Mini Game

Rock Paper Scissors!

Jul 7, 2022

•

998 views

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4 respects

game

fun

Components and supplies

Graphic OLED, 128 x 64

Resistor 1k ohm

Arduino UNO

Jumper wires (generic)

Tactile Switch, Top Actuated

Breadboard (generic)

Tools and machines

Brain

Apps and platforms

Arduino IDE

Project description

Code

c_cpp

1#include <SPI.h>
2#include <Wire.h>
3#include <Adafruit_GFX.h>
4#include  <Adafruit_SSD1306.h>
5#include <stdlib.h>
6
7int gameMode;
8bool game= true;
9long  int loopCount=1;
10int p1;
11int p2;
12
13#define SCREEN_WIDTH 128 // OLED display  width, in pixels
14#define SCREEN_HEIGHT 64 // OLED display height, in pixels
15#define  but1 2
16#define but2 4
17#define but3 7
18
19#define ROCK 1
20#define PAPER  2
21#define SCISSOR 3
22
23// Declaration for an SSD1306 display connected to  I2C (SDA, SCL pins)
24Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire,  -1);
25
26const unsigned char myBitmap[] = { /* bmp */ };
27
28static const  unsigned char PROGMEM rps[] = {
29  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
30  0x00, 0x00, 0x00, 0x40, 0x00,  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xE0, 0x03, 0x00, 0x00, 0x00,
31  0x00, 0x00,  0x01, 0xC0, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x80, 0x00, 0x00, 0x00, 0x00,
32  0x00, 0x00, 0x07, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00,  0x70, 0x00, 0x00,
33  0x00, 0x00, 0x06, 0x00, 0x00, 0x70, 0x00, 0x00, 0x00, 0x00,  0x0E, 0x00, 0x00, 0x30, 0x00, 0x00,
34  0x00, 0x00, 0x0E, 0x00, 0x00, 0x30, 0x00,  0x00, 0x00, 0x00, 0x0C, 0x00, 0x00, 0x30, 0x00, 0x00,
35  0x00, 0x00, 0x0C, 0x00,  0x00, 0x30, 0x00, 0x00, 0x00, 0x00, 0x0C, 0x40, 0x00, 0x30, 0x00, 0x00,
36  0x00,  0x00, 0x0E, 0xE0, 0x00, 0x30, 0x00, 0x00, 0x00, 0x00, 0x0E, 0xE0, 0x00, 0x30, 0x00,  0x00,
37  0x00, 0x00, 0x07, 0xE0, 0x03, 0x30, 0x00, 0x00, 0x00, 0x00, 0x07, 0xE0,  0x23, 0xB0, 0x00, 0x00,
38  0x00, 0x00, 0x01, 0xE0, 0x73, 0xF0, 0x00, 0x00, 0x00,  0x00, 0x00, 0xE6, 0x77, 0xE0, 0x00, 0x00,
39  0x00, 0x00, 0x00, 0xC7, 0x7F, 0x00,  0x00, 0x00, 0x00, 0x00, 0x00, 0xCF, 0x3E, 0x00, 0x00, 0x00,
40  0x00, 0x00, 0x00,  0xCF, 0x38, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xCF, 0x38, 0x00, 0x00, 0x00,
41  0x00, 0x00, 0x01, 0xCF, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x9F, 0x98,  0x00, 0x00, 0x00,
42  0x00, 0x00, 0x01, 0x9D, 0x9C, 0x00, 0x00, 0x00, 0x00, 0x00,  0x03, 0x99, 0x9C, 0x00, 0x00, 0x00,
43  0x00, 0x00, 0x03, 0x99, 0x8C, 0x00, 0x00,  0x00, 0x00, 0x00, 0x03, 0x39, 0xCC, 0x00, 0x00, 0x00,
44  0x00, 0x00, 0x03, 0xB9,  0xDC, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0xF0, 0xFC, 0x00, 0x00, 0x00,
45  0x00,  0x00, 0x01, 0xE0, 0x78, 0x38, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7C, 0x00,  0x00,
46  0x00, 0x03, 0x80, 0x00, 0x00, 0xFE, 0x00, 0x00, 0x00, 0x07, 0xC0, 0x00,  0x07, 0xE7, 0x18, 0x00,
47  0x00, 0x0F, 0xFC, 0x00, 0x0F, 0xE3, 0xFE, 0x00, 0x00,  0x1C, 0x7E, 0x00, 0x0E, 0x71, 0xFF, 0x00,
48  0x00, 0x38, 0xF7, 0xC0, 0x0E, 0x38,  0xE3, 0x80, 0x00, 0x70, 0xE7, 0xE0, 0x1F, 0x1C, 0x71, 0xC0,
49  0x00, 0xE0, 0x07,  0x70, 0x3F, 0x8E, 0x38, 0xE0, 0x01, 0xC0, 0x06, 0x70, 0x3B, 0xC7, 0x1C, 0x70,
50  0x01, 0xC0, 0x00, 0x78, 0x39, 0xE7, 0x8E, 0x38, 0x03, 0x80, 0x00, 0xFC, 0x1C,  0xF3, 0xC7, 0x1C,
51  0x03, 0x80, 0x00, 0x5C, 0x1E, 0x79, 0xC2, 0x0C, 0x03, 0x00,  0x00, 0x0C, 0x3F, 0x3C, 0x00, 0x00,
52  0x03, 0x00, 0x00, 0x1C, 0x77, 0x9E, 0x00,  0x00, 0x03, 0x00, 0x00, 0x38, 0x73, 0xCE, 0x00, 0x00,
53  0x03, 0x00, 0x00, 0x78,  0x71, 0xC0, 0x00, 0x00, 0x07, 0x00, 0x00, 0xFC, 0x38, 0xE0, 0x00, 0x00,
54  0x0E,  0x00, 0x01, 0xCC, 0x1C, 0x70, 0x00, 0x00, 0x1C, 0x00, 0x01, 0x8C, 0x0E, 0x00, 0x00,  0x00,
55  0x38, 0x00, 0x00, 0x1C, 0x07, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x38,  0x03, 0x80, 0x00, 0x00,
56  0x00, 0x00, 0x00, 0x70, 0x01, 0xC0, 0x00, 0x00, 0x00,  0x00, 0x00, 0xE0, 0x00, 0xE0, 0x00, 0x00,
57  0x00, 0x00, 0x01, 0xC0, 0x00, 0x70,  0x00, 0x00, 0x00, 0x00, 0x1F, 0x80, 0x00, 0x38, 0x00, 0x00,
58  0x00, 0x01, 0xFF,  0x00, 0x00, 0x1E, 0x00, 0x00, 0x00, 0x03, 0xFC, 0x00, 0x00, 0x0F, 0xF0, 0x00,
59  0x00, 0x07, 0x00, 0x00, 0x00, 0x07, 0xFE, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,  0x00, 0xFE, 0x00,
60  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,  0x00, 0x00, 0x00, 0x00, 0x00, 0x00
61};
62
63void setup() {
64  Serial.begin(115200);
65  pinMode(but1, INPUT);
66  pinMode(but2, INPUT);
67  pinMode(but3, INPUT);
68}
69
70void  loop() {
71  if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) { // Address 0x3D for  128x64
72    Serial.println(F("SSD1306 allocation failed"));
73    for(;;);
74  }
75  delay(1000);
76  display.clearDisplay();
77  drawCircles();
78  display.display();
79  // delay(5000);
80  display.clearDisplay();
81  
82  
83  if(loopCount ==  1) {
84  display.clearDisplay();
85  displayOLED(1,27,20,"IoT Project");
86  displayOLED(1,12,30,"Rock Paper Scissor");
87  // display.drawRect(1,1,126,62,WHITE);
88  display.display();
89  int temp = readButt();
90  delay(500);   //Wait 5 Sec
91  display.clearDisplay();
92  display.drawBitmap(31 , 0, rps, 64, 64,1);
93  //  display.invertDisplay(true);
94  display.display();
95  delay(5000);
96  }
97
98  display.clearDisplay();  
99  displayOLED(1,10,20,"1.Single Player");
100  displayOLED(1,10,30,"2.Two  Players");
101  display.clearDisplay();
102
103
104  gameMode = readButt(); //Check  which mode is selected
105  display.clearDisplay();
106  if(gameMode==1) displayOLED(1,20,20,"Single  Player");
107  else if(gameMode==2) displayOLED(1,20,20,"Two Players");
108  else  displayOLED(1,20,20,"Baryon Mode");
109  delay(2000);
110
111game = true;
112do{
113  display.clearDisplay();
114  displayOLED(2,10,20,"Player 1");
115  displayOLED(1,10,35,"Rock  Paper Scissor");
116
117  p1 = readButt();
118  delay(1000);
119 
120  display.clearDisplay();
121  displayOLED(2,10,20,"Player 2");
122  displayOLED(1,10,35,"Rock Paper Scissor");
123  if(gameMode==1) {
124    p2 = askAI();
125  } else p2 = readButt();
126  delay(1000);  
127
128  game = checkWin(p1,p2);   //checking for winner
129  delay(3000);
130
131  }while(game == false);
132 loopCount++;
133}
134
135void displayOLED(int textSize,int  setX, int setY, char str[20]) {
136    display.setFont();
137    display.setTextColor(WHITE);
138    display.setTextSize(textSize);
139    display.setTextColor(WHITE);
140    display.setCursor(setX,  setY);
141    display.print(str);
142    display.display();  
143}
144
145void drawCircles(void)  {
146  display.clearDisplay();
147  for(int16_t i=5; i<90; i+=5) {
148    display.drawCircle(63,31,  i, WHITE);
149    display.display();
150    delay(10);
151    display.clearDisplay();
152  }
153}
154
155int readButt() {
156  // gameMode = 0;
157  // p1=0;
158  int val=0;
159  while(1) {
160  if(digitalRead(but1)==HIGH && digitalRead(but2)==LOW  && digitalRead(but3)==LOW)  {
161    Serial.println("returning 1 ");
162   val = 1;
163   break;
164  }
165  if(digitalRead(but1)==LOW && digitalRead(but2)==HIGH && digitalRead(but3)==LOW)  {
166    Serial.println("returning 2");
167   val = 2;
168   break;  
169  }
170  if(digitalRead(but1)==LOW && digitalRead(but2)==LOW && digitalRead(but3)==HIGH)  {
171    Serial.println("returning 3 ");
172   val = 3;
173   break;
174  }
175  }
176  return val;
177}
178
179int askAI() {
180  int srand = (rand()%3) + 1;
181  Serial.print("returning ");
182  Serial.println(srand);
183  return srand;
184}
185
186bool  checkWin(int p1, int p2) {
187  display.clearDisplay();
188  if(p1==p2) {
189    displayOLED(2,20,20,"Draw");
190    displayOLED(1,20,35,"Restart");
191    return false;
192  }
193  if(p1==ROCK  && p2==PAPER) { 
194    displayOLED(1,20,20,"Rock looses to Paper");
195    return  true;
196  } else if(p1==ROCK && p2==SCISSOR) { 
197    displayOLED(1,20,20,"Rock  beats Scissor");
198    return true;
199  } else if(p1==PAPER && p2==ROCK) { 
200    displayOLED(1,20,20,"Paper beats Rock");
201    return true;
202  } else if(p1==PAPER  && p2==SCISSOR) { 
203    displayOLED(1,20,20,"Paper looses to Scissor");
204    return true;
205  } else if(p1==SCISSOR && p2==ROCK) { 
206    displayOLED(1,20,20,"Scissor  looses to Rock");
207    return true;
208  } else if(p1==SCISSOR && p2==PAPER)  { 
209    displayOLED(1,20,20,"Scissor beats Paper");
210    return true;
211  }
212}
213
214

#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include  <Adafruit_SSD1306.h>
#include <stdlib.h>

int gameMode;
bool game= true;
long  int loopCount=1;
int p1;
int p2;

#define SCREEN_WIDTH 128 // OLED display  width, in pixels
#define SCREEN_HEIGHT 64 // OLED display height, in pixels
#define  but1 2
#define but2 4
#define but3 7

#define ROCK 1
#define PAPER  2
#define SCISSOR 3

// Declaration for an SSD1306 display connected to  I2C (SDA, SCL pins)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire,  -1);

const unsigned char myBitmap[] = { /* bmp */ };

static const  unsigned char PROGMEM rps[] = {
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x40, 0x00,  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xE0, 0x03, 0x00, 0x00, 0x00,
  0x00, 0x00,  0x01, 0xC0, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x80, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x07, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00,  0x70, 0x00, 0x00,
  0x00, 0x00, 0x06, 0x00, 0x00, 0x70, 0x00, 0x00, 0x00, 0x00,  0x0E, 0x00, 0x00, 0x30, 0x00, 0x00,
  0x00, 0x00, 0x0E, 0x00, 0x00, 0x30, 0x00,  0x00, 0x00, 0x00, 0x0C, 0x00, 0x00, 0x30, 0x00, 0x00,
  0x00, 0x00, 0x0C, 0x00,  0x00, 0x30, 0x00, 0x00, 0x00, 0x00, 0x0C, 0x40, 0x00, 0x30, 0x00, 0x00,
  0x00,  0x00, 0x0E, 0xE0, 0x00, 0x30, 0x00, 0x00, 0x00, 0x00, 0x0E, 0xE0, 0x00, 0x30, 0x00,  0x00,
  0x00, 0x00, 0x07, 0xE0, 0x03, 0x30, 0x00, 0x00, 0x00, 0x00, 0x07, 0xE0,  0x23, 0xB0, 0x00, 0x00,
  0x00, 0x00, 0x01, 0xE0, 0x73, 0xF0, 0x00, 0x00, 0x00,  0x00, 0x00, 0xE6, 0x77, 0xE0, 0x00, 0x00,
  0x00, 0x00, 0x00, 0xC7, 0x7F, 0x00,  0x00, 0x00, 0x00, 0x00, 0x00, 0xCF, 0x3E, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x00,  0xCF, 0x38, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xCF, 0x38, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x01, 0xCF, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x9F, 0x98,  0x00, 0x00, 0x00,
  0x00, 0x00, 0x01, 0x9D, 0x9C, 0x00, 0x00, 0x00, 0x00, 0x00,  0x03, 0x99, 0x9C, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x03, 0x99, 0x8C, 0x00, 0x00,  0x00, 0x00, 0x00, 0x03, 0x39, 0xCC, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x03, 0xB9,  0xDC, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0xF0, 0xFC, 0x00, 0x00, 0x00,
  0x00,  0x00, 0x01, 0xE0, 0x78, 0x38, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7C, 0x00,  0x00,
  0x00, 0x03, 0x80, 0x00, 0x00, 0xFE, 0x00, 0x00, 0x00, 0x07, 0xC0, 0x00,  0x07, 0xE7, 0x18, 0x00,
  0x00, 0x0F, 0xFC, 0x00, 0x0F, 0xE3, 0xFE, 0x00, 0x00,  0x1C, 0x7E, 0x00, 0x0E, 0x71, 0xFF, 0x00,
  0x00, 0x38, 0xF7, 0xC0, 0x0E, 0x38,  0xE3, 0x80, 0x00, 0x70, 0xE7, 0xE0, 0x1F, 0x1C, 0x71, 0xC0,
  0x00, 0xE0, 0x07,  0x70, 0x3F, 0x8E, 0x38, 0xE0, 0x01, 0xC0, 0x06, 0x70, 0x3B, 0xC7, 0x1C, 0x70,
  0x01, 0xC0, 0x00, 0x78, 0x39, 0xE7, 0x8E, 0x38, 0x03, 0x80, 0x00, 0xFC, 0x1C,  0xF3, 0xC7, 0x1C,
  0x03, 0x80, 0x00, 0x5C, 0x1E, 0x79, 0xC2, 0x0C, 0x03, 0x00,  0x00, 0x0C, 0x3F, 0x3C, 0x00, 0x00,
  0x03, 0x00, 0x00, 0x1C, 0x77, 0x9E, 0x00,  0x00, 0x03, 0x00, 0x00, 0x38, 0x73, 0xCE, 0x00, 0x00,
  0x03, 0x00, 0x00, 0x78,  0x71, 0xC0, 0x00, 0x00, 0x07, 0x00, 0x00, 0xFC, 0x38, 0xE0, 0x00, 0x00,
  0x0E,  0x00, 0x01, 0xCC, 0x1C, 0x70, 0x00, 0x00, 0x1C, 0x00, 0x01, 0x8C, 0x0E, 0x00, 0x00,  0x00,
  0x38, 0x00, 0x00, 0x1C, 0x07, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x38,  0x03, 0x80, 0x00, 0x00,
  0x00, 0x00, 0x00, 0x70, 0x01, 0xC0, 0x00, 0x00, 0x00,  0x00, 0x00, 0xE0, 0x00, 0xE0, 0x00, 0x00,
  0x00, 0x00, 0x01, 0xC0, 0x00, 0x70,  0x00, 0x00, 0x00, 0x00, 0x1F, 0x80, 0x00, 0x38, 0x00, 0x00,
  0x00, 0x01, 0xFF,  0x00, 0x00, 0x1E, 0x00, 0x00, 0x00, 0x03, 0xFC, 0x00, 0x00, 0x0F, 0xF0, 0x00,
  0x00, 0x07, 0x00, 0x00, 0x00, 0x07, 0xFE, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,  0x00, 0xFE, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,  0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};

void setup() {
  Serial.begin(115200);
  pinMode(but1, INPUT);
  pinMode(but2, INPUT);
  pinMode(but3, INPUT);
}

void  loop() {
  if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) { // Address 0x3D for  128x64
    Serial.println(F("SSD1306 allocation failed"));
    for(;;);
  }
  delay(1000);
  display.clearDisplay();
  drawCircles();
  display.display();
  // delay(5000);
  display.clearDisplay();
  
  
  if(loopCount ==  1) {
  display.clearDisplay();
  displayOLED(1,27,20,"IoT Project");
  displayOLED(1,12,30,"Rock Paper Scissor");
  // display.drawRect(1,1,126,62,WHITE);
  display.display();
  int temp = readButt();
  delay(500);   //Wait 5 Sec
  display.clearDisplay();
  display.drawBitmap(31 , 0, rps, 64, 64,1);
  //  display.invertDisplay(true);
  display.display();
  delay(5000);
  }

  display.clearDisplay();  
  displayOLED(1,10,20,"1.Single Player");
  displayOLED(1,10,30,"2.Two  Players");
  display.clearDisplay();


  gameMode = readButt(); //Check  which mode is selected
  display.clearDisplay();
  if(gameMode==1) displayOLED(1,20,20,"Single  Player");
  else if(gameMode==2) displayOLED(1,20,20,"Two Players");
  else  displayOLED(1,20,20,"Baryon Mode");
  delay(2000);

game = true;
do{
  display.clearDisplay();
  displayOLED(2,10,20,"Player 1");
  displayOLED(1,10,35,"Rock  Paper Scissor");

  p1 = readButt();
  delay(1000);
 
  display.clearDisplay();
  displayOLED(2,10,20,"Player 2");
  displayOLED(1,10,35,"Rock Paper Scissor");
  if(gameMode==1) {
    p2 = askAI();
  } else p2 = readButt();
  delay(1000);  

  game = checkWin(p1,p2);   //checking for winner
  delay(3000);

  }while(game == false);
 loopCount++;
}

void displayOLED(int textSize,int  setX, int setY, char str[20]) {
    display.setFont();
    display.setTextColor(WHITE);
    display.setTextSize(textSize);
    display.setTextColor(WHITE);
    display.setCursor(setX,  setY);
    display.print(str);
    display.display();  
}

void drawCircles(void)  {
  display.clearDisplay();
  for(int16_t i=5; i<90; i+=5) {
    display.drawCircle(63,31,  i, WHITE);
    display.display();
    delay(10);
    display.clearDisplay();
  }
}

int readButt() {
  // gameMode = 0;
  // p1=0;
  int val=0;
  while(1) {
  if(digitalRead(but1)==HIGH && digitalRead(but2)==LOW  && digitalRead(but3)==LOW)  {
    Serial.println("returning 1 ");
   val = 1;
   break;
  }
  if(digitalRead(but1)==LOW && digitalRead(but2)==HIGH && digitalRead(but3)==LOW)  {
    Serial.println("returning 2");
   val = 2;
   break;  
  }
  if(digitalRead(but1)==LOW && digitalRead(but2)==LOW && digitalRead(but3)==HIGH)  {
    Serial.println("returning 3 ");
   val = 3;
   break;
  }
  }
  return val;
}

int askAI() {
  int srand = (rand()%3) + 1;
  Serial.print("returning ");
  Serial.println(srand);
  return srand;
}

bool  checkWin(int p1, int p2) {
  display.clearDisplay();
  if(p1==p2) {
    displayOLED(2,20,20,"Draw");
    displayOLED(1,20,35,"Restart");
    return false;
  }
  if(p1==ROCK  && p2==PAPER) { 
    displayOLED(1,20,20,"Rock looses to Paper");
    return  true;
  } else if(p1==ROCK && p2==SCISSOR) { 
    displayOLED(1,20,20,"Rock  beats Scissor");
    return true;
  } else if(p1==PAPER && p2==ROCK) { 
    displayOLED(1,20,20,"Paper beats Rock");
    return true;
  } else if(p1==PAPER  && p2==SCISSOR) { 
    displayOLED(1,20,20,"Paper looses to Scissor");
    return true;
  } else if(p1==SCISSOR && p2==ROCK) { 
    displayOLED(1,20,20,"Scissor  looses to Rock");
    return true;
  } else if(p1==SCISSOR && p2==PAPER)  { 
    displayOLED(1,20,20,"Scissor beats Paper");
    return true;
  }
}

Downloadable files

Connections

This is the picture after connecting all the components before packing it into a small box.

Connections

Documentation

Wokwi Simulator

This is the circuit screenshot where I simulated the project.

Wokwi Simulator

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p-pavan

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Intro