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ios_context_software.mm
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1 // Copyright 2013 The Flutter Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #import "flutter/shell/platform/darwin/ios/ios_context_software.h"
6 #include "ios_context.h"
7
8 FLUTTER_ASSERT_ARC
9
10 namespace flutter {
11
12 IOSContextSoftware::IOSContextSoftware() = default;
13
14 // |IOSContext|
15 IOSContextSoftware::~IOSContextSoftware() = default;
16
17 // |IOSContext|
18 sk_sp<GrDirectContext> IOSContextSoftware::CreateResourceContext() {
19 return nullptr;
20 }
21
22 // |IOSContext|
23 sk_sp<GrDirectContext> IOSContextSoftware::GetMainContext() const {
24 return nullptr;
25 }
26
27 // |IOSContext|
28 std::unique_ptr<GLContextResult> IOSContextSoftware::MakeCurrent() {
29 // This only makes sense for context that need to be bound to a specific thread.
30 return std::make_unique<GLContextDefaultResult>(false);
31 }
32
33 // |IOSContext|
34 std::unique_ptr<Texture> IOSContextSoftware::CreateExternalTexture(
35 int64_t texture_id,
36 NSObject<FlutterTexture>* texture) {
37 // Don't use FML for logging as it will contain engine specific details. This is a user facing
38 // message.
39 NSLog(@"Flutter: Attempted to composite external texture sources using the software backend. "
40 @"This backend is only used on simulators. This feature is only available on actual "
41 @"devices where Metal is used for rendering.");
42
43 // Not supported in this backend.
44 return nullptr;
45 }
46
47 } // namespace flutter
flutter::IOSContextSoftware::~IOSContextSoftware
~IOSContextSoftware()
flutter::IOSContextSoftware::MakeCurrent
std::unique_ptr< GLContextResult > MakeCurrent() override
When using client rendering APIs whose contexts need to be bound to a specific thread,...
Definition: ios_context_software.mm:28
flutter::IOSContextSoftware::CreateResourceContext
sk_sp< GrDirectContext > CreateResourceContext() override
Create a resource context for use on the IO task runner. This resource context is used by Skia to upl...
Definition: ios_context_software.mm:18
flutter::IOSContextSoftware::IOSContextSoftware
IOSContextSoftware()
flutter::IOSContextSoftware::GetMainContext
sk_sp< GrDirectContext > GetMainContext() const override
Accessor for the Skia context associated with IOSSurfaces and the raster thread.
Definition: ios_context_software.mm:23
flutter::IOSContextSoftware::CreateExternalTexture
std::unique_ptr< Texture > CreateExternalTexture(int64_t texture_id, NSObject< FlutterTexture > *texture) override
Creates an external texture proxy of the appropriate client rendering API.
Definition: ios_context_software.mm:34
ios_context.h
ios_context_software.h
FLUTTER_ASSERT_ARC
Definition: FlutterChannelKeyResponder.mm:13
flutter
Definition: accessibility_bridge.h:27
texture_id
int64_t texture_id
Definition: texture_registrar_unittests.cc:24