Drop context on hidden

    float backgroundRetentionPercent = 0.5f;

    // How long after the last renderer goes away before the GPU context is released. A value

    // of 0 means only drop the context on background TRIM signals

    nsecs_t contextTimeout = 0_ms;

    nsecs_t contextTimeout = 10_s;

    // The minimum amount of time to hold onto items in the resource cache

    // The actual time used will be the max of this & when frames were actually rendered

    nsecs_t minimumResourceRetention = 10_s;

    // If false, use only TRIM_UI_HIDDEN to drive background cache limits;

    // If true, use all signals (such as all contexts are stopped) to drive the limits

    bool useAlternativeUiHidden = false;

    bool useAlternativeUiHidden = true;

    // Whether or not to only purge scratch resources when triggering UI Hidden or background

    // collection

    bool purgeScratchOnly = true;