toggleTexture( name ) {

		const prevTexture = this._previousTextures[ name ];

		if ( prevTexture !== undefined ) {

			const texture = this._textures[ name ];

			const index = this.renderTarget.textures.indexOf( texture );
			this.renderTarget.textures[ index ] = prevTexture;

			this._textures[ name ] = prevTexture;
			this._previousTextures[ name ] = texture;

			this._textureNodes[ name ].updateTexture();
			this._previousTextureNodes[ name ].updateTexture();

		}

	}
Switches current and previous textures for the given output name.

@param {string} name - The output name.