-
Notifications
You must be signed in to change notification settings - Fork 17
/
primus_vk.cpp
1443 lines (1295 loc) · 55.8 KB
/
primus_vk.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
#define VK_USE_PLATFORM_XCB_KHR
#define VK_USE_PLATFORM_XLIB_KHR
#define VK_USE_PLATFORM_WAYLAND_KHR
#include "vulkan.h"
#include "vk_layer.h"
#include "primus_vk_dispatch_table.h"
#include <cassert>
#include <cstring>
#include <mutex>
#include <condition_variable>
#include <map>
#include <vector>
#include <list>
#include <iostream>
#include <pthread.h>
#include <stdexcept>
#include <dlfcn.h>
#include <vector>
#include <memory>
#include <thread>
#include <algorithm>
#include <sstream>
#include <string>
#include <chrono>
#include <functional>
#include <X11/extensions/Xrandr.h>
#undef VK_LAYER_EXPORT
#if defined(WIN32)
#define VK_LAYER_EXPORT extern "C" __declspec(dllexport)
#else
#define VK_LAYER_EXPORT extern "C"
#endif
// single global lock, for simplicity
std::mutex global_lock;
typedef std::lock_guard<std::mutex> scoped_lock;
// use the loader's dispatch table pointer as a key for dispatch map lookups
template<typename DispatchableType>
void *&GetKey(DispatchableType inst)
{
return *(void **)inst;
}
class CreateOtherDevice;
// #define TRACE(x)
#define TRACE(x) std::cerr << "PrimusVK: " << x << "\n";
#define TRACE_PROFILING(x)
// #define TRACE_PROFILING(x) std::cout << "PrimusVK: " << x << "\n";
#define TRACE_PROFILING_EVENT(x, y)
// #define TRACE_PROFILING_EVENT(idx, evt) std::cout << "PrimusVK-profiling: " << idx << " " << std::chrono::duration_cast<std::chrono::nanoseconds>(std::chrono::steady_clock::now() - primus_start).count() << " " << evt << "\n";
#define TRACE_FRAME(x)
// #define TRACE_FRAME(x) std::cout << "PrimusVK: " << x << "\n";
#define VK_CHECK_RESULT(x) do{ const VkResult r = x; if(r != VK_SUCCESS){printf("PrimusVK: Error %d in line %d.\n", r, __LINE__);}}while(0);
// #define VK_CHECK_RESULT(x) if(x != VK_SUCCESS){printf("Error %d, in %d\n", x, __LINE__);}
struct InstanceInfo {
public:
VkInstance instance;
PFN_vkLayerCreateDevice layerCreateDevice;
PFN_vkLayerDestroyDevice layerDestroyDevice;
VkPhysicalDevice render = VK_NULL_HANDLE;
uint32_t renderQueueFamilyIndex = 0;
VkPhysicalDevice display = VK_NULL_HANDLE;
uint32_t displayQueueFamilyIndex = 0;
std::map<void*, std::shared_ptr<CreateOtherDevice>> cod = {};
std::shared_ptr<std::mutex> renderQueueMutex = std::make_shared<std::mutex>();
InstanceInfo() = default;
InstanceInfo(const InstanceInfo &) = delete;
InstanceInfo(InstanceInfo &&) = default;
InstanceInfo(VkInstance instance,
PFN_vkLayerCreateDevice layerCreateDevice,
PFN_vkLayerDestroyDevice layerDestroyDevice) : instance(instance), layerCreateDevice(layerCreateDevice), layerDestroyDevice(layerDestroyDevice) {
}
InstanceInfo &operator=(InstanceInfo &&) = default;
private:
void GetEnvVendorDeviceIDs(std::string env, uint32_t &vendor, uint32_t &device) {
char *envstr = getenv(env.c_str());
if(envstr != nullptr){
std::stringstream ss(envstr);
std::string item;
std::vector<uint32_t> hexnums(2);
int i = 0;
while(std::getline(ss, item, ':') && (i < 2)) {
uint32_t num = 0;
std::stringstream _ss;
_ss << std::hex << item;
_ss >> num;
hexnums[i] = num;
++i;
}
vendor = hexnums[0];
device = hexnums[1];
}
}
bool IsDevice(
VkPhysicalDeviceProperties props,
uint32_t vendor,
uint32_t device,
VkPhysicalDeviceType type = VK_PHYSICAL_DEVICE_TYPE_DISCRETE_GPU) {
if((vendor == 0) && (props.deviceType == type)){
if(type == VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU){
TRACE("Got integrated gpu!");
} else {
TRACE("Got discrete gpu!");
}
TRACE("Device: " << props.deviceName);
TRACE(" Type: " << props.deviceType);
return true;
}
if((props.vendorID == vendor) && (props.deviceID == device)){
TRACE("Got device from env!");
TRACE("Device: " << props.deviceName);
TRACE(" Type: " << props.deviceType);
return true;
}
if(props.vendorID == vendor && device == 0){
TRACE("Got device from env! (via vendorID)");
TRACE("Device: " << props.deviceName);
TRACE(" Type: " << props.deviceType);
return true;
}
return false;
}
public:
VkResult searchDevices(PvkInstanceDispatchTable &dispatchTable){
uint32_t displayVendorID = 0;
uint32_t displayDeviceID = 0;
uint32_t renderVendorID = 0;
uint32_t renderDeviceID = 0;
GetEnvVendorDeviceIDs("PRIMUS_VK_DISPLAYID", displayVendorID, displayDeviceID);
GetEnvVendorDeviceIDs("PRIMUS_VK_RENDERID", renderVendorID, renderDeviceID);
std::vector<VkPhysicalDevice> physicalDevices;
{
auto enumerateDevices = dispatchTable.EnumeratePhysicalDevices;
uint32_t gpuCount = 0;
enumerateDevices(instance, &gpuCount, nullptr);
physicalDevices.resize(gpuCount);
enumerateDevices(instance, &gpuCount, physicalDevices.data());
}
TRACE("Searching for display GPU:");
for(auto &dev: physicalDevices){
VkPhysicalDeviceProperties props;
dispatchTable.GetPhysicalDeviceProperties(dev, &props);
TRACE(dev << ": " << props.vendorID << ";" << props.deviceID);
if(IsDevice(props, displayVendorID, displayDeviceID, VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU)){
display = dev;
break;
}
}
TRACE("Searching for render GPU:");
for(auto &dev: physicalDevices){
VkPhysicalDeviceProperties props;
dispatchTable.GetPhysicalDeviceProperties(dev, &props);
TRACE(dev << ".");
if(IsDevice(props, renderVendorID, renderDeviceID)){
render = dev;
break;
}
}
if(display == VK_NULL_HANDLE || render == VK_NULL_HANDLE){
const auto c_icd_filenames = getenv("VK_ICD_FILENAMES");
if(display == VK_NULL_HANDLE) {
TRACE("No device for the display GPU found. Are the intel-mesa drivers installed?");
}
if(render == VK_NULL_HANDLE) {
TRACE("No device for the rendering GPU found. Is the correct driver installed?");
}
if(c_icd_filenames != nullptr) {
TRACE("VK_ICD_FILENAMES=" << c_icd_filenames);
} else {
TRACE("VK_ICD_FILENAMES not set");
}
return VK_ERROR_INITIALIZATION_FAILED;
}
auto ret = getQueueFamilyIndex(display, dispatchTable, &displayQueueFamilyIndex);
if(ret != VK_SUCCESS){
return ret;
}
ret = getQueueFamilyIndex(render, dispatchTable, &renderQueueFamilyIndex);
if(ret != VK_SUCCESS){
return ret;
}
return VK_SUCCESS;
}
VkResult getQueueFamilyIndex(VkPhysicalDevice device, PvkInstanceDispatchTable &dispatchTable, uint32_t *queueFamilyIndex) {
uint32_t display_queue_count = 0;
dispatchTable.GetPhysicalDeviceQueueFamilyProperties(device, &display_queue_count, nullptr);
auto displayQueueProperties = std::vector<VkQueueFamilyProperties>(display_queue_count);
dispatchTable.GetPhysicalDeviceQueueFamilyProperties(device, &display_queue_count, displayQueueProperties.data());
VkQueueFlags requiredFlags = VK_QUEUE_GRAPHICS_BIT | VK_QUEUE_COMPUTE_BIT | VK_QUEUE_TRANSFER_BIT;
bool found = false;
while(*queueFamilyIndex < displayQueueProperties.size()){
auto &prop = displayQueueProperties[*queueFamilyIndex];
if((prop.queueFlags & requiredFlags) == requiredFlags){
found = true;
break;
}
(*queueFamilyIndex)++;
}
if(!found) {
TRACE("No fitting queue found out of: " << display_queue_count);
return VK_ERROR_INITIALIZATION_FAILED;
}
return VK_SUCCESS;
}
};
std::map<void *, PvkInstanceDispatchTable> instance_dispatch;
// VkInstance->disp is beeing malloc'ed for every new instance
// so we can assume it to be a good key.
std::map<void *, InstanceInfo> instance_info;
std::map<void *, InstanceInfo*> device_instance_info;
std::map<void *, PvkDispatchTable> device_dispatch;
///////////////////////////////////////////////////////////////////////////////////////////
// Layer init and shutdown
PvkDispatchTable fetchDispatchTable(PFN_vkGetDeviceProcAddr gdpa, VkDevice *pDevice);
VK_LAYER_EXPORT PFN_vkVoidFunction VKAPI_CALL PrimusVK_GetInstanceProcAddr(VkInstance instance, const char *pName);
VkResult VKAPI_CALL PrimusVK_CreateInstance(
const VkInstanceCreateInfo* pCreateInfo,
const VkAllocationCallbacks* pAllocator,
VkInstance* pInstance)
{
VkLayerInstanceCreateInfo *layer_link_info = nullptr;
PFN_vkLayerCreateDevice layerCreateDevice = nullptr;
PFN_vkLayerDestroyDevice layerDestroyDevice = nullptr;
VkLayerInstanceCreateInfo *layerCreateInfo = (VkLayerInstanceCreateInfo *)pCreateInfo->pNext;
while(layerCreateInfo) {
if ( layerCreateInfo->sType == VK_STRUCTURE_TYPE_LOADER_INSTANCE_CREATE_INFO && layerCreateInfo->function == VK_LAYER_LINK_INFO) {
layer_link_info = layerCreateInfo;
}
if ( layerCreateInfo->sType == VK_STRUCTURE_TYPE_LOADER_INSTANCE_CREATE_INFO && layerCreateInfo->function == VK_LOADER_LAYER_CREATE_DEVICE_CALLBACK) {
layerCreateDevice = layerCreateInfo->u.layerDevice.pfnLayerCreateDevice;
layerDestroyDevice = layerCreateInfo->u.layerDevice.pfnLayerDestroyDevice;
}
layerCreateInfo = (VkLayerInstanceCreateInfo *)layerCreateInfo->pNext;
}
if(layer_link_info == nullptr) {
return VK_ERROR_INITIALIZATION_FAILED;
}
if(layerCreateDevice == nullptr || layerDestroyDevice == nullptr) {
TRACE("Loader did not supply layer device creation callbacks. Please upgrade to vulkan >= 1.1.108");
return VK_ERROR_INITIALIZATION_FAILED;
}
PFN_vkGetInstanceProcAddr gpa = layer_link_info->u.pLayerInfo->pfnNextGetInstanceProcAddr;
layer_link_info->u.pLayerInfo = layer_link_info->u.pLayerInfo->pNext;
PFN_vkCreateInstance createFunc = (PFN_vkCreateInstance)gpa(VK_NULL_HANDLE, "vkCreateInstance");
VK_CHECK_RESULT( createFunc(pCreateInfo, pAllocator, pInstance) );
// fetch our own dispatch table for the functions we need, into the next layer
PvkInstanceDispatchTable dispatchTable = {pInstance, gpa};
auto my_instance_info = InstanceInfo{*pInstance, layerCreateDevice, layerDestroyDevice};
// store the table by key
{
scoped_lock l(global_lock);
instance_dispatch.insert({GetKey(*pInstance), dispatchTable});
instance_info[GetKey(*pInstance)] = std::move(my_instance_info);
}
return VK_SUCCESS;
}
void VKAPI_CALL PrimusVK_DestroyInstance(VkInstance instance, const VkAllocationCallbacks* pAllocator)
{
scoped_lock l(global_lock);
auto instance_key = GetKey(instance);
instance_dispatch[GetKey(instance)].DestroyInstance(instance, pAllocator);
instance_dispatch.erase(instance_key);
instance_info.erase(instance_key);
}
struct FramebufferImage;
struct MappedMemory{
VkDevice device;
VkDeviceMemory mem;
char* data;
MappedMemory(VkDevice device, FramebufferImage &img);
~MappedMemory();
};
struct FramebufferImage {
VkImage img;
VkDeviceMemory mem;
VkDevice device;
std::shared_ptr<MappedMemory> mapped;
FramebufferImage(FramebufferImage &) = delete;
FramebufferImage(VkDevice device, VkExtent2D size, VkImageTiling tiling, VkImageUsageFlags usage, VkFormat format, std::function<uint32_t(uint32_t memory_type_bits)> memoryTypeIndex): device(device){
TRACE("Creating image: " << size.width << "x" << size.height);
VkImageCreateInfo imageCreateCI {};
imageCreateCI.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;
imageCreateCI.imageType = VK_IMAGE_TYPE_2D;
imageCreateCI.format = format;
imageCreateCI.extent.width = size.width;
imageCreateCI.extent.height = size.height;
imageCreateCI.extent.depth = 1;
imageCreateCI.arrayLayers = 1;
imageCreateCI.mipLevels = 1;
imageCreateCI.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
imageCreateCI.samples = VK_SAMPLE_COUNT_1_BIT;
imageCreateCI.tiling = tiling;
imageCreateCI.usage = usage;
VK_CHECK_RESULT(device_dispatch[GetKey(device)].CreateImage(device, &imageCreateCI, nullptr, &img));
VkMemoryRequirements memRequirements {};
VkMemoryAllocateInfo memAllocInfo {.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO};
device_dispatch[GetKey(device)].GetImageMemoryRequirements(device, img, &memRequirements);
memAllocInfo.allocationSize = memRequirements.size;
memAllocInfo.memoryTypeIndex = memoryTypeIndex(memRequirements.memoryTypeBits);
VK_CHECK_RESULT(device_dispatch[GetKey(device)].AllocateMemory(device, &memAllocInfo, nullptr, &mem));
VK_CHECK_RESULT(device_dispatch[GetKey(device)].BindImageMemory(device, img, mem, 0));
}
std::shared_ptr<MappedMemory> getMapped(){
if(!mapped){
throw std::runtime_error("not mapped");
}
return mapped;
}
void map(){
mapped = std::make_shared<MappedMemory>(device, *this);
}
VkSubresourceLayout getLayout(){
VkImageSubresource subResource { VK_IMAGE_ASPECT_COLOR_BIT, 0, 0 };
VkSubresourceLayout subResourceLayout;
device_dispatch[GetKey(device)].GetImageSubresourceLayout(device, img, &subResource, &subResourceLayout);
return subResourceLayout;
}
~FramebufferImage(){
mapped.reset();
device_dispatch[GetKey(device)].FreeMemory(device, mem, nullptr);
device_dispatch[GetKey(device)].DestroyImage(device, img, nullptr);
}
};
MappedMemory::MappedMemory(VkDevice device, FramebufferImage &img): device(device), mem(img.mem){
device_dispatch[GetKey(device)].MapMemory(device, img.mem, 0, VK_WHOLE_SIZE, 0, (void**)&data);
}
MappedMemory::~MappedMemory(){
device_dispatch[GetKey(device)].UnmapMemory(device, mem);
}
class CommandBuffer;
class Fence{
VkDevice device;
public:
VkFence fence;
Fence(VkDevice dev): device(dev){
// Create fence to ensure that the command buffer has finished executing
VkFenceCreateInfo fenceInfo = {.sType=VK_STRUCTURE_TYPE_FENCE_CREATE_INFO};
fenceInfo.flags = 0;
VK_CHECK_RESULT(device_dispatch[GetKey(device)].CreateFence(device, &fenceInfo, nullptr, &fence));
}
void await(){
// Wait for the fence to signal that command buffer has finished executing
VK_CHECK_RESULT(device_dispatch[GetKey(device)].WaitForFences(device, 1, &fence, VK_TRUE, 10000000000L));
}
void reset(){
VK_CHECK_RESULT(device_dispatch[GetKey(device)].ResetFences(device, 1, &fence));
}
Fence(Fence &&other): device(other.device), fence(other.fence){
other.fence = VK_NULL_HANDLE;
}
~Fence(){
if(fence != VK_NULL_HANDLE){
device_dispatch[GetKey(device)].DestroyFence(device, fence, nullptr);
}
}
};
class Semaphore{
VkDevice device;
public:
VkSemaphore sem;
Semaphore(VkDevice dev): device(dev){
VkSemaphoreCreateInfo semInfo = {.sType=VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO};
semInfo.flags = 0;
VK_CHECK_RESULT(device_dispatch[GetKey(device)].CreateSemaphore(device, &semInfo, nullptr, &sem));
}
Semaphore(Semaphore &&other): device(other.device), sem(other.sem) {
other.sem = VK_NULL_HANDLE;
other.device = VK_NULL_HANDLE;
}
~Semaphore(){
if(sem != VK_NULL_HANDLE){
device_dispatch[GetKey(device)].DestroySemaphore(device, sem, nullptr);
}
}
};
enum class ImageType : int{
RENDER_TARGET_IMAGE,
RENDER_COPY_IMAGE,
DISPLAY_IMAGE,
IMAGE_TYPE_COUNT
};
std::ostream &operator<<( std::ostream &output, const ImageType &type ) {
switch(type){
case ImageType::RENDER_TARGET_IMAGE:
output << "Render Target Image";
break;
case ImageType::RENDER_COPY_IMAGE:
output << "Render Copy Image";
break;
case ImageType::DISPLAY_IMAGE:
output << "Display Image";
break;
}
return output;
}
struct PrimusSwapchain;
struct ImageWorker {
PrimusSwapchain &swapchain;
std::shared_ptr<FramebufferImage> render_image;
std::shared_ptr<FramebufferImage> render_copy_image;
std::shared_ptr<FramebufferImage> display_src_image;
Fence render_copy_fence;
Semaphore display_semaphore;
VkImage display_image = VK_NULL_HANDLE;
std::shared_ptr<CommandBuffer> render_copy_command;
std::shared_ptr<CommandBuffer> display_command;
std::unique_ptr<Fence> display_command_fence;
ImageWorker(PrimusSwapchain &swapchain, VkImage display_image, const VkSwapchainCreateInfoKHR &createInfo);
ImageWorker(ImageWorker &&other) = default;
~ImageWorker();
void initImages( const VkSwapchainCreateInfoKHR &createInfo);
void createCommandBuffers();
void copyImageData(uint32_t idx, std::vector<VkSemaphore> sems);
};
struct PrimusSwapchain{
int max_fps = 0;
InstanceInfo &myInstance;
std::chrono::steady_clock::time_point lastPresent = std::chrono::steady_clock::now();
VkDevice device;
VkQueue render_queue;
VkDevice display_device;
std::mutex displayQueueMutex;
VkQueue display_queue;
VkSwapchainKHR backend;
std::vector<ImageWorker> images;
VkExtent2D imgSize;
VkSurfaceCapabilitiesKHR surfaceCapabilities = { };
std::vector<std::unique_ptr<std::thread>> threads;
std::shared_ptr<CreateOtherDevice> cod;
bool suppress_suboptimal = false;
PrimusSwapchain(PrimusSwapchain &) = delete;
PrimusSwapchain(InstanceInfo &myInstance, VkDevice device, VkDevice display_device, VkSwapchainKHR backend, const VkSwapchainCreateInfoKHR *pCreateInfo, std::shared_ptr<CreateOtherDevice> &cod):
myInstance(myInstance), device(device), display_device(display_device), backend(backend), cod(cod){
// TODO automatically find correct queue and not choose 0 forcibly
device_dispatch[GetKey(device)].GetDeviceQueue(device, 0, 0, &render_queue);
device_dispatch[GetKey(display_device)].GetDeviceQueue(display_device, myInstance.displayQueueFamilyIndex, 0, &display_queue);
GetKey(render_queue) = GetKey(device); // TODO, use vkSetDeviceLoaderData instead
GetKey(display_queue) = GetKey(display_device);
instance_dispatch[GetKey(myInstance.instance)].GetPhysicalDeviceSurfaceCapabilitiesKHR(myInstance.display, pCreateInfo->surface, &surfaceCapabilities);
TRACE("Min Images: " << surfaceCapabilities.minImageCount);
char *max_fps_env = getenv("PRIMUS_VK_MAX_FPS");
if(max_fps_env != nullptr){
max_fps = std::stoi(std::string{max_fps_env});
}
if(getenv("PVK_SUPPRESS_SUBOPTIMAL")){
suppress_suboptimal = true;
}
uint32_t image_count;
device_dispatch[GetKey(display_device)].GetSwapchainImagesKHR(display_device, backend, &image_count, nullptr);
TRACE("Image aquiring: " << image_count);
std::vector<VkImage> display_images;
display_images.resize(image_count);
device_dispatch[GetKey(display_device)].GetSwapchainImagesKHR(display_device, backend, &image_count, display_images.data());
imgSize = pCreateInfo->imageExtent;
for(uint32_t i = 0; i < image_count; i++){
images.emplace_back(*this, display_images[i], *pCreateInfo);
}
TRACE("Creating a Swapchain thread.");
size_t thread_count = 1;
char *m_env = getenv("PRIMUS_VK_MULTITHREADING");
if(m_env == nullptr || std::string{m_env} != "1"){
thread_count = image_count;
}
threads.resize(thread_count);
for(auto &thread: threads){
thread = std::unique_ptr<std::thread>(new std::thread([this](){this->run();}));
pthread_setname_np(thread->native_handle(), "swapchain-thread");
}
}
uint32_t getImageMemory(ImageType type, uint32_t memory_type_bits);
void storeImage(uint32_t index, VkQueue queue, std::vector<VkSemaphore> wait_on, Fence ¬ify);
void queue(VkQueue queue, const VkPresentInfoKHR *pPresentInfo);
std::mutex queueMutex;
std::condition_variable has_work;
bool active = true;
struct QueueItem {
VkQueue queue;
VkPresentInfoKHR pPresentInfo;
uint32_t imgIndex;
};
std::list<QueueItem> work;
std::list<QueueItem> in_progress;
void present(const QueueItem &workItem);
void run();
void stop();
void waitForReady();
};
ImageWorker::ImageWorker(PrimusSwapchain &swapchain, VkImage display_image, const VkSwapchainCreateInfoKHR &createInfo): swapchain(swapchain), render_copy_fence(swapchain.device), display_semaphore(swapchain.display_device), display_image(display_image){
initImages(createInfo);
createCommandBuffers();
}
ImageWorker::~ImageWorker(){
if(display_command_fence){
display_command_fence->await();
}
}
class CreateOtherDevice {
public:
VkPhysicalDevice display_dev;
VkPhysicalDevice render_dev;
VkPhysicalDeviceMemoryProperties display_mem;
VkPhysicalDeviceMemoryProperties render_mem;
VkDevice render_gpu = VK_NULL_HANDLE;
VkDevice display_gpu = VK_NULL_HANDLE;
CreateOtherDevice(VkPhysicalDevice display_dev, VkPhysicalDevice render_dev):
display_dev(display_dev), render_dev(render_dev){
}
void setRenderDevice(VkDevice render_gpu){
this->render_gpu = render_gpu;
}
void finish(std::function<VkResult(VkDeviceCreateInfo &createInfo, VkDevice &dev)> creator){
auto &minstance_info = instance_info[GetKey(render_dev)];
auto &minstance_dispatch = instance_dispatch[GetKey(minstance_info.instance)];
minstance_dispatch.GetPhysicalDeviceMemoryProperties(display_dev, &display_mem);
minstance_dispatch.GetPhysicalDeviceMemoryProperties(render_dev, &render_mem);
createDisplayDev(minstance_info, creator);
}
void createDisplayDev(InstanceInfo &my_instance, std::function<VkResult(VkDeviceCreateInfo &createInfo, VkDevice &dev)> creator){
VkDeviceCreateInfo createInfo = {};
createInfo.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
VkDeviceQueueCreateInfo queueInfo{};
queueInfo.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
queueInfo.queueFamilyIndex = my_instance.displayQueueFamilyIndex;
queueInfo.queueCount = 1;
const float defaultQueuePriority(0.0f);
queueInfo.pQueuePriorities = &defaultQueuePriority;
createInfo.queueCreateInfoCount = 1;
createInfo.pQueueCreateInfos = &queueInfo;
createInfo.enabledExtensionCount = 1;
const char *swap[] = {VK_KHR_SWAPCHAIN_EXTENSION_NAME};
createInfo.ppEnabledExtensionNames = swap;
VkResult ret = creator(createInfo, display_gpu);
TRACE("Creating display device finished!: " << ret);
if(ret != VK_SUCCESS){
throw std::runtime_error("Display device creation failed");
}
}
};
class CommandBuffer {
VkCommandPool commandPool;
VkDevice device;
public:
VkCommandBuffer cmd;
CommandBuffer(VkDevice device, uint32_t queueFamilyIndex) : device(device) {
VkCommandPoolCreateInfo poolInfo = {.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO};
poolInfo.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT;
poolInfo.queueFamilyIndex = queueFamilyIndex;
VK_CHECK_RESULT(device_dispatch[GetKey(device)].CreateCommandPool(device, &poolInfo, nullptr, &commandPool));
VkCommandBufferAllocateInfo cmdBufAllocateInfo = {.sType=VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO};
cmdBufAllocateInfo.commandPool = commandPool;
cmdBufAllocateInfo.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
cmdBufAllocateInfo.commandBufferCount = 1;
VK_CHECK_RESULT(device_dispatch[GetKey(device)].AllocateCommandBuffers(device, &cmdBufAllocateInfo, &cmd));
GetKey(cmd) = GetKey(device);
VkCommandBufferBeginInfo cmdBufInfo = {.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO};
VK_CHECK_RESULT(device_dispatch[GetKey(device)].BeginCommandBuffer(cmd, &cmdBufInfo));
}
~CommandBuffer(){
device_dispatch[GetKey(device)].FreeCommandBuffers(device, commandPool, 1, &cmd);
device_dispatch[GetKey(device)].DestroyCommandPool(device, commandPool, nullptr);
}
void insertImageMemoryBarrier(
VkImage image,
VkAccessFlags srcAccessMask,
VkAccessFlags dstAccessMask,
VkImageLayout oldImageLayout,
VkImageLayout newImageLayout,
VkPipelineStageFlags srcStageMask,
VkPipelineStageFlags dstStageMask,
VkImageSubresourceRange subresourceRange) {
VkImageMemoryBarrier imageMemoryBarrier{.sType=VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER};
imageMemoryBarrier.srcAccessMask = srcAccessMask;
imageMemoryBarrier.dstAccessMask = dstAccessMask;
imageMemoryBarrier.oldLayout = oldImageLayout;
imageMemoryBarrier.newLayout = newImageLayout;
imageMemoryBarrier.image = image;
imageMemoryBarrier.subresourceRange = subresourceRange;
device_dispatch[GetKey(device)].CmdPipelineBarrier(
cmd,
srcStageMask,
dstStageMask,
0,
0, nullptr,
0, nullptr,
1, &imageMemoryBarrier);
}
void copyImage(VkImage src, VkImage dst, VkExtent2D imgSize){
VkImageCopy imageCopyRegion{};
imageCopyRegion.srcSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageCopyRegion.srcSubresource.layerCount = 1;
imageCopyRegion.dstSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageCopyRegion.dstSubresource.layerCount = 1;
imageCopyRegion.extent.width = imgSize.width;
imageCopyRegion.extent.height = imgSize.height;
imageCopyRegion.extent.depth = 1;
// Issue the copy command
device_dispatch[GetKey(device)].CmdCopyImage(
cmd,
src, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
dst, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
1,
&imageCopyRegion);
}
void end(){
VK_CHECK_RESULT(device_dispatch[GetKey(device)].EndCommandBuffer(cmd));
}
void submit(VkQueue queue, VkFence fence, std::vector<VkSemaphore> wait = {}, std::vector<VkSemaphore> signal = {}){
VkSubmitInfo submitInfo = {.sType=VK_STRUCTURE_TYPE_SUBMIT_INFO};
submitInfo.commandBufferCount = 1;
submitInfo.pCommandBuffers = &cmd;
VkPipelineStageFlags waitStage = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
submitInfo.pWaitDstStageMask = &waitStage;
submitInfo.waitSemaphoreCount = wait.size();
submitInfo.pWaitSemaphores = wait.data();
submitInfo.signalSemaphoreCount = signal.size();
submitInfo.pSignalSemaphores = signal.data();
// Submit to the queue
VK_CHECK_RESULT(device_dispatch[GetKey(device)].QueueSubmit(queue, 1, &submitInfo, fence));
}
};
void ImageWorker::initImages( const VkSwapchainCreateInfoKHR &createInfo){
auto imgSize = createInfo.imageExtent;
auto format = createInfo.imageFormat;
auto &renderImage = render_image;
auto &renderCopyImage = render_copy_image;
auto &displaySrcImage = display_src_image;
renderImage = std::make_shared<FramebufferImage>(swapchain.device, imgSize,
VK_IMAGE_TILING_OPTIMAL, VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_TRANSFER_SRC_BIT, format,
[this](uint32_t memoryTypeBits){ return swapchain.getImageMemory(ImageType::RENDER_TARGET_IMAGE, memoryTypeBits); });
renderCopyImage = std::make_shared<FramebufferImage>(swapchain.device, imgSize,
VK_IMAGE_TILING_LINEAR, VK_IMAGE_USAGE_TRANSFER_DST_BIT, format,
[this](uint32_t memoryTypeBits){ return swapchain.getImageMemory(ImageType::RENDER_COPY_IMAGE, memoryTypeBits); });
displaySrcImage = std::make_shared<FramebufferImage>(swapchain.display_device, imgSize,
VK_IMAGE_TILING_LINEAR, VK_IMAGE_USAGE_TRANSFER_SRC_BIT, format,
[this](uint32_t memoryTypeBits){ return swapchain.getImageMemory(ImageType::DISPLAY_IMAGE, memoryTypeBits); });
renderCopyImage->map();
displaySrcImage->map();
CommandBuffer cmd{swapchain.display_device, swapchain.myInstance.displayQueueFamilyIndex};
cmd.insertImageMemoryBarrier(
displaySrcImage->img,
0,
VK_ACCESS_MEMORY_WRITE_BIT,
VK_IMAGE_LAYOUT_UNDEFINED,
VK_IMAGE_LAYOUT_GENERAL,
VK_PIPELINE_STAGE_TRANSFER_BIT,
VK_PIPELINE_STAGE_TRANSFER_BIT,
VkImageSubresourceRange{ VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 });
cmd.end();
Fence f{swapchain.display_device};
cmd.submit(swapchain.display_queue, f.fence);
f.await();
}
VkResult VKAPI_CALL PrimusVK_CreateDevice(
VkPhysicalDevice physicalDevice,
const VkDeviceCreateInfo* pCreateInfo,
const VkAllocationCallbacks* pAllocator,
VkDevice* pDevice)
{
auto &my_instance_info = instance_info[GetKey(physicalDevice)];
VkLayerDeviceCreateInfo *layerCreateInfo = (VkLayerDeviceCreateInfo *)pCreateInfo->pNext;
// step through the chain of pNext until we get to the link info
while(layerCreateInfo && (layerCreateInfo->sType != VK_STRUCTURE_TYPE_LOADER_DEVICE_CREATE_INFO ||
layerCreateInfo->function != VK_LAYER_LINK_INFO))
{
layerCreateInfo = (VkLayerDeviceCreateInfo *)layerCreateInfo->pNext;
}
if(layerCreateInfo == NULL)
{
// No loader instance create info
return VK_ERROR_INITIALIZATION_FAILED;
}
PFN_vkGetInstanceProcAddr gipa = layerCreateInfo->u.pLayerInfo->pfnNextGetInstanceProcAddr;
PFN_vkGetDeviceProcAddr gdpa = layerCreateInfo->u.pLayerInfo->pfnNextGetDeviceProcAddr;
// move chain on for next layer
layerCreateInfo->u.pLayerInfo = layerCreateInfo->u.pLayerInfo->pNext;
auto display_dev = my_instance_info.display;
std::shared_ptr<CreateOtherDevice> cod = nullptr;
{
scoped_lock l(global_lock);
cod = std::make_shared<CreateOtherDevice>(display_dev, physicalDevice);
}
auto createDevice = my_instance_info.layerCreateDevice;
cod->finish([createDevice,&my_instance_info](VkDeviceCreateInfo &createInfo, VkDevice &dev){
PFN_vkGetDeviceProcAddr gdpa = nullptr;
auto ret = createDevice(my_instance_info.instance, my_instance_info.display, &createInfo, nullptr, &dev, PrimusVK_GetInstanceProcAddr, &gdpa);
{
scoped_lock l(global_lock);
device_instance_info[GetKey(dev)] = &my_instance_info;
device_dispatch.insert({GetKey(dev),fetchDispatchTable(gdpa, &dev)});
}
return ret;
});
PFN_vkCreateDevice createFunc = (PFN_vkCreateDevice)gipa(VK_NULL_HANDLE, "vkCreateDevice");
VkResult ret = createFunc(physicalDevice, pCreateInfo, pAllocator, pDevice);
cod->setRenderDevice(*pDevice);
my_instance_info.cod[GetKey(*pDevice)] = cod;
if(ret != VK_SUCCESS){
TRACE("Render Device creation failed: " << ret);
return VK_ERROR_INITIALIZATION_FAILED;
}
// store the table by key
{
scoped_lock l(global_lock);
device_instance_info[GetKey(*pDevice)] = &my_instance_info;
device_dispatch.insert({GetKey(*pDevice), fetchDispatchTable(gdpa, pDevice)});
}
TRACE("CreateDevice done");
return ret;
}
PvkDispatchTable fetchDispatchTable(PFN_vkGetDeviceProcAddr gdpa, VkDevice *pDevice){
TRACE("fetching dispatch for " << GetKey(*pDevice));
// fetch our own dispatch table for the functions we need, into the next layer
PvkDispatchTable dispatchTable = {pDevice, gdpa};
return dispatchTable;
}
void VKAPI_CALL PrimusVK_DestroyDevice(VkDevice device, const VkAllocationCallbacks* pAllocator)
{
scoped_lock l(global_lock);
auto &my_instance = *device_instance_info[GetKey(device)];
auto &display_device = my_instance.cod[GetKey(device)]->display_gpu;
auto device_key = GetKey(device);
auto display_device_key = GetKey(display_device);
my_instance.layerDestroyDevice(display_device, nullptr, device_dispatch[GetKey(display_device)].DestroyDevice);
device_dispatch[GetKey(device)].DestroyDevice(device, pAllocator);
my_instance.cod.erase(device_key);
device_dispatch.erase(device_key);
device_dispatch.erase(display_device_key);
}
VkResult VKAPI_CALL PrimusVK_CreateSwapchainKHR(VkDevice device, const VkSwapchainCreateInfoKHR* pCreateInfo, const VkAllocationCallbacks* pAllocator, VkSwapchainKHR* pSwapchain) {
auto &my_instance = *device_instance_info[GetKey(device)];
TRACE("Application requested " << pCreateInfo->minImageCount << " images.");
VkDevice render_gpu = device;
VkSwapchainCreateInfoKHR info2 = *pCreateInfo;
info2.minImageCount = std::max(3u, pCreateInfo->minImageCount);
info2.imageUsage |= VK_IMAGE_USAGE_TRANSFER_DST_BIT;
pCreateInfo = &info2;
VkSwapchainKHR old = pCreateInfo->oldSwapchain;
if(old != VK_NULL_HANDLE){
PrimusSwapchain *ch = reinterpret_cast<PrimusSwapchain*>(old);
info2.oldSwapchain = ch->backend;
TRACE("Old Swapchain: " << ch->backend);
}
TRACE("Creating Swapchain for size: " << pCreateInfo->imageExtent.width << "x" << pCreateInfo->imageExtent.height);
TRACE("MinImageCount: " << pCreateInfo->minImageCount);
TRACE("fetching device for: " << GetKey(render_gpu));
VkDevice display_gpu = my_instance.cod[GetKey(device)]->display_gpu;
TRACE("FamilyIndexCount: " << pCreateInfo->queueFamilyIndexCount);
TRACE("Dev: " << GetKey(display_gpu));
TRACE("Swapchainfunc: " << (void*) device_dispatch[GetKey(display_gpu)].CreateSwapchainKHR);
VkSwapchainKHR backend;
VkResult rc = device_dispatch[GetKey(display_gpu)].CreateSwapchainKHR(display_gpu, pCreateInfo, pAllocator, &backend);
TRACE(">> Swapchain create done " << rc << ";" << (void*) backend);
if(rc != VK_SUCCESS){
return rc;
}
try {
PrimusSwapchain *ch = new PrimusSwapchain(my_instance, render_gpu, display_gpu, backend, pCreateInfo, my_instance.cod[GetKey(device)]);
*pSwapchain = reinterpret_cast<VkSwapchainKHR>(ch);
}catch(const std::exception &e){
return VK_ERROR_UNKNOWN;
}
return rc;
}
void VKAPI_CALL PrimusVK_DestroySwapchainKHR(VkDevice device, VkSwapchainKHR swapchain, const VkAllocationCallbacks* pAllocator) {
if(swapchain == VK_NULL_HANDLE) { return;}
PrimusSwapchain *ch = reinterpret_cast<PrimusSwapchain*>(swapchain);
TRACE(">> Destroy swapchain: " << (void*) ch->backend);
ch->stop();
device_dispatch[GetKey(ch->display_device)].DestroySwapchainKHR(ch->display_device, ch->backend, pAllocator);
delete ch;
}
VkResult VKAPI_CALL PrimusVK_GetSwapchainImagesKHR(VkDevice device, VkSwapchainKHR swapchain, uint32_t* pSwapchainImageCount, VkImage* pSwapchainImages) {
PrimusSwapchain *ch = reinterpret_cast<PrimusSwapchain*>(swapchain);
*pSwapchainImageCount = ch->images.size();
VkResult res = VK_SUCCESS;
if(pSwapchainImages != nullptr) {
res = VK_SUCCESS;
for(size_t i = 0; i < *pSwapchainImageCount; i++){
pSwapchainImages[i] = ch->images[i].render_image->img;
}
TRACE("Count: " << *pSwapchainImageCount);
}
return res;
}
const auto primus_start = std::chrono::steady_clock::now();
VkResult VKAPI_CALL PrimusVK_AcquireNextImage2KHR(VkDevice device, const VkAcquireNextImageInfoKHR* pAcquireInfo, uint32_t* pImageIndex) {
TRACE_PROFILING_EVENT(-1, "Acquire starting");
PrimusSwapchain *ch = reinterpret_cast<PrimusSwapchain*>(pAcquireInfo->swapchain);
auto timeout = pAcquireInfo->timeout;
VkResult res;
{
Fence myfence{ch->display_device};
ch->waitForReady();
res = device_dispatch[GetKey(ch->display_device)].AcquireNextImageKHR(ch->display_device, ch->backend, timeout, VK_NULL_HANDLE, myfence.fence, pImageIndex);
TRACE_PROFILING_EVENT(*pImageIndex, "got image");
myfence.await();
}
VkSubmitInfo qsi{};
qsi.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
if(pAcquireInfo->semaphore != VK_NULL_HANDLE){
qsi.signalSemaphoreCount = 1;
qsi.pSignalSemaphores = &pAcquireInfo->semaphore;
}
scoped_lock lock(*device_instance_info[GetKey(ch->render_queue)]->renderQueueMutex);
device_dispatch[GetKey(ch->render_queue)].QueueSubmit(ch->render_queue, 1, &qsi, pAcquireInfo->fence);
TRACE_PROFILING_EVENT(*pImageIndex, "Acquire done");
if(ch->suppress_suboptimal && res == VK_SUBOPTIMAL_KHR){
res = VK_SUCCESS;
}
return res;
}
VkResult VKAPI_CALL PrimusVK_AcquireNextImageKHR(VkDevice device, VkSwapchainKHR swapchain, uint64_t timeout, VkSemaphore semaphore, VkFence fence, uint32_t* pImageIndex) {
auto acquireInfo = VkAcquireNextImageInfoKHR{};
acquireInfo.sType = VK_STRUCTURE_TYPE_ACQUIRE_NEXT_IMAGE_INFO_KHR;
acquireInfo.swapchain = swapchain;
acquireInfo.timeout = timeout;
acquireInfo.semaphore = semaphore;
acquireInfo.fence = fence;
return PrimusVK_AcquireNextImage2KHR(device, &acquireInfo, pImageIndex);
}
VkResult VKAPI_CALL PrimusVK_GetSwapchainStatusKHR(VkDevice device, VkSwapchainKHR swapchain){
PrimusSwapchain *ch = reinterpret_cast<PrimusSwapchain*>(swapchain);
return device_dispatch[GetKey(ch->display_device)].GetSwapchainStatusKHR(device, ch->backend);
}
uint32_t PrimusSwapchain::getImageMemory(ImageType image_type, uint32_t memoryTypeBits){
const VkPhysicalDeviceMemoryProperties *mem_props = &cod->render_mem;
std::vector<std::pair<VkMemoryPropertyFlags, VkMemoryPropertyFlags>> propertyPreferences;
switch(image_type){
case ImageType::RENDER_TARGET_IMAGE:
propertyPreferences = {
{VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT},
{VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, 0}
};
break;
case ImageType::RENDER_COPY_IMAGE:
propertyPreferences = {
{VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_CACHED_BIT, VK_MEMORY_PROPERTY_HOST_COHERENT_BIT},
{VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_CACHED_BIT, 0},
{VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT, 0}
};
break;
case ImageType::DISPLAY_IMAGE:
mem_props = &cod->display_mem;
propertyPreferences = {
{VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, 0}
};
break;
}
for( const auto &requested : propertyPreferences ){
for(size_t j = 0; j < mem_props->memoryTypeCount; j++){
if( (memoryTypeBits & (1 << j)) == 0) {
continue;
}
auto flags = mem_props->memoryTypes[j].propertyFlags;
if((flags & requested.first) == requested.first && (flags & requested.second) == 0) {
return j;
}
}
}
TRACE("ERROR, no suitable image memory found for " << image_type);
throw std::runtime_error("No suitable image memory found.");
}
void ImageWorker::createCommandBuffers(){
{
auto cpyImage = render_copy_image;
auto srcImage = render_image->img;
render_copy_command = std::make_shared<CommandBuffer>(swapchain.device, swapchain.myInstance.renderQueueFamilyIndex);
CommandBuffer &cmd = *render_copy_command;
cmd.insertImageMemoryBarrier(
cpyImage->img,
VK_ACCESS_HOST_READ_BIT, VK_ACCESS_TRANSFER_WRITE_BIT,
VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
VK_PIPELINE_STAGE_HOST_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT,
VkImageSubresourceRange{ VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 });
cmd.insertImageMemoryBarrier(
srcImage,
VK_ACCESS_MEMORY_READ_BIT, VK_ACCESS_TRANSFER_READ_BIT,
VK_IMAGE_LAYOUT_PRESENT_SRC_KHR, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT,
VkImageSubresourceRange{ VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 });
cmd.copyImage(srcImage, cpyImage->img, swapchain.imgSize);
cmd.insertImageMemoryBarrier(
cpyImage->img,
VK_ACCESS_TRANSFER_WRITE_BIT, VK_ACCESS_HOST_READ_BIT,
VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_IMAGE_LAYOUT_GENERAL,
VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_HOST_BIT,
VkImageSubresourceRange{ VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 });
cmd.insertImageMemoryBarrier(
srcImage,
VK_ACCESS_TRANSFER_READ_BIT, VK_ACCESS_MEMORY_READ_BIT,
VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, VK_IMAGE_LAYOUT_PRESENT_SRC_KHR,
VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT,
VkImageSubresourceRange{ VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 });
cmd.end();
}
{