1 | // Copyright 2013 The Flutter Authors. All rights reserved. |
2 | // Use of this source code is governed by a BSD-style license that can be |
3 | // found in the LICENSE file. |
4 | |
5 | #ifndef FLUTTER_VULKAN_VULKAN_SWAPCHAIN_H_ |
6 | #define FLUTTER_VULKAN_VULKAN_SWAPCHAIN_H_ |
7 | |
8 | #include <memory> |
9 | #include <utility> |
10 | #include <vector> |
11 | |
12 | #include "flutter/fml/compiler_specific.h" |
13 | #include "flutter/fml/macros.h" |
14 | #include "third_party/skia/include/core/SkSize.h" |
15 | #include "third_party/skia/include/core/SkSurface.h" |
16 | #include "vulkan_handle.h" |
17 | |
18 | namespace vulkan { |
19 | |
20 | class VulkanProcTable; |
21 | class VulkanDevice; |
22 | class VulkanSurface; |
23 | class VulkanBackbuffer; |
24 | class VulkanImage; |
25 | |
26 | class VulkanSwapchain { |
27 | public: |
28 | VulkanSwapchain(const VulkanProcTable& vk, |
29 | const VulkanDevice& device, |
30 | const VulkanSurface& surface, |
31 | GrDirectContext* skia_context, |
32 | std::unique_ptr<VulkanSwapchain> old_swapchain, |
33 | uint32_t queue_family_index); |
34 | |
35 | ~VulkanSwapchain(); |
36 | |
37 | bool IsValid() const; |
38 | |
39 | enum class AcquireStatus { |
40 | /// A valid SkSurface was acquired successfully from the swapchain. |
41 | Success, |
42 | /// The underlying surface of the swapchain was permanently lost. This is an |
43 | /// unrecoverable error. The entire surface must be recreated along with the |
44 | /// swapchain. |
45 | ErrorSurfaceLost, |
46 | /// The swapchain surface is out-of-date with the underlying surface. The |
47 | /// swapchain must be recreated. |
48 | ErrorSurfaceOutOfDate, |
49 | }; |
50 | using AcquireResult = std::pair<AcquireStatus, sk_sp<SkSurface>>; |
51 | |
52 | /// Acquire an SkSurface from the swapchain for the caller to render into for |
53 | /// later submission via |Submit|. There must not be consecutive calls to |
54 | /// |AcquireFrame| without and interleaving |Submit|. |
55 | AcquireResult AcquireSurface(); |
56 | |
57 | /// Submit a previously acquired. There must not be consecutive calls to |
58 | /// |Submit| without and interleaving |AcquireFrame|. |
59 | [[nodiscard]] bool Submit(); |
60 | |
61 | SkISize GetSize() const; |
62 | |
63 | #if OS_ANDROID |
64 | private: |
65 | const VulkanProcTable& vk; |
66 | const VulkanDevice& device_; |
67 | VkSurfaceCapabilitiesKHR capabilities_; |
68 | VkSurfaceFormatKHR surface_format_; |
69 | VulkanHandle<VkSwapchainKHR> swapchain_; |
70 | std::vector<std::unique_ptr<VulkanBackbuffer>> backbuffers_; |
71 | std::vector<std::unique_ptr<VulkanImage>> images_; |
72 | std::vector<sk_sp<SkSurface>> surfaces_; |
73 | VkPipelineStageFlagBits current_pipeline_stage_; |
74 | size_t current_backbuffer_index_; |
75 | size_t current_image_index_; |
76 | bool valid_; |
77 | |
78 | std::vector<VkImage> GetImages() const; |
79 | |
80 | bool CreateSwapchainImages(GrDirectContext* skia_context, |
81 | SkColorType color_type, |
82 | sk_sp<SkColorSpace> color_space); |
83 | |
84 | sk_sp<SkSurface> CreateSkiaSurface(GrDirectContext* skia_context, |
85 | VkImage image, |
86 | const SkISize& size, |
87 | SkColorType color_type, |
88 | sk_sp<SkColorSpace> color_space) const; |
89 | |
90 | VulkanBackbuffer* GetNextBackbuffer(); |
91 | #endif // OS_ANDROID |
92 | |
93 | FML_DISALLOW_COPY_AND_ASSIGN(VulkanSwapchain); |
94 | }; |
95 | |
96 | } // namespace vulkan |
97 | |
98 | #endif // FLUTTER_VULKAN_VULKAN_SWAPCHAIN_H_ |
99 | |