Konlatee Sittichaivijit / Mbed 2 deprecated PacManII

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Dependencies:   N5110 PowerControl mbed

main.cpp@1:98cc4f4a20dc, 2015-04-20 (annotated)

Committer:
el13ks
Date:
Mon Apr 20 19:38:17 2015 +0000
Revision:
1:98cc4f4a20dc
Parent:
0:1c3f3fe862f2
Child:
2:830feffe8462
Second testing

Who changed what in which revision?

UserRevisionLine numberNew contents of line
el13ks 0:1c3f3fe862f2 1 #include "mbed.h"
el13ks 0:1c3f3fe862f2 2 #include "N5110.h"
el13ks 1:98cc4f4a20dc 3 #define DIRECTION_TOLERANCE 0.05// Tolerance of Joystick
el13ks 1:98cc4f4a20dc 4 #define PACMAN 3 //Radius size of pacman
el13ks 1:98cc4f4a20dc 5 #define CHECKPIXEL 5 // Number of pixels checked ahead
el13ks 0:1c3f3fe862f2 6 BusOut myleds(p24,p23,p22); //External LEDS
el13ks 0:1c3f3fe862f2 7 InterruptIn StartButton(p18);//Start button
el13ks 0:1c3f3fe862f2 8 N5110 lcd(p7,p8,p9,p10,p11,p13,p26); //PWR, SCE, RST, DC, MOSI, SCLK, LED
el13ks 0:1c3f3fe862f2 9 AnalogIn Bright(p20);//Pot to adjust brightness
el13ks 0:1c3f3fe862f2 10 Ticker timer; //Create ticker object
el13ks 0:1c3f3fe862f2 11 DigitalIn button(p17);// Joystick Button
el13ks 0:1c3f3fe862f2 12 AnalogIn xPot(p15);// Joystick x-direction
el13ks 0:1c3f3fe862f2 13 AnalogIn yPot(p16);// Joystick y-direction
el13ks 1:98cc4f4a20dc 14 int i=42; // Pacman's starting position
el13ks 0:1c3f3fe862f2 15 int j = 24;
el13ks 1:98cc4f4a20dc 16 volatile bool win=false; //True when pacman has eaten all coins
el13ks 1:98cc4f4a20dc 17 volatile bool gameover=false; //True when the position of the ghost and pacman are the same
el13ks 0:1c3f3fe862f2 18 Ticker pollJoystick; // timer to regularly read the joystick
el13ks 1:98cc4f4a20dc 19 int next[84][48]= {0};
el13ks 1:98cc4f4a20dc 20
el13ks 1:98cc4f4a20dc 21
el13ks 1:98cc4f4a20dc 22
el13ks 0:1c3f3fe862f2 23 enum DirectionName { // create enumerated type (0,1,2,3 etc. for direction)
el13ks 0:1c3f3fe862f2 24 UP, // could be extended for diagonals etc.
el13ks 0:1c3f3fe862f2 25 DOWN,
el13ks 0:1c3f3fe862f2 26 LEFT,
el13ks 0:1c3f3fe862f2 27 RIGHT,
el13ks 0:1c3f3fe862f2 28 CENTRE,
el13ks 0:1c3f3fe862f2 29 UNKNOWN
el13ks 0:1c3f3fe862f2 30 };
el13ks 0:1c3f3fe862f2 31
el13ks 0:1c3f3fe862f2 32 typedef struct JoyStick Joystick; // struct for Joystick
el13ks 0:1c3f3fe862f2 33 struct JoyStick {
el13ks 0:1c3f3fe862f2 34 float x; // current x value
el13ks 0:1c3f3fe862f2 35 float x0; // 'centred' x value
el13ks 0:1c3f3fe862f2 36 float y; // current y value
el13ks 0:1c3f3fe862f2 37 float y0; // 'centred' y value
el13ks 0:1c3f3fe862f2 38 int button; // button state (assume pull-down used, so 1 = pressed, 0 = unpressed)
el13ks 0:1c3f3fe862f2 39 DirectionName direction; // current direction
el13ks 0:1c3f3fe862f2 40 };
el13ks 0:1c3f3fe862f2 41
el13ks 0:1c3f3fe862f2 42 Joystick joystick; // create struct variable
el13ks 0:1c3f3fe862f2 43
el13ks 0:1c3f3fe862f2 44
el13ks 0:1c3f3fe862f2 45 void calibrateJoystick() // read default positions of the joystick to calibrate later readings
el13ks 0:1c3f3fe862f2 46 {
el13ks 0:1c3f3fe862f2 47 button.mode(PullDown);
el13ks 0:1c3f3fe862f2 48 // must not move during calibration
el13ks 0:1c3f3fe862f2 49 joystick.x0 = xPot; // initial positions in the range 0.0 to 1.0 (0.5 if centred exactly)
el13ks 0:1c3f3fe862f2 50 joystick.y0 = yPot;
el13ks 0:1c3f3fe862f2 51 }
el13ks 0:1c3f3fe862f2 52
el13ks 0:1c3f3fe862f2 53 void updateJoystick()
el13ks 0:1c3f3fe862f2 54 {
el13ks 0:1c3f3fe862f2 55
el13ks 0:1c3f3fe862f2 56 joystick.x = xPot - joystick.x0; // read current joystick values relative to calibrated values (in range -0.5 to 0.5, 0.0 is centred)
el13ks 0:1c3f3fe862f2 57 joystick.y = yPot - joystick.y0;
el13ks 0:1c3f3fe862f2 58 joystick.button = button; // read button state
el13ks 0:1c3f3fe862f2 59
el13ks 0:1c3f3fe862f2 60 // calculate direction depending on x,y values
el13ks 0:1c3f3fe862f2 61 // tolerance allows a little lee-way in case joystick not exactly in the stated direction
el13ks 0:1c3f3fe862f2 62 if ( fabs(joystick.y) < DIRECTION_TOLERANCE && fabs(joystick.x) < DIRECTION_TOLERANCE) {
el13ks 0:1c3f3fe862f2 63 joystick.direction = CENTRE;
el13ks 0:1c3f3fe862f2 64 } else if ( joystick.y > DIRECTION_TOLERANCE && fabs(joystick.x) < DIRECTION_TOLERANCE) {
el13ks 0:1c3f3fe862f2 65 joystick.direction = UP;
el13ks 0:1c3f3fe862f2 66 } else if ( joystick.y < DIRECTION_TOLERANCE && fabs(joystick.x) < DIRECTION_TOLERANCE) {
el13ks 0:1c3f3fe862f2 67 joystick.direction = DOWN;
el13ks 0:1c3f3fe862f2 68 } else if ( joystick.x > DIRECTION_TOLERANCE && fabs(joystick.y) < DIRECTION_TOLERANCE) {
el13ks 0:1c3f3fe862f2 69 joystick.direction = RIGHT;
el13ks 0:1c3f3fe862f2 70 } else if ( joystick.x < DIRECTION_TOLERANCE && fabs(joystick.y) < DIRECTION_TOLERANCE) {
el13ks 0:1c3f3fe862f2 71 joystick.direction = LEFT;
el13ks 0:1c3f3fe862f2 72 } else {
el13ks 0:1c3f3fe862f2 73 joystick.direction = UNKNOWN;
el13ks 0:1c3f3fe862f2 74 }
el13ks 0:1c3f3fe862f2 75
el13ks 0:1c3f3fe862f2 76
el13ks 1:98cc4f4a20dc 77
el13ks 0:1c3f3fe862f2 78 }
el13ks 0:1c3f3fe862f2 79
el13ks 0:1c3f3fe862f2 80 void drawMap1()// Furthest Left Map
el13ks 0:1c3f3fe862f2 81 {
el13ks 0:1c3f3fe862f2 82
el13ks 1:98cc4f4a20dc 83 lcd.drawRect(0,0,1,47,1); //x-coordinate of origin (top-left),y-coordinate of origin (top-left),width , height ,0 transparent (w/outline), 1 filled black, 2 filled white (wo/outline), Left Border
el13ks 1:98cc4f4a20dc 84 lcd.drawRect(0,0,83,1,1); // Top Border
el13ks 1:98cc4f4a20dc 85 lcd.drawRect(0,46,83,1,1); // Bottom Border
el13ks 1:98cc4f4a20dc 86 lcd.drawRect(82,0,1,47,1);// Right border
el13ks 1:98cc4f4a20dc 87
el13ks 1:98cc4f4a20dc 88 lcd.drawRect(41,0,2,10,1);
el13ks 1:98cc4f4a20dc 89
el13ks 1:98cc4f4a20dc 90
el13ks 1:98cc4f4a20dc 91
el13ks 0:1c3f3fe862f2 92 }
el13ks 0:1c3f3fe862f2 93
el13ks 1:98cc4f4a20dc 94 void Getpixels()
el13ks 0:1c3f3fe862f2 95 {
el13ks 1:98cc4f4a20dc 96 for(int i=1; i<83; i++) {
el13ks 1:98cc4f4a20dc 97 for(int j=1; j<47; j++) {
el13ks 1:98cc4f4a20dc 98
el13ks 1:98cc4f4a20dc 99 int n = 0;
el13ks 1:98cc4f4a20dc 100
el13ks 1:98cc4f4a20dc 101 if(lcd.getPixel (i-1,j-1)) //Pixel to top left
el13ks 1:98cc4f4a20dc 102 n++;
el13ks 1:98cc4f4a20dc 103 if(lcd.getPixel (i-1,j)) // Pixel to left
el13ks 1:98cc4f4a20dc 104 n++;
el13ks 1:98cc4f4a20dc 105 if(lcd.getPixel (i-1,j+1))//Pixel to bottom left
el13ks 1:98cc4f4a20dc 106 n++;
el13ks 1:98cc4f4a20dc 107 if(lcd.getPixel (i,j-1)) //Pixel directly above
el13ks 1:98cc4f4a20dc 108 n++;
el13ks 1:98cc4f4a20dc 109 if(lcd.getPixel (i,j+1))//Pixel to directly below
el13ks 1:98cc4f4a20dc 110 n++;
el13ks 1:98cc4f4a20dc 111 if(lcd.getPixel (i+1,j-1))//Pixel to top right
el13ks 1:98cc4f4a20dc 112 n++;
el13ks 1:98cc4f4a20dc 113 if(lcd.getPixel (i+1,j))// Pixel to right
el13ks 1:98cc4f4a20dc 114 n++;
el13ks 1:98cc4f4a20dc 115 if(lcd.getPixel (i+1,j+1)) // Pixel to bottom right
el13ks 1:98cc4f4a20dc 116 n++;
el13ks 1:98cc4f4a20dc 117
el13ks 1:98cc4f4a20dc 118
el13ks 1:98cc4f4a20dc 119 if (n>3) {
el13ks 1:98cc4f4a20dc 120 next[i][j]=0;
el13ks 1:98cc4f4a20dc 121 }
el13ks 1:98cc4f4a20dc 122
el13ks 1:98cc4f4a20dc 123 }
el13ks 1:98cc4f4a20dc 124 }
el13ks 0:1c3f3fe862f2 125 }
el13ks 0:1c3f3fe862f2 126
el13ks 1:98cc4f4a20dc 127 void nextgen()
el13ks 0:1c3f3fe862f2 128 {
el13ks 1:98cc4f4a20dc 129 for(int i=0; i<84 ; i++) {
el13ks 1:98cc4f4a20dc 130 for(int j=0; j<48; j++) {
el13ks 0:1c3f3fe862f2 131
el13ks 1:98cc4f4a20dc 132 if(next[i][j]) {
el13ks 1:98cc4f4a20dc 133 lcd.setPixel(i,j);
el13ks 1:98cc4f4a20dc 134 } else {
el13ks 1:98cc4f4a20dc 135 lcd.clearPixel(i,j);
el13ks 1:98cc4f4a20dc 136 }
el13ks 1:98cc4f4a20dc 137 }
el13ks 1:98cc4f4a20dc 138 lcd.refresh(); //Need to refresh everytime
el13ks 1:98cc4f4a20dc 139 }
el13ks 0:1c3f3fe862f2 140 }
el13ks 0:1c3f3fe862f2 141
el13ks 0:1c3f3fe862f2 142 int main()
el13ks 0:1c3f3fe862f2 143 {
el13ks 0:1c3f3fe862f2 144 lcd.init();
el13ks 0:1c3f3fe862f2 145
el13ks 0:1c3f3fe862f2 146
el13ks 0:1c3f3fe862f2 147 calibrateJoystick(); // get centred values of joystick
el13ks 1:98cc4f4a20dc 148 pollJoystick.attach(&updateJoystick,1.0/10.0); // read joystick 10 times per second
el13ks 0:1c3f3fe862f2 149
el13ks 0:1c3f3fe862f2 150 while(1) {
el13ks 0:1c3f3fe862f2 151 lcd.clear();
el13ks 1:98cc4f4a20dc 152 drawMap1();
el13ks 0:1c3f3fe862f2 153 lcd.drawCircle(i,j,2,1); //x-coordinate of origin (top-left),y-coordinate of origin (top-left),width , height ,0 transparent (w/outline), 1 filled black, 2 filled white (wo/outline)
el13ks 0:1c3f3fe862f2 154
el13ks 0:1c3f3fe862f2 155
el13ks 0:1c3f3fe862f2 156 if (joystick.direction == UP) {
el13ks 0:1c3f3fe862f2 157 j--;
el13ks 0:1c3f3fe862f2 158 }
el13ks 0:1c3f3fe862f2 159 if (joystick.direction == DOWN) {
el13ks 0:1c3f3fe862f2 160 j++;
el13ks 0:1c3f3fe862f2 161 }
el13ks 0:1c3f3fe862f2 162 if (joystick.direction == LEFT) {
el13ks 0:1c3f3fe862f2 163 i--;
el13ks 0:1c3f3fe862f2 164 }
el13ks 0:1c3f3fe862f2 165 if (joystick.direction == RIGHT) {
el13ks 0:1c3f3fe862f2 166 i++;
el13ks 0:1c3f3fe862f2 167 }
el13ks 0:1c3f3fe862f2 168 if (i<4) {
el13ks 0:1c3f3fe862f2 169 i=4;
el13ks 0:1c3f3fe862f2 170 }
el13ks 0:1c3f3fe862f2 171 if (j<4) {
el13ks 0:1c3f3fe862f2 172 j=4;
el13ks 0:1c3f3fe862f2 173 }
el13ks 0:1c3f3fe862f2 174 if (j>43) {
el13ks 0:1c3f3fe862f2 175 j=43;
el13ks 0:1c3f3fe862f2 176 }
el13ks 1:98cc4f4a20dc 177
el13ks 0:1c3f3fe862f2 178 }
el13ks 1:98cc4f4a20dc 179
el13ks 0:1c3f3fe862f2 180 }
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