#include <embedder_test_compositor.h>

Inheritance diagram for flutter::testing::EmbedderTestCompositor:

Public Types
using	PlatformViewRendererCallback = std::function< sk_sp< SkImage >(const FlutterLayer &layer, GrDirectContext *context)>

using	PresentCallback = std::function< void(FlutterViewId view_id, const FlutterLayer **layers, size_t layers_count)>

using	NextSceneCallback = std::function< void(sk_sp< SkImage > image)>

Public Member Functions
	EmbedderTestCompositor (SkISize surface_size, sk_sp< GrDirectContext > context)

virtual	~EmbedderTestCompositor ()

void	SetBackingStoreProducer (std::unique_ptr< EmbedderTestBackingStoreProducer > backingstore_producer)

bool	CreateBackingStore (const FlutterBackingStoreConfig config, FlutterBackingStore backing_store_out)

bool	CollectBackingStore (const FlutterBackingStore *backing_store)

bool	Present (FlutterViewId view_id, const FlutterLayer **layers, size_t layers_count)

void	SetPlatformViewRendererCallback (const PlatformViewRendererCallback &callback)

void	SetNextPresentCallback (const PresentCallback &next_present_callback)
	Allows tests to install a callback to notify them when the entire render tree has been finalized so they can run their assertions.

void	SetPresentCallback (const PresentCallback &present_callback, bool one_shot)

void	SetNextSceneCallback (const NextSceneCallback &next_scene_callback)

sk_sp< SkImage >	GetLastComposition ()

size_t	GetPendingBackingStoresCount () const

size_t	GetBackingStoresCreatedCount () const

size_t	GetBackingStoresCollectedCount () const

void	AddOnCreateRenderTargetCallback (const fml::closure &callback)

void	AddOnCollectRenderTargetCallback (const fml::closure &callback)

void	AddOnPresentCallback (const fml::closure &callback)

sk_sp< GrDirectContext >	GetGrContext ()

Protected Member Functions
virtual bool	UpdateOffscrenComposition (const FlutterLayer **layers, size_t layers_count)=0

	FML_DISALLOW_COPY_AND_ASSIGN (EmbedderTestCompositor)

Protected Attributes
std::unique_ptr< EmbedderTestBackingStoreProducer >	backingstore_producer_

const SkISize	surface_size_

sk_sp< GrDirectContext >	context_

PlatformViewRendererCallback	platform_view_renderer_callback_

bool	present_callback_is_one_shot_ = false

PresentCallback	present_callback_

NextSceneCallback	next_scene_callback_

sk_sp< SkImage >	last_composition_

size_t	backing_stores_created_ = 0

size_t	backing_stores_collected_ = 0

std::vector< fml::closure >	on_create_render_target_callbacks_

std::vector< fml::closure >	on_collect_render_target_callbacks_

std::vector< fml::closure >	on_present_callbacks_

Detailed Description

Definition at line 19 of file embedder_test_compositor.h.

Member Typedef Documentation

◆ NextSceneCallback

using flutter::testing::EmbedderTestCompositor::NextSceneCallback = std::function<void(sk_sp<SkImage> image)>

Definition at line 59 of file embedder_test_compositor.h.

◆ PlatformViewRendererCallback

using flutter::testing::EmbedderTestCompositor::PlatformViewRendererCallback = std::function<sk_sp<SkImage>(const FlutterLayer& layer, GrDirectContext* context)>

Definition at line 21 of file embedder_test_compositor.h.

◆ PresentCallback

using flutter::testing::EmbedderTestCompositor::PresentCallback = std::function<void(FlutterViewId view_id, const FlutterLayer** layers, size_t layers_count)>

Definition at line 24 of file embedder_test_compositor.h.

Constructor & Destructor Documentation

◆ EmbedderTestCompositor()

flutter::testing::EmbedderTestCompositor::EmbedderTestCompositor	(	SkISize	surface_size,
		sk_sp< GrDirectContext >	context
	)

Definition at line 16 of file embedder_test_compositor.cc.

    : surface_size_(surface_size), context_(std::move(context)) {
  FML_CHECK(!surface_size_.isEmpty()) << "Surface size must not be empty";
}

◆ ~EmbedderTestCompositor()

flutter::testing::EmbedderTestCompositor::~EmbedderTestCompositor ( )

virtualdefault

Member Function Documentation

◆ AddOnCollectRenderTargetCallback()

void flutter::testing::EmbedderTestCompositor::AddOnCollectRenderTargetCallback ( const fml::closure & callback )

Definition at line 128 of file embedder_test_compositor.cc.

                                {
  on_collect_render_target_callbacks_.push_back(callback);
}

◆ AddOnCreateRenderTargetCallback()

void flutter::testing::EmbedderTestCompositor::AddOnCreateRenderTargetCallback ( const fml::closure & callback )

Definition at line 123 of file embedder_test_compositor.cc.

                                {
  on_create_render_target_callbacks_.push_back(callback);
}

◆ AddOnPresentCallback()

void flutter::testing::EmbedderTestCompositor::AddOnPresentCallback ( const fml::closure & callback )

Definition at line 133 of file embedder_test_compositor.cc.

                                {
  on_present_callbacks_.push_back(callback);
}

◆ CollectBackingStore()

bool flutter::testing::EmbedderTestCompositor::CollectBackingStore ( const FlutterBackingStore * backing_store )

Definition at line 43 of file embedder_test_compositor.cc.

                                              {
  // We have already set the destruction callback for the various backing
  // stores. Our user_data is just the canvas from that backing store and does
  // not need to be explicitly collected. Embedders might have some other state
  // they want to collect though.
  backing_stores_collected_++;
  InvokeAllCallbacks(on_collect_render_target_callbacks_);
  return true;
}

◆ CreateBackingStore()

bool flutter::testing::EmbedderTestCompositor::CreateBackingStore	(	const FlutterBackingStoreConfig *	config,
		FlutterBackingStore *	backing_store_out
	)

Definition at line 32 of file embedder_test_compositor.cc.

                                            {
  bool success = backingstore_producer_->Create(config, backing_store_out);
  if (success) {
    backing_stores_created_++;
    InvokeAllCallbacks(on_create_render_target_callbacks_);
  }
  return success;
}

◆ FML_DISALLOW_COPY_AND_ASSIGN()

flutter::testing::EmbedderTestCompositor::FML_DISALLOW_COPY_AND_ASSIGN ( EmbedderTestCompositor )

protected

◆ GetBackingStoresCollectedCount()

size_t flutter::testing::EmbedderTestCompositor::GetBackingStoresCollectedCount ( ) const

Definition at line 119 of file embedder_test_compositor.cc.

                                                                    {
  return backing_stores_collected_;
}

◆ GetBackingStoresCreatedCount()

size_t flutter::testing::EmbedderTestCompositor::GetBackingStoresCreatedCount ( ) const

Definition at line 115 of file embedder_test_compositor.cc.

                                                                  {
  return backing_stores_created_;
}

◆ GetGrContext()

sk_sp< GrDirectContext > flutter::testing::EmbedderTestCompositor::GetGrContext ( )

Definition at line 138 of file embedder_test_compositor.cc.

                                                            {
  return context_;
}

◆ GetLastComposition()

sk_sp< SkImage > flutter::testing::EmbedderTestCompositor::GetLastComposition ( )

Definition at line 59 of file embedder_test_compositor.cc.

                                                          {
  return last_composition_;
}

◆ GetPendingBackingStoresCount()

size_t flutter::testing::EmbedderTestCompositor::GetPendingBackingStoresCount ( ) const

Definition at line 110 of file embedder_test_compositor.cc.

                                                                  {
  FML_CHECK(backing_stores_created_ >= backing_stores_collected_);
  return backing_stores_created_ - backing_stores_collected_;
}

◆ Present()

bool flutter::testing::EmbedderTestCompositor::Present	(	FlutterViewId	view_id,
		const FlutterLayer **	layers,
		size_t	layers_count
	)

Definition at line 63 of file embedder_test_compositor.cc.

                                                          {
  if (!UpdateOffscrenComposition(layers, layers_count)) {
    FML_LOG(ERROR)
        << "Could not update the off-screen composition in the test compositor";
    return false;
  }
 
  // If the test has asked to access the layers and renderers being presented.
  // Access the same and present it to the test for its test assertions.
  if (present_callback_) {
    auto callback = present_callback_;
    if (present_callback_is_one_shot_) {
      present_callback_ = nullptr;
    }
    callback(view_id, layers, layers_count);
  }
 
  InvokeAllCallbacks(on_present_callbacks_);
  return true;
}

◆ SetBackingStoreProducer()

void flutter::testing::EmbedderTestCompositor::SetBackingStoreProducer ( std::unique_ptr< EmbedderTestBackingStoreProducer > backingstore_producer )

Definition at line 54 of file embedder_test_compositor.cc.

                                                                           {
  backingstore_producer_ = std::move(backingstore_producer);
}

◆ SetNextPresentCallback()

void flutter::testing::EmbedderTestCompositor::SetNextPresentCallback ( const PresentCallback & next_present_callback )

Allows tests to install a callback to notify them when the entire render tree has been finalized so they can run their assertions.

Parameters

[in] next_present_callback The next present callback

Definition at line 86 of file embedder_test_compositor.cc.

                                                  {
  SetPresentCallback(next_present_callback, true);
}

◆ SetNextSceneCallback()

void flutter::testing::EmbedderTestCompositor::SetNextSceneCallback ( const NextSceneCallback & next_scene_callback )

Definition at line 99 of file embedder_test_compositor.cc.

                                                  {
  FML_CHECK(!next_scene_callback_);
  next_scene_callback_ = next_scene_callback;
}

◆ SetPlatformViewRendererCallback()

void flutter::testing::EmbedderTestCompositor::SetPlatformViewRendererCallback ( const PlatformViewRendererCallback & callback )

Definition at line 105 of file embedder_test_compositor.cc.

                                                  {
  platform_view_renderer_callback_ = callback;
}

◆ SetPresentCallback()

void flutter::testing::EmbedderTestCompositor::SetPresentCallback	(	const PresentCallback &	present_callback,
		bool	one_shot
	)

Definition at line 91 of file embedder_test_compositor.cc.

                   {
  FML_CHECK(!present_callback_);
  present_callback_ = present_callback;
  present_callback_is_one_shot_ = one_shot;
}

◆ UpdateOffscrenComposition()

virtual bool flutter::testing::EmbedderTestCompositor::UpdateOffscrenComposition	(	const FlutterLayer **	layers,
		size_t	layers_count
	)

protectedpure virtual

Implemented in flutter::testing::EmbedderTestCompositorGL, flutter::testing::EmbedderTestCompositorMetal, and flutter::testing::EmbedderTestCompositorVulkan.

Member Data Documentation

◆ backing_stores_collected_

size_t flutter::testing::EmbedderTestCompositor::backing_stores_collected_ = 0

protected

Definition at line 93 of file embedder_test_compositor.h.

◆ backing_stores_created_

size_t flutter::testing::EmbedderTestCompositor::backing_stores_created_ = 0

protected

Definition at line 92 of file embedder_test_compositor.h.

◆ backingstore_producer_

std::unique_ptr<EmbedderTestBackingStoreProducer> flutter::testing::EmbedderTestCompositor::backingstore_producer_

protected

Definition at line 83 of file embedder_test_compositor.h.

◆ context_

sk_sp<GrDirectContext> flutter::testing::EmbedderTestCompositor::context_

protected

Definition at line 85 of file embedder_test_compositor.h.

◆ last_composition_

sk_sp<SkImage> flutter::testing::EmbedderTestCompositor::last_composition_

protected

Definition at line 91 of file embedder_test_compositor.h.

◆ next_scene_callback_

NextSceneCallback flutter::testing::EmbedderTestCompositor::next_scene_callback_

protected

Definition at line 90 of file embedder_test_compositor.h.

◆ on_collect_render_target_callbacks_

std::vector<fml::closure> flutter::testing::EmbedderTestCompositor::on_collect_render_target_callbacks_

protected

Definition at line 95 of file embedder_test_compositor.h.

◆ on_create_render_target_callbacks_

std::vector<fml::closure> flutter::testing::EmbedderTestCompositor::on_create_render_target_callbacks_

protected

Definition at line 94 of file embedder_test_compositor.h.

◆ on_present_callbacks_

std::vector<fml::closure> flutter::testing::EmbedderTestCompositor::on_present_callbacks_

protected

Definition at line 96 of file embedder_test_compositor.h.

◆ platform_view_renderer_callback_

PlatformViewRendererCallback flutter::testing::EmbedderTestCompositor::platform_view_renderer_callback_

protected

Definition at line 87 of file embedder_test_compositor.h.

◆ present_callback_

PresentCallback flutter::testing::EmbedderTestCompositor::present_callback_

protected

Definition at line 89 of file embedder_test_compositor.h.

◆ present_callback_is_one_shot_

bool flutter::testing::EmbedderTestCompositor::present_callback_is_one_shot_ = false

protected

Definition at line 88 of file embedder_test_compositor.h.

◆ surface_size_

const SkISize flutter::testing::EmbedderTestCompositor::surface_size_

protected

Definition at line 84 of file embedder_test_compositor.h.

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

shell/platform/embedder/tests/embedder_test_compositor.h
shell/platform/embedder/tests/embedder_test_compositor.cc

Public Types

Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Member Typedef Documentation

◆ NextSceneCallback

◆ PlatformViewRendererCallback

◆ PresentCallback

Constructor & Destructor Documentation

◆ EmbedderTestCompositor()

◆ ~EmbedderTestCompositor()

Member Function Documentation

◆ AddOnCollectRenderTargetCallback()

◆ AddOnCreateRenderTargetCallback()

◆ AddOnPresentCallback()

◆ CollectBackingStore()

◆ CreateBackingStore()

◆ FML_DISALLOW_COPY_AND_ASSIGN()

◆ GetBackingStoresCollectedCount()

◆ GetBackingStoresCreatedCount()

◆ GetGrContext()

◆ GetLastComposition()

◆ GetPendingBackingStoresCount()

◆ Present()

◆ SetBackingStoreProducer()

◆ SetNextPresentCallback()

◆ SetNextSceneCallback()

◆ SetPlatformViewRendererCallback()

◆ SetPresentCallback()

◆ UpdateOffscrenComposition()

Member Data Documentation

◆ backing_stores_collected_

◆ backing_stores_created_

◆ backingstore_producer_

◆ context_

◆ last_composition_

◆ next_scene_callback_

◆ on_collect_render_target_callbacks_

◆ on_create_render_target_callbacks_

◆ on_present_callbacks_

◆ platform_view_renderer_callback_

◆ present_callback_

◆ present_callback_is_one_shot_

◆ surface_size_