Rocket System

/*
Rocket System
© by QWER
credits
IsObjectInRangeOfPoint = autor thx
SetObjectLookAt = autor thx
*/

#include <a_samp>
#define MAX_ROCKETS 32
#define EXPLODE
#define RANGE 150

new Float:pos[MAX_ROCKETS][3],
    Float:speed[MAX_ROCKETS],
    bool:active[MAX_ROCKETS],
    bool:shoot[MAX_ROCKETS],
#if defined EXPLODE
    explode[MAX_ROCKETS] = {150,...},
#endif
    shootid[MAX_ROCKETS] = {-1,...},
    rocket[MAX_ROCKETS],
    RocketCount = -1;

forward RocketUpdate();

stock CreateRocket(Float:x,Float:y,Float:z,Float:s=2.0){
RocketCount++;
if(RocketCount == 0) SetTimer("RocketUpdate",1250,true);
pos[RocketCount][0] = x;
pos[RocketCount][1] = y;
pos[RocketCount][2] = z+100;
speed[RocketCount]  = s;
active[RocketCount] = true;
return RocketCount;
}

stock IsObjectInRangeOfPoint( objectid,Float:radi, Float:x, Float:y, Float:z ) {
new Float:oldposx, Float:oldposy, Float:oldposz;
new Float:tempposx, Float:tempposy, Float:tempposz;
 GetObjectPos( objectid, oldposx, oldposy, oldposz );
 tempposx = ( oldposx -x );
  tempposy = ( oldposy -y );
  tempposz = ( oldposz -z );
  if (((tempposx < radi) && (tempposx > -radi)) && ((tempposy < radi) && (tempposy > -radi)) && ((tempposz < radi) && (tempposz > -radi)))
  {
   return 1;
  }    return 0;
  }


public RocketUpdate(){
for(new rocketid; rocketid < RocketCount+1;rocketid++){
if(!shoot[rocketid]){
for(new i; i < GetMaxPlayers();i++){
if(IsPlayerConnected(i)){
if(IsPlayerInRangeOfPoint(i,RANGE,pos[rocketid][0],pos[rocketid][1],pos[rocketid][2])){
new car = GetVehicleModel(GetPlayerVehicleID(i));
if(car == 592|| car == 577|| car == 511|| car == 512|| car ==593|| car ==520
|| car ==553|| car ==476|| car ==519|| car ==460|| car ==513|| car ==548
|| car ==425|| car ==417|| car ==48|| car ==488|| car ==497|| car ==563|| car ==447|| car ==469){
rocket[rocketid] = CreateObject(345,pos[rocketid][0],pos[rocketid][1],pos[rocketid][2],0,0,0);
shoot[rocketid] = true;
shootid[rocketid] = i;
}}}}
}else{
new i = shootid[rocketid];
new Float:X,Float:Y,Float:Z;
GetPlayerPos(i,X,Y,Z);
SetObjectLookAt(rocket[rocketid], X, Y);
MoveObject(rocket[rocketid],X,Y,Z,speed[rocketid]);
#if defined EXPLODE
explode[rocketid]-= random(5);
if(explode[rocketid] > 1) {
CreateExplosion(X,Y,Z,10,5);
DestroyObject(rocket[rocketid]);
shoot[rocketid] = false;
shootid[rocketid] = -1;
explode[rocketid] = 150;
continue;
}
#endif
if(IsObjectInRangeOfPoint(rocket[rocketid],5,X,Y,Z)){
CreateExplosion(X,Y,Z,7,5);
DestroyObject(rocket[rocketid]);
shoot[rocketid] = false;
shootid[rocketid] = -1;
}
}
}
}

main()
{
    print("\n----------------------------------");
    print(" Blank Gamemode by your name here");
    print("----------------------------------\n");
}

stock SetObjectLookAt(objectid, Float:x, Float:y)
{
   new Float:Px, Float:Py, Float: Pa;
   GetObjectPos(objectid,Px,Py,Pa);
   Pa = floatabs(atan((y-Py)/(x-Px)));
   if(x <= Px && y >= Py) Pa = floatsub(180.0,Pa);
   else if(x < Px && y < Py) Pa = floatadd(Pa,180.0);
   else if(x >= Px && y <= Py) Pa = floatsub(360.0,Pa);
   Pa = floatsub(Pa,90.0);
   if(Pa >= 360.0) Pa = floatsub(Pa,360.0);
   SetObjectRot(objectid,0,0,Pa);
   return 1;
}

public OnGameModeInit()
{
    SetGameModeText("Blank Script");
    AddPlayerClass(0, 1958.3783, 1343.1572, 15.3746, 269.1425, 0, 0, 0, 0, 0, 0);
    CreateRocket(0,0,3);
    return 1;
}

public OnGameModeExit()
{
    return 1;
}

public OnPlayerRequestClass(playerid, classid)
{
    SetPlayerPos(playerid, 1958.3783, 1343.1572, 15.3746);
    SetPlayerCameraPos(playerid, 1958.3783, 1343.1572, 15.3746);
    SetPlayerCameraLookAt(playerid, 1958.3783, 1343.1572, 15.3746);
    return 1;
}

public OnPlayerConnect(playerid)
{
    return 1;
}
public OnPlayerDisconnect(playerid,reason)
{
return 1;
}

public OnPlayerText(playerid, text[])
{
    return 1;
}