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// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "cc/base/features.h"
#include "build/build_config.h"
namespace features {
// Enables impulse-style scroll animations in place of the default ones.
const base::Feature kImpulseScrollAnimations = {
"ImpulseScrollAnimations", base::FEATURE_DISABLED_BY_DEFAULT};
// Whether the compositor should attempt to sync with the scroll handlers before submitting a frame.
const base::Feature kSynchronizedScrolling = {"SynchronizedScrolling",
base::FEATURE_ENABLED_BY_DEFAULT};
// When enabled BeginMainFrame does not wait for activation in the compositor
// thread for texture layers (crbug.com/1046463)
const base::Feature kTextureLayerSkipWaitForActivation{
"TextureLayerSkipWaitForActivation", base::FEATURE_DISABLED_BY_DEFAULT};
#if !defined(OS_ANDROID)
// Enables latency recovery on the impl thread.
const base::Feature kImplLatencyRecovery = {"ImplLatencyRecovery",
base::FEATURE_ENABLED_BY_DEFAULT};
// Enables latency recovery on the main thread.
const base::Feature kMainLatencyRecovery = {"MainLatencyRecovery",
base::FEATURE_ENABLED_BY_DEFAULT};
#endif // !defined(OS_ANDROID)
bool IsImplLatencyRecoveryEnabled() {
#if defined(OS_ANDROID)
// TODO(crbug.com/933846): LatencyRecovery is causing jank on Android. Disable
// for now, with plan to disable more widely on all platforms.
return false;
#else
return base::FeatureList::IsEnabled(kImplLatencyRecovery);
#endif
}
bool IsMainLatencyRecoveryEnabled() {
#if defined(OS_ANDROID)
// TODO(crbug.com/933846): LatencyRecovery is causing jank on Android. Disable
// for now, with plan to disable more widely on all platforms.
return false;
#else
return base::FeatureList::IsEnabled(kMainLatencyRecovery);
#endif
}
const base::Feature kScrollUnification{"ScrollUnification",
base::FEATURE_DISABLED_BY_DEFAULT};
} // namespace features
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