embedder_surface_gl_impeller.h

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// 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_EMBEDDER_EMBEDDER_SURFACE_GL_IMPELLER_H_
#define FLUTTER_SHELL_PLATFORM_EMBEDDER_EMBEDDER_SURFACE_GL_IMPELLER_H_
 
#include "flutter/fml/macros.h"
#include "flutter/shell/gpu/gpu_surface_gl_impeller.h"
#include "flutter/shell/platform/embedder/embedder_external_view_embedder.h"
#include "flutter/shell/platform/embedder/embedder_surface.h"
#include "flutter/shell/platform/embedder/embedder_surface_gl_skia.h"
 
namespace impeller {
class ContextGLES;
}  // namespace impeller
 
namespace flutter {
 
class ReactorWorker;
 
class EmbedderSurfaceGLImpeller final : public EmbedderSurface,
                                        public GPUSurfaceGLDelegate {
 public:
  EmbedderSurfaceGLImpeller(
      EmbedderSurfaceGLSkia::GLDispatchTable gl_dispatch_table,
      bool fbo_reset_after_present,
      std::shared_ptr<EmbedderExternalViewEmbedder> external_view_embedder);
 
  ~EmbedderSurfaceGLImpeller() override;
 
 private:
  bool valid_ = false;
  EmbedderSurfaceGLSkia::GLDispatchTable gl_dispatch_table_;
  bool fbo_reset_after_present_;
  std::shared_ptr<impeller::ContextGLES> impeller_context_;
  std::shared_ptr<EmbedderExternalViewEmbedder> external_view_embedder_;
  std::shared_ptr<ReactorWorker> worker_;
 
  // |EmbedderSurface|
  bool IsValid() const override;
 
  // |EmbedderSurface|
  std::unique_ptr<Surface> CreateGPUSurface() override;
 
  // |EmbedderSurface|
  std::shared_ptr<impeller::Context> CreateImpellerContext() const override;
 
  // |GPUSurfaceGLDelegate|
  std::unique_ptr<GLContextResult> GLContextMakeCurrent() override;
 
  // |GPUSurfaceGLDelegate|
  bool GLContextClearCurrent() override;
 
  // |GPUSurfaceGLDelegate|
  bool GLContextPresent(const GLPresentInfo& present_info) override;
 
  // |GPUSurfaceGLDelegate|
  GLFBOInfo GLContextFBO(GLFrameInfo frame_info) const override;
 
  // |GPUSurfaceGLDelegate|
  bool GLContextFBOResetAfterPresent() const override;
 
  // |GPUSurfaceGLDelegate|
  SkMatrix GLContextSurfaceTransformation() const override;
 
  // |GPUSurfaceGLDelegate|
  GLProcResolver GetGLProcResolver() const override;
 
  // |GPUSurfaceGLDelegate|
  SurfaceFrame::FramebufferInfo GLContextFramebufferInfo() const override;
 
  // |EmbedderSurface|
  sk_sp<GrDirectContext> CreateResourceContext() const override;
 
  FML_DISALLOW_COPY_AND_ASSIGN(EmbedderSurfaceGLImpeller);
};
 
}  // namespace flutter
 
#endif  // FLUTTER_SHELL_PLATFORM_EMBEDDER_EMBEDDER_SURFACE_GL_IMPELLER_H_