MagicWand.h

#pragma once

#include "CoreMinimal.h"
#include "MagicWandSelectionManager.h"
#include "ProceduralMeshComponent.h"
#include "MetaCastBaseline.h"
#include "Generators/MarchingCubes.h"
#include "Templates/Atomic.h"
#include "MagicWand.generated.h"

UCLASS( ClassGroup=(Custom), meta=(BlueprintSpawnableComponent) )
class UMagicWand : public UMetaCastBaseline
{
	GENERATED_BODY()

	//	MAGIC WAND

	TAtomic<bool> AbortMagicWand = false;
	TSharedPtr<FSelectionManager> CurrentSelection;
	TMap<float, TSharedPtr<FSelectionManager>> SelectionCache;
	TArray<float> SortedProximityRanges;
	FVector SeedPointPositionLocal;
	FDensityField* MyDensityField;
	float CountSelectionTime = 0;
	bool IsMagicWandInitialized = false;

	//	THREADING
	
	mutable FCriticalSection ProceduralMeshGuard;
	mutable FCriticalSection SelectionCacheLock;
	mutable FCriticalSection ThreadNumberLock;
	mutable FThreadSafeCounter NumberThreads = 0;

	//	VISUALIZATION
	
	bool IsMarchingCubesRunning = false;
	bool AbortMarchingCubes = false;
	float MarchingCubeSize = 0;
		
	//	REFERENCES
	
	UPROPERTY()
	UWorld* World;
	
	UPROPERTY()
	ULineBatchComponent* MyLineBatchComponent;

	UPROPERTY()
	UProceduralMeshComponent* ProceduralMesh;
	
	UPROPERTY()
	UProceduralMeshComponent* MarchingCubeMesh;
	
	//	USER EDITABLE PROPERTIES

	UPROPERTY(EditAnywhere)
	float MagicWandUpdatesPerSecond = 3;
	
	UPROPERTY(EditAnywhere)
	float ThresholdDistanceScaling = 20;

	UPROPERTY(EditAnywhere)
	float MinThreshold = 0.1;
	
	UPROPERTY(EditAnywhere)
	float MaxThreshold = 8;
		
	UPROPERTY(EditAnywhere)
	UMaterialInterface* SelectionVolumeMat;