Drift

drift.pwn

stock GetVehicleDriftAngle(vehicleid, &Float:fVehDriftAngle)
{
    new
        Float: fVehVelocity[3],
        Float: fVehAngle,
        Float: fVehMoveAngle;

    if (!GetVehicleVelocity(vehicleid, fVehVelocity[0], fVehVelocity[1], fVehVelocity[2]))
    {
        return 0;
    }

    if (fVehVelocity[0] == 0.0 && fVehVelocity[1] == 0.0)
    {
        fVehDriftAngle = 0.0;
        return 1;
    }

    fVehMoveAngle = -atan2(fVehVelocity[0], fVehVelocity[1]);

    GetVehicleZAngle(vehicleid, fVehAngle);
    if (fVehAngle > 180.0)
    {
        fVehAngle -= 360.0;
    }

    fVehDriftAngle = fVehMoveAngle - fVehAngle;

    if (fVehDriftAngle < -180.0)
    {
        fVehDriftAngle += 360.0;
    }
    else if (fVehDriftAngle > 180.0)
    {
        fVehDriftAngle -= 360.0;
    }
    return 1;
}