/**
 * Snapshot of per-step physics metrics collected when `Space.profilerEnabled` is true.
 *
 * All timing values are in **milliseconds**. Counter values are plain integers.
 * The object is reused across steps (no allocation per frame).
 */
interface PhysicsMetricsData {
    /** Total wall-clock time of the last `step()` call. */
    totalStepTime: number;
    /** Time spent in broadphase collision pair detection. */
    broadphaseTime: number;
    /** Time spent in narrowphase (prestep: contact generation, arbiter setup). */
    narrowphaseTime: number;
    /** Time spent in velocity integration + warm-start + velocity solver iterations. */
    velocitySolverTime: number;
    /** Time spent in position integration + position solver iterations. */
    positionSolverTime: number;
    /** Time spent in continuous collision detection (CCD). */
    ccdTime: number;
    /** Time spent in sleep management and island/forest processing. */
    sleepTime: number;
    /** Total number of bodies in the space. */
    bodyCount: number;
    /** Number of dynamic (awake) bodies. */
    dynamicBodyCount: number;
    /** Number of static bodies. */
    staticBodyCount: number;
    /** Number of kinematic bodies. */
    kinematicBodyCount: number;
    /** Number of sleeping bodies. */
    sleepingBodyCount: number;
    /** Number of active collision arbiters. */
    contactCount: number;
    /** Number of active constraints. */
    constraintCount: number;
    /** Number of broadphase pairs tested. */
    broadphasePairCount: number;
}

export type { PhysicsMetricsData as P };