void UAnimComposite::GetAnimationPose(FCompactPose& OutPose, FBlendedCurve& OutCurve, const FAnimExtractContext& ExtractionContext) const
{
AnimationTrack.GetAnimationPose(OutPose, OutCurve, ExtractionContext);
FBlendedCurve CompositeCurve;
CompositeCurve.InitFrom(OutCurve);
EvaluateCurveData(CompositeCurve, ExtractionContext.CurrentTime);
// combine both curve
OutCurve.Combine(CompositeCurve);
}
void UAnimSingleNodeInstance::InternalBlendSpaceEvaluatePose(class UBlendSpaceBase* BlendSpace, TArray<FBlendSampleData>& BlendSampleDataCache, FPoseContext& OutContext)
{
USkeletalMeshComponent* Component = GetSkelMeshComponent();
if (BlendSpace->IsValidAdditive())
{
FCompactPose& OutPose = OutContext.Pose;
FBlendedCurve& OutCurve = OutContext.Curve;
FCompactPose AdditivePose;
FBlendedCurve AdditiveCurve;
AdditivePose.SetBoneContainer(&OutPose.GetBoneContainer());
AdditiveCurve.InitFrom(OutCurve);
#if WITH_EDITORONLY_DATA
if (BlendSpace->PreviewBasePose)
{
BlendSpace->PreviewBasePose->GetBonePose(/*out*/ OutPose, /*out*/OutCurve, FAnimExtractContext(PreviewPoseCurrentTime));
}
else
#endif // WITH_EDITORONLY_DATA
{
// otherwise, get ref pose
OutPose.ResetToRefPose();
}
BlendSpace->GetAnimationPose(BlendSampleDataCache, AdditivePose, AdditiveCurve);
enum EAdditiveAnimationType AdditiveType = BlendSpace->bRotationBlendInMeshSpace? AAT_RotationOffsetMeshSpace : AAT_LocalSpaceBase;
FAnimationRuntime::AccumulateAdditivePose(OutPose, AdditivePose, OutCurve, AdditiveCurve, 1.f, AdditiveType);
}
else
{
BlendSpace->GetAnimationPose(BlendSampleDataCache, OutContext.Pose, OutContext.Curve);
}
}
bool UAnimSingleNodeInstance::NativeEvaluateAnimation(FPoseContext& Output)
{
if (CurrentAsset != NULL)
{
//@TODO: animrefactor: Seems like more code duplication than we need
if (UBlendSpaceBase* BlendSpace = Cast<UBlendSpaceBase>(CurrentAsset))
{
InternalBlendSpaceEvaluatePose(BlendSpace, BlendSampleData, Output);
}
else if (UAnimSequence* Sequence = Cast<UAnimSequence>(CurrentAsset))
{
if (Sequence->IsValidAdditive())
{
FAnimExtractContext ExtractionContext(CurrentTime, Sequence->bEnableRootMotion);
Sequence->GetAdditiveBasePose(Output.Pose, Output.Curve, ExtractionContext);
FCompactPose AdditivePose;
FBlendedCurve AdditiveCurve;
AdditivePose.SetBoneContainer(&Output.Pose.GetBoneContainer());
AdditiveCurve.InitFrom(Output.Curve);
Sequence->GetAnimationPose(AdditivePose, AdditiveCurve, ExtractionContext);
FAnimationRuntime::AccumulateAdditivePose(Output.Pose, AdditivePose, Output.Curve, AdditiveCurve, 1.f, Sequence->AdditiveAnimType);
Output.Pose.NormalizeRotations();
}
else
{
// if SkeletalMesh isn't there, we'll need to use skeleton
Sequence->GetAnimationPose(Output.Pose, Output.Curve, FAnimExtractContext(CurrentTime, Sequence->bEnableRootMotion));
}
}
else if (UAnimComposite* Composite = Cast<UAnimComposite>(CurrentAsset))
{
FAnimExtractContext ExtractionContext(CurrentTime, ShouldExtractRootMotion());
const FAnimTrack& AnimTrack = Composite->AnimationTrack;
// find out if this is additive animation
if (AnimTrack.IsAdditive())
{
#if WITH_EDITORONLY_DATA
if (Composite->PreviewBasePose)
{
Composite->PreviewBasePose->GetAdditiveBasePose(Output.Pose, Output.Curve, ExtractionContext);
}
else
#endif
{
// get base pose - for now we only support ref pose as base
Output.Pose.ResetToRefPose();
}
EAdditiveAnimationType AdditiveAnimType = AnimTrack.IsRotationOffsetAdditive()? AAT_RotationOffsetMeshSpace : AAT_LocalSpaceBase;
FCompactPose AdditivePose;
FBlendedCurve AdditiveCurve;
AdditivePose.SetBoneContainer(&Output.Pose.GetBoneContainer());
AdditiveCurve.InitFrom(Output.Curve);
Composite->GetAnimationPose(AdditivePose, AdditiveCurve, ExtractionContext);
FAnimationRuntime::AccumulateAdditivePose(Output.Pose, AdditivePose, Output.Curve, AdditiveCurve, 1.f, AdditiveAnimType);
}
else
{
//doesn't handle additive yet
Composite->GetAnimationPose(Output.Pose, Output.Curve, ExtractionContext);
}
}
else if (UAnimMontage* Montage = Cast<UAnimMontage>(CurrentAsset))
{
// for now only update first slot
// in the future, add option to see which slot to see
if (Montage->SlotAnimTracks.Num() > 0)
{
FCompactPose SourcePose;
FBlendedCurve SourceCurve;
SourcePose.SetBoneContainer(&Output.Pose.GetBoneContainer());
SourceCurve.InitFrom(Output.Curve);
if (Montage->IsValidAdditive())
{
#if WITH_EDITORONLY_DATA
// if montage is additive, we need to have base pose for the slot pose evaluate
if (Montage->PreviewBasePose && Montage->SequenceLength > 0.f)
{
Montage->PreviewBasePose->GetBonePose(SourcePose, SourceCurve, FAnimExtractContext(CurrentTime));
}
else
#endif // WITH_EDITORONLY_DATA
{
SourcePose.ResetToRefPose();
}
}
else
{
SourcePose.ResetToRefPose();
}
SlotEvaluatePose(Montage->SlotAnimTracks[0].SlotName, SourcePose, SourceCurve, Output.Pose, Output.Curve, 1.f);
}
}
}
if(CurrentVertexAnim != NULL)
{
VertexAnims.Add(FActiveVertexAnim(CurrentVertexAnim, 1.f, CurrentTime));
}
return true;
}