#include <android_surface_gl_impeller.h>

Inheritance diagram for flutter::AndroidSurfaceGLImpeller:

Public Member Functions
	AndroidSurfaceGLImpeller (const std::shared_ptr< AndroidContextGLImpeller > &android_context)

	~AndroidSurfaceGLImpeller () override

bool	IsValid () const override

std::unique_ptr< Surface >	CreateGPUSurface (GrDirectContext *gr_context) override

void	TeardownOnScreenContext () override

bool	OnScreenSurfaceResize (const DlISize &size) override

bool	ResourceContextMakeCurrent () override

bool	ResourceContextClearCurrent () override

bool	SetNativeWindow (fml::RefPtr< AndroidNativeWindow > window, const std::shared_ptr< PlatformViewAndroidJNI > &jni_facade) override

std::unique_ptr< Surface >	CreateSnapshotSurface () override

std::shared_ptr< impeller::Context >	GetImpellerContext () override

std::unique_ptr< GLContextResult >	GLContextMakeCurrent () override

bool	GLContextClearCurrent () override

SurfaceFrame::FramebufferInfo	GLContextFramebufferInfo () const override

void	GLContextSetDamageRegion (const std::optional< DlIRect > &region) override

bool	GLContextPresent (const GLPresentInfo &present_info) override

GLFBOInfo	GLContextFBO (GLFrameInfo frame_info) const override

sk_sp< const GrGLInterface >	GetGLInterface () const override

Public Member Functions inherited from flutter::GPUSurfaceGLDelegate
	~GPUSurfaceGLDelegate ()

virtual bool	GLContextFBOResetAfterPresent () const

virtual DlMatrix	GLContextSurfaceTransformation () const

virtual GLProcResolver	GetGLProcResolver () const

virtual bool	AllowsDrawingWhenGpuDisabled () const

Public Member Functions inherited from flutter::AndroidSurface
virtual	~AndroidSurface ()

virtual void	SetupImpellerSurface ()

Additional Inherited Members
Public Types inherited from flutter::GPUSurfaceGLDelegate
using	GLProcResolver = std::function< void (const char )>

Static Public Member Functions inherited from flutter::GPUSurfaceGLDelegate
static sk_sp< const GrGLInterface >	GetDefaultPlatformGLInterface ()

Protected Member Functions inherited from flutter::AndroidSurface
	AndroidSurface ()

Detailed Description

Definition at line 17 of file android_surface_gl_impeller.h.

Constructor & Destructor Documentation

◆ AndroidSurfaceGLImpeller()

flutter::AndroidSurfaceGLImpeller::AndroidSurfaceGLImpeller ( const std::shared_ptr< AndroidContextGLImpeller > & android_context )

explicit

Definition at line 78 of file android_surface_gl_impeller.cc.

    : android_context_(android_context) {
  offscreen_surface_ = android_context_->CreateOffscreenSurface();
 
  if (!offscreen_surface_) {
    FML_DLOG(ERROR) << "Could not create offscreen surface.";
    return;
  }
 
  // The onscreen surface will be acquired once the native window is set.
 
  is_valid_ = true;
}

References FML_DLOG.

◆ ~AndroidSurfaceGLImpeller()

flutter::AndroidSurfaceGLImpeller::~AndroidSurfaceGLImpeller ( )

overridedefault

Member Function Documentation

◆ CreateGPUSurface()

std::unique_ptr< Surface > flutter::AndroidSurfaceGLImpeller::CreateGPUSurface ( GrDirectContext * gr_context )

overridevirtual

Implements flutter::AndroidSurface.

Definition at line 101 of file android_surface_gl_impeller.cc.

                                 {
  auto surface = std::make_unique<GPUSurfaceGLImpeller>(
      this,                                    // delegate
      android_context_->GetImpellerContext(),  // context
      true                                     // render to surface
  );
  if (!surface->IsValid()) {
    return nullptr;
  }
  return surface;
}

References surface.

◆ CreateSnapshotSurface()

std::unique_ptr< Surface > flutter::AndroidSurfaceGLImpeller::CreateSnapshotSurface ( )

overridevirtual

Reimplemented from flutter::AndroidSurface.

Definition at line 149 of file android_surface_gl_impeller.cc.

                                                                       {
  if (!onscreen_surface_ || !onscreen_surface_->IsValid()) {
    onscreen_surface_ = android_context_->CreateOffscreenSurface();
    if (!onscreen_surface_) {
      FML_DLOG(ERROR) << "Could not create offscreen surface for snapshot.";
      return nullptr;
    }
  }
  // Make the snapshot surface current because constucting a
  // GPUSurfaceGLImpeller and its AiksContext may invoke graphics APIs.
  if (!android_context_->OnscreenContextMakeCurrent(onscreen_surface_.get())) {
    FML_DLOG(ERROR) << "Could not make snapshot surface current.";
    return nullptr;
  }
  return std::make_unique<GPUSurfaceGLImpeller>(
      this,                                    // delegate
      android_context_->GetImpellerContext(),  // context
      true                                     // render to surface
  );
}

References FML_DLOG.

◆ GetGLInterface()

sk_sp< const GrGLInterface > flutter::AndroidSurfaceGLImpeller::GetGLInterface ( ) const

overridevirtual

Reimplemented from flutter::GPUSurfaceGLDelegate.

Definition at line 245 of file android_surface_gl_impeller.cc.

                                                                          {
  return nullptr;
}

◆ GetImpellerContext()

std::shared_ptr< impeller::Context > flutter::AndroidSurfaceGLImpeller::GetImpellerContext ( )

overridevirtual

Reimplemented from flutter::AndroidSurface.

Definition at line 172 of file android_surface_gl_impeller.cc.

                                             {
  return android_context_->GetImpellerContext();
}

◆ GLContextClearCurrent()

bool flutter::AndroidSurfaceGLImpeller::GLContextClearCurrent ( )

overridevirtual

Implements flutter::GPUSurfaceGLDelegate.

Definition at line 202 of file android_surface_gl_impeller.cc.

                                                     {
  if (!onscreen_surface_) {
    return false;
  }
 
  return android_context_->OnscreenContextClearCurrent();
}

Referenced by TeardownOnScreenContext().

◆ GLContextFBO()

GLFBOInfo flutter::AndroidSurfaceGLImpeller::GLContextFBO ( GLFrameInfo frame_info ) const

overridevirtual

Implements flutter::GPUSurfaceGLDelegate.

Definition at line 237 of file android_surface_gl_impeller.cc.

                                                                             {
  // FBO0 is the default window bound framebuffer in EGL environments.
  return GLFBOInfo{
      .fbo_id = 0,
  };
}

References flutter::GLFBOInfo::fbo_id.

◆ GLContextFramebufferInfo()

SurfaceFrame::FramebufferInfo flutter::AndroidSurfaceGLImpeller::GLContextFramebufferInfo ( ) const

overridevirtual

Reimplemented from flutter::GPUSurfaceGLDelegate.

Definition at line 212 of file android_surface_gl_impeller.cc.

                                                         {
  auto info = SurfaceFrame::FramebufferInfo{};
  info.supports_readback = true;
  info.supports_partial_repaint = false;
  return info;
}

References flutter::SurfaceFrame::FramebufferInfo::supports_readback.

◆ GLContextMakeCurrent()

std::unique_ptr< GLContextResult > flutter::AndroidSurfaceGLImpeller::GLContextMakeCurrent ( )

overridevirtual

Implements flutter::GPUSurfaceGLDelegate.

Definition at line 178 of file android_surface_gl_impeller.cc.

                                               {
  bool success = OnGLContextMakeCurrent();
  if (!success) {
    return std::make_unique<GLContextDefaultResult>(false);
  }
  if (!should_clear_context_between_frames_.has_value()) {
    should_clear_context_between_frames_ = ShouldClearContextBetweenFrames();
  }
  if (should_clear_context_between_frames_.value()) {
    return std::make_unique<GLContextSwitch>(
        std::make_unique<AndroidSwitchableGLContextImpeller>(android_context_));
  }
  return std::make_unique<GLContextDefaultResult>(true);
}

◆ GLContextPresent()

bool flutter::AndroidSurfaceGLImpeller::GLContextPresent ( const GLPresentInfo & present_info )

overridevirtual

Implements flutter::GPUSurfaceGLDelegate.

Definition at line 226 of file android_surface_gl_impeller.cc.

                                       {
  // The FBO ID is superfluous and was introduced for iOS where the default
  // framebuffer was not FBO0.
  if (!onscreen_surface_) {
    return false;
  }
  return onscreen_surface_->Present();
}

◆ GLContextSetDamageRegion()

void flutter::AndroidSurfaceGLImpeller::GLContextSetDamageRegion ( const std::optional< DlIRect > & region )

overridevirtual

Reimplemented from flutter::GPUSurfaceGLDelegate.

Definition at line 220 of file android_surface_gl_impeller.cc.

                                        {
  // Not supported.
}

◆ IsValid()

bool flutter::AndroidSurfaceGLImpeller::IsValid ( ) const

overridevirtual

Implements flutter::AndroidSurface.

Definition at line 96 of file android_surface_gl_impeller.cc.

                                             {
  return is_valid_;
}

◆ OnScreenSurfaceResize()

bool flutter::AndroidSurfaceGLImpeller::OnScreenSurfaceResize ( const DlISize & size )

overridevirtual

Implements flutter::AndroidSurface.

Definition at line 121 of file android_surface_gl_impeller.cc.

                                                                        {
  // The size is unused. It was added only for iOS where the sizes were
  // necessary to re-create auxiliary buffers (stencil, depth, etc.).
  return RecreateOnscreenSurfaceAndMakeOnscreenContextCurrent();
}

◆ ResourceContextClearCurrent()

bool flutter::AndroidSurfaceGLImpeller::ResourceContextClearCurrent ( )

overridevirtual

Implements flutter::AndroidSurface.

Definition at line 136 of file android_surface_gl_impeller.cc.

                                                           {
  return android_context_->ResourceContextClearCurrent();
}

◆ ResourceContextMakeCurrent()

bool flutter::AndroidSurfaceGLImpeller::ResourceContextMakeCurrent ( )

overridevirtual

Implements flutter::AndroidSurface.

Definition at line 128 of file android_surface_gl_impeller.cc.

                                                          {
  if (!offscreen_surface_) {
    return false;
  }
  return android_context_->ResourceContextMakeCurrent(offscreen_surface_.get());
}

◆ SetNativeWindow()

bool flutter::AndroidSurfaceGLImpeller::SetNativeWindow	(	fml::RefPtr< AndroidNativeWindow >	window,
		const std::shared_ptr< PlatformViewAndroidJNI > &	jni_facade
	)

overridevirtual

Implements flutter::AndroidSurface.

Definition at line 141 of file android_surface_gl_impeller.cc.

                                                             {
  native_window_ = std::move(window);
  return RecreateOnscreenSurfaceAndMakeOnscreenContextCurrent();
}

References window.

◆ TeardownOnScreenContext()

void flutter::AndroidSurfaceGLImpeller::TeardownOnScreenContext ( )

overridevirtual

Implements flutter::AndroidSurface.

Definition at line 115 of file android_surface_gl_impeller.cc.

                                                       {
  GLContextClearCurrent();
  onscreen_surface_.reset();
}

References GLContextClearCurrent().

The documentation for this class was generated from the following files:

shell/platform/android/android_surface_gl_impeller.h
shell/platform/android/android_surface_gl_impeller.cc

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ AndroidSurfaceGLImpeller()

◆ ~AndroidSurfaceGLImpeller()

Member Function Documentation

◆ CreateGPUSurface()

◆ CreateSnapshotSurface()

◆ GetGLInterface()

◆ GetImpellerContext()

◆ GLContextClearCurrent()

◆ GLContextFBO()

◆ GLContextFramebufferInfo()

◆ GLContextMakeCurrent()

◆ GLContextPresent()

◆ GLContextSetDamageRegion()

◆ IsValid()

◆ OnScreenSurfaceResize()

◆ ResourceContextClearCurrent()

◆ ResourceContextMakeCurrent()

◆ SetNativeWindow()

◆ TeardownOnScreenContext()