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35fcf99d86
Added the option to allow the import of non-power of two textures in the interchange generic texture pipeline. Added some static assert to the interchange texture factory to help the long term maintenance. Added some functions to the interchange texture 2d factory node to help the manipulation of udims source blocks. Removed some texture translators since they can share their implementation. That also fixed the difference between interchange and the legacy factory. Removed a copy of the raw source data for most of the image that are imported by the image wrappers (Tiff was already able to avoid the copy before that). This will greatly reduce the peak memory usage during the imports. Fixed some other minor issues. #jira UE-146448, UE-146450, UE-146715, UE-146718 #rb Alexis.Mate #preflight 6269899ff97c319beba3575c [CL 19944368 by Julien StJean in ue5-main branch]
99 lines
3.2 KiB
C++
99 lines
3.2 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "UDIMUtilities.h"
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#include "Internationalization/Regex.h"
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#include "Misc/Paths.h"
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#include "HAL/FileManager.h"
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namespace UE
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{
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namespace TextureUtilitiesCommon
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{
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uint32 ParseUDIMName(const FString& Name, const FString& UdimRegexPattern, FString& OutPrefixName, FString& OutPostfixName)
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{
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FRegexPattern RegexPattern( UdimRegexPattern );
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FRegexMatcher RegexMatcher( RegexPattern, Name );
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int32 UdimValue = INDEX_NONE;
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if ( RegexMatcher.FindNext() )
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{
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const int32 StartOfCaptureGroup1 = RegexMatcher.GetCaptureGroupBeginning(1);
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const int32 EndOfCaptureGroup1 = RegexMatcher.GetCaptureGroupEnding(1);
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const int32 StartOfCaptureGroup2 = RegexMatcher.GetCaptureGroupBeginning(2);
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const int32 EndOfCaptureGroup2 = RegexMatcher.GetCaptureGroupEnding(2);
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const int32 StartOfCaptureGroup3 = RegexMatcher.GetCaptureGroupBeginning(3);
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const int32 EndOfCaptureGroup3 = RegexMatcher.GetCaptureGroupEnding(3);
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if ( StartOfCaptureGroup1 != INDEX_NONE && StartOfCaptureGroup2 != INDEX_NONE &&
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EndOfCaptureGroup1 != INDEX_NONE && EndOfCaptureGroup2 != INDEX_NONE )
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{
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LexFromString( UdimValue, *Name.Mid( StartOfCaptureGroup2, EndOfCaptureGroup2 - StartOfCaptureGroup2 ) );
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OutPrefixName = Name.Mid( StartOfCaptureGroup1, EndOfCaptureGroup1 - StartOfCaptureGroup1 );
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if ( StartOfCaptureGroup3 != INDEX_NONE && EndOfCaptureGroup3 != INDEX_NONE )
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{
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OutPostfixName = Name.Mid( StartOfCaptureGroup3, EndOfCaptureGroup3 - StartOfCaptureGroup3 );
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}
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}
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}
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if ( UdimValue < 1001 )
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{
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// UDIM starts with 1001 as the origin
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return INDEX_NONE;
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}
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return UdimValue;
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}
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int32 GetUDIMIndex(int32 BlockX, int32 BlockY)
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{
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return BlockY * 10 + BlockX + 1001;
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}
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TMap<int32, FString> GetUDIMBlocksFromSourceFile(const FString& File, const FString& UdimRegexPattern, FString* OutFilenameWithoutUdimPatternAndExtension)
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{
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FString PreUDIMName;
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FString PostUDIMName;
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TMap<int32, FString> UDIMsAndSourcesFile;
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if (ParseUDIMName(FPaths::GetBaseFilename(File), UdimRegexPattern, PreUDIMName, PostUDIMName) != INDEX_NONE)
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{
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const FString Path = FPaths::GetPath(File);
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const FString UDIMFilter = (Path / PreUDIMName) + TEXT("*") + PostUDIMName + FPaths::GetExtension(File, true);
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TArray<FString> UDIMFiles;
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IFileManager::Get().FindFiles(UDIMFiles, *UDIMFilter, true, false);
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UDIMFiles.Reserve(UDIMFiles.Num());
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for (FString& UDIMFile : UDIMFiles)
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{
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const int32 UDIMIndex = ParseUDIMName(FPaths::GetBaseFilename(UDIMFile), UdimRegexPattern, PreUDIMName, PostUDIMName);
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if (UDIMIndex != INDEX_NONE)
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{
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const FString UDIMName = PreUDIMName + PostUDIMName;
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FString UDIMPath = FPaths::Combine(Path, UDIMFile);
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UDIMsAndSourcesFile.Add(UDIMIndex, MoveTemp(UDIMPath));
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}
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}
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if (!UDIMsAndSourcesFile.IsEmpty() && OutFilenameWithoutUdimPatternAndExtension)
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{
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*OutFilenameWithoutUdimPatternAndExtension = PreUDIMName + PostUDIMName;
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}
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}
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return UDIMsAndSourcesFile;
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}
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void ExtractUDIMCoordinates(int32 UDIMIndex, int32& OutBlockX, int32& OutBlockY)
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{
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OutBlockX = (UDIMIndex - 1001) % 10;
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OutBlockY = (UDIMIndex - 1001) / 10;
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}
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}
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}
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