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
|
// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/viz/service/display/test_resource_factory.h"
#include <unordered_map>
#include <vector>
#include "components/viz/client/client_resource_provider.h"
#include "components/viz/common/resources/resource_id.h"
#include "components/viz/service/display/display_resource_provider_skia.h"
#include "components/viz/test/fake_skia_output_surface.h"
#include "components/viz/test/test_context_provider.h"
#include "gpu/command_buffer/client/client_shared_image.h"
namespace viz {
namespace {
static ResourceId CreateResourceInLayerTree(
ClientResourceProvider* child_resource_provider,
const gfx::Size& size,
const TestResourceFactory::TestResourceContext& resource_context,
SharedImageFormat format) {
gpu::SharedImageUsageSet usage = gpu::SHARED_IMAGE_USAGE_DISPLAY_READ;
if (resource_context.is_overlay_candidate) {
usage |= gpu::SHARED_IMAGE_USAGE_SCANOUT;
}
auto resource = TransferableResource::Make(
gpu::ClientSharedImage::CreateForTesting(
{format, size, gfx::ColorSpace(), kTopLeft_GrSurfaceOrigin,
kPremul_SkAlphaType, usage},
GL_TEXTURE_2D),
TransferableResource::ResourceSource::kTest, gpu::SyncToken());
if (resource_context.is_low_latency_rendering) {
resource.is_low_latency_rendering = true;
}
ResourceId resource_id =
child_resource_provider->ImportResource(resource, base::DoNothing());
return resource_id;
}
} // namespace
TestResourceFactory::TestResourceFactory() {
output_surface_ = FakeSkiaOutputSurface::Create3d();
output_surface_->BindToClient(&output_surface_client_);
display_resource_provider_ = std::make_unique<DisplayResourceProviderSkia>();
lock_set_for_external_use_.emplace(display_resource_provider_.get(),
output_surface_.get());
client_context_provider_ = TestContextProvider::Create();
client_context_provider_->BindToCurrentSequence();
client_resource_provider_ = std::make_unique<ClientResourceProvider>();
}
TestResourceFactory::~TestResourceFactory() {
client_resource_provider_->ShutdownAndReleaseAllResources();
client_resource_provider_ = nullptr;
client_context_provider_ = nullptr;
lock_set_for_external_use_.reset();
display_resource_provider_ = nullptr;
output_surface_ = nullptr;
}
ResourceId TestResourceFactory::CreateResource(
const gfx::Size& size,
const TestResourceContext& resource_context,
SharedImageFormat format,
SurfaceId test_surface_id) {
ResourceId resource_id = CreateResourceInLayerTree(
client_resource_provider_.get(), size, resource_context, format);
const int child_id = display_resource_provider_->CreateChild(
base::DoNothing(), test_surface_id);
// Transfer resource to the parent.
std::vector<ResourceId> resource_ids_to_transfer;
resource_ids_to_transfer.push_back(resource_id);
std::vector<TransferableResource> list;
client_resource_provider_->PrepareSendToParent(
resource_ids_to_transfer, &list, client_context_provider_.get());
display_resource_provider_->ReceiveFromChild(child_id, list);
// Delete it in the child so it won't be leaked, and will be released once
// returned from the parent.
client_resource_provider_->RemoveImportedResource(resource_id);
// In DisplayResourceProvider's namespace, use the mapped resource id.
std::unordered_map<ResourceId, ResourceId, ResourceIdHasher> resource_map =
display_resource_provider_->GetChildToParentMap(child_id);
return resource_map[list[0].id];
}
} // namespace viz
|
