flutter::AndroidSurfaceGLImpeller Class Reference

#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 SkISize &size) override
bool	ResourceContextMakeCurrent () override
bool	ResourceContextClearCurrent () override
bool	SetNativeWindow (fml::RefPtr< AndroidNativeWindow > window) 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< SkIRect > &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 SkMatrix	GLContextSurfaceTransformation () const
virtual GLProcResolver	GetGLProcResolver () const
virtual bool	AllowsDrawingWhenGpuDisabled () const
Public Member Functions inherited from flutter::AndroidSurface
virtual	~AndroidSurface ()

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 13 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;
}

~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 36 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;
}

CreateSnapshotSurface()

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

overridevirtual

Reimplemented from flutter::AndroidSurface.

Definition at line 83 of file android_surface_gl_impeller.cc.

                                                                       {
  FML_UNREACHABLE();
}

GetGLInterface()

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

overridevirtual

Reimplemented from flutter::GPUSurfaceGLDelegate.

Definition at line 151 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 89 of file android_surface_gl_impeller.cc.

                                             {
  return android_context_->GetImpellerContext();
}

GLContextClearCurrent()

bool flutter::AndroidSurfaceGLImpeller::GLContextClearCurrent ( )

overridevirtual

Implements flutter::GPUSurfaceGLDelegate.

Definition at line 108 of file android_surface_gl_impeller.cc.

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

GLContextFBO()

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

overridevirtual

Implements flutter::GPUSurfaceGLDelegate.

Definition at line 143 of file android_surface_gl_impeller.cc.

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

GLContextFramebufferInfo()

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

overridevirtual

Reimplemented from flutter::GPUSurfaceGLDelegate.

Definition at line 118 of file android_surface_gl_impeller.cc.

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

GLContextMakeCurrent()

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

overridevirtual

Implements flutter::GPUSurfaceGLDelegate.

Definition at line 95 of file android_surface_gl_impeller.cc.

                                               {
  return std::make_unique<GLContextDefaultResult>(OnGLContextMakeCurrent());
}

GLContextPresent()

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

overridevirtual

Implements flutter::GPUSurfaceGLDelegate.

Definition at line 132 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< SkIRect > &  region )

overridevirtual

Reimplemented from flutter::GPUSurfaceGLDelegate.

Definition at line 126 of file android_surface_gl_impeller.cc.

                                        {
  // Not supported.
}

IsValid()

bool flutter::AndroidSurfaceGLImpeller::IsValid ( ) const

overridevirtual

Implements flutter::AndroidSurface.

Definition at line 31 of file android_surface_gl_impeller.cc.

                                             {
  return is_valid_;
}

OnScreenSurfaceResize()

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

overridevirtual

Implements flutter::AndroidSurface.

Definition at line 56 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 71 of file android_surface_gl_impeller.cc.

                                                           {
  return android_context_->ResourceContextClearCurrent();
}

ResourceContextMakeCurrent()

bool flutter::AndroidSurfaceGLImpeller::ResourceContextMakeCurrent ( )

overridevirtual

Implements flutter::AndroidSurface.

Definition at line 63 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 )

overridevirtual

Implements flutter::AndroidSurface.

Definition at line 76 of file android_surface_gl_impeller.cc.

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

TeardownOnScreenContext()

void flutter::AndroidSurfaceGLImpeller::TeardownOnScreenContext ( )

overridevirtual

Implements flutter::AndroidSurface.

Definition at line 50 of file android_surface_gl_impeller.cc.

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

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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