import { Entity } from '../entities/entity.js';
import { GameImports } from '../imports.js';
import { Vec3 } from '@quake2ts/shared';
import type { EntitySystem } from '../entities/system.js';
/**
 * Runs gravity for an entity.
 * Handles normal gravity and water movement physics.
 * @see G_RunObject in g_phys.c
 */
export declare function runGravity(ent: Entity, gravity: Vec3, frametime: number): void;
/**
 * Handles movement for bouncing entities (grenades, gibs).
 * @see SV_Physics_Toss in sv_phys.c
 */
export declare function runBouncing(ent: Entity, system: EntitySystem, imports: GameImports, frametime: number): void;
/**
 * Handles step movement for monsters.
 * Moves with collision sliding.
 * @see SV_Physics_Step in sv_phys.c
 */
export declare function runStep(ent: Entity, system: EntitySystem, imports: GameImports, gravity: Vec3, frametime: number): void;
/**
 * Runs projectile movement.
 * @see SV_Physics_Toss in sv_phys.c (for projectiles)
 */
export declare function runProjectileMovement(ent: Entity, imports: GameImports, frametime: number): void;
/**
 * Handles pushing of entities by movers (e.g., doors, platforms).
 * @see SV_Push in sv_phys.c
 */
export declare function runPush(pusher: Entity, system: EntitySystem, imports: GameImports, frametime: number): boolean;
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