Istvan Papp
Brickbreaker
Dependencies: NokiaLCD PS2 mbed
Fork of
Pong
by 
William Johnston
main.cpp@2:d1031c73e187, 2011-02-28 (annotated)
- Committer:
- wjohnsto
- Date:
- Mon Feb 28 00:22:23 2011 +0000
- Revision:
- 2:d1031c73e187
- Parent:
- 1:3cc8b1413557
- Child:
- 3:e1328f84b107
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| wjohnsto | 0:93dce1e528b9 | 1 | #include "mbed.h" |
| wjohnsto | 0:93dce1e528b9 | 2 | #include "NokiaLCD.h" |
| wjohnsto | 0:93dce1e528b9 | 3 | #include "PS2Keyboard.h" |
| wjohnsto | 0:93dce1e528b9 | 4 | #include "ball.h" |
| wjohnsto | 0:93dce1e528b9 | 5 | #include "paddle.h" |
| wjohnsto | 0:93dce1e528b9 | 6 | |
| wjohnsto | 1:3cc8b1413557 | 7 | // State enumerator |
| wjohnsto | 0:93dce1e528b9 | 8 | typedef enum { |
| wjohnsto | 0:93dce1e528b9 | 9 | RESET, RUN, PAUSE |
| wjohnsto | 0:93dce1e528b9 | 10 | } STATES; |
| wjohnsto | 0:93dce1e528b9 | 11 | |
| wjohnsto | 0:93dce1e528b9 | 12 | NokiaLCD lcd(p5, p7, p8, p9, NokiaLCD::LCD6610); // mosi, sclk, cs, rst, type |
| wjohnsto | 0:93dce1e528b9 | 13 | |
| wjohnsto | 0:93dce1e528b9 | 14 | PS2Keyboard ps2kb(p12, p11); // CLK, DAT |
| wjohnsto | 0:93dce1e528b9 | 15 | |
| wjohnsto | 0:93dce1e528b9 | 16 | DigitalIn sw2(p24); |
| wjohnsto | 0:93dce1e528b9 | 17 | DigitalIn sw1(p25); |
| wjohnsto | 0:93dce1e528b9 | 18 | |
| wjohnsto | 0:93dce1e528b9 | 19 | PwmOut g(p21); |
| wjohnsto | 0:93dce1e528b9 | 20 | PwmOut b(p22); |
| wjohnsto | 0:93dce1e528b9 | 21 | PwmOut r(p23); |
| wjohnsto | 0:93dce1e528b9 | 22 | |
| wjohnsto | 1:3cc8b1413557 | 23 | // Button enumerator for PS/2 keyboard |
| wjohnsto | 0:93dce1e528b9 | 24 | enum BUTTONS{ |
| wjohnsto | 0:93dce1e528b9 | 25 | UP = 0xe75, |
| wjohnsto | 0:93dce1e528b9 | 26 | DOWN = 0xe72, |
| wjohnsto | 0:93dce1e528b9 | 27 | }; |
| wjohnsto | 0:93dce1e528b9 | 28 | |
| wjohnsto | 1:3cc8b1413557 | 29 | /* |
| wjohnsto | 1:3cc8b1413557 | 30 | * Subroutine drawScreen: |
| wjohnsto | 1:3cc8b1413557 | 31 | * Description: Draws both paddles |
| wjohnsto | 1:3cc8b1413557 | 32 | * and the ball. |
| wjohnsto | 1:3cc8b1413557 | 33 | */ |
| wjohnsto | 0:93dce1e528b9 | 34 | void drawScreen(Paddle paddle1, Paddle paddle2, Ball theBall, bool isBlack) { |
| wjohnsto | 0:93dce1e528b9 | 35 | paddle1.draw(lcd, isBlack); |
| wjohnsto | 0:93dce1e528b9 | 36 | paddle2.draw(lcd ,isBlack); |
| wjohnsto | 0:93dce1e528b9 | 37 | theBall.draw(lcd ,isBlack); |
| wjohnsto | 0:93dce1e528b9 | 38 | } |
| wjohnsto | 0:93dce1e528b9 | 39 | |
| wjohnsto | 1:3cc8b1413557 | 40 | /* |
| wjohnsto | 1:3cc8b1413557 | 41 | * Subroutine drawScores: |
| wjohnsto | 1:3cc8b1413557 | 42 | * Description: Draws the scoreboard |
| wjohnsto | 1:3cc8b1413557 | 43 | */ |
| wjohnsto | 0:93dce1e528b9 | 44 | void drawScores(Paddle paddle1, Paddle paddle2) { |
| wjohnsto | 0:93dce1e528b9 | 45 | lcd.locate(7,0); |
| wjohnsto | 0:93dce1e528b9 | 46 | lcd.putc('0' + paddle1.getScore()); |
| wjohnsto | 0:93dce1e528b9 | 47 | lcd.locate(9,0); |
| wjohnsto | 0:93dce1e528b9 | 48 | lcd.putc('0' + paddle2.getScore()); |
| wjohnsto | 0:93dce1e528b9 | 49 | lcd.fill(66,0,2,130,0xFFFFFF); |
| wjohnsto | 0:93dce1e528b9 | 50 | lcd.locate(7,15); |
| wjohnsto | 0:93dce1e528b9 | 51 | lcd.putc('0' + paddle1.getLives()); |
| wjohnsto | 0:93dce1e528b9 | 52 | lcd.locate(9,15); |
| wjohnsto | 0:93dce1e528b9 | 53 | lcd.putc('0' + paddle2.getLives()); |
| wjohnsto | 0:93dce1e528b9 | 54 | } |
| wjohnsto | 0:93dce1e528b9 | 55 | |
| wjohnsto | 0:93dce1e528b9 | 56 | int main() { |
| wjohnsto | 1:3cc8b1413557 | 57 | PS2Keyboard::keyboard_event_t evt_kb; // Setup keyboard interrupt |
| wjohnsto | 0:93dce1e528b9 | 58 | lcd.background(0x000000); |
| wjohnsto | 0:93dce1e528b9 | 59 | lcd.cls(); |
| wjohnsto | 0:93dce1e528b9 | 60 | Paddle paddle1, paddle2; |
| wjohnsto | 0:93dce1e528b9 | 61 | Ball theBall; |
| wjohnsto | 0:93dce1e528b9 | 62 | int temp, count=0; |
| wjohnsto | 0:93dce1e528b9 | 63 | drawScreen(paddle1, paddle2, theBall, false); |
| wjohnsto | 0:93dce1e528b9 | 64 | drawScores(paddle1, paddle2); |
| wjohnsto | 1:3cc8b1413557 | 65 | STATES state = RESET; // Initial state is RESET |
| wjohnsto | 0:93dce1e528b9 | 66 | while(1) { |
| wjohnsto | 0:93dce1e528b9 | 67 | switch(state) { |
| wjohnsto | 1:3cc8b1413557 | 68 | case RESET: // Reset objects, draw the screen, state = PAUSE |
| wjohnsto | 0:93dce1e528b9 | 69 | lcd.cls(); |
| wjohnsto | 0:93dce1e528b9 | 70 | paddle1 = Paddle(1,10,5,25,0xFFFFFF,paddle1.getLives(),paddle1.getScore()); |
| wjohnsto | 0:93dce1e528b9 | 71 | paddle2 = Paddle(125,3,5,25,0xFFFFFF,paddle2.getLives(),paddle2.getScore()); |
| wjohnsto | 0:93dce1e528b9 | 72 | theBall = Ball(6,25,5,5,0xFFFF00,1,1); |
| wjohnsto | 0:93dce1e528b9 | 73 | drawScreen(paddle1, paddle2, theBall, false); |
| wjohnsto | 0:93dce1e528b9 | 74 | drawScores(paddle1, paddle2); |
| wjohnsto | 0:93dce1e528b9 | 75 | state = PAUSE; |
| wjohnsto | 0:93dce1e528b9 | 76 | break; |
| wjohnsto | 1:3cc8b1413557 | 77 | case PAUSE: // Set RGB LED to Red, wait for switch input |
| wjohnsto | 1:3cc8b1413557 | 78 | r = 0; |
| wjohnsto | 1:3cc8b1413557 | 79 | b = g = 1; |
| wjohnsto | 0:93dce1e528b9 | 80 | if(!sw2) { |
| wjohnsto | 0:93dce1e528b9 | 81 | while(!sw2); |
| wjohnsto | 2:d1031c73e187 | 82 | paddle2.setLives(3); |
| wjohnsto | 2:d1031c73e187 | 83 | paddle1.setLives(3); |
| wjohnsto | 0:93dce1e528b9 | 84 | state = RESET; |
| wjohnsto | 0:93dce1e528b9 | 85 | break; |
| wjohnsto | 0:93dce1e528b9 | 86 | } |
| wjohnsto | 0:93dce1e528b9 | 87 | if(!sw1) { |
| wjohnsto | 0:93dce1e528b9 | 88 | while(!sw1); |
| wjohnsto | 0:93dce1e528b9 | 89 | state = RUN; |
| wjohnsto | 0:93dce1e528b9 | 90 | } |
| wjohnsto | 0:93dce1e528b9 | 91 | break; |
| wjohnsto | 1:3cc8b1413557 | 92 | case RUN: // Set RGB LED to Blue and run program |
| wjohnsto | 0:93dce1e528b9 | 93 | r = g = 1; |
| wjohnsto | 0:93dce1e528b9 | 94 | b = 0; |
| wjohnsto | 1:3cc8b1413557 | 95 | if(!sw2) { // Reset if SW2 is pressed |
| wjohnsto | 0:93dce1e528b9 | 96 | while(!sw2); |
| wjohnsto | 2:d1031c73e187 | 97 | paddle2.setLives(3); |
| wjohnsto | 2:d1031c73e187 | 98 | paddle1.setLives(3); |
| wjohnsto | 0:93dce1e528b9 | 99 | state = RESET; |
| wjohnsto | 0:93dce1e528b9 | 100 | break; |
| wjohnsto | 0:93dce1e528b9 | 101 | } |
| wjohnsto | 1:3cc8b1413557 | 102 | if(!sw1) { // Pause if SW1 is pressed |
| wjohnsto | 0:93dce1e528b9 | 103 | while(!sw1); |
| wjohnsto | 0:93dce1e528b9 | 104 | state = PAUSE; |
| wjohnsto | 0:93dce1e528b9 | 105 | break; |
| wjohnsto | 0:93dce1e528b9 | 106 | } |
| wjohnsto | 1:3cc8b1413557 | 107 | if (ps2kb.processing(&evt_kb)) { // Executes if a key is pressed |
| wjohnsto | 0:93dce1e528b9 | 108 | temp = evt_kb.scancode[0]; |
| wjohnsto | 1:3cc8b1413557 | 109 | for (int i = 1; i < evt_kb.length; i++) { // Parse keyboard input into a key |
| wjohnsto | 0:93dce1e528b9 | 110 | temp <<= 4; |
| wjohnsto | 0:93dce1e528b9 | 111 | temp |= evt_kb.scancode[i]; |
| wjohnsto | 0:93dce1e528b9 | 112 | } |
| wjohnsto | 1:3cc8b1413557 | 113 | switch(temp) { // Use key enumerator to move paddle1 |
| wjohnsto | 0:93dce1e528b9 | 114 | case UP: |
| wjohnsto | 0:93dce1e528b9 | 115 | if(paddle1.getY()>2) |
| wjohnsto | 0:93dce1e528b9 | 116 | paddle1.move(lcd, -2); |
| wjohnsto | 0:93dce1e528b9 | 117 | break; |
| wjohnsto | 0:93dce1e528b9 | 118 | case DOWN: |
| wjohnsto | 0:93dce1e528b9 | 119 | if(paddle1.getY()+paddle1.getHeight()<128) |
| wjohnsto | 0:93dce1e528b9 | 120 | paddle1.move(lcd, 2); |
| wjohnsto | 0:93dce1e528b9 | 121 | break; |
| wjohnsto | 0:93dce1e528b9 | 122 | } |
| wjohnsto | 0:93dce1e528b9 | 123 | } |
| wjohnsto | 1:3cc8b1413557 | 124 | if(count%2) // Only let CPU move once every 2 times through the loop |
| wjohnsto | 0:93dce1e528b9 | 125 | paddle2.moveCPU(lcd, theBall.getY()); |
| wjohnsto | 1:3cc8b1413557 | 126 | if(++count==5) { // Only move the ball once every 5 times through the loop |
| wjohnsto | 0:93dce1e528b9 | 127 | count = 0; |
| wjohnsto | 0:93dce1e528b9 | 128 | if(theBall.hitP1((paddle1.getX()+paddle1.getWidth()), paddle1.getY(), paddle1.getHeight())) |
| wjohnsto | 0:93dce1e528b9 | 129 | theBall.reverseX(); |
| wjohnsto | 0:93dce1e528b9 | 130 | if(theBall.hitP2(paddle2.getX(), paddle2.getY(), paddle2.getHeight())) |
| wjohnsto | 0:93dce1e528b9 | 131 | theBall.reverseX(); |
| wjohnsto | 1:3cc8b1413557 | 132 | if(theBall.hitX()) { // If the ball hits one of the sides of the screen |
| wjohnsto | 1:3cc8b1413557 | 133 | if(theBall.getX()<7) { // If the ball hit paddle1's side |
| wjohnsto | 1:3cc8b1413557 | 134 | if(!paddle1.loseLife()) { // If paddle1 has no more lives |
| wjohnsto | 0:93dce1e528b9 | 135 | paddle1.setLives(3); |
| wjohnsto | 0:93dce1e528b9 | 136 | paddle2.setLives(3); |
| wjohnsto | 0:93dce1e528b9 | 137 | paddle2.addPoint(); |
| wjohnsto | 0:93dce1e528b9 | 138 | } |
| wjohnsto | 0:93dce1e528b9 | 139 | } |
| wjohnsto | 1:3cc8b1413557 | 140 | else if(theBall.getX()>120) { // If the ball hit paddle2's side |
| wjohnsto | 1:3cc8b1413557 | 141 | if(!paddle2.loseLife()) { // If paddle2 has no more lives |
| wjohnsto | 0:93dce1e528b9 | 142 | paddle2.setLives(3); |
| wjohnsto | 0:93dce1e528b9 | 143 | paddle1.setLives(3); |
| wjohnsto | 0:93dce1e528b9 | 144 | paddle1.addPoint(); |
| wjohnsto | 0:93dce1e528b9 | 145 | } |
| wjohnsto | 0:93dce1e528b9 | 146 | } |
| wjohnsto | 0:93dce1e528b9 | 147 | theBall.reverseX(); |
| wjohnsto | 1:3cc8b1413557 | 148 | state = RESET; // Reset the objects |
| wjohnsto | 0:93dce1e528b9 | 149 | } |
| wjohnsto | 0:93dce1e528b9 | 150 | if(theBall.hitY()) |
| wjohnsto | 0:93dce1e528b9 | 151 | theBall.reverseY(); |
| wjohnsto | 0:93dce1e528b9 | 152 | theBall.move(lcd); |
| wjohnsto | 0:93dce1e528b9 | 153 | } |
| wjohnsto | 0:93dce1e528b9 | 154 | break; |
| wjohnsto | 0:93dce1e528b9 | 155 | } |
| wjohnsto | 0:93dce1e528b9 | 156 | drawScreen(paddle1, paddle2, theBall, false); |
| wjohnsto | 0:93dce1e528b9 | 157 | drawScores(paddle1, paddle2); |
| wjohnsto | 0:93dce1e528b9 | 158 | } |
| wjohnsto | 0:93dce1e528b9 | 159 | } |