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/*
* Copyright (C) 2013 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_ANIMATION_COMPOSITOR_ANIMATIONS_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_ANIMATION_COMPOSITOR_ANIMATIONS_H_
#include <memory>
#include "third_party/blink/renderer/core/animation/effect_model.h"
#include "third_party/blink/renderer/core/animation/keyframe.h"
#include "third_party/blink/renderer/core/animation/timing.h"
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/platform/animation/timing_function.h"
#include "third_party/blink/renderer/platform/graphics/compositor_element_id.h"
#include "third_party/blink/renderer/platform/wtf/allocator/allocator.h"
#include "third_party/blink/renderer/platform/wtf/vector.h"
namespace blink {
class Animation;
class CompositorAnimation;
class Element;
class KeyframeEffectModelBase;
class Node;
class PaintArtifactCompositor;
class SVGElement;
class CORE_EXPORT CompositorAnimations {
STATIC_ONLY(CompositorAnimations);
public:
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
using FailureReasons = uint32_t;
enum FailureReason : uint32_t {
kNoFailure = 0,
// Cases where the compositing is disabled by an exterior cause.
kAcceleratedAnimationsDisabled = 1 << 0,
kEffectSuppressedByDevtools = 1 << 1,
// There are many cases where an animation may not be valid (e.g. it is not
// playing, or has no effect, etc). In these cases we would never composite
// it in any world, so we lump them together.
kInvalidAnimationOrEffect = 1 << 2,
// The compositor is not able to support all setups of timing values; see
// CompositorAnimations::ConvertTimingForCompositor.
kEffectHasUnsupportedTimingParameters = 1 << 3,
// Currently the compositor does not support any composite mode other than
// 'replace'.
kEffectHasNonReplaceCompositeMode = 1 << 4,
// Cases where the target element isn't in a valid compositing state.
kTargetHasInvalidCompositingState = 1 << 5,
// Cases where the target is invalid (but that we could feasibly address).
kTargetHasIncompatibleAnimations = 1 << 6,
kTargetHasCSSOffset = 1 << 7,
kTargetHasMultipleTransformProperties = 1 << 8,
// Cases relating to the properties being animated.
kAnimationAffectsNonCSSProperties = 1 << 9,
kTransformRelatedPropertyCannotBeAcceleratedOnTarget = 1 << 10,
kTransformRelatedPropertyDependsOnBoxSize = 1 << 11,
kFilterRelatedPropertyMayMovePixels = 1 << 12,
kUnsupportedCSSProperty = 1 << 13,
kMultipleTransformAnimationsOnSameTarget = 1 << 14,
kMixedKeyframeValueTypes = 1 << 15,
// Cases where the scroll timeline source is not composited.
kTimelineSourceHasInvalidCompositingState = 1 << 16,
// The maximum number of flags in this enum (excluding itself). New flags
// should increment this number but it should never be decremented because
// the values are used in UMA histograms. It should also be noted that it
// excludes the kNoFailure value.
kFailureReasonCount = 17,
};
static FailureReasons CheckCanStartAnimationOnCompositor(
const Timing&,
const Element&,
const Animation*,
const EffectModel&,
const PaintArtifactCompositor*,
double animation_playback_rate,
PropertyHandleSet* unsupported_properties = nullptr);
static void CancelIncompatibleAnimationsOnCompositor(const Element&,
const Animation&,
const EffectModel&);
static void StartAnimationOnCompositor(
const Element&,
int group,
base::Optional<double> start_time,
base::TimeDelta time_offset,
const Timing&,
const Animation*,
CompositorAnimation&,
const EffectModel&,
Vector<int>& started_keyframe_model_ids,
double animation_playback_rate);
static void CancelAnimationOnCompositor(const Element&,
CompositorAnimation*,
int id,
const EffectModel& model);
static void PauseAnimationForTestingOnCompositor(const Element&,
const Animation&,
int id,
base::TimeDelta pause_time,
const EffectModel&);
static void AttachCompositedLayers(Element&, CompositorAnimation*);
struct CompositorTiming {
Timing::PlaybackDirection direction;
AnimationTimeDelta scaled_duration;
base::TimeDelta scaled_time_offset;
double adjusted_iteration_count;
double playback_rate;
Timing::FillMode fill_mode;
double iteration_start;
};
static bool ConvertTimingForCompositor(const Timing&,
base::TimeDelta time_offset,
CompositorTiming& out,
double animation_playback_rate);
static void GetAnimationOnCompositor(
const Element&,
const Timing&,
int group,
base::Optional<double> start_time,
base::TimeDelta time_offset,
const KeyframeEffectModelBase&,
Vector<std::unique_ptr<CompositorKeyframeModel>>& animations,
double animation_playback_rate);
static CompositorElementIdNamespace CompositorElementNamespaceForProperty(
CSSPropertyID property);
static bool CheckUsesCompositedScrolling(Node* target);
static bool CanStartTransformAnimationOnCompositorForSVG(const SVGElement&);
private:
static FailureReasons CheckCanStartEffectOnCompositor(
const Timing&,
const Element&,
const Animation*,
const EffectModel&,
const PaintArtifactCompositor*,
double animation_playback_rate,
PropertyHandleSet* unsupported_properties = nullptr);
static FailureReasons CheckCanStartElementOnCompositor(
const Element& element,
const EffectModel& model);
static FailureReasons CheckCanStartSVGElementOnCompositor(const SVGElement&);
// This doesn't include the reasons returned from the above function.
static FailureReasons CheckCanStartTransformAnimationOnCompositorForSVG(
const SVGElement&);
friend class AnimationCompositorAnimationsTest;
};
} // namespace blink
#endif
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