stock GetPlayerCameraLookAt(playerid, &Float:X, &Float:Y, &Float:Z)
{
new
Float:CamX, Float:CamY, Float:CamZ,
Float:FrX, Float:FrY, Float:FrZ;
GetPlayerCameraPos(playerid, CamX, CamY, CamZ);
GetPlayerCameraFrontVector(playerid, FrX, FrY, FrZ);
X = FrX + CamX;
Y = FrY + CamY;
Z = FrZ + CamZ;
}

Что писать в GetPlayerCameraLookAt(playerid, &Float:X, &Float:Y, &Float:Z); ?

CMD:test(playerid)
{
new Float: x1, Float: y1,Float: z1;
GetPlayerPos(playerid,x1,y1,z1);
GetPlayerCameraLookAt(playerid, x1,y1,z1); // Наша функция
new str[100];
format(str,sizeof(str),"%d %d %d",x1,y1,z1);
SendClientMessage(playerid,-1,str);
return true;
}