/
thin3d_vulkan.cpp
1772 lines (1519 loc) · 66.3 KB
/
thin3d_vulkan.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
// Copyright (c) 2015- PPSSPP Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#include <cstdio>
#include <vector>
#include <string>
#include <map>
#include "Common/System/Display.h"
#include "Common/Math/lin/matrix4x4.h"
#include "Common/Data/Convert/SmallDataConvert.h"
#include "Common/GPU/thin3d.h"
#include "Common/GPU/Vulkan/VulkanRenderManager.h"
#include "Common/Log.h"
#include "Common/StringUtils.h"
#include "Common/GPU/Vulkan/VulkanContext.h"
#include "Common/GPU/Vulkan/VulkanImage.h"
#include "Common/GPU/Vulkan/VulkanMemory.h"
#include "Common/Thread/Promise.h"
#include "Common/GPU/Vulkan/VulkanLoader.h"
// We support a frame-global descriptor set, which can be optionally used by other code,
// but is not directly used by thin3d. It has to be defined here though, be in set 0
// and specified in every pipeline layout, otherwise it can't sit undisturbed when other
// descriptor sets are bound on top.
// For descriptor set 1, we use a simple descriptor set for all thin3d rendering: 1 UBO binding point, 3 combined texture/samples.
//
// binding 0 - uniform buffer
// binding 1 - texture/sampler
// binding 2 - texture/sampler
// binding 3 - texture/sampler
//
// Vertex data lives in a separate namespace (location = 0, 1, etc).
using namespace PPSSPP_VK;
namespace Draw {
// This can actually be replaced with a cast as the values are in the right order.
static const VkCompareOp compToVK[] = {
VK_COMPARE_OP_NEVER,
VK_COMPARE_OP_LESS,
VK_COMPARE_OP_EQUAL,
VK_COMPARE_OP_LESS_OR_EQUAL,
VK_COMPARE_OP_GREATER,
VK_COMPARE_OP_NOT_EQUAL,
VK_COMPARE_OP_GREATER_OR_EQUAL,
VK_COMPARE_OP_ALWAYS
};
// So can this.
static const VkBlendOp blendEqToVk[] = {
VK_BLEND_OP_ADD,
VK_BLEND_OP_SUBTRACT,
VK_BLEND_OP_REVERSE_SUBTRACT,
VK_BLEND_OP_MIN,
VK_BLEND_OP_MAX,
};
static const VkBlendFactor blendFactorToVk[] = {
VK_BLEND_FACTOR_ZERO,
VK_BLEND_FACTOR_ONE,
VK_BLEND_FACTOR_SRC_COLOR,
VK_BLEND_FACTOR_ONE_MINUS_SRC_COLOR,
VK_BLEND_FACTOR_DST_COLOR,
VK_BLEND_FACTOR_ONE_MINUS_DST_COLOR,
VK_BLEND_FACTOR_SRC_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA,
VK_BLEND_FACTOR_DST_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_DST_ALPHA,
VK_BLEND_FACTOR_CONSTANT_COLOR,
VK_BLEND_FACTOR_ONE_MINUS_CONSTANT_COLOR,
VK_BLEND_FACTOR_CONSTANT_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_CONSTANT_ALPHA,
VK_BLEND_FACTOR_SRC1_COLOR,
VK_BLEND_FACTOR_ONE_MINUS_SRC1_COLOR,
VK_BLEND_FACTOR_SRC1_ALPHA,
VK_BLEND_FACTOR_ONE_MINUS_SRC1_ALPHA,
};
static const VkLogicOp logicOpToVK[] = {
VK_LOGIC_OP_CLEAR,
VK_LOGIC_OP_SET,
VK_LOGIC_OP_COPY,
VK_LOGIC_OP_COPY_INVERTED,
VK_LOGIC_OP_NO_OP,
VK_LOGIC_OP_INVERT,
VK_LOGIC_OP_AND,
VK_LOGIC_OP_NAND,
VK_LOGIC_OP_OR,
VK_LOGIC_OP_NOR,
VK_LOGIC_OP_XOR,
VK_LOGIC_OP_EQUIVALENT,
VK_LOGIC_OP_AND_REVERSE,
VK_LOGIC_OP_AND_INVERTED,
VK_LOGIC_OP_OR_REVERSE,
VK_LOGIC_OP_OR_INVERTED,
};
static const VkPrimitiveTopology primToVK[] = {
VK_PRIMITIVE_TOPOLOGY_POINT_LIST,
VK_PRIMITIVE_TOPOLOGY_LINE_LIST,
VK_PRIMITIVE_TOPOLOGY_LINE_STRIP,
VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST,
VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP,
VK_PRIMITIVE_TOPOLOGY_TRIANGLE_FAN,
// Tesselation shader primitive.
VK_PRIMITIVE_TOPOLOGY_PATCH_LIST,
// The rest are for geometry shaders only.
VK_PRIMITIVE_TOPOLOGY_LINE_LIST_WITH_ADJACENCY,
VK_PRIMITIVE_TOPOLOGY_LINE_STRIP_WITH_ADJACENCY,
VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST_WITH_ADJACENCY,
VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP_WITH_ADJACENCY,
};
static const VkStencilOp stencilOpToVK[8] = {
VK_STENCIL_OP_KEEP,
VK_STENCIL_OP_ZERO,
VK_STENCIL_OP_REPLACE,
VK_STENCIL_OP_INCREMENT_AND_CLAMP,
VK_STENCIL_OP_DECREMENT_AND_CLAMP,
VK_STENCIL_OP_INVERT,
VK_STENCIL_OP_INCREMENT_AND_WRAP,
VK_STENCIL_OP_DECREMENT_AND_WRAP,
};
class VKBlendState : public BlendState {
public:
VkPipelineColorBlendStateCreateInfo info{ VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO };
std::vector<VkPipelineColorBlendAttachmentState> attachments;
};
class VKDepthStencilState : public DepthStencilState {
public:
VkPipelineDepthStencilStateCreateInfo info{ VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO };
};
class VKRasterState : public RasterState {
public:
VKRasterState(VulkanContext *vulkan, const RasterStateDesc &desc) {
cullFace = desc.cull;
frontFace = desc.frontFace;
}
Facing frontFace;
CullMode cullFace;
void ToVulkan(VkPipelineRasterizationStateCreateInfo *info) const {
memset(info, 0, sizeof(*info));
info->sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
info->frontFace = frontFace == Facing::CCW ? VK_FRONT_FACE_COUNTER_CLOCKWISE : VK_FRONT_FACE_CLOCKWISE;
switch (cullFace) {
case CullMode::BACK: info->cullMode = VK_CULL_MODE_BACK_BIT; break;
case CullMode::FRONT: info->cullMode = VK_CULL_MODE_FRONT_BIT; break;
case CullMode::FRONT_AND_BACK: info->cullMode = VK_CULL_MODE_FRONT_AND_BACK; break;
case CullMode::NONE: info->cullMode = VK_CULL_MODE_NONE; break;
}
info->polygonMode = VK_POLYGON_MODE_FILL;
info->lineWidth = 1.0f;
}
};
VkShaderStageFlagBits StageToVulkan(ShaderStage stage) {
switch (stage) {
case ShaderStage::Vertex: return VK_SHADER_STAGE_VERTEX_BIT;
case ShaderStage::Geometry: return VK_SHADER_STAGE_GEOMETRY_BIT;
case ShaderStage::Compute: return VK_SHADER_STAGE_COMPUTE_BIT;
case ShaderStage::Fragment: return VK_SHADER_STAGE_FRAGMENT_BIT;
}
return VK_SHADER_STAGE_FRAGMENT_BIT;
}
// Not registering this as a resource holder, instead the pipeline is registered. It will
// invoke Compile again to recreate the shader then link them together.
class VKShaderModule : public ShaderModule {
public:
VKShaderModule(ShaderStage stage, const std::string &tag) : stage_(stage), tag_(tag) {
vkstage_ = StageToVulkan(stage);
}
bool Compile(VulkanContext *vulkan, ShaderLanguage language, const uint8_t *data, size_t size);
const std::string &GetSource() const { return source_; }
~VKShaderModule() {
if (module_) {
DEBUG_LOG(G3D, "Queueing %s (shmodule %p) for release", tag_.c_str(), module_);
VkShaderModule shaderModule = module_->BlockUntilReady();
vulkan_->Delete().QueueDeleteShaderModule(shaderModule);
vulkan_->Delete().QueueCallback([](void *m) {
auto module = (Promise<VkShaderModule> *)m;
delete module;
}, module_);
}
}
Promise<VkShaderModule> *Get() const { return module_; }
ShaderStage GetStage() const override {
return stage_;
}
private:
VulkanContext *vulkan_;
Promise<VkShaderModule> *module_ = nullptr;
VkShaderStageFlagBits vkstage_;
bool ok_ = false;
ShaderStage stage_;
std::string source_; // So we can recompile in case of context loss.
std::string tag_;
};
bool VKShaderModule::Compile(VulkanContext *vulkan, ShaderLanguage language, const uint8_t *data, size_t size) {
// We'll need this to free it later.
vulkan_ = vulkan;
source_ = (const char *)data;
std::vector<uint32_t> spirv;
std::string errorMessage;
if (!GLSLtoSPV(vkstage_, source_.c_str(), GLSLVariant::VULKAN, spirv, &errorMessage)) {
WARN_LOG(G3D, "Shader compile to module failed (%s): %s", tag_.c_str(), errorMessage.c_str());
return false;
}
// Just for kicks, sanity check the SPIR-V. The disasm isn't perfect
// but gives you some idea of what's going on.
#if 0
std::string disasm;
if (DisassembleSPIRV(spirv, &disasm)) {
OutputDebugStringA(disasm.c_str());
}
#endif
VkShaderModule shaderModule = VK_NULL_HANDLE;
if (vulkan->CreateShaderModule(spirv, &shaderModule, tag_.c_str())) {
module_ = Promise<VkShaderModule>::AlreadyDone(shaderModule);
ok_ = true;
} else {
WARN_LOG(G3D, "vkCreateShaderModule failed (%s)", tag_.c_str());
ok_ = false;
}
return ok_;
}
class VKInputLayout : public InputLayout {
public:
std::vector<VkVertexInputBindingDescription> bindings;
std::vector<VkVertexInputAttributeDescription> attributes;
VkPipelineVertexInputStateCreateInfo visc;
};
class VKPipeline : public Pipeline {
public:
VKPipeline(VulkanContext *vulkan, size_t size, PipelineFlags _flags, const char *tag) : vulkan_(vulkan), flags(_flags), tag_(tag) {
uboSize_ = (int)size;
ubo_ = new uint8_t[uboSize_];
vkrDesc = new VKRGraphicsPipelineDesc();
}
~VKPipeline() {
DEBUG_LOG(G3D, "Queueing %s (pipeline) for release", tag_.c_str());
if (pipeline) {
pipeline->QueueForDeletion(vulkan_);
}
for (auto dep : deps) {
dep->Release();
}
delete[] ubo_;
vkrDesc->Release();
}
void SetDynamicUniformData(const void *data, size_t size) {
_dbg_assert_(size <= uboSize_);
memcpy(ubo_, data, size);
}
// Returns the binding offset, and the VkBuffer to bind.
size_t PushUBO(VulkanPushBuffer *buf, VulkanContext *vulkan, VkBuffer *vkbuf) {
return buf->PushAligned(ubo_, uboSize_, vulkan->GetPhysicalDeviceProperties().properties.limits.minUniformBufferOffsetAlignment, vkbuf);
}
int GetUBOSize() const {
return uboSize_;
}
VKRGraphicsPipeline *pipeline = nullptr;
VKRGraphicsPipelineDesc *vkrDesc = nullptr;
PipelineFlags flags;
std::vector<VKShaderModule *> deps;
int stride[4]{};
int dynamicUniformSize = 0;
bool usesStencil = false;
private:
VulkanContext *vulkan_;
uint8_t *ubo_;
int uboSize_;
std::string tag_;
};
class VKTexture;
class VKBuffer;
class VKSamplerState;
enum {
MAX_BOUND_TEXTURES = MAX_TEXTURE_SLOTS,
};
struct DescriptorSetKey {
VkImageView imageViews_[MAX_BOUND_TEXTURES];
VKSamplerState *samplers_[MAX_BOUND_TEXTURES];
VkBuffer buffer_;
bool operator < (const DescriptorSetKey &other) const {
for (int i = 0; i < MAX_BOUND_TEXTURES; ++i) {
if (imageViews_[i] < other.imageViews_[i]) return true; else if (imageViews_[i] > other.imageViews_[i]) return false;
if (samplers_[i] < other.samplers_[i]) return true; else if (samplers_[i] > other.samplers_[i]) return false;
}
if (buffer_ < other.buffer_) return true; else if (buffer_ > other.buffer_) return false;
return false;
}
};
class VKTexture : public Texture {
public:
VKTexture(VulkanContext *vulkan, VkCommandBuffer cmd, VulkanPushBuffer *pushBuffer, const TextureDesc &desc)
: vulkan_(vulkan), mipLevels_(desc.mipLevels), format_(desc.format) {}
bool Create(VkCommandBuffer cmd, VulkanPushBuffer *pushBuffer, const TextureDesc &desc);
~VKTexture() {
Destroy();
}
VkImageView GetImageView() {
if (vkTex_) {
return vkTex_->GetImageView();
}
return VK_NULL_HANDLE; // This would be bad.
}
VkImageView GetImageArrayView() {
if (vkTex_) {
return vkTex_->GetImageArrayView();
}
return VK_NULL_HANDLE; // This would be bad.
}
private:
void Destroy() {
if (vkTex_) {
vkTex_->Destroy();
delete vkTex_;
vkTex_ = nullptr;
}
}
VulkanContext *vulkan_;
VulkanTexture *vkTex_ = nullptr;
int mipLevels_ = 0;
DataFormat format_ = DataFormat::UNDEFINED;
};
class VKFramebuffer;
class VKContext : public DrawContext {
public:
VKContext(VulkanContext *vulkan);
~VKContext();
void DebugAnnotate(const char *annotation) override;
void SetDebugFlags(DebugFlags flags) override;
const DeviceCaps &GetDeviceCaps() const override {
return caps_;
}
std::vector<std::string> GetDeviceList() const override {
std::vector<std::string> list;
for (int i = 0; i < vulkan_->GetNumPhysicalDevices(); i++) {
list.push_back(vulkan_->GetPhysicalDeviceProperties(i).properties.deviceName);
}
return list;
}
uint32_t GetSupportedShaderLanguages() const override {
return (uint32_t)ShaderLanguage::GLSL_VULKAN;
}
uint32_t GetDataFormatSupport(DataFormat fmt) const override;
DepthStencilState *CreateDepthStencilState(const DepthStencilStateDesc &desc) override;
BlendState *CreateBlendState(const BlendStateDesc &desc) override;
InputLayout *CreateInputLayout(const InputLayoutDesc &desc) override;
SamplerState *CreateSamplerState(const SamplerStateDesc &desc) override;
RasterState *CreateRasterState(const RasterStateDesc &desc) override;
Pipeline *CreateGraphicsPipeline(const PipelineDesc &desc, const char *tag) override;
ShaderModule *CreateShaderModule(ShaderStage stage, ShaderLanguage language, const uint8_t *data, size_t dataSize, const char *tag) override;
Texture *CreateTexture(const TextureDesc &desc) override;
Buffer *CreateBuffer(size_t size, uint32_t usageFlags) override;
Framebuffer *CreateFramebuffer(const FramebufferDesc &desc) override;
void UpdateBuffer(Buffer *buffer, const uint8_t *data, size_t offset, size_t size, UpdateBufferFlags flags) override;
void CopyFramebufferImage(Framebuffer *src, int level, int x, int y, int z, Framebuffer *dst, int dstLevel, int dstX, int dstY, int dstZ, int width, int height, int depth, int channelBits, const char *tag) override;
bool BlitFramebuffer(Framebuffer *src, int srcX1, int srcY1, int srcX2, int srcY2, Framebuffer *dst, int dstX1, int dstY1, int dstX2, int dstY2, int channelBits, FBBlitFilter filter, const char *tag) override;
bool CopyFramebufferToMemorySync(Framebuffer *src, int channelBits, int x, int y, int w, int h, Draw::DataFormat format, void *pixels, int pixelStride, const char *tag) override;
DataFormat PreferredFramebufferReadbackFormat(Framebuffer *src) override;
// These functions should be self explanatory.
void BindFramebufferAsRenderTarget(Framebuffer *fbo, const RenderPassInfo &rp, const char *tag) override;
void BindFramebufferAsTexture(Framebuffer *fbo, int binding, FBChannel channelBit, int layer) override;
void BindCurrentFramebufferForColorInput() override;
void GetFramebufferDimensions(Framebuffer *fbo, int *w, int *h) override;
void SetScissorRect(int left, int top, int width, int height) override;
void SetViewports(int count, Viewport *viewports) override;
void SetBlendFactor(float color[4]) override;
void SetStencilParams(uint8_t refValue, uint8_t writeMask, uint8_t compareMask) override;
void BindSamplerStates(int start, int count, SamplerState **state) override;
void BindTextures(int start, int count, Texture **textures, TextureBindFlags flags) override;
void BindNativeTexture(int sampler, void *nativeTexture) override;
void BindPipeline(Pipeline *pipeline) override {
curPipeline_ = (VKPipeline *)pipeline;
}
// TODO: Make VKBuffers proper buffers, and do a proper binding model. This is just silly.
void BindVertexBuffers(int start, int count, Buffer **buffers, const int *offsets) override {
_assert_(start + count <= ARRAY_SIZE(curVBuffers_));
for (int i = 0; i < count; i++) {
curVBuffers_[i + start] = (VKBuffer *)buffers[i];
curVBufferOffsets_[i + start] = offsets ? offsets[i] : 0;
}
}
void BindIndexBuffer(Buffer *indexBuffer, int offset) override {
curIBuffer_ = (VKBuffer *)indexBuffer;
curIBufferOffset_ = offset;
}
void UpdateDynamicUniformBuffer(const void *ub, size_t size) override;
// TODO: Add more sophisticated draws.
void Draw(int vertexCount, int offset) override;
void DrawIndexed(int vertexCount, int offset) override;
void DrawUP(const void *vdata, int vertexCount) override;
void BindCurrentPipeline();
void ApplyDynamicState();
void Clear(int mask, uint32_t colorval, float depthVal, int stencilVal) override;
void BeginFrame() override;
void EndFrame() override;
void WipeQueue() override;
void FlushState() override {}
void ResetStats() override {
renderManager_.ResetStats();
}
std::string GetInfoString(InfoField info) const override {
// TODO: Make these actually query the right information
switch (info) {
case APINAME: return "Vulkan";
case VENDORSTRING: return vulkan_->GetPhysicalDeviceProperties().properties.deviceName;
case VENDOR: return VulkanVendorString(vulkan_->GetPhysicalDeviceProperties().properties.vendorID);
case DRIVER: return FormatDriverVersion(vulkan_->GetPhysicalDeviceProperties().properties);
case SHADELANGVERSION: return "N/A";;
case APIVERSION:
{
uint32_t ver = vulkan_->GetPhysicalDeviceProperties().properties.apiVersion;
return StringFromFormat("%d.%d.%d", ver >> 22, (ver >> 12) & 0x3ff, ver & 0xfff);
}
default: return "?";
}
}
VkDescriptorSet GetOrCreateDescriptorSet(VkBuffer buffer);
std::vector<std::string> GetFeatureList() const override;
std::vector<std::string> GetExtensionList() const override;
uint64_t GetNativeObject(NativeObject obj, void *srcObject) override;
void HandleEvent(Event ev, int width, int height, void *param1, void *param2) override;
void Invalidate(InvalidationFlags flags) override;
void InvalidateFramebuffer(FBInvalidationStage stage, uint32_t channels) override;
void SetInvalidationCallback(InvalidationCallback callback) override {
renderManager_.SetInvalidationCallback(callback);
}
private:
VulkanTexture *GetNullTexture();
VulkanContext *vulkan_ = nullptr;
VulkanRenderManager renderManager_;
VulkanTexture *nullTexture_ = nullptr;
AutoRef<VKPipeline> curPipeline_;
AutoRef<VKBuffer> curVBuffers_[4];
int curVBufferOffsets_[4]{};
AutoRef<VKBuffer> curIBuffer_;
int curIBufferOffset_ = 0;
VkDescriptorSetLayout descriptorSetLayout_ = VK_NULL_HANDLE;
VkPipelineLayout pipelineLayout_ = VK_NULL_HANDLE;
VkPipelineCache pipelineCache_ = VK_NULL_HANDLE;
AutoRef<VKFramebuffer> curFramebuffer_;
VkDevice device_;
DebugFlags debugFlags_ = DebugFlags::NONE;
enum {
MAX_FRAME_COMMAND_BUFFERS = 256,
};
AutoRef<VKTexture> boundTextures_[MAX_BOUND_TEXTURES];
AutoRef<VKSamplerState> boundSamplers_[MAX_BOUND_TEXTURES];
VkImageView boundImageView_[MAX_BOUND_TEXTURES]{};
TextureBindFlags boundTextureFlags_[MAX_BOUND_TEXTURES];
struct FrameData {
FrameData() : descriptorPool("VKContext", false) {
descriptorPool.Setup([this] { descSets_.clear(); });
}
VulkanPushBuffer *pushBuffer = nullptr;
// Per-frame descriptor set cache. As it's per frame and reset every frame, we don't need to
// worry about invalidating descriptors pointing to deleted textures.
// However! ARM is not a fan of doing it this way.
std::map<DescriptorSetKey, VkDescriptorSet> descSets_;
VulkanDescSetPool descriptorPool;
};
FrameData frame_[VulkanContext::MAX_INFLIGHT_FRAMES];
VulkanPushBuffer *push_ = nullptr;
DeviceCaps caps_{};
uint8_t stencilRef_ = 0;
uint8_t stencilWriteMask_ = 0xFF;
uint8_t stencilCompareMask_ = 0xFF;
};
static int GetBpp(VkFormat format) {
switch (format) {
case VK_FORMAT_R8G8B8A8_UNORM:
case VK_FORMAT_B8G8R8A8_UNORM:
return 32;
case VK_FORMAT_R8_UNORM:
return 8;
case VK_FORMAT_R8G8_UNORM:
case VK_FORMAT_R16_UNORM:
return 16;
case VK_FORMAT_R4G4B4A4_UNORM_PACK16:
case VK_FORMAT_B4G4R4A4_UNORM_PACK16:
case VK_FORMAT_R5G5B5A1_UNORM_PACK16:
case VK_FORMAT_R5G6B5_UNORM_PACK16:
case VK_FORMAT_B5G5R5A1_UNORM_PACK16:
case VK_FORMAT_B5G6R5_UNORM_PACK16:
case VK_FORMAT_A1R5G5B5_UNORM_PACK16:
return 16;
case VK_FORMAT_D24_UNORM_S8_UINT:
return 32;
case VK_FORMAT_D16_UNORM:
return 16;
default:
return 0;
}
}
static VkFormat DataFormatToVulkan(DataFormat format) {
switch (format) {
case DataFormat::D16: return VK_FORMAT_D16_UNORM;
case DataFormat::D16_S8: return VK_FORMAT_D16_UNORM_S8_UINT;
case DataFormat::D24_S8: return VK_FORMAT_D24_UNORM_S8_UINT;
case DataFormat::D32F: return VK_FORMAT_D32_SFLOAT;
case DataFormat::D32F_S8: return VK_FORMAT_D32_SFLOAT_S8_UINT;
case DataFormat::S8: return VK_FORMAT_S8_UINT;
case DataFormat::R16_UNORM: return VK_FORMAT_R16_UNORM;
case DataFormat::R16_FLOAT: return VK_FORMAT_R16_SFLOAT;
case DataFormat::R16G16_FLOAT: return VK_FORMAT_R16G16_SFLOAT;
case DataFormat::R16G16B16A16_FLOAT: return VK_FORMAT_R16G16B16A16_SFLOAT;
case DataFormat::R8_UNORM: return VK_FORMAT_R8_UNORM;
case DataFormat::R8G8_UNORM: return VK_FORMAT_R8G8_UNORM;
case DataFormat::R8G8B8_UNORM: return VK_FORMAT_R8G8B8_UNORM;
case DataFormat::R8G8B8A8_UNORM: return VK_FORMAT_R8G8B8A8_UNORM;
case DataFormat::R4G4_UNORM_PACK8: return VK_FORMAT_R4G4_UNORM_PACK8;
// Note: A4R4G4B4_UNORM_PACK16 is not supported.
case DataFormat::R4G4B4A4_UNORM_PACK16: return VK_FORMAT_R4G4B4A4_UNORM_PACK16;
case DataFormat::B4G4R4A4_UNORM_PACK16: return VK_FORMAT_B4G4R4A4_UNORM_PACK16;
case DataFormat::R5G5B5A1_UNORM_PACK16: return VK_FORMAT_R5G5B5A1_UNORM_PACK16;
case DataFormat::B5G5R5A1_UNORM_PACK16: return VK_FORMAT_B5G5R5A1_UNORM_PACK16;
case DataFormat::R5G6B5_UNORM_PACK16: return VK_FORMAT_R5G6B5_UNORM_PACK16;
case DataFormat::B5G6R5_UNORM_PACK16: return VK_FORMAT_B5G6R5_UNORM_PACK16;
case DataFormat::A1R5G5B5_UNORM_PACK16: return VK_FORMAT_A1R5G5B5_UNORM_PACK16;
case DataFormat::R32_FLOAT: return VK_FORMAT_R32_SFLOAT;
case DataFormat::R32G32_FLOAT: return VK_FORMAT_R32G32_SFLOAT;
case DataFormat::R32G32B32_FLOAT: return VK_FORMAT_R32G32B32_SFLOAT;
case DataFormat::R32G32B32A32_FLOAT: return VK_FORMAT_R32G32B32A32_SFLOAT;
case DataFormat::BC1_RGBA_UNORM_BLOCK: return VK_FORMAT_BC1_RGBA_UNORM_BLOCK;
case DataFormat::BC2_UNORM_BLOCK: return VK_FORMAT_BC2_UNORM_BLOCK;
case DataFormat::BC3_UNORM_BLOCK: return VK_FORMAT_BC3_UNORM_BLOCK;
case DataFormat::BC4_UNORM_BLOCK: return VK_FORMAT_BC4_UNORM_BLOCK;
case DataFormat::BC4_SNORM_BLOCK: return VK_FORMAT_BC4_SNORM_BLOCK;
case DataFormat::BC5_UNORM_BLOCK: return VK_FORMAT_BC5_UNORM_BLOCK;
case DataFormat::BC5_SNORM_BLOCK: return VK_FORMAT_BC5_SNORM_BLOCK;
case DataFormat::BC6H_SFLOAT_BLOCK: return VK_FORMAT_BC6H_SFLOAT_BLOCK;
case DataFormat::BC6H_UFLOAT_BLOCK: return VK_FORMAT_BC6H_UFLOAT_BLOCK;
case DataFormat::BC7_UNORM_BLOCK: return VK_FORMAT_BC7_UNORM_BLOCK;
case DataFormat::BC7_SRGB_BLOCK: return VK_FORMAT_BC7_SRGB_BLOCK;
default:
return VK_FORMAT_UNDEFINED;
}
}
static inline VkSamplerAddressMode AddressModeToVulkan(Draw::TextureAddressMode mode) {
switch (mode) {
case TextureAddressMode::CLAMP_TO_BORDER: return VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER;
case TextureAddressMode::CLAMP_TO_EDGE: return VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE;
case TextureAddressMode::REPEAT_MIRROR: return VK_SAMPLER_ADDRESS_MODE_MIRRORED_REPEAT;
default:
case TextureAddressMode::REPEAT: return VK_SAMPLER_ADDRESS_MODE_REPEAT;
}
}
VulkanTexture *VKContext::GetNullTexture() {
if (!nullTexture_) {
VkCommandBuffer cmdInit = renderManager_.GetInitCmd();
nullTexture_ = new VulkanTexture(vulkan_, "Null");
int w = 8;
int h = 8;
nullTexture_->CreateDirect(cmdInit, w, h, 1, 1, VK_FORMAT_A8B8G8R8_UNORM_PACK32, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT);
uint32_t bindOffset;
VkBuffer bindBuf;
uint32_t *data = (uint32_t *)push_->Push(w * h * 4, &bindOffset, &bindBuf);
for (int y = 0; y < h; y++) {
for (int x = 0; x < w; x++) {
// data[y*w + x] = ((x ^ y) & 1) ? 0xFF808080 : 0xFF000000; // gray/black checkerboard
data[y*w + x] = 0; // black
}
}
nullTexture_->UploadMip(cmdInit, 0, w, h, 0, bindBuf, bindOffset, w);
nullTexture_->EndCreate(cmdInit, false, VK_PIPELINE_STAGE_TRANSFER_BIT);
}
return nullTexture_;
}
class VKSamplerState : public SamplerState {
public:
VKSamplerState(VulkanContext *vulkan, const SamplerStateDesc &desc) : vulkan_(vulkan) {
VkSamplerCreateInfo s = { VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO };
s.addressModeU = AddressModeToVulkan(desc.wrapU);
s.addressModeV = AddressModeToVulkan(desc.wrapV);
s.addressModeW = AddressModeToVulkan(desc.wrapW);
s.anisotropyEnable = desc.maxAniso > 1.0f;
s.maxAnisotropy = desc.maxAniso;
s.magFilter = desc.magFilter == TextureFilter::LINEAR ? VK_FILTER_LINEAR : VK_FILTER_NEAREST;
s.minFilter = desc.minFilter == TextureFilter::LINEAR ? VK_FILTER_LINEAR : VK_FILTER_NEAREST;
s.mipmapMode = desc.mipFilter == TextureFilter::LINEAR ? VK_SAMPLER_MIPMAP_MODE_LINEAR : VK_SAMPLER_MIPMAP_MODE_NEAREST;
s.maxLod = VK_LOD_CLAMP_NONE;
VkResult res = vkCreateSampler(vulkan_->GetDevice(), &s, nullptr, &sampler_);
_assert_(VK_SUCCESS == res);
}
~VKSamplerState() {
vulkan_->Delete().QueueDeleteSampler(sampler_);
}
VkSampler GetSampler() { return sampler_; }
private:
VulkanContext *vulkan_;
VkSampler sampler_;
};
SamplerState *VKContext::CreateSamplerState(const SamplerStateDesc &desc) {
return new VKSamplerState(vulkan_, desc);
}
RasterState *VKContext::CreateRasterState(const RasterStateDesc &desc) {
return new VKRasterState(vulkan_, desc);
}
void VKContext::BindSamplerStates(int start, int count, SamplerState **state) {
_assert_(start + count <= MAX_BOUND_TEXTURES);
for (int i = start; i < start + count; i++) {
boundSamplers_[i] = (VKSamplerState *)state[i - start];
}
}
enum class TextureState {
UNINITIALIZED,
STAGED,
INITIALIZED,
PENDING_DESTRUCTION,
};
bool VKTexture::Create(VkCommandBuffer cmd, VulkanPushBuffer *push, const TextureDesc &desc) {
// Zero-sized textures not allowed.
_assert_(desc.width * desc.height * desc.depth > 0); // remember to set depth to 1!
if (desc.width * desc.height * desc.depth <= 0) {
ERROR_LOG(G3D, "Bad texture dimensions %dx%dx%d", desc.width, desc.height, desc.depth);
return false;
}
_assert_(push);
format_ = desc.format;
mipLevels_ = desc.mipLevels;
width_ = desc.width;
height_ = desc.height;
depth_ = desc.depth;
vkTex_ = new VulkanTexture(vulkan_, desc.tag);
VkFormat vulkanFormat = DataFormatToVulkan(format_);
int bpp = GetBpp(vulkanFormat);
int bytesPerPixel = bpp / 8;
int usageBits = VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT;
if (mipLevels_ > (int)desc.initData.size()) {
// Gonna have to generate some, which requires TRANSFER_SRC
usageBits |= VK_IMAGE_USAGE_TRANSFER_SRC_BIT;
}
if (!vkTex_->CreateDirect(cmd, width_, height_, 1, mipLevels_, vulkanFormat, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, usageBits)) {
ERROR_LOG(G3D, "Failed to create VulkanTexture: %dx%dx%d fmt %d, %d levels", width_, height_, depth_, (int)vulkanFormat, mipLevels_);
return false;
}
VkImageLayout layout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
if (desc.initData.size()) {
int w = width_;
int h = height_;
int d = depth_;
int i;
for (i = 0; i < (int)desc.initData.size(); i++) {
uint32_t offset;
VkBuffer buf;
size_t size = w * h * d * bytesPerPixel;
if (desc.initDataCallback) {
uint8_t *dest = (uint8_t *)push->PushAligned(size, &offset, &buf, 16);
if (!desc.initDataCallback(dest, desc.initData[i], w, h, d, w * bytesPerPixel, h * w * bytesPerPixel)) {
memcpy(dest, desc.initData[i], size);
}
} else {
offset = push->PushAligned((const void *)desc.initData[i], size, 16, &buf);
}
vkTex_->UploadMip(cmd, i, w, h, 0, buf, offset, w);
w = (w + 1) / 2;
h = (h + 1) / 2;
d = (d + 1) / 2;
}
// Generate the rest of the mips automatically.
if (i < mipLevels_) {
vkTex_->GenerateMips(cmd, i, false);
layout = VK_IMAGE_LAYOUT_GENERAL;
}
}
vkTex_->EndCreate(cmd, false, VK_PIPELINE_STAGE_TRANSFER_BIT, layout);
return true;
}
static DataFormat DataFormatFromVulkanDepth(VkFormat fmt) {
switch (fmt) {
case VK_FORMAT_D24_UNORM_S8_UINT:
return DataFormat::D24_S8;
case VK_FORMAT_D16_UNORM:
return DataFormat::D16;
case VK_FORMAT_D32_SFLOAT:
return DataFormat::D32F;
case VK_FORMAT_D32_SFLOAT_S8_UINT:
return DataFormat::D32F_S8;
case VK_FORMAT_D16_UNORM_S8_UINT:
return DataFormat::D16_S8;
default:
break;
}
return DataFormat::UNDEFINED;
}
VKContext::VKContext(VulkanContext *vulkan)
: vulkan_(vulkan), renderManager_(vulkan) {
shaderLanguageDesc_.Init(GLSL_VULKAN);
VkFormat depthStencilFormat = vulkan->GetDeviceInfo().preferredDepthStencilFormat;
caps_.anisoSupported = vulkan->GetDeviceFeatures().enabled.standard.samplerAnisotropy != 0;
caps_.geometryShaderSupported = vulkan->GetDeviceFeatures().enabled.standard.geometryShader != 0;
caps_.tesselationShaderSupported = vulkan->GetDeviceFeatures().enabled.standard.tessellationShader != 0;
caps_.dualSourceBlend = vulkan->GetDeviceFeatures().enabled.standard.dualSrcBlend != 0;
caps_.depthClampSupported = vulkan->GetDeviceFeatures().enabled.standard.depthClamp != 0;
caps_.clipDistanceSupported = vulkan->GetDeviceFeatures().enabled.standard.shaderClipDistance != 0;
caps_.cullDistanceSupported = vulkan->GetDeviceFeatures().enabled.standard.shaderCullDistance != 0;
caps_.framebufferBlitSupported = true;
caps_.framebufferCopySupported = true;
caps_.framebufferDepthBlitSupported = vulkan->GetDeviceInfo().canBlitToPreferredDepthStencilFormat;
caps_.framebufferStencilBlitSupported = caps_.framebufferDepthBlitSupported;
caps_.framebufferDepthCopySupported = true; // Will pretty much always be the case.
caps_.framebufferSeparateDepthCopySupported = true; // Will pretty much always be the case.
// This doesn't affect what depth/stencil format is actually used, see VulkanQueueRunner.
caps_.preferredDepthBufferFormat = DataFormatFromVulkanDepth(vulkan->GetDeviceInfo().preferredDepthStencilFormat);
caps_.texture3DSupported = true;
caps_.textureDepthSupported = true;
caps_.fragmentShaderInt32Supported = true;
caps_.textureNPOTFullySupported = true;
caps_.fragmentShaderDepthWriteSupported = true;
caps_.fragmentShaderStencilWriteSupported = vulkan->Extensions().EXT_shader_stencil_export;
caps_.blendMinMaxSupported = true;
caps_.logicOpSupported = vulkan->GetDeviceFeatures().enabled.standard.logicOp != 0;
caps_.multiViewSupported = vulkan->GetDeviceFeatures().enabled.multiview.multiview != 0;
caps_.sampleRateShadingSupported = vulkan->GetDeviceFeatures().enabled.standard.sampleRateShading != 0;
const auto &limits = vulkan->GetPhysicalDeviceProperties().properties.limits;
auto deviceProps = vulkan->GetPhysicalDeviceProperties(vulkan_->GetCurrentPhysicalDeviceIndex()).properties;
switch (deviceProps.vendorID) {
case VULKAN_VENDOR_AMD: caps_.vendor = GPUVendor::VENDOR_AMD; break;
case VULKAN_VENDOR_ARM: caps_.vendor = GPUVendor::VENDOR_ARM; break;
case VULKAN_VENDOR_IMGTEC: caps_.vendor = GPUVendor::VENDOR_IMGTEC; break;
case VULKAN_VENDOR_NVIDIA: caps_.vendor = GPUVendor::VENDOR_NVIDIA; break;
case VULKAN_VENDOR_QUALCOMM: caps_.vendor = GPUVendor::VENDOR_QUALCOMM; break;
case VULKAN_VENDOR_INTEL: caps_.vendor = GPUVendor::VENDOR_INTEL; break;
case VULKAN_VENDOR_APPLE: caps_.vendor = GPUVendor::VENDOR_APPLE; break;
default:
WARN_LOG(G3D, "Unknown vendor ID %08x", deviceProps.vendorID);
caps_.vendor = GPUVendor::VENDOR_UNKNOWN;
break;
}
switch (caps_.vendor) {
case GPUVendor::VENDOR_ARM:
case GPUVendor::VENDOR_IMGTEC:
case GPUVendor::VENDOR_QUALCOMM:
caps_.isTilingGPU = true;
break;
default:
caps_.isTilingGPU = false;
break;
}
// Hide D3D9 when we know it likely won't work well.
#if PPSSPP_PLATFORM(WINDOWS)
caps_.supportsD3D9 = true;
if (!strcmp(deviceProps.deviceName, "Intel(R) Iris(R) Xe Graphics")) {
caps_.supportsD3D9 = false;
}
#endif
// VkSampleCountFlagBits is arranged correctly for our purposes.
// Only support MSAA levels that have support for all three of color, depth, stencil.
if (!caps_.isTilingGPU) {
// Check for depth stencil resolve. Without it, depth textures won't work, and we don't want that mess
// of compatibility reports, so we'll just disable multisampling in this case for now.
// There are potential workarounds for devices that don't support it, but those are nearly non-existent now.
const auto &resolveProperties = vulkan->GetPhysicalDeviceProperties().depthStencilResolve;
if (vulkan->Extensions().KHR_depth_stencil_resolve &&
((resolveProperties.supportedDepthResolveModes & resolveProperties.supportedStencilResolveModes) & VK_RESOLVE_MODE_SAMPLE_ZERO_BIT) != 0) {
caps_.multiSampleLevelsMask = (limits.framebufferColorSampleCounts & limits.framebufferDepthSampleCounts & limits.framebufferStencilSampleCounts);
} else {
caps_.multiSampleLevelsMask = 1;
}
} else {
caps_.multiSampleLevelsMask = 1;
}
if (caps_.vendor == GPUVendor::VENDOR_QUALCOMM) {
// Adreno 5xx devices, all known driver versions, fail to discard stencil when depth write is off.
// See: https://github.com/hrydgard/ppsspp/pull/11684
if (deviceProps.deviceID >= 0x05000000 && deviceProps.deviceID < 0x06000000) {
if (deviceProps.driverVersion < 0x80180000) {
bugs_.Infest(Bugs::NO_DEPTH_CANNOT_DISCARD_STENCIL);
}
}
// Color write mask not masking write in certain scenarios with a depth test, see #10421.
// Known still present on driver 0x80180000 and Adreno 5xx (possibly more.)
// Known working on driver 0x801EA000 and Adreno 620.
if (deviceProps.driverVersion < 0x801EA000 || deviceProps.deviceID < 0x06000000)
bugs_.Infest(Bugs::COLORWRITEMASK_BROKEN_WITH_DEPTHTEST);
// Trying to follow all the rules in https://registry.khronos.org/vulkan/specs/1.3/html/vkspec.html#synchronization-pipeline-barriers-subpass-self-dependencies
// and https://registry.khronos.org/vulkan/specs/1.3/html/vkspec.html#renderpass-feedbackloop, but still it doesn't
// quite work - artifacts on triangle boundaries on Adreno.
bugs_.Infest(Bugs::SUBPASS_FEEDBACK_BROKEN);
} else if (caps_.vendor == GPUVendor::VENDOR_AMD) {
// See issue #10074, and also #10065 (AMD) and #10109 for the choice of the driver version to check for.
if (deviceProps.driverVersion < 0x00407000) {
bugs_.Infest(Bugs::DUAL_SOURCE_BLENDING_BROKEN);
}
} else if (caps_.vendor == GPUVendor::VENDOR_INTEL) {
// Workaround for Intel driver bug. TODO: Re-enable after some driver version
bugs_.Infest(Bugs::DUAL_SOURCE_BLENDING_BROKEN);
} else if (caps_.vendor == GPUVendor::VENDOR_ARM) {
int majorVersion = VK_API_VERSION_MAJOR(deviceProps.driverVersion);
// These GPUs (up to some certain hardware version?) have a bug where draws where gl_Position.w == .z
// corrupt the depth buffer. This is easily worked around by simply scaling Z down a tiny bit when this case
// is detected. See: https://github.com/hrydgard/ppsspp/issues/11937
bugs_.Infest(Bugs::EQUAL_WZ_CORRUPTS_DEPTH);
// Nearly identical to the the Adreno bug, see #13833 (Midnight Club map broken) and other issues.
// Reported fixed in major version 40 - let's add a check once confirmed.
bugs_.Infest(Bugs::NO_DEPTH_CANNOT_DISCARD_STENCIL);
// This started in driver 31 or 32, fixed in 40 - let's add a check once confirmed.
if (majorVersion >= 32) {
bugs_.Infest(Bugs::MALI_CONSTANT_LOAD_BUG); // See issue #15661
}
// Older ARM devices have very slow geometry shaders, not worth using. At least before 15.
// Also seen to cause weird issues on 18, so let's lump it in.
if (majorVersion <= 18) {
bugs_.Infest(Bugs::GEOMETRY_SHADERS_SLOW_OR_BROKEN);
}
}
// Limited, through input attachments and self-dependencies.
// We turn it off here already if buggy.
caps_.framebufferFetchSupported = !bugs_.Has(Bugs::SUBPASS_FEEDBACK_BROKEN);
caps_.deviceID = deviceProps.deviceID;
device_ = vulkan->GetDevice();
std::vector<VkDescriptorPoolSize> dpTypes;
dpTypes.resize(2);
dpTypes[0].descriptorCount = 200;
dpTypes[0].type = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC;
dpTypes[1].descriptorCount = 200 * MAX_BOUND_TEXTURES;
dpTypes[1].type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
VkDescriptorPoolCreateInfo dp{ VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO };
// Don't want to mess around with individually freeing these, let's go dynamic each frame.
dp.flags = 0;
// 200 textures per frame was not enough for the UI.
dp.maxSets = 4096;
for (int i = 0; i < VulkanContext::MAX_INFLIGHT_FRAMES; i++) {
VkBufferUsageFlags usage = VK_BUFFER_USAGE_INDEX_BUFFER_BIT | VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT | VK_BUFFER_USAGE_VERTEX_BUFFER_BIT | VK_BUFFER_USAGE_TRANSFER_SRC_BIT;
frame_[i].pushBuffer = new VulkanPushBuffer(vulkan_, "pushBuffer", 1024 * 1024, usage, PushBufferType::CPU_TO_GPU);
frame_[i].descriptorPool.Create(vulkan_, dp, dpTypes);
}
// binding 0 - uniform data
// binding 1 - combined sampler/image 0
// binding 2 - combined sampler/image 1
VkDescriptorSetLayoutBinding bindings[MAX_BOUND_TEXTURES + 1];
bindings[0].descriptorCount = 1;
bindings[0].pImmutableSamplers = nullptr;
bindings[0].descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC;
bindings[0].stageFlags = VK_SHADER_STAGE_VERTEX_BIT | VK_SHADER_STAGE_FRAGMENT_BIT;
bindings[0].binding = 0;
for (int i = 0; i < MAX_BOUND_TEXTURES; ++i) {
bindings[i + 1].descriptorCount = 1;
bindings[i + 1].pImmutableSamplers = nullptr;
bindings[i + 1].descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
bindings[i + 1].stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT;
bindings[i + 1].binding = i + 1;
}
VkDescriptorSetLayoutCreateInfo dsl = { VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO };
dsl.bindingCount = ARRAY_SIZE(bindings);
dsl.pBindings = bindings;
VkResult res = vkCreateDescriptorSetLayout(device_, &dsl, nullptr, &descriptorSetLayout_);
_assert_(VK_SUCCESS == res);
vulkan_->SetDebugName(descriptorSetLayout_, VK_OBJECT_TYPE_DESCRIPTOR_SET_LAYOUT, "thin3d_d_layout");
VkPipelineLayoutCreateInfo pl = { VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO };
pl.pPushConstantRanges = nullptr;
pl.pushConstantRangeCount = 0;
VkDescriptorSetLayout setLayouts[1] = { descriptorSetLayout_ };
pl.setLayoutCount = ARRAY_SIZE(setLayouts);
pl.pSetLayouts = setLayouts;
res = vkCreatePipelineLayout(device_, &pl, nullptr, &pipelineLayout_);
_assert_(VK_SUCCESS == res);
vulkan_->SetDebugName(pipelineLayout_, VK_OBJECT_TYPE_PIPELINE_LAYOUT, "thin3d_p_layout");