Class Vao

constructor

• new Vao(program, attributes?, ebo?): Vao

• Create a VAO.

  Parameters

  • program: Program

    The shader program associated with the VAO.
  • Optionalattributes: AttributeMap

    The attributes to attach to the VAO.
  • Optionalebo: Ebo

    The element buffer object to attach to the VAO.

  Returns Vao

  Throws

  UnsupportedOperationError if a VAO cannot be created.

  Throws

  BadValueError if an attribute is passed undefined as a value or if an unknown attribute is specified.

  See

  createVertexArray

Readonlyprogram

ebo

• get ebo(): undefined | Ebo

• The element buffer object that is attached to this VAO.

  Returns undefined | Ebo
• set ebo(value): void

• Parameters

  • value: undefined | Ebo

  Returns void

draw

• draw(uniforms?, primitive?, offset?, framebuffer?): void

• Rasterize the vertex data contained within this VAO.

  Parameters

  • Optionaluniforms: UniformMap

    A collection of uniform values to set prior to rasterization.
  • primitive: Primitive = Primitive.TRIANGLES

    The type of primitive to rasterize.
  • offset: number = 0

    The number of elements to skip when rasterizing arrays, or the number of indices to skip when rasterizing elements.
  • framebuffer: null | Framebuffer = null

    The framebuffer to rasterize to, or null for the default framebuffer (canvas).

  Returns void

  See

  • drawArrays
  • drawElements

  Throws

  BadValueError if a uniform is passed undefined as a value or if an unknown uniform is specified.

setAttribute

• setAttribute(name, value): void

• Set the value of an attribute in this VAO.

  Parameters

  • name: string

    The name of the attribute.
  • value: Vbo | AttributeValue

    The value to pass to the attribute.

  Returns void

  Throws

  BadValueError if an unknown attribute is specified.