/**
 * Convert layer blending config to deck.gl 9.x parameters format.
 * In deck.gl 9.x, blending is set via `parameters` prop using WebGPU-style string constants
 * instead of calling setParameters with GL constants.
 */
export declare function getLayerBlendingParameters(layerBlending: string): Record<string, string | boolean>;
export declare function patchDeckRendererForPostProcessing(): void;