float UAnimInstance::PlaySlotAnimation(UAnimSequenceBase* Asset, FName SlotNodeName, float BlendInTime, float BlendOutTime, float InPlayRate)
{
// create temporary montage and play
bool bValidAsset = Asset && !Asset->IsA(UAnimMontage::StaticClass());
if (!bValidAsset)
{
// user warning
UE_LOG(LogAnimation, Warning, TEXT("Invalid Asset. If Montage, use Montage_Play"));
return 0.f;
}
if (SlotNodeName == NAME_None)
{
// user warning
UE_LOG(LogAnimation, Warning, TEXT("SlotNode Name is required. Make sure to add Slot Node in your anim graph and name it."));
return 0.f;
}
USkeleton * AssetSkeleton = Asset->GetSkeleton();
if (!CurrentSkeleton->IsCompatible(AssetSkeleton))
{
UE_LOG(LogAnimation, Warning, TEXT("The Skeleton isn't compatible"));
return 0.f;
}
// now play
UAnimMontage * NewMontage = NewObject<UAnimMontage>();
NewMontage->SetSkeleton(AssetSkeleton);
// add new track
FSlotAnimationTrack NewTrack;
NewTrack.SlotName = SlotNodeName;
FAnimSegment NewSegment;
NewSegment.AnimReference = Asset;
NewSegment.AnimStartTime = 0.f;
NewSegment.AnimEndTime = Asset->SequenceLength;
NewSegment.AnimPlayRate = 1.f;
NewSegment.StartPos = 0.f;
NewMontage->SequenceLength = Asset->SequenceLength;
NewTrack.AnimTrack.AnimSegments.Add(NewSegment);
FCompositeSection NewSection;
NewSection.SectionName = TEXT("Default");
NewSection.StartTime = 0.f;
// add new section
NewMontage->CompositeSections.Add(NewSection);
NewMontage->BlendInTime = BlendInTime;
NewMontage->BlendOutTime = BlendOutTime;
NewMontage->SlotAnimTracks.Add(NewTrack);
return Montage_Play(NewMontage, InPlayRate);
}
UObject* UAnimMontageFactory::FactoryCreateNew(UClass* Class, UObject* InParent, FName Name, EObjectFlags Flags, UObject* Context, FFeedbackContext* Warn)
{
if (TargetSkeleton || SourceAnimation)
{
UAnimMontage* AnimMontage = ConstructObject<UAnimMontage>(Class,InParent,Name,Flags);
if(SourceAnimation)
{
USkeleton* SourceSkeleton = SourceAnimation->GetSkeleton();
//Make sure we haven't asked to create an AnimComposite with mismatching skeletons
check(TargetSkeleton == NULL || TargetSkeleton == SourceSkeleton);
TargetSkeleton = SourceSkeleton;
FAnimSegment NewSegment;
NewSegment.AnimReference = SourceAnimation;
NewSegment.AnimStartTime = 0.f;
NewSegment.AnimEndTime = SourceAnimation->SequenceLength;
NewSegment.AnimPlayRate = 1.f;
NewSegment.LoopingCount = 1;
NewSegment.StartPos = 0.f;
FSlotAnimationTrack NewTrack;
NewTrack.AnimTrack.AnimSegments.Add(NewSegment);
NewTrack.SlotName = FAnimSlotGroup::DefaultSlotName;
AnimMontage->SlotAnimTracks.Add( NewTrack );
AnimMontage->SetSequenceLength(SourceAnimation->SequenceLength);
}
AnimMontage->SetSkeleton(TargetSkeleton);
return AnimMontage;
}
return NULL;
}
