setType( type, elementSize ) {

		this.type = type;
		this.elementSize = elementSize;

		return this;

	}
Sets the given native data type and element size.

@param {number} type - The native data type (e.g. `gl.FLOAT`).
@param {number} elementSize - The corresponding size (in bytes) for the given `type` parameter.
@return {BufferAttribute} A reference to this instance.