forked from LiangliangNan/Easy3D
-
Notifications
You must be signed in to change notification settings - Fork 0
/
CMakeLists.txt
369 lines (308 loc) · 17 KB
/
CMakeLists.txt
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
cmake_minimum_required(VERSION 3.12)
################################################################################
set(Easy3D_VERSION_MAJOR 2)
set(Easy3D_VERSION_MINOR 5)
set(Easy3D_VERSION_PATCH 3)
set(Easy3D_VERSION_STRING ${Easy3D_VERSION_MAJOR}.${Easy3D_VERSION_MINOR}.${Easy3D_VERSION_PATCH})
set(Easy3D_VERSION_NUMBER 10${Easy3D_VERSION_MAJOR}0${Easy3D_VERSION_MINOR}0${Easy3D_VERSION_PATCH})
project(Easy3D VERSION ${Easy3D_VERSION_STRING})
################################################################################
# specify the C++ standard
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
message("-- Setting C++11")
################################################################################
# Offer the user the choice of overriding the installation directories
# Let's also add the version to the path to allow multiple versions of Easy3D in the same directory.
if (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
if (WIN32) # windows
set(CMAKE_INSTALL_PREFIX "C:/Program Files/Easy3D/${Easy3D_VERSION_STRING}" CACHE PATH "Installation directory" FORCE)
elseif (APPLE) # macOS
set(CMAKE_INSTALL_PREFIX "/usr/local/Cellar/easy3d/${Easy3D_VERSION_STRING}" CACHE PATH "Installation directory" FORCE)
else () # Linux: different from tradition, let's keep everything together
set(CMAKE_INSTALL_PREFIX "/usr/local/easy3d-${Easy3D_VERSION_STRING}" CACHE PATH "Installation directory" FORCE)
endif ()
endif ()
if (APPLE)
set(CMAKE_OSX_DEPLOYMENT_TARGET "11.0" CACHE STRING "Minimum macOS support" FORCE)
endif ()
set(Easy3D_INSTALL_LIB_DIR ${CMAKE_INSTALL_PREFIX}/lib CACHE PATH "Installation directory for libraries")
set(Easy3D_INSTALL_BIN_DIR ${CMAKE_INSTALL_PREFIX}/bin CACHE PATH "Installation directory for executables")
set(Easy3D_INSTALL_INCLUDE_DIR ${CMAKE_INSTALL_PREFIX}/include CACHE PATH "Installation directory for header files")
set(Easy3D_INSTALL_CMAKE_DIR ${CMAKE_INSTALL_PREFIX}/lib/CMake/Easy3D CACHE PATH "Installation directory for CMake files")
set(Easy3D_INSTALL_RESOURCE_DIR ${CMAKE_INSTALL_PREFIX}/resources CACHE PATH "Installation directory for CMake files")
# The include directory of the exported header files
set(Easy3D_EXPORT_INCLUDE_DIR "${Easy3D_BINARY_DIR}/include")
# Setting RPATH
# See https://cmake.org/Wiki/CMake_RPATH_handling
set(CMAKE_INSTALL_RPATH ${Easy3D_INSTALL_LIB_DIR} CACHE PATH "Installation runtime directory" FORCE)
################################################################################
### Configuration
set(Easy3D_ROOT ${CMAKE_CURRENT_LIST_DIR})
set(Easy3D_THIRD_PARTY ${Easy3D_ROOT}/3rd_party)
set(Easy3D_INCLUDE_DIR ${Easy3D_ROOT})
set(Easy3D_SOURCE_DIR ${Easy3D_ROOT})
set(Easy3D_BINARY_DIR ${CMAKE_BINARY_DIR})
### conditionally compile certain modules depending on libraries found on the system
list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_LIST_DIR}/cmake)
### Where to put the libraries
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${Easy3D_BINARY_DIR}/bin)
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${Easy3D_BINARY_DIR}/lib)
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${Easy3D_BINARY_DIR}/lib)
### update EASY3D_VERSION_NR and EASY3D_RELEASE_DATE
file(READ "${Easy3D_INCLUDE_DIR}/easy3d/util/version.h" file_content)
string(REGEX REPLACE "EASY3D_VERSION_NR 10[0-9]0[0-9]0[0-9]" "EASY3D_VERSION_NR ${Easy3D_VERSION_NUMBER}" file_content "${file_content}")
string(TIMESTAMP TODAY "%Y%m%d")
string(REGEX REPLACE "EASY3D_RELEASE_DATE [0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]" "EASY3D_RELEASE_DATE ${TODAY}" file_content "${file_content}")
file(WRITE ${Easy3D_INCLUDE_DIR}/easy3d/util/version.h "${file_content}")
################################################################################
# Build shared libraries
if (MINGW) # Workaround for using MinGW on Windows
set(Easy3D_BUILD_SHARED_LIBS OFF)
else()
option(Easy3D_BUILD_SHARED_LIBS "Build shared libaries" ON )
endif ()
# Build tutorials
option(Easy3D_BUILD_TUTORIALS "Build Easy3D tutorials" OFF )
# Build documentation
option(Easy3D_BUILD_DOCUMENTATION "Build Easy3D documentation" OFF)
# Build tests
option(Easy3D_BUILD_TESTS "Build Easy3D tests programs" OFF)
# Build advanced features that require CGAL (>= v5.1)
option(Easy3D_ENABLE_CGAL "Build advanced features that require CGAL (>= v5.1)" OFF)
# Build advanced examples/applications that require Qt5 (>= v5.6)
option(Easy3D_ENABLE_QT "Build advanced examples/applications that require Qt5 (>= v5.6)" OFF)
# Build the video encoding module that requires ffmpeg
option(Easy3D_ENABLE_FFMPEG "Build the video encoding module that requires ffmpeg (>= v3.4)" OFF)
################################################################################
# Discourage users to build Easy3D directly in its root directory
if (${CMAKE_CURRENT_BINARY_DIR} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR})
if (NOT SAME_BUILD_AND_SOURCE_FOLDER_WARNING_ALREADY_ISSUED)
message(WARNING "It is NOT advised to build Easy3D directly in its root directory!")
set(SAME_BUILD_AND_SOURCE_FOLDER_WARNING_ALREADY_ISSUED TRUE)
endif ()
endif ()
# Detect whether this is a top-level project
if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
set(Easy3D_TOPLEVEL_PROJECT ON)
else ()
set(Easy3D_TOPLEVEL_PROJECT OFF)
endif ()
set_property(GLOBAL PROPERTY USE_FOLDERS ON)
################################################################################
include(GenerateExportHeader)
if (Easy3D_BUILD_SHARED_LIBS)
set(Easy3D_LIB_TYPE SHARED)
#Ref: Create dlls on Windows without declspec() using new CMake export all feature
# https://cmake.org/cmake/help/v3.4/prop_tgt/WINDOWS_EXPORT_ALL_SYMBOLS.html#prop_tgt:WINDOWS_EXPORT_ALL_SYMBOLS
# https://www.kitware.com/create-dlls-on-windows-without-declspec-using-new-cmake-export-all-feature/
if (MSVC)
set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS TRUE)
endif ()
else ()
set(Easy3D_LIB_TYPE STATIC)
endif ()
################################################################################
if (Easy3D_ENABLE_CGAL)
find_package(CGAL QUIET)
if (CGAL_FOUND)
if (CGAL_VERSION VERSION_GREATER_EQUAL "5.1")
set(Easy3D_HAS_CGAL TRUE)
mark_as_advanced(BUILD_TESTING
CGAL_CTEST_DISPLAY_MEM_AND_TIME
CGAL_DEV_MODE
CGAL_TEST_DRAW_FUNCTIONS
CGAL_WITH_DRAW_FUNCTIONS
CGAL_WITH_GMPXX)
message(STATUS "Found CGAL v${CGAL_VERSION}. Include dirs: ${CGAL_INCLUDE_DIRS}")
else ()
set(Easy3D_HAS_CGAL FALSE)
message(FATAL_ERROR "You have requested CGAL support and CGAL v${CGAL_VERSION} is found. However, Easy3D "
"requires at least v5.1. Please install CGAL v5.1 or above. In case you have multiple versions "
"of CGAL on your platform, provide the path of a suitable one to the CMake variable `CGAL_DIR`. "
"Please note that only the following surface mesh algorithms require CGAL (v5.1 or later): \n"
" - reorientation; \n"
" - detecting/resolving duplicate vertices/faces; \n"
" - detecting/resolving self-intersection; \n"
" - clipping/splitting/slicing. \n"
"If you don't need these algorithms, disable CGAL support by setting `Easy3D_ENABLE_CGAL` to `OFF`. "
"You will still be able to use all other features provided by Easy3D without CGAL.")
return()
endif ()
else ()
set(Easy3D_HAS_CGAL FALSE)
message(FATAL_ERROR "You have requested CGAL support but CGAL (v5.1 or later required) was not found. You can "
"set 'CGAL_DIR' to the directory containing `CGALConfig.cmake` or `cgal-config.cmake` to help CMake find CGAL. "
"Please note that only the following surface mesh algorithms require CGAL (v5.1 or later): \n"
" - reorientation; \n"
" - detecting/resolving duplicate vertices/faces; \n"
" - detecting/resolving self-intersection; \n"
" - clipping/splitting/slicing. \n"
"If you don't need these algorithms, disable CGAL support by setting `Easy3D_ENABLE_CGAL` to `OFF`. "
"You will still be able to use all other features provided by Easy3D without CGAL.")
return()
endif ()
endif ()
if (Easy3D_ENABLE_FFMPEG)
include(./cmake/FindFFMPEG.cmake)
if (FFMPEG_FOUND)
set(Easy3D_HAS_FFMPEG TRUE)
else ()
set(Easy3D_HAS_FFMPEG FALSE)
message(WARNING "You have requested ffmpeg support but ffmpeg was not found (v3.4 or later required). "
"The ffmpeg support allows encoding/recording animation into a video file. You can ignore "
"this warning if you don't need this feature. \n"
"To enable video encoding, make sure ffmpeg exists on your system. Modify the search paths of "
"'include' and 'lib' in 'Easy3D/cmake/FindFFMPEG.cmake', and then run CMake. \n"
"How to install ffmpeg (v3.4 or later required)? \n"
" On Windows, you can download ffmpeg from: \n"
" https://ffmpeg.org/download.html \n"
" On macOS, use the following command to install ffmpeg: \n"
" brew install ffmpeg \n"
" On Linux, one has to install the libraries using: \n"
" sudo apt-get install libavcodec-dev \n"
" sudo apt-get install libavformat-dev \n"
" sudo apt-get install libswscale-dev \n"
" sudo apt-get install libavutil-dev \n"
)
endif ()
endif ()
################################################################################
# Make relative paths absolute (needed later on)
foreach (path LIB BIN INCLUDE CMAKE)
set(var Easy3D_INSTALL_${path}_DIR)
if (NOT IS_ABSOLUTE "${${var}}")
set(${var} "${Easy3D_INSTALL_DIR}/${${var}}")
endif ()
endforeach ()
function(add_module module headers sources private_dependencies public_dependencies)
add_library(easy3d_${module} ${Easy3D_LIB_TYPE} ${headers} ${sources})
if (MSVC)
# get a clean windows
target_compile_definitions(easy3d_${module} PUBLIC NOMINMAX WIN32_LEAN_AND_MEAN VC_EXTRALEAN _CRT_SECURE_NO_WARNINGS _CRT_SECURE_NO_DEPRECATE)
endif ()
# if(MINGW)
# # Liangliang: Workaround to handle dynamic library generation using MinGW.
# # Issue: To work with MSVC, CMake's "generate_export_header(...)" is used to generate preprocessor
# # EXPORT macros (that contains -_declspec(dllexport) or __declspec(dllimport)), and MSVC
# # requires to explicitly mark the global variables with the macro. However, MinGW has a
# # Linux/Unix-like behavior, which can either export everything (when the macro is not used)
# # or export only those marked by this macro. Thus with MinGW, classes/functions/variables not
# # marked by the macro are not exported.
# string(TOUPPER ${module} MODULE_NAME)
# set(EXTRA_MICRO_DEFINES "\n//Liangliang: Workaround to handle dynamic library generation using MinGW\n#if (defined(__MINGW32__) || defined(__MINGW64__))\n# undef EASY3D_${MODULE_NAME}_EXPORT\n# define EASY3D_${MODULE_NAME}_EXPORT\n#endif\n")
# endif ()
#Ref: Create dlls on Windows without declspec() using new CMake export all feature
# https://www.kitware.com/create-dlls-on-windows-without-declspec-using-new-cmake-export-all-feature/
generate_export_header(easy3d_${module}
EXPORT_FILE_NAME "${Easy3D_EXPORT_INCLUDE_DIR}/easy3d/${module}/export.h"
)
target_include_directories(easy3d_${module} PUBLIC
"$<BUILD_INTERFACE:${Easy3D_INCLUDE_DIR}>"
"$<BUILD_INTERFACE:${Easy3D_EXPORT_INCLUDE_DIR}>"
"$<INSTALL_INTERFACE:${Easy3D_INSTALL_INCLUDE_DIR}>"
)
target_link_libraries(easy3d_${module}
PRIVATE ${private_dependencies}
PUBLIC ${public_dependencies}
)
set_target_properties(easy3d_${module} PROPERTIES
FOLDER "easy3d"
SOVERSION ${Easy3D_VERSION_MAJOR}
VERSION ${Easy3D_VERSION_STRING}
)
# Alias target (recommended by policy CMP0028) and it looks nicer
message(STATUS "Adding target: easy3d::${module} (easy3d_${module})")
add_library(easy3d::${module} ALIAS easy3d_${module})
# Export as easy3d::${module}
set_property(TARGET easy3d_${module} PROPERTY EXPORT_NAME easy3d::${module})
endfunction()
function(install_module module)
set_target_properties(easy3d_${module} PROPERTIES PUBLIC_HEADER "${${module}_headers}")
install(TARGETS easy3d_${module}
# IMPORTANT: Add the library to the "export-set"
EXPORT Easy3DTargets
RUNTIME DESTINATION "${Easy3D_INSTALL_BIN_DIR}" COMPONENT bin
LIBRARY DESTINATION "${Easy3D_INSTALL_LIB_DIR}" COMPONENT lib
ARCHIVE DESTINATION "${Easy3D_INSTALL_LIB_DIR}" COMPONENT lib
PUBLIC_HEADER DESTINATION "${Easy3D_INSTALL_INCLUDE_DIR}/easy3d/${module}"
COMPONENT dev)
endfunction()
################################################################################
add_subdirectory(3rd_party)
add_subdirectory(easy3d)
if (Easy3D_BUILD_TUTORIALS)
add_subdirectory(tutorials)
endif ()
if (Easy3D_BUILD_TESTS)
add_subdirectory(tests)
endif ()
add_subdirectory(applications)
################################################################################
if (Easy3D_BUILD_DOCUMENTATION)
# generation of Easy3D documentation requires doxygen
find_package(Doxygen)
if (${DOXYGEN_FOUND})
message(STATUS "Found Doxygen: " ${DOXYGEN_EXECUTABLE})
# configures Doxygen
configure_file(docs/Doxyfile.in Doxyfile @ONLY)
add_custom_target(Documentation ALL ${DOXYGEN_EXECUTABLE} Doxyfile
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
COMMENT "Generating Doxygen documentation")
else ()
message(WARNING "Building documentation requires Doxygen but Doxygen was not found. Building documentation is "
"thus disabled. You can set 'DOXYGEN_EXECUTABLE' to the directory containing the Doxygen executable "
"if Doxygen already exists (otherwise install Doxygen first).")
endif ()
endif ()
################################################################################
install(DIRECTORY
"${Easy3D_ROOT}/resources/fonts"
"${Easy3D_ROOT}/resources/shaders"
"${Easy3D_ROOT}/resources/colormaps"
"${Easy3D_ROOT}/resources/textures"
DESTINATION
"${Easy3D_INSTALL_RESOURCE_DIR}")
install(FILES
"${Easy3D_ROOT}/ReadMe.md"
"${Easy3D_ROOT}/LICENSE"
DESTINATION
"${CMAKE_INSTALL_PREFIX}"
)
install(DIRECTORY
"${Easy3D_EXPORT_INCLUDE_DIR}/easy3d"
DESTINATION
"${Easy3D_INSTALL_INCLUDE_DIR}")
################################################################################
### Summary
message(STATUS "****************************************************************************")
message(STATUS " Package : Easy3D")
message(STATUS " Version : ${Easy3D_VERSION_STRING}")
message(STATUS " Generator : ${CMAKE_GENERATOR}")
if (CMAKE_CONFIGURATION_TYPES)
message(STATUS " Configuration : ${CMAKE_CONFIGURATION_TYPES}")
elseif (CMAKE_BUILD_TYPE)
message(STATUS " Build type : ${CMAKE_BUILD_TYPE}")
endif ()
if (CMAKE_SIZEOF_VOID_P EQUAL 8)
message(STATUS " System : 64-bit ${CMAKE_SYSTEM_NAME}")
elseif (CMAKE_SIZEOF_VOID_P EQUAL 4)
message(STATUS " System : 32-bit ${CMAKE_SYSTEM_NAME}")
message(FATAL_ERROR "32-bit not supported! You should specify CMake option '-DCMAKE_GENERATOR_PLATFORM=x64'")
endif ()
if (APPLE)
message(STATUS " Minimum macOS support : ${CMAKE_OSX_DEPLOYMENT_TARGET}")
mark_as_advanced(CMAKE_OSX_ARCHITECTURES)
endif ()
message(STATUS "----------------------------------------------------------------------------")
message(STATUS " Build shared libraries : ${Easy3D_BUILD_SHARED_LIBS}")
message(STATUS " Build tutorials : ${Easy3D_BUILD_TUTORIALS}")
message(STATUS " Build documentation : ${Easy3D_BUILD_DOCUMENTATION}")
message(STATUS " Build tests : ${Easy3D_BUILD_TESTS}")
message(STATUS " With CGAL (>= v5.1) : ${Easy3D_ENABLE_CGAL}")
message(STATUS " With Qt5 (>= v5.6) : ${Easy3D_ENABLE_QT}")
message(STATUS " With ffmpeg (>= v3.4) : ${Easy3D_ENABLE_FFMPEG}")
message(STATUS "----------------------------------------------------------------------------")
message(STATUS " Build directory : ${Easy3D_BINARY_DIR}")
message(STATUS " Installation directory : ${CMAKE_INSTALL_PREFIX}")
message(STATUS "****************************************************************************")