Development of Pigs Game implementation for CSCI 430

CpuPlayer.cpp

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+#include "CpuPlayer.h"
+#include <chrono>
+#include <thread>
+
+CpuPlayer::CpuPlayer()
+{
+
+}
+
+bool CpuPlayer::determine_hold(int prev_roll, int cur_score, int roll_num)
+{
+ // if (!cur_score || (prev_roll < 4 && cur_score < 6))
+ // {
+ // 	IO.command(COM_ROLL);
+ // }
+ // else if ((cur_score > 9 && roll_num > 3) || roll_num > 4)
+ // {
+ // 	IO.command(COM_HOLD);
+ // }
+ return false;
+}
+
+int CpuPlayer::get_command(int cur_score)
+{
+    // int cur_score = 0;// game->getCurrentPlayerScore();
+    std::this_thread::sleep_for(std::chrono::seconds(1)); // thinking
+
+    if (cur_score < 20) {
+        return COM_ROLL;
+    }
+    return COM_HOLD;
+}
+
+std::string CpuPlayer::name()
+{
+    return "CPU";
+}

CpuPlayer.h

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+//Edward Brown
+//PigsGame CPU Player class
+#ifndef PLAYER_H
+#define PLAYER_H
+#include "Player.h"
+#include "Io.h"
+#include <string>
+
+//Note for later: implement a difficulty level
+class CpuPlayer: public Player
+{
+public:
+    CpuPlayer();
+  	bool determine_hold(int prev_roll, int cur_score, int roll_num);
+    virtual int get_command(int);
+    virtual std::string name();
+};
+
+#endif

Die.cpp

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+#include <stdlib.h> // for rand()
+#include <time.h>
+
+#include "Die.h"
+
+Die::Die()
+{
+    srand(time(NULL));
+}
+
+int Die::roll()
+{
+    return (rand() % DIE_SIDES) + 1;
+}

Die.h

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+#ifndef DIE_H
+#define DIE_H
+
+#define DIE_SIDES 6
+
+class Die
+{
+    public:
+        Die();
+        static int roll();
+};
+
+#endif

Game.cpp

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+#include <vector>
+#include "Game.h"
+#include "Player.h"
+#include "CpuPlayer.h"
+#include "Io.h"
+#include <iostream>
+
+using namespace std;
+
+Game::Game()
+{
+  m_turn = 0;
+  // m_pre_roll = 0;
+  // m_current_player = 1;
+
+  addPlayers(1);
+  addCpus(1);
+}
+
+//returns which players is currently playing
+int Game::whosTurn()
+{
+  if(m_number_of_players == 0)
+  {
+    return 0;
+  }
+  return m_current_player;
+}
+
+//gets what the current players score is
+int Game::getCurrentPlayerScore()
+{
+    return m_players[m_current_player]->getScore();
+}
+
+//takes a number as an argument then adds that number of human players to the game
+void Game::addPlayers(int n)
+{
+  m_number_of_players = n;
+  for(int i=0; i < m_number_of_players; i++)
+  {
+    m_players.push_back(new Player());
+  }
+}
+
+//takes a number as an argument and adds that number of computer players to the game
+void Game::addCpus(int n)
+{
+  m_number_of_cpus = n;
+  for(int i=0; i < m_number_of_cpus; i++)
+  {
+    m_players.push_back(new CpuPlayer());
+  }
+}
+
+//sends the current turn score to the player so they can add it to their total, then switches player who is taking their turn
+void Game::hold()
+{
+  // if(m_current_player <= m_number_of_players)
+  // {
+   m_players[m_current_player]->updateScore(m_current_score);
+   // return;
+  // }
+}
+
+//tells the AI player thats currently playing which roll their on, so it can decide wether to hold or roll, returns true if it wants to roll.
+bool Game::holdOrRoll()
+{
+  if(m_number_of_cpus == 0)
+  {
+    return false;
+  }
+  return true;
+  // return m_cpus[m_current_player - m_number_of_players - 1]->determine_hold(m_pre_roll,m_current_score,m_turn);
+}
+
+//takes an number for what the dice was rolled. If number is 1, then player looses their turn score. Otherwise roll is added to total
+int Game::turnScore(int r)
+{
+  // if(r == 1)
+  // {
+  //   // turnChange();
+  //   m_pre_roll = 0;
+  //   return m_current_score = 0;
+  // }
+    m_turn += 1;
+    m_pre_roll = r;
+    return m_current_score += r;
+}
+
+void Game::start()
+{
+    int n = 0;
+    Io io;
+
+    while(true) {
+
+        m_current_player = n % 2; // change back and forth players (2)
+        while (io.turn(m_players[m_current_player], m_current_player, m_current_score) != HOLD)
+        {
+            int turn = Die::roll();
+            if (turn == 1) {
+                cout << "\t\t\t =( You rolled 1. Nothing scored!" << endl;
+                m_current_score = 0;
+                break;
+            }
+            cout << "\t\t\tYou rolled: " << turn;
+            turnScore(turn);
+        }
+        hold();
+
+        if (m_players[m_current_player]->getScore() >= 100) {
+            io.winner(m_current_player);
+            return;
+        }
+
+        n++;
+    }
+}

Game.h

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+#ifndef GAME_H
+#define GAME_H
+
+#include <vector>
+using namespace std;
+
+#include "Player.h"
+#include "CpuPlayer.h"
+#include "Game.h"
+#include "Io.h"
+
+class Game
+{
+  public:
+    Game();
+    int whosTurn();
+    int getPlayersScore();
+    // bool turnChange();
+    void addPlayers(int n);
+    void addCpus(int n);
+    int getCurrentPlayerScore();
+    void setCurrentPlayerScore(int s);
+    bool holdOrRoll();
+    void hold();
+    int turnScore(int r);
+    void start();
+
+  private:
+    vector<Player*> m_players;
+    // vector<CpuPlayer*> m_cpus;
+    int m_turn;
+    int m_pre_roll;
+    int m_current_score;
+    int m_number_of_players;
+    int m_number_of_cpus;
+    int m_current_player;
+};
+
+#endif

Io.cpp

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+//Thomas Russel Carrel
+#include "Io.h"
+
+#include <iostream>
+using namespace std;
+////////////////////////////////////////////////////////////////////////////////
+//
+//   Tracks the number of Io objects created, prevents the creation of more than
+// one.
+//
+////////////////////////////////////////////////////////////////////////////////
+// Io::int io_num = 0;
+
+////////////////////////////////////////////////////////////////////////////////
+//PRIVATE ctor, prevents creation of Io class by any class other than game.
+////////////////////////////////////////////////////////////////////////////////
+//
+//   Io( Game* g );
+//
+//
+////////////////////////////////////////////////////////////////////////////////
+Io::Io()
+{
+  // if( io_num > 0 ) //Prevent creation of more than one io object.
+  // {
+  //   return;
+  // }
+  //
+  // io_num++;
+
+  //###########################################################################
+  //   Code for player's initial setup choices might go here.  Things like
+  // difficulty and number of sides on the die.
+  //###########################################################################
+}
+
+int Io::turn(Player* player, int player_num, int cur_score)
+{
+  unsigned char command = 'X';
+
+  while ( command != 'r' && command != 'h' )
+  {
+    cout << "\t\t\tTotal Score: " << player->getScore() << endl;
+    cout << "\t\t\tTurn Score: " << cur_score << endl;
+    cout << player->name() << ":\n\t(R)oll or (H)old? ";
+
+    switch( player->get_command(cur_score) ) //Human player should return COM_NOT_CPU
+    {         // This makes the cpu look like it's entering commands as well.
+      case COM_HOLD:
+        cout << "h" << endl;
+        command = 'h';
+        break;
+      case COM_ROLL:
+        cout << "r" << endl;
+        command = 'r';
+        break;
+      case COM_NOT_CPU:
+        //fallthrough.
+      default:
+        cin >> command;
+    }
+
+    if( 'A' >= command && command <= 'Z' ) //Switch to lowercase, if necessary.
+    {
+      command += 32;
+    }
+  }
+
+  if( command == 'h' )
+  {
+    return HOLD;
+  }
+
+  // Die die; // DIIIIIEEEEEEEEEEE!!!!!!!!!!!!
+
+  return COM_ROLL; //die.roll(); // Roll the die and return its result.
+}
+
+void Io::winner(int player_num)
+{
+  cout << "Player number " << player_num
+    << " has reached 100 points for the win!";
+}

Io.h

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+// Thomas Russel Carrel
+//
+// io.h
+//
+//    Class handles input from the player and sends it to the game's main class.
+// The game's main class performs its own actions and returns appropriate
+// output to the screen
+
+#ifndef _Io_H
+#define _Io_H
+
+#include <cstdlib>
+#include "Player.h"
+#include "Die.h"
+
+const int  HOLD = -1;
+
+enum Commands
+{
+  COM_NOT_CPU,
+  COM_HOLD,
+  COM_ROLL
+};
+
+class Io
+{
+  public:
+
+    // Returns HOLD if the player decides to hold, otherwise, returns the
+    //value from the die.
+    int turn( Player*, int player_num, int score);
+
+    void winner(int); // Displays a victory message.
+
+    friend class Game;
+  private:
+    Io(); //  Constructor can only be called by the game class.  Prevents other
+          // classes from creating their own instance of this class.
+
+    // static int io_num = 0; //  To prevent multiple instances.
+};
+
+#endif