forked from chromium/chromium
-
Notifications
You must be signed in to change notification settings - Fork 0
/
resource_provider.cc
2067 lines (1813 loc) · 70.7 KB
/
resource_provider.cc
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 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "cc/resources/resource_provider.h"
#include <stddef.h>
#include <stdint.h>
#include <algorithm>
#include <limits>
#include <unordered_map>
#include "base/atomic_sequence_num.h"
#include "base/macros.h"
#include "base/metrics/histogram.h"
#include "base/numerics/safe_math.h"
#include "base/stl_util.h"
#include "base/strings/string_split.h"
#include "base/strings/string_util.h"
#include "base/strings/stringprintf.h"
#include "base/threading/thread_task_runner_handle.h"
#include "base/trace_event/memory_dump_manager.h"
#include "base/trace_event/trace_event.h"
#include "cc/resources/platform_color.h"
#include "cc/resources/resource_util.h"
#include "cc/resources/returned_resource.h"
#include "cc/resources/shared_bitmap_manager.h"
#include "cc/resources/transferable_resource.h"
#include "gpu/GLES2/gl2extchromium.h"
#include "gpu/command_buffer/client/context_support.h"
#include "gpu/command_buffer/client/gles2_interface.h"
#include "gpu/command_buffer/client/gpu_memory_buffer_manager.h"
#include "skia/ext/texture_handle.h"
#include "third_party/khronos/GLES2/gl2.h"
#include "third_party/khronos/GLES2/gl2ext.h"
#include "third_party/skia/include/core/SkCanvas.h"
#include "third_party/skia/include/core/SkSurface.h"
#include "third_party/skia/include/gpu/GrContext.h"
#include "third_party/skia/include/gpu/GrTextureProvider.h"
#include "third_party/skia/include/gpu/gl/GrGLTypes.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/vector2d.h"
#include "ui/gfx/gpu_memory_buffer_tracing.h"
#include "ui/gfx/icc_profile.h"
#include "ui/gl/trace_util.h"
using gpu::gles2::GLES2Interface;
namespace cc {
class IdAllocator {
public:
virtual ~IdAllocator() {}
virtual GLuint NextId() = 0;
protected:
IdAllocator(GLES2Interface* gl, size_t id_allocation_chunk_size)
: gl_(gl),
id_allocation_chunk_size_(id_allocation_chunk_size),
ids_(new GLuint[id_allocation_chunk_size]),
next_id_index_(id_allocation_chunk_size) {
DCHECK(id_allocation_chunk_size_);
DCHECK_LE(id_allocation_chunk_size_,
static_cast<size_t>(std::numeric_limits<int>::max()));
}
GLES2Interface* gl_;
const size_t id_allocation_chunk_size_;
std::unique_ptr<GLuint[]> ids_;
size_t next_id_index_;
};
namespace {
bool IsGpuResourceType(ResourceProvider::ResourceType type) {
return type != ResourceProvider::RESOURCE_TYPE_BITMAP;
}
GLenum TextureToStorageFormat(ResourceFormat format) {
GLenum storage_format = GL_RGBA8_OES;
switch (format) {
case RGBA_8888:
break;
case BGRA_8888:
storage_format = GL_BGRA8_EXT;
break;
case RGBA_4444:
case ALPHA_8:
case LUMINANCE_8:
case RGB_565:
case ETC1:
case RED_8:
case LUMINANCE_F16:
NOTREACHED();
break;
}
return storage_format;
}
bool IsFormatSupportedForStorage(ResourceFormat format, bool use_bgra) {
switch (format) {
case RGBA_8888:
return true;
case BGRA_8888:
return use_bgra;
case RGBA_4444:
case ALPHA_8:
case LUMINANCE_8:
case RGB_565:
case ETC1:
case RED_8:
case LUMINANCE_F16:
return false;
}
return false;
}
GrPixelConfig ToGrPixelConfig(ResourceFormat format) {
switch (format) {
case RGBA_8888:
return kRGBA_8888_GrPixelConfig;
case BGRA_8888:
return kBGRA_8888_GrPixelConfig;
case RGBA_4444:
return kRGBA_4444_GrPixelConfig;
default:
break;
}
DCHECK(false) << "Unsupported resource format.";
return kSkia8888_GrPixelConfig;
}
class ScopedSetActiveTexture {
public:
ScopedSetActiveTexture(GLES2Interface* gl, GLenum unit)
: gl_(gl), unit_(unit) {
DCHECK_EQ(GL_TEXTURE0, ResourceProvider::GetActiveTextureUnit(gl_));
if (unit_ != GL_TEXTURE0)
gl_->ActiveTexture(unit_);
}
~ScopedSetActiveTexture() {
// Active unit being GL_TEXTURE0 is effectively the ground state.
if (unit_ != GL_TEXTURE0)
gl_->ActiveTexture(GL_TEXTURE0);
}
private:
GLES2Interface* gl_;
GLenum unit_;
};
class TextureIdAllocator : public IdAllocator {
public:
TextureIdAllocator(GLES2Interface* gl,
size_t texture_id_allocation_chunk_size)
: IdAllocator(gl, texture_id_allocation_chunk_size) {}
~TextureIdAllocator() override {
gl_->DeleteTextures(
static_cast<int>(id_allocation_chunk_size_ - next_id_index_),
ids_.get() + next_id_index_);
}
// Overridden from IdAllocator:
GLuint NextId() override {
if (next_id_index_ == id_allocation_chunk_size_) {
gl_->GenTextures(static_cast<int>(id_allocation_chunk_size_), ids_.get());
next_id_index_ = 0;
}
return ids_[next_id_index_++];
}
private:
DISALLOW_COPY_AND_ASSIGN(TextureIdAllocator);
};
class BufferIdAllocator : public IdAllocator {
public:
BufferIdAllocator(GLES2Interface* gl, size_t buffer_id_allocation_chunk_size)
: IdAllocator(gl, buffer_id_allocation_chunk_size) {}
~BufferIdAllocator() override {
gl_->DeleteBuffers(
static_cast<int>(id_allocation_chunk_size_ - next_id_index_),
ids_.get() + next_id_index_);
}
// Overridden from IdAllocator:
GLuint NextId() override {
if (next_id_index_ == id_allocation_chunk_size_) {
gl_->GenBuffers(static_cast<int>(id_allocation_chunk_size_), ids_.get());
next_id_index_ = 0;
}
return ids_[next_id_index_++];
}
private:
DISALLOW_COPY_AND_ASSIGN(BufferIdAllocator);
};
// Generates process-unique IDs to use for tracing a ResourceProvider's
// resources.
base::StaticAtomicSequenceNumber g_next_resource_provider_tracing_id;
} // namespace
ResourceProvider::Resource::~Resource() {}
ResourceProvider::Resource::Resource(GLuint texture_id,
const gfx::Size& size,
Origin origin,
GLenum target,
GLenum filter,
TextureHint hint,
ResourceType type,
ResourceFormat format)
: child_id(0),
gl_id(texture_id),
gl_pixel_buffer_id(0),
gl_upload_query_id(0),
gl_read_lock_query_id(0),
pixels(nullptr),
lock_for_read_count(0),
imported_count(0),
exported_count(0),
dirty_image(false),
locked_for_write(false),
lost(false),
marked_for_deletion(false),
allocated(false),
read_lock_fences_enabled(false),
has_shared_bitmap_id(false),
is_overlay_candidate(false),
read_lock_fence(nullptr),
size(size),
origin(origin),
target(target),
original_filter(filter),
filter(filter),
image_id(0),
bound_image_id(0),
hint(hint),
type(type),
usage(gfx::BufferUsage::GPU_READ_CPU_READ_WRITE),
format(format),
shared_bitmap(nullptr) {}
ResourceProvider::Resource::Resource(uint8_t* pixels,
SharedBitmap* bitmap,
const gfx::Size& size,
Origin origin,
GLenum filter)
: child_id(0),
gl_id(0),
gl_pixel_buffer_id(0),
gl_upload_query_id(0),
gl_read_lock_query_id(0),
pixels(pixels),
lock_for_read_count(0),
imported_count(0),
exported_count(0),
dirty_image(false),
locked_for_write(false),
lost(false),
marked_for_deletion(false),
allocated(false),
read_lock_fences_enabled(false),
has_shared_bitmap_id(!!bitmap),
is_overlay_candidate(false),
read_lock_fence(nullptr),
size(size),
origin(origin),
target(0),
original_filter(filter),
filter(filter),
image_id(0),
bound_image_id(0),
hint(TEXTURE_HINT_IMMUTABLE),
type(RESOURCE_TYPE_BITMAP),
format(RGBA_8888),
shared_bitmap(bitmap) {
DCHECK(origin == DELEGATED || pixels);
if (bitmap)
shared_bitmap_id = bitmap->id();
}
ResourceProvider::Resource::Resource(const SharedBitmapId& bitmap_id,
const gfx::Size& size,
Origin origin,
GLenum filter)
: child_id(0),
gl_id(0),
gl_pixel_buffer_id(0),
gl_upload_query_id(0),
gl_read_lock_query_id(0),
pixels(nullptr),
lock_for_read_count(0),
imported_count(0),
exported_count(0),
dirty_image(false),
locked_for_write(false),
lost(false),
marked_for_deletion(false),
allocated(false),
read_lock_fences_enabled(false),
has_shared_bitmap_id(true),
is_overlay_candidate(false),
read_lock_fence(nullptr),
size(size),
origin(origin),
target(0),
original_filter(filter),
filter(filter),
image_id(0),
bound_image_id(0),
hint(TEXTURE_HINT_IMMUTABLE),
type(RESOURCE_TYPE_BITMAP),
format(RGBA_8888),
shared_bitmap_id(bitmap_id),
shared_bitmap(nullptr) {}
ResourceProvider::Resource::Resource(Resource&& other) = default;
void ResourceProvider::Resource::set_mailbox(const TextureMailbox& mailbox) {
mailbox_ = mailbox;
if (IsGpuResourceType(type)) {
synchronization_state_ =
(mailbox.sync_token().HasData() ? NEEDS_WAIT : LOCALLY_USED);
needs_sync_token_ = !mailbox.sync_token().HasData();
} else {
synchronization_state_ = SYNCHRONIZED;
}
}
void ResourceProvider::Resource::SetLocallyUsed() {
synchronization_state_ = LOCALLY_USED;
mailbox_.set_sync_token(gpu::SyncToken());
needs_sync_token_ = IsGpuResourceType(type);
}
void ResourceProvider::Resource::SetSynchronized() {
synchronization_state_ = SYNCHRONIZED;
}
void ResourceProvider::Resource::UpdateSyncToken(
const gpu::SyncToken& sync_token) {
// In the case of context lost, this sync token may be empty since sync tokens
// may not be generated unless a successful flush occurred. However, we will
// assume the task runner is calling this function properly and update the
// state accordingly.
mailbox_.set_sync_token(sync_token);
synchronization_state_ = NEEDS_WAIT;
needs_sync_token_ = false;
}
int8_t* ResourceProvider::Resource::GetSyncTokenData() {
return mailbox_.GetSyncTokenData();
}
void ResourceProvider::Resource::WaitSyncToken(gpu::gles2::GLES2Interface* gl) {
// Make sure we are only called when state actually needs to wait.
DCHECK_EQ(NEEDS_WAIT, synchronization_state_);
// Make sure sync token is not stale.
DCHECK(!needs_sync_token_);
// In the case of context lost, this sync token may be empty (see comment in
// the UpdateSyncToken() function). The WaitSyncTokenCHROMIUM() function
// handles empty sync tokens properly so just wait anyways and update the
// state the synchronized.
gl->WaitSyncTokenCHROMIUM(mailbox_.sync_token().GetConstData());
SetSynchronized();
}
ResourceProvider::Child::Child()
: marked_for_deletion(false), needs_sync_tokens(true) {}
ResourceProvider::Child::Child(const Child& other) = default;
ResourceProvider::Child::~Child() {}
ResourceProvider::ResourceProvider(
ContextProvider* compositor_context_provider,
SharedBitmapManager* shared_bitmap_manager,
gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
BlockingTaskRunner* blocking_main_thread_task_runner,
int highp_threshold_min,
size_t id_allocation_chunk_size,
bool delegated_sync_points_required,
bool use_gpu_memory_buffer_resources,
bool enable_color_correct_rendering,
const BufferToTextureTargetMap& buffer_to_texture_target_map)
: compositor_context_provider_(compositor_context_provider),
shared_bitmap_manager_(shared_bitmap_manager),
gpu_memory_buffer_manager_(gpu_memory_buffer_manager),
blocking_main_thread_task_runner_(blocking_main_thread_task_runner),
lost_context_provider_(false),
highp_threshold_min_(highp_threshold_min),
next_id_(1),
next_child_(1),
delegated_sync_points_required_(delegated_sync_points_required),
default_resource_type_(use_gpu_memory_buffer_resources
? RESOURCE_TYPE_GPU_MEMORY_BUFFER
: RESOURCE_TYPE_GL_TEXTURE),
use_texture_storage_ext_(false),
use_texture_format_bgra_(false),
use_texture_usage_hint_(false),
use_compressed_texture_etc1_(false),
yuv_resource_format_(LUMINANCE_8),
max_texture_size_(0),
best_texture_format_(RGBA_8888),
best_render_buffer_format_(RGBA_8888),
enable_color_correct_rendering_(enable_color_correct_rendering),
id_allocation_chunk_size_(id_allocation_chunk_size),
use_sync_query_(false),
buffer_to_texture_target_map_(buffer_to_texture_target_map),
tracing_id_(g_next_resource_provider_tracing_id.GetNext()) {
DCHECK(id_allocation_chunk_size_);
DCHECK(thread_checker_.CalledOnValidThread());
// In certain cases, ThreadTaskRunnerHandle isn't set (Android Webview).
// Don't register a dump provider in these cases.
// TODO(ericrk): Get this working in Android Webview. crbug.com/517156
if (base::ThreadTaskRunnerHandle::IsSet()) {
base::trace_event::MemoryDumpManager::GetInstance()->RegisterDumpProvider(
this, "cc::ResourceProvider", base::ThreadTaskRunnerHandle::Get());
}
if (!compositor_context_provider_) {
default_resource_type_ = RESOURCE_TYPE_BITMAP;
// Pick an arbitrary limit here similar to what hardware might.
max_texture_size_ = 16 * 1024;
best_texture_format_ = RGBA_8888;
return;
}
DCHECK(!texture_id_allocator_);
DCHECK(!buffer_id_allocator_);
const auto& caps = compositor_context_provider_->ContextCapabilities();
DCHECK(IsGpuResourceType(default_resource_type_));
use_texture_storage_ext_ = caps.texture_storage;
use_texture_format_bgra_ = caps.texture_format_bgra8888;
use_texture_usage_hint_ = caps.texture_usage;
use_compressed_texture_etc1_ = caps.texture_format_etc1;
if (caps.disable_one_component_textures) {
yuv_resource_format_ = yuv_highbit_resource_format_ = RGBA_8888;
} else {
yuv_resource_format_ = caps.texture_rg ? RED_8 : LUMINANCE_8;
yuv_highbit_resource_format_ =
caps.texture_half_float_linear ? LUMINANCE_F16 : yuv_resource_format_;
}
use_sync_query_ = caps.sync_query;
GLES2Interface* gl = ContextGL();
max_texture_size_ = 0; // Context expects cleared value.
gl->GetIntegerv(GL_MAX_TEXTURE_SIZE, &max_texture_size_);
best_texture_format_ =
PlatformColor::BestSupportedTextureFormat(use_texture_format_bgra_);
best_render_buffer_format_ = PlatformColor::BestSupportedTextureFormat(
caps.render_buffer_format_bgra8888);
texture_id_allocator_.reset(
new TextureIdAllocator(gl, id_allocation_chunk_size_));
buffer_id_allocator_.reset(
new BufferIdAllocator(gl, id_allocation_chunk_size_));
}
ResourceProvider::~ResourceProvider() {
base::trace_event::MemoryDumpManager::GetInstance()->UnregisterDumpProvider(
this);
while (!children_.empty())
DestroyChildInternal(children_.begin(), FOR_SHUTDOWN);
while (!resources_.empty())
DeleteResourceInternal(resources_.begin(), FOR_SHUTDOWN);
GLES2Interface* gl = ContextGL();
if (!IsGpuResourceType(default_resource_type_)) {
// We are not in GL mode, but double check before returning.
DCHECK(!gl);
return;
}
DCHECK(gl);
#if DCHECK_IS_ON()
// Check that all GL resources has been deleted.
for (ResourceMap::const_iterator itr = resources_.begin();
itr != resources_.end(); ++itr) {
DCHECK(!IsGpuResourceType(itr->second.type));
}
#endif // DCHECK_IS_ON()
texture_id_allocator_ = nullptr;
buffer_id_allocator_ = nullptr;
gl->Finish();
}
bool ResourceProvider::IsResourceFormatSupported(ResourceFormat format) const {
gpu::Capabilities caps;
if (compositor_context_provider_)
caps = compositor_context_provider_->ContextCapabilities();
switch (format) {
case ALPHA_8:
case RGBA_4444:
case RGBA_8888:
case RGB_565:
case LUMINANCE_8:
return true;
case BGRA_8888:
return caps.texture_format_bgra8888;
case ETC1:
return caps.texture_format_etc1;
case RED_8:
return caps.texture_rg;
case LUMINANCE_F16:
return caps.texture_half_float_linear;
}
NOTREACHED();
return false;
}
bool ResourceProvider::InUseByConsumer(ResourceId id) {
Resource* resource = GetResource(id);
return resource->lock_for_read_count > 0 || resource->exported_count > 0 ||
resource->lost;
}
bool ResourceProvider::IsLost(ResourceId id) {
Resource* resource = GetResource(id);
return resource->lost;
}
void ResourceProvider::LoseResourceForTesting(ResourceId id) {
Resource* resource = GetResource(id);
DCHECK(resource);
resource->lost = true;
}
ResourceFormat ResourceProvider::YuvResourceFormat(int bits) const {
if (bits > 8) {
return yuv_highbit_resource_format_;
} else {
return yuv_resource_format_;
}
}
ResourceId ResourceProvider::CreateResource(
const gfx::Size& size,
TextureHint hint,
ResourceFormat format,
const gfx::ColorSpace& color_space) {
DCHECK(!size.IsEmpty());
switch (default_resource_type_) {
case RESOURCE_TYPE_GPU_MEMORY_BUFFER:
// GPU memory buffers don't support LUMINANCE_F16.
if (format != LUMINANCE_F16) {
return CreateGLTexture(
size, hint, RESOURCE_TYPE_GPU_MEMORY_BUFFER, format,
gfx::BufferUsage::GPU_READ_CPU_READ_WRITE, color_space);
}
// Fall through and use a regular texture.
case RESOURCE_TYPE_GL_TEXTURE:
return CreateGLTexture(size, hint, RESOURCE_TYPE_GL_TEXTURE, format,
gfx::BufferUsage::GPU_READ_CPU_READ_WRITE,
color_space);
case RESOURCE_TYPE_BITMAP:
DCHECK_EQ(RGBA_8888, format);
return CreateBitmap(size, color_space);
}
LOG(FATAL) << "Invalid default resource type.";
return 0;
}
ResourceId ResourceProvider::CreateGpuMemoryBufferResource(
const gfx::Size& size,
TextureHint hint,
ResourceFormat format,
gfx::BufferUsage usage,
const gfx::ColorSpace& color_space) {
DCHECK(!size.IsEmpty());
switch (default_resource_type_) {
case RESOURCE_TYPE_GPU_MEMORY_BUFFER:
case RESOURCE_TYPE_GL_TEXTURE: {
return CreateGLTexture(size, hint, RESOURCE_TYPE_GPU_MEMORY_BUFFER,
format, usage, color_space);
}
case RESOURCE_TYPE_BITMAP:
DCHECK_EQ(RGBA_8888, format);
return CreateBitmap(size, color_space);
}
LOG(FATAL) << "Invalid default resource type.";
return 0;
}
ResourceId ResourceProvider::CreateGLTexture(
const gfx::Size& size,
TextureHint hint,
ResourceType type,
ResourceFormat format,
gfx::BufferUsage usage,
const gfx::ColorSpace& color_space) {
DCHECK_LE(size.width(), max_texture_size_);
DCHECK_LE(size.height(), max_texture_size_);
DCHECK(thread_checker_.CalledOnValidThread());
// TODO(crbug.com/590317): We should not assume that all resources created by
// ResourceProvider are GPU_READ_CPU_READ_WRITE. We should determine this
// based on the current RasterBufferProvider's needs.
GLenum target = type == RESOURCE_TYPE_GPU_MEMORY_BUFFER
? GetImageTextureTarget(usage, format)
: GL_TEXTURE_2D;
ResourceId id = next_id_++;
Resource* resource =
InsertResource(id, Resource(0, size, Resource::INTERNAL, target,
GL_LINEAR, hint, type, format));
resource->usage = usage;
resource->allocated = false;
resource->color_space = color_space;
return id;
}
ResourceId ResourceProvider::CreateBitmap(const gfx::Size& size,
const gfx::ColorSpace& color_space) {
DCHECK(thread_checker_.CalledOnValidThread());
std::unique_ptr<SharedBitmap> bitmap =
shared_bitmap_manager_->AllocateSharedBitmap(size);
uint8_t* pixels = bitmap->pixels();
DCHECK(pixels);
ResourceId id = next_id_++;
Resource* resource = InsertResource(
id,
Resource(pixels, bitmap.release(), size, Resource::INTERNAL, GL_LINEAR));
resource->allocated = true;
resource->color_space = color_space;
return id;
}
ResourceId ResourceProvider::CreateResourceFromTextureMailbox(
const TextureMailbox& mailbox,
std::unique_ptr<SingleReleaseCallbackImpl> release_callback_impl,
bool read_lock_fences_enabled) {
DCHECK(thread_checker_.CalledOnValidThread());
// Just store the information. Mailbox will be consumed in LockForRead().
ResourceId id = next_id_++;
DCHECK(mailbox.IsValid());
Resource* resource = nullptr;
if (mailbox.IsTexture()) {
resource = InsertResource(
id,
Resource(0, mailbox.size_in_pixels(), Resource::EXTERNAL,
mailbox.target(),
mailbox.nearest_neighbor() ? GL_NEAREST : GL_LINEAR,
TEXTURE_HINT_IMMUTABLE, RESOURCE_TYPE_GL_TEXTURE, RGBA_8888));
} else {
DCHECK(mailbox.IsSharedMemory());
SharedBitmap* shared_bitmap = mailbox.shared_bitmap();
uint8_t* pixels = shared_bitmap->pixels();
DCHECK(pixels);
resource = InsertResource(
id, Resource(pixels, shared_bitmap, mailbox.size_in_pixels(),
Resource::EXTERNAL, GL_LINEAR));
}
resource->allocated = true;
resource->set_mailbox(mailbox);
resource->color_space = mailbox.color_space();
resource->release_callback_impl =
base::Bind(&SingleReleaseCallbackImpl::Run,
base::Owned(release_callback_impl.release()));
resource->read_lock_fences_enabled = read_lock_fences_enabled;
resource->is_overlay_candidate = mailbox.is_overlay_candidate();
resource->color_space = mailbox.color_space();
return id;
}
ResourceId ResourceProvider::CreateResourceFromTextureMailbox(
const TextureMailbox& mailbox,
std::unique_ptr<SingleReleaseCallbackImpl> release_callback_impl) {
return CreateResourceFromTextureMailbox(
mailbox, std::move(release_callback_impl), false);
}
void ResourceProvider::DeleteResource(ResourceId id) {
DCHECK(thread_checker_.CalledOnValidThread());
ResourceMap::iterator it = resources_.find(id);
CHECK(it != resources_.end());
Resource* resource = &it->second;
DCHECK(!resource->marked_for_deletion);
DCHECK_EQ(resource->imported_count, 0);
DCHECK(!resource->locked_for_write);
if (resource->exported_count > 0 || resource->lock_for_read_count > 0 ||
!ReadLockFenceHasPassed(resource)) {
resource->marked_for_deletion = true;
return;
} else {
DeleteResourceInternal(it, NORMAL);
}
}
void ResourceProvider::DeleteResourceInternal(ResourceMap::iterator it,
DeleteStyle style) {
TRACE_EVENT0("cc", "ResourceProvider::DeleteResourceInternal");
Resource* resource = &it->second;
DCHECK(resource->exported_count == 0 || style != NORMAL);
// Exported resources are lost on shutdown.
bool exported_resource_lost =
style == FOR_SHUTDOWN && resource->exported_count > 0;
// GPU resources are lost when context is lost.
bool gpu_resource_lost =
IsGpuResourceType(resource->type) && lost_context_provider_;
bool lost_resource =
resource->lost || exported_resource_lost || gpu_resource_lost;
// Wait on sync token before deleting resources we own.
if (!lost_resource && resource->origin == Resource::INTERNAL &&
resource->synchronization_state() == Resource::NEEDS_WAIT) {
DCHECK(resource->allocated);
DCHECK(IsGpuResourceType(resource->type));
GLES2Interface* gl = ContextGL();
DCHECK(gl);
resource->WaitSyncToken(gl);
}
if (resource->image_id) {
DCHECK(resource->origin == Resource::INTERNAL);
GLES2Interface* gl = ContextGL();
DCHECK(gl);
gl->DestroyImageCHROMIUM(resource->image_id);
}
if (resource->gl_upload_query_id) {
DCHECK(resource->origin == Resource::INTERNAL);
GLES2Interface* gl = ContextGL();
DCHECK(gl);
gl->DeleteQueriesEXT(1, &resource->gl_upload_query_id);
}
if (resource->gl_read_lock_query_id) {
DCHECK(resource->origin == Resource::INTERNAL);
GLES2Interface* gl = ContextGL();
DCHECK(gl);
gl->DeleteQueriesEXT(1, &resource->gl_read_lock_query_id);
}
if (resource->gl_pixel_buffer_id) {
DCHECK(resource->origin == Resource::INTERNAL);
GLES2Interface* gl = ContextGL();
DCHECK(gl);
gl->DeleteBuffers(1, &resource->gl_pixel_buffer_id);
}
if (resource->origin == Resource::EXTERNAL) {
DCHECK(resource->mailbox().IsValid());
gpu::SyncToken sync_token = resource->mailbox().sync_token();
if (IsGpuResourceType(resource->type)) {
DCHECK(resource->mailbox().IsTexture());
GLES2Interface* gl = ContextGL();
DCHECK(gl);
if (resource->gl_id) {
DCHECK_NE(Resource::NEEDS_WAIT, resource->synchronization_state());
gl->DeleteTextures(1, &resource->gl_id);
resource->gl_id = 0;
if (!lost_resource) {
const GLuint64 fence_sync = gl->InsertFenceSyncCHROMIUM();
gl->ShallowFlushCHROMIUM();
gl->GenSyncTokenCHROMIUM(fence_sync, sync_token.GetData());
}
}
} else {
DCHECK(resource->mailbox().IsSharedMemory());
resource->shared_bitmap = nullptr;
resource->pixels = nullptr;
}
resource->release_callback_impl.Run(sync_token, lost_resource,
blocking_main_thread_task_runner_);
}
if (resource->gl_id) {
GLES2Interface* gl = ContextGL();
DCHECK(gl);
gl->DeleteTextures(1, &resource->gl_id);
resource->gl_id = 0;
}
if (resource->shared_bitmap) {
DCHECK(resource->origin != Resource::EXTERNAL);
DCHECK_EQ(RESOURCE_TYPE_BITMAP, resource->type);
delete resource->shared_bitmap;
resource->pixels = nullptr;
}
if (resource->pixels) {
DCHECK(resource->origin == Resource::INTERNAL);
delete[] resource->pixels;
resource->pixels = nullptr;
}
if (resource->gpu_memory_buffer) {
DCHECK(resource->origin == Resource::INTERNAL ||
resource->origin == Resource::DELEGATED);
resource->gpu_memory_buffer.reset();
}
resources_.erase(it);
}
ResourceProvider::ResourceType ResourceProvider::GetResourceType(
ResourceId id) {
return GetResource(id)->type;
}
GLenum ResourceProvider::GetResourceTextureTarget(ResourceId id) {
return GetResource(id)->target;
}
bool ResourceProvider::IsImmutable(ResourceId id) {
if (IsGpuResourceType(default_resource_type_)) {
return GetTextureHint(id) == TEXTURE_HINT_IMMUTABLE;
} else {
// Software resources are immutable; they cannot change format or be
// resized.
return true;
}
}
ResourceProvider::TextureHint ResourceProvider::GetTextureHint(ResourceId id) {
return GetResource(id)->hint;
}
sk_sp<SkColorSpace> ResourceProvider::GetResourceSkColorSpace(
const Resource* resource) const {
if (!enable_color_correct_rendering_)
return nullptr;
return resource->color_space.ToSkColorSpace();
}
void ResourceProvider::CopyToResource(ResourceId id,
const uint8_t* image,
const gfx::Size& image_size) {
Resource* resource = GetResource(id);
DCHECK(!resource->locked_for_write);
DCHECK(!resource->lock_for_read_count);
DCHECK(resource->origin == Resource::INTERNAL);
DCHECK_EQ(resource->exported_count, 0);
DCHECK(ReadLockFenceHasPassed(resource));
DCHECK_EQ(image_size.width(), resource->size.width());
DCHECK_EQ(image_size.height(), resource->size.height());
if (resource->allocated)
WaitSyncTokenIfNeeded(id);
if (resource->type == RESOURCE_TYPE_BITMAP) {
DCHECK_EQ(RESOURCE_TYPE_BITMAP, resource->type);
DCHECK(resource->allocated);
DCHECK_EQ(RGBA_8888, resource->format);
SkImageInfo source_info =
SkImageInfo::MakeN32Premul(image_size.width(), image_size.height(),
GetResourceSkColorSpace(resource));
size_t image_stride = image_size.width() * 4;
ScopedWriteLockSoftware lock(this, id);
SkCanvas dest(lock.sk_bitmap());
dest.writePixels(source_info, image, image_stride, 0, 0);
} else {
ScopedWriteLockGL lock(this, id, false);
unsigned resource_texture_id = lock.texture_id();
DCHECK(resource_texture_id);
GLES2Interface* gl = ContextGL();
DCHECK(gl);
gl->BindTexture(resource->target, resource_texture_id);
if (resource->format == ETC1) {
DCHECK_EQ(resource->target, static_cast<GLenum>(GL_TEXTURE_2D));
int image_bytes = ResourceUtil::CheckedSizeInBytes<int>(image_size, ETC1);
gl->CompressedTexImage2D(resource->target, 0, GLInternalFormat(ETC1),
image_size.width(), image_size.height(), 0,
image_bytes, image);
} else {
gl->TexSubImage2D(resource->target, 0, 0, 0, image_size.width(),
image_size.height(), GLDataFormat(resource->format),
GLDataType(resource->format), image);
}
const uint64_t fence_sync = gl->InsertFenceSyncCHROMIUM();
gl->OrderingBarrierCHROMIUM();
gpu::SyncToken sync_token;
gl->GenUnverifiedSyncTokenCHROMIUM(fence_sync, sync_token.GetData());
lock.set_sync_token(sync_token);
lock.set_synchronized(true);
}
}
void ResourceProvider::GenerateSyncTokenForResource(ResourceId resource_id) {
Resource* resource = GetResource(resource_id);
if (!resource->needs_sync_token())
return;
gpu::SyncToken sync_token;
GLES2Interface* gl = ContextGL();
DCHECK(gl);
const uint64_t fence_sync = gl->InsertFenceSyncCHROMIUM();
gl->OrderingBarrierCHROMIUM();
gl->GenUnverifiedSyncTokenCHROMIUM(fence_sync, sync_token.GetData());
resource->UpdateSyncToken(sync_token);
resource->SetSynchronized();
}
void ResourceProvider::GenerateSyncTokenForResources(
const ResourceIdArray& resource_ids) {
gpu::SyncToken sync_token;
bool created_sync_token = false;
for (ResourceId id : resource_ids) {
Resource* resource = GetResource(id);
if (resource->needs_sync_token()) {
if (!created_sync_token) {
GLES2Interface* gl = ContextGL();
DCHECK(gl);
const uint64_t fence_sync = gl->InsertFenceSyncCHROMIUM();
gl->OrderingBarrierCHROMIUM();
gl->GenUnverifiedSyncTokenCHROMIUM(fence_sync, sync_token.GetData());
created_sync_token = true;
}
resource->UpdateSyncToken(sync_token);
resource->SetSynchronized();
}
}
}
ResourceProvider::Resource* ResourceProvider::InsertResource(
ResourceId id,
Resource resource) {
std::pair<ResourceMap::iterator, bool> result =
resources_.insert(ResourceMap::value_type(id, std::move(resource)));
DCHECK(result.second);
return &result.first->second;
}
ResourceProvider::Resource* ResourceProvider::GetResource(ResourceId id) {
DCHECK(thread_checker_.CalledOnValidThread());
DCHECK(id);
ResourceMap::iterator it = resources_.find(id);
DCHECK(it != resources_.end());
return &it->second;
}
const ResourceProvider::Resource* ResourceProvider::LockForRead(ResourceId id) {
Resource* resource = GetResource(id);
DCHECK(!resource->locked_for_write) << "locked for write: "
<< resource->locked_for_write;
DCHECK_EQ(resource->exported_count, 0);
// Uninitialized! Call SetPixels or LockForWrite first.
DCHECK(resource->allocated);
// Mailbox sync_tokens must be processed by a call to
// WaitSyncTokenIfNeeded() prior to calling LockForRead().
DCHECK_NE(Resource::NEEDS_WAIT, resource->synchronization_state());
LazyCreate(resource);
if (IsGpuResourceType(resource->type) && !resource->gl_id) {
DCHECK(resource->origin != Resource::INTERNAL);
DCHECK(resource->mailbox().IsTexture());
GLES2Interface* gl = ContextGL();
DCHECK(gl);
resource->gl_id = gl->CreateAndConsumeTextureCHROMIUM(
resource->mailbox().target(), resource->mailbox().name());
resource->SetLocallyUsed();
}
if (!resource->pixels && resource->has_shared_bitmap_id &&
shared_bitmap_manager_) {
std::unique_ptr<SharedBitmap> bitmap =
shared_bitmap_manager_->GetSharedBitmapFromId(
resource->size, resource->shared_bitmap_id);
if (bitmap) {
resource->shared_bitmap = bitmap.release();
resource->pixels = resource->shared_bitmap->pixels();
}
}
resource->lock_for_read_count++;
if (resource->read_lock_fences_enabled) {
if (current_read_lock_fence_.get())
current_read_lock_fence_->Set();