stock IsPlayerInWater(playerid)
{
    new lib[16], anim[32];
    GetAnimationName(GetPlayerAnimationIndex(playerid), lib, sizeof(lib), anim, sizeof(anim));
    if(!strcmp(lib, "SWIM", true) && !isnull(lib)) return 1;
    if(!strcmp(lib, "PED", true) && !strcmp(anim, "SWIM_TREAD", true)) return 1;
    return 0;
}