Race Checkpoint engine

//Race Checkpoint engine made by BigETI©

//Enums
enum RaceCPInfo
{
    Race_STATE_CP,
    Float:Race_X_CP,
    Float:Race_Y_CP,
    Float:Race_Z_CP,
};

//News
//Put here info of your racing Checkpoints
new RaceCheckpoints[][][RaceCPInfo] =
{
    {
        {0, 0.0000, 0.0000, 0.0000,},
        {0, 0.0000, 0.0000, 0.0000,},
        {0, 0.0000, 0.0000, 0.0000,},
        {1, 0.0000, 0.0000, 0.0000,}
    },
    {
        {0, 0.0000, 0.0000, 0.0000,},
        {1, 0.0000, 0.0000, 0.0000,},
        {0, 0.0000, 0.0000, 0.0000,},
        {0, 0.0000, 0.0000, 0.0000,}
    }
};

//Publics
public OnPlayerEnterRaceCheckpoint(playerid)
{
    switch(RaceCheckpoints[RaceMapID][GetPVarInt(playerid, "CPID")][Race_STATE_CP])
    {
        case 0:
        {
            GivePVarInt(playerid, "CPID", 1);
            if(RaceCheckpoints[RaceMapID][GetPVarInt(playerid, "CPID")][Race_STATE_CP] == 1 || RaceCheckpoints[RaceMapID][GetPVarInt(playerid, "CPID")][Race_STATE_CP] == 4)
            {
                SetPlayerRaceCheckpoint(playerid,
                RaceCheckpoints[RaceMapID][GetPVarInt(playerid, "CPID")][Race_STATE_CP],
                RaceCheckpoints[RaceMapID][GetPVarInt(playerid, "CPID")][Race_X_CP],
                RaceCheckpoints[RaceMapID][GetPVarInt(playerid, "CPID")][Race_Y_CP],
                RaceCheckpoints[RaceMapID][GetPVarInt(playerid, "CPID")][Race_Z_CP],
                0.0000, 0.0000, 0.0000, 10.0);
            }
            else
            {
                SetPlayerRaceCheckpoint(playerid,
                RaceCheckpoints[RaceMapID][GetPVarInt(playerid, "CPID")][Race_STATE_CP],
                RaceCheckpoints[RaceMapID][GetPVarInt(playerid, "CPID")][Race_X_CP],
                RaceCheckpoints[RaceMapID][GetPVarInt(playerid, "CPID")][Race_Y_CP],
                RaceCheckpoints[RaceMapID][GetPVarInt(playerid, "CPID")][Race_Z_CP],
                RaceCheckpoints[RaceMapID][GetPVarInt(playerid, "CPID")+1][Race_X_CP],
                RaceCheckpoints[RaceMapID][GetPVarInt(playerid, "CPID")+1][Race_Y_CP],
                RaceCheckpoints[RaceMapID][GetPVarInt(playerid, "CPID")+1][Race_Z_CP],
                10.0);
            }
        }
        case 1:
        {
            SetPVarInt(playerid, "CPID", 0);
            DisablePlayerRaceCheckpoint(playerid);
        }
    }
    return 1;
}