import { Entity } from '../entities/entity.js';
import { Vec3 } from '@quake2ts/shared';
import { EntitySystem } from '../entities/system.js';
/**
 * Predictive calculator
 * target is who you want to shoot
 * start is where the shot comes from
 * bolt_speed is how fast the shot is (or 0 for hitscan)
 * eye_height is a boolean to say whether or not to adjust to targets eye_height
 * offset is how much time to miss by
 * aimdir is the resulting aim direction
 * aimpoint is the resulting aimpoint
 */
export declare function PredictAim(context: EntitySystem, self: Entity, target: Entity, start: Vec3, bolt_speed: number, eye_height: boolean, offset: number): {
    aimdir: Vec3;
    aimpoint: Vec3;
};
/**
 * [Paril-KEX] find a pitch that will at some point land on or near the player.
 * very approximate. aim will be adjusted to the correct aim vector.
 * Returns true if a valid pitch was found and updates `aim` vector in place (by returning it).
 */
export declare function M_CalculatePitchToFire(context: EntitySystem, self: Entity, target: Vec3, start: Vec3, speed: number, time_remaining: number, mortar: boolean, destroy_on_touch?: boolean, gravity?: number): {
    aimDir: Vec3;
} | null;
export declare enum BlockedJumpResult {
    NO_JUMP = 0,
    JUMP_TURN = 1,
    JUMP_JUMP_UP = 2,
    JUMP_JUMP_DOWN = 3
}
export declare function blocked_checkplat(context: EntitySystem, self: Entity, dist: number): boolean;
export declare function monster_jump_start(context: EntitySystem, self: Entity): void;
export declare function monster_jump_finished(context: EntitySystem, self: Entity): boolean;
export declare function blocked_checkjump(context: EntitySystem, self: Entity, dist: number, dropHeightInput?: number, jumpHeightInput?: number): BlockedJumpResult;
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