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fence_waiter_vk.h
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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_IMPELLER_RENDERER_BACKEND_VULKAN_FENCE_WAITER_VK_H_
6 #define FLUTTER_IMPELLER_RENDERER_BACKEND_VULKAN_FENCE_WAITER_VK_H_
7
8 #include <condition_variable>
9 #include <memory>
10 #include <thread>
11 #include <vector>
12
13 #include "flutter/fml/closure.h"
14 #include "flutter/fml/macros.h"
15 #include "impeller/base/thread.h"
16 #include "impeller/renderer/backend/vulkan/device_holder_vk.h"
17 #include "impeller/renderer/backend/vulkan/shared_object_vk.h"
18 #include "impeller/renderer/backend/vulkan/vk.h"
19
20 namespace impeller {
21
22 class ContextVK;
23 class WaitSetEntry;
24
25 using WaitSet = std::vector<std::shared_ptr<WaitSetEntry>>;
26
27 class FenceWaiterVK {
28 public:
29 ~FenceWaiterVK();
30
31 bool IsValid() const;
32
33 void Terminate();
34
35 bool AddFence(vk::UniqueFence fence, const fml::closure& callback);
36
37 private:
38 friend class ContextVK;
39
40 std::weak_ptr<DeviceHolderVK> device_holder_;
41 std::unique_ptr<std::thread> waiter_thread_;
42 std::mutex wait_set_mutex_;
43 std::condition_variable wait_set_cv_;
44 WaitSet wait_set_;
45 bool terminate_ = false;
46
47 explicit FenceWaiterVK(std::weak_ptr<DeviceHolderVK> device_holder);
48
49 void Main();
50
51 bool Wait();
52 void WaitUntilEmpty();
53
54 FenceWaiterVK(const FenceWaiterVK&) = delete;
55
56 FenceWaiterVK& operator=(const FenceWaiterVK&) = delete;
57 };
58
59 } // namespace impeller
60
61 #endif // FLUTTER_IMPELLER_RENDERER_BACKEND_VULKAN_FENCE_WAITER_VK_H_
impeller::WaitSet
std::vector< std::shared_ptr< WaitSetEntry > > WaitSet
Definition: fence_waiter_vk.h:25
shared_object_vk.h
impeller::FenceWaiterVK::AddFence
bool AddFence(vk::UniqueFence fence, const fml::closure &callback)
Definition: fence_waiter_vk.cc:65
vk.h
impeller::compiler::Main
bool Main(const fml::CommandLine &command_line)
Definition: impellerc_main.cc:233
device_holder_vk.h
impeller::FenceWaiterVK::IsValid
bool IsValid() const
impeller::ContextVK
Definition: context_vk.h:42
impeller::FenceWaiterVK::Terminate
void Terminate()
Definition: fence_waiter_vk.cc:207
impeller::FenceWaiterVK::~FenceWaiterVK
~FenceWaiterVK()
Definition: fence_waiter_vk.cc:60
impeller::FenceWaiterVK
Definition: fence_waiter_vk.h:27
thread.h
impeller
Definition: aiks_blur_unittests.cc:20