Andron666
320 lines
9.2 KiB
C++
320 lines
9.2 KiB
C++
/*
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* Copyright (c) <2017> Side Effects Software Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*/
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#include "HoudiniAssetParameterFile.h"
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#include "HoudiniApi.h"
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#include "HoudiniEngineRuntimePrivatePCH.h"
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#include "HoudiniEngineUtils.h"
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#include "HoudiniAssetComponent.h"
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#include "HoudiniEngine.h"
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#include "HoudiniAsset.h"
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#include "HoudiniEngineString.h"
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#include "Internationalization/Internationalization.h"
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#include "Misc/Paths.h"
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#include "Misc/Variant.h"
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#define LOCTEXT_NAMESPACE HOUDINI_LOCTEXT_NAMESPACE
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UHoudiniAssetParameterFile::UHoudiniAssetParameterFile( const FObjectInitializer & ObjectInitializer )
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: Super( ObjectInitializer )
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, Filters( TEXT( "" ) )
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, IsReadOnly( false)
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{
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Values.Add( TEXT( "" ) );
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}
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UHoudiniAssetParameterFile *
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UHoudiniAssetParameterFile::Create(
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UObject * InPrimaryObject,
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UHoudiniAssetParameter * InParentParameter,
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HAPI_NodeId InNodeId,
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const HAPI_ParmInfo& ParmInfo )
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{
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UObject * Outer = InPrimaryObject;
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if ( !Outer )
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{
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Outer = InParentParameter;
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if ( !Outer )
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{
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// Must have either component or parent not null.
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check( false );
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}
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}
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UHoudiniAssetParameterFile * HoudiniAssetParameterFile = NewObject< UHoudiniAssetParameterFile >(
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Outer, UHoudiniAssetParameterFile::StaticClass(), NAME_None, RF_Public | RF_Transactional );
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HoudiniAssetParameterFile->CreateParameter( InPrimaryObject, InParentParameter, InNodeId, ParmInfo );
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return HoudiniAssetParameterFile;
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}
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bool
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UHoudiniAssetParameterFile::CreateParameter(
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UObject * InPrimaryObject,
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UHoudiniAssetParameter * InParentParameter,
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HAPI_NodeId InNodeId,
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const HAPI_ParmInfo & ParmInfo )
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{
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if ( !Super::CreateParameter( InPrimaryObject, InParentParameter, InNodeId, ParmInfo ) )
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return false;
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// Look at the filechooser_mode tag to decide if the file param is read only
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IsReadOnly = false;
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FString FileChooserTag;
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if (FHoudiniEngineUtils::HapiGetParameterTag(InNodeId, ParmId, TEXT("filechooser_mode"), FileChooserTag))
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{
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if (FileChooserTag.Equals(TEXT("read"), ESearchCase::IgnoreCase))
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IsReadOnly = true;
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}
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// We can only handle file types.
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switch ( ParmInfo.type )
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{
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case HAPI_PARMTYPE_PATH_FILE:
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case HAPI_PARMTYPE_PATH_FILE_DIR:
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{
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break;
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}
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case HAPI_PARMTYPE_PATH_FILE_GEO:
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{
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ParameterLabel += TEXT( " (geo)" );
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break;
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}
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case HAPI_PARMTYPE_PATH_FILE_IMAGE:
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{
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ParameterLabel += TEXT( " (img)" );
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break;
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}
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default:
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{
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return false;
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}
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}
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// Assign internal Hapi values index.
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SetValuesIndex( ParmInfo.stringValuesIndex );
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// Get the actual value for this property.
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TArray< HAPI_StringHandle > StringHandles;
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StringHandles.SetNumZeroed( TupleSize );
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if ( FHoudiniApi::GetParmStringValues(
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FHoudiniEngine::Get().GetSession(), InNodeId, false,
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&StringHandles[ 0 ], ValuesIndex, TupleSize ) != HAPI_RESULT_SUCCESS )
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{
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return false;
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}
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// Convert HAPI string handles to Unreal strings.
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Values.SetNum( TupleSize );
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for ( int32 Idx = 0; Idx < TupleSize; ++Idx )
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{
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FString ValueString = TEXT( "" );
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FHoudiniEngineString HoudiniEngineString( StringHandles[ Idx ] );
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HoudiniEngineString.ToFString( ValueString );
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// Detect and update relative paths.
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Values[ Idx ] = UpdateCheckRelativePath( ValueString );
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}
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// Retrieve filters for this file.
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if ( ParmInfo.typeInfoSH > 0 )
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{
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FHoudiniEngineString HoudiniEngineString( ParmInfo.typeInfoSH );
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if ( HoudiniEngineString.ToFString( Filters ) )
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{
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if ( !Filters.IsEmpty() )
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ParameterLabel = FString::Printf( TEXT( "%s (%s)" ), *ParameterLabel, *Filters );
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}
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}
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return true;
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}
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void
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UHoudiniAssetParameterFile::Serialize( FArchive & Ar )
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{
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// Call base implementation.
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Super::Serialize( Ar );
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Ar.UsingCustomVersion( FHoudiniCustomSerializationVersion::GUID );
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Ar << Values;
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Ar << Filters;
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if ( HoudiniAssetParameterVersion >= VER_HOUDINI_PLUGIN_SERIALIZATION_VERSION_FILE_PARAM_READ_ONLY )
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Ar << IsReadOnly;
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}
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bool
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UHoudiniAssetParameterFile::UploadParameterValue()
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{
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for ( int32 Idx = 0; Idx < Values.Num(); ++Idx )
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{
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std::string ConvertedString = TCHAR_TO_UTF8( *( Values[ Idx ] ) );
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if ( FHoudiniApi::SetParmStringValue(
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FHoudiniEngine::Get().GetSession(), NodeId, ConvertedString.c_str(), ParmId, Idx) != HAPI_RESULT_SUCCESS )
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{
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return false;
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}
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}
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return Super::UploadParameterValue();
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}
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bool
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UHoudiniAssetParameterFile::SetParameterVariantValue(
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const FVariant & Variant, int32 Idx, bool bTriggerModify,
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bool bRecordUndo )
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{
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EVariantTypes VariantType = Variant.GetType();
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if ( EVariantTypes::String == VariantType && Values.IsValidIndex(Idx))
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{
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FString VariantStringValue = Variant.GetValue< FString >();
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#if WITH_EDITOR
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FScopedTransaction Transaction(
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TEXT( HOUDINI_MODULE_RUNTIME ),
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LOCTEXT( "HoudiniAssetParameterFileChange", "Houdini Parameter File: Changing a value" ),
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PrimaryObject );
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if ( !bRecordUndo )
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Transaction.Cancel();
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Modify();
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#endif // WITH_EDITOR
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// Detect and fix relative paths.
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VariantStringValue = UpdateCheckRelativePath( VariantStringValue );
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Values[ Idx ] = VariantStringValue;
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MarkChanged( bTriggerModify );
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return true;
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}
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return false;
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}
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#if WITH_EDITOR
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void
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UHoudiniAssetParameterFile::HandleFilePathPickerPathPicked( const FString & PickedPath, int32 Idx )
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{
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if ( !Values.IsValidIndex(Idx) )
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return;
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if ( Values[Idx] == PickedPath )
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return;
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// Record undo information.
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FScopedTransaction Transaction(
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TEXT( HOUDINI_MODULE_RUNTIME ),
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LOCTEXT( "HoudiniAssetParameterFileChange", "Houdini Parameter File: Changing a value" ),
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PrimaryObject );
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Modify();
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Values[ Idx ] = UpdateCheckRelativePath( PickedPath );
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// Mark this parameter as changed.
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MarkChanged();
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}
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#endif
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FString
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UHoudiniAssetParameterFile::UpdateCheckRelativePath( const FString & PickedPath ) const
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{
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if ( PrimaryObject && !PickedPath.IsEmpty() && FPaths::IsRelative( PickedPath ) )
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{
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// Check if the path is relative to the UE4 project
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FString AbsolutePath = FPaths::ConvertRelativePathToFull( PickedPath );
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if (FPaths::FileExists( AbsolutePath ))
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{
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return AbsolutePath;
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}
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// Check if the path is relative to the asset
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UHoudiniAssetComponent* Comp = Cast<UHoudiniAssetComponent>(PrimaryObject);
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if ( Comp && !Comp->IsPendingKill() )
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{
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if( Comp->HoudiniAsset && !Comp->HoudiniAsset->IsPendingKill() )
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{
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FString AssetFilePath = FPaths::GetPath( Comp->HoudiniAsset->AssetFileName );
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if( FPaths::FileExists( AssetFilePath ) )
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{
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FString UpdatedFileWidgetPath = FPaths::Combine( *AssetFilePath, *PickedPath );
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if( FPaths::FileExists( UpdatedFileWidgetPath ) )
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{
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return UpdatedFileWidgetPath;
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}
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}
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}
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}
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}
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return PickedPath;
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}
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const FString &
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UHoudiniAssetParameterFile::GetParameterValue( int32 Idx, const FString & DefaultValue ) const
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{
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if ( Values.IsValidIndex(Idx) )
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return Values[ Idx ];
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return DefaultValue;
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}
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void
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UHoudiniAssetParameterFile::SetParameterValue( const FString& InValue, int32 Idx, bool bTriggerModify, bool bRecordUndo )
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{
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if ( !Values.IsValidIndex(Idx) )
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return;
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if (Values[Idx] == InValue)
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return;
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#if WITH_EDITOR
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FScopedTransaction Transaction(
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TEXT( HOUDINI_MODULE_RUNTIME ),
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LOCTEXT( "HoudiniAssetParameterFileChange", "Houdini Parameter File: Changing a value" ),
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PrimaryObject );
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Modify();
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if ( !bRecordUndo )
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Transaction.Cancel();
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#endif
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Values[ Idx ] = InValue;
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MarkChanged( bTriggerModify );
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}
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#undef LOCTEXT_NAMESPACE
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