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04bae252dd
SObjectPropertyEntryBox no longer has a CustomResetToDefault argument that was being ignored. Instead, all uses of it now directly use the FDetailWidgetRow OverrideResetToDefault(). #rb lauren.barnes [CL 14444450 by sebastian nordgren in ue5-main branch]
1330 lines
49 KiB
C++
1330 lines
49 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "MaterialPropertyHelpers.h"
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#include "Misc/MessageDialog.h"
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#include "Misc/Guid.h"
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#include "UObject/UnrealType.h"
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#include "Layout/Margin.h"
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#include "Misc/Attribute.h"
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#include "Widgets/DeclarativeSyntaxSupport.h"
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#include "Widgets/SBoxPanel.h"
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#include "Widgets/Text/STextBlock.h"
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#include "Widgets/SToolTip.h"
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#include "EditorStyleSet.h"
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#include "Materials/MaterialInterface.h"
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#include "MaterialEditor/DEditorFontParameterValue.h"
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#include "MaterialEditor/DEditorMaterialLayersParameterValue.h"
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#include "MaterialEditor/DEditorRuntimeVirtualTextureParameterValue.h"
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#include "MaterialEditor/DEditorScalarParameterValue.h"
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#include "MaterialEditor/DEditorStaticComponentMaskParameterValue.h"
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#include "MaterialEditor/DEditorStaticSwitchParameterValue.h"
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#include "MaterialEditor/DEditorTextureParameterValue.h"
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#include "MaterialEditor/DEditorVectorParameterValue.h"
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#include "MaterialEditor/MaterialEditorInstanceConstant.h"
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#include "Materials/MaterialInstance.h"
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#include "Materials/MaterialExpressionParameter.h"
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#include "Materials/MaterialExpressionTextureSampleParameter.h"
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#include "Materials/MaterialExpressionFontSampleParameter.h"
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#include "Materials/MaterialExpressionMaterialAttributeLayers.h"
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#include "Materials/MaterialExpressionChannelMaskParameter.h"
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#include "EditorSupportDelegates.h"
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#include "DetailWidgetRow.h"
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#include "PropertyHandle.h"
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#include "IDetailPropertyRow.h"
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#include "DetailLayoutBuilder.h"
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#include "IDetailGroup.h"
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#include "DetailCategoryBuilder.h"
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#include "PropertyCustomizationHelpers.h"
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#include "ScopedTransaction.h"
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#include "Materials/MaterialInstanceConstant.h"
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#include "Materials/MaterialFunctionInstance.h"
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#include "Materials/MaterialFunction.h"
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#include "Materials/MaterialFunctionInterface.h"
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#include "Modules/ModuleManager.h"
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#include "AssetToolsModule.h"
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#include "Factories/MaterialInstanceConstantFactoryNew.h"
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#include "StaticParameterSet.h"
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#include "MaterialEditor/MaterialEditorPreviewParameters.h"
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#include "Factories/MaterialFunctionInstanceFactory.h"
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#include "SMaterialLayersFunctionsTree.h"
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#include "Materials/MaterialFunctionMaterialLayer.h"
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#include "Materials/MaterialFunctionMaterialLayerBlend.h"
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#include "Factories/MaterialFunctionMaterialLayerFactory.h"
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#include "Factories/MaterialFunctionMaterialLayerBlendFactory.h"
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#include "Curves/CurveLinearColorAtlas.h"
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#include "Curves/CurveLinearColor.h"
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#define LOCTEXT_NAMESPACE "MaterialPropertyHelper"
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FText FMaterialPropertyHelpers::LayerID = LOCTEXT("LayerID", "Layer Asset");
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FText FMaterialPropertyHelpers::BlendID = LOCTEXT("BlendID", "Blend Asset");
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FName FMaterialPropertyHelpers::LayerParamName = FName("Global Material Layers Parameter Values");
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void SLayerHandle::Construct(const FArguments& InArgs)
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{
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OwningStack = InArgs._OwningStack;
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ChildSlot
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[
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InArgs._Content.Widget
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];
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}
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FReply SLayerHandle::OnDragDetected(const FGeometry& MyGeometry, const FPointerEvent& MouseEvent)
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{
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if (MouseEvent.IsMouseButtonDown(EKeys::LeftMouseButton))
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{
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{
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TSharedPtr<FDragDropOperation> DragDropOp = CreateDragDropOperation(OwningStack.Pin());
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if (DragDropOp.IsValid())
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{
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OwningStack.Pin()->OnLayerDragDetected();
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return FReply::Handled().BeginDragDrop(DragDropOp.ToSharedRef());
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}
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}
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}
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return FReply::Unhandled();
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}
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TSharedPtr<FLayerDragDropOp> SLayerHandle::CreateDragDropOperation(TSharedPtr<SMaterialLayersFunctionsInstanceTreeItem> InOwningStack)
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{
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TSharedPtr<FLayerDragDropOp> Operation = MakeShareable(new FLayerDragDropOp(InOwningStack));
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return Operation;
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}
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EVisibility FMaterialPropertyHelpers::ShouldShowExpression(UDEditorParameterValue* Parameter, UMaterialEditorInstanceConstant* MaterialEditorInstance, FGetShowHiddenParameters ShowHiddenDelegate)
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{
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bool bShowHidden = true;
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ShowHiddenDelegate.ExecuteIfBound(bShowHidden);
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const bool bShouldShowExpression = (bShowHidden || MaterialEditorInstance->VisibleExpressions.Contains(Parameter->ParameterInfo));
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if (MaterialEditorInstance->bShowOnlyOverrides)
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{
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return (IsOverriddenExpression(Parameter) && bShouldShowExpression) ? EVisibility::Visible : EVisibility::Collapsed;
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}
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return bShouldShowExpression ? EVisibility::Visible: EVisibility::Collapsed;
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}
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void FMaterialPropertyHelpers::OnMaterialLayerAssetChanged(const struct FAssetData& InAssetData, int32 Index, EMaterialParameterAssociation MaterialType, TSharedPtr<class IPropertyHandle> InHandle, FMaterialLayersFunctions* InMaterialFunction)
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{
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const FScopedTransaction Transaction(LOCTEXT("SetLayerorBlendAsset", "Set Layer or Blend Asset"));
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InHandle->NotifyPreChange();
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const FName FilterTag = FName(TEXT("MaterialFunctionUsage"));
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if (InAssetData.TagsAndValues.Contains(FilterTag) || InAssetData.AssetName == NAME_None)
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{
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UMaterialFunctionInterface* LayerFunction = Cast<UMaterialFunctionInterface>(InAssetData.GetAsset());
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switch (MaterialType)
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{
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case EMaterialParameterAssociation::LayerParameter:
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if (InMaterialFunction->Layers[Index] != LayerFunction)
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{
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InMaterialFunction->Layers[Index] = LayerFunction;
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InMaterialFunction->UnlinkLayerFromParent(Index);
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}
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break;
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case EMaterialParameterAssociation::BlendParameter:
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if (InMaterialFunction->Blends[Index] != LayerFunction)
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{
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InMaterialFunction->Blends[Index] = LayerFunction;
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InMaterialFunction->UnlinkLayerFromParent(Index + 1); // Blend indices are offset by 1, no blend for base layer
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}
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break;
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default:
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break;
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}
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}
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InHandle->NotifyPostChange(EPropertyChangeType::ValueSet);
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}
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bool FMaterialPropertyHelpers::FilterLayerAssets(const struct FAssetData& InAssetData, FMaterialLayersFunctions* LayerFunction, EMaterialParameterAssociation MaterialType, int32 Index)
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{
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bool ShouldAssetBeFilteredOut = false;
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const FName FilterTag = FName(TEXT("MaterialFunctionUsage"));
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const FName BaseTag = FName(TEXT("Base"));
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FAssetDataTagMapSharedView::FFindTagResult MaterialFunctionUsage = InAssetData.TagsAndValues.FindTag(FilterTag);
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FName BaseClassName;
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FName InstanceClassName;
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FString CompareString;
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if (MaterialFunctionUsage.IsSet())
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{
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FAssetDataTagMapSharedView::FFindTagResult Base = InAssetData.TagsAndValues.FindTag(BaseTag);
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FString BaseString;
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FString DiscardString;
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FString CleanString;
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if (Base.IsSet())
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{
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BaseString = Base.GetValue();
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BaseString.Split(".", &DiscardString, &CleanString);
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CleanString.Split("'", &CleanString, &DiscardString);
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}
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else
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{
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CleanString = InAssetData.AssetName.ToString();
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}
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FString LeftPath;
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FString RightPath;
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bool bShouldFilter = false;
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switch (MaterialType)
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{
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case EMaterialParameterAssociation::LayerParameter:
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{
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CompareString = "MaterialLayer";
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if (LayerFunction->Layers[Index] != nullptr)
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{
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RightPath = LayerFunction->Layers[Index]->GetBaseFunction()->GetFName().ToString();
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if (RightPath.IsEmpty())
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{
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RightPath = LayerFunction->Layers[Index]->GetFName().ToString();
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}
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}
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bShouldFilter = LayerFunction->RestrictToLayerRelatives[Index];
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BaseClassName = UMaterialFunctionMaterialLayer::StaticClass()->GetFName();
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InstanceClassName = UMaterialFunctionMaterialLayerInstance::StaticClass()->GetFName();
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}
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break;
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case EMaterialParameterAssociation::BlendParameter:
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{
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CompareString = "MaterialLayerBlend";
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if (LayerFunction->Blends[Index] != nullptr)
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{
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RightPath = LayerFunction->Blends[Index]->GetBaseFunction()->GetFName().ToString();
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if (RightPath.IsEmpty())
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{
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RightPath = LayerFunction->Blends[Index]->GetFName().ToString();
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}
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}
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bShouldFilter = LayerFunction->RestrictToBlendRelatives[Index];
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BaseClassName = UMaterialFunctionMaterialLayerBlend::StaticClass()->GetFName();
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InstanceClassName = UMaterialFunctionMaterialLayerBlendInstance::StaticClass()->GetFName();
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}
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break;
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default:
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break;
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}
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if (MaterialFunctionUsage.GetValue() != CompareString)
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{
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ShouldAssetBeFilteredOut = true;
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}
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else
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{
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bool bSameBase = CleanString == RightPath;
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if (!RightPath.IsEmpty() && !bSameBase && bShouldFilter)
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{
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ShouldAssetBeFilteredOut = true;
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}
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}
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}
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else
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{
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ShouldAssetBeFilteredOut = true;
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}
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return ShouldAssetBeFilteredOut;
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}
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FReply FMaterialPropertyHelpers::OnClickedSaveNewMaterialInstance(UMaterialInterface* Parent, UObject* EditorObject)
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{
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const FString DefaultSuffix = TEXT("_Inst");
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TArray<FEditorParameterGroup> ParameterGroups;
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UMaterialEditorInstanceConstant* MaterialInstanceEditor = Cast<UMaterialEditorInstanceConstant>(EditorObject);
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if (MaterialInstanceEditor)
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{
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ParameterGroups = MaterialInstanceEditor->ParameterGroups;
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}
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UMaterialEditorPreviewParameters* MaterialEditor = Cast<UMaterialEditorPreviewParameters>(EditorObject);
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if (MaterialEditor)
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{
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ParameterGroups = MaterialEditor->ParameterGroups;
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}
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if (!MaterialEditor && !MaterialInstanceEditor)
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{
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return FReply::Unhandled();
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}
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if (Parent)
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{
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// Create an appropriate and unique name
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FString Name;
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FString PackageName;
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FAssetToolsModule& AssetToolsModule = FModuleManager::GetModuleChecked<FAssetToolsModule>("AssetTools");
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AssetToolsModule.Get().CreateUniqueAssetName(Parent->GetOutermost()->GetName(), DefaultSuffix, PackageName, Name);
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UMaterialInstanceConstantFactoryNew* Factory = NewObject<UMaterialInstanceConstantFactoryNew>();
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Factory->InitialParent = Parent;
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UObject* Child = AssetToolsModule.Get().CreateAssetWithDialog(Name, FPackageName::GetLongPackagePath(PackageName), UMaterialInstanceConstant::StaticClass(), Factory);
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UMaterialInstanceConstant* ChildInstance = Cast<UMaterialInstanceConstant>(Child);
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CopyMaterialToInstance(ChildInstance, ParameterGroups);
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}
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return FReply::Handled();
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}
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void FMaterialPropertyHelpers::CopyMaterialToInstance(UMaterialInstanceConstant* ChildInstance, TArray<FEditorParameterGroup> &ParameterGroups)
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{
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if (ChildInstance)
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{
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if (ChildInstance->IsTemplate(RF_ClassDefaultObject) == false)
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{
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ChildInstance->MarkPackageDirty();
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ChildInstance->ClearParameterValuesEditorOnly();
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//propagate changes to the base material so the instance will be updated if it has a static permutation resource
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FStaticParameterSet NewStaticParameters;
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for (int32 GroupIdx = 0; GroupIdx < ParameterGroups.Num(); GroupIdx++)
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{
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FEditorParameterGroup& Group = ParameterGroups[GroupIdx];
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for (int32 ParameterIdx = 0; ParameterIdx < Group.Parameters.Num(); ParameterIdx++)
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{
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if (Group.Parameters[ParameterIdx] == NULL)
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{
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continue;
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}
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UDEditorScalarParameterValue* ScalarParameterValue = Cast<UDEditorScalarParameterValue>(Group.Parameters[ParameterIdx]);
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if (ScalarParameterValue)
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{
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if (ScalarParameterValue->bOverride)
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{
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ChildInstance->SetScalarParameterValueEditorOnly(ScalarParameterValue->ParameterInfo, ScalarParameterValue->ParameterValue);
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continue;
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}
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}
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UDEditorFontParameterValue* FontParameterValue = Cast<UDEditorFontParameterValue>(Group.Parameters[ParameterIdx]);
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if (FontParameterValue)
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{
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if (FontParameterValue->bOverride)
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{
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ChildInstance->SetFontParameterValueEditorOnly(FontParameterValue->ParameterInfo, FontParameterValue->ParameterValue.FontValue, FontParameterValue->ParameterValue.FontPage);
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continue;
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}
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}
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UDEditorTextureParameterValue* TextureParameterValue = Cast<UDEditorTextureParameterValue>(Group.Parameters[ParameterIdx]);
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if (TextureParameterValue)
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{
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if (TextureParameterValue->bOverride)
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{
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ChildInstance->SetTextureParameterValueEditorOnly(TextureParameterValue->ParameterInfo, TextureParameterValue->ParameterValue);
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continue;
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}
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}
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UDEditorRuntimeVirtualTextureParameterValue* RuntimeVirtualTextureParameterValue = Cast<UDEditorRuntimeVirtualTextureParameterValue>(Group.Parameters[ParameterIdx]);
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if (RuntimeVirtualTextureParameterValue)
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{
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if (RuntimeVirtualTextureParameterValue->bOverride)
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{
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ChildInstance->SetRuntimeVirtualTextureParameterValueEditorOnly(RuntimeVirtualTextureParameterValue->ParameterInfo, RuntimeVirtualTextureParameterValue->ParameterValue);
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continue;
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}
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}
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UDEditorVectorParameterValue* VectorParameterValue = Cast<UDEditorVectorParameterValue>(Group.Parameters[ParameterIdx]);
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if (VectorParameterValue)
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{
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if (VectorParameterValue->bOverride)
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{
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ChildInstance->SetVectorParameterValueEditorOnly(VectorParameterValue->ParameterInfo, VectorParameterValue->ParameterValue);
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continue;
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}
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}
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UDEditorMaterialLayersParameterValue* LayersParameterValue = Cast<UDEditorMaterialLayersParameterValue>(Group.Parameters[ParameterIdx]);
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if (LayersParameterValue)
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{
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FMaterialLayersFunctions LayerValue = LayersParameterValue->ParameterValue;
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FGuid ExpressionIdValue = LayersParameterValue->ExpressionId;
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if (LayersParameterValue->bOverride)
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{
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FStaticMaterialLayersParameter* NewParameter =
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new(NewStaticParameters.MaterialLayersParameters) FStaticMaterialLayersParameter(LayersParameterValue->ParameterInfo, LayerValue, LayersParameterValue->bOverride, ExpressionIdValue);
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}
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}
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UDEditorStaticSwitchParameterValue* StaticSwitchParameterValue = Cast<UDEditorStaticSwitchParameterValue>(Group.Parameters[ParameterIdx]);
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if (StaticSwitchParameterValue)
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{
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bool SwitchValue = StaticSwitchParameterValue->ParameterValue;
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FGuid ExpressionIdValue = StaticSwitchParameterValue->ExpressionId;
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if (StaticSwitchParameterValue->bOverride)
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{
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FStaticSwitchParameter* NewParameter =
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new(NewStaticParameters.StaticSwitchParameters) FStaticSwitchParameter(StaticSwitchParameterValue->ParameterInfo, SwitchValue, StaticSwitchParameterValue->bOverride, ExpressionIdValue);
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}
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}
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// static component mask
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UDEditorStaticComponentMaskParameterValue* StaticComponentMaskParameterValue = Cast<UDEditorStaticComponentMaskParameterValue>(Group.Parameters[ParameterIdx]);
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if (StaticComponentMaskParameterValue)
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{
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bool MaskR = StaticComponentMaskParameterValue->ParameterValue.R;
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bool MaskG = StaticComponentMaskParameterValue->ParameterValue.G;
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bool MaskB = StaticComponentMaskParameterValue->ParameterValue.B;
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bool MaskA = StaticComponentMaskParameterValue->ParameterValue.A;
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FGuid ExpressionIdValue = StaticComponentMaskParameterValue->ExpressionId;
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if (StaticComponentMaskParameterValue->bOverride)
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{
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FStaticComponentMaskParameter* NewParameter = new(NewStaticParameters.StaticComponentMaskParameters)
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FStaticComponentMaskParameter(StaticComponentMaskParameterValue->ParameterInfo, MaskR, MaskG, MaskB, MaskA, StaticComponentMaskParameterValue->bOverride, ExpressionIdValue);
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}
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}
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}
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}
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ChildInstance->UpdateStaticPermutation(NewStaticParameters);
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}
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}
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}
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void FMaterialPropertyHelpers::TransitionAndCopyParameters(UMaterialInstanceConstant* ChildInstance, TArray<FEditorParameterGroup> &ParameterGroups, bool bForceCopy)
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{
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if (ChildInstance)
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{
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if (ChildInstance->IsTemplate(RF_ClassDefaultObject) == false)
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{
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ChildInstance->MarkPackageDirty();
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ChildInstance->ClearParameterValuesEditorOnly();
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//propagate changes to the base material so the instance will be updated if it has a static permutation resource
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FStaticParameterSet NewStaticParameters;
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for (int32 GroupIdx = 0; GroupIdx < ParameterGroups.Num(); GroupIdx++)
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{
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FEditorParameterGroup& Group = ParameterGroups[GroupIdx];
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for (int32 ParameterIdx = 0; ParameterIdx < Group.Parameters.Num(); ParameterIdx++)
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{
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if (Group.Parameters[ParameterIdx] == NULL)
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{
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continue;
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}
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UDEditorScalarParameterValue* ScalarParameterValue = Cast<UDEditorScalarParameterValue>(Group.Parameters[ParameterIdx]);
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if (ScalarParameterValue)
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{
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if (ScalarParameterValue->bOverride || bForceCopy)
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{
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FMaterialParameterInfo TransitionedScalarInfo = FMaterialParameterInfo();
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TransitionedScalarInfo.Name = ScalarParameterValue->ParameterInfo.Name;
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ChildInstance->SetScalarParameterValueEditorOnly(TransitionedScalarInfo, ScalarParameterValue->ParameterValue);
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continue;
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}
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}
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UDEditorFontParameterValue* FontParameterValue = Cast<UDEditorFontParameterValue>(Group.Parameters[ParameterIdx]);
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if (FontParameterValue)
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{
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if (FontParameterValue->bOverride || bForceCopy)
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{
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FMaterialParameterInfo TransitionedFontInfo = FMaterialParameterInfo();
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TransitionedFontInfo.Name = FontParameterValue->ParameterInfo.Name;
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ChildInstance->SetFontParameterValueEditorOnly(TransitionedFontInfo, FontParameterValue->ParameterValue.FontValue, FontParameterValue->ParameterValue.FontPage);
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continue;
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}
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}
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UDEditorTextureParameterValue* TextureParameterValue = Cast<UDEditorTextureParameterValue>(Group.Parameters[ParameterIdx]);
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if (TextureParameterValue)
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{
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if (TextureParameterValue->bOverride || bForceCopy)
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{
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FMaterialParameterInfo TransitionedTextureInfo = FMaterialParameterInfo();
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TransitionedTextureInfo.Name = TextureParameterValue->ParameterInfo.Name;
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ChildInstance->SetTextureParameterValueEditorOnly(TransitionedTextureInfo, TextureParameterValue->ParameterValue);
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continue;
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}
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}
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UDEditorRuntimeVirtualTextureParameterValue* RVTParameterValue = Cast<UDEditorRuntimeVirtualTextureParameterValue>(Group.Parameters[ParameterIdx]);
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if (RVTParameterValue)
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{
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if (RVTParameterValue->bOverride || bForceCopy)
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{
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FMaterialParameterInfo TransitionedTextureInfo = FMaterialParameterInfo();
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TransitionedTextureInfo.Name = RVTParameterValue->ParameterInfo.Name;
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ChildInstance->SetRuntimeVirtualTextureParameterValueEditorOnly(TransitionedTextureInfo, RVTParameterValue->ParameterValue);
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continue;
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}
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}
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UDEditorVectorParameterValue* VectorParameterValue = Cast<UDEditorVectorParameterValue>(Group.Parameters[ParameterIdx]);
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if (VectorParameterValue)
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{
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if (VectorParameterValue->bOverride || bForceCopy)
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{
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FMaterialParameterInfo TransitionedVectorInfo = FMaterialParameterInfo();
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TransitionedVectorInfo.Name = VectorParameterValue->ParameterInfo.Name;
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ChildInstance->SetVectorParameterValueEditorOnly(TransitionedVectorInfo, VectorParameterValue->ParameterValue);
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continue;
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}
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}
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UDEditorStaticSwitchParameterValue* StaticSwitchParameterValue = Cast<UDEditorStaticSwitchParameterValue>(Group.Parameters[ParameterIdx]);
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if (StaticSwitchParameterValue)
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{
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bool SwitchValue = StaticSwitchParameterValue->ParameterValue;
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FGuid ExpressionIdValue = StaticSwitchParameterValue->ExpressionId;
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if (StaticSwitchParameterValue->bOverride || bForceCopy)
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{
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FMaterialParameterInfo TransitionedSwitchInfo = FMaterialParameterInfo();
|
|
TransitionedSwitchInfo.Name = StaticSwitchParameterValue->ParameterInfo.Name;
|
|
FStaticSwitchParameter* NewParameter =
|
|
new(NewStaticParameters.StaticSwitchParameters) FStaticSwitchParameter(TransitionedSwitchInfo, SwitchValue, StaticSwitchParameterValue->bOverride, ExpressionIdValue);
|
|
}
|
|
}
|
|
|
|
// static component mask
|
|
|
|
UDEditorStaticComponentMaskParameterValue* StaticComponentMaskParameterValue = Cast<UDEditorStaticComponentMaskParameterValue>(Group.Parameters[ParameterIdx]);
|
|
if (StaticComponentMaskParameterValue)
|
|
{
|
|
bool MaskR = StaticComponentMaskParameterValue->ParameterValue.R;
|
|
bool MaskG = StaticComponentMaskParameterValue->ParameterValue.G;
|
|
bool MaskB = StaticComponentMaskParameterValue->ParameterValue.B;
|
|
bool MaskA = StaticComponentMaskParameterValue->ParameterValue.A;
|
|
FGuid ExpressionIdValue = StaticComponentMaskParameterValue->ExpressionId;
|
|
|
|
if (StaticComponentMaskParameterValue->bOverride || bForceCopy)
|
|
{
|
|
FMaterialParameterInfo TransitionedMaskInfo = FMaterialParameterInfo();
|
|
TransitionedMaskInfo.Name = StaticComponentMaskParameterValue->ParameterInfo.Name;
|
|
FStaticComponentMaskParameter* NewParameter = new(NewStaticParameters.StaticComponentMaskParameters)
|
|
FStaticComponentMaskParameter(TransitionedMaskInfo, MaskR, MaskG, MaskB, MaskA, StaticComponentMaskParameterValue->bOverride, ExpressionIdValue);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
ChildInstance->UpdateStaticPermutation(NewStaticParameters);
|
|
}
|
|
}
|
|
}
|
|
|
|
FReply FMaterialPropertyHelpers::OnClickedSaveNewFunctionInstance(class UMaterialFunctionInterface* Object, class UMaterialInterface* PreviewMaterial, UObject* EditorObject)
|
|
{
|
|
const FString DefaultSuffix = TEXT("_Inst");
|
|
TArray<FEditorParameterGroup> ParameterGroups;
|
|
UMaterialEditorInstanceConstant* MaterialInstanceEditor = Cast<UMaterialEditorInstanceConstant>(EditorObject);
|
|
UMaterialInterface* FunctionPreviewMaterial = nullptr;
|
|
if (MaterialInstanceEditor)
|
|
{
|
|
ParameterGroups = MaterialInstanceEditor->ParameterGroups;
|
|
FunctionPreviewMaterial = MaterialInstanceEditor->SourceInstance;
|
|
}
|
|
UMaterialEditorPreviewParameters* MaterialEditor = Cast<UMaterialEditorPreviewParameters>(EditorObject);
|
|
if (MaterialEditor)
|
|
{
|
|
ParameterGroups = MaterialEditor->ParameterGroups;
|
|
FunctionPreviewMaterial = PreviewMaterial;
|
|
}
|
|
if (!MaterialEditor && !MaterialInstanceEditor)
|
|
{
|
|
return FReply::Unhandled();
|
|
}
|
|
|
|
if (Object)
|
|
{
|
|
UMaterial* EditedMaterial = Cast<UMaterial>(FunctionPreviewMaterial);
|
|
if (EditedMaterial)
|
|
{
|
|
|
|
UMaterialInstanceConstant* ProxyMaterial = NewObject<UMaterialInstanceConstant>(GetTransientPackage(), NAME_None, RF_Transactional);
|
|
ProxyMaterial->SetParentEditorOnly(EditedMaterial);
|
|
ProxyMaterial->PreEditChange(NULL);
|
|
ProxyMaterial->PostEditChange();
|
|
CopyMaterialToInstance(ProxyMaterial, ParameterGroups);
|
|
FunctionPreviewMaterial = ProxyMaterial;
|
|
}
|
|
// Create an appropriate and unique name
|
|
FString Name;
|
|
FString PackageName;
|
|
FAssetToolsModule& AssetToolsModule = FModuleManager::GetModuleChecked<FAssetToolsModule>("AssetTools");
|
|
AssetToolsModule.Get().CreateUniqueAssetName(Object->GetOutermost()->GetName(), DefaultSuffix, PackageName, Name);
|
|
|
|
|
|
UObject* Child;
|
|
if (Object->GetMaterialFunctionUsage() == EMaterialFunctionUsage::MaterialLayer)
|
|
{
|
|
UMaterialFunctionMaterialLayerInstanceFactory* LayerFactory = NewObject<UMaterialFunctionMaterialLayerInstanceFactory>();
|
|
LayerFactory->InitialParent = Object;
|
|
Child = AssetToolsModule.Get().CreateAssetWithDialog(Name, FPackageName::GetLongPackagePath(PackageName), UMaterialFunctionMaterialLayerInstance::StaticClass(), LayerFactory);
|
|
}
|
|
else if (Object->GetMaterialFunctionUsage() == EMaterialFunctionUsage::MaterialLayerBlend)
|
|
{
|
|
UMaterialFunctionMaterialLayerBlendInstanceFactory* BlendFactory = NewObject<UMaterialFunctionMaterialLayerBlendInstanceFactory>();
|
|
BlendFactory->InitialParent = Object;
|
|
Child = AssetToolsModule.Get().CreateAssetWithDialog(Name, FPackageName::GetLongPackagePath(PackageName), UMaterialFunctionMaterialLayerBlendInstance::StaticClass(), BlendFactory);
|
|
}
|
|
else
|
|
{
|
|
UMaterialFunctionInstanceFactory* Factory = NewObject<UMaterialFunctionInstanceFactory>();
|
|
Factory->InitialParent = Object;
|
|
Child = AssetToolsModule.Get().CreateAssetWithDialog(Name, FPackageName::GetLongPackagePath(PackageName), UMaterialFunctionInstance::StaticClass(), Factory);
|
|
}
|
|
|
|
UMaterialFunctionInstance* ChildInstance = Cast<UMaterialFunctionInstance>(Child);
|
|
if (ChildInstance)
|
|
{
|
|
if (ChildInstance->IsTemplate(RF_ClassDefaultObject) == false)
|
|
{
|
|
ChildInstance->MarkPackageDirty();
|
|
ChildInstance->SetParent(Object);
|
|
UMaterialInstance* EditedInstance = Cast<UMaterialInstance>(FunctionPreviewMaterial);
|
|
if (EditedInstance)
|
|
{
|
|
ChildInstance->ScalarParameterValues = EditedInstance->ScalarParameterValues;
|
|
ChildInstance->VectorParameterValues = EditedInstance->VectorParameterValues;
|
|
ChildInstance->TextureParameterValues = EditedInstance->TextureParameterValues;
|
|
ChildInstance->RuntimeVirtualTextureParameterValues = EditedInstance->RuntimeVirtualTextureParameterValues;
|
|
ChildInstance->FontParameterValues = EditedInstance->FontParameterValues;
|
|
|
|
const FStaticParameterSet& StaticParameters = EditedInstance->GetStaticParameters();
|
|
ChildInstance->StaticSwitchParameterValues = StaticParameters.StaticSwitchParameters;
|
|
ChildInstance->StaticComponentMaskParameterValues = StaticParameters.StaticComponentMaskParameters;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return FReply::Handled();
|
|
}
|
|
|
|
|
|
FReply FMaterialPropertyHelpers::OnClickedSaveNewLayerInstance(class UMaterialFunctionInterface* Object, TSharedPtr<FSortedParamData> InSortedData)
|
|
{
|
|
const FString DefaultSuffix = TEXT("_Inst");
|
|
TArray<FEditorParameterGroup> ParameterGroups;
|
|
UMaterialInterface* FunctionPreviewMaterial = nullptr;
|
|
if (Object)
|
|
{
|
|
FunctionPreviewMaterial = Object->GetPreviewMaterial();
|
|
}
|
|
for (TSharedPtr<FSortedParamData> Group : InSortedData->Children)
|
|
{
|
|
FEditorParameterGroup DuplicatedGroup = FEditorParameterGroup();
|
|
DuplicatedGroup.GroupAssociation = Group->Group.GroupAssociation;
|
|
DuplicatedGroup.GroupName = Group->Group.GroupName;
|
|
DuplicatedGroup.GroupSortPriority = Group->Group.GroupSortPriority;
|
|
for (UDEditorParameterValue* Parameter : Group->Group.Parameters)
|
|
{
|
|
if (Parameter->ParameterInfo.Index == InSortedData->ParameterInfo.Index)
|
|
{
|
|
DuplicatedGroup.Parameters.Add(Parameter);
|
|
}
|
|
}
|
|
ParameterGroups.Add(DuplicatedGroup);
|
|
}
|
|
|
|
if (Object)
|
|
{
|
|
UMaterialInterface* EditedMaterial = FunctionPreviewMaterial;
|
|
if (EditedMaterial)
|
|
{
|
|
UMaterialInstanceConstant* ProxyMaterial = NewObject<UMaterialInstanceConstant>(GetTransientPackage(), NAME_None, RF_Transactional);
|
|
ProxyMaterial->SetParentEditorOnly(EditedMaterial);
|
|
ProxyMaterial->PreEditChange(NULL);
|
|
ProxyMaterial->PostEditChange();
|
|
TransitionAndCopyParameters(ProxyMaterial, ParameterGroups);
|
|
FunctionPreviewMaterial = ProxyMaterial;
|
|
}
|
|
// Create an appropriate and unique name
|
|
FString Name;
|
|
FString PackageName;
|
|
FAssetToolsModule& AssetToolsModule = FModuleManager::GetModuleChecked<FAssetToolsModule>("AssetTools");
|
|
AssetToolsModule.Get().CreateUniqueAssetName(Object->GetOutermost()->GetName(), DefaultSuffix, PackageName, Name);
|
|
|
|
|
|
UObject* Child;
|
|
if (Object->GetMaterialFunctionUsage() == EMaterialFunctionUsage::MaterialLayer)
|
|
{
|
|
UMaterialFunctionMaterialLayerInstanceFactory* LayerFactory = NewObject<UMaterialFunctionMaterialLayerInstanceFactory>();
|
|
LayerFactory->InitialParent = Object;
|
|
Child = AssetToolsModule.Get().CreateAssetWithDialog(Name, FPackageName::GetLongPackagePath(PackageName), UMaterialFunctionMaterialLayerInstance::StaticClass(), LayerFactory);
|
|
}
|
|
else if (Object->GetMaterialFunctionUsage() == EMaterialFunctionUsage::MaterialLayerBlend)
|
|
{
|
|
UMaterialFunctionMaterialLayerBlendInstanceFactory* BlendFactory = NewObject<UMaterialFunctionMaterialLayerBlendInstanceFactory>();
|
|
BlendFactory->InitialParent = Object;
|
|
Child = AssetToolsModule.Get().CreateAssetWithDialog(Name, FPackageName::GetLongPackagePath(PackageName), UMaterialFunctionMaterialLayerBlendInstance::StaticClass(), BlendFactory);
|
|
}
|
|
else
|
|
{
|
|
UMaterialFunctionInstanceFactory* Factory = NewObject<UMaterialFunctionInstanceFactory>();
|
|
Factory->InitialParent = Object;
|
|
Child = AssetToolsModule.Get().CreateAssetWithDialog(Name, FPackageName::GetLongPackagePath(PackageName), UMaterialFunctionInstance::StaticClass(), Factory);
|
|
}
|
|
|
|
UMaterialFunctionInstance* ChildInstance = Cast<UMaterialFunctionInstance>(Child);
|
|
if (ChildInstance)
|
|
{
|
|
if (ChildInstance->IsTemplate(RF_ClassDefaultObject) == false)
|
|
{
|
|
ChildInstance->MarkPackageDirty();
|
|
ChildInstance->SetParent(Object);
|
|
UMaterialInstance* EditedInstance = Cast<UMaterialInstance>(FunctionPreviewMaterial);
|
|
if (EditedInstance)
|
|
{
|
|
ChildInstance->ScalarParameterValues = EditedInstance->ScalarParameterValues;
|
|
ChildInstance->VectorParameterValues = EditedInstance->VectorParameterValues;
|
|
ChildInstance->TextureParameterValues = EditedInstance->TextureParameterValues;
|
|
ChildInstance->RuntimeVirtualTextureParameterValues = EditedInstance->RuntimeVirtualTextureParameterValues;
|
|
ChildInstance->FontParameterValues = EditedInstance->FontParameterValues;
|
|
|
|
const FStaticParameterSet& StaticParameters = EditedInstance->GetStaticParameters();
|
|
ChildInstance->StaticSwitchParameterValues = StaticParameters.StaticSwitchParameters;
|
|
ChildInstance->StaticComponentMaskParameterValues = StaticParameters.StaticComponentMaskParameters;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return FReply::Handled();
|
|
}
|
|
|
|
bool FMaterialPropertyHelpers::IsOverriddenExpression(UDEditorParameterValue* Parameter)
|
|
{
|
|
return Parameter->bOverride != 0;
|
|
}
|
|
|
|
ECheckBoxState FMaterialPropertyHelpers::IsOverriddenExpressionCheckbox(UDEditorParameterValue* Parameter)
|
|
{
|
|
return IsOverriddenExpression(Parameter) ? ECheckBoxState::Checked : ECheckBoxState::Unchecked;
|
|
}
|
|
|
|
void FMaterialPropertyHelpers::OnOverrideParameter(bool NewValue, class UDEditorParameterValue* Parameter, UMaterialEditorInstanceConstant* MaterialEditorInstance)
|
|
{
|
|
const FScopedTransaction Transaction( LOCTEXT( "OverrideParameter", "Override Parameter" ) );
|
|
Parameter->Modify();
|
|
Parameter->bOverride = NewValue;
|
|
|
|
// Fire off a dummy event to the material editor instance, so it knows to update the material, then refresh the viewports.
|
|
FPropertyChangedEvent OverrideEvent(NULL);
|
|
MaterialEditorInstance->PostEditChangeProperty( OverrideEvent );
|
|
FEditorSupportDelegates::RedrawAllViewports.Broadcast();
|
|
FEditorSupportDelegates::UpdateUI.Broadcast();
|
|
}
|
|
|
|
FText FMaterialPropertyHelpers::GetParameterExpressionDescription(UDEditorParameterValue* Parameter, UObject* MaterialEditorInstance)
|
|
{
|
|
if (Parameter->ExpressionId.IsValid())
|
|
{
|
|
UMaterial* BaseMaterial = nullptr;
|
|
|
|
UMaterialEditorInstanceConstant* MaterialInstanceEditor = Cast<UMaterialEditorInstanceConstant>(MaterialEditorInstance);
|
|
if (MaterialInstanceEditor)
|
|
{
|
|
BaseMaterial = MaterialInstanceEditor->SourceInstance->GetMaterial();
|
|
}
|
|
UMaterialEditorPreviewParameters* MaterialEditor = Cast<UMaterialEditorPreviewParameters>(MaterialEditorInstance);
|
|
if (MaterialEditor)
|
|
{
|
|
BaseMaterial = MaterialEditor->OriginalMaterial;
|
|
}
|
|
|
|
// TODO: This needs to support functions added by SourceInstance layers
|
|
if (BaseMaterial)
|
|
{
|
|
UMaterialExpression* MaterialExpression = BaseMaterial->FindExpressionByGUID<UMaterialExpression>(Parameter->ExpressionId);
|
|
|
|
if (MaterialExpression)
|
|
{
|
|
return FText::FromString(MaterialExpression->Desc);
|
|
}
|
|
}
|
|
}
|
|
|
|
return FText::GetEmpty();
|
|
}
|
|
|
|
FText FMaterialPropertyHelpers::GetParameterTooltip(UDEditorParameterValue* Parameter, UObject* MaterialEditorInstance)
|
|
{
|
|
UMaterial* BaseMaterial = nullptr;
|
|
FText FoundInLocationText = FText::FromString(FPaths::GetBaseFilename(Parameter->ParameterInfo.ParameterLocation.GetAssetPathName().ToString()));
|
|
UMaterialEditorInstanceConstant* MaterialInstanceEditor = Cast<UMaterialEditorInstanceConstant>(MaterialEditorInstance);
|
|
if (MaterialInstanceEditor)
|
|
{
|
|
BaseMaterial = MaterialInstanceEditor->SourceInstance->GetMaterial();
|
|
}
|
|
UMaterialEditorPreviewParameters* MaterialEditor = Cast<UMaterialEditorPreviewParameters>(MaterialEditorInstance);
|
|
if (MaterialEditor)
|
|
{
|
|
BaseMaterial = MaterialEditor->OriginalMaterial;
|
|
}
|
|
|
|
// TODO: This needs to support functions added by SourceInstance layers
|
|
if (BaseMaterial)
|
|
{
|
|
UMaterialExpression* MaterialExpression = BaseMaterial->FindExpressionByGUID<UMaterialExpression>(Parameter->ExpressionId);
|
|
|
|
if (MaterialExpression)
|
|
{
|
|
FText TooltipText = FText::Format(LOCTEXT("ParameterInfoLocationOnly", "Found in: {0}"), FoundInLocationText);
|
|
if (!MaterialExpression->Desc.IsEmpty())
|
|
{
|
|
TooltipText = FText::Format(LOCTEXT("ParameterInfoDescAndLocation", "{0} \nFound in: {1}"), FText::FromString(MaterialExpression->Desc), FoundInLocationText);
|
|
}
|
|
return TooltipText;
|
|
}
|
|
}
|
|
|
|
return FText::GetEmpty();
|
|
}
|
|
|
|
|
|
void FMaterialPropertyHelpers::ResetToDefault(TSharedPtr<IPropertyHandle> PropertyHandle, class UDEditorParameterValue* Parameter, UMaterialEditorInstanceConstant* MaterialEditorInstance)
|
|
{
|
|
const FScopedTransaction Transaction( LOCTEXT( "ResetToDefault", "Reset To Default" ) );
|
|
Parameter->Modify();
|
|
|
|
const FMaterialParameterInfo& ParameterInfo = Parameter->ParameterInfo;
|
|
|
|
UDEditorScalarParameterValue* ScalarParam = Cast<UDEditorScalarParameterValue>(Parameter);
|
|
UDEditorVectorParameterValue* VectorParam = Cast<UDEditorVectorParameterValue>(Parameter);
|
|
UDEditorTextureParameterValue* TextureParam = Cast<UDEditorTextureParameterValue>(Parameter);
|
|
UDEditorRuntimeVirtualTextureParameterValue* RuntimeVirtualTextureParam = Cast<UDEditorRuntimeVirtualTextureParameterValue>(Parameter);
|
|
UDEditorFontParameterValue* FontParam = Cast<UDEditorFontParameterValue>(Parameter);
|
|
UDEditorStaticSwitchParameterValue* SwitchParam = Cast<UDEditorStaticSwitchParameterValue>(Parameter);
|
|
UDEditorStaticComponentMaskParameterValue* CompMaskParam = Cast<UDEditorStaticComponentMaskParameterValue>(Parameter);
|
|
UDEditorMaterialLayersParameterValue* LayersParam = Cast<UDEditorMaterialLayersParameterValue>(Parameter);
|
|
|
|
if (ScalarParam)
|
|
{
|
|
float OutValue;
|
|
if (MaterialEditorInstance->SourceInstance->GetScalarParameterDefaultValue(ParameterInfo, OutValue))
|
|
{
|
|
ScalarParam->ParameterValue = OutValue;
|
|
MaterialEditorInstance->CopyToSourceInstance();
|
|
}
|
|
}
|
|
else if (VectorParam)
|
|
{
|
|
FLinearColor OutValue;
|
|
if (MaterialEditorInstance->SourceInstance->GetVectorParameterDefaultValue(ParameterInfo, OutValue))
|
|
{
|
|
VectorParam->ParameterValue = OutValue;
|
|
MaterialEditorInstance->CopyToSourceInstance();
|
|
}
|
|
}
|
|
else if (TextureParam)
|
|
{
|
|
UTexture* OutValue;
|
|
if (MaterialEditorInstance->SourceInstance->GetTextureParameterDefaultValue(ParameterInfo, OutValue))
|
|
{
|
|
TextureParam->ParameterValue = OutValue;
|
|
MaterialEditorInstance->CopyToSourceInstance();
|
|
}
|
|
}
|
|
else if (RuntimeVirtualTextureParam)
|
|
{
|
|
URuntimeVirtualTexture* OutValue;
|
|
if (MaterialEditorInstance->SourceInstance->GetRuntimeVirtualTextureParameterDefaultValue(ParameterInfo, OutValue))
|
|
{
|
|
RuntimeVirtualTextureParam->ParameterValue = OutValue;
|
|
MaterialEditorInstance->CopyToSourceInstance();
|
|
}
|
|
}
|
|
else if (FontParam)
|
|
{
|
|
UFont* OutFontValue;
|
|
int32 OutFontPage;
|
|
if (MaterialEditorInstance->SourceInstance->GetFontParameterDefaultValue(ParameterInfo, OutFontValue, OutFontPage))
|
|
{
|
|
FontParam->ParameterValue.FontValue = OutFontValue;
|
|
FontParam->ParameterValue.FontPage = OutFontPage;
|
|
MaterialEditorInstance->CopyToSourceInstance();
|
|
}
|
|
}
|
|
else if (SwitchParam)
|
|
{
|
|
bool OutValue;
|
|
FGuid TempGuid(0,0,0,0);
|
|
if (MaterialEditorInstance->SourceInstance->GetStaticSwitchParameterDefaultValue(ParameterInfo, OutValue, TempGuid))
|
|
{
|
|
SwitchParam->ParameterValue = OutValue;
|
|
MaterialEditorInstance->CopyToSourceInstance();
|
|
}
|
|
}
|
|
else if (CompMaskParam)
|
|
{
|
|
bool OutValue[4];
|
|
FGuid TempGuid(0,0,0,0);
|
|
if (MaterialEditorInstance->SourceInstance->GetStaticComponentMaskParameterDefaultValue(ParameterInfo, OutValue[0], OutValue[1], OutValue[2], OutValue[3], TempGuid))
|
|
{
|
|
CompMaskParam->ParameterValue.R = OutValue[0];
|
|
CompMaskParam->ParameterValue.G = OutValue[1];
|
|
CompMaskParam->ParameterValue.B = OutValue[2];
|
|
CompMaskParam->ParameterValue.A = OutValue[3];
|
|
MaterialEditorInstance->CopyToSourceInstance();
|
|
}
|
|
}
|
|
}
|
|
|
|
void FMaterialPropertyHelpers::ResetLayerAssetToDefault(TSharedPtr<IPropertyHandle> InPropertyHandle, UDEditorParameterValue* InParameter, TEnumAsByte<EMaterialParameterAssociation> InAssociation, int32 Index, UMaterialEditorInstanceConstant* MaterialEditorInstance)
|
|
{
|
|
|
|
const FScopedTransaction Transaction(LOCTEXT("ResetToDefault", "Reset To Default"));
|
|
InParameter->Modify();
|
|
|
|
const FMaterialParameterInfo& ParameterInfo = InParameter->ParameterInfo;
|
|
UDEditorMaterialLayersParameterValue* LayersParam = Cast<UDEditorMaterialLayersParameterValue>(InParameter);
|
|
|
|
if (LayersParam)
|
|
{
|
|
FMaterialLayersFunctions LayersValue;
|
|
FGuid TempGuid(0, 0, 0, 0);
|
|
if (MaterialEditorInstance->Parent->GetMaterialLayersParameterValue(ParameterInfo, LayersValue, TempGuid))
|
|
{
|
|
FMaterialLayersFunctions StoredValue = LayersParam->ParameterValue;
|
|
if (InAssociation == EMaterialParameterAssociation::BlendParameter)
|
|
{
|
|
if (Index < LayersValue.Blends.Num())
|
|
{
|
|
StoredValue.Blends[Index] = LayersValue.Blends[Index];
|
|
}
|
|
else
|
|
{
|
|
StoredValue.Blends[Index] = nullptr;
|
|
MaterialEditorInstance->StoredBlendPreviews[Index] = nullptr;
|
|
}
|
|
}
|
|
else if (InAssociation == EMaterialParameterAssociation::LayerParameter)
|
|
{
|
|
if (Index < LayersValue.Layers.Num())
|
|
{
|
|
StoredValue.Layers[Index] = LayersValue.Layers[Index];
|
|
}
|
|
else
|
|
{
|
|
StoredValue.Layers[Index] = nullptr;
|
|
MaterialEditorInstance->StoredLayerPreviews[Index] = nullptr;
|
|
}
|
|
}
|
|
LayersParam->ParameterValue = StoredValue;
|
|
}
|
|
}
|
|
|
|
FPropertyChangedEvent OverrideEvent(NULL);
|
|
MaterialEditorInstance->PostEditChangeProperty(OverrideEvent);
|
|
FEditorSupportDelegates::RedrawAllViewports.Broadcast();
|
|
FEditorSupportDelegates::UpdateUI.Broadcast();
|
|
|
|
}
|
|
|
|
bool FMaterialPropertyHelpers::ShouldLayerAssetShowResetToDefault(TSharedPtr<IPropertyHandle> InPropertyHandle, TSharedPtr<FSortedParamData> InParameterData, UMaterialInterface* InMaterial)
|
|
{
|
|
if (!InParameterData->Parameter)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
TArray<class UMaterialFunctionInterface*> StoredAssets;
|
|
TArray<class UMaterialFunctionInterface*> ParentAssets;
|
|
|
|
const FMaterialParameterInfo& ParameterInfo = InParameterData->Parameter->ParameterInfo;
|
|
int32 Index = InParameterData->ParameterInfo.Index;
|
|
UDEditorMaterialLayersParameterValue* LayersParam = Cast<UDEditorMaterialLayersParameterValue>(InParameterData->Parameter);
|
|
if (LayersParam)
|
|
{
|
|
FMaterialLayersFunctions LayersValue;
|
|
FGuid TempGuid(0, 0, 0, 0);
|
|
if (InMaterial->GetMaterialLayersParameterValue(ParameterInfo, LayersValue, TempGuid))
|
|
{
|
|
FMaterialLayersFunctions StoredValue = LayersParam->ParameterValue;
|
|
if (InParameterData->ParameterInfo.Association == EMaterialParameterAssociation::BlendParameter)
|
|
{
|
|
StoredAssets = StoredValue.Blends;
|
|
ParentAssets = LayersValue.Blends;
|
|
|
|
}
|
|
else if (InParameterData->ParameterInfo.Association == EMaterialParameterAssociation::LayerParameter)
|
|
{
|
|
StoredAssets = StoredValue.Layers;
|
|
ParentAssets = LayersValue.Layers;
|
|
}
|
|
|
|
// Compare to the parent MaterialFunctionInterface array
|
|
if (Index < ParentAssets.Num())
|
|
{
|
|
if (StoredAssets[Index] == ParentAssets[Index])
|
|
{
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
else if (StoredAssets[Index] != nullptr)
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool FMaterialPropertyHelpers::ShouldShowResetToDefault(TSharedPtr<IPropertyHandle> InPropertyHandle, UDEditorParameterValue* InParameter, UMaterialEditorInstanceConstant* MaterialEditorInstance)
|
|
{
|
|
const FMaterialParameterInfo& ParameterInfo = InParameter->ParameterInfo;
|
|
|
|
UDEditorFontParameterValue* FontParam = Cast<UDEditorFontParameterValue>(InParameter);
|
|
UDEditorScalarParameterValue* ScalarParam = Cast<UDEditorScalarParameterValue>(InParameter);
|
|
UDEditorStaticComponentMaskParameterValue* CompMaskParam = Cast<UDEditorStaticComponentMaskParameterValue>(InParameter);
|
|
UDEditorStaticSwitchParameterValue* SwitchParam = Cast<UDEditorStaticSwitchParameterValue>(InParameter);
|
|
UDEditorTextureParameterValue* TextureParam = Cast<UDEditorTextureParameterValue>(InParameter);
|
|
UDEditorRuntimeVirtualTextureParameterValue* RuntimeVirtualTextureParam = Cast<UDEditorRuntimeVirtualTextureParameterValue>(InParameter);
|
|
UDEditorVectorParameterValue* VectorParam = Cast<UDEditorVectorParameterValue>(InParameter);
|
|
|
|
if (ScalarParam)
|
|
{
|
|
float OutValue;
|
|
if (MaterialEditorInstance->SourceInstance->GetScalarParameterDefaultValue(ParameterInfo, OutValue))
|
|
{
|
|
if (ScalarParam->ParameterValue != OutValue)
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
else if (FontParam)
|
|
{
|
|
UFont* OutFontValue;
|
|
int32 OutFontPage;
|
|
if (MaterialEditorInstance->SourceInstance->GetFontParameterDefaultValue(ParameterInfo, OutFontValue, OutFontPage))
|
|
{
|
|
if (FontParam->ParameterValue.FontValue != OutFontValue ||
|
|
FontParam->ParameterValue.FontPage != OutFontPage)
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
else if (TextureParam)
|
|
{
|
|
UTexture* OutValue;
|
|
if (MaterialEditorInstance->SourceInstance->GetTextureParameterDefaultValue(ParameterInfo, OutValue))
|
|
{
|
|
if (TextureParam->ParameterValue != OutValue)
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
else if (RuntimeVirtualTextureParam)
|
|
{
|
|
URuntimeVirtualTexture* OutValue;
|
|
if (MaterialEditorInstance->SourceInstance->GetRuntimeVirtualTextureParameterDefaultValue(ParameterInfo, OutValue))
|
|
{
|
|
if (RuntimeVirtualTextureParam->ParameterValue != OutValue)
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
else if (VectorParam)
|
|
{
|
|
FLinearColor OutValue;
|
|
if (MaterialEditorInstance->SourceInstance->GetVectorParameterDefaultValue(ParameterInfo, OutValue))
|
|
{
|
|
if (VectorParam->ParameterValue != OutValue)
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
else if (SwitchParam)
|
|
{
|
|
bool OutValue;
|
|
FGuid TempGuid(0, 0, 0, 0);
|
|
if (MaterialEditorInstance->SourceInstance->GetStaticSwitchParameterDefaultValue(ParameterInfo, OutValue, TempGuid))
|
|
{
|
|
if (SwitchParam->ParameterValue != OutValue)
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
else if (CompMaskParam)
|
|
{
|
|
bool OutValue[4];
|
|
FGuid TempGuid(0, 0, 0, 0);
|
|
if (MaterialEditorInstance->SourceInstance->GetStaticComponentMaskParameterDefaultValue(ParameterInfo, OutValue[0], OutValue[1], OutValue[2], OutValue[3], TempGuid))
|
|
{
|
|
if (CompMaskParam->ParameterValue.R != OutValue[0] ||
|
|
CompMaskParam->ParameterValue.G != OutValue[1] ||
|
|
CompMaskParam->ParameterValue.B != OutValue[2] ||
|
|
CompMaskParam->ParameterValue.A != OutValue[3])
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
FEditorParameterGroup& FMaterialPropertyHelpers::GetParameterGroup(UMaterial* InMaterial, FName& ParameterGroup, TArray<struct FEditorParameterGroup>& ParameterGroups)
|
|
{
|
|
if (ParameterGroup == TEXT(""))
|
|
{
|
|
ParameterGroup = TEXT("None");
|
|
}
|
|
for (int32 i = 0; i < ParameterGroups.Num(); i++)
|
|
{
|
|
FEditorParameterGroup& Group = ParameterGroups[i];
|
|
if (Group.GroupName == ParameterGroup)
|
|
{
|
|
return Group;
|
|
}
|
|
}
|
|
int32 ind = ParameterGroups.AddZeroed(1);
|
|
FEditorParameterGroup& Group = ParameterGroups[ind];
|
|
Group.GroupName = ParameterGroup;
|
|
UMaterial* ParentMaterial = InMaterial;
|
|
int32 NewSortPriority;
|
|
if (ParentMaterial->GetGroupSortPriority(ParameterGroup.ToString(), NewSortPriority))
|
|
{
|
|
Group.GroupSortPriority = NewSortPriority;
|
|
}
|
|
else
|
|
{
|
|
Group.GroupSortPriority = 0;
|
|
}
|
|
Group.GroupAssociation = EMaterialParameterAssociation::GlobalParameter;
|
|
|
|
return Group;
|
|
}
|
|
|
|
void FMaterialPropertyHelpers::GetVectorChannelMaskComboBoxStrings(TArray<TSharedPtr<FString>>& OutComboBoxStrings, TArray<TSharedPtr<SToolTip>>& OutToolTips, TArray<bool>& OutRestrictedItems)
|
|
{
|
|
const UEnum* ChannelEnum = StaticEnum<EChannelMaskParameterColor::Type>();
|
|
check(ChannelEnum);
|
|
|
|
// Add RGBA string options (Note: Exclude the "::Max" entry)
|
|
const int32 NumEnums = ChannelEnum->NumEnums() - 1;
|
|
for (int32 Entry = 0; Entry < NumEnums; ++Entry)
|
|
{
|
|
FText EnumName = ChannelEnum->GetDisplayNameTextByIndex(Entry);
|
|
|
|
OutComboBoxStrings.Add(MakeShared<FString>(EnumName.ToString()));
|
|
OutToolTips.Add(SNew(SToolTip).Text(EnumName));
|
|
OutRestrictedItems.Add(false);
|
|
}
|
|
}
|
|
|
|
FString FMaterialPropertyHelpers::GetVectorChannelMaskValue(UDEditorParameterValue* InParameter)
|
|
{
|
|
UDEditorVectorParameterValue* VectorParam = Cast<UDEditorVectorParameterValue>(InParameter);
|
|
check(VectorParam && VectorParam->bIsUsedAsChannelMask);
|
|
|
|
const UEnum* ChannelEnum = StaticEnum<EChannelMaskParameterColor::Type>();
|
|
check(ChannelEnum);
|
|
|
|
// Convert from vector to RGBA string
|
|
int64 ChannelType = 0;
|
|
|
|
if (VectorParam->ParameterValue.R > 0.0f)
|
|
{
|
|
ChannelType = EChannelMaskParameterColor::Red;
|
|
}
|
|
else if (VectorParam->ParameterValue.G > 0.0f)
|
|
{
|
|
ChannelType = EChannelMaskParameterColor::Green;
|
|
}
|
|
else if (VectorParam->ParameterValue.B > 0.0f)
|
|
{
|
|
ChannelType = EChannelMaskParameterColor::Blue;
|
|
}
|
|
else
|
|
{
|
|
ChannelType = EChannelMaskParameterColor::Alpha;
|
|
}
|
|
|
|
return ChannelEnum->GetDisplayNameTextByValue(ChannelType).ToString();
|
|
}
|
|
|
|
void FMaterialPropertyHelpers::SetVectorChannelMaskValue(const FString& StringValue, TSharedPtr<IPropertyHandle> PropertyHandle, UDEditorParameterValue* InParameter, UObject* MaterialEditorInstance)
|
|
{
|
|
UDEditorVectorParameterValue* VectorParam = Cast<UDEditorVectorParameterValue>(InParameter);
|
|
check(VectorParam && VectorParam->bIsUsedAsChannelMask);
|
|
|
|
const UEnum* ChannelEnum = StaticEnum<EChannelMaskParameterColor::Type>();
|
|
check(ChannelEnum);
|
|
|
|
// Convert from RGBA string to vector
|
|
int64 ChannelValue = ChannelEnum->GetValueByNameString(StringValue);
|
|
FLinearColor NewValue;
|
|
|
|
switch (ChannelValue)
|
|
{
|
|
case EChannelMaskParameterColor::Red:
|
|
NewValue = FLinearColor(1.0f, 0.0f, 0.0f, 0.0f); break;
|
|
case EChannelMaskParameterColor::Green:
|
|
NewValue = FLinearColor(0.0f, 1.0f, 0.0f, 0.0f); break;
|
|
case EChannelMaskParameterColor::Blue:
|
|
NewValue = FLinearColor(0.0f, 0.0f, 1.0f, 0.0f); break;
|
|
default:
|
|
NewValue = FLinearColor(0.0f, 0.0f, 0.0f, 1.0f);
|
|
}
|
|
|
|
// If changed, propagate the update
|
|
if (VectorParam->ParameterValue != NewValue)
|
|
{
|
|
const FScopedTransaction Transaction(LOCTEXT("SetVectorChannelMaskValue", "Set Vector Channel Mask Value"));
|
|
VectorParam->Modify();
|
|
|
|
PropertyHandle->NotifyPreChange();
|
|
VectorParam->ParameterValue = NewValue;
|
|
|
|
UMaterialEditorInstanceConstant* MaterialInstanceEditor = Cast<UMaterialEditorInstanceConstant>(MaterialEditorInstance);
|
|
if (MaterialInstanceEditor)
|
|
{
|
|
MaterialInstanceEditor->CopyToSourceInstance();
|
|
}
|
|
|
|
PropertyHandle->NotifyPostChange(EPropertyChangeType::ValueSet);
|
|
}
|
|
}
|
|
|
|
TArray<UFactory*> FMaterialPropertyHelpers::GetAssetFactories(EMaterialParameterAssociation AssetType)
|
|
{
|
|
TArray<UFactory*> NewAssetFactories;
|
|
switch (AssetType)
|
|
{
|
|
case LayerParameter:
|
|
{
|
|
// NewAssetFactories.Add(NewObject<UMaterialFunctionMaterialLayerFactory>());
|
|
break;
|
|
}
|
|
case BlendParameter:
|
|
{
|
|
// NewAssetFactories.Add(NewObject<UMaterialFunctionMaterialLayerBlendFactory>());
|
|
break;
|
|
}
|
|
case GlobalParameter:
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return NewAssetFactories;
|
|
}
|
|
|
|
|
|
TSharedRef<SWidget> FMaterialPropertyHelpers::MakeStackReorderHandle(TSharedPtr<SMaterialLayersFunctionsInstanceTreeItem> InOwningStack)
|
|
{
|
|
TSharedRef<SLayerHandle> Handle = SNew(SLayerHandle)
|
|
.Content()
|
|
[
|
|
SNew(SHorizontalBox)
|
|
+ SHorizontalBox::Slot()
|
|
.Padding(5.0f, 0.0f)
|
|
[
|
|
SNew(SImage)
|
|
.Image(FCoreStyle::Get().GetBrush("VerticalBoxDragIndicatorShort"))
|
|
]
|
|
]
|
|
.OwningStack(InOwningStack);
|
|
return Handle;
|
|
}
|
|
|
|
bool FMaterialPropertyHelpers::OnShouldSetCurveAsset(const FAssetData& AssetData, TSoftObjectPtr<class UCurveLinearColorAtlas> InAtlas)
|
|
{
|
|
UCurveLinearColorAtlas* Atlas = Cast<UCurveLinearColorAtlas>(InAtlas.Get());
|
|
if (!Atlas)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
for (UCurveLinearColor* GradientCurve : Atlas->GradientCurves)
|
|
{
|
|
if (!GradientCurve || !GradientCurve->GetOutermost())
|
|
{
|
|
continue;
|
|
}
|
|
|
|
if (GradientCurve->GetOutermost()->GetPathName() == AssetData.PackageName.ToString())
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool FMaterialPropertyHelpers::OnShouldFilterCurveAsset(const FAssetData& AssetData, TSoftObjectPtr<class UCurveLinearColorAtlas> InAtlas)
|
|
{
|
|
return !OnShouldSetCurveAsset(AssetData, InAtlas);
|
|
}
|
|
|
|
void FMaterialPropertyHelpers::SetPositionFromCurveAsset(const FAssetData& AssetData, TSoftObjectPtr<class UCurveLinearColorAtlas> InAtlas, UDEditorScalarParameterValue* InParameter, TSharedPtr<IPropertyHandle> PropertyHandle, UObject* MaterialEditorInstance)
|
|
{
|
|
UCurveLinearColorAtlas* Atlas = Cast<UCurveLinearColorAtlas>(InAtlas.Get());
|
|
UCurveLinearColor* Curve = Cast<UCurveLinearColor>(AssetData.GetAsset());
|
|
if (!Atlas || !Curve)
|
|
{
|
|
return;
|
|
}
|
|
int32 Index = Atlas->GradientCurves.Find(Curve);
|
|
if (Index == INDEX_NONE)
|
|
{
|
|
return;
|
|
}
|
|
|
|
float NewValue = (float)Index;
|
|
|
|
// If changed, propagate the update
|
|
if (InParameter->ParameterValue != NewValue)
|
|
{
|
|
const FScopedTransaction Transaction(LOCTEXT("SetScalarAtlasPositionValue", "Set Scalar Atlas Position Value"));
|
|
InParameter->Modify();
|
|
|
|
InParameter->AtlasData.Curve = TSoftObjectPtr<UCurveLinearColor>(FSoftObjectPath(Curve->GetPathName()));
|
|
InParameter->ParameterValue = NewValue;
|
|
UMaterialEditorInstanceConstant* MaterialInstanceEditor = Cast<UMaterialEditorInstanceConstant>(MaterialEditorInstance);
|
|
if (MaterialInstanceEditor)
|
|
{
|
|
MaterialInstanceEditor->CopyToSourceInstance();
|
|
}
|
|
}
|
|
}
|
|
|
|
void FMaterialPropertyHelpers::ResetCurveToDefault(TSharedPtr<IPropertyHandle> PropertyHandle, UDEditorParameterValue* Parameter, UMaterialEditorInstanceConstant* MaterialEditorInstance)
|
|
{
|
|
const FScopedTransaction Transaction(LOCTEXT("ResetToDefault", "Reset To Default"));
|
|
Parameter->Modify();
|
|
const FMaterialParameterInfo& ParameterInfo = Parameter->ParameterInfo;
|
|
|
|
UDEditorScalarParameterValue* ScalarParam = Cast<UDEditorScalarParameterValue>(Parameter);
|
|
|
|
if (ScalarParam)
|
|
{
|
|
float OutValue;
|
|
if (MaterialEditorInstance->SourceInstance->GetScalarParameterDefaultValue(ParameterInfo, OutValue))
|
|
{
|
|
ScalarParam->ParameterValue = OutValue;
|
|
|
|
// Purge cached values, which will cause non-default values for the atlas data to be returned by IsScalarParameterUsedAsAtlasPosition
|
|
MaterialEditorInstance->SourceInstance->ClearParameterValuesEditorOnly();
|
|
|
|
// Update the atlas data from default values
|
|
bool TempBool;
|
|
MaterialEditorInstance->SourceInstance->IsScalarParameterUsedAsAtlasPosition(ParameterInfo, TempBool, ScalarParam->AtlasData.Curve, ScalarParam->AtlasData.Atlas);
|
|
MaterialEditorInstance->CopyToSourceInstance();
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
#undef LOCTEXT_NAMESPACE
|
|
|