Vehicle Jumps by Christian Bojic

/* Simple Filterscript Car Jump by Christian Bojic

    ///////////   ////    ////   /////////      ////     /////////////////
    ///////////   ////    ////   ///     //     ////     ////
    ////          ////    ////   ///      //    ////     ////
    ////          ////    ////   ///      //    ////     ////
    ////          ////////////   ///////////    ////     /////////////////
    ////          ////////////   /////          ////     /////////////////
    ////          ////    ////   //////         ////                  ////
    ////          ////    ////   ///  //        ////                  ////
    ///////////   ////    ////   ///   //       ////                  ////
    ///////////   ////    ////   ///    //      ////     /////////////////
*/

#include <a_samp>

#define PRESSED(%0) \
    (((newkeys & (%0)) == (%0)) && ((oldkeys & (%0)) != (%0)))

#define JumpKey             KEY_SUBMISSION

public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
    if (PRESSED(KEY_SUBMISSION))
    {
    new Float:x, Float:y, Float:z;
    GetVehicleVelocity(GetPlayerVehicleID(playerid), x, y, z);
    SetVehicleVelocity(GetPlayerVehicleID(playerid) ,x ,y ,z+0.3);
    }
    return 1;
}