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c88979ff98
#rb paul.chipchase #fyi chris.gagnon [CL 7530879 by sebastian nordgren in Dev-Editor branch]
96 lines
3.9 KiB
C++
96 lines
3.9 KiB
C++
// Copyright 1998-2019 Epic Games, Inc. All Rights Reserved.
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#include "MeshMergingSettingsCustomization.h"
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#include "Engine/MeshMerging.h"
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#include "Misc/Attribute.h"
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#include "UObject/UnrealType.h"
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#include "PropertyHandle.h"
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#include "DetailLayoutBuilder.h"
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#include "IDetailPropertyRow.h"
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#include "DetailCategoryBuilder.h"
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#include "PropertyRestriction.h"
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#define LOCTEXT_NAMESPACE "FMeshMergingSettingCustomization"
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FMeshMergingSettingsObjectCustomization::~FMeshMergingSettingsObjectCustomization()
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{
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}
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void FMeshMergingSettingsObjectCustomization::CustomizeDetails(IDetailLayoutBuilder& LayoutBuilder)
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{
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TSharedRef<IPropertyHandle> SettingsHandle = LayoutBuilder.GetProperty(FName("UMeshMergingSettingsObject.Settings"));
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FName MeshCategory("MeshSettings");
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IDetailCategoryBuilder& MeshCategoryBuilder = LayoutBuilder.EditCategory(MeshCategory);
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TArray<TSharedRef<IPropertyHandle>> SimpleDefaultProperties;
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MeshCategoryBuilder.GetDefaultProperties(SimpleDefaultProperties, true, true);
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MeshCategoryBuilder.AddProperty(SettingsHandle);
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FName CategoryMetaData("Category");
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for (TSharedRef<IPropertyHandle> Property: SimpleDefaultProperties)
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{
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const FString& CategoryName = Property->GetMetaData(CategoryMetaData);
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IDetailCategoryBuilder& CategoryBuilder = LayoutBuilder.EditCategory(*CategoryName);
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IDetailPropertyRow& PropertyRow = CategoryBuilder.AddProperty(Property);
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if (Property->GetProperty()->GetFName() == GET_MEMBER_NAME_CHECKED(FMeshMergingSettings, SpecificLOD))
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{
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static const FName EditConditionName = "EnumCondition";
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int32 EnumCondition = Property->GetIntMetaData(EditConditionName);
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PropertyRow.Visibility(TAttribute<EVisibility>::Create(TAttribute<EVisibility>::FGetter::CreateSP(this, &FMeshMergingSettingsObjectCustomization::ArePropertiesVisible, EnumCondition)));
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}
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else if (Property->GetProperty()->GetFName() == GET_MEMBER_NAME_CHECKED(FMeshMergingSettings, LODSelectionType))
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{
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EnumProperty = Property;
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TSharedPtr<FPropertyRestriction> EnumRestriction = MakeShareable(new FPropertyRestriction(LOCTEXT("NoSupport","Unable to support this option in Merge Actor")));
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const UEnum* const MeshLODSelectionTypeEnum = StaticEnum<EMeshLODSelectionType>();
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EnumRestriction->AddDisabledValue(MeshLODSelectionTypeEnum->GetNameStringByValue((uint8)EMeshLODSelectionType::CalculateLOD));
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EnumProperty->AddRestriction(EnumRestriction.ToSharedRef());
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}
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}
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FName MaterialCategory("MaterialSettings");
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IDetailCategoryBuilder& MaterialCategoryBuilder = LayoutBuilder.EditCategory(MaterialCategory);
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SimpleDefaultProperties.Empty();
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MaterialCategoryBuilder.GetDefaultProperties(SimpleDefaultProperties, true, true);
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for (TSharedRef<IPropertyHandle> Property : SimpleDefaultProperties)
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{
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const FString& CategoryName = Property->GetMetaData(CategoryMetaData);
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IDetailCategoryBuilder& CategoryBuilder = LayoutBuilder.EditCategory(*CategoryName);
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IDetailPropertyRow& PropertyRow = CategoryBuilder.AddProperty(Property);
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// Disable material settings if we are exporting all LODs (no support for material baking in this case)
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if (CategoryName.Compare("MaterialSettings") == 0)
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{
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PropertyRow.IsEnabled(TAttribute<bool>::Create(TAttribute<bool>::FGetter::CreateSP(this, &FMeshMergingSettingsObjectCustomization::AreMaterialPropertiesEnabled)));
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}
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}
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}
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TSharedRef<IDetailCustomization> FMeshMergingSettingsObjectCustomization::MakeInstance()
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{
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return MakeShareable(new FMeshMergingSettingsObjectCustomization);
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}
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EVisibility FMeshMergingSettingsObjectCustomization::ArePropertiesVisible(const int32 VisibleType) const
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{
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uint8 CurrentEnumValue = 0;
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EnumProperty->GetValue(CurrentEnumValue);
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return (CurrentEnumValue == VisibleType) ? EVisibility::Visible : EVisibility::Collapsed;
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}
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bool FMeshMergingSettingsObjectCustomization::AreMaterialPropertiesEnabled() const
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{
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uint8 CurrentEnumValue = 0;
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EnumProperty->GetValue(CurrentEnumValue);
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return !(CurrentEnumValue == (uint8)EMeshLODSelectionType::AllLODs);
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}
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#undef LOCTEXT_NAMESPACE
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