API Reference > geometry-core > Polyface > AuxChannelData AuxChannelData Class Represents the AuxChannel data at a single input value. Methods Name Description constructor(input: number, values: number[]): AuxChannelData Construct a new AuxChannelData from input value and vertex values. clone(): AuxChannelData return a deep copy copyValues(other: AuxChannelData, thisIndex: number, otherIndex: number, blockSize: number): void Copy blocks of size blockSize from (blocked index) thisIndex in this AuxChannelData to (blockIndex) otherIndex of other isAlmostEqual(other: AuxChannelData, tol?: number): boolean toleranced comparison of the input and value fields. Properties Name Type Description input number The input value for this data. values number[] The vertex values for this data. Defined in core/geometry/src/polyface/AuxData.ts Line 32 Last Updated: 13 June, 2024