import { Vec3 } from '@quake2ts/shared';
export interface DLight {
    /** The unique ID of the entity that owns this light (optional). */
    readonly key?: number;
    /** World position of the light. */
    readonly origin: Vec3;
    /** RGB color of the light (0-1 range). */
    readonly color: Vec3;
    /** Intensity/Radius of the light. */
    intensity: number;
    /** Minimum lighting value to add (usually 0). */
    readonly minLight?: number;
    /** Time when the light should be removed (seconds). */
    die: number;
    /** Rate of change for intensity (units per second). Default 0. */
    readonly radiusSpeed?: number;
}
export declare const MAX_DLIGHTS = 32;
/**
 * Manages a pool of dynamic lights.
 */
export declare class DynamicLightManager {
    private lights;
    /**
     * Adds a dynamic light or updates an existing one with the same key.
     */
    addLight(dlight: DLight, time: number): void;
    /**
     * Clears all lights (e.g., map change).
     */
    clear(): void;
    /**
     * Updates the list of active lights, removing expired ones and animating properties.
     * @param time Current game time in seconds.
     * @param dt Delta time in seconds.
     */
    update(time: number, dt?: number): void;
    /**
     * Returns the current list of active lights.
     */
    getActiveLights(): readonly DLight[];
}
//# sourceMappingURL=dlight.d.ts.map