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
|
// 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 COMPONENTS_VIZ_SERVICE_DISPLAY_EMBEDDER_SKIA_OUTPUT_DEVICE_OFFSCREEN_H_
#define COMPONENTS_VIZ_SERVICE_DISPLAY_EMBEDDER_SKIA_OUTPUT_DEVICE_OFFSCREEN_H_
#include <vector>
#include "components/viz/service/display_embedder/skia_output_device.h"
#include "gpu/command_buffer/service/shared_context_state.h"
#include "third_party/skia/include/core/SkColorSpace.h"
#include "third_party/skia/include/core/SkImageInfo.h"
#include "third_party/skia/include/gpu/graphite/BackendTexture.h"
namespace viz {
class SkiaOutputDeviceOffscreen : public SkiaOutputDevice {
public:
SkiaOutputDeviceOffscreen(
scoped_refptr<gpu::SharedContextState> context_state,
gfx::SurfaceOrigin origin,
bool has_alpha,
scoped_refptr<gpu::MemoryTracker> memory_tracker,
DidSwapBufferCompleteCallback did_swap_buffer_complete_callback);
SkiaOutputDeviceOffscreen(const SkiaOutputDeviceOffscreen&) = delete;
SkiaOutputDeviceOffscreen& operator=(const SkiaOutputDeviceOffscreen&) =
delete;
~SkiaOutputDeviceOffscreen() override;
// SkiaOutputDevice implementation:
bool Reshape(const ReshapeParams& params) override;
void Present(const std::optional<gfx::Rect>& update_rect,
BufferPresentedCallback feedback,
OutputSurfaceFrame frame) override;
void EnsureBackbuffer() override;
void DiscardBackbuffer() override;
SkSurface* BeginPaint(
std::vector<GrBackendSemaphore>* end_semaphores) override;
void EndPaint() override;
void ReadbackForTesting(base::OnceCallback<void(SkBitmap)> callback) override;
protected:
scoped_refptr<gpu::SharedContextState> context_state_;
const bool has_alpha_;
sk_sp<SkSurface> sk_surface_;
GrBackendTexture backend_texture_;
skgpu::graphite::BackendTexture graphite_texture_;
bool supports_rgbx_ = true;
gfx::Size size_;
SkColorType sk_color_type_ = kUnknown_SkColorType;
sk_sp<SkColorSpace> sk_color_space_;
int sample_count_ = 1;
private:
uint64_t backbuffer_estimated_size_ = 0;
};
} // namespace viz
#endif // COMPONENTS_VIZ_SERVICE_DISPLAY_EMBEDDER_SKIA_OUTPUT_DEVICE_OFFSCREEN_H_
|
