// Copyright 1998-2019 Epic Games, Inc. All Rights Reserved.

#pragma once

#include "CoreMinimal.h"
#include "RHI.h"
#include "RendererInterface.h"

/** Whether render graph debugging is enabled. */
#define RDG_ENABLE_DEBUG (!UE_BUILD_SHIPPING && !UE_BUILD_TEST)

/** Performs the operation if RDG_ENABLE_DEBUG is enabled. Useful for one-line checks without explicitly wrapping in #if. */
#if RDG_ENABLE_DEBUG
#define IF_RDG_ENABLE_DEBUG(Op) Op
#else
#define IF_RDG_ENABLE_DEBUG(Op)
#endif

/** Whether render graph debugging is enabled and we are compiling with the engine. */
#define RDG_ENABLE_DEBUG_WITH_ENGINE (RDG_ENABLE_DEBUG && WITH_ENGINE)

/** The type of GPU events the render graph system supports.
 *  RDG_EVENTS == 0 means there is no string processing at all.
 *  RDG_EVENTS == 1 means the format component of the event name is stored as a const TCHAR*.
 *  RDG_EVENTS == 2 means string formatting is evaluated and stored in an FString.
 */
#define RDG_EVENTS_NONE 0
#define RDG_EVENTS_STRING_REF 1
#define RDG_EVENTS_STRING_COPY 2

/** Whether render graph GPU events are enabled. */
#if WITH_PROFILEGPU
	#define RDG_EVENTS RDG_EVENTS_STRING_COPY
#else
	#define RDG_EVENTS RDG_EVENTS_NONE
#endif