Class VertexBuffer

Readonlycontext

size

• get size(): number

  The size of this buffer's data store in bytes.

  Returns number

type

• get type(): DataType

  The type of the data in this buffer.

  Returns DataType

usage

• get usage(): BufferUsage

  The intended usage of this buffer.

  Returns BufferUsage

delete

• delete(): void

  Delete this buffer.

  Returns void

  See

  deleteBuffer

setData

• setData(data: number, usage?: BufferUsage): void

  Set the size of this buffer, clearing its data.

  Parameters

  • data: number

    The data to store in this buffer or the size to set this buffer's data store to in bytes.
  • Optionalusage: BufferUsage

    The intended usage of the buffer.

  Returns void

  See

  • bufferData
  • bufferSubData
• setData(
      data: VertexBuffer | ArrayBufferView<ArrayBufferLike>,
      usage?: BufferUsage,
      srcOffset?: number,
      length?: number,
      dstOffset?: number,
  ): void

  Replace all of or update a subset of the data in this buffer.

  Parameters

  • data: VertexBuffer | ArrayBufferView<ArrayBufferLike>

    The data to store in this buffer or the size to set this buffer's data store to in bytes.
  • Optionalusage: BufferUsage

    The intended usage of the buffer.
  • OptionalsrcOffset: number

    The index of the element to start reading the supplied data at.
  • Optionallength: number

    The length of the supplied data to read.
  • OptionaldstOffset: number

    The offset in bytes to start replacing data at. If this value is set, a subset of the data in the buffer is updated rather than replacing all of the data in the buffer and the usage pattern of the buffer is not updated.

  Returns void

  See

  • bufferData
  • bufferSubData