Flutter Impeller
playground_impl_mtl.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_PLAYGROUND_BACKEND_METAL_PLAYGROUND_IMPL_MTL_H_
6 #define FLUTTER_IMPELLER_PLAYGROUND_BACKEND_METAL_PLAYGROUND_IMPL_MTL_H_
7 
8 #include <memory>
9 
10 #include "flutter/fml/concurrent_message_loop.h"
11 #include "flutter/fml/macros.h"
12 #include "flutter/fml/synchronization/sync_switch.h"
14 
15 namespace impeller {
16 
17 // Forward declared to avoid objc in a C++ header.
18 class ContextMTL;
19 
20 class PlaygroundImplMTL final : public PlaygroundImpl {
21  public:
22  explicit PlaygroundImplMTL(PlaygroundSwitches switches);
23 
25 
26  fml::Status SetCapabilities(
27  const std::shared_ptr<Capabilities>& capabilities) override;
28 
29  private:
30  struct Data;
31 
32  static void DestroyWindowHandle(WindowHandle handle);
33  using UniqueHandle = std::unique_ptr<void, decltype(&DestroyWindowHandle)>;
34  UniqueHandle handle_;
35 
36  // To ensure that ObjC stuff doesn't leak into C++ TUs.
37  std::unique_ptr<Data> data_;
38  std::shared_ptr<ContextMTL> context_;
39  std::shared_ptr<fml::ConcurrentMessageLoop> concurrent_loop_;
40  std::shared_ptr<const fml::SyncSwitch> is_gpu_disabled_sync_switch_;
41 
42  // |PlaygroundImpl|
43  std::shared_ptr<Context> GetContext() const override;
44 
45  // |PlaygroundImpl|
46  WindowHandle GetWindowHandle() const override;
47 
48  // |PlaygroundImpl|
49  std::unique_ptr<Surface> AcquireSurfaceFrame(
50  std::shared_ptr<Context> context) override;
51 
52  PlaygroundImplMTL(const PlaygroundImplMTL&) = delete;
53 
54  PlaygroundImplMTL& operator=(const PlaygroundImplMTL&) = delete;
55 };
56 
57 } // namespace impeller
58 
59 #endif // FLUTTER_IMPELLER_PLAYGROUND_BACKEND_METAL_PLAYGROUND_IMPL_MTL_H_
impeller::PlaygroundImplMTL::~PlaygroundImplMTL
~PlaygroundImplMTL()
impeller::PlaygroundImplMTL::Data
Definition: playground_impl_mtl.mm:31
impeller::PlaygroundImplMTL
Definition: playground_impl_mtl.h:20
impeller::PlaygroundImpl
Definition: playground_impl.h:18
impeller::PlaygroundImplMTL::SetCapabilities
fml::Status SetCapabilities(const std::shared_ptr< Capabilities > &capabilities) override
Definition: playground_impl_mtl.mm:126
impeller::PlaygroundSwitches
Definition: switches.h:16
impeller::PlaygroundImplMTL::PlaygroundImplMTL
PlaygroundImplMTL(PlaygroundSwitches switches)
Definition: playground_impl_mtl.mm:63
playground_impl.h
impeller
Definition: aiks_blur_unittests.cc:20
impeller::PlaygroundImpl::WindowHandle
void * WindowHandle
Definition: playground_impl.h:25