void FAnimGraphConnectionDrawingPolicy::BuildExecutionRoadmap()
{
UAnimBlueprint* TargetBP = CastChecked<UAnimBlueprint>(FBlueprintEditorUtils::FindBlueprintForGraphChecked(GraphObj));
UAnimBlueprintGeneratedClass* AnimBlueprintClass = (UAnimBlueprintGeneratedClass*)(*(TargetBP->GeneratedClass));
if (TargetBP->GetObjectBeingDebugged() == NULL)
{
return;
}
TMap<UProperty*, UObject*> PropertySourceMap;
AnimBlueprintClass->GetDebugData().GenerateReversePropertyMap(/*out*/ PropertySourceMap);
FAnimBlueprintDebugData& DebugInfo = AnimBlueprintClass->GetAnimBlueprintDebugData();
for (auto VisitIt = DebugInfo.UpdatedNodesThisFrame.CreateIterator(); VisitIt; ++VisitIt)
{
const FAnimBlueprintDebugData::FNodeVisit& VisitRecord = *VisitIt;
if ((VisitRecord.SourceID >= 0) && (VisitRecord.SourceID < AnimBlueprintClass->AnimNodeProperties.Num()) && (VisitRecord.TargetID >= 0) && (VisitRecord.TargetID < AnimBlueprintClass->AnimNodeProperties.Num()))
{
if (UAnimGraphNode_Base* SourceNode = Cast<UAnimGraphNode_Base>(PropertySourceMap.FindRef(AnimBlueprintClass->AnimNodeProperties[VisitRecord.SourceID])))
{
if (UAnimGraphNode_Base* TargetNode = Cast<UAnimGraphNode_Base>(PropertySourceMap.FindRef(AnimBlueprintClass->AnimNodeProperties[VisitRecord.TargetID])))
{
//@TODO: Extend the rendering code to allow using the recorded blend weight instead of faked exec times
FExecPairingMap& Predecessors = PredecessorNodes.FindOrAdd((UEdGraphNode*)SourceNode);
FTimePair& Timings = Predecessors.FindOrAdd((UEdGraphNode*)TargetNode);
Timings.PredExecTime = 0.0;
Timings.ThisExecTime = VisitRecord.Weight;
}
}
}
}
}
void UAnimationTransitionSchema::GetGraphDisplayInformation(const UEdGraph& Graph, /*out*/ FGraphDisplayInfo& DisplayInfo) const
{
DisplayInfo.PlainName = FText::FromString( Graph.GetName() );
const UAnimStateTransitionNode* TransNode = Cast<const UAnimStateTransitionNode>(Graph.GetOuter());
if (TransNode == NULL)
{
//@TODO: Transition graphs should be created with the transition node as their outer as well!
UAnimBlueprint* Blueprint = CastChecked<UAnimBlueprint>(FBlueprintEditorUtils::FindBlueprintForGraph(&Graph));
if (UAnimBlueprintGeneratedClass* AnimBlueprintClass = Blueprint->GetAnimBlueprintSkeletonClass())
{
TransNode = GetTransitionNodeFromGraph(AnimBlueprintClass->GetAnimBlueprintDebugData(), &Graph);
}
}
if (TransNode)
{
FFormatNamedArguments Args;
Args.Add(TEXT("NodeTitle"), TransNode->GetNodeTitle(ENodeTitleType::FullTitle));
DisplayInfo.PlainName = FText::Format( NSLOCTEXT("Animation", "TransitionRuleGraphTitle", "{NodeTitle} (rule)"), Args );
}
DisplayInfo.DisplayName = DisplayInfo.PlainName;
}
void UAnimInstance::UpdateAnimation(float DeltaSeconds)
{
#if WITH_EDITORONLY_DATA
if (GIsEditor)
{
// Reset the anim graph visualization
if (RootNode != NULL)
{
if (UAnimBlueprintGeneratedClass* AnimBlueprintClass = Cast<UAnimBlueprintGeneratedClass>(GetClass()))
{
UAnimBlueprint* AnimBP = CastChecked<UAnimBlueprint>(AnimBlueprintClass->ClassGeneratedBy);
if (AnimBP->GetObjectBeingDebugged() == this)
{
AnimBlueprintClass->GetAnimBlueprintDebugData().ResetNodeVisitSites();
}
}
}
// Update the lifetimer and see if we should use the snapshot instead
CurrentLifeTimerScrubPosition += DeltaSeconds;
LifeTimer = FMath::Max<double>(CurrentLifeTimerScrubPosition, LifeTimer);
if (UpdateSnapshotAndSkipRemainingUpdate())
{
return;
}
}
#endif
AnimNotifies.Empty();
MorphTargetCurves.Empty();
ClearSlotNodeWeights();
//Track material params we set last time round so we can clear them if they aren't set again.
MaterialParamatersToClear.Empty();
for( auto Iter = MaterialParameterCurves.CreateConstIterator(); Iter; ++Iter )
{
if(Iter.Value() > 0.0f)
{
MaterialParamatersToClear.Add(Iter.Key());
}
}
MaterialParameterCurves.Empty();
VertexAnims.Empty();
// Reset the player tick list (but keep it presized)
UngroupedActivePlayers.Empty(UngroupedActivePlayers.Num());
for (int32 GroupIndex = 0; GroupIndex < SyncGroups.Num(); ++GroupIndex)
{
SyncGroups[GroupIndex].Reset();
}
NativeUpdateAnimation(DeltaSeconds);
BlueprintUpdateAnimation(DeltaSeconds);
// update weight before all nodes update comes in
Montage_UpdateWeight(DeltaSeconds);
// Update the anim graph
if (RootNode != NULL)
{
IncrementContextCounter();
FAnimationUpdateContext UpdateContext(this, DeltaSeconds);
RootNode->Update(UpdateContext);
}
// curve values can be used during update state, so we need to clear the array before ticking each elements
// where we collect new items
EventCurves.Empty();
// Handle all players inside sync groups
for (int32 GroupIndex = 0; GroupIndex < SyncGroups.Num(); ++GroupIndex)
{
FAnimGroupInstance& SyncGroup = SyncGroups[GroupIndex];
if (SyncGroup.ActivePlayers.Num() > 0)
{
const int32 GroupLeaderIndex = FMath::Max(SyncGroup.GroupLeaderIndex, 0);
// Tick the group leader
FAnimAssetTickContext TickContext(DeltaSeconds);
FAnimTickRecord& GroupLeader = SyncGroup.ActivePlayers[GroupLeaderIndex];
GroupLeader.SourceAsset->TickAssetPlayerInstance(GroupLeader, this, TickContext);
// Update everything else to follow the leader
if (SyncGroup.ActivePlayers.Num() > 1)
{
TickContext.ConvertToFollower();
for (int32 TickIndex = 0; TickIndex < SyncGroup.ActivePlayers.Num(); ++TickIndex)
{
if (TickIndex != GroupLeaderIndex)
{
const FAnimTickRecord& AssetPlayer = SyncGroup.ActivePlayers[TickIndex];
AssetPlayer.SourceAsset->TickAssetPlayerInstance(AssetPlayer, this, TickContext);
}
}
}
}
}
// Handle the remaining ungrouped animation players
for (int32 TickIndex = 0; TickIndex < UngroupedActivePlayers.Num(); ++TickIndex)
{
const FAnimTickRecord& AssetPlayerToTick = UngroupedActivePlayers[TickIndex];
FAnimAssetTickContext TickContext(DeltaSeconds);
AssetPlayerToTick.SourceAsset->TickAssetPlayerInstance(AssetPlayerToTick, this, TickContext);
}
// update montage should run in game thread
// if we do multi threading, make sure this stays in game thread
Montage_Advance(DeltaSeconds);
// now trigger Notifies
TriggerAnimNotifies(DeltaSeconds);
// Add 0.0 curves to clear parameters that we have previously set but didn't set this tick.
// - Make a copy of MaterialParametersToClear as it will be modified by AddCurveValue
TArray<FName> ParamsToClearCopy = MaterialParamatersToClear;
for (int i = 0; i < ParamsToClearCopy.Num(); ++i)
{
AddCurveValue(ParamsToClearCopy[i], 0.0f, ACF_DrivesMaterial);
}
#if WITH_EDITOR && 0
{
// Take a snapshot if the scrub control is locked to the end, we are playing, and we are the one being debugged
if (UAnimBlueprintGeneratedClass* AnimBlueprintClass = Cast<UAnimBlueprintGeneratedClass>(GetClass()))
{
if (UAnimBlueprint* Blueprint = Cast<UAnimBlueprint>(AnimBlueprintClass->ClassGeneratedBy))
{
if (Blueprint->GetObjectBeingDebugged() == this)
{
if ((CurrentLifeTimerScrubPosition == LifeTimer) && (DeltaSeconds > 0.0f))
{
AnimBlueprintClass->GetAnimBlueprintDebugData().TakeSnapshot(this);
}
}
}
}
}
#endif
}
void UAnimGraphNode_BlendSpacePlayer::BakeDataDuringCompilation(class FCompilerResultsLog& MessageLog)
{
UAnimBlueprint* AnimBlueprint = GetAnimBlueprint();
Node.GroupIndex = AnimBlueprint->FindOrAddGroup(SyncGroup.GroupName);
Node.GroupRole = SyncGroup.GroupRole;
}
bool UK2Node_TransitionRuleGetter::IsActionFilteredOut(class FBlueprintActionFilter const& Filter)
{
if(Filter.Context.Graphs.Num())
{
const UEdGraphSchema* Schema = Filter.Context.Graphs[0]->GetSchema();
if(Cast<UAnimationGraphSchema>(Schema))
{
if(GetterType == ETransitionGetter::ArbitraryState_GetBlendWeight)
{
// only show the transition nodes if the associated state node is in every graph:
if( AssociatedStateNode )
{
for( auto Blueprint : Filter.Context.Blueprints )
{
TArray<UAnimStateNode*> States;
FBlueprintEditorUtils::GetAllNodesOfClass(Blueprint, /*out*/ States);
if( !States.Contains( AssociatedStateNode ) )
{
return true;
}
}
return false;
}
}
return true;
}
else if(Cast<UAnimationTransitionSchema>(Schema))
{
// Non-sequence specific TransitionRuleGetter nodes have no associated nodes assigned, they are always allowed in AnimationTransitionSchema graphs
if( AssociatedStateNode == nullptr && AssociatedAnimAssetPlayerNode == nullptr)
{
return false;
}
else if(AssociatedAnimAssetPlayerNode)
{
if(Filter.Context.Blueprints.Num())
{
UAnimBlueprint* AnimBlueprint = Cast<UAnimBlueprint>(Filter.Context.Blueprints[0]);
check(AnimBlueprint);
if (UAnimBlueprintGeneratedClass* AnimBlueprintClass = AnimBlueprint->GetAnimBlueprintSkeletonClass())
{
// Local function to find the transition node using the context graph and AnimBlueprintDebugData
auto GetTransitionNodeFromGraphLambda = [](const FAnimBlueprintDebugData& DebugData, const UEdGraph* Graph) -> UAnimStateTransitionNode*
{
if (const TWeakObjectPtr<UAnimStateTransitionNode>* TransNodePtr = DebugData.TransitionGraphToNodeMap.Find(Graph))
{
return TransNodePtr->Get();
}
if (const TWeakObjectPtr<UAnimStateTransitionNode>* TransNodePtr = DebugData.TransitionBlendGraphToNodeMap.Find(Graph))
{
return TransNodePtr->Get();
}
return NULL;
};
// Check if the TransitionNode can be found in the AninBlueprint's debug data
if (UAnimStateTransitionNode* TransNode = GetTransitionNodeFromGraph(AnimBlueprintClass->GetAnimBlueprintDebugData(), Filter.Context.Graphs[0]))
{
if (UAnimStateNode* SourceStateNode = Cast<UAnimStateNode>(TransNode->GetPreviousState()))
{
// Check if the AnimAssetPlayerNode's graph is the state machine's bound graph
if(AssociatedAnimAssetPlayerNode->GetGraph() == SourceStateNode->BoundGraph)
{
return false;
}
}
}
}
}
}
}
}
return true;
}
void UAnimationTransitionSchema::GetSourceStateActions(FGraphContextMenuBuilder& ContextMenuBuilder) const
{
if ((ContextMenuBuilder.FromPin == NULL) || ((ContextMenuBuilder.FromPin->Direction == EGPD_Input) && (ContextMenuBuilder.FromPin->PinType.PinCategory == PC_Float)))
{
// Find the source state associated with this transition
UAnimBlueprint* Blueprint = CastChecked<UAnimBlueprint>(FBlueprintEditorUtils::FindBlueprintForGraph(ContextMenuBuilder.CurrentGraph));
if (UAnimBlueprintGeneratedClass* AnimBlueprintClass = Blueprint->GetAnimBlueprintSkeletonClass())
{
if (UAnimStateTransitionNode* TransNode = GetTransitionNodeFromGraph(AnimBlueprintClass->GetAnimBlueprintDebugData(), ContextMenuBuilder.CurrentGraph))
{
if (UAnimStateNode* SourceStateNode = Cast<UAnimStateNode>(TransNode->GetPreviousState()))
{
// Offer options from the source state
// Sequence player positions
ETransitionGetter::Type SequenceSpecificGetters[] =
{
ETransitionGetter::AnimationAsset_GetCurrentTime,
ETransitionGetter::AnimationAsset_GetLength,
ETransitionGetter::AnimationAsset_GetCurrentTimeFraction,
ETransitionGetter::AnimationAsset_GetTimeFromEnd,
ETransitionGetter::AnimationAsset_GetTimeFromEndFraction
};
TArray<UK2Node*> AssetPlayers;
SourceStateNode->BoundGraph->GetNodesOfClassEx<UAnimGraphNode_Base, UK2Node>(/*out*/ AssetPlayers);
const FString Category_AssetPlayer(TEXT("Asset Player"));
for (int32 TypeIndex = 0; TypeIndex < ARRAY_COUNT(SequenceSpecificGetters); ++TypeIndex)
{
for (auto NodeIt = AssetPlayers.CreateConstIterator(); NodeIt; ++NodeIt)
{
UAnimGraphNode_Base* AnimNode = CastChecked<UAnimGraphNode_Base>(*NodeIt);
if (AnimNode->DoesSupportTimeForTransitionGetter())
{
UK2Node_TransitionRuleGetter* NodeTemplate = ContextMenuBuilder.CreateTemplateNode<UK2Node_TransitionRuleGetter>();
FString AssetName;
UAnimationAsset * AnimAsset = AnimNode->GetAnimationAsset();
if (AnimAsset)
{
NodeTemplate->AssociatedAnimAssetPlayerNode = AnimNode;
AssetName = AnimAsset->GetName();
}
NodeTemplate->GetterType = SequenceSpecificGetters[TypeIndex];
FFormatNamedArguments Args;
Args.Add(TEXT("NodeName"), UK2Node_TransitionRuleGetter::GetFriendlyName(NodeTemplate->GetterType));
Args.Add(TEXT("AssetName"), FText::FromString(AssetName));
FText Title = FText::Format(LOCTEXT("TransitionFor", "{NodeName} for '{AssetName}'"), Args);
TSharedPtr<FEdGraphSchemaAction_K2NewNode> Action = FK2ActionMenuBuilder::AddNewNodeAction(ContextMenuBuilder, Category_AssetPlayer, Title, NodeTemplate->GetTooltipText().ToString(), 0, NodeTemplate->GetKeywords());
Action->NodeTemplate = NodeTemplate;
}
}
}
// Non-sequence specific ones
ETransitionGetter::Type NonSpecificGetters[] =
{
ETransitionGetter::CurrentTransitionDuration,
ETransitionGetter::CurrentState_ElapsedTime,
ETransitionGetter::CurrentState_GetBlendWeight
};
for (int32 TypeIndex = 0; TypeIndex < ARRAY_COUNT(NonSpecificGetters); ++TypeIndex)
{
FString Category_Transition(TEXT("Transition"));
UK2Node_TransitionRuleGetter* NodeTemplate = ContextMenuBuilder.CreateTemplateNode<UK2Node_TransitionRuleGetter>();
NodeTemplate->GetterType = NonSpecificGetters[TypeIndex];
FText Title = UK2Node_TransitionRuleGetter::GetFriendlyName(NodeTemplate->GetterType);
TSharedPtr<FEdGraphSchemaAction_K2NewNode> Action = FK2ActionMenuBuilder::AddNewNodeAction(ContextMenuBuilder, Category_Transition, Title, NodeTemplate->GetTooltipText().ToString(), 0, NodeTemplate->GetKeywords());
Action->NodeTemplate = NodeTemplate;
}
}
}
}
}
}