// Copyright Epic Games, Inc. All Rights Reserved.

#include "Factories/FbxSceneImportOptionsStaticMesh.h"
#include "Factories/FbxStaticMeshImportData.h"
#include "Factories/FbxSceneImportOptions.h"

UFbxSceneImportOptionsStaticMesh::UFbxSceneImportOptionsStaticMesh(const FObjectInitializer& ObjectInitializer)
    : Super(ObjectInitializer), StaticMeshLODGroup(NAME_None), bAutoGenerateCollision(true), bRemoveDegenerates(true), bBuildAdjacencyBuffer(true), bBuildReversedIndexBuffer(true), bGenerateLightmapUVs(true), bOneConvexHullPerUCX(true)
{
    VertexOverrideColor    = FColor(255, 255, 255, 255);
    NormalImportMethod     = EFBXSceneNormalImportMethod::FBXSceneNIM_ComputeNormals;
    NormalGenerationMethod = EFBXSceneNormalGenerationMethod::MikkTSpace;
}

void UFbxSceneImportOptionsStaticMesh::FillStaticMeshInmportData(UFbxStaticMeshImportData* StaticMeshImportData, UFbxSceneImportOptions* SceneImportOptions)
{
    check(StaticMeshImportData != nullptr);
    check(SceneImportOptions != nullptr);
    StaticMeshImportData->bAutoGenerateCollision    = bAutoGenerateCollision;
    StaticMeshImportData->bBuildAdjacencyBuffer     = bBuildAdjacencyBuffer;
    StaticMeshImportData->bBuildReversedIndexBuffer = bBuildReversedIndexBuffer;
    StaticMeshImportData->bGenerateLightmapUVs      = bGenerateLightmapUVs;
    StaticMeshImportData->bOneConvexHullPerUCX      = bOneConvexHullPerUCX;
    StaticMeshImportData->bRemoveDegenerates        = bRemoveDegenerates;
    StaticMeshImportData->StaticMeshLODGroup        = StaticMeshLODGroup;
    switch (VertexColorImportOption)
    {
        case EFbxSceneVertexColorImportOption::Ignore:
            StaticMeshImportData->VertexColorImportOption = EVertexColorImportOption::Ignore;
            break;
        case EFbxSceneVertexColorImportOption::Override:
            StaticMeshImportData->VertexColorImportOption = EVertexColorImportOption::Override;
            break;
        case EFbxSceneVertexColorImportOption::Replace:
            StaticMeshImportData->VertexColorImportOption = EVertexColorImportOption::Replace;
            break;
    }
    StaticMeshImportData->VertexOverrideColor = VertexOverrideColor;

    // Scene general options
    StaticMeshImportData->bImportMeshLODs            = SceneImportOptions->bImportStaticMeshLODs;
    StaticMeshImportData->ImportTranslation          = SceneImportOptions->ImportTranslation;
    StaticMeshImportData->ImportRotation             = SceneImportOptions->ImportRotation;
    StaticMeshImportData->ImportUniformScale         = SceneImportOptions->ImportUniformScale;
    StaticMeshImportData->bTransformVertexToAbsolute = SceneImportOptions->bTransformVertexToAbsolute;
    StaticMeshImportData->bBakePivotInVertex         = SceneImportOptions->bBakePivotInVertex;

    StaticMeshImportData->bImportAsScene             = true;
}