#define MIN_BUNNYHOP_SPEED              20.0

new BunnyHopTime[MAX_PLAYERS];

        if(GetPlayerState(playerid) == 1 && newkeys & KEY_SPRINT && newkeys & KEY_JUMP)
        {
                new time = gettime();
                if(time > BunnyHopTime[playerid] && GetPlayerSpeed(playerid) >= MIN_BUNNYHOP_SPEED)
                {
                        SetTimerEx("AntiBunnyHop", 1000, false, "i", playerid);
                }
                BunnyHopTime[playerid] = time;
        }

public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
if(GetPlayerState(playerid) == 1 && newkeys & KEY_SPRINT && newkeys & KEY_JUMP)
{
new time = gettime();
if(time > BunnyHopTime[playerid] && GetPlayerSpeed(playerid) >= MIN_BUNNYHOP_SPEED)
{
SetTimerEx("AntiBunnyHop", 1000, false, "i", playerid);
}
BunnyHopTime[playerid] = time;
}
return 1;
}

forward AntiBunnyHop(playerid);
public AntiBunnyHop(playerid)
{
        ClearAnimations(playerid);
        return ApplyAnimation(playerid, "PED", "getup_front", 4.1, 0, 0, 0, 0, 0);
}

GetPlayerSpeed(playerid)
{
        new Float:pX, Float:pY, Float:pZ;
        GetPlayerVelocity(playerid, pX, pY, pZ);
        return floatround(VectorSize(pX, pY, pZ) * 179.28625);
}