impeller::scene::RotationTimelineResolver Class Reference

#include <property_resolver.h>

Inheritance diagram for impeller::scene::RotationTimelineResolver:

Public Member Functions
	~RotationTimelineResolver ()
void	Apply (AnimationTransforms &target, SecondsF time, Scalar weight) override
	Resolve and apply the property value to a target node. This operation is additive; a given node property may be amended by many different PropertyResolvers prior to rendering. For example, an AnimationPlayer may blend multiple Animations together by applying several AnimationClips. More...
Public Member Functions inherited from impeller::scene::TimelineResolver
virtual	~TimelineResolver ()
SecondsF	GetEndTime ()
Public Member Functions inherited from impeller::scene::PropertyResolver
virtual	~PropertyResolver ()
virtual SecondsF	GetEndTime ()=0
virtual void	Apply (AnimationTransforms &target, SecondsF time, Scalar weight)=0
	Resolve and apply the property value to a target node. This operation is additive; a given node property may be amended by many different PropertyResolvers prior to rendering. For example, an AnimationPlayer may blend multiple Animations together by applying several AnimationClips. More...

Additional Inherited Members
Static Public Member Functions inherited from impeller::scene::PropertyResolver
static std::unique_ptr< TranslationTimelineResolver >	MakeTranslationTimeline (std::vector< Scalar > times, std::vector< Vector3 > values)
static std::unique_ptr< RotationTimelineResolver >	MakeRotationTimeline (std::vector< Scalar > times, std::vector< Quaternion > values)
static std::unique_ptr< ScaleTimelineResolver >	MakeScaleTimeline (std::vector< Scalar > times, std::vector< Vector3 > values)
Protected Member Functions inherited from impeller::scene::TimelineResolver
TimelineKey	GetTimelineKey (SecondsF time)
Protected Attributes inherited from impeller::scene::TimelineResolver
std::vector< Scalar >	times_

Detailed Description

Definition at line 95 of file property_resolver.h.

Constructor & Destructor Documentation

~RotationTimelineResolver()

impeller::scene::RotationTimelineResolver::~RotationTimelineResolver ( )

default

Member Function Documentation

Apply()

void impeller::scene::RotationTimelineResolver::Apply ( AnimationTransforms &  target, SecondsF  time, Scalar  weight  )

overridevirtual

Resolve and apply the property value to a target node. This operation is additive; a given node property may be amended by many different PropertyResolvers prior to rendering. For example, an AnimationPlayer may blend multiple Animations together by applying several AnimationClips.

Implements impeller::scene::PropertyResolver.

Definition at line 102 of file property_resolver.cc.

                                                    {
  if (values_.empty()) {
    return;
  }
  auto key = GetTimelineKey(time);
  auto value = values_[key.index];
  if (key.lerp < 1) {
    value = values_[key.index - 1].Slerp(value, key.lerp);
  }
 
  target.animated_pose.rotation =
      target.animated_pose.rotation *
      Quaternion().Slerp(target.bind_pose.rotation.Invert() * value, weight);
}

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The documentation for this class was generated from the following files:

• impeller/scene/animation/property_resolver.h
• impeller/scene/animation/property_resolver.cc