLEW_STATIC -DWITH_GLEW_ES)
1174
1175                 # These definitions remove APIs from glew.h, making GLEW smaller, and catching unguarded API usage
1176                 if(WITH_GL_PROFILE_ES20)
1177                         list(APPEND GL_DEFINITIONS -DGLEW_ES_ONLY)
1178                 else()
1179                         # No ES functions are needed
1180                         list(APPEND GL_DEFINITIONS -DGLEW_NO_ES)
1181                 endif()
1182
1183                 if(WITH_GL_PROFILE_ES20)
1184                         if(WITH_GL_EGL)
1185                                 list(APPEND GL_DEFINITIONS -DGLEW_USE_LIB_ES20)
1186                         endif()
1187
1188                         # ToDo: This is an experiment to eliminate ES 1 symbols,
1189                         # GLEW doesn't really properly provide this level of control
1190                         # (for example, without modification it eliminates too many symbols)
1191                         # so there are lots of modifications to GLEW to make this work,
1192                         # and no attempt to make it work beyond Blender at this point.
1193                         list(APPEND GL_DEFINITIONS -DGL_ES_VERSION_1_0=0 -DGL_ES_VERSION_CL_1_1=0 -DGL_ES_VERSION_CM_1_1=0)
1194                 endif()
1195
1196                 if(WITH_GL_EGL)
1197                         list(APPEND GL_DEFINITIONS -DGLEW_INC_EGL)
1198                 endif()
1199
1200                 set(BLENDER_GLEW_LIBRARIES extern_glew_es bf_intern_glew_mx)
1201
1202         else()
1203                 set(GLEW_INCLUDE_PATH "${CMAKE_SOURCE_DIR}/extern/glew/include")
1204
1205                 list(APPEND GL_DEFINITIONS -DGLEW_STATIC)
1206
1207                 # This won't affect the non-experimental glew library, 
1208                 # but is used for conditional compilation elsewhere.
1209                 list(APPEND GL_DEFINITIONS -DGLEW_NO_ES)
1210
1211                 set(BLENDER_GLEW_LIBRARIES extern_glew)
1212
1213         endif()
1214
1215 endif()
1216
1217 list(APPEND GL_DEFINITIONS -DGLEW_NO_GLU)
1218
1219 #-----------------------------------------------------------------------------
1220 # Configure Bullet
1221
1222 if(WITH_BULLET AND WITH_SYSTEM_BULLET)
1223         find_package(Bullet)
1224         if(NOT BULLET_FOUND)
1225                 set(WITH_BULLET OFF)
1226         endif()
1227 else()
1228         set(BULLET_INCLUDE_DIRS "${CMAKE_SOURCE_DIR}/extern/bullet2/src")
1229         # set(BULLET_LIBRARIES "")
1230 endif()
1231
1232 #-----------------------------------------------------------------------------
1233 # Configure Python.
1234
1235 if(WITH_PYTHON_MODULE)
1236         add_definitions(-DPy_ENABLE_SHARED)
1237 endif()
1238
1239 #-----------------------------------------------------------------------------
1240 # Configure GLog/GFlags
1241
1242 if(WITH_LIBMV OR WITH_GTESTS OR (WITH_CYCLES AND WITH_CYCLES_LOGGING))
1243         if(WITH_SYSTEM_GFLAGS)
1244                 find_package(Gflags)
1245                 if(NOT GFLAGS_FOUND)
1246                         message(FATAL_ERROR "System wide Gflags is requested but was not found")
1247                 endif()
1248                 # FindGflags does not define this, and we are not even sure what to use here.
1249                 set(GFLAGS_DEFINES)
1250         else()
1251                 set(GFLAGS_DEFINES
1252                         -DGFLAGS_DLL_DEFINE_FLAG=
1253                         -DGFLAGS_DLL_DECLARE_FLAG=
1254                         -DGFLAGS_DLL_DECL=
1255                 )
1256                 set(GFLAGS_NAMESPACE "gflags")
1257                 set(GFLAGS_LIBRARIES extern_gflags)
1258                 set(GFLAGS_INCLUDE_DIRS "${PROJECT_SOURCE_DIR}/extern/gflags/src")
1259         endif()
1260
1261         if(WITH_SYSTEM_GLOG)
1262                 find_package(Glog)
1263                 if(NOT GLOG_FOUND)
1264                         message(FATAL_ERROR "System wide Glog is requested but was not found")
1265                 endif()
1266                 # FindGlog does not define this, and we are not even sure what to use here.
1267                 set(GLOG_DEFINES)
1268         else()
1269                 set(GLOG_DEFINES
1270                         -DGOOGLE_GLOG_DLL_DECL=
1271                 )
1272                 set(GLOG_LIBRARIES extern_glog)
1273                 if(WIN32)
1274                         set(GLOG_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/glog/src/windows)
1275                 else()
1276                         set(GLOG_INCLUDE_DIRS ${CMAKE_SOURCE_DIR}/extern/glog/include)
1277                 endif()
1278         endif()
1279 endif()
1280
1281 #-----------------------------------------------------------------------------
1282 # Configure Ceres
1283
1284 if(WITH_LIBMV)
1285         set(CERES_DEFINES)
1286
1287         if(WITH_CXX11)
1288                 # nothing to be done
1289         elseif(SHARED_PTR_FOUND)
1290                 if(SHARED_PTR_TR1_MEMORY_HEADER)
1291                         list(APPEND CERES_DEFINES -DCERES_TR1_MEMORY_HEADER)
1292                 endif()
1293                 if(SHARED_PTR_TR1_NAMESPACE)
1294                         list(APPEND CERES_DEFINES -DCERES_TR1_SHARED_PTR)
1295                 endif()
1296         else()
1297                 message(FATAL_ERROR "Ceres: Unable to find shared_ptr.")
1298         endif()
1299
1300         if(WITH_CXX11)
1301                 list(APPEND CERES_DEFINES -DCERES_STD_UNORDERED_MAP)
1302         elseif(HAVE_STD_UNORDERED_MAP_HEADER)
1303                 if(HAVE_UNORDERED_MAP_IN_STD_NAMESPACE)
1304                         list(APPEND CERES_DEFINES -DCERES_STD_UNORDERED_MAP)
1305                 else()
1306                         if(HAVE_UNORDERED_MAP_IN_TR1_NAMESPACE)
1307                                 list(APPEND CERES_DEFINES -DCERES_STD_UNORDERED_MAP_IN_TR1_NAMESPACE)
1308                         else()
1309                                 list(APPEND CERES_DEFINES -DCERES_NO_UNORDERED_MAP)
1310                                 message(STATUS "Ceres: Replacing unordered_map/set with map/set (warning: slower!)")
1311                         endif()
1312                 endif()
1313         else()
1314                 if(HAVE_UNORDERED_MAP_IN_TR1_NAMESPACE)
1315                         list(APPEND CERES_DEFINES -DCERES_TR1_UNORDERED_MAP)
1316                 else()
1317                         list(APPEND CERES_DEFINES -DCERES_NO_UNORDERED_MAP)
1318                         message(STATUS "Ceres: Replacing unordered_map/set with map/set (warning: slower!)")
1319                 endif()
1320         endif()
1321 endif()
1322
1323 #-----------------------------------------------------------------------------
1324 # Extra compile flags
1325
1326 if(CMAKE_COMPILER_IS_GNUCC)
1327
1328         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ALL -Wall)
1329         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_CAST_ALIGN -Wcast-align)
1330         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_IMPLICIT_FUNCTION_DECLARATION -Werror=implicit-function-declaration)
1331         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_RETURN_TYPE  -Werror=return-type)
1332         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_VLA -Werror=vla)
1333         # system headers sometimes do this, disable for now, was: -Werror=strict-prototypes
1334         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_STRICT_PROTOTYPES  -Wstrict-prototypes)
1335         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_PROTOTYPES -Wmissing-prototypes)
1336         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_CHAR_SUBSCRIPTS -Wno-char-subscripts)
1337         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1338         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_POINTER_ARITH -Wpointer-arith)
1339         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNUSED_PARAMETER -Wunused-parameter)
1340         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_WRITE_STRINGS -Wwrite-strings)
1341         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_LOGICAL_OP -Wlogical-op)
1342         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNDEF -Wundef)
1343         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_INIT_SELF -Winit-self)  # needs -Wuninitialized
1344         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_NULL -Wnonnull)  # C only
1345         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_INCLUDE_DIRS -Wmissing-include-dirs)
1346         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_DIV_BY_ZERO -Wno-div-by-zero)
1347         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_TYPE_LIMITS -Wtype-limits)
1348         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_FORMAT_SIGN -Wformat-signedness)
1349         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_RESTRICT -Wrestrict)
1350
1351         # gcc 4.2 gives annoying warnings on every file with this
1352         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.3")
1353                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNINITIALIZED -Wuninitialized)
1354         endif()
1355
1356         # versions before gcc4.6 give many BLI_math warnings
1357         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.6")
1358                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_REDUNDANT_DECLS       -Wredundant-decls)
1359                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_REDUNDANT_DECLS -Wredundant-decls)
1360         endif()
1361
1362         # versions before gcc4.8 include global name-space.
1363         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.8")
1364                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_SHADOW -Wshadow)
1365         endif()
1366
1367         # disable because it gives warnings for printf() & friends.
1368         # ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_DOUBLE_PROMOTION -Wdouble-promotion -Wno-error=double-promotion)
1369
1370         if(NOT APPLE)
1371                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_ERROR_UNUSED_BUT_SET_VARIABLE -Wno-error=unused-but-set-variable)
1372         endif()
1373
1374         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ALL -Wall)
1375         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_INVALID_OFFSETOF -Wno-invalid-offsetof)
1376         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_SIGN_COMPARE -Wno-sign-compare)
1377         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_LOGICAL_OP -Wlogical-op)
1378         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_INIT_SELF -Winit-self)  # needs -Wuninitialized
1379         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_MISSING_INCLUDE_DIRS -Wmissing-include-dirs)
1380         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_DIV_BY_ZERO -Wno-div-by-zero)
1381         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_TYPE_LIMITS -Wtype-limits)
1382         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ERROR_RETURN_TYPE  -Werror=return-type)
1383         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ERROR_IMPLICIT_FUNCTION_DECLARATION -Werror=implicit-function-declaration)
1384         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_CHAR_SUBSCRIPTS -Wno-char-subscripts)
1385         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1386         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_POINTER_ARITH -Wpointer-arith)
1387         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNUSED_PARAMETER -Wunused-parameter)
1388         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_WRITE_STRINGS -Wwrite-strings)
1389         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNDEF -Wundef)
1390         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_FORMAT_SIGN -Wformat-signedness)
1391         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_RESTRICT -Wrestrict)
1392
1393         # gcc 4.2 gives annoying warnings on every file with this
1394         if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.3")
1395                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNINITIALIZED -Wuninitialized)
1396         endif()
1397
1398         # causes too many warnings
1399         if(NOT APPLE)
1400                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNDEF -Wundef)
1401                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_MISSING_DECLARATIONS -Wmissing-declarations)
1402         endif()
1403
1404         # Use 'ATTR_FALLTHROUGH' macro to suppress.
1405         if(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "7.0"))
1406                 ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_IMPLICIT_FALLTHROUGH -Wimplicit-fallthrough=5)
1407                 ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_IMPLICIT_FALLTHROUGH -Wimplicit-fallthrough=5)
1408         endif()
1409
1410         # flags to undo strict flags
1411         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_DEPRECATED_DECLARATIONS -Wno-deprecated-declarations)
1412         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_PARAMETER        -Wno-unused-parameter)
1413         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_FUNCTION         -Wno-unused-function)
1414
1415         if(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "7.0"))
1416                 ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_IMPLICIT_FALLTHROUGH    -Wno-implicit-fallthrough)
1417         endif()
1418
1419         if(NOT APPLE)
1420                 ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_ERROR_UNUSED_BUT_SET_VARIABLE -Wno-error=unused-but-set-variable)
1421         endif()
1422
1423 elseif(CMAKE_C_COMPILER_ID MATCHES "Clang")
1424
1425         # strange, clang complains these are not supported, but then uses them.
1426         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ALL -Wall)
1427         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_IMPLICIT_FUNCTION_DECLARATION -Werror=implicit-function-declaration)
1428         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ERROR_RETURN_TYPE  -Werror=return-type)
1429         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_AUTOLOGICAL_COMPARE -Wno-tautological-compare)
1430         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1431         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_CHAR_SUBSCRIPTS -Wno-char-subscripts)
1432         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_STRICT_PROTOTYPES  -Wstrict-prototypes)
1433         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_PROTOTYPES -Wmissing-prototypes)
1434         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNUSED_PARAMETER -Wunused-parameter)
1435
1436         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ALL -Wall)
1437         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_AUTOLOGICAL_COMPARE -Wno-tautological-compare)
1438         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_UNKNOWN_PRAGMAS     -Wno-unknown-pragmas)
1439         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_CHAR_SUBSCRIPTS     -Wno-char-subscripts)
1440         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.
1441         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_SIGN_COMPARE        -Wno-sign-compare)
1442         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_INVALID_OFFSETOF    -Wno-invalid-offsetof)
1443
1444         # gives too many unfixable warnings
1445         # ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNUSED_MACROS      -Wunused-macros)
1446         # ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNUSED_MACROS          -Wunused-macros)
1447
1448         # flags to undo strict flags
1449         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_PARAMETER -Wno-unused-parameter)
1450         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_MACROS    -Wno-unused-macros)
1451
1452         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_MISSING_VARIABLE_DECLARATIONS -Wno-missing-variable-declarations)
1453         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_INCOMPAT_PTR_DISCARD_QUAL -Wno-incompatible-pointer-types-discards-qualifiers)
1454         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_FUNCTION -Wno-unused-function)
1455         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_INT_TO_VOID_POINTER_CAST -Wno-int-to-void-pointer-cast)
1456         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_MISSING_PROTOTYPES -Wno-missing-prototypes)
1457         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_DUPLICATE_ENUM -Wno-duplicate-enum)
1458         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_UNDEF -Wno-undef)
1459         ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_MISSING_NORETURN -Wno-missing-noreturn)
1460
1461         ADD_CHECK_CXX_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS CXX_WARN_NO_UNUSED_PRIVATE_FIELD -Wno-unused-private-field)
1462         ADD_CHECK_CXX_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS CXX_WARN_NO_CXX11_NARROWING -Wno-c++11-narrowing)
1463         ADD_CHECK_CXX_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS CXX_WARN_NO_NON_VIRTUAL_DTOR -Wno-non-virtual-dtor)
1464         ADD_CHECK_CXX_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS CXX_WARN_NO_UNUSED_MACROS -Wno-unused-macros)
1465         ADD_CHECK_CXX_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS CXX_WARN_NO_REORDER -Wno-reorder)
1466
1467 elseif(CMAKE_C_COMPILER_ID MATCHES "Intel")
1468
1469         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ALL -Wall)
1470         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_POINTER_ARITH -Wpointer-arith)
1471         ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_UNKNOWN_PRAGMAS -Wno-unknown-pragmas)
1472
1473         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_ALL -Wall)
1474         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_INVALID_OFFSETOF -Wno-invalid-offsetof)
1475         ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_SIGN_COMPARE -Wno-sign-compare)
1476
1477         # disable numbered, false positives
1478         set(C_WARNINGS "${C_WARNINGS} -wd188,186,144,913,556,858,597,177,1292,167,279,592,94,2722,3199")
1479         set(CXX_WARNINGS "${CXX_WARNINGS} -wd188,186,144,913,556,858,597,177,1292,167,279,592,94,2722,3199")
1480 elseif(CMAKE_C_COMPILER_ID MATCHES "MSVC")
1481         # most msvc warnings are C & C++
1482         set(_WARNINGS
1483                 # warning level:
1484                 "/W3"
1485                 "/w34062"  # switch statement contains 'default' but no 'case' labels
1486                 # disable:
1487                 "/wd4018"  # signed/unsigned mismatch
1488                 "/wd4146"  # unary minus operator applied to unsigned type, result still unsigned
1489                 "/wd4065"  # switch statement contains 'default' but no 'case' labels
1490                 "/wd4127"  # conditional expression is constant
1491                 "/wd4181"  # qualifier applied to reference type; ignored
1492                 "/wd4200"  # zero-sized array in struct/union
1493                 "/wd4244"  # conversion from 'type1' to 'type2', possible loss of data
1494                 "/wd4267"  # conversion from 'size_t' to 'type', possible loss of data
1495                 "/wd4305"  # truncation from 'type1' to 'type2'
1496                 "/wd4800"  # forcing value to bool 'true' or 'false'
1497                 "/wd4828"  # The file contains a character that is illegal 
1498                 # errors:
1499                 "/we4013"  # 'function' undefined; assuming extern returning int
1500                 "/we4133"  # incompatible pointer types
1501                 "/we4431"  # missing type specifier - int assumed
1502         )
1503
1504         string(REPLACE ";" " " _WARNINGS "${_WARNINGS}")
1505         set(C_WARNINGS "${_WARNINGS}")
1506         set(CXX_WARNINGS "${_WARNINGS}")
1507         unset(_WARNINGS)
1508 endif()
1509
1510 # ensure python header is found since detection can fail, this could happen
1511 # with _any_ library but since we used a fixed python version this tends to
1512 # be most problematic.
1513 if(WITH_PYTHON)
1514         if(NOT EXISTS "${PYTHON_INCLUDE_DIR}/Python.h")
1515                 message(FATAL_ERROR
1516                         "Missing: \"${PYTHON_INCLUDE_DIR}/Python.h\",\n"
1517                         "Set the cache entry 'PYTHON_INCLUDE_DIR' to point "
1518                         "to a valid python include path. Containing "
1519                         "Python.h for python version \"${PYTHON_VERSION}\""
1520                 )
1521         endif()
1522
1523         if(WIN32)
1524                 # pass, we have this in an archive to extract
1525         elseif((WITH_PYTHON_INSTALL AND WITH_PYTHON_INSTALL_NUMPY) OR (WITH_AUDASPACE AND NOT WITH_SYSTEM_AUDASPACE))
1526                 if(("${PYTHON_NUMPY_PATH}" STREQUAL "") OR (${PYTHON_NUMPY_PATH} MATCHES NOTFOUND))
1527                         find_python_package(numpy)
1528                         unset(PYTHON_NUMPY_INCLUDE_DIRS CACHE)
1529                         set(PYTHON_NUMPY_INCLUDE_DIRS ${PYTHON_NUMPY_PATH}/numpy/core/include CACHE PATH "Path to the include directory of the numpy module")
1530                         mark_as_advanced(PYTHON_NUMPY_INCLUDE_DIRS)
1531                 endif()
1532         endif()
1533
1534         if(WIN32 OR APPLE)
1535                 # pass, we have this in lib/python/site-packages
1536         elseif(WITH_PYTHON_INSTALL_REQUESTS)
1537                 find_python_package(requests)
1538         endif()
1539 endif()
1540
1541 if(WITH_CXX11)
1542         if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_C_COMPILER_ID MATCHES "Clang")
1543                 # TODO(sergey): Do we want c++11 or gnu-c++11 here?
1544                 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
1545         elseif(MSVC)
1546                 # Nothing special is needed, C++11 features are available by default.
1547         else()
1548                 message(FATAL_ERROR "Compiler ${CMAKE_C_COMPILER_ID} is not supported for C++11 build yet")
1549         endif()
1550 else()
1551         # GCC-6 switched to C++11 by default, which would break linking with existing libraries
1552         # by default. So we explicitly disable C++11 for a new GCC so no linking issues happens.
1553         if(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "6.0"))
1554                 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++98")
1555                 # We also disable any of C++11 ABI from usage, so we wouldn't even try to
1556                 # link to stuff from std::__cxx11 namespace.
1557                 add_definitions("-D_GLIBCXX_USE_CXX11_ABI=0")
1558         endif()
1559 endif()
1560
1561 # Visual Studio has all standards it supports available by default
1562 # Clang on windows copies this behavior and does not support these switches
1563 if(
1564         CMAKE_COMPILER_IS_GNUCC OR
1565         (CMAKE_C_COMPILER_ID MATCHES "Clang" AND (NOT MSVC)) OR
1566         (CMAKE_C_COMPILER_ID MATCHES "Intel")
1567 )
1568         # Use C99 + GNU extensions, works with GCC, Clang, ICC
1569         if(WITH_C11)
1570                 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu11")
1571         else()
1572                 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99")
1573         endif()
1574 endif()
1575
1576 # Include warnings first, so its possible to disable them with user defined flags
1577 # eg: -Wno-uninitialized
1578 set(CMAKE_C_FLAGS "${C_WARNINGS} ${CMAKE_C_FLAGS} ${PLATFORM_CFLAGS}")
1579 set(CMAKE_CXX_FLAGS "${CXX_WARNINGS} ${CMAKE_CXX_FLAGS} ${PLATFORM_CFLAGS}")
1580
1581 # defined above, platform specific but shared names
1582 mark_as_advanced(
1583         CYCLES_OSL
1584         OSL_LIB_EXEC
1585         OSL_COMPILER
1586         OSL_LIB_COMP
1587         OSL_LIB_QUERY
1588         OSL_INCLUDE_DIR
1589 )
1590
1591 mark_as_advanced(
1592         LLVM_CONFIG
1593         LLVM_ROOT_DIR
1594         LLVM_LIBRARY
1595         LLVM_VERSION
1596 )
1597
1598 #-------------------------------------------------------------------------------
1599 # Global Defines
1600
1601 # better not set includes here but this debugging option is off by default.
1602 if(WITH_CXX_GUARDEDALLOC)
1603         include_directories(${CMAKE_SOURCE_DIR}/intern/guardedalloc)
1604         add_definitions(-DWITH_CXX_GUARDEDALLOC)
1605 endif()
1606
1607 if(WITH_ASSERT_ABORT)
1608         add_definitions(-DWITH_ASSERT_ABORT)
1609 endif()
1610
1611 # message(STATUS "Using CFLAGS: ${CMAKE_C_FLAGS}")
1612 # message(STATUS "Using CXXFLAGS: ${CMAKE_CXX_FLAGS}")
1613
1614 #-----------------------------------------------------------------------------
1615 # Libraries
1616
1617 if(WITH_GTESTS)
1618         include(GTestTesting)
1619 endif()
1620
1621 if(WITH_BLENDER)
1622         add_subdirectory(intern)
1623         add_subdirectory(extern)
1624
1625         # source after intern and extern to gather all
1626         # internal and external library information first, for test linking
1627         add_subdirectory(source)
1628 elseif(WITH_CYCLES_STANDALONE)
1629         add_subdirectory(intern/cycles)
1630         add_subdirectory(extern/clew)
1631         if(WITH_CUDA_DYNLOAD)
1632                 add_subdirectory(extern/cuew)
1633         endif()
1634         if(NOT WITH_SYSTEM_GLEW)
1635                 add_subdirectory(extern/glew)
1636         endif()
1637 endif()
1638
1639 #-----------------------------------------------------------------------------
1640 # Blender Application
1641 if(WITH_BLENDER)
1642         add_subdirectory(source/creator)
1643 endif()
1644
1645
1646 #-----------------------------------------------------------------------------
1647 # Testing
1648 add_subdirectory(tests)
1649
1650
1651 #-----------------------------------------------------------------------------
1652 # CPack for generating packages
1653 include(build_files/cmake/packaging.cmake)
1654
1655 #-----------------------------------------------------------------------------
1656 # Use dynamic loading for OpenMP
1657 if(WITH_BLENDER)
1658         openmp_delayload(blender)
1659 endif()
1660
1661 #-----------------------------------------------------------------------------
1662 # Print Final Configuration
1663
1664 if(FIRST_RUN)
1665
1666         set(_config_msg "\nBlender Configuration\n=====================")
1667
1668         function(info_cfg_option
1669                 _setting
1670                 )
1671
1672                 set(_msg "  - ${_setting}")
1673                 string(LENGTH "${_msg}" _len)
1674                 while("32" GREATER "${_len}")
1675                         set(_msg "${_msg} ")
1676                         math(EXPR _len "${_len} + 1")
1677                 endwhile()
1678
1679                 set(_config_msg "${_config_msg}\n${_msg}${${_setting}}" PARENT_SCOPE)
1680         endfunction()
1681
1682         function(info_cfg_text
1683                 _text
1684                 )
1685
1686                 set(_config_msg "${_config_msg}\n\n  ${_text}" PARENT_SCOPE)
1687         endfunction()
1688
1689         message(STATUS "C Compiler:   \"${CMAKE_C_COMPILER_ID}\"")
1690         message(STATUS "C++ Compiler: \"${CMAKE_CXX_COMPILER_ID}\"")
1691
1692         info_cfg_text("Build Options:")
1693         info_cfg_option(WITH_BULLET)
1694         info_cfg_option(WITH_IK_SOLVER)
1695         info_cfg_option(WITH_IK_ITASC)
1696         info_cfg_option(WITH_OPENCOLLADA)
1697         info_cfg_option(WITH_FFTW3)
1698         info_cfg_option(WITH_INTERNATIONAL)
1699         info_cfg_option(WITH_INPUT_NDOF)
1700         info_cfg_option(WITH_CYCLES)
1701         info_cfg_option(WITH_FREESTYLE)
1702         info_cfg_option(WITH_OPENCOLORIO)
1703         info_cfg_option(WITH_OPENVDB)
1704         info_cfg_option(WITH_ALEMBIC)
1705
1706         info_cfg_text("Compiler Options:")
1707         info_cfg_option(WITH_BUILDINFO)
1708         info_cfg_option(WITH_OPENMP)
1709         info_cfg_option(WITH_RAYOPTIMIZATION)
1710
1711         info_cfg_text("System Options:")
1712         info_cfg_option(WITH_INSTALL_PORTABLE)
1713         info_cfg_option(WITH_X11_ALPHA)
1714         info_cfg_option(WITH_X11_XF86VMODE)
1715         info_cfg_option(WITH_X11_XFIXES)
1716         info_cfg_option(WITH_X11_XINPUT)
1717         info_cfg_option(WITH_MEM_JEMALLOC)
1718         info_cfg_option(WITH_MEM_VALGRIND)
1719         info_cfg_option(WITH_SYSTEM_GLEW)
1720         info_cfg_option(WITH_SYSTEM_OPENJPEG)
1721
1722         info_cfg_text("Image Formats:")
1723         info_cfg_option(WITH_OPENIMAGEIO)
1724         info_cfg_option(WITH_IMAGE_CINEON)
1725         info_cfg_option(WITH_IMAGE_DDS)
1726         info_cfg_option(WITH_IMAGE_HDR)
1727         info_cfg_option(WITH_IMAGE_OPENEXR)
1728         info_cfg_option(WITH_IMAGE_OPENJPEG)
1729         info_cfg_option(WITH_IMAGE_TIFF)
1730
1731         info_cfg_text("Audio:")
1732         info_cfg_option(WITH_OPENAL)
1733         info_cfg_option(WITH_SDL)
1734         info_cfg_option(WITH_SDL_DYNLOAD)
1735         info_cfg_option(WITH_JACK)
1736         info_cfg_option(WITH_JACK_DYNLOAD)
1737         info_cfg_option(WITH_CODEC_AVI)
1738         info_cfg_option(WITH_CODEC_FFMPEG)
1739         info_cfg_option(WITH_CODEC_SNDFILE)
1740
1741         info_cfg_text("Compression:")
1742         info_cfg_option(WITH_LZMA)
1743         info_cfg_option(WITH_LZO)
1744
1745         info_cfg_text("Python:")
1746         info_cfg_option(WITH_PYTHON_INSTALL)
1747         info_cfg_option(WITH_PYTHON_INSTALL_NUMPY)
1748         info_cfg_option(WITH_PYTHON_MODULE)
1749         info_cfg_option(WITH_PYTHON_SAFETY)
1750         if(APPLE)
1751                 info_cfg_option(WITH_PYTHON_FRAMEWORK)
1752         endif()
1753
1754         info_cfg_text("Modifiers:")
1755         info_cfg_option(WITH_MOD_REMESH)
1756         info_cfg_option(WITH_MOD_FLUID)
1757         info_cfg_option(WITH_MOD_OCEANSIM)
1758
1759         info_cfg_text("OpenGL:")
1760         info_cfg_option(WITH_GLEW_ES)
1761         info_cfg_option(WITH_GL_EGL)
1762         info_cfg_option(WITH_GL_PROFILE_ES20)
1763         if(WIN32)
1764                 info_cfg_option(WITH_GL_ANGLE)
1765         endif()
1766
1767         info_cfg_text("")
1768
1769         message("${_config_msg}")
1770 endif()
1771
1772 if(0)
1773         print_all_vars()
1774 endif()