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flutter::testing::DlOpenGLSurfaceProvider Class Reference

#include <dl_test_surface_gl.h>

Inheritance diagram for flutter::testing::DlOpenGLSurfaceProvider:
flutter::testing::DlSurfaceProvider

Public Member Functions

 DlOpenGLSurfaceProvider ()
 
virtual ~DlOpenGLSurfaceProvider ()=default
 
bool InitializeSurface (size_t width, size_t height, PixelFormat format) override
 
std::shared_ptr< DlSurfaceInstance > GetPrimarySurface () const override
 
std::shared_ptr< DlSurfaceInstance > MakeOffscreenSurface (size_t width, size_t height, PixelFormat format) const override
 
const std::string backend_name () const override
 
BackendType backend_type () const override
 
bool supports (PixelFormat format) const override
 
- Public Member Functions inherited from flutter::testing::DlSurfaceProvider
virtual ~DlSurfaceProvider ()=default
 
virtual bool supports_impeller () const
 
virtual bool Snapshot (std::string &filename) const
 
virtual sk_sp< DlPixelData > ImpellerSnapshot (const sk_sp< DisplayList > &list, int width, int height) const
 
virtual sk_sp< DlImage > MakeImpellerImage (const sk_sp< DisplayList > &list, int width, int height) const
 

Additional Inherited Members

- Public Types inherited from flutter::testing::DlSurfaceProvider
enum  PixelFormat { kN32PremulPixelFormat , k565PixelFormat }
 
enum  BackendType { kSoftwareBackend , kOpenGlBackend , kMetalBackend }
 
- Static Public Member Functions inherited from flutter::testing::DlSurfaceProvider
static SkImageInfo MakeInfo (PixelFormat format, int w, int h)
 
static std::string BackendName (BackendType type)
 
static std::unique_ptr< DlSurfaceProvider > Create (BackendType backend_type)
 
- Protected Member Functions inherited from flutter::testing::DlSurfaceProvider
 DlSurfaceProvider ()=default
 

Detailed Description

Definition at line 15 of file dl_test_surface_gl.h.

Constructor & Destructor Documentation

◆ DlOpenGLSurfaceProvider()

flutter::testing::DlOpenGLSurfaceProvider::DlOpenGLSurfaceProvider ( )
inline

Definition at line 17 of file dl_test_surface_gl.h.

17: DlSurfaceProvider() {}

◆ ~DlOpenGLSurfaceProvider()

virtual flutter::testing::DlOpenGLSurfaceProvider::~DlOpenGLSurfaceProvider ( )
virtualdefault

Member Function Documentation

◆ backend_name()

const std::string flutter::testing::DlOpenGLSurfaceProvider::backend_name ( ) const
inlineoverridevirtual

Implements flutter::testing::DlSurfaceProvider.

Definition at line 28 of file dl_test_surface_gl.h.

28{ return "OpenGL"; }

◆ backend_type()

BackendType flutter::testing::DlOpenGLSurfaceProvider::backend_type ( ) const
inlineoverridevirtual

Implements flutter::testing::DlSurfaceProvider.

Definition at line 29 of file dl_test_surface_gl.h.

29{ return kOpenGlBackend; }

◆ GetPrimarySurface()

std::shared_ptr< DlSurfaceInstance > flutter::testing::DlOpenGLSurfaceProvider::GetPrimarySurface ( ) const
overridevirtual

Implements flutter::testing::DlSurfaceProvider.

Definition at line 26 of file dl_test_surface_gl.cc.

27 {
28 if (!gl_surface_->MakeCurrent()) {
29 return nullptr;
30 }
31 return primary_;
32}

◆ InitializeSurface()

bool flutter::testing::DlOpenGLSurfaceProvider::InitializeSurface ( size_t  width,
size_t  height,
PixelFormat  format 
)
overridevirtual

Implements flutter::testing::DlSurfaceProvider.

Definition at line 16 of file dl_test_surface_gl.cc.

18 {
19 gl_surface_ = std::make_unique<TestGLSurface>(SkISize::Make(width, height));
20 gl_surface_->MakeCurrent();
21
22 primary_ = MakeOffscreenSurface(width, height, format);
23 return true;
24}
flutter::testing::DlOpenGLSurfaceProvider::MakeOffscreenSurface
std::shared_ptr< DlSurfaceInstance > MakeOffscreenSurface(size_t width, size_t height, PixelFormat format) const override
Definition dl_test_surface_gl.cc:35
flutter::format
DEF_SWITCHES_START aot vmservice shared library Name of the *so containing AOT compiled Dart assets for launching the service isolate vm snapshot The VM snapshot data that will be memory mapped as read only SnapshotAssetPath must be present isolate snapshot The isolate snapshot data that will be memory mapped as read only SnapshotAssetPath must be present cache dir Path to the cache directory This is different from the persistent_cache_path in embedder which is used for Skia shader cache icu native lib Path to the library file that exports the ICU data vm service The hostname IP address on which the Dart VM Service should be served If not defaults to or::depending on whether ipv6 is specified vm service A custom Dart VM Service port The default is to pick a randomly available open port disable vm Disable the Dart VM Service The Dart VM Service is never available in release mode disable vm service Disable mDNS Dart VM Service publication Bind to the IPv6 localhost address for the Dart VM Service Ignored if vm service host is set endless trace Enable an endless trace buffer The default is a ring buffer This is useful when very old events need to viewed For during application launch Memory usage will continue to grow indefinitely however Start app with an specific route defined on the framework flutter assets Path to the Flutter assets directory enable service port Allow the VM service to fallback to automatic port selection if binding to a specified port fails trace Trace early application lifecycle Automatically switches to an endless trace buffer trace skia Filters out all Skia trace event categories except those that are specified in this comma separated list dump skp on shader Automatically dump the skp that triggers new shader compilations This is useful for writing custom ShaderWarmUp to reduce jank By this is not enabled to reduce the overhead purge persistent Remove all existing persistent cache This is mainly for debugging purposes such as reproducing the shader compilation jank trace to Write the timeline trace to a file at the specified path The file will be in Perfetto s proto format
Definition switches.h:203
height
int32_t height
Definition serialization_callbacks.cc:1
width
int32_t width
Definition serialization_callbacks.cc:0
SkISize::Make
static constexpr SkISize Make(int32_t w, int32_t h)
Definition SkSize.h:20

◆ MakeOffscreenSurface()

std::shared_ptr< DlSurfaceInstance > flutter::testing::DlOpenGLSurfaceProvider::MakeOffscreenSurface ( size_t  width,
size_t  height,
PixelFormat  format 
) const
overridevirtual

Implements flutter::testing::DlSurfaceProvider.

Definition at line 35 of file dl_test_surface_gl.cc.

37 {
38 auto offscreen_surface = SkSurfaces::RenderTarget(
39 (GrRecordingContext*)gl_surface_->GetGrContext().get(),
40 skgpu::Budgeted::kNo, MakeInfo(format, width, height), 1,
41 kTopLeft_GrSurfaceOrigin, nullptr, false);
42
43 offscreen_surface->getCanvas()->clear(SK_ColorTRANSPARENT);
44 return std::make_shared<DlSurfaceInstanceBase>(offscreen_surface);
45}
kTopLeft_GrSurfaceOrigin
@ kTopLeft_GrSurfaceOrigin
Definition GrTypes.h:148
SK_ColorTRANSPARENT
constexpr SkColor SK_ColorTRANSPARENT
Definition SkColor.h:99
flutter::testing::DlSurfaceProvider::MakeInfo
static SkImageInfo MakeInfo(PixelFormat format, int w, int h)
Definition dl_test_surface_provider.h:57
SkSurfaces::RenderTarget
SK_API sk_sp< SkSurface > RenderTarget(GrRecordingContext *context, skgpu::Budgeted budgeted, const SkImageInfo &imageInfo, int sampleCount, GrSurfaceOrigin surfaceOrigin, const SkSurfaceProps *surfaceProps, bool shouldCreateWithMips=false, bool isProtected=false)
Definition SkSurface_Ganesh.cpp:592

◆ supports()

bool flutter::testing::DlOpenGLSurfaceProvider::supports ( PixelFormat  format) const
inlineoverridevirtual

Implements flutter::testing::DlSurfaceProvider.

Definition at line 30 of file dl_test_surface_gl.h.

30 {
31 return format == kN32PremulPixelFormat;
32 }
The documentation for this class was generated from the following files:
Generated on Fri Apr 26 2024 06:21:32 for Flutter Engine by doxygen 1.9.8