129 lines
4.4 KiB
C++
129 lines
4.4 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include <GenericPlatform/GenericPlatformFile.h>
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#include <HAL/FileManager.h>
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#include <UObject/ObjectMacros.h>
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#include <UObject/ReflectedTypeAccessors.h>
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#define UE_API TEXTUREGRAPHENGINE_API
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//////////////////////////////////////////////////////////////////////////
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enum class E_Priority
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{
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kLowest = 0,
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kLow = 25,
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kNormal = 50,
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kHigh = 10000,
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kHighest = 100000,
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kSystem = 1000000,
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};
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struct DirectoryVisitor : public IPlatformFile::FDirectoryVisitor
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{
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uint64 FileCount = 0;
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uint64 TotalSize = 0;
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uint64 FolderCount = 0;
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bool StoreFilenames = false;
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TArray<FString> FilePaths;
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//This function is called for every file or directory it finds.
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virtual bool Visit(const TCHAR* FilenameOrDirectory, bool bIsDirectory) override
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{
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// did we find a Directory or a file?
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if (bIsDirectory)
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{
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FolderCount++;
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}
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else
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{
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FileCount++;
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TotalSize += IFileManager::Get().FileSize(FilenameOrDirectory);
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if (StoreFilenames)
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FilePaths.AddUnique(FilenameOrDirectory);
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}
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return true;
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}
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};
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class UMaterial;
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class UPackage;
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struct FWorldContext;
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class FRHICommandListImmediate;
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struct Util
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{
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static constexpr int32 GDefaultWidth = 1024;
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static constexpr int32 GDefaultHeight = 1024;
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//////////////////////////////////////////////////////////////////////////
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/// Package related utility functions
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//////////////////////////////////////////////////////////////////////////
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static UE_API UObject* GetModelPackage();
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static UE_API UObject* GetTexturesPackage();
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static UE_API UObject* GetRenderTargetPackage();
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static UE_API UObject* GetMegascansTexturesPackage();
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static UE_API UObject* GetMaterialsPackage();
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//////////////////////////////////////////////////////////////////////////
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/// Path related
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//////////////////////////////////////////////////////////////////////////
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static FORCEINLINE FString GetRuntimeTexturesPackagePath() { return FString("/Game/Maps"); }
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static FORCEINLINE FString GetRenderTargetPackagePath() { return FString("/Game/Maps"); }
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static FORCEINLINE FString GetRuntimeTexturesPackagePath(FString suffix) { return GetRuntimeTexturesPackagePath() + suffix; }
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static FORCEINLINE FString GetRuntimeTexturesPackagePath(const char* suffix) { return GetRuntimeTexturesPackagePath() + FString(suffix); }
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static UE_API bool IsFileValid(const FString& FileName);
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static UE_API bool IsDirectory(const FString& Path);
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static UE_API bool IsDirectoryEmpty(const FString& Path);
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//////////////////////////////////////////////////////////////////////////
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/// Threading related
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//////////////////////////////////////////////////////////////////////////
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static UE_API void OnGameThread(TUniqueFunction<void()> Callback);
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static UE_API void OnRenderingThread(TUniqueFunction<void(FRHICommandListImmediate&)> Callback);
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static UE_API void OnBackgroundThread(TUniqueFunction<void()> Callback);
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static UE_API void OnAnyThread(TUniqueFunction<void()> Callback);
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static UE_API void OnThread(ENamedThreads::Type thread, TUniqueFunction<void()> Callback);
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static UE_API size_t GetCurrentThreadId();
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static UE_API FRHICommandListImmediate& RHIImmediate();
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//////////////////////////////////////////////////////////////////////////
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/// Game objects and engine related
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//////////////////////////////////////////////////////////////////////////
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static UE_API const FWorldContext* GetGameWorldContext();
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static UE_API UWorld* GetGameWorld();
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static UE_API void* GetOSWindowHandle();
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static UE_API FString RandomID();
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static UE_API FString ToPascalCase(const FString& strToConvert);
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static FORCEINLINE double Time() { return FPlatformTime::Seconds() * 1000.0; }
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static FORCEINLINE double TimeDelta(double start) { return Time() - start; }
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//////////////////////////////////////////////////////////////////////////
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//// UObject related
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//////////////////////////////////////////////////////////////////////////
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/**
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* Convert the value of an enum to a string.
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*
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* @param EnumValue
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* The enumerated type value to convert to a string.
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*
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* @return
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* The key/name that corresponds to the value in the enumerated type.
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*/
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template<typename T>
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static FString EnumToString(const T EnumValue)
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{
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FString Name = StaticEnum<T>()->GetNameStringByValue(static_cast<__underlying_type(T)>(EnumValue));
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check(Name.Len() != 0);
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return Name;
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}
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};
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#undef UE_API
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