#include <a_samp>
#define DRIFT_MINKAT 10.0
#define DRIFT_MAXKAT 90.0
#define DRIFT_SPEED 30.0
new DriftPointsNow[200];
new PlayerDriftCancellation[200];
new Float:ppos[200][3];
enum Float:Pos{ Float:sX,Float:sY,Float:sZ };
new Float:SavedPos[MAX_PLAYERS][Pos];
forward Drift();
forward AngleUpdate();
forward DriftCancellation(playerid);
public OnFilterScriptInit(){
SetTimer(\"AngleUpdate\", 200, true);
SetTimer(\"Drift\", 200, true);
return 1;
}
Float:GetPlayerTheoreticAngle(i) // By Luby
{
new Float:sin;
new Float:dis;
new Float:angle2;
new Float:x,Float:y,Float:z;
new Float:tmp3;
new Float:tmp4;
new Float:MindAngle;
if(IsPlayerConnected(i)){
GetPlayerPos(i,x,y,z);
dis = floatsqroot(floatpower(floatabs(floatsub(x,ppos[0])),2)+floatpower(floatabs(floatsub(y,ppos[1])),2));
if(IsPlayerInAnyVehicle(i))GetVehicleZAngle(GetPlayerVehicleID(i), angle2); else GetPlayerFacingAngle(i, angle2);
if(x>ppos[0]){tmp3=x-ppos[0];}else{tmp3=ppos[0]-x;}
if(y>ppos[1]){tmp4=y-ppos[1];}else{tmp4=ppos[1]-y;}
if(ppos[1]>y && ppos[0]>x){
   sin = asin(tmp3/dis);
   MindAngle = floatsub(floatsub(floatadd(sin, 90), floatmul(sin, 2)), -90.0);
}
if(ppos[1]<y && ppos[0]>x){
   sin = asin(tmp3/dis);
   MindAngle = floatsub(floatadd(sin, 180), 180.0);
}
if(ppos[1]<y && ppos[0]<x){
   sin = acos(tmp4/dis);
   MindAngle = floatsub(floatadd(sin, 360), floatmul(sin, 2));
}
if(ppos[1]>y && ppos[0]<x){
   sin = asin(tmp3/dis);
   MindAngle = floatadd(sin, 180);
}
}
if(MindAngle == 0.0){
return angle2;
} else
return MindAngle;
}
public DriftCancellation(playerid){ // By Luby
PlayerDriftCancellation[playerid] = 0;
GameTextForPlayer(playerid, Split(\"~w~Drift ended!~n~~g~Earned \", tostr(DriftPointsNow[playerid]), \"$\"), 2000, 3);
    GivePlayerMoney(playerid, DriftPointsNow[playerid]);
     SetPlayerScore(playerid, GetPlayerScore(playerid) + DriftPointsNow[playerid]);
DriftPointsNow[playerid] = 0;
}
Float:ReturnPlayerAngle(playerid){ // By Luby
new Float:Ang;
if(IsPlayerInAnyVehicle(playerid))GetVehicleZAngle(GetPlayerVehicleID(playerid), Ang); else GetPlayerFacingAngle(playerid, Ang);
return Ang;
}
public Drift(){ // By Luby
new Float:Angle1, Float:Angle2, Float:BySpeed, s[256];
new Float:Z;
new Float:X;
new Float:Y;
new Float:SpeedX;
for(new g=0;g<200;g++){
GetPlayerPos(g, X, Y, Z);
SpeedX = floatsqroot(floatadd(floatadd(floatpower(floatabs(floatsub(X,SavedPos[ g ][ sX ])),2),floatpower(floatabs(floatsub(Y,SavedPos[ g ][ sY ])),2)),floatpower(floatabs(floatsub(Z,SavedPos[ g ][ sZ ])),2)));
Angle1 = ReturnPlayerAngle(g);
Angle2 = GetPlayerTheoreticAngle(g);
BySpeed = floatmul(SpeedX, 12);
if(IsPlayerInAnyVehicle(g) && IsCar(GetPlayerVehicleID(g)) && floatabs(floatsub(Angle1, Angle2)) > DRIFT_MINKAT && floatabs(floatsub(Angle1, Angle2)) < DRIFT_MAXKAT && BySpeed > DRIFT_SPEED){
   if(PlayerDriftCancellation[g] > 0)KillTimer(PlayerDriftCancellation[g]);
   PlayerDriftCancellation[g] = 0;
   DriftPointsNow[g] += floatval( floatabs(floatsub(Angle1, Angle2)) * 3 * (BySpeed*0.1) )/10;
   PlayerDriftCancellation[g] = SetTimerEx(\"DriftCancellation\", 3000, 0, \"d\", g);
}
if(DriftPointsNow[g] > 0){
   format(s, sizeof(s), \"~n~~n~~n~~n~~n~~n~~n~~n~~w~_________________You are drifting!~n~___________________~p~Points: %d$!\", DriftPointsNow[g]);
   GameTextForPlayer(g, s, 3000, 3);
}
SavedPos[ g ][ sX ] = X;
SavedPos[ g ][ sY ] = Y;
SavedPos[ g ][ sZ ] = Z;
}
}
Split(s1[], s2[], s3[]=\"\"){ // By Luby
new rxx[256];
format(rxx, 256, \"%s%s%s\", s1, s2, s3);
return rxx;
}
tostr(int){ // By Luby
new st[256];
format(st, 256, \"%d\", int);
return st;
}
public AngleUpdate(){ // By Luby
for(new g=0;g<200;g++){
new Float:x, Float:y, Float:z;
if(IsPlayerInAnyVehicle(g))GetVehiclePos(GetPlayerVehicleID(g), x, y, z); else GetPlayerPos(g, x, y, z);
ppos[g][0] = x;
ppos[g][1] = y;
ppos[g][2] = z;
}
}
floatval(Float:val){ // By Luby
new str[256];
format(str, 256, \"%.0f\", val);
return todec(str);
}
IsCar(model) //By Luby
{
switch(model)
{
case 443:return 0;
case 448:return 0;
case 461:return 0;
case 462:return 0;
case 463:return 0;
case 468:return 0;
case 521:return 0;
case 522:return 0;
case 523:return 0;
case 581:return 0;
case 586:return 0;
case 481:return 0;
case 509:return 0;
case 510:return 0;
case 430:return 0;
case 446:return 0;
case 452:return 0;
case 453:return 0;
case 454:return 0;
case 472:return 0;
case 473:return 0;
case 484:return 0;
case 493:return 0;
case 595:return 0;
case 417:return 0;
case 425:return 0;
case 447:return 0;
case 465:return 0;
case 469:return 0;
case 487:return 0;
case 488:return 0;
case 497:return 0;
case 501:return 0;
case 548:return 0;
case 563:return 0;
case 406:return 0;
case 444:return 0;
case 556:return 0;
case 557:return 0;
case 573:return 0;
case 460:return 0;
case 464:return 0;
case 476:return 0;
case 511:return 0;
case 512:return 0;
case 513:return 0;
case 519:return 0;
case 520:return 0;
case 539:return 0;
case 553:return 0;
case 577:return 0;
case 592:return 0;
case 593:return 0;
case 471:return 0;
}
return 1;
}
todec(str[]){ // By Luby
return strval(str);
}