| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef FLUTTER_SHELL_PLATFORM_DARWIN_IOS_IOS_SURFACE_METAL_IMPELLER_H_ |
| #define FLUTTER_SHELL_PLATFORM_DARWIN_IOS_IOS_SURFACE_METAL_IMPELLER_H_ |
| |
| #include "flutter/fml/macros.h" |
| #include "flutter/shell/gpu/gpu_surface_metal_delegate.h" |
| #include "flutter/shell/platform/darwin/ios/ios_surface.h" |
| |
| @class CAMetalLayer; |
| |
| namespace impeller { |
| class Context; |
| } // namespace impeller |
| |
| namespace flutter { |
| |
| class SK_API_AVAILABLE_CA_METAL_LAYER IOSSurfaceMetalImpeller final |
| : public IOSSurface, |
| public GPUSurfaceMetalDelegate { |
| public: |
| IOSSurfaceMetalImpeller(const fml::scoped_nsobject<CAMetalLayer>& layer, |
| const std::shared_ptr<IOSContext>& context); |
| |
| // |IOSSurface| |
| ~IOSSurfaceMetalImpeller(); |
| |
| private: |
| fml::scoped_nsobject<CAMetalLayer> layer_; |
| const std::shared_ptr<impeller::Context> impeller_context_; |
| bool is_valid_ = false; |
| |
| // |IOSSurface| |
| bool IsValid() const override; |
| |
| // |IOSSurface| |
| void UpdateStorageSizeIfNecessary() override; |
| |
| // |IOSSurface| |
| std::unique_ptr<Surface> CreateGPUSurface(GrDirectContext* gr_context) override; |
| |
| // |GPUSurfaceMetalDelegate| |
| GPUCAMetalLayerHandle GetCAMetalLayer(const SkISize& frame_info) const override; |
| |
| // |GPUSurfaceMetalDelegate| |
| bool PresentDrawable(GrMTLHandle drawable) const override; |
| |
| // |GPUSurfaceMetalDelegate| |
| GPUMTLTextureInfo GetMTLTexture(const SkISize& frame_info) const override; |
| |
| // |GPUSurfaceMetalDelegate| |
| bool PresentTexture(GPUMTLTextureInfo texture) const override; |
| |
| // |GPUSurfaceMetalDelegate| |
| bool AllowsDrawingWhenGpuDisabled() const override; |
| |
| FML_DISALLOW_COPY_AND_ASSIGN(IOSSurfaceMetalImpeller); |
| }; |
| |
| } // namespace flutter |
| |
| #endif // FLUTTER_SHELL_PLATFORM_DARWIN_IOS_IOS_SURFACE_METAL_IMPELLER_H_ |