Method CreateModel

Source/Engine/ContentImporters/ImportModel.cpp:626–666

}

CreateAssetResult ImportModel::CreateModel(CreateAssetContext& context, const ModelData& modelData, const Options* options)
{
    PROFILE_CPU();
    IMPORT_SETUP(Model, Model::SerializedVersion);
    static_assert(Model::SerializedVersion == 30, "Update code.");

    // Save model header
    MemoryWriteStream stream(4096);
    if (Model::SaveHeader(stream, modelData))
        return CreateAssetResult::Error;
    if (context.AllocateChunk(0))
        return CreateAssetResult::CannotAllocateChunk;
    context.Data.Header.Chunks[0]->Data.Copy(ToSpan(stream));

    // Pack model LODs data
    const auto lodCount = modelData.LODs.Count();
    for (int32 lodIndex = 0; lodIndex < lodCount; lodIndex++)
    {
        stream.SetPosition(0);
        if (Model::SaveLOD(stream, modelData, lodIndex))
            return CreateAssetResult::Error;
        const int32 chunkIndex = MODEL_LOD_TO_CHUNK_INDEX(lodIndex);
        if (context.AllocateChunk(chunkIndex))
            return CreateAssetResult::CannotAllocateChunk;
        context.Data.Header.Chunks[chunkIndex]->Data.Copy(ToSpan(stream));
    }

    // Generate SDF
    if (options && options->GenerateSDF)
    {
        stream.SetPosition(0);
        if (!ModelTool::GenerateModelSDF(nullptr, &modelData, options->SDFResolution, lodCount - 1, nullptr, &stream, context.TargetAssetPath))
        {
            if (context.AllocateChunk(15))
                return CreateAssetResult::CannotAllocateChunk;
            context.Data.Header.Chunks[15]->Data.Copy(ToSpan(stream));
        }
    }

    return CreateAssetResult::Ok;
}

CreateAssetResult ImportModel::CreateSkinnedModel(CreateAssetContext& context, const ModelData& modelData, const Options* options)
{