# Interface VectorReadable4DType

All Superinterfaces:
  `VectorReadable2DType, VectorReadable3DType`

All Known Subinterfaces:
  `PVector4DType<T>, PVectorByteBufferedFloating4Type<T>, PVectorReadable4DType<T>, PVectorStorageFloating4Type<T>, Vector4DType, VectorByteBufferedFloating4Type, VectorStorageFloating4Type`

All Known Implementing Classes:
  `PVector4D, PVectorByteBufferedFloating4s16, PVectorByteBufferedFloating4s32, PVectorByteBufferedFloating4s64, PVectorMutable4D, Vector4D, VectorByteBufferedFloating4s16, VectorByteBufferedFloating4s32, VectorByteBufferedFloating4s64, VectorMutable4D`

public interface VectorReadable4DType extends VectorReadable3DType
The type of 4D `double`-typed vectors.

- ## Method Summary

  Modifier and Type
  Method
  Description
  `double`
  `w()`

  ### Methods inherited from interface VectorReadable2DType

  `x, y`

  ### Methods inherited from interface VectorReadable3DType

  `z`

- ## Method Details

  - ### w

    @Parameter(order=3) double w()
    Returns:
      The `w` component