Flutter iOS Embedder
ios_context_metal_skia.mm
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// Copyright 2013 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#import "
flutter/shell/platform/darwin/ios/ios_context_metal_skia.h
"
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#include "flutter/common/graphics/persistent_cache.h"
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#include "flutter/fml/logging.h"
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#import "flutter/shell/platform/darwin/graphics/FlutterDarwinContextMetalSkia.h"
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#import "
flutter/shell/platform/darwin/ios/ios_external_texture_metal.h
"
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#include "third_party/skia/include/gpu/GrContextOptions.h"
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namespace
flutter
{
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IOSContextMetalSkia::IOSContextMetalSkia
(MsaaSampleCount msaa_samples) :
IOSContext
(msaa_samples) {
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darwin_context_metal_ = fml::scoped_nsobject<FlutterDarwinContextMetalSkia>{
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[[FlutterDarwinContextMetalSkia alloc] initWithDefaultMTLDevice]};
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}
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IOSContextMetalSkia::~IOSContextMetalSkia
() =
default
;
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fml::scoped_nsobject<FlutterDarwinContextMetalSkia>
IOSContextMetalSkia::GetDarwinContext
()
const
{
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return
darwin_context_metal_;
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}
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IOSRenderingBackend
IOSContextMetalSkia::GetBackend
()
const
{
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return
IOSRenderingBackend::kSkia
;
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}
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sk_sp<GrDirectContext>
IOSContextMetalSkia::GetMainContext
()
const
{
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return
darwin_context_metal_.get().mainContext;
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}
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sk_sp<GrDirectContext>
IOSContextMetalSkia::GetResourceContext
()
const
{
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return
darwin_context_metal_.get().resourceContext;
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}
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// |IOSContext|
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sk_sp<GrDirectContext> IOSContextMetalSkia::CreateResourceContext() {
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return
darwin_context_metal_.get().resourceContext;
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}
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// |IOSContext|
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std::unique_ptr<GLContextResult> IOSContextMetalSkia::MakeCurrent() {
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// This only makes sense for context that need to be bound to a specific thread.
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return
std::make_unique<GLContextDefaultResult>(
true
);
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}
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// |IOSContext|
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std::unique_ptr<Texture> IOSContextMetalSkia::CreateExternalTexture(
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int64_t
texture_id
,
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fml::scoped_nsobject<NSObject<FlutterTexture>> texture) {
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return
std::make_unique<IOSExternalTextureMetal>(
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fml::scoped_nsobject<FlutterDarwinExternalTextureMetal>{
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[[darwin_context_metal_ createExternalTextureWithIdentifier:
texture_id
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texture:texture] retain]});
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}
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}
// namespace flutter
flutter::IOSRenderingBackend::kSkia
@ kSkia
flutter::IOSContextMetalSkia::GetResourceContext
sk_sp< GrDirectContext > GetResourceContext() const
Definition:
ios_context_metal_skia.mm:34
flutter::IOSContextMetalSkia::GetMainContext
sk_sp< GrDirectContext > GetMainContext() const override
Accessor for the Skia context associated with IOSSurfaces and the raster thread.
Definition:
ios_context_metal_skia.mm:30
flutter::IOSContextMetalSkia::GetBackend
IOSRenderingBackend GetBackend() const override
Get the rendering backend used by this context.
Definition:
ios_context_metal_skia.mm:26
flutter::IOSContextMetalSkia::GetDarwinContext
fml::scoped_nsobject< FlutterDarwinContextMetalSkia > GetDarwinContext() const
Definition:
ios_context_metal_skia.mm:22
flutter::IOSContext
Manages the lifetime of the on-screen and off-screen rendering contexts on iOS. On-screen contexts ar...
Definition:
ios_context.h:40
ios_context_metal_skia.h
flutter::IOSRenderingBackend
IOSRenderingBackend
Definition:
rendering_api_selection.h:19
flutter::IOSContextMetalSkia::IOSContextMetalSkia
IOSContextMetalSkia(MsaaSampleCount msaa_samples)
Definition:
ios_context_metal_skia.mm:15
flutter
Definition:
accessibility_bridge.h:28
ios_external_texture_metal.h
flutter::IOSContextMetalSkia::~IOSContextMetalSkia
~IOSContextMetalSkia()
texture_id
int64_t texture_id
Definition:
texture_registrar_unittests.cc:24
shell
platform
darwin
ios
ios_context_metal_skia.mm
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