-
Notifications
You must be signed in to change notification settings - Fork 194
/
CMakeLists.txt
642 lines (544 loc) · 22.5 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
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
cmake_minimum_required (VERSION 3.13..3.18)
set(CMAKE_OSX_DEPLOYMENT_TARGET 10.14)
# Extract project version from source
file(STRINGS "${CMAKE_CURRENT_SOURCE_DIR}/include/nanogui/common.h"
nanogui_version_defines REGEX "#define NANOGUI_VERSION_(MAJOR|MINOR|PATCH) ")
foreach(ver ${nanogui_version_defines})
if(ver MATCHES [[#define NANOGUI_VERSION_(MAJOR|MINOR|PATCH) +([^ ]+)$]])
set(NANOGUI_VERSION_${CMAKE_MATCH_1} "${CMAKE_MATCH_2}")
endif()
endforeach()
if(NANOGUI_VERSION_PATCH MATCHES [[\.([a-zA-Z0-9]+)$]])
set(NANOGUI_VERSION_TYPE "${CMAKE_MATCH_1}")
endif()
string(REGEX MATCH "^[0-9]+" NANOGUI_VERSION_PATCH "${NANOGUI_VERSION_PATCH}")
set(NANOGUI_VERSION "${NANOGUI_VERSION_MAJOR}.${NANOGUI_VERSION_MINOR}.${NANOGUI_VERSION_PATCH}")
message(STATUS "NanoGUI v${NANOGUI_VERSION} ${NANOGUI_VERSION_TYPE}")
project(nanogui
DESCRIPTION
"NanoGUI"
LANGUAGES
CXX C
VERSION
${NANOGUI_VERSION}
)
if (NOT IS_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/ext/glfw/src")
message(FATAL_ERROR "The NanoGUI dependency repositories (GLFW, etc.) are missing! "
"You probably did not clone the project with --recursive. It is possible to recover "
"by calling \"git submodule update --init --recursive\"")
endif()
if (NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
message(STATUS "Setting build type to 'Release' as none was specified.")
set(CMAKE_BUILD_TYPE Release CACHE STRING "Choose the type of build." FORCE)
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release"
"MinSizeRel" "RelWithDebInfo")
endif()
string(TOUPPER "${CMAKE_BUILD_TYPE}" U_CMAKE_BUILD_TYPE)
set(NANOGUI_MASTER_PROJECT OFF)
if (${CMAKE_CURRENT_SOURCE_DIR} STREQUAL ${CMAKE_SOURCE_DIR})
set(NANOGUI_MASTER_PROJECT ON)
endif()
if (WIN32)
set(NANOGUI_BUILD_GLAD_DEFAULT ON)
else()
set(NANOGUI_BUILD_GLAD_DEFAULT OFF)
endif()
set(NANOGUI_BUILD_SHARED_DEFAULT ON)
set(NANOGUI_BUILD_PYTHON_DEFAULT ON)
set(NANOGUI_BUILD_GLFW_DEFAULT ON)
if (CMAKE_CXX_COMPILER MATCHES "/em\\+\\+(-[a-zA-Z0-9.])?$")
set(CMAKE_CXX_COMPILER_ID "Emscripten")
set(NANOGUI_BUILD_SHARED_DEFAULT OFF)
set(NANOGUI_BUILD_PYTHON_DEFAULT OFF)
set(NANOGUI_BUILD_GLAD_DEFAULT OFF)
set(NANOGUI_BUILD_GLFW_DEFAULT OFF)
set(CMAKE_STATIC_LIBRARY_SUFFIX ".bc")
set(CMAKE_EXECUTABLE_SUFFIX ".bc")
set(CMAKE_CXX_CREATE_STATIC_LIBRARY "<CMAKE_CXX_COMPILER> -o <TARGET> <LINK_FLAGS> <OBJECTS>")
if (U_CMAKE_BUILD_TYPE MATCHES REL)
add_compile_options(-O3 -DNDEBUG)
endif()
endif()
# Compile for a sufficiently recent processor. Assumes Nehalem+ (with SSE4.2) by
# default. You may want to set MTS_NATIVE_FLAGS to "-march=native" to use all
# instructions available on a particular machine.
if (MSVC)
set(NANOGUI_NATIVE_FLAGS_DEFAULT "")
elseif (APPLE AND ((CMAKE_OSX_ARCHITECTURES MATCHES "arm64") OR
(CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "arm64")))
# Apple M1 compatibility
set(NANOGUI_NATIVE_FLAGS_DEFAULT "-mcpu=apple-a12")
else()
set(NANOGUI_NATIVE_FLAGS_DEFAULT "-march=nehalem")
endif()
option(NANOGUI_BUILD_EXAMPLES "Build NanoGUI example application?" ON)
option(NANOGUI_BUILD_SHARED "Build NanoGUI as a shared library?" ${NANOGUI_BUILD_SHARED_DEFAULT})
option(NANOGUI_BUILD_PYTHON "Build a Python plugin for NanoGUI?" ${NANOGUI_BUILD_PYTHON_DEFAULT})
option(NANOGUI_BUILD_GLAD "Build GLAD OpenGL loader library? (needed on Windows)" ${NANOGUI_BUILD_GLAD_DEFAULT})
option(NANOGUI_BUILD_GLFW "Build GLFW?" ${NANOGUI_BUILD_GLFW_DEFAULT})
option(NANOGUI_INSTALL "Install NanoGUI on `make install`?" ON)
set(NANOGUI_NATIVE_FLAGS ${NANOGUI_NATIVE_FLAGS_DEFAULT} CACHE STRING
"Compilation flags used to target the host processor architecture.")
if (NOT NANOGUI_BACKEND)
if (CMAKE_SYSTEM_PROCESSOR MATCHES "armv7" OR
CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64" OR
CMAKE_CXX_COMPILER MATCHES "/em\\+\\+(-[a-zA-Z0-9.])?$")
set(NANOGUI_BACKEND_DEFAULT "GLES 2")
elseif (APPLE)
set(NANOGUI_BACKEND_DEFAULT "Metal")
else()
set(NANOGUI_BACKEND_DEFAULT "OpenGL")
endif()
set(NANOGUI_BACKEND ${NANOGUI_BACKEND_DEFAULT} CACHE STRING "Choose the backend used for rendering (OpenGL/GLES 2/GLES 3/Metal)" FORCE)
endif()
set_property(CACHE NANOGUI_BACKEND PROPERTY STRINGS "OpenGL" "GLES 2" "GLES 3" "Metal")
# Required libraries, flags, and include files for compiling and linking against nanogui (all targets)
set(NANOGUI_EXTRA_INCS "")
include(CheckCXXCompilerFlag)
include(CheckCXXSourceRuns)
macro(CHECK_CXX_COMPILER_AND_LINKER_FLAGS _RESULT _CXX_FLAGS _LINKER_FLAGS)
set(CMAKE_REQUIRED_FLAGS ${_CXX_FLAGS})
set(CMAKE_REQUIRED_LIBRARIES ${_LINKER_FLAGS})
set(CMAKE_REQUIRED_QUIET TRUE)
check_cxx_source_runs("#include <iostream>\nint main(int argc, char **argv) { std::cout << \"test\"; return 0; }" ${_RESULT})
set(CMAKE_REQUIRED_FLAGS "")
set(CMAKE_REQUIRED_LIBRARIES "")
endmacro()
if (NANOGUI_BACKEND MATCHES "(OpenGL|GLES 2|GLES 3)")
list(APPEND NANOGUI_EXTRA
src/texture_gl.cpp src/shader_gl.cpp
src/renderpass_gl.cpp src/opengl.cpp
src/opengl_check.h
)
endif()
if (NANOGUI_BACKEND STREQUAL "OpenGL")
set(NANOGUI_BACKEND_DEFS -DNANOGUI_USE_OPENGL)
set(NANOGUI_GLOB "resources/*.gl")
message(STATUS "NanoGUI: using OpenGL backend.")
elseif (NANOGUI_BACKEND STREQUAL "GLES 2")
set(NANOGUI_BACKEND_DEFS -DNANOGUI_USE_GLES -DNANOGUI_GLES_VERSION=2)
set(NANOGUI_GLOB "resources/*.gles")
message(STATUS "NanoGUI: using GLES 2 backend.")
elseif (NANOGUI_BACKEND STREQUAL "GLES 3")
set(NANOGUI_BACKEND_DEFS -DNANOGUI_USE_GLES -DNANOGUI_GLES_VERSION=3)
set(NANOGUI_GLOB "resources/*.gles")
message(STATUS "NanoGUI: using GLES 3 backend.")
elseif (NANOGUI_BACKEND STREQUAL "Metal")
set(NANOGUI_BACKEND_DEFS -DNANOGUI_USE_METAL)
list(APPEND NANOGUI_EXTRA
ext/nanovg_metal/src/nanovg_mtl.m ext/nanovg_metal/src/nanovg_mtl.h
src/texture_metal.mm src/shader_metal.mm src/renderpass_metal.mm
)
set(NANOGUI_GLOB "resources/*.metal")
include_directories(ext/nanovg_metal/src)
message(STATUS "NanoGUI: using Metal backend.")
endif()
# Shared library mode: add dllimport/dllexport flags to all symbols
if (NANOGUI_BUILD_SHARED)
message(STATUS "NanoGUI: building shared library.")
else()
message(STATUS "NanoGUI: building static library.")
endif()
add_compile_options(${NANOGUI_NATIVE_FLAGS})
if (MSVC)
# Disable annoying MSVC warnings (all targets)
add_definitions(/D "_CRT_SECURE_NO_WARNINGS")
# Parallel build on MSVC (all targets)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")
endif()
# Compile with compiler warnings turned on
if (MSVC)
if (CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
endif()
elseif (CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR CMAKE_CXX_COMPILER_ID MATCHES "GNU")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra")
endif()
# Use C++17, visibility=hidden by default, interprocedural optimization
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_VISIBILITY_PRESET hidden)
# Prefer libc++ in conjunction with Clang
if (CMAKE_CXX_COMPILER_ID MATCHES "Clang" AND NOT CMAKE_CXX_FLAGS MATCHES "-stdlib=libc\\+\\+")
CHECK_CXX_COMPILER_AND_LINKER_FLAGS(HAS_LIBCPP "-stdlib=libc++" "-stdlib=libc++")
if (APPLE OR HAS_LIBCPP)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++ -D_LIBCPP_VERSION")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -stdlib=libc++")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -stdlib=libc++")
message(STATUS "NanoGUI: using libc++.")
else()
CHECK_CXX_COMPILER_AND_LINKER_FLAGS(HAS_LIBCPP_AND_CPPABI "-stdlib=libc++" "-stdlib=libc++ -lc++abi")
if (HAS_LIBCPP_AND_CPPABI)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++ -D_LIBCPP_VERSION")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -stdlib=libc++ -lc++abi")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -stdlib=libc++ -lc++abi")
message(STATUS "NanoGUI: using libc++ and libc++abi.")
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libstdc++")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -stdlib=libstdc++")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -stdlib=libstdc++")
message(STATUS "NanoGUI: using libstdc++.")
endif()
endif()
endif()
# Compile GLFW
if (NANOGUI_BUILD_GLFW)
set(GLFW_BUILD_EXAMPLES OFF CACHE BOOL " " FORCE)
set(GLFW_BUILD_TESTS OFF CACHE BOOL " " FORCE)
set(GLFW_BUILD_DOCS OFF CACHE BOOL " " FORCE)
set(GLFW_BUILD_INSTALL OFF CACHE BOOL " " FORCE)
set(GLFW_INSTALL OFF CACHE BOOL " " FORCE)
set(GLFW_USE_CHDIR OFF CACHE BOOL " " FORCE)
set(BUILD_SHARED_LIBS ${NANOGUI_BUILD_SHARED} CACHE BOOL " " FORCE)
if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
# Quench annoying deprecation warnings when compiling GLFW on OSX
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-deprecated-declarations")
endif()
add_subdirectory(ext/glfw)
# Two targets have now been defined: `glfw_objects`, which will be merged into
# NanoGUI at the end, and `glfw`. The `glfw` target is the library itself
# (e.g., libglfw.so), but can be skipped as we do not need to link against it
# (because we merge `glfw_objects` into NanoGUI). Skipping is required for
# XCode, but preferable for all build systems (reduces build artifacts).
set_target_properties(glfw PROPERTIES EXCLUDE_FROM_ALL 1 EXCLUDE_FROM_DEFAULT_BUILD 1)
mark_as_advanced(
GLFW_BUILD_DOCS GLFW_BUILD_EXAMPLES GLFW_BUILD_INSTALL GLFW_BUILD_TESTS
GLFW_DOCUMENT_INTERNALS GLFW_INSTALL GLFW_USE_CHDIR GLFW_USE_MENUBAR
GLFW_USE_OSMESA GLFW_VULKAN_STATIC GLFW_USE_RETINA GLFW_USE_MIR
BUILD_SHARED_LIBS USE_MSVC_RUNTIME_LIBRARY_DLL)
endif()
if (NANOGUI_BUILD_GLAD)
# Build and include GLAD on Windows
list(APPEND NANOGUI_EXTRA
ext/glad/src/glad.c
ext/glad/include/glad/glad.h
ext/glad/include/KHR/khrplatform.h)
if (MSVC)
set_source_files_properties(ext/glad/src/glad.c
PROPERTIES COMPILE_FLAGS /wd4055)
endif()
endif()
if (${CMAKE_SYSTEM_NAME} MATCHES "BSD")
include_directories(/usr/local/include)
link_directories(/usr/local/lib)
if (${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD")
include_directories(/usr/X11R6/include/)
link_directories(/usr/X11R6/lib)
endif()
endif()
# Adapt to variations in rpath handling on Linux and macOS
if (APPLE)
set(NANOGUI_ORIGIN "@loader_path")
elseif(UNIX)
set(NANOGUI_ORIGIN "$ORIGIN")
endif()
# Required core libraries on various platforms
if (${CMAKE_CXX_COMPILER_ID} MATCHES "Emscripten")
# No dependencies
elseif (WIN32)
list(APPEND NANOGUI_LIBS opengl32)
elseif (APPLE)
find_library(cocoa_library Cocoa)
find_library(iokit_library IOKit)
list(APPEND NANOGUI_LIBS ${cocoa_library} ${iokit_library})
mark_as_advanced(cocoa_library iokit_library)
if (NANOGUI_BACKEND STREQUAL "OpenGL")
find_library(corevideo_library CoreVideo)
find_library(opengl_library OpenGL)
# Disable OpenGL deprecation warnings
add_definitions(-DGL_SILENCE_DEPRECATION)
list(APPEND NANOGUI_LIBS ${opengl_library} ${corevideo_library})
mark_as_advanced(opengl_library corevideo_library)
else()
find_library(metal_library Metal)
find_library(quartzcore_library QuartzCore)
list(APPEND NANOGUI_LIBS ${metal_library} ${quartzcore_library})
mark_as_advanced(metal_library quartzcore_library)
endif()
list(APPEND NANOGUI_EXTRA src/darwin.mm src/autorelease.mm)
set_property(SOURCE src/autorelease.mm PROPERTY COMPILE_FLAGS -fno-objc-arc)
elseif (CMAKE_SYSTEM MATCHES "Linux" OR CMAKE_SYSTEM_NAME MATCHES "BSD")
list(APPEND NANOGUI_LIBS X11 pthread)
if (NANOGUI_BACKEND STREQUAL "OpenGL")
list(APPEND NANOGUI_LIBS GL)
elseif (NANOGUI_BACKEND STREQUAL "GLES 2")
list(APPEND NANOGUI_LIBS GLESv2)
elseif (NANOGUI_BACKEND STREQUAL "GLES 3")
list(APPEND NANOGUI_LIBS GLESv3)
endif()
if (NOT CMAKE_SYSTEM_NAME MATCHES "OpenBSD")
list(APPEND NANOGUI_LIBS rt)
endif()
if (CMAKE_SYSTEM MATCHES "Linux")
list(APPEND NANOGUI_LIBS dl)
endif()
endif()
# Run simple cmake converter to put font files into the data segment
# Glob up resource files
file(GLOB resources
"${CMAKE_CURRENT_SOURCE_DIR}/resources/*.ttf"
"${NANOGUI_GLOB}")
file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/resources")
# Precompile .metal shaders to .metallib files
foreach(fname_in IN LISTS resources)
if (NANOGUI_BACKEND STREQUAL "Metal" AND fname_in MATCHES "\\.metal")
get_filename_component(fname_out ${fname_in} NAME)
set(fname_out "${CMAKE_CURRENT_BINARY_DIR}/resources/${fname_out}lib")
add_custom_command(
OUTPUT ${fname_out}
DEPENDS ${fname_in}
COMMAND xcrun -sdk macosx metal -std=osx-metal2.0 -O3 "${fname_in}" -o "${fname_out}"
VERBATIM
)
else()
set(fname_out "${fname_in}")
endif()
list(APPEND resources_processed ${fname_out})
endforeach()
# Concatenate resource files into a comma separated string
string(REGEX REPLACE "([^\\]|^);" "\\1," resources_string "${resources_processed}")
string(REGEX REPLACE "[\\](.)" "\\1" resources_string "${resources_string}")
# Create command line for running bin2c cmake script
set(bin2c_cmdline
-DOUTPUT_C=nanogui_resources.cpp
-DOUTPUT_H=nanogui_resources.h
"-DINPUT_FILES=${resources_string}"
-P "${CMAKE_CURRENT_SOURCE_DIR}/resources/bin2c.cmake")
# Run bin2c on resource files
add_custom_command(
OUTPUT nanogui_resources.cpp nanogui_resources.h
COMMAND ${CMAKE_COMMAND} ARGS ${bin2c_cmdline}
DEPENDS ${resources} ${resources_processed}
COMMENT "Running bin2c"
PRE_BUILD VERBATIM)
# Needed to generated files
include_directories(${CMAKE_CURRENT_BINARY_DIR})
# Set library type
if (NANOGUI_BUILD_SHARED)
set(NANOGUI_LIBRARY_TYPE "SHARED")
else()
set(NANOGUI_LIBRARY_TYPE "STATIC")
endif()
if (APPLE AND CMAKE_CXX_COMPILER_ID MATCHES "Clang")
# Use automatic reference counting for Objective-C portions
add_compile_options(-fobjc-arc)
endif()
if (NANOGUI_BUILD_GLFW)
list(APPEND NANOGUI_EXTRA $<TARGET_OBJECTS:glfw_objects>)
endif()
# Compile main NanoGUI library
add_library(nanogui ${NANOGUI_LIBRARY_TYPE}
# Merge NanoVG into the NanoGUI library
ext/nanovg/src/nanovg.c
ext/nanovg/src/stb_image.h
# Merge GLAD into the NanoGUI library (only if needed)
${NANOGUI_EXTRA}
# Fonts etc.
nanogui_resources.cpp
include/nanogui/common.h src/common.cpp
include/nanogui/widget.h src/widget.cpp
include/nanogui/theme.h src/theme.cpp
include/nanogui/layout.h src/layout.cpp
include/nanogui/screen.h src/screen.cpp
include/nanogui/label.h src/label.cpp
include/nanogui/window.h src/window.cpp
include/nanogui/popup.h src/popup.cpp
include/nanogui/checkbox.h src/checkbox.cpp
include/nanogui/button.h src/button.cpp
include/nanogui/popupbutton.h src/popupbutton.cpp
include/nanogui/combobox.h src/combobox.cpp
include/nanogui/progressbar.h src/progressbar.cpp
include/nanogui/slider.h src/slider.cpp
include/nanogui/messagedialog.h src/messagedialog.cpp
include/nanogui/textbox.h src/textbox.cpp
include/nanogui/textarea.h src/textarea.cpp
include/nanogui/imagepanel.h src/imagepanel.cpp
include/nanogui/vscrollpanel.h src/vscrollpanel.cpp
include/nanogui/colorwheel.h src/colorwheel.cpp
include/nanogui/colorpicker.h src/colorpicker.cpp
include/nanogui/graph.h src/graph.cpp
include/nanogui/tabwidget.h src/tabwidget.cpp
include/nanogui/canvas.h src/canvas.cpp
include/nanogui/texture.h src/texture.cpp
include/nanogui/shader.h src/shader.cpp
include/nanogui/imageview.h src/imageview.cpp
include/nanogui/traits.h src/traits.cpp
include/nanogui/renderpass.h
include/nanogui/formhelper.h
include/nanogui/icons.h
include/nanogui/toolbutton.h
include/nanogui/opengl.h
include/nanogui/nanogui.h
)
target_compile_definitions(nanogui
PUBLIC
${NANOGUI_BACKEND_DEFS}
PRIVATE
-DNANOGUI_BUILD
-DNVG_STB_IMAGE_IMPLEMENTATION
)
target_include_directories(nanogui
PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
PRIVATE
ext/nanovg/src
${CMAKE_CURRENT_BINARY_DIR}
)
if (NANOGUI_BUILD_SHARED)
target_compile_definitions(nanogui
PUBLIC
-DNANOGUI_SHARED -DNVG_SHARED
PRIVATE
-DNVG_BUILD
)
if (NANOGUI_BUILD_GLAD)
target_compile_definitions(nanogui
PUBLIC
-DGLAD_GLAPI_EXPORT
PRIVATE
-DGLAD_GLAPI_EXPORT_BUILD
)
endif()
if (NANOGUI_BUILD_GLFW)
target_compile_definitions(nanogui PRIVATE _GLFW_BUILD_DLL)
endif()
endif()
target_include_directories(nanogui PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/ext/nanovg/src>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/nanovg>)
if (NANOGUI_BUILD_GLAD)
target_compile_definitions(nanogui PUBLIC -DNANOGUI_GLAD)
target_include_directories(nanogui PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/ext/glad/include>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/glad>)
endif()
if (NANOGUI_BUILD_GLFW)
target_include_directories(nanogui PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/ext/glfw/include>)
endif()
if (NANOGUI_BUILD_SHARED)
target_link_libraries(nanogui PRIVATE ${NANOGUI_LIBS})
set_property(TARGET nanogui PROPERTY INTERPROCEDURAL_OPTIMIZATION_RELEASE ON)
set_property(TARGET nanogui PROPERTY INTERPROCEDURAL_OPTIMIZATION_MINSIZEREL ON)
set_property(TARGET nanogui PROPERTY DEFINE_SYMBOL "")
else()
target_link_libraries(nanogui PUBLIC ${NANOGUI_LIBS})
endif()
# Auto-detect GLES include directory on Raspberry PI
if (EXISTS /opt/vc/include)
target_include_directories(nanogui PUBLIC /opt/vc/include)
endif()
if (NANOGUI_INSTALL)
include(GNUInstallDirs)
include(CMakePackageConfigHelpers)
install(TARGETS nanogui
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
install(DIRECTORY include/nanogui DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
FILES_MATCHING PATTERN "*.h")
install(DIRECTORY ext/nanovg/src/ DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/nanovg
FILES_MATCHING PATTERN "*.h")
if (NANOGUI_BUILD_GLFW)
install(DIRECTORY ext/glfw/include/GLFW DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
FILES_MATCHING PATTERN "*.h")
endif()
if (NANOGUI_BUILD_GLAD)
install(DIRECTORY ext/glad/include/ DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/glad
FILES_MATCHING PATTERN "*.h")
endif()
install(TARGETS nanogui EXPORT nanoguiTargets)
set(NANOGUI_CMAKECONFIG_INSTALL_DIR "${CMAKE_INSTALL_DATAROOTDIR}/cmake/nanogui")
configure_package_config_file(
resources/nanoguiConfig.cmake.in nanoguiConfig.cmake
INSTALL_DESTINATION ${NANOGUI_CMAKECONFIG_INSTALL_DIR})
write_basic_package_version_file(
nanoguiConfigVersion.cmake
VERSION ${PROJECT_VERSION}
COMPATIBILITY AnyNewerVersion ARCH_INDEPENDENT)
install(
EXPORT nanoguiTargets
DESTINATION ${NANOGUI_CMAKECONFIG_INSTALL_DIR})
install(
FILES
${CMAKE_CURRENT_BINARY_DIR}/nanoguiConfigVersion.cmake
${CMAKE_CURRENT_BINARY_DIR}/nanoguiConfig.cmake
DESTINATION ${NANOGUI_CMAKECONFIG_INSTALL_DIR})
endif()
# Quench warnings while compiling NanoVG
if (CMAKE_COMPILER_IS_GNUCC)
set_source_files_properties(ext/nanovg/src/nanovg.c PROPERTIES COMPILE_FLAGS -Wno-unused-result)
elseif(MSVC)
set_source_files_properties(ext/nanovg/src/nanovg.c PROPERTIES COMPILE_FLAGS "/wd4005 /wd4456 /wd4457")
endif()
# Build example application if desired
if (NANOGUI_BUILD_EXAMPLES)
add_executable(example1 src/example1.cpp)
add_executable(example2 src/example2.cpp)
add_executable(example3 src/example3.cpp)
add_executable(example4 src/example4.cpp)
add_executable(example_icons src/example_icons.cpp)
target_link_libraries(example1 nanogui)
target_link_libraries(example2 nanogui)
target_link_libraries(example3 nanogui ${NANOGUI_LIBS}) # For OpenGL
target_link_libraries(example4 nanogui)
target_link_libraries(example_icons nanogui)
# Copy icons for example application
file(COPY resources/icons DESTINATION ${CMAKE_CURRENT_BINARY_DIR})
endif()
if (NANOGUI_BUILD_PYTHON)
message(STATUS "NanoGUI: building the Python plugin.")
if (NOT TARGET nanobind::module)
if (SKBUILD)
# Constrain FindPython to find the Python version used by scikit-build
set(Python_VERSION "${PYTHON_VERSION_STRING}")
find_package(Python COMPONENTS Interpreter Development.Module REQUIRED)
execute_process(
COMMAND
"${PYTHON_EXECUTABLE}" -c "import nanobind; print(nanobind.cmake_dir())"
OUTPUT_VARIABLE _tmp_dir
OUTPUT_STRIP_TRAILING_WHITESPACE)
list(APPEND CMAKE_PREFIX_PATH "${_tmp_dir}")
find_package(nanobind CONFIG REQUIRED)
else()
find_package(Python COMPONENTS Interpreter Development.Module REQUIRED)
# Allow overriding the nanobind library used to compile NanoGUI
set(NANOGUI_NANOBIND_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ext/nanobind"
CACHE STRING "Path containing the 'nanobind' library used to compile nanogui.")
add_subdirectory(${NANOGUI_NANOBIND_DIR} ext/nanobind)
mark_as_advanced(
USE_PYTHON_INCLUDE_DIR NANOBIND_INSTALL NANOBIND_TEST NANOBIND_NOPYTHON
NANOBIND_FINDPYTHON NANOBIND_PYTHON_VERSION NANOBIND_WERROR
NANOGUI_NANOBIND_DIR)
endif()
endif()
add_subdirectory(src/python)
else()
message(STATUS "NanoGUI: not building the Python plugin.")
endif()
if (NANOGUI_BUILD_PYTHON AND NANOGUI_MASTER_PROJECT)
# Create documentation for python plugin (optional target for developers)
string(REPLACE " " ";" MKDOC_CXX_FLAGS ${CMAKE_CXX_FLAGS})
get_property(MKDOC_INCLUDE_DIRECTORIES DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} PROPERTY INCLUDE_DIRECTORIES)
get_property(MKDOC_COMPILE_DEFINITIONS DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} PROPERTY COMPILE_DEFINITIONS)
foreach (value ${MKDOC_INCLUDE_DIRECTORIES})
list(APPEND MKDOC_CXX_FLAGS -I${value})
endforeach()
# Make sure platform specific code gets kept in py_doc.h (specifically __doc_nanogui_chdir_to_bundle_parent)
list(APPEND MKDOC_COMPILE_DEFINITIONS "DOXYGEN_DOCUMENTATION_BUILD")
foreach (value ${MKDOC_COMPILE_DEFINITIONS})
list(APPEND MKDOC_CXX_FLAGS -D${value})
endforeach()
add_custom_target(docstrings USES_TERMINAL COMMAND
${Python_EXECUTABLE} -m pybind11_mkdoc -std=c++17 -stdlib=libc++
${MKDOC_CXXFLAGS}
${NANOGUI_BACKEND_DEFS}
-I${PROJECT_SOURCE_DIR}/include
-I${PROJECT_SOURCE_DIR}/ext/glfw/include
-I${PROJECT_SOURCE_DIR}/ext/nanovg/src
${PROJECT_SOURCE_DIR}/include/nanogui/*.h
-o ${CMAKE_CURRENT_SOURCE_DIR}/src/python/py_doc.h
)
endif()
# vim: set et ts=2 sw=2 ft=cmake nospell: