// Copyright IHY. Vertical Partition Streaming plugin.
//
// World-Partition-style debug: coloured cell boxes, ids, actor counts, problem
// actor highlights, and an on-screen runtime overlay. Driven by the vp.Debug /
// vp.DebugDraw / vp.DebugOverlay console variables (and the volume's debug flags).
#pragma once

#include "CoreMinimal.h"
#include "Components/ActorComponent.h"
#include "VerticalPartitionDebugComponent.generated.h"

class UVerticalPartitionRuntimeSubsystem;

UCLASS(ClassGroup=(VerticalPartition), meta=(BlueprintSpawnableComponent))
class VERTICALPARTITION_API UVerticalPartitionDebugComponent : public UActorComponent
{
	GENERATED_BODY()

public:
	UVerticalPartitionDebugComponent();

	virtual void TickComponent(float DeltaTime, ELevelTick TickType, FActorComponentTickFunction* ThisTickFunction) override;

	/** 3D coloured cell boxes + ids + counts (the spec's DrawDebugCells). */
	void DrawDebugCells(UVerticalPartitionRuntimeSubsystem* Sub) const;
	/** On-screen text block of FVerticalRuntimeStats. */
	void DrawOverlay(UVerticalPartitionRuntimeSubsystem* Sub) const;

private:
	UVerticalPartitionRuntimeSubsystem* GetSub() const;
};