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ios_surface_metal_skia.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_SHELL_PLATFORM_DARWIN_IOS_IOS_SURFACE_METAL_SKIA_H_
6 #define FLUTTER_SHELL_PLATFORM_DARWIN_IOS_IOS_SURFACE_METAL_SKIA_H_
7 
8 #if !SLIMPELLER
9 
10 #include "flutter/fml/macros.h"
11 #include "flutter/shell/gpu/gpu_surface_metal_delegate.h"
13 #include "third_party/skia/include/gpu/ganesh/mtl/GrMtlTypes.h"
14 
15 @class CAMetalLayer;
16 
17 namespace flutter {
18 
19 class SK_API_AVAILABLE_CA_METAL_LAYER IOSSurfaceMetalSkia final : public IOSSurface,
20  public GPUSurfaceMetalDelegate {
21  public:
22  IOSSurfaceMetalSkia(CAMetalLayer* layer, std::shared_ptr<IOSContext> context);
23 
24  // |IOSSurface|
26 
27  private:
28  CAMetalLayer* layer_;
29  id<MTLDevice> device_;
30  id<MTLCommandQueue> command_queue_;
31  bool is_valid_ = false;
32 
33  // |IOSSurface|
34  bool IsValid() const override;
35 
36  // |IOSSurface|
37  void UpdateStorageSizeIfNecessary() override;
38 
39  // |IOSSurface|
40  std::unique_ptr<Surface> CreateGPUSurface(GrDirectContext* gr_context) override;
41 
42  // |GPUSurfaceMetalDelegate|
43  GPUCAMetalLayerHandle GetCAMetalLayer(const SkISize& frame_info) const override
44  __attribute__((cf_audited_transfer));
45 
46  // |GPUSurfaceMetalDelegate|
47  bool PresentDrawable(GrMTLHandle drawable) const override __attribute__((cf_audited_transfer));
48 
49  // |GPUSurfaceMetalDelegate|
50  bool PreparePresent(GrMTLHandle drawable) const override;
51 
52  // |GPUSurfaceMetalDelegate|
53  GPUMTLTextureInfo GetMTLTexture(const SkISize& frame_info) const override
54  __attribute__((cf_audited_transfer));
55 
56  // |GPUSurfaceMetalDelegate|
57  bool PresentTexture(GPUMTLTextureInfo texture) const override
58  __attribute__((cf_audited_transfer));
59 
60  // |GPUSurfaceMetalDelegate|
61  bool AllowsDrawingWhenGpuDisabled() const override;
62 
63  FML_DISALLOW_COPY_AND_ASSIGN(IOSSurfaceMetalSkia);
64 };
65 
66 } // namespace flutter
67 
68 #endif // !SLIMPELLER
69 
70 #endif // FLUTTER_SHELL_PLATFORM_DARWIN_IOS_IOS_SURFACE_METAL_SKIA_H_
flutter::IOSSurface
Definition: ios_surface.h:20
ios_surface.h
flutter::IOSSurfaceMetalSkia
Definition: ios_surface_metal_skia.h:19
flutter
Definition: accessibility_bridge.h:27