void FNodeHandlingFunctor::ResolveAndRegisterScopedTerm(FKismetFunctionContext& Context, UEdGraphPin* Net, TIndirectArray<FBPTerminal>& NetArray)
{
// Determine the scope this takes place in
UStruct* SearchScope = Context.Function;
UEdGraphPin* SelfPin = CompilerContext.GetSchema()->FindSelfPin(*(Net->GetOwningNode()), EGPD_Input);
if (SelfPin != NULL)
{
SearchScope = Context.GetScopeFromPinType(SelfPin->PinType, Context.NewClass);
}
// Find the variable in the search scope
UProperty* BoundProperty = FKismetCompilerUtilities::FindPropertyInScope(SearchScope, Net, CompilerContext.MessageLog, CompilerContext.GetSchema(), Context.NewClass);
if (BoundProperty != NULL)
{
// Create the term in the list
FBPTerminal* Term = new (NetArray) FBPTerminal();
Term->CopyFromPin(Net, Net->PinName);
Term->AssociatedVarProperty = BoundProperty;
Context.NetMap.Add(Net, Term);
// Read-only variables and variables in const classes are both const
if (BoundProperty->HasAnyPropertyFlags(CPF_BlueprintReadOnly) || Context.IsConstFunction())
{
Term->bIsConst = true;
}
// Resolve the context term
if (SelfPin != NULL)
{
FBPTerminal** pContextTerm = Context.NetMap.Find(FEdGraphUtilities::GetNetFromPin(SelfPin));
Term->Context = (pContextTerm != NULL) ? *pContextTerm : NULL;
}
}
}
virtual void Compile(FKismetFunctionContext& Context, UEdGraphNode* Node) override
{
static const FBoolConfigValueHelper ExecutionAfterReturn(TEXT("Kismet"), TEXT("bExecutionAfterReturn"), GEngineIni);
if (ExecutionAfterReturn)
{
// for backward compatibility only
FKCHandler_VariableSet::Compile(Context, Node);
}
else
{
GenerateAssigments(Context, Node);
if (Context.bCreateDebugData && Node)
{
FBlueprintCompiledStatement& TraceStatement = Context.AppendStatementForNode(Node);
TraceStatement.Type = KCST_WireTraceSite;
TraceStatement.Comment = Node->NodeComment.IsEmpty() ? Node->GetName() : Node->NodeComment;
}
// always go to return
FBlueprintCompiledStatement& GotoStatement = Context.AppendStatementForNode(Node);
GotoStatement.Type = KCST_GotoReturn;
}
}
virtual void RegisterNet(FKismetFunctionContext& Context, UEdGraphPin* Net) override
{
// This net is an anonymous temporary variable
FBPTerminal* Term = Context.CreateLocalTerminal(Context.IsEventGraph() ? ETerminalSpecification::TS_ForcedShared : ETerminalSpecification::TS_Unspecified);
FString NetName = Context.NetNameMap->MakeValidName(Net);
Term->CopyFromPin(Net, NetName);
UK2Node_TemporaryVariable* TempVarNode = CastChecked<UK2Node_TemporaryVariable>(Net->GetOwningNode());
Term->bIsSavePersistent = TempVarNode->bIsPersistent;
Context.NetMap.Add(Net, Term);
}
void FKCHandler_ClearDelegate::Compile(FKismetFunctionContext& Context, UEdGraphNode* Node)
{
UK2Node_BaseMCDelegate* DelegateNode = CastChecked<UK2Node_BaseMCDelegate>(Node);
UEdGraphPin* SelfPin = CompilerContext.GetSchema()->FindSelfPin(*DelegateNode, EEdGraphPinDirection::EGPD_Input);
check(SelfPin);
TArray<UEdGraphPin*> Links = SelfPin->LinkedTo;
if(!Links.Num())
{
Links.Add(SelfPin);
}
for (auto NetIt = Links.CreateIterator(); NetIt; ++NetIt)
{
UEdGraphPin* NetPin = *NetIt;
check(NetPin);
FBlueprintCompiledStatement& AddStatement = Context.AppendStatementForNode(DelegateNode);
AddStatement.Type = KCST_ClearMulticastDelegate;
FBPTerminal** VarDelegate = InnerTermMap.Find(FDelegateOwnerId(NetPin, DelegateNode));
check(VarDelegate && *VarDelegate);
AddStatement.LHS = *VarDelegate;
}
GenerateSimpleThenGoto(Context, *DelegateNode, DelegateNode->FindPin(CompilerContext.GetSchema()->PN_Then));
FNodeHandlingFunctor::Compile(Context, DelegateNode);
}
virtual void Compile(FKismetFunctionContext& Context, UEdGraphNode* Node) override
{
UK2Node_FunctionEntry* EntryNode = CastChecked<UK2Node_FunctionEntry>(Node);
//check(EntryNode->SignatureName != NAME_None);
if (EntryNode->SignatureName == CompilerContext.GetSchema()->FN_ExecuteUbergraphBase)
{
UEdGraphPin* EntryPointPin = Node->FindPin(CompilerContext.GetSchema()->PN_EntryPoint);
FBPTerminal** pTerm = Context.NetMap.Find(EntryPointPin);
if ((EntryPointPin != NULL) && (pTerm != NULL))
{
FBlueprintCompiledStatement& ComputedGotoStatement = Context.AppendStatementForNode(Node);
ComputedGotoStatement.Type = KCST_ComputedGoto;
ComputedGotoStatement.LHS = *pTerm;
}
else
{
CompilerContext.MessageLog.Error(*LOCTEXT("NoEntryPointPin_Error", "Expected a pin named EntryPoint on @@").ToString(), Node);
}
}
else
{
// Generate the output impulse from this node
GenerateSimpleThenGoto(Context, *Node);
}
}
virtual void Compile(FKismetFunctionContext& Context, UEdGraphNode* Node) override
{
UK2Node_MakeArray* ArrayNode = CastChecked<UK2Node_MakeArray>(Node);
UEdGraphPin* OutputPin = ArrayNode->GetOutputPin();
FBPTerminal** ArrayTerm = Context.NetMap.Find(OutputPin);
check(ArrayTerm);
FBlueprintCompiledStatement& CreateArrayStatement = Context.AppendStatementForNode(Node);
CreateArrayStatement.Type = KCST_CreateArray;
CreateArrayStatement.LHS = *ArrayTerm;
for(auto PinIt = Node->Pins.CreateIterator(); PinIt; ++PinIt)
{
UEdGraphPin* Pin = *PinIt;
if(Pin && Pin->Direction == EGPD_Input)
{
FBPTerminal** InputTerm = Context.NetMap.Find(FEdGraphUtilities::GetNetFromPin(Pin));
if( InputTerm )
{
CreateArrayStatement.RHS.Add(*InputTerm);
}
}
}
}
virtual void Compile(FKismetFunctionContext& Context, UEdGraphNode* Node) override
{
// For imperative nodes, make sure the exec function was actually triggered and not just included due to an output data dependency
FEdGraphPinType ExpectedExecPinType;
ExpectedExecPinType.PinCategory = UEdGraphSchema_K2::PC_Exec;
FEdGraphPinType ExpectedBoolPinType;
ExpectedBoolPinType.PinCategory = UEdGraphSchema_K2::PC_Boolean;
UEdGraphPin* ExecTriggeringPin = Context.FindRequiredPinByName(Node, UEdGraphSchema_K2::PN_Execute, EGPD_Input);
if ((ExecTriggeringPin == NULL) || !Context.ValidatePinType(ExecTriggeringPin, ExpectedExecPinType))
{
CompilerContext.MessageLog.Error(*FString::Printf(*LOCTEXT("NoValidExecutionPinForBranch_Error", "@@ must have a valid execution pin @@").ToString()), Node, ExecTriggeringPin);
return;
}
else if (ExecTriggeringPin->LinkedTo.Num() == 0)
{
CompilerContext.MessageLog.Warning(*FString::Printf(*LOCTEXT("NodeNeverExecuted_Warning", "@@ will never be executed").ToString()), Node);
return;
}
// Generate the output impulse from this node
UEdGraphPin* CondPin = Context.FindRequiredPinByName(Node, CompilerContext.GetSchema()->PN_Condition, EGPD_Input);
UEdGraphPin* ThenPin = Context.FindRequiredPinByName(Node, CompilerContext.GetSchema()->PN_Then, EGPD_Output);
UEdGraphPin* ElsePin = Context.FindRequiredPinByName(Node, CompilerContext.GetSchema()->PN_Else, EGPD_Output);
if (Context.ValidatePinType(ThenPin, ExpectedExecPinType) &&
Context.ValidatePinType(ElsePin, ExpectedExecPinType) &&
Context.ValidatePinType(CondPin, ExpectedBoolPinType))
{
UEdGraphPin* PinToTry = FEdGraphUtilities::GetNetFromPin(CondPin);
FBPTerminal** CondTerm = Context.NetMap.Find(PinToTry);
if (CondTerm != NULL) //
{
// First skip the if, if the term is false
{
FBlueprintCompiledStatement& SkipIfGoto = Context.AppendStatementForNode(Node);
SkipIfGoto.Type = KCST_GotoIfNot;
SkipIfGoto.LHS = *CondTerm;
Context.GotoFixupRequestMap.Add(&SkipIfGoto, ElsePin);
}
// Now go to the If branch
{
FBlueprintCompiledStatement& GotoThen = Context.AppendStatementForNode(Node);
GotoThen.Type = KCST_UnconditionalGoto;
GotoThen.LHS = *CondTerm;
Context.GotoFixupRequestMap.Add(&GotoThen, ThenPin);
}
}
else
{
CompilerContext.MessageLog.Error(*LOCTEXT("ResolveTermPassed_Error", "Failed to resolve term passed into @@").ToString(), CondPin);
}
}
}
virtual void RegisterNets(FKismetFunctionContext& Context, UEdGraphNode* Node) override
{
FNodeHandlingFunctor::RegisterNets(Context, Node);
// Create the net for the return value manually as it's a special case Output Direction pin
UK2Node_Select* SelectNode = Cast<UK2Node_Select>(Node);
UEdGraphPin* ReturnPin = SelectNode->GetReturnValuePin();
FBPTerminal* Term = Context.CreateLocalTerminalFromPinAutoChooseScope(ReturnPin, Context.NetNameMap->MakeValidName(ReturnPin));
Context.NetMap.Add(SelectNode->GetReturnValuePin(), Term);
// Create a term to determine if the compare was successful or not
FBPTerminal* BoolTerm = Context.CreateLocalTerminal();
BoolTerm->Type.PinCategory = CompilerContext.GetSchema()->PC_Boolean;
BoolTerm->Source = Node;
BoolTerm->Name = Context.NetNameMap->MakeValidName(Node) + TEXT("_CmpSuccess");
BoolTermMap.Add(Node, BoolTerm);
}
virtual void RegisterNets(FKismetFunctionContext& Context, UEdGraphNode* Node)
{
FNodeHandlingFunctor::RegisterNets(Context, Node);
const FString BaseNetName = Context.NetNameMap->MakeValidName(Node);
// Create a term to store a bool that determines if we're in the first execution of the node or not
FBPTerminal* FirstRunTerm = Context.CreateLocalTerminal();
FirstRunTerm->Type.PinCategory = CompilerContext.GetSchema()->PC_Boolean;
FirstRunTerm->Source = Node;
FirstRunTerm->Name = BaseNetName + TEXT("_FirstRun");
FirstRunTermMap.Add(Node, FirstRunTerm);
UK2Node_MultiGate* GateNode = Cast<UK2Node_MultiGate>(Node);
// If there is already a data node from expansion phase
if (!GateNode || !GateNode->DataNode)
{
FBPTerminal* DataTerm = Context.CreateLocalTerminal();
DataTerm->Type.PinCategory = CompilerContext.GetSchema()->PC_Int;
DataTerm->Source = Node;
DataTerm->Name = BaseNetName + TEXT("_Data");
DataTermMap.Add(Node, DataTerm);
}
FFunctionScopedTerms& FuncLocals = FunctionTermMap.FindOrAdd(Context.Function);
// Create a local scratch bool for run-time if there isn't already one
if (!FuncLocals.GenericBoolTerm)
{
FuncLocals.GenericBoolTerm = Context.CreateLocalTerminal();
FuncLocals.GenericBoolTerm->Type.PinCategory = CompilerContext.GetSchema()->PC_Boolean;
FuncLocals.GenericBoolTerm->Source = Node;
FuncLocals.GenericBoolTerm->Name = BaseNetName + TEXT("_ScratchBool");
}
// Create a local scratch int for run-time index tracking if there isn't already one
if (!FuncLocals.IndexTerm)
{
FuncLocals.IndexTerm = Context.CreateLocalTerminal();
FuncLocals.IndexTerm->Type.PinCategory = CompilerContext.GetSchema()->PC_Int;
FuncLocals.IndexTerm->Source = Node;
FuncLocals.IndexTerm->Name = BaseNetName + TEXT("_ScratchIndex");
}
}
virtual void RegisterNets(FKismetFunctionContext& Context, UEdGraphNode* Node) override
{
UK2Node_MakeArray* ArrayNode = CastChecked<UK2Node_MakeArray>(Node);
UEdGraphPin* OutputPin = ArrayNode->GetOutputPin();
FNodeHandlingFunctor::RegisterNets(Context, Node);
// Create a local term to drop the array into
FBPTerminal* Term = Context.CreateLocalTerminalFromPinAutoChooseScope(OutputPin, Context.NetNameMap->MakeValidName(OutputPin));
Term->bPassedByReference = false;
Term->Source = Node;
Context.NetMap.Add(OutputPin, Term);
}
virtual void Compile(FKismetFunctionContext& Context, UEdGraphNode* Node) override
{
const UK2Node_DelegateSet* DelegateNode = Cast<UK2Node_DelegateSet>(Node);
check(DelegateNode);
// Verify that the event has a darget to be bound to
UEdGraphPin* DelegateOwnerPin = DelegateNode->GetDelegateOwner();
if (DelegateOwnerPin == nullptr || DelegateOwnerPin->LinkedTo.Num() == 0)
{
CompilerContext.MessageLog.Error(*FString(*LOCTEXT("FindDynamicallyBoundDelegate_Error", "Couldn't find target for dynamically bound delegate node @@").ToString()), DelegateNode);
return;
}
FBPTerminal** pDelegateOwnerTerm = Context.NetMap.Find(DelegateOwnerPin);
// Create a delegate name term
FBPTerminal* DelegateNameTerm = Context.CreateLocalTerminal(ETerminalSpecification::TS_Literal);
DelegateNameTerm->Type.PinCategory = CompilerContext.GetSchema()->PC_Name;
DelegateNameTerm->Name = DelegateNode->GetDelegateTargetEntryPointName().ToString();
DelegateNameTerm->bIsLiteral = true;
// Create a local delegate, which we can then add to the multicast delegate
FBPTerminal* LocalDelegate = *LocalDelegateMap.Find(Node);
FBlueprintCompiledStatement& Statement = Context.AppendStatementForNode(Node);
Statement.Type = KCST_Assignment;
Statement.LHS = LocalDelegate;
Statement.RHS.Add(DelegateNameTerm);
// Add the local delegate to the MC delegate
FBlueprintCompiledStatement& AddStatement = Context.AppendStatementForNode(Node);
AddStatement.Type = KCST_AddMulticastDelegate;
AddStatement.LHS = *pDelegateOwnerTerm;
AddStatement.RHS.Add(LocalDelegate);
GenerateSimpleThenGoto(Context, *Node, DelegateNode->FindPin(CompilerContext.GetSchema()->PN_Then));
FNodeHandlingFunctor::Compile(Context, Node);
}
void FKCHandler_VariableSet::InnerAssignment(FKismetFunctionContext& Context, UEdGraphNode* Node, UEdGraphPin* VariablePin, UEdGraphPin* ValuePin)
{
FBPTerminal** VariableTerm = Context.NetMap.Find(VariablePin);
if (VariableTerm == NULL)
{
VariableTerm = Context.NetMap.Find(FEdGraphUtilities::GetNetFromPin(VariablePin));
}
FBPTerminal** ValueTerm = Context.LiteralHackMap.Find(ValuePin);
if (ValueTerm == NULL)
{
ValueTerm = Context.NetMap.Find(FEdGraphUtilities::GetNetFromPin(ValuePin));
}
if ((VariableTerm != NULL) && (ValueTerm != NULL))
{
FKismetCompilerUtilities::CreateObjectAssignmentStatement(Context, Node, *ValueTerm, *VariableTerm);
if (!(*VariableTerm)->IsTermWritable())
{
// If the term is not explicitly marked as read-only, then we're attempting to set a variable on a const target
if(!(*VariableTerm)->AssociatedVarProperty->HasAnyPropertyFlags(CPF_BlueprintReadOnly))
{
if(Context.EnforceConstCorrectness())
{
CompilerContext.MessageLog.Error(*LOCTEXT("WriteToReadOnlyContext_Error", "Variable @@ is read-only within this context and cannot be set to a new value").ToString(), VariablePin);
}
else
{
// Warn, but still allow compilation to succeed
CompilerContext.MessageLog.Warning(*LOCTEXT("WriteToReadOnlyContext_Warning", "Variable @@ is considered to be read-only within this context and should not be set to a new value").ToString(), VariablePin);
}
}
else
{
CompilerContext.MessageLog.Error(*LOCTEXT("WriteConst_Error", "Cannot write to const @@").ToString(), VariablePin);
}
}
}
else
{
if (VariablePin != ValuePin)
{
CompilerContext.MessageLog.Error(*LOCTEXT("ResolveValueIntoVariablePin_Error", "Failed to resolve term @@ passed into @@").ToString(), ValuePin, VariablePin);
}
else
{
CompilerContext.MessageLog.Error(*LOCTEXT("ResolveTermPassed_Error", "Failed to resolve term passed into @@").ToString(), VariablePin);
}
}
}
virtual void RegisterNets(FKismetFunctionContext& Context, UEdGraphNode* Node) override
{
UK2Node_Switch* SwitchNode = Cast<UK2Node_Switch>(Node);
FNodeHandlingFunctor::RegisterNets(Context, Node);
// Create a term to determine if the compare was successful or not
//@TODO: Ideally we just create one ever, not one per switch
FBPTerminal* BoolTerm = Context.CreateLocalTerminal();
BoolTerm->Type.PinCategory = CompilerContext.GetSchema()->PC_Boolean;
BoolTerm->Source = Node;
BoolTerm->Name = Context.NetNameMap->MakeValidName(Node) + TEXT("_CmpSuccess");
BoolTermMap.Add(Node, BoolTerm);
}
void FKCHandler_CreateDelegate::Compile(FKismetFunctionContext& Context, UEdGraphNode* Node)
{
UK2Node_CreateDelegate * DelegateNode = CastChecked<UK2Node_CreateDelegate>(Node);
check(NULL != DelegateNode);
FBlueprintCompiledStatement& Statement = Context.AppendStatementForNode(Node);
Statement.Type = KCST_BindDelegate;
{
UEdGraphPin* OutPin = DelegateNode->GetDelegateOutPin();
check(NULL != OutPin);
UEdGraphPin* Net = FEdGraphUtilities::GetNetFromPin(OutPin);
check(NULL != Net);
FBPTerminal** FoundTerm = Context.NetMap.Find(Net);
check(FoundTerm && *FoundTerm);
Statement.LHS = *FoundTerm;
}
{
FBPTerminal* DelegateNameTerm = Context.CreateLocalTerminal(ETerminalSpecification::TS_Literal);
DelegateNameTerm->Type.PinCategory = CompilerContext.GetSchema()->PC_Name;
DelegateNameTerm->Name = DelegateNode->GetFunctionName().ToString();
DelegateNameTerm->bIsLiteral = true;
Statement.RHS.Add(DelegateNameTerm);
}
{
UEdGraphPin* InputPin = DelegateNode->GetObjectInPin();
check(NULL != InputPin);
UEdGraphPin* Net = FEdGraphUtilities::GetNetFromPin(InputPin);
FBPTerminal** FoundTerm = Context.NetMap.Find(Net);
check(FoundTerm && *FoundTerm);
Statement.RHS.Add(*FoundTerm);
}
FNodeHandlingFunctor::Compile(Context, Node);
}
bool FNodeHandlingFunctor::ValidateAndRegisterNetIfLiteral(FKismetFunctionContext& Context, UEdGraphPin* Net)
{
if (Net->LinkedTo.Num() == 0)
{
// Make sure the default value is valid
FString DefaultAllowedResult = CompilerContext.GetSchema()->IsCurrentPinDefaultValid(Net);
if (DefaultAllowedResult != TEXT(""))
{
CompilerContext.MessageLog.Error(*FString::Printf(*LOCTEXT("InvalidDefaultValue_Error", "Default value '%s' for @@ is invalid: '%s'").ToString(), *(Net->GetDefaultAsString()), *DefaultAllowedResult), Net);
return false;
}
FBPTerminal* LiteralTerm = Context.RegisterLiteral(Net);
Context.LiteralHackMap.Add(Net, LiteralTerm);
}
return true;
}
virtual void RegisterNets(FKismetFunctionContext& Context, UEdGraphNode* Node) override
{
UK2Node_DelegateSet* DelegateNode = Cast<UK2Node_DelegateSet>(Node);
if( DelegateNode )
{
CompilerContext.MessageLog.Warning(*FString(*LOCTEXT("DeprecatedDelegateSet_Warning", "DelegateSet node @@ is Deprecated. It should be replaced by an EventCaller Bind node").ToString()), DelegateNode);
// Create a term to store the locally created delegate that we'll use to add to the MC delegate
FBPTerminal* DelegateTerm = Context.CreateLocalTerminal();
DelegateTerm->Type.PinCategory = CompilerContext.GetSchema()->PC_Delegate;
FMemberReference::FillSimpleMemberReference<UFunction>(DelegateNode->GetDelegateSignature(), DelegateTerm->Type.PinSubCategoryMemberReference);
DelegateTerm->Source = Node;
DelegateTerm->Name = Context.NetNameMap->MakeValidName(Node) + TEXT("_TempBindingDelegate");
LocalDelegateMap.Add(Node, DelegateTerm);
// The only net we need to register for this node is the delegate's target (self) pin, since the others are expanded to their own event node
RegisterDelegateNet(Context, DelegateNode);
}
}
void FNodeHandlingFunctor::RegisterNets(FKismetFunctionContext& Context, UEdGraphNode* Node)
{
for (int32 PinIndex = 0; PinIndex < Node->Pins.Num(); ++PinIndex)
{
UEdGraphPin* Pin = Node->Pins[PinIndex];
if (!CompilerContext.GetSchema()->IsMetaPin(*Pin)
|| (CompilerContext.GetSchema()->IsSelfPin(*Pin) && Pin->LinkedTo.Num() == 0 && Pin->DefaultObject) )
{
UEdGraphPin* Net = FEdGraphUtilities::GetNetFromPin(Pin);
if (Context.NetMap.Find(Net) == NULL)
{
// New net, resolve the term that will be used to construct it
FBPTerminal* Term = NULL;
if ((Net->Direction == EGPD_Input) && (Net->LinkedTo.Num() == 0))
{
// Make sure the default value is valid
FString DefaultAllowedResult = CompilerContext.GetSchema()->IsCurrentPinDefaultValid(Net);
if (DefaultAllowedResult != TEXT(""))
{
CompilerContext.MessageLog.Error(*FString::Printf(*LOCTEXT("InvalidDefaultValue_Error", "Default value '%s' for @@ is invalid: '%s'").ToString(), *(Net->GetDefaultAsString()), *DefaultAllowedResult), Net);
// Skip over these properties if they are array or ref properties, because the backend can't emit valid code for them
if( Pin->PinType.bIsArray || Pin->PinType.bIsReference )
{
continue;
}
}
Term = Context.RegisterLiteral(Net);
Context.NetMap.Add(Net, Term);
}
else
{
RegisterNet(Context, Pin);
}
}
}
}
}
void FKCHandler_AddRemoveDelegate::RegisterNets(FKismetFunctionContext& Context, UEdGraphNode* Node)
{
UK2Node_BaseMCDelegate * DelegateNode = CastChecked<UK2Node_BaseMCDelegate>(Node);
FKCHandlerDelegateHelper::RegisterMultipleSelfAndMCDelegateProperty(Context, DelegateNode, CompilerContext.MessageLog, CompilerContext.GetSchema(), InnerTermMap);
UEdGraphPin* Pin = DelegateNode->GetDelegatePin();
check(NULL != Pin);
if(0 == Pin->LinkedTo.Num())
{
CompilerContext.MessageLog.Error(*FString(*LOCTEXT("AddRemoveDelegate_NoDelegateInput", "Event Dispatcher pin is not connected @@").ToString()), DelegateNode);
}
UEdGraphPin* Net = FEdGraphUtilities::GetNetFromPin(Pin);
FBPTerminal** FoundTerm = Context.NetMap.Find(Net);
FBPTerminal* Term = FoundTerm ? *FoundTerm : NULL;
if(NULL == Term)
{
Term = Context.CreateLocalTerminalFromPinAutoChooseScope(Net, Context.NetNameMap->MakeValidName(Net));
Context.NetMap.Add(Net, Term);
}
}
void FKCHandler_DynamicCast::RegisterNets(FKismetFunctionContext& Context, UEdGraphNode* Node)
{
FNodeHandlingFunctor::RegisterNets(Context, Node);
if (const UK2Node_DynamicCast* DynamicCastNode = Cast<UK2Node_DynamicCast>(Node))
{
UEdGraphPin* BoolSuccessPin = DynamicCastNode->GetBoolSuccessPin();
// this is to support backwards compatibility (when a cast node is generating code, but has yet to be reconstructed)
// @TODO: remove this at some point, when backwards compatibility isn't a concern
if (BoolSuccessPin == nullptr)
{
// Create a term to determine if the cast was successful or not
FBPTerminal* BoolTerm = Context.CreateLocalTerminal();
BoolTerm->Type.PinCategory = CompilerContext.GetSchema()->PC_Boolean;
BoolTerm->Source = Node;
BoolTerm->Name = Context.NetNameMap->MakeValidName(Node) + TEXT("_CastSuccess");
BoolTermMap.Add(Node, BoolTerm);
}
}
}
void InnerAssignment(FKismetFunctionContext& Context, UEdGraphNode* Node, UEdGraphPin* VariablePin, UEdGraphPin* ValuePin)
{
FBPTerminal** VariableTerm = Context.NetMap.Find(VariablePin);
if (VariableTerm == NULL)
{
VariableTerm = Context.NetMap.Find(FEdGraphUtilities::GetNetFromPin(VariablePin));
}
FBPTerminal** ValueTerm = Context.LiteralHackMap.Find(ValuePin);
if (ValueTerm == NULL)
{
ValueTerm = Context.NetMap.Find(FEdGraphUtilities::GetNetFromPin(ValuePin));
}
if ((VariableTerm != NULL) && (ValueTerm != NULL))
{
FBlueprintCompiledStatement& Statement = Context.AppendStatementForNode(Node);
Statement.Type = KCST_Assignment;
Statement.LHS = *VariableTerm;
Statement.RHS.Add(*ValueTerm);
if (!(*VariableTerm)->IsTermWritable())
{
CompilerContext.MessageLog.Error(*LOCTEXT("WriteConst_Error", "Cannot write to const @@").ToString(), VariablePin);
}
}
else
{
if (VariablePin != ValuePin)
{
CompilerContext.MessageLog.Error(*LOCTEXT("ResolveValueIntoVariablePin_Error", "Failed to resolve term @@ passed into @@").ToString(), ValuePin, VariablePin);
}
else
{
CompilerContext.MessageLog.Error(*LOCTEXT("ResolveTermPassed_Error", "Failed to resolve term passed into @@").ToString(), VariablePin);
}
}
}
virtual void RegisterNets(FKismetFunctionContext& Context, UEdGraphNode* Node) override
{
check(Context.Schema && Cast<UK2Node_EnumLiteral>(Node));
FNodeHandlingFunctor::RegisterNets(Context, Node);
UEdGraphPin* InPin = Node->FindPinChecked(UK2Node_EnumLiteral::GetEnumInputPinName());
UEdGraphPin* Net = FEdGraphUtilities::GetNetFromPin(InPin);
if (Context.NetMap.Find(Net) == NULL)
{
FBPTerminal* Term = Context.CreateLocalTerminalFromPinAutoChooseScope(Net, Context.NetNameMap->MakeValidName(Net));
Context.NetMap.Add(Net, Term);
}
FBPTerminal** ValueSource = Context.NetMap.Find(Net);
check(ValueSource && *ValueSource);
UEdGraphPin* OutPin = Node->FindPinChecked(Context.Schema->PN_ReturnValue);
if (ensure(Context.NetMap.Find(OutPin) == NULL))
{
FBPTerminal* TerminalPtr = *ValueSource; //necessary because of CheckAddress in Map::Add
Context.NetMap.Add(OutPin, TerminalPtr);
}
}
void RegisterOutputTerm(FKismetFunctionContext& Context, UScriptStruct* StructType, UEdGraphPin* Net, FBPTerminal* ContextTerm)
{
UProperty* BoundProperty = FindField<UProperty>(StructType, *(Net->PinName));
if (BoundProperty != NULL)
{
FBPTerminal* Term = new (Context.IsEventGraph() ? Context.EventGraphLocals : Context.Locals) FBPTerminal();
Term->CopyFromPin(Net, Net->PinName);
Term->AssociatedVarProperty = BoundProperty;
Context.NetMap.Add(Net, Term);
Term->Context = ContextTerm;
if (BoundProperty->HasAnyPropertyFlags(CPF_BlueprintReadOnly))
{
Term->bIsConst = true;
}
}
else
{
CompilerContext.MessageLog.Error(TEXT("Failed to find a struct member for @@"), Net);
}
}
virtual void RegisterNets(FKismetFunctionContext& Context, UEdGraphNode* Node) override
{
FNodeHandlingFunctor::RegisterNets(Context, Node); //handle literals
UEdGraphPin* InPin = Node->FindPinChecked(UK2Node_CastByteToEnum::ByteInputPinName);
UEdGraphPin* Net = FEdGraphUtilities::GetNetFromPin(InPin);
if (Context.NetMap.Find(Net) == NULL)
{
FBPTerminal* Term = Context.CreateLocalTerminalFromPinAutoChooseScope(Net, Context.NetNameMap->MakeValidName(Net));
Context.NetMap.Add(Net, Term);
}
FBPTerminal** ValueSource = Context.NetMap.Find(Net);
check(ValueSource && *ValueSource);
const UEdGraphSchema_K2* Schema = GetDefault<UEdGraphSchema_K2>();
UEdGraphPin* OutPin = Node->FindPinChecked(Schema->PN_ReturnValue);
if (ensure(Context.NetMap.Find(OutPin) == NULL))
{
// We need to copy here to avoid passing in a reference to an element inside the map. The array
// that owns the map members could be reallocated, causing the reference to become stale.
FBPTerminal* ValueSourceCopy = *ValueSource;
Context.NetMap.Add(OutPin, ValueSourceCopy);
}
}
virtual void Compile(FKismetFunctionContext& Context, UEdGraphNode* Node) override
{
UEdGraphPin* InputPin = NULL;
for (int32 PinIndex = 0; PinIndex < Node->Pins.Num(); ++PinIndex)
{
UEdGraphPin* Pin = Node->Pins[PinIndex];
if (Pin && (EGPD_Input == Pin->Direction))
{
InputPin = Pin;
break;
}
}
UEdGraphPin *InNet = FEdGraphUtilities::GetNetFromPin(InputPin);
UClass *Class = Cast<UClass>(StaticLoadObject(UClass::StaticClass(), NULL, TEXT("class'VaRestPlugin.VaRestJsonObject'")));
FBPTerminal **SourceTerm = Context.NetMap.Find(InNet);
if (SourceTerm == nullptr)
{
return;
}
for (int32 PinIndex = 0; PinIndex < Node->Pins.Num(); ++PinIndex)
{
UEdGraphPin* Pin = Node->Pins[PinIndex];
if (Pin && (EGPD_Output == Pin->Direction))
{
if (Pin->LinkedTo.Num() < 1)
{
continue;
}
FBPTerminal **Target = Context.NetMap.Find(Pin);
const FString &FieldName = Pin->PinName;
const FString &FieldType = Pin->PinType.PinCategory;
FBPTerminal* FieldNameTerm = Context.CreateLocalTerminal(ETerminalSpecification::TS_Literal);
FieldNameTerm->Type.PinCategory = CompilerContext.GetSchema()->PC_String;
FieldNameTerm->Source = Pin;
FieldNameTerm->Name = FieldName;
FieldNameTerm->TextLiteral = FText::FromString(FieldName);
FBlueprintCompiledStatement& Statement = Context.AppendStatementForNode(Node);
FName FunctionName;
bool bIsArray = Pin->PinType.bIsArray;
if (FieldType == CompilerContext.GetSchema()->PC_Boolean)
{
FunctionName = bIsArray ? TEXT("GetBoolArrayField") : TEXT("GetBoolField");
}
else if (FieldType == CompilerContext.GetSchema()->PC_Float)
{
FunctionName = bIsArray ? TEXT("GetNumberArrayField") : TEXT("GetNumberField");
}
else if (FieldType == CompilerContext.GetSchema()->PC_String)
{
FunctionName = bIsArray ? TEXT("GetStringArrayField") : TEXT("GetStringField");
}
else if (FieldType == CompilerContext.GetSchema()->PC_Object)
{
FunctionName = bIsArray ? TEXT("GetObjectArrayField") : TEXT("GetObjectField");
}
else
{
continue;
}
UFunction *FunctionPtr = Class->FindFunctionByName(FunctionName);
Statement.Type = KCST_CallFunction;
Statement.FunctionToCall = FunctionPtr;
Statement.FunctionContext = *SourceTerm;
Statement.bIsParentContext = false;
Statement.LHS = *Target;
Statement.RHS.Add(FieldNameTerm);
}
}
}
virtual void Compile(FKismetFunctionContext& Context, UEdGraphNode* Node) override
{
UK2Node_Switch* SwitchNode = CastChecked<UK2Node_Switch>(Node);
FEdGraphPinType ExpectedExecPinType;
ExpectedExecPinType.PinCategory = UEdGraphSchema_K2::PC_Exec;
// Make sure that the input pin is connected and valid for this block
UEdGraphPin* ExecTriggeringPin = Context.FindRequiredPinByName(SwitchNode, UEdGraphSchema_K2::PN_Execute, EGPD_Input);
if ((ExecTriggeringPin == NULL) || !Context.ValidatePinType(ExecTriggeringPin, ExpectedExecPinType))
{
CompilerContext.MessageLog.Error(*FString::Printf(*LOCTEXT("NoValidExecutionPinForSwitch_Error", "@@ must have a valid execution pin @@").ToString()), SwitchNode, ExecTriggeringPin);
return;
}
// Make sure that the selection pin is connected and valid for this block
UEdGraphPin* SelectionPin = SwitchNode->GetSelectionPin();
if ((SelectionPin == NULL) || !Context.ValidatePinType(SelectionPin, SwitchNode->GetPinType()))
{
CompilerContext.MessageLog.Error(*FString::Printf(*LOCTEXT("NoValidSelectionPinForSwitch_Error", "@@ must have a valid execution pin @@").ToString()), SwitchNode, SelectionPin);
return;
}
// Find the boolean intermediate result term, so we can track whether the compare was successful
FBPTerminal* BoolTerm = BoolTermMap.FindRef(SwitchNode);
// Generate the output impulse from this node
UEdGraphPin* SwitchSelectionNet = FEdGraphUtilities::GetNetFromPin(SelectionPin);
FBPTerminal* SwitchSelectionTerm = Context.NetMap.FindRef(SwitchSelectionNet);
if ((BoolTerm != NULL) && (SwitchSelectionTerm != NULL))
{
UEdGraphNode* TargetNode = NULL;
UEdGraphPin* FuncPin = SwitchNode->GetFunctionPin();
FBPTerminal* FuncContext = Context.NetMap.FindRef(FuncPin);
UEdGraphPin* DefaultPin = SwitchNode->GetDefaultPin();
// Pull out function to use
UClass* FuncClass = Cast<UClass>(FuncPin->PinType.PinSubCategoryObject.Get());
UFunction* FunctionPtr = FindField<UFunction>(FuncClass, *FuncPin->PinName);
check(FunctionPtr);
// Run thru all the output pins except for the default label
for (auto PinIt = SwitchNode->Pins.CreateIterator(); PinIt; ++PinIt)
{
UEdGraphPin* Pin = *PinIt;
if ((Pin->Direction == EGPD_Output) && (Pin != DefaultPin))
{
// Create a term for the switch case value
FBPTerminal* CaseValueTerm = new (Context.Literals) FBPTerminal();
CaseValueTerm->Name = Pin->PinName;
CaseValueTerm->Type = SelectionPin->PinType;
CaseValueTerm->SourcePin = Pin;
CaseValueTerm->bIsLiteral = true;
// Call the comparison function associated with this switch node
FBlueprintCompiledStatement& Statement = Context.AppendStatementForNode(SwitchNode);
Statement.Type = KCST_CallFunction;
Statement.FunctionToCall = FunctionPtr;
Statement.FunctionContext = FuncContext;
Statement.bIsParentContext = false;
Statement.LHS = BoolTerm;
Statement.RHS.Add(SwitchSelectionTerm);
Statement.RHS.Add(CaseValueTerm);
// Jump to output if strings are actually equal
FBlueprintCompiledStatement& IfFailTest_SucceedAtBeingEqualGoto = Context.AppendStatementForNode(SwitchNode);
IfFailTest_SucceedAtBeingEqualGoto.Type = KCST_GotoIfNot;
IfFailTest_SucceedAtBeingEqualGoto.LHS = BoolTerm;
Context.GotoFixupRequestMap.Add(&IfFailTest_SucceedAtBeingEqualGoto, Pin);
}
}
// Finally output default pin
GenerateSimpleThenGoto(Context, *SwitchNode, DefaultPin);
}
else
{
CompilerContext.MessageLog.Error(*LOCTEXT("ResolveTermPassed_Error", "Failed to resolve term passed into @@").ToString(), SelectionPin);
}
}
virtual void Compile(FKismetFunctionContext& Context, UEdGraphNode* Node) override
{
// Cast the node and get all the input pins
UK2Node_Select* SelectNode = Cast<UK2Node_Select>(Node);
TArray<UEdGraphPin*> OptionPins;
SelectNode->GetOptionPins(OptionPins);
UEdGraphPin* IndexPin = SelectNode->GetIndexPin();
// Get the kismet term for the (Condition or Index) that will determine which option to use
UEdGraphPin* PinToTry = FEdGraphUtilities::GetNetFromPin(IndexPin);
FBPTerminal** ConditionTerm = Context.NetMap.Find(PinToTry);
// Get the kismet term for the return value
UEdGraphPin* ReturnPin = SelectNode->GetReturnValuePin();
FBPTerminal** ReturnTerm = Context.NetMap.Find(ReturnPin);
// Don't proceed if there is no return value or there is no selection
if (ConditionTerm != NULL && ReturnTerm != NULL)
{
FName ConditionalFunctionName = "";
UClass* ConditionalFunctionClass = NULL;
SelectNode->GetConditionalFunction(ConditionalFunctionName, &ConditionalFunctionClass);
UFunction* ConditionFunction = FindField<UFunction>(ConditionalFunctionClass, ConditionalFunctionName);
// Find the local boolean for use in the equality call function below (BoolTerm = result of EqualEqual_IntInt or NotEqual_BoolBool)
FBPTerminal* BoolTerm = BoolTermMap.FindRef(SelectNode);
// We need to keep a pointer to the previous IfNot statement so it can be linked to the next conditional statement
FBlueprintCompiledStatement* PrevIfNotStatement = NULL;
// Keep an array of all the unconditional goto statements so we can clean up their jumps after the noop statement is created
TArray<FBlueprintCompiledStatement*> GotoStatementList;
// Loop through all the options
for (int32 OptionIdx = 0; OptionIdx < OptionPins.Num(); OptionIdx++)
{
// Create a CallFunction statement with the condition function from the Select class
FBlueprintCompiledStatement& Statement = Context.AppendStatementForNode(Node);
Statement.Type = KCST_CallFunction;
Statement.FunctionToCall = ConditionFunction;
Statement.FunctionContext = NULL;
Statement.bIsParentContext = false;
// BoolTerm will be the return value of the condition statement
Statement.LHS = BoolTerm;
// The condition passed into the Select node
Statement.RHS.Add(*ConditionTerm);
// Create a local int for use in the equality call function below (LiteralTerm = the right hand side of the EqualEqual_IntInt or NotEqual_BoolBool statement)
FBPTerminal* LiteralTerm = Context.CreateLocalTerminal(ETerminalSpecification::TS_Literal);
LiteralTerm->bIsLiteral = true;
LiteralTerm->Type.PinCategory = CompilerContext.GetSchema()->PC_Int;
LiteralTerm->Name = FString::Printf(TEXT("%d"), OptionIdx);
Statement.RHS.Add(LiteralTerm);
// If there is a previous IfNot statement, hook this one to that one for jumping
if (PrevIfNotStatement)
{
Statement.bIsJumpTarget = true;
PrevIfNotStatement->TargetLabel = &Statement;
}
// Create a GotoIfNot statement using the BoolTerm from above as the condition
FBlueprintCompiledStatement* IfNotStatement = &Context.AppendStatementForNode(Node);
IfNotStatement->Type = KCST_GotoIfNot;
IfNotStatement->LHS = BoolTerm;
// Create an assignment statement
FBlueprintCompiledStatement& AssignStatement = Context.AppendStatementForNode(Node);
AssignStatement.Type = KCST_Assignment;
AssignStatement.LHS = *ReturnTerm;
// Get the kismet term from the option pin
UEdGraphPin* OptionPinToTry = FEdGraphUtilities::GetNetFromPin(OptionPins[OptionIdx]);
FBPTerminal** OptionTerm = Context.NetMap.Find(OptionPinToTry);
if (!OptionTerm)
{
Context.MessageLog.Error(*LOCTEXT("Error_UnregisterOptionPin", "Unregister option pin @@").ToString(), OptionPins[OptionIdx]);
return;
}
AssignStatement.RHS.Add(*OptionTerm);
// Create an unconditional goto to exit the node
FBlueprintCompiledStatement& GotoStatement = Context.AppendStatementForNode(Node);
GotoStatement.Type = KCST_UnconditionalGoto;
GotoStatementList.Add(&GotoStatement);
// If this is the last IfNot statement, hook the jump to an error message
if (OptionIdx == OptionPins.Num() - 1)
{
// Create a CallFunction statement for doing a print string of our error message
FBlueprintCompiledStatement& PrintStatement = Context.AppendStatementForNode(Node);
PrintStatement.Type = KCST_CallFunction;
PrintStatement.bIsJumpTarget = true;
FName PrintStringFunctionName = "";
UClass* PrintStringFunctionClass = NULL;
SelectNode->GetPrintStringFunction(PrintStringFunctionName, &PrintStringFunctionClass);
UFunction* PrintFunction = FindField<UFunction>(PrintStringFunctionClass, PrintStringFunctionName);
PrintStatement.FunctionToCall = PrintFunction;
PrintStatement.FunctionContext = NULL;
PrintStatement.bIsParentContext = false;
// Create a local int for use in the equality call function below (LiteralTerm = the right hand side of the EqualEqual_IntInt or NotEqual_BoolBool statement)
FBPTerminal* LiteralStringTerm = Context.CreateLocalTerminal(ETerminalSpecification::TS_Literal);
LiteralStringTerm->bIsLiteral = true;
LiteralStringTerm->Type.PinCategory = CompilerContext.GetSchema()->PC_String;
FString SelectionNodeType(TEXT("NONE"));
if (IndexPin)
{
UEnum* EnumObject = Cast<UEnum>(IndexPin->PinType.PinSubCategoryObject.Get());
if (EnumObject != NULL)
{
SelectionNodeType = EnumObject->GetName();
}
else
{
// Not an enum, so just use the basic type
SelectionNodeType = IndexPin->PinType.PinCategory;
}
}
const UEdGraph* OwningGraph = Context.MessageLog.FindSourceObjectTypeChecked<UEdGraph>( SelectNode->GetGraph() );
LiteralStringTerm->Name =
FString::Printf(*LOCTEXT("SelectNodeIndexWarning", "Graph %s: Selection Node of type %s failed! Out of bounds indexing of the options. There are only %d options available.").ToString(),
(OwningGraph) ? *OwningGraph->GetFullName() : TEXT("NONE"),
*SelectionNodeType,
OptionPins.Num());
PrintStatement.RHS.Add(LiteralStringTerm);
// Hook the IfNot statement's jump target to this statement
IfNotStatement->TargetLabel = &PrintStatement;
}
PrevIfNotStatement = IfNotStatement;
}
// Create a noop to jump to so the unconditional goto statements can exit the node after successful assignment
FBlueprintCompiledStatement& NopStatement = Context.AppendStatementForNode(Node);
NopStatement.Type = KCST_Nop;
NopStatement.bIsJumpTarget = true;
// Loop through the unconditional goto statements and fix their jump targets
for (auto It = GotoStatementList.CreateConstIterator(); It; It++)
{
(*It)->TargetLabel = &NopStatement;
}
}
}
void FKCHandler_DynamicCast::Compile(FKismetFunctionContext& Context, UEdGraphNode* Node)
{
const UK2Node_DynamicCast* DynamicCastNode = CastChecked<UK2Node_DynamicCast>(Node);
if (DynamicCastNode->TargetType == NULL)
{
CompilerContext.MessageLog.Error(*LOCTEXT("BadCastNoTargetType_Error", "Node @@ has an invalid target type, please delete and recreate it").ToString(), Node);
}
// Self Pin
UEdGraphPin* SourceObjectPin = DynamicCastNode->GetCastSourcePin();
UEdGraphPin* PinToTry = FEdGraphUtilities::GetNetFromPin(SourceObjectPin);
FBPTerminal** ObjectToCast = Context.NetMap.Find(PinToTry);
if (!ObjectToCast)
{
ObjectToCast = Context.LiteralHackMap.Find(PinToTry);
if (!ObjectToCast || !(*ObjectToCast))
{
CompilerContext.MessageLog.Error(*LOCTEXT("InvalidConnectionOnNode_Error", "Node @@ has an invalid connection on @@").ToString(), Node, SourceObjectPin);
return;
}
}
// Output pin
const UEdGraphPin* CastOutputPin = DynamicCastNode->GetCastResultPin();
if( !CastOutputPin )
{
CompilerContext.MessageLog.Error(*LOCTEXT("InvalidDynamicCastClass_Error", "Node @@ has an invalid target class").ToString(), Node);
return;
}
FBPTerminal** CastResultTerm = Context.NetMap.Find(CastOutputPin);
if (!CastResultTerm || !(*CastResultTerm))
{
CompilerContext.MessageLog.Error(*LOCTEXT("InvalidDynamicCastClass_CompilerError", "Node @@ has an invalid target class. (Inner compiler error?)").ToString(), Node);
return;
}
// Create a literal term from the class specified in the node
FBPTerminal* ClassTerm = Context.CreateLocalTerminal(ETerminalSpecification::TS_Literal);
ClassTerm->Name = DynamicCastNode->TargetType->GetName();
ClassTerm->bIsLiteral = true;
ClassTerm->Source = Node;
ClassTerm->ObjectLiteral = DynamicCastNode->TargetType;
ClassTerm->Type.PinCategory = CompilerContext.GetSchema()->PC_Class;
UClass const* const InputObjClass = Cast<UClass>((*ObjectToCast)->Type.PinSubCategoryObject.Get());
UClass const* const OutputObjClass = Cast<UClass>((*CastResultTerm)->Type.PinSubCategoryObject.Get());
const bool bIsOutputInterface = ((OutputObjClass != NULL) && OutputObjClass->HasAnyClassFlags(CLASS_Interface));
const bool bIsInputInterface = ((InputObjClass != NULL) && InputObjClass->HasAnyClassFlags(CLASS_Interface));
EKismetCompiledStatementType CastOpType = KCST_DynamicCast;
if (bIsInputInterface)
{
if (bIsOutputInterface)
{
CastOpType = KCST_CrossInterfaceCast;
}
else
{
CastOpType = KCST_CastInterfaceToObj;
}
}
else if (bIsOutputInterface)
{
CastOpType = KCST_CastObjToInterface;
}
if (KCST_MetaCast == CastType)
{
if (bIsInputInterface || bIsOutputInterface)
{
CompilerContext.MessageLog.Error(*LOCTEXT("InvalidClassDynamicCastClass_Error", "Node @@ has an invalid target class. Interfaces are not supported.").ToString(), Node);
return;
}
CastOpType = KCST_MetaCast;
}
// Cast Statement
FBlueprintCompiledStatement& CastStatement = Context.AppendStatementForNode(Node);
CastStatement.Type = CastOpType;
CastStatement.LHS = *CastResultTerm;
CastStatement.RHS.Add(ClassTerm);
CastStatement.RHS.Add(*ObjectToCast);
FBPTerminal** BoolSuccessTerm = nullptr;
if (UEdGraphPin* BoolSuccessPin = DynamicCastNode->GetBoolSuccessPin())
{
BoolSuccessTerm = Context.NetMap.Find(BoolSuccessPin);
}
else
{
BoolSuccessTerm = BoolTermMap.Find(DynamicCastNode);
}
check(BoolSuccessTerm != nullptr);
// Check result of cast statement
FBlueprintCompiledStatement& CheckResultStatement = Context.AppendStatementForNode(Node);
CheckResultStatement.Type = KCST_ObjectToBool;
CheckResultStatement.LHS = *BoolSuccessTerm;
CheckResultStatement.RHS.Add(*CastResultTerm);
UEdGraphPin* SuccessExecPin = DynamicCastNode->GetValidCastPin();
bool const bIsPureCast = (SuccessExecPin == nullptr);
if (!bIsPureCast)
{
UEdGraphPin* FailurePin = DynamicCastNode->GetInvalidCastPin();
check(FailurePin != nullptr);
// Failure condition...skip to the failed output
FBlueprintCompiledStatement& FailCastGoto = Context.AppendStatementForNode(Node);
FailCastGoto.Type = KCST_GotoIfNot;
FailCastGoto.LHS = *BoolSuccessTerm;
Context.GotoFixupRequestMap.Add(&FailCastGoto, FailurePin);
// Successful cast...hit the success output node
FBlueprintCompiledStatement& SuccessCastGoto = Context.AppendStatementForNode(Node);
SuccessCastGoto.Type = KCST_UnconditionalGoto;
SuccessCastGoto.LHS = *BoolSuccessTerm;
Context.GotoFixupRequestMap.Add(&SuccessCastGoto, SuccessExecPin);
}
}
void RegisterOutputTerm(FKismetFunctionContext& Context, UEdGraphPin* OutputPin, FBPTerminal* ContextTerm)
{
FBPTerminal *Term = Context.CreateLocalTerminalFromPinAutoChooseScope(OutputPin, OutputPin->PinName);
Context.NetMap.Add(OutputPin, Term);
}
void FKCHandler_CreateDelegate::RegisterNets(FKismetFunctionContext& Context, UEdGraphNode* Node)
{
UK2Node_CreateDelegate * DelegateNode = CastChecked<UK2Node_CreateDelegate>(Node);
check(NULL != DelegateNode);
const FName DelegateFunctionName = DelegateNode->GetFunctionName();
if(DelegateFunctionName == NAME_None)
{
CompilerContext.MessageLog.Error(*LOCTEXT("NoDelegateFunctionName", "No delegate function name @@").ToString(), DelegateNode);
return;
}
if(!DelegateNode->GetDelegateSignature())
{
const FString ErrorStr = FString::Printf(
*LOCTEXT("NoDelegateFunction", "No delegate function '%' @@").ToString(),
*DelegateFunctionName.ToString());
CompilerContext.MessageLog.Error(*ErrorStr, DelegateNode);
return;
}
{
UEdGraphPin* InputPin = DelegateNode->GetObjectInPin();
check(NULL != InputPin);
UEdGraphPin* Net = FEdGraphUtilities::GetNetFromPin(InputPin);
FBPTerminal** FoundTerm = Context.NetMap.Find(Net);
FBPTerminal* InputObjTerm = FoundTerm ? *FoundTerm : NULL;
if(NULL == InputObjTerm)
{
if (InputPin->LinkedTo.Num() == 0)
{
InputObjTerm = Context.CreateLocalTerminal(ETerminalSpecification::TS_Literal);
InputObjTerm->Name = Context.NetNameMap->MakeValidName(Net);
InputObjTerm->Type.PinSubCategory = CompilerContext.GetSchema()->PN_Self;
}
else
{
InputObjTerm = Context.CreateLocalTerminalFromPinAutoChooseScope(Net, Context.NetNameMap->MakeValidName(Net));
}
Context.NetMap.Add(Net, InputObjTerm);
}
}
{
UEdGraphPin* OutPin = DelegateNode->GetDelegateOutPin();
check(NULL != OutPin);
if(!OutPin->LinkedTo.Num())
{
CompilerContext.MessageLog.Error(*LOCTEXT("NoDelegateSignature", "No delegate signature @@").ToString(), DelegateNode);
return;
}
UEdGraphPin* Net = FEdGraphUtilities::GetNetFromPin(OutPin);
FBPTerminal** FoundTerm = Context.NetMap.Find(Net);
FBPTerminal* OutDelegateTerm = FoundTerm ? *FoundTerm : NULL;
if(NULL == OutDelegateTerm)
{
OutDelegateTerm = Context.CreateLocalTerminalFromPinAutoChooseScope(Net, Context.NetNameMap->MakeValidName(Net));
if (NULL == FMemberReference::ResolveSimpleMemberReference<UFunction>(OutDelegateTerm->Type.PinSubCategoryMemberReference))
{
FMemberReference::FillSimpleMemberReference<UFunction>(DelegateNode->GetDelegateSignature(), OutDelegateTerm->Type.PinSubCategoryMemberReference);
}
if (NULL == FMemberReference::ResolveSimpleMemberReference<UFunction>(OutDelegateTerm->Type.PinSubCategoryMemberReference))
{
CompilerContext.MessageLog.Error(*LOCTEXT("UnconnectedDelegateSig", "Event Dispatcher has no signature @@").ToString(), OutPin);
return;
}
Context.NetMap.Add(Net, OutDelegateTerm);
}
}
}
void FKCHandler_MathExpression::RegisterNet(FKismetFunctionContext& Context, UEdGraphPin* Net)
{
FBPTerminal* Term = Context.CreateLocalTerminalFromPinAutoChooseScope(Net, Context.NetNameMap->MakeValidName(Net));
Context.NetMap.Add(Net, Term);
}