asset_preparation::v1::directional_light::SpectrumLibrary Struct Reference Last update: 16.07.2025 Spectrum based on a spectrum file. More... Public Attributesgoogle::protobuf::Int32Value spectrum_id = 1 Detailed Description Spectrum based on a spectrum file. Member Data Documentation ◆ spectrum_id google::protobuf::Int32Value asset_preparation::v1::directional_light::SpectrumLibrary::spectrum_id = 1 The identifier of the spectrum (created using the Resource service) referenced in the directional light. NoteThe spectrum reference can be removed by setting the value '-1'. The documentation for this struct was generated from the following file:directional_light_description.proto