-
-
Notifications
You must be signed in to change notification settings - Fork 914
/
Compositor.cpp
3000 lines (2323 loc) · 104 KB
/
Compositor.cpp
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
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
#include "Compositor.hpp"
#include "helpers/Splashes.hpp"
#include "config/ConfigValue.hpp"
#include "managers/CursorManager.hpp"
#include "managers/TokenManager.hpp"
#include "managers/PointerManager.hpp"
#include "managers/SeatManager.hpp"
#include "managers/eventLoop/EventLoopManager.hpp"
#include <aquamarine/output/Output.hpp>
#include <bit>
#include <random>
#include <cstring>
#include <filesystem>
#include <unordered_set>
#include "debug/HyprCtl.hpp"
#include "debug/CrashReporter.hpp"
#ifdef USES_SYSTEMD
#include <helpers/SdDaemon.hpp> // for SdNotify
#endif
#include <ranges>
#include "helpers/varlist/VarList.hpp"
#include "protocols/FractionalScale.hpp"
#include "protocols/PointerConstraints.hpp"
#include "protocols/LayerShell.hpp"
#include "protocols/XDGShell.hpp"
#include "protocols/core/Compositor.hpp"
#include "protocols/core/Subcompositor.hpp"
#include "desktop/LayerSurface.hpp"
#include "render/Renderer.hpp"
#include "xwayland/XWayland.hpp"
#include <hyprutils/string/String.hpp>
#include <aquamarine/input/Input.hpp>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/resource.h>
using namespace Hyprutils::String;
using namespace Aquamarine;
int handleCritSignal(int signo, void* data) {
Debug::log(LOG, "Hyprland received signal {}", signo);
if (signo == SIGTERM || signo == SIGINT || signo == SIGKILL)
g_pCompositor->stopCompositor();
return 0;
}
void handleUnrecoverableSignal(int sig) {
// remove our handlers
signal(SIGABRT, SIG_DFL);
signal(SIGSEGV, SIG_DFL);
if (g_pHookSystem && g_pHookSystem->m_bCurrentEventPlugin) {
longjmp(g_pHookSystem->m_jbHookFaultJumpBuf, 1);
return;
}
// Kill the program if the crash-reporter is caught in a deadlock.
signal(SIGALRM, [](int _) {
char const* msg = "\nCrashReporter exceeded timeout, forcefully exiting\n";
write(2, msg, strlen(msg));
abort();
});
alarm(15);
CrashReporter::createAndSaveCrash(sig);
abort();
}
void handleUserSignal(int sig) {
if (sig == SIGUSR1) {
// means we have to unwind a timed out event
throw std::exception();
}
}
static LogLevel aqLevelToHl(Aquamarine::eBackendLogLevel level) {
switch (level) {
case Aquamarine::eBackendLogLevel::AQ_LOG_TRACE: return TRACE;
case Aquamarine::eBackendLogLevel::AQ_LOG_DEBUG: return LOG;
case Aquamarine::eBackendLogLevel::AQ_LOG_ERROR: return ERR;
case Aquamarine::eBackendLogLevel::AQ_LOG_WARNING: return WARN;
case Aquamarine::eBackendLogLevel::AQ_LOG_CRITICAL: return CRIT;
default: break;
}
return NONE;
}
void aqLog(Aquamarine::eBackendLogLevel level, std::string msg) {
Debug::log(aqLevelToHl(level), "[AQ] {}", msg);
}
void CCompositor::bumpNofile() {
if (!getrlimit(RLIMIT_NOFILE, &m_sOriginalNofile))
Debug::log(LOG, "Old rlimit: soft -> {}, hard -> {}", m_sOriginalNofile.rlim_cur, m_sOriginalNofile.rlim_max);
else {
Debug::log(ERR, "Failed to get NOFILE rlimits");
m_sOriginalNofile.rlim_max = 0;
return;
}
rlimit newLimit = m_sOriginalNofile;
newLimit.rlim_cur = newLimit.rlim_max;
if (setrlimit(RLIMIT_NOFILE, &newLimit) < 0) {
Debug::log(ERR, "Failed bumping NOFILE limits higher");
m_sOriginalNofile.rlim_max = 0;
return;
}
if (!getrlimit(RLIMIT_NOFILE, &newLimit))
Debug::log(LOG, "New rlimit: soft -> {}, hard -> {}", newLimit.rlim_cur, newLimit.rlim_max);
}
void CCompositor::restoreNofile() {
if (m_sOriginalNofile.rlim_max <= 0)
return;
if (setrlimit(RLIMIT_NOFILE, &m_sOriginalNofile) < 0)
Debug::log(ERR, "Failed restoring NOFILE limits");
}
CCompositor::CCompositor() {
m_iHyprlandPID = getpid();
m_szHyprTempDataRoot = std::string{getenv("XDG_RUNTIME_DIR")} + "/hypr";
if (m_szHyprTempDataRoot.starts_with("/hypr")) {
std::cout << "Bailing out, XDG_RUNTIME_DIR is invalid\n";
throw std::runtime_error("CCompositor() failed");
}
if (!m_szHyprTempDataRoot.starts_with("/run/user"))
std::cout << "[!!WARNING!!] XDG_RUNTIME_DIR looks non-standard. Proceeding anyways...\n";
std::random_device dev;
std::mt19937 engine(dev());
std::uniform_int_distribution<> distribution(0, INT32_MAX);
m_szInstanceSignature = GIT_COMMIT_HASH + std::string("_") + std::to_string(time(NULL)) + "_" + std::to_string(distribution(engine));
setenv("HYPRLAND_INSTANCE_SIGNATURE", m_szInstanceSignature.c_str(), true);
if (!std::filesystem::exists(m_szHyprTempDataRoot))
mkdir(m_szHyprTempDataRoot.c_str(), S_IRWXU);
else if (!std::filesystem::is_directory(m_szHyprTempDataRoot)) {
std::cout << "Bailing out, " << m_szHyprTempDataRoot << " is not a directory\n";
throw std::runtime_error("CCompositor() failed");
}
m_szInstancePath = m_szHyprTempDataRoot + "/" + m_szInstanceSignature;
if (std::filesystem::exists(m_szInstancePath)) {
std::cout << "Bailing out, " << m_szInstancePath << " exists??\n";
throw std::runtime_error("CCompositor() failed");
}
if (mkdir(m_szInstancePath.c_str(), S_IRWXU) < 0) {
std::cout << "Bailing out, couldn't create " << m_szInstancePath << "\n";
throw std::runtime_error("CCompositor() failed");
}
Debug::init(m_szInstancePath);
Debug::log(LOG, "Instance Signature: {}", m_szInstanceSignature);
Debug::log(LOG, "Runtime directory: {}", m_szInstancePath);
Debug::log(LOG, "Hyprland PID: {}", m_iHyprlandPID);
Debug::log(LOG, "===== SYSTEM INFO: =====");
logSystemInfo();
Debug::log(LOG, "========================");
Debug::log(NONE, "\n\n"); // pad
Debug::log(INFO, "If you are crashing, or encounter any bugs, please consult https://wiki.hyprland.org/Crashes-and-Bugs/\n\n");
setRandomSplash();
Debug::log(LOG, "\nCurrent splash: {}\n\n", m_szCurrentSplash);
bumpNofile();
}
CCompositor::~CCompositor() {
if (!m_bIsShuttingDown)
cleanup();
}
void CCompositor::setRandomSplash() {
std::random_device dev;
std::mt19937 engine(dev());
std::uniform_int_distribution<> distribution(0, SPLASHES.size() - 1);
m_szCurrentSplash = SPLASHES[distribution(engine)];
}
static std::vector<SP<Aquamarine::IOutput>> pendingOutputs;
//
void CCompositor::initServer(std::string socketName, int socketFd) {
m_sWLDisplay = wl_display_create();
m_sWLEventLoop = wl_display_get_event_loop(m_sWLDisplay);
// register crit signal handler
m_critSigSource = wl_event_loop_add_signal(m_sWLEventLoop, SIGTERM, handleCritSignal, nullptr);
if (!envEnabled("HYPRLAND_NO_CRASHREPORTER")) {
signal(SIGSEGV, handleUnrecoverableSignal);
signal(SIGABRT, handleUnrecoverableSignal);
}
signal(SIGUSR1, handleUserSignal);
initManagers(STAGE_PRIORITY);
if (envEnabled("HYPRLAND_TRACE"))
Debug::trace = true;
Aquamarine::SBackendOptions options;
options.logFunction = aqLog;
std::vector<Aquamarine::SBackendImplementationOptions> implementations;
Aquamarine::SBackendImplementationOptions option;
option.backendType = Aquamarine::eBackendType::AQ_BACKEND_HEADLESS;
option.backendRequestMode = Aquamarine::eBackendRequestMode::AQ_BACKEND_REQUEST_MANDATORY;
implementations.emplace_back(option);
option.backendType = Aquamarine::eBackendType::AQ_BACKEND_DRM;
option.backendRequestMode = Aquamarine::eBackendRequestMode::AQ_BACKEND_REQUEST_IF_AVAILABLE;
implementations.emplace_back(option);
option.backendType = Aquamarine::eBackendType::AQ_BACKEND_WAYLAND;
option.backendRequestMode = Aquamarine::eBackendRequestMode::AQ_BACKEND_REQUEST_FALLBACK;
implementations.emplace_back(option);
m_pAqBackend = CBackend::create(implementations, options);
if (!m_pAqBackend) {
Debug::log(CRIT,
"m_pAqBackend was null! This usually means aquamarine could not find a GPU or encountered some issues. Make sure you're running either on a tty or on a Wayland "
"session, NOT an X11 one.");
throwError("CBackend::create() failed!");
}
// TODO: headless only
initAllSignals();
if (!m_pAqBackend->start()) {
Debug::log(CRIT,
"m_pAqBackend couldn't start! This usually means aquamarine could not find a GPU or encountered some issues. Make sure you're running either on a tty or on a "
"Wayland session, NOT an X11 one.");
throwError("CBackend::create() failed!");
}
m_bInitialized = true;
m_iDRMFD = m_pAqBackend->drmFD();
Debug::log(LOG, "Running on DRMFD: {}", m_iDRMFD);
if (!socketName.empty() && socketFd != -1) {
fcntl(socketFd, F_SETFD, FD_CLOEXEC);
const auto RETVAL = wl_display_add_socket_fd(m_sWLDisplay, socketFd);
if (RETVAL >= 0) {
m_szWLDisplaySocket = socketName;
Debug::log(LOG, "wl_display_add_socket_fd for {} succeeded with {}", socketName, RETVAL);
} else
Debug::log(WARN, "wl_display_add_socket_fd for {} returned {}: skipping", socketName, RETVAL);
} else {
// get socket, avoid using 0
for (int candidate = 1; candidate <= 32; candidate++) {
const auto CANDIDATESTR = ("wayland-" + std::to_string(candidate));
const auto RETVAL = wl_display_add_socket(m_sWLDisplay, CANDIDATESTR.c_str());
if (RETVAL >= 0) {
m_szWLDisplaySocket = CANDIDATESTR;
Debug::log(LOG, "wl_display_add_socket for {} succeeded with {}", CANDIDATESTR, RETVAL);
break;
} else
Debug::log(WARN, "wl_display_add_socket for {} returned {}: skipping candidate {}", CANDIDATESTR, RETVAL, candidate);
}
}
if (m_szWLDisplaySocket.empty()) {
Debug::log(WARN, "All candidates failed, trying wl_display_add_socket_auto");
const auto SOCKETSTR = wl_display_add_socket_auto(m_sWLDisplay);
if (SOCKETSTR)
m_szWLDisplaySocket = SOCKETSTR;
}
if (m_szWLDisplaySocket.empty()) {
Debug::log(CRIT, "m_szWLDisplaySocket NULL!");
throwError("m_szWLDisplaySocket was null! (wl_display_add_socket and wl_display_add_socket_auto failed)");
}
setenv("WAYLAND_DISPLAY", m_szWLDisplaySocket.c_str(), 1);
setenv("XDG_SESSION_TYPE", "wayland", 1);
initManagers(STAGE_BASICINIT);
initManagers(STAGE_LATE);
for (auto& o : pendingOutputs) {
onNewMonitor(o);
}
pendingOutputs.clear();
}
void CCompositor::initAllSignals() {
m_pAqBackend->events.newOutput.registerStaticListener(
[this](void* p, std::any data) {
auto output = std::any_cast<SP<Aquamarine::IOutput>>(data);
Debug::log(LOG, "New aquamarine output with name {}", output->name);
if (m_bInitialized)
onNewMonitor(output);
else
pendingOutputs.emplace_back(output);
},
nullptr);
m_pAqBackend->events.newPointer.registerStaticListener(
[](void* data, std::any d) {
auto dev = std::any_cast<SP<Aquamarine::IPointer>>(d);
Debug::log(LOG, "New aquamarine pointer with name {}", dev->getName());
g_pInputManager->newMouse(dev);
g_pInputManager->updateCapabilities();
},
nullptr);
m_pAqBackend->events.newKeyboard.registerStaticListener(
[](void* data, std::any d) {
auto dev = std::any_cast<SP<Aquamarine::IKeyboard>>(d);
Debug::log(LOG, "New aquamarine keyboard with name {}", dev->getName());
g_pInputManager->newKeyboard(dev);
g_pInputManager->updateCapabilities();
},
nullptr);
m_pAqBackend->events.newTouch.registerStaticListener(
[](void* data, std::any d) {
auto dev = std::any_cast<SP<Aquamarine::ITouch>>(d);
Debug::log(LOG, "New aquamarine touch with name {}", dev->getName());
g_pInputManager->newTouchDevice(dev);
g_pInputManager->updateCapabilities();
},
nullptr);
m_pAqBackend->events.newSwitch.registerStaticListener(
[](void* data, std::any d) {
auto dev = std::any_cast<SP<Aquamarine::ISwitch>>(d);
Debug::log(LOG, "New aquamarine switch with name {}", dev->getName());
g_pInputManager->newSwitch(dev);
},
nullptr);
m_pAqBackend->events.newTablet.registerStaticListener(
[](void* data, std::any d) {
auto dev = std::any_cast<SP<Aquamarine::ITablet>>(d);
Debug::log(LOG, "New aquamarine tablet with name {}", dev->getName());
g_pInputManager->newTablet(dev);
},
nullptr);
m_pAqBackend->events.newTabletPad.registerStaticListener(
[](void* data, std::any d) {
auto dev = std::any_cast<SP<Aquamarine::ITabletPad>>(d);
Debug::log(LOG, "New aquamarine tablet pad with name {}", dev->getName());
g_pInputManager->newTabletPad(dev);
},
nullptr);
if (m_pAqBackend->hasSession()) {
m_pAqBackend->session->events.changeActive.registerStaticListener(
[this](void*, std::any) {
if (m_pAqBackend->session->active) {
Debug::log(LOG, "Session got activated!");
m_bSessionActive = true;
for (auto& m : m_vMonitors) {
scheduleFrameForMonitor(m.get());
g_pHyprRenderer->applyMonitorRule(m.get(), &m->activeMonitorRule, true);
}
g_pConfigManager->m_bWantsMonitorReload = true;
} else {
Debug::log(LOG, "Session got deactivated!");
m_bSessionActive = false;
for (auto& m : m_vMonitors) {
m->noFrameSchedule = true;
m->framesToSkip = 1;
}
}
},
nullptr);
}
}
void CCompositor::removeAllSignals() {
;
}
void CCompositor::cleanEnvironment() {
// in compositor constructor
unsetenv("WAYLAND_DISPLAY");
// in startCompositor
unsetenv("HYPRLAND_INSTANCE_SIGNATURE");
// in main
unsetenv("HYPRLAND_CMD");
unsetenv("XDG_BACKEND");
unsetenv("XDG_CURRENT_DESKTOP");
if (m_pAqBackend->hasSession()) {
const auto CMD =
#ifdef USES_SYSTEMD
"systemctl --user unset-environment DISPLAY WAYLAND_DISPLAY HYPRLAND_INSTANCE_SIGNATURE XDG_CURRENT_DESKTOP QT_QPA_PLATFORMTHEME PATH XDG_DATA_DIRS && hash "
"dbus-update-activation-environment 2>/dev/null && "
#endif
"dbus-update-activation-environment --systemd WAYLAND_DISPLAY XDG_CURRENT_DESKTOP HYPRLAND_INSTANCE_SIGNATURE QT_QPA_PLATFORMTHEME PATH XDG_DATA_DIRS";
g_pKeybindManager->spawn(CMD);
}
}
void CCompositor::stopCompositor() {
Debug::log(LOG, "Hyprland is stopping!");
// this stops the wayland loop, wl_display_run
wl_display_terminate(m_sWLDisplay);
m_bIsShuttingDown = true;
}
void CCompositor::cleanup() {
if (!m_sWLDisplay)
return;
signal(SIGABRT, SIG_DFL);
signal(SIGSEGV, SIG_DFL);
removeLockFile();
m_bIsShuttingDown = true;
Debug::shuttingDown = true;
#ifdef USES_SYSTEMD
if (Systemd::SdBooted() > 0 && !envEnabled("HYPRLAND_NO_SD_NOTIFY"))
Systemd::SdNotify(0, "STOPPING=1");
#endif
cleanEnvironment();
// unload all remaining plugins while the compositor is
// still in a normal working state.
g_pPluginSystem->unloadAllPlugins();
m_pLastFocus.reset();
m_pLastWindow.reset();
m_vWorkspaces.clear();
m_vWindows.clear();
for (auto& m : m_vMonitors) {
g_pHyprOpenGL->destroyMonitorResources(m.get());
m->output->state->setEnabled(false);
m->state.commit();
}
g_pXWayland.reset();
m_vMonitors.clear();
wl_display_destroy_clients(g_pCompositor->m_sWLDisplay);
removeAllSignals();
g_pInputManager.reset();
g_pDecorationPositioner.reset();
g_pCursorManager.reset();
g_pPluginSystem.reset();
g_pHyprNotificationOverlay.reset();
g_pDebugOverlay.reset();
g_pEventManager.reset();
g_pSessionLockManager.reset();
g_pProtocolManager.reset();
g_pHyprRenderer.reset();
g_pHyprOpenGL.reset();
g_pThreadManager.reset();
g_pConfigManager.reset();
g_pLayoutManager.reset();
g_pHyprError.reset();
g_pConfigManager.reset();
g_pAnimationManager.reset();
g_pKeybindManager.reset();
g_pHookSystem.reset();
g_pWatchdog.reset();
g_pXWaylandManager.reset();
g_pPointerManager.reset();
g_pSeatManager.reset();
g_pHyprCtl.reset();
g_pEventLoopManager.reset();
if (m_pAqBackend)
m_pAqBackend.reset();
if (m_critSigSource)
wl_event_source_remove(m_critSigSource);
// this frees all wayland resources, including sockets
wl_display_destroy(m_sWLDisplay);
Debug::close();
}
void CCompositor::initManagers(eManagersInitStage stage) {
switch (stage) {
case STAGE_PRIORITY: {
Debug::log(LOG, "Creating the EventLoopManager!");
g_pEventLoopManager = std::make_unique<CEventLoopManager>(m_sWLDisplay, m_sWLEventLoop);
Debug::log(LOG, "Creating the HookSystem!");
g_pHookSystem = std::make_unique<CHookSystemManager>();
Debug::log(LOG, "Creating the KeybindManager!");
g_pKeybindManager = std::make_unique<CKeybindManager>();
Debug::log(LOG, "Creating the AnimationManager!");
g_pAnimationManager = std::make_unique<CAnimationManager>();
Debug::log(LOG, "Creating the ConfigManager!");
g_pConfigManager = std::make_unique<CConfigManager>();
Debug::log(LOG, "Creating the CHyprError!");
g_pHyprError = std::make_unique<CHyprError>();
Debug::log(LOG, "Creating the LayoutManager!");
g_pLayoutManager = std::make_unique<CLayoutManager>();
Debug::log(LOG, "Creating the TokenManager!");
g_pTokenManager = std::make_unique<CTokenManager>();
g_pConfigManager->init();
g_pWatchdog = std::make_unique<CWatchdog>(); // requires config
Debug::log(LOG, "Creating the PointerManager!");
g_pPointerManager = std::make_unique<CPointerManager>();
Debug::log(LOG, "Creating the EventManager!");
g_pEventManager = std::make_unique<CEventManager>();
} break;
case STAGE_BASICINIT: {
Debug::log(LOG, "Creating the CHyprOpenGLImpl!");
g_pHyprOpenGL = std::make_unique<CHyprOpenGLImpl>();
Debug::log(LOG, "Creating the ProtocolManager!");
g_pProtocolManager = std::make_unique<CProtocolManager>();
Debug::log(LOG, "Creating the SeatManager!");
g_pSeatManager = std::make_unique<CSeatManager>();
} break;
case STAGE_LATE: {
Debug::log(LOG, "Creating the ThreadManager!");
g_pThreadManager = std::make_unique<CThreadManager>();
Debug::log(LOG, "Creating CHyprCtl");
g_pHyprCtl = std::make_unique<CHyprCtl>();
Debug::log(LOG, "Creating the InputManager!");
g_pInputManager = std::make_unique<CInputManager>();
Debug::log(LOG, "Creating the HyprRenderer!");
g_pHyprRenderer = std::make_unique<CHyprRenderer>();
Debug::log(LOG, "Creating the XWaylandManager!");
g_pXWaylandManager = std::make_unique<CHyprXWaylandManager>();
Debug::log(LOG, "Creating the SessionLockManager!");
g_pSessionLockManager = std::make_unique<CSessionLockManager>();
Debug::log(LOG, "Creating the HyprDebugOverlay!");
g_pDebugOverlay = std::make_unique<CHyprDebugOverlay>();
Debug::log(LOG, "Creating the HyprNotificationOverlay!");
g_pHyprNotificationOverlay = std::make_unique<CHyprNotificationOverlay>();
Debug::log(LOG, "Creating the PluginSystem!");
g_pPluginSystem = std::make_unique<CPluginSystem>();
g_pConfigManager->handlePluginLoads();
Debug::log(LOG, "Creating the DecorationPositioner!");
g_pDecorationPositioner = std::make_unique<CDecorationPositioner>();
Debug::log(LOG, "Creating the CursorManager!");
g_pCursorManager = std::make_unique<CCursorManager>();
Debug::log(LOG, "Starting XWayland");
g_pXWayland = std::make_unique<CXWayland>();
} break;
default: UNREACHABLE();
}
}
void CCompositor::createLockFile() {
const auto PATH = m_szInstancePath + "/hyprland.lock";
std::ofstream ofs(PATH, std::ios::trunc);
ofs << m_iHyprlandPID << "\n" << m_szWLDisplaySocket << "\n";
ofs.close();
}
void CCompositor::removeLockFile() {
const auto PATH = m_szInstancePath + "/hyprland.lock";
if (std::filesystem::exists(PATH))
std::filesystem::remove(PATH);
}
void CCompositor::prepareFallbackOutput() {
// create a backup monitor
SP<Aquamarine::IBackendImplementation> headless;
for (auto& impl : m_pAqBackend->getImplementations()) {
if (impl->type() == Aquamarine::AQ_BACKEND_HEADLESS) {
headless = impl;
break;
}
}
if (!headless) {
Debug::log(WARN, "No headless in prepareFallbackOutput?!");
return;
}
headless->createOutput();
}
void CCompositor::startCompositor() {
signal(SIGPIPE, SIG_IGN);
if (m_pAqBackend->hasSession() /* Session-less Hyprland usually means a nest, don't update the env in that case */) {
const auto CMD =
#ifdef USES_SYSTEMD
"systemctl --user import-environment DISPLAY WAYLAND_DISPLAY HYPRLAND_INSTANCE_SIGNATURE XDG_CURRENT_DESKTOP QT_QPA_PLATFORMTHEME PATH XDG_DATA_DIRS && hash "
"dbus-update-activation-environment 2>/dev/null && "
#endif
"dbus-update-activation-environment --systemd WAYLAND_DISPLAY XDG_CURRENT_DESKTOP HYPRLAND_INSTANCE_SIGNATURE QT_QPA_PLATFORMTHEME PATH XDG_DATA_DIRS";
g_pKeybindManager->spawn(CMD);
}
Debug::log(LOG, "Running on WAYLAND_DISPLAY: {}", m_szWLDisplaySocket);
prepareFallbackOutput();
g_pHyprRenderer->setCursorFromName("left_ptr");
#ifdef USES_SYSTEMD
if (Systemd::SdBooted() > 0) {
// tell systemd that we are ready so it can start other bond, following, related units
if (!envEnabled("HYPRLAND_NO_SD_NOTIFY"))
Systemd::SdNotify(0, "READY=1");
} else
Debug::log(LOG, "systemd integration is baked in but system itself is not booted à la systemd!");
#endif
createLockFile();
EMIT_HOOK_EVENT("ready", nullptr);
// This blocks until we are done.
Debug::log(LOG, "Hyprland is ready, running the event loop!");
g_pEventLoopManager->enterLoop();
}
CMonitor* CCompositor::getMonitorFromID(const MONITORID& id) {
for (auto& m : m_vMonitors) {
if (m->ID == id) {
return m.get();
}
}
return nullptr;
}
CMonitor* CCompositor::getMonitorFromName(const std::string& name) {
for (auto& m : m_vMonitors) {
if (m->szName == name) {
return m.get();
}
}
return nullptr;
}
CMonitor* CCompositor::getMonitorFromDesc(const std::string& desc) {
for (auto& m : m_vMonitors) {
if (m->szDescription.starts_with(desc))
return m.get();
}
return nullptr;
}
CMonitor* CCompositor::getMonitorFromCursor() {
return getMonitorFromVector(g_pPointerManager->position());
}
CMonitor* CCompositor::getMonitorFromVector(const Vector2D& point) {
SP<CMonitor> mon;
for (auto& m : m_vMonitors) {
if (CBox{m->vecPosition, m->vecSize}.containsPoint(point)) {
mon = m;
break;
}
}
if (!mon) {
float bestDistance = 0.f;
SP<CMonitor> pBestMon;
for (auto& m : m_vMonitors) {
float dist = vecToRectDistanceSquared(point, m->vecPosition, m->vecPosition + m->vecSize);
if (dist < bestDistance || !pBestMon) {
bestDistance = dist;
pBestMon = m;
}
}
if (!pBestMon) { // ?????
Debug::log(WARN, "getMonitorFromVector no close mon???");
return m_vMonitors.front().get();
}
return pBestMon.get();
}
return mon.get();
}
void CCompositor::removeWindowFromVectorSafe(PHLWINDOW pWindow) {
if (!pWindow->m_bFadingOut) {
EMIT_HOOK_EVENT("destroyWindow", pWindow);
std::erase_if(m_vWindows, [&](SP<CWindow>& el) { return el == pWindow; });
std::erase_if(m_vWindowsFadingOut, [&](PHLWINDOWREF el) { return el.lock() == pWindow; });
}
}
bool CCompositor::monitorExists(CMonitor* pMonitor) {
for (auto& m : m_vRealMonitors) {
if (m.get() == pMonitor)
return true;
}
return false;
}
PHLWINDOW CCompositor::vectorToWindowUnified(const Vector2D& pos, uint8_t properties, PHLWINDOW pIgnoreWindow) {
const auto PMONITOR = getMonitorFromVector(pos);
static auto PRESIZEONBORDER = CConfigValue<Hyprlang::INT>("general:resize_on_border");
static auto PBORDERSIZE = CConfigValue<Hyprlang::INT>("general:border_size");
static auto PBORDERGRABEXTEND = CConfigValue<Hyprlang::INT>("general:extend_border_grab_area");
static auto PSPECIALFALLTHRU = CConfigValue<Hyprlang::INT>("input:special_fallthrough");
const auto BORDER_GRAB_AREA = *PRESIZEONBORDER ? *PBORDERSIZE + *PBORDERGRABEXTEND : 0;
// pinned windows on top of floating regardless
if (properties & ALLOW_FLOATING) {
for (auto& w : m_vWindows | std::views::reverse) {
const auto BB = w->getWindowBoxUnified(properties);
CBox box = BB.copy().expand(w->m_iX11Type != 2 ? BORDER_GRAB_AREA : 0);
if (w->m_bIsFloating && w->m_bIsMapped && !w->isHidden() && !w->m_bX11ShouldntFocus && w->m_bPinned && !w->m_sWindowData.noFocus.valueOrDefault() &&
w != pIgnoreWindow) {
if (box.containsPoint(g_pPointerManager->position()))
return w;
if (!w->m_bIsX11) {
if (w->hasPopupAt(pos))
return w;
}
}
}
}
auto windowForWorkspace = [&](bool special) -> PHLWINDOW {
auto floating = [&](bool aboveFullscreen) -> PHLWINDOW {
for (auto& w : m_vWindows | std::views::reverse) {
if (special && !w->onSpecialWorkspace()) // because special floating may creep up into regular
continue;
const auto BB = w->getWindowBoxUnified(properties);
const auto PWINDOWMONITOR = getMonitorFromID(w->m_iMonitorID);
// to avoid focusing windows behind special workspaces from other monitors
if (!*PSPECIALFALLTHRU && PWINDOWMONITOR && PWINDOWMONITOR->activeSpecialWorkspace && w->m_pWorkspace != PWINDOWMONITOR->activeSpecialWorkspace &&
BB.x >= PWINDOWMONITOR->vecPosition.x && BB.y >= PWINDOWMONITOR->vecPosition.y &&
BB.x + BB.width <= PWINDOWMONITOR->vecPosition.x + PWINDOWMONITOR->vecSize.x && BB.y + BB.height <= PWINDOWMONITOR->vecPosition.y + PWINDOWMONITOR->vecSize.y)
continue;
CBox box = BB.copy().expand(w->m_iX11Type != 2 ? BORDER_GRAB_AREA : 0);
if (w->m_bIsFloating && w->m_bIsMapped && isWorkspaceVisible(w->m_pWorkspace) && !w->isHidden() && !w->m_bPinned && !w->m_sWindowData.noFocus.valueOrDefault() &&
w != pIgnoreWindow && (!aboveFullscreen || w->m_bCreatedOverFullscreen)) {
// OR windows should add focus to parent
if (w->m_bX11ShouldntFocus && w->m_iX11Type != 2)
continue;
if (box.containsPoint(g_pPointerManager->position())) {
if (w->m_bIsX11 && w->m_iX11Type == 2 && !w->m_pXWaylandSurface->wantsFocus()) {
// Override Redirect
return g_pCompositor->m_pLastWindow.lock(); // we kinda trick everything here.
// TODO: this is wrong, we should focus the parent, but idk how to get it considering it's nullptr in most cases.
}
return w;
}
if (!w->m_bIsX11) {
if (w->hasPopupAt(pos))
return w;
}
}
}
return nullptr;
};
if (properties & ALLOW_FLOATING) {
// first loop over floating cuz they're above, m_lWindows should be sorted bottom->top, for tiled it doesn't matter.
auto found = floating(true);
if (found)
return found;
}
if (properties & FLOATING_ONLY)
return floating(false);
const WORKSPACEID WSPID = special ? PMONITOR->activeSpecialWorkspaceID() : PMONITOR->activeWorkspaceID();
const auto PWORKSPACE = getWorkspaceByID(WSPID);
if (PWORKSPACE->m_bHasFullscreenWindow)
return getFullscreenWindowOnWorkspace(PWORKSPACE->m_iID);
auto found = floating(false);
if (found)
return found;
// for windows, we need to check their extensions too, first.
for (auto& w : m_vWindows) {
if (special != w->onSpecialWorkspace())
continue;
if (!w->m_bIsX11 && !w->m_bIsFloating && w->m_bIsMapped && w->workspaceID() == WSPID && !w->isHidden() && !w->m_bX11ShouldntFocus &&
!w->m_sWindowData.noFocus.valueOrDefault() && w != pIgnoreWindow) {
if (w->hasPopupAt(pos))
return w;
}
}
for (auto& w : m_vWindows) {
if (special != w->onSpecialWorkspace())
continue;
CBox box = (properties & USE_PROP_TILED) ? w->getWindowBoxUnified(properties) : CBox{w->m_vPosition, w->m_vSize};
if (!w->m_bIsFloating && w->m_bIsMapped && box.containsPoint(pos) && w->workspaceID() == WSPID && !w->isHidden() && !w->m_bX11ShouldntFocus &&
!w->m_sWindowData.noFocus.valueOrDefault() && w != pIgnoreWindow)
return w;
}
return nullptr;
};
// special workspace
if (PMONITOR->activeSpecialWorkspace && !*PSPECIALFALLTHRU)
return windowForWorkspace(true);
if (PMONITOR->activeSpecialWorkspace) {
const auto PWINDOW = windowForWorkspace(true);
if (PWINDOW)
return PWINDOW;
}
return windowForWorkspace(false);
}
SP<CWLSurfaceResource> CCompositor::vectorWindowToSurface(const Vector2D& pos, PHLWINDOW pWindow, Vector2D& sl) {
if (!validMapped(pWindow))
return nullptr;
RASSERT(!pWindow->m_bIsX11, "Cannot call vectorWindowToSurface on an X11 window!");
// try popups first
const auto PPOPUP = pWindow->m_pPopupHead->at(pos);
if (PPOPUP) {
const auto OFF = PPOPUP->coordsRelativeToParent();
sl = pos - pWindow->m_vRealPosition.goal() - OFF;
return PPOPUP->m_pWLSurface->resource();
}
auto [surf, local] = pWindow->m_pWLSurface->resource()->at(pos - pWindow->m_vRealPosition.goal(), true);
if (surf) {
sl = local;
return surf;
}
return nullptr;
}
Vector2D CCompositor::vectorToSurfaceLocal(const Vector2D& vec, PHLWINDOW pWindow, SP<CWLSurfaceResource> pSurface) {
if (!validMapped(pWindow))
return {};
if (pWindow->m_bIsX11)
return vec - pWindow->m_vRealPosition.goal();
const auto PPOPUP = pWindow->m_pPopupHead->at(vec);
if (PPOPUP)
return vec - PPOPUP->coordsGlobal();
std::tuple<SP<CWLSurfaceResource>, Vector2D> iterData = {pSurface, {-1337, -1337}};
pWindow->m_pWLSurface->resource()->breadthfirst(
[](SP<CWLSurfaceResource> surf, const Vector2D& offset, void* data) {
const auto PDATA = (std::tuple<SP<CWLSurfaceResource>, Vector2D>*)data;
if (surf == std::get<0>(*PDATA))
std::get<1>(*PDATA) = offset;
},
&iterData);
CBox geom = pWindow->m_pXDGSurface->current.geometry;
if (std::get<1>(iterData) == Vector2D{-1337, -1337})
return vec - pWindow->m_vRealPosition.goal();
return vec - pWindow->m_vRealPosition.goal() - std::get<1>(iterData) + Vector2D{geom.x, geom.y};
}
CMonitor* CCompositor::getMonitorFromOutput(SP<Aquamarine::IOutput> out) {
for (auto& m : m_vMonitors) {
if (m->output == out) {
return m.get();
}
}
return nullptr;
}
CMonitor* CCompositor::getRealMonitorFromOutput(SP<Aquamarine::IOutput> out) {
for (auto& m : m_vRealMonitors) {
if (m->output == out) {
return m.get();
}
}
return nullptr;
}
void CCompositor::focusWindow(PHLWINDOW pWindow, SP<CWLSurfaceResource> pSurface) {
static auto PFOLLOWMOUSE = CConfigValue<Hyprlang::INT>("input:follow_mouse");
static auto PSPECIALFALLTHROUGH = CConfigValue<Hyprlang::INT>("input:special_fallthrough");
if (g_pSessionLockManager->isSessionLocked()) {
Debug::log(LOG, "Refusing a keyboard focus to a window because of a sessionlock");
return;
}
if (!g_pInputManager->m_dExclusiveLSes.empty()) {
Debug::log(LOG, "Refusing a keyboard focus to a window because of an exclusive ls");
return;
}
if (pWindow && pWindow->m_bIsX11 && pWindow->m_iX11Type == 2 && !pWindow->m_pXWaylandSurface->wantsFocus())
return;
g_pLayoutManager->getCurrentLayout()->bringWindowToTop(pWindow);
if (!pWindow || !validMapped(pWindow)) {
if (m_pLastWindow.expired() && !pWindow)
return;
const auto PLASTWINDOW = m_pLastWindow.lock();
m_pLastWindow.reset();
if (PLASTWINDOW && PLASTWINDOW->m_bIsMapped) {
updateWindowAnimatedDecorationValues(PLASTWINDOW);