/**
 * Assigns the default material to device cache
 *
 * @param {import('../../platform/graphics/graphics-device.js').GraphicsDevice} device - The
 * graphics device used to own the material.
 * @param {import('./standard-material.js').StandardMaterial} material - The instance of
 * {@link StandardMaterial}.
 * @ignore
 */
export function setDefaultMaterial(device: import("../../platform/graphics/graphics-device.js").GraphicsDevice, material: import("./standard-material.js").StandardMaterial): void;
/**
 * Returns default material, which is a material used instead of null material.
 *
 * @param {import('../../platform/graphics/graphics-device.js').GraphicsDevice} device - The
 * graphics device used to own the material.
 * @returns {import('./standard-material.js').StandardMaterial} The default instance of
 * {@link StandardMaterial}.
 * @ignore
 */
export function getDefaultMaterial(device: import("../../platform/graphics/graphics-device.js").GraphicsDevice): import("./standard-material.js").StandardMaterial;