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
|
// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_WEBGPU_GPU_RENDER_PIPELINE_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_WEBGPU_GPU_RENDER_PIPELINE_H_
#include "base/memory/raw_ptr.h"
#include "third_party/blink/renderer/modules/webgpu/dawn_conversions.h"
#include "third_party/blink/renderer/modules/webgpu/dawn_object.h"
#include "third_party/blink/renderer/modules/webgpu/gpu_programmable_stage.h"
namespace blink {
class GPUBindGroupLayout;
class GPURenderPipelineDescriptor;
class ExceptionState;
class ScriptState;
struct OwnedVertexState : OwnedProgrammableStage {
OwnedVertexState() = default;
// This struct should be non-copyable non-movable because it contains
// self-referencing pointers that would be invalidated when moved / copied.
OwnedVertexState(const OwnedVertexState& desc) = delete;
OwnedVertexState(OwnedVertexState&& desc) = delete;
OwnedVertexState& operator=(const OwnedVertexState& desc) = delete;
OwnedVertexState& operator=(OwnedVertexState&& desc) = delete;
// Points to OwnedRenderPipelineDescriptor::dawn_desc::vertex as it's a
// non-pointer member of wgpu::RenderPipelineDescriptor
raw_ptr<wgpu::VertexState> dawn_desc = nullptr;
std::unique_ptr<wgpu::VertexBufferLayout[]> buffers;
std::unique_ptr<std::unique_ptr<wgpu::VertexAttribute[]>[]> attributes;
};
struct OwnedFragmentState : OwnedProgrammableStage {
OwnedFragmentState() = default;
// This struct should be non-copyable non-movable because it contains
// self-referencing pointers that would be invalidated when moved / copied.
OwnedFragmentState(const OwnedFragmentState& desc) = delete;
OwnedFragmentState(OwnedFragmentState&& desc) = delete;
OwnedFragmentState& operator=(const OwnedFragmentState& desc) = delete;
OwnedFragmentState& operator=(OwnedFragmentState&& desc) = delete;
wgpu::FragmentState dawn_desc = {};
std::unique_ptr<wgpu::ColorTargetState[]> targets;
Vector<wgpu::BlendState> blend_states;
};
struct OwnedRenderPipelineDescriptor {
OwnedRenderPipelineDescriptor() = default;
// This struct should be non-copyable non-movable because it contains
// self-referencing pointers that would be invalidated when moved / copied.
OwnedRenderPipelineDescriptor(const OwnedRenderPipelineDescriptor& desc) =
delete;
OwnedRenderPipelineDescriptor(OwnedRenderPipelineDescriptor&& desc) = delete;
OwnedRenderPipelineDescriptor& operator=(
const OwnedRenderPipelineDescriptor& desc) = delete;
OwnedRenderPipelineDescriptor& operator=(
OwnedRenderPipelineDescriptor&& desc) = delete;
wgpu::RenderPipelineDescriptor dawn_desc = {};
std::string label;
OwnedVertexState vertex;
wgpu::DepthStencilState depth_stencil;
OwnedFragmentState fragment;
};
void ConvertToDawnType(v8::Isolate* isolate,
GPUDevice* device,
const GPURenderPipelineDescriptor* webgpu_desc,
OwnedRenderPipelineDescriptor* dawn_desc_info,
ExceptionState& exception_state);
class GPURenderPipeline : public DawnObject<wgpu::RenderPipeline> {
DEFINE_WRAPPERTYPEINFO();
public:
static GPURenderPipeline* Create(
ScriptState* script_state,
GPUDevice* device,
const GPURenderPipelineDescriptor* webgpu_desc);
explicit GPURenderPipeline(GPUDevice* device,
wgpu::RenderPipeline render_pipeline,
const String& label);
GPURenderPipeline(const GPURenderPipeline&) = delete;
GPURenderPipeline& operator=(const GPURenderPipeline&) = delete;
GPUBindGroupLayout* getBindGroupLayout(uint32_t index);
private:
void SetLabelImpl(const String& value) override {
std::string utf8_label = value.Utf8();
GetHandle().SetLabel(utf8_label.c_str());
}
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_WEBGPU_GPU_RENDER_PIPELINE_H_
|
