Rohan Iyengar / Mbed 2 deprecated Stock_Exchange_Game

A Stock Exchange Game using IO devices, the 128x128 uLCD, and other components

Dependencies:   4DGL-uLCD-SE SDFileSystem ShiftBrite mbed wave_player

Fork of WavePlayer_HelloWorld by jim hamblen

main.cpp@2:3585cd51c765, 2016-11-03 (annotated)

Committer:
RohanIyengar
Date:
Thu Nov 03 19:35:44 2016 +0000
Revision:
2:3585cd51c765
Parent:
1:5b8e223e983d 
Created project

Who changed what in which revision?

UserRevisionLine numberNew contents of line
4180_1 1:5b8e223e983d 1 #include "mbed.h"
4180_1 1:5b8e223e983d 2 #include "SDFileSystem.h"
4180_1 1:5b8e223e983d 3 #include "wave_player.h"
RohanIyengar 2:3585cd51c765 4 #include "ShiftBrite.h"
RohanIyengar 2:3585cd51c765 5 #include "uLCD_4DGL.h"
RohanIyengar 2:3585cd51c765 6 #include <mpr121.h>
4180_1 1:5b8e223e983d 7
RohanIyengar 2:3585cd51c765 8 // Stock exchange game
RohanIyengar 2:3585cd51c765 9 // Rohan Kumar Iyengar & Sai Sathiesh Rajan
RohanIyengar 2:3585cd51c765 10
RohanIyengar 2:3585cd51c765 11 // Set up Mbed LEDs
RohanIyengar 2:3585cd51c765 12 DigitalOut led1(LED1);
RohanIyengar 2:3585cd51c765 13 DigitalOut led2(LED2);
RohanIyengar 2:3585cd51c765 14 DigitalOut led3(LED3);
RohanIyengar 2:3585cd51c765 15 DigitalOut led4(LED4);
RohanIyengar 2:3585cd51c765 16
RohanIyengar 2:3585cd51c765 17 // Create the interrupt receiver object on pin 26
RohanIyengar 2:3585cd51c765 18 InterruptIn interrupt(p26);
RohanIyengar 2:3585cd51c765 19
RohanIyengar 2:3585cd51c765 20 // Setup the i2c bus on pins 9 and 10
RohanIyengar 2:3585cd51c765 21 I2C i2c(p9, p10);
RohanIyengar 2:3585cd51c765 22
RohanIyengar 2:3585cd51c765 23 // Setup the Mpr121:
RohanIyengar 2:3585cd51c765 24 // constructor(i2c object, i2c address of the mpr121)
RohanIyengar 2:3585cd51c765 25 Mpr121 mpr121(&i2c, Mpr121::ADD_VSS);
RohanIyengar 2:3585cd51c765 26
RohanIyengar 2:3585cd51c765 27 uLCD_4DGL uLCD(p28,p27,p30); // serial tx, serial rx, reset pin;
RohanIyengar 2:3585cd51c765 28
RohanIyengar 2:3585cd51c765 29 SPI spi(p11, p12, p13);
RohanIyengar 2:3585cd51c765 30
RohanIyengar 2:3585cd51c765 31 ShiftBrite myBrite(p15,p16,spi); //latch, enable, spi
4180_1 1:5b8e223e983d 32
4180_1 1:5b8e223e983d 33 SDFileSystem sd(p5, p6, p7, p8, "sd"); //SD card
4180_1 1:5b8e223e983d 34
4180_1 1:5b8e223e983d 35 AnalogOut DACout(p18);
4180_1 1:5b8e223e983d 36
4180_1 1:5b8e223e983d 37 wave_player waver(&DACout);
4180_1 1:5b8e223e983d 38
RohanIyengar 2:3585cd51c765 39 int stockPrices [7] = {0,0,0,0,0,0,0}; // array to store trend data for current stock
RohanIyengar 2:3585cd51c765 40 int maxEle = -1; // easily accessible max value of current trend data
RohanIyengar 2:3585cd51c765 41 int minEle = 200; // easily accessible min value of current trend data
RohanIyengar 2:3585cd51c765 42 int gameState = 0; // used to transition between game states
RohanIyengar 2:3585cd51c765 43 int stocksChosen = 0; // number of stocks user has chosen already
RohanIyengar 2:3585cd51c765 44 char* currentName; // current stock name
RohanIyengar 2:3585cd51c765 45 char* chosenName1; // first chosen stock name
RohanIyengar 2:3585cd51c765 46 char* chosenName2; // second chosen stock name
RohanIyengar 2:3585cd51c765 47 int stockGain1 = 0; // first stock's profit/loss
RohanIyengar 2:3585cd51c765 48 int stockGain2 = 0; // second stock's profit/loss
RohanIyengar 2:3585cd51c765 49 int stockNamePos = 0; // Used to generate next stock name
RohanIyengar 2:3585cd51c765 50 int stocksScrolled = 0; // Used to loop around stock names
RohanIyengar 2:3585cd51c765 51
RohanIyengar 2:3585cd51c765 52 // Function to get next stock whenever user selects / rejects a stock
RohanIyengar 2:3585cd51c765 53 void getNewStock()
RohanIyengar 2:3585cd51c765 54 {
RohanIyengar 2:3585cd51c765 55 // Select stock name first
RohanIyengar 2:3585cd51c765 56 switch (stockNamePos) {
RohanIyengar 2:3585cd51c765 57
RohanIyengar 2:3585cd51c765 58 case 0:
RohanIyengar 2:3585cd51c765 59 currentName = "Amazon";
RohanIyengar 2:3585cd51c765 60 break;
RohanIyengar 2:3585cd51c765 61 case 1:
RohanIyengar 2:3585cd51c765 62 currentName = "Google";
RohanIyengar 2:3585cd51c765 63 break;
RohanIyengar 2:3585cd51c765 64 case 2:
RohanIyengar 2:3585cd51c765 65 currentName = "Microsoft";
RohanIyengar 2:3585cd51c765 66 break;
RohanIyengar 2:3585cd51c765 67 case 3:
RohanIyengar 2:3585cd51c765 68 currentName = "Apple";
RohanIyengar 2:3585cd51c765 69 break;
RohanIyengar 2:3585cd51c765 70 case 4:
RohanIyengar 2:3585cd51c765 71 currentName = "IBM";
RohanIyengar 2:3585cd51c765 72 break;
RohanIyengar 2:3585cd51c765 73 case 5:
RohanIyengar 2:3585cd51c765 74 currentName = "Intel";
RohanIyengar 2:3585cd51c765 75 break;
RohanIyengar 2:3585cd51c765 76 case 6:
RohanIyengar 2:3585cd51c765 77 currentName = "Cisco";
RohanIyengar 2:3585cd51c765 78 break;
RohanIyengar 2:3585cd51c765 79 case 7:
RohanIyengar 2:3585cd51c765 80 currentName = "Mathworks";
RohanIyengar 2:3585cd51c765 81 break;
RohanIyengar 2:3585cd51c765 82 case 8:
RohanIyengar 2:3585cd51c765 83 currentName = "Uber";
RohanIyengar 2:3585cd51c765 84 break;
RohanIyengar 2:3585cd51c765 85 case 9:
RohanIyengar 2:3585cd51c765 86 currentName = "Facebook";
RohanIyengar 2:3585cd51c765 87 break;
RohanIyengar 2:3585cd51c765 88 }
RohanIyengar 2:3585cd51c765 89
RohanIyengar 2:3585cd51c765 90 // Generate trend data for stock
RohanIyengar 2:3585cd51c765 91 srand(time(NULL));
RohanIyengar 2:3585cd51c765 92 float currentPrice = (rand() % 100) + 50; // initialize price
RohanIyengar 2:3585cd51c765 93 int trend = 0;
RohanIyengar 2:3585cd51c765 94 int range = 20;
RohanIyengar 2:3585cd51c765 95 int bound = 10;
RohanIyengar 2:3585cd51c765 96 stockPrices[0] = currentPrice;
RohanIyengar 2:3585cd51c765 97 maxEle = currentPrice;
RohanIyengar 2:3585cd51c765 98 minEle = currentPrice;
RohanIyengar 2:3585cd51c765 99 // Generate random data for first six days
RohanIyengar 2:3585cd51c765 100 for (int i = 1; i < 6; i++) {
RohanIyengar 2:3585cd51c765 101 float change = rand() % range - bound;
RohanIyengar 2:3585cd51c765 102 currentPrice = currentPrice + change;
RohanIyengar 2:3585cd51c765 103 stockPrices[i] = currentPrice;
RohanIyengar 2:3585cd51c765 104 if (currentPrice > maxEle) {
RohanIyengar 2:3585cd51c765 105 maxEle = currentPrice;
RohanIyengar 2:3585cd51c765 106 }
RohanIyengar 2:3585cd51c765 107 if (currentPrice < minEle) {
RohanIyengar 2:3585cd51c765 108 minEle = currentPrice;
RohanIyengar 2:3585cd51c765 109 }
RohanIyengar 2:3585cd51c765 110 int wildCard = rand() % 10 - 5;
RohanIyengar 2:3585cd51c765 111 if (change >= 0) {
RohanIyengar 2:3585cd51c765 112 trend++;
RohanIyengar 2:3585cd51c765 113 range = 15;
RohanIyengar 2:3585cd51c765 114 bound = 5 + wildCard;
RohanIyengar 2:3585cd51c765 115 } else {
RohanIyengar 2:3585cd51c765 116 trend--;
RohanIyengar 2:3585cd51c765 117 range = 15;
RohanIyengar 2:3585cd51c765 118 bound = 10 + wildCard;
RohanIyengar 2:3585cd51c765 119 }
RohanIyengar 2:3585cd51c765 120 }
RohanIyengar 2:3585cd51c765 121
RohanIyengar 2:3585cd51c765 122 // Add more random data for 7th day
RohanIyengar 2:3585cd51c765 123 srand(time(NULL));
RohanIyengar 2:3585cd51c765 124 int finalWildCard = rand() % 8 - 4 + trend;
RohanIyengar 2:3585cd51c765 125 float finalPrice = (1 + (finalWildCard / 34.0)) * currentPrice;
RohanIyengar 2:3585cd51c765 126 stockPrices[6] = finalPrice;
RohanIyengar 2:3585cd51c765 127
RohanIyengar 2:3585cd51c765 128 // Increment counters to allow next stock retrieval to be smooth
RohanIyengar 2:3585cd51c765 129 stockNamePos = (stockNamePos + 1) % 10;
RohanIyengar 2:3585cd51c765 130 stocksScrolled++;
RohanIyengar 2:3585cd51c765 131 if (stocksScrolled > 10 && stocksChosen != 2) {
RohanIyengar 2:3585cd51c765 132 stocksScrolled = 0;
RohanIyengar 2:3585cd51c765 133 stocksChosen = 0;
RohanIyengar 2:3585cd51c765 134 stockNamePos = rand() % 10;
RohanIyengar 2:3585cd51c765 135 }
RohanIyengar 2:3585cd51c765 136 }
RohanIyengar 2:3585cd51c765 137
RohanIyengar 2:3585cd51c765 138 // Uses current stock data to print a connected graph of points for that stock
RohanIyengar 2:3585cd51c765 139 void printGraph() {
RohanIyengar 2:3585cd51c765 140 int x = 4;
RohanIyengar 2:3585cd51c765 141 // draw graph axes
RohanIyengar 2:3585cd51c765 142 uLCD.line(2, 20, 2, 126, LGREY);
RohanIyengar 2:3585cd51c765 143 uLCD.line(2, 126, 126, 126, LGREY);
RohanIyengar 2:3585cd51c765 144 float arrayRange = maxEle - minEle;
RohanIyengar 2:3585cd51c765 145 float graphRange = 110 - 30;
RohanIyengar 2:3585cd51c765 146 float scaleFactor = graphRange / arrayRange;
RohanIyengar 2:3585cd51c765 147 int offset = 1;
RohanIyengar 2:3585cd51c765 148 for (int i = 0; i < 5; i++) {
RohanIyengar 2:3585cd51c765 149 int currDist = stockPrices[i] - minEle;
RohanIyengar 2:3585cd51c765 150 int y = (int) (110 - scaleFactor * currDist);
RohanIyengar 2:3585cd51c765 151 int nextDist = stockPrices[i + 1] - minEle;
RohanIyengar 2:3585cd51c765 152 int y2 = (int) (110 - scaleFactor * nextDist);
RohanIyengar 2:3585cd51c765 153 // Draw lines between each pair of points w/ color based on trend
RohanIyengar 2:3585cd51c765 154 if (y2 - y > 0) {
RohanIyengar 2:3585cd51c765 155 uLCD.line(x, y, x + 20, y2, RED);
RohanIyengar 2:3585cd51c765 156 } else if (y2 - y < 0) {
RohanIyengar 2:3585cd51c765 157 uLCD.line(x, y, x + 20, y2, GREEN);
RohanIyengar 2:3585cd51c765 158 } else {
RohanIyengar 2:3585cd51c765 159 uLCD.line(x, y, x + 20, y2, WHITE);
RohanIyengar 2:3585cd51c765 160 }
RohanIyengar 2:3585cd51c765 161 uLCD.filled_circle(x, y, 2, BLUE);
RohanIyengar 2:3585cd51c765 162 uLCD.filled_circle(x + 20, y2, 2, BLUE);
RohanIyengar 2:3585cd51c765 163 // Scale to row, col format of uLCD
RohanIyengar 2:3585cd51c765 164 int point1row = (int) ((x / 7.1) - .5);
RohanIyengar 2:3585cd51c765 165 int point1col = (int) ((y /8.0) - .5);
RohanIyengar 2:3585cd51c765 166 int point2col = (int) ((y2 / 8.0) - .5);
RohanIyengar 2:3585cd51c765 167 int point2row = (int) (((x + 20) / 7.1) - .5);
RohanIyengar 2:3585cd51c765 168 char buf1 [10];
RohanIyengar 2:3585cd51c765 169 char buf2 [10];
RohanIyengar 2:3585cd51c765 170 // NEED sprintf because printf on LCD has inexplicable behavior
RohanIyengar 2:3585cd51c765 171 sprintf(buf1, "%d", stockPrices[i]);
RohanIyengar 2:3585cd51c765 172 sprintf(buf2, "%d", stockPrices[i + 1]);
RohanIyengar 2:3585cd51c765 173 uLCD.text_string(buf1, point1row + 1, point1col + 1, FONT_12X16, WHITE);
RohanIyengar 2:3585cd51c765 174 offset*=-1;
RohanIyengar 2:3585cd51c765 175 //uLCD.locate(point2row + offset, point2col + offset);
RohanIyengar 2:3585cd51c765 176 //uLCD.printf("%3i", stockPrices[i+1]);
RohanIyengar 2:3585cd51c765 177 uLCD.text_string(buf2, point2row + 1, point2col + 1, FONT_12X16, WHITE);
RohanIyengar 2:3585cd51c765 178 x+=20;
RohanIyengar 2:3585cd51c765 179 }
RohanIyengar 2:3585cd51c765 180 }
RohanIyengar 2:3585cd51c765 181
RohanIyengar 2:3585cd51c765 182 // Interrupt when touch sensor is pressed
RohanIyengar 2:3585cd51c765 183 void fallInterrupt() {
RohanIyengar 2:3585cd51c765 184 int key_code=0;
RohanIyengar 2:3585cd51c765 185 int i=0;
RohanIyengar 2:3585cd51c765 186 int value=mpr121.read(0x00);
RohanIyengar 2:3585cd51c765 187 value +=mpr121.read(0x01)<<8;
RohanIyengar 2:3585cd51c765 188 // LED demo mod code inspired by J. Hamblen
RohanIyengar 2:3585cd51c765 189 i=0;
RohanIyengar 2:3585cd51c765 190 // puts key number out to LEDs for demo
RohanIyengar 2:3585cd51c765 191 for (i=0; i<12; i++) {
RohanIyengar 2:3585cd51c765 192 if (((value>>i)&0x01)==1) key_code=i+1;
RohanIyengar 2:3585cd51c765 193 }
RohanIyengar 2:3585cd51c765 194 led4=key_code & 0x01;
RohanIyengar 2:3585cd51c765 195 led3=(key_code>>1) & 0x01;
RohanIyengar 2:3585cd51c765 196 led2=(key_code>>2) & 0x01;
RohanIyengar 2:3585cd51c765 197 led1=(key_code>>3) & 0x01;
RohanIyengar 2:3585cd51c765 198 if (key_code == 9 && stocksChosen < 2) {
RohanIyengar 2:3585cd51c765 199 gameState = 2;
RohanIyengar 2:3585cd51c765 200 }
RohanIyengar 2:3585cd51c765 201 if (key_code == 4 && stocksChosen < 2) {
RohanIyengar 2:3585cd51c765 202 gameState = 1;
RohanIyengar 2:3585cd51c765 203 }
RohanIyengar 2:3585cd51c765 204 }
RohanIyengar 2:3585cd51c765 205
4180_1 1:5b8e223e983d 206 int main()
4180_1 1:5b8e223e983d 207 {
RohanIyengar 2:3585cd51c765 208 myBrite.Write(1023, 1023 ,0);
RohanIyengar 2:3585cd51c765 209 bool finished = false;
RohanIyengar 2:3585cd51c765 210 // Do title sequence one time
RohanIyengar 2:3585cd51c765 211 // Welcome Sequence on Game Startup
RohanIyengar 2:3585cd51c765 212 uLCD.cls();
RohanIyengar 2:3585cd51c765 213 uLCD.text_string("Welcome to the\n Stock Exchange\n Challenge!" , 1, 1, FONT_12X16, GREEN);
RohanIyengar 2:3585cd51c765 214 wait(2);
RohanIyengar 2:3585cd51c765 215 uLCD.cls();
RohanIyengar 2:3585cd51c765 216 srand(time(NULL));
RohanIyengar 2:3585cd51c765 217 stockNamePos = rand() % 10;
RohanIyengar 2:3585cd51c765 218 // Title Screen Image
RohanIyengar 2:3585cd51c765 219 uLCD.media_init();
RohanIyengar 2:3585cd51c765 220 uLCD.set_sector_address(0x003A, 0x7C26);
RohanIyengar 2:3585cd51c765 221 uLCD.display_image(0,15);
RohanIyengar 2:3585cd51c765 222 wait(3);
RohanIyengar 2:3585cd51c765 223 uLCD.cls();
RohanIyengar 2:3585cd51c765 224 uLCD.text_string("Look at stock \n trends then -" , 1, 1, FONT_12X16, BLUE);
RohanIyengar 2:3585cd51c765 225 uLCD.text_string("Pick two stocks \nthat will make\n you win BIG!", 1, 5, FONT_12X16, GREEN);
RohanIyengar 2:3585cd51c765 226 uLCD.text_string("Press button 8\n to choose the\n current stock", 1, 9, FONT_12X16, RED);
RohanIyengar 2:3585cd51c765 227 uLCD.text_string("Press button 3\n to move onto\n the next stock", 1, 13, FONT_12X16, WHITE);
RohanIyengar 2:3585cd51c765 228 wait(4);
RohanIyengar 2:3585cd51c765 229 uLCD.cls();
RohanIyengar 2:3585cd51c765 230 uLCD.text_string("Press 3 to begin!", 1, 7, FONT_12X16, GREEN);
RohanIyengar 2:3585cd51c765 231 // Now allow interrupts from touch sensor to trigger
RohanIyengar 2:3585cd51c765 232 interrupt.fall(&fallInterrupt);
RohanIyengar 2:3585cd51c765 233 interrupt.mode(PullUp);
RohanIyengar 2:3585cd51c765 234
RohanIyengar 2:3585cd51c765 235 while (!finished) {
RohanIyengar 2:3585cd51c765 236 // State to move to next stock
RohanIyengar 2:3585cd51c765 237 if (gameState == 1) {
RohanIyengar 2:3585cd51c765 238 getNewStock();
RohanIyengar 2:3585cd51c765 239 uLCD.cls();
RohanIyengar 2:3585cd51c765 240 uLCD.text_string("Stock: ", 1, 1, FONT_12X16, GREEN);
RohanIyengar 2:3585cd51c765 241 uLCD.text_string(currentName, 7, 1, FONT_12X16, GREEN);
RohanIyengar 2:3585cd51c765 242 printGraph();
RohanIyengar 2:3585cd51c765 243 gameState = 0;
RohanIyengar 2:3585cd51c765 244 }
RohanIyengar 2:3585cd51c765 245 // State when stock is picked
RohanIyengar 2:3585cd51c765 246 if (gameState == 2) {
RohanIyengar 2:3585cd51c765 247 if (stocksChosen == 0) {
RohanIyengar 2:3585cd51c765 248 chosenName1 = currentName;
RohanIyengar 2:3585cd51c765 249 stockGain1 = stockPrices[6] - stockPrices[5];
RohanIyengar 2:3585cd51c765 250 } else {
RohanIyengar 2:3585cd51c765 251 chosenName2 = currentName;
RohanIyengar 2:3585cd51c765 252 stockGain2 = stockPrices[6] - stockPrices[5];
RohanIyengar 2:3585cd51c765 253 }
RohanIyengar 2:3585cd51c765 254 stocksChosen++;
RohanIyengar 2:3585cd51c765 255 if (stocksChosen > 1) {
RohanIyengar 2:3585cd51c765 256 finished = true;
RohanIyengar 2:3585cd51c765 257 } else {
RohanIyengar 2:3585cd51c765 258 gameState = 1;
RohanIyengar 2:3585cd51c765 259 }
RohanIyengar 2:3585cd51c765 260 }
RohanIyengar 2:3585cd51c765 261 wait(.5);
RohanIyengar 2:3585cd51c765 262 }
RohanIyengar 2:3585cd51c765 263 // End game summary + statistics
RohanIyengar 2:3585cd51c765 264 int totalGain = stockGain1 + stockGain2;
RohanIyengar 2:3585cd51c765 265 uLCD.cls();
RohanIyengar 2:3585cd51c765 266 if (totalGain <= 0) {
RohanIyengar 2:3585cd51c765 267 // Print losing image
RohanIyengar 2:3585cd51c765 268 myBrite.Write(1023 ,0,0);
RohanIyengar 2:3585cd51c765 269 uLCD.media_init();
RohanIyengar 2:3585cd51c765 270 uLCD.set_sector_address(0x003A, 0x7C01);
RohanIyengar 2:3585cd51c765 271 uLCD.display_image(0,22);
RohanIyengar 2:3585cd51c765 272 } else {
RohanIyengar 2:3585cd51c765 273 myBrite.Write(0, 1023, 0);
RohanIyengar 2:3585cd51c765 274 // Print winning image
RohanIyengar 2:3585cd51c765 275 uLCD.media_init();
RohanIyengar 2:3585cd51c765 276 uLCD.set_sector_address(0x003A, 0x7C57);
RohanIyengar 2:3585cd51c765 277 uLCD.display_image(0,15);
RohanIyengar 2:3585cd51c765 278 }
RohanIyengar 2:3585cd51c765 279 wait(1);
RohanIyengar 2:3585cd51c765 280 uLCD.cls();
RohanIyengar 2:3585cd51c765 281 // Print picks and statistics
RohanIyengar 2:3585cd51c765 282 uLCD.locate(0,0);
RohanIyengar 2:3585cd51c765 283 if (stockGain1 < 0) {
RohanIyengar 2:3585cd51c765 284 uLCD.color(RED);
RohanIyengar 2:3585cd51c765 285 } else if (stockGain1 > 0) {
RohanIyengar 2:3585cd51c765 286 uLCD.color(GREEN);
RohanIyengar 2:3585cd51c765 287 } else {
RohanIyengar 2:3585cd51c765 288 uLCD.color(WHITE);
RohanIyengar 2:3585cd51c765 289 }
RohanIyengar 2:3585cd51c765 290 uLCD.printf("Pick 1: %s\n\r", chosenName1);
RohanIyengar 2:3585cd51c765 291 uLCD.printf("Stock Gain 1: $%d\n\r\n", stockGain1);
RohanIyengar 2:3585cd51c765 292 if (stockGain2 < 0) {
RohanIyengar 2:3585cd51c765 293 uLCD.color(RED);
RohanIyengar 2:3585cd51c765 294 } else if (stockGain2 > 0) {
RohanIyengar 2:3585cd51c765 295 uLCD.color(GREEN);
RohanIyengar 2:3585cd51c765 296 } else {
RohanIyengar 2:3585cd51c765 297 uLCD.color(WHITE);
RohanIyengar 2:3585cd51c765 298 }
RohanIyengar 2:3585cd51c765 299 uLCD.printf("Pick 2: %s\n\r", chosenName2);
RohanIyengar 2:3585cd51c765 300 uLCD.printf("Stock Gain 2: $%d\n\r\n", stockGain2);
RohanIyengar 2:3585cd51c765 301 if (totalGain < 0) {
RohanIyengar 2:3585cd51c765 302 uLCD.color(RED);
RohanIyengar 2:3585cd51c765 303 } else if (totalGain > 0) {
RohanIyengar 2:3585cd51c765 304 uLCD.color(GREEN);
RohanIyengar 2:3585cd51c765 305 } else {
RohanIyengar 2:3585cd51c765 306 uLCD.color(WHITE);
RohanIyengar 2:3585cd51c765 307 }
RohanIyengar 2:3585cd51c765 308 uLCD.printf("\nTotal Gain: $%d\n\r", totalGain);
RohanIyengar 2:3585cd51c765 309
RohanIyengar 2:3585cd51c765 310 // Play appropriate winning/losing sound
RohanIyengar 2:3585cd51c765 311 if (totalGain > 0) {
RohanIyengar 2:3585cd51c765 312 FILE* wave_file;
RohanIyengar 2:3585cd51c765 313 wave_file = fopen("/sd/Win.wav", "r");
RohanIyengar 2:3585cd51c765 314 waver.play(wave_file);
RohanIyengar 2:3585cd51c765 315 fclose(wave_file);
RohanIyengar 2:3585cd51c765 316 } else {
RohanIyengar 2:3585cd51c765 317 FILE* wave_file2;
RohanIyengar 2:3585cd51c765 318 wave_file2 = fopen("/sd/Lose.wav", "r");
RohanIyengar 2:3585cd51c765 319 waver.play(wave_file2);
RohanIyengar 2:3585cd51c765 320 fclose(wave_file2);
RohanIyengar 2:3585cd51c765 321 }
4180_1 1:5b8e223e983d 322 }