Files
integration/Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/BlendSpace_Create.h
2026-03-12 01:31:57 -04:00

82 lines
2.4 KiB
C++

#pragma once
#include "CoreMinimal.h"
#include "MCPHandler.h"
#include "MCPAssetFinder.h"
#include "MCPUtils.h"
#include "Animation/Skeleton.h"
#include "Animation/BlendSpace.h"
#include "BlendSpace_Create.generated.h"
// ---------------------------------------------------------------------------
// ---------------------------------------------------------------------------
// ---------------------------------------------------------------------------
UCLASS()
class UMCP_BlendSpace_Create : public UObject, public IMCPHandler
{
GENERATED_BODY()
public:
UPROPERTY(meta=(Description="Name for the new Blend Space asset"))
FString Name;
UPROPERTY(meta=(Description="Package path where the asset will be created (must start with /Game)"))
FString PackagePath;
UPROPERTY(meta=(Description="Name or path of the skeleton asset to use"))
FString Skeleton;
virtual FString GetDescription() const override
{
return TEXT("Create a new 2D Blend Space asset with a specified skeleton.");
}
virtual void Handle(const FJsonObject* Json, FStringBuilderBase& Result) override
{
if (!PackagePath.StartsWith(TEXT("/Game")))
{
Result.Append(TEXT("ERROR: PackagePath must start with '/Game'\n"));
return;
}
// Check if an asset with this name already exists.
MCPAssets<UBlendSpace> ExistCheck;
if (!ExistCheck.Exact(Name).Errors(Result).EAny().Info()) return;
// Resolve skeleton.
MCPAssets<USkeleton> SkeletonAssets;
if (!SkeletonAssets.Exact(Skeleton).Errors(Result).ENone().ETwo().Load()) return;
USkeleton* SkeletonObj = SkeletonAssets.Object();
// Create the package.
FString FullPackagePath = PackagePath / Name;
UPackage* Package = CreatePackage(*FullPackagePath);
if (!Package)
{
Result.Appendf(TEXT("ERROR: Failed to create package at '%s'\n"), *FullPackagePath);
return;
}
// Create the Blend Space.
UBlendSpace* NewBS = NewObject<UBlendSpace>(Package, FName(*Name), RF_Public | RF_Standalone);
if (!NewBS)
{
Result.Append(TEXT("ERROR: Failed to create Blend Space object\n"));
return;
}
// Set skeleton.
NewBS->SetSkeleton(SkeletonObj);
NewBS->MarkPackageDirty();
bool bSaved = MCPUtils::SaveGenericPackage(NewBS);
Result.Appendf(TEXT("Created %s\n"), *NewBS->GetPathName());
Result.Appendf(TEXT("Skeleton: %s\n"), *SkeletonObj->GetPathName());
if (!bSaved)
Result.Append(TEXT("WARNING: Package save failed\n"));
}
};