getPreviousTextureNode( name = 'output' ) {

		let textureNode = this._previousTextureNodes[ name ];

		if ( textureNode === undefined ) {

			if ( this._textureNodes[ name ] === undefined ) this.getTextureNode( name );

			textureNode = nodeObject( new PassMultipleTextureNode( this, name, true ) );
			textureNode.updateTexture();
			this._previousTextureNodes[ name ] = textureNode;

		}

		return textureNode;

	}
Returns the previous texture node for the given output name.

@param {string} [name='output'] - The output name to get the previous texture node for.
@return {TextureNode} The previous texture node.