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#rb tyson.brochu #preflight 62211dad4e07145cce561fd4 #jira none #rnx #ROBOMERGE-AUTHOR: ryan.schmidt #ROBOMERGE-SOURCE: CL 19252433 in //UE5/Release-5.0/... via CL 19252680 #ROBOMERGE-BOT: UE5 (Release-Engine-Staging -> Main) (v924-19243027) [CL 19263458 by ryan schmidt in ue5-main branch]
68 lines
2.4 KiB
C++
68 lines
2.4 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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// predeclare engine types
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class UStaticMesh;
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class UActorComponent;
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struct FMeshBuildSettings;
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struct FMeshDescription;
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namespace UE
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{
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namespace MeshDescription
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{
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//
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// Utility functions to preprocess a MeshDescription so that it is suitable for use in Modeling Tools, ie with fully-populated
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// autogen normals/tangents/etc.
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//
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/**
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* Populate any auto-generated attributes of a FMeshDescription that are currently invalid (eg Normals/Tangents, which may be zero until calculated)
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*/
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MODELINGCOMPONENTS_API void InitializeAutoGeneratedAttributes(FMeshDescription& Mesh, const FMeshBuildSettings* BuildSettings);
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/**
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* Populate any auto-generated attributes of a FMeshDescription that are currently invalid (eg Normals/Tangents, which may be zero until calculated)
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* @param StaticMesh BuildSettings for the Mesh are fetched from this UStaticMesh
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* @param SourceLOD BuildSettings from this LOD Index are used
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*/
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MODELINGCOMPONENTS_API void InitializeAutoGeneratedAttributes(FMeshDescription& Mesh, UStaticMesh* StaticMesh, int32 SourceLOD);
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/**
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* Populate any auto-generated attributes of a FMeshDescription that are currently invalid (eg Normals/Tangents, which may be zero until calculated)
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* @param StaticMeshComponent BuildSettings for the Mesh are fetched from this Component's UStaticMesh
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* @param SourceLOD BuildSettings from this LOD Index are used
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*/
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MODELINGCOMPONENTS_API void InitializeAutoGeneratedAttributes(FMeshDescription& Mesh, UActorComponent* StaticMeshComponent, int32 SourceLOD);
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//
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// Utility functions to update UStaticMesh build settings
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//
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/** How to update a boolean build setting */
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enum class MODELINGCOMPONENTS_API EBuildSettingBoolChange
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{
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Disable,
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Enable,
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NoChange
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};
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/** Set of changes to apply to StaticMesh Build Settings */
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struct MODELINGCOMPONENTS_API FStaticMeshBuildSettingChange
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{
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EBuildSettingBoolChange AutoGeneratedNormals = EBuildSettingBoolChange::NoChange;
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EBuildSettingBoolChange AutoGeneratedTangents = EBuildSettingBoolChange::NoChange;
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EBuildSettingBoolChange UseMikkTSpaceTangents = EBuildSettingBoolChange::NoChange;
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};
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/** Utility function to apply build settings changes to a UStaticMesh */
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MODELINGCOMPONENTS_API void ConfigureBuildSettings(UStaticMesh* StaticMesh, int32 SourceLOD,
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FStaticMeshBuildSettingChange NewSettings);
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}
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} |