![](/media/cache/img/default_profile.jpg.50x50_q85.jpg)
ST7735 Pong by Jonne Valola, derived work from William Johnston\'s mbed Pong for NokiaLCD / PS2 keyboard This pong uses a rotary encoder hooked to pins 21 and 22, ST7735_TFT library by me, RotaryEncoder library by Shinichiro Nakamura. All copyrights of respective owners. Use on your own risk and discretion.
Dependencies: mbed ST7735_TFT RotaryEncoder TFT_fonts_old
main.cpp@0:2353da390056, 2011-12-12 (annotated)
- Committer:
- smultron1977
- Date:
- Mon Dec 12 21:35:42 2011 +0000
- Revision:
- 0:2353da390056
Original 2 hour hack
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
smultron1977 | 0:2353da390056 | 1 | /** ST7735 Pong by Jonne Valola, derived work from William Johnston's mbed Pong for NokiaLCD / PS2 keyboard |
smultron1977 | 0:2353da390056 | 2 | * This pong uses a rotary encoder hooked to pins 21 and 22, |
smultron1977 | 0:2353da390056 | 3 | * ST7735_TFT library by me, RotaryEncoder library by Shinichiro Nakamura |
smultron1977 | 0:2353da390056 | 4 | * All copyrights of respective owners. Use on your own risk and discretion. |
smultron1977 | 0:2353da390056 | 5 | */ |
smultron1977 | 0:2353da390056 | 6 | |
smultron1977 | 0:2353da390056 | 7 | #include "mbed.h" |
smultron1977 | 0:2353da390056 | 8 | #include "ball.h" |
smultron1977 | 0:2353da390056 | 9 | #include "paddle.h" |
smultron1977 | 0:2353da390056 | 10 | #include "ST7735_TFT.h" |
smultron1977 | 0:2353da390056 | 11 | #include "string" |
smultron1977 | 0:2353da390056 | 12 | #include "Arial12x12.h" |
smultron1977 | 0:2353da390056 | 13 | #include "Arial24x23.h" |
smultron1977 | 0:2353da390056 | 14 | #include "RotaryEncoder.h" |
smultron1977 | 0:2353da390056 | 15 | |
smultron1977 | 0:2353da390056 | 16 | RotaryEncoder re(p21, p22, 0, 600, 300); |
smultron1977 | 0:2353da390056 | 17 | |
smultron1977 | 0:2353da390056 | 18 | // State enumerator |
smultron1977 | 0:2353da390056 | 19 | typedef enum { |
smultron1977 | 0:2353da390056 | 20 | RESET, RUN, PAUSE |
smultron1977 | 0:2353da390056 | 21 | } STATES; |
smultron1977 | 0:2353da390056 | 22 | |
smultron1977 | 0:2353da390056 | 23 | ST7735_TFT lcd(p5, p6, p7, p8, p11, p15,"TFT"); // mosi, miso, sclk, cs, rs, reset |
smultron1977 | 0:2353da390056 | 24 | |
smultron1977 | 0:2353da390056 | 25 | /* |
smultron1977 | 0:2353da390056 | 26 | * Subroutine drawScreen: |
smultron1977 | 0:2353da390056 | 27 | * Description: Draws both paddles |
smultron1977 | 0:2353da390056 | 28 | * and the ball. |
smultron1977 | 0:2353da390056 | 29 | */ |
smultron1977 | 0:2353da390056 | 30 | void drawScreen(Paddle paddle1, Paddle paddle2, Ball theBall, bool isBlack) { |
smultron1977 | 0:2353da390056 | 31 | paddle1.draw(lcd, isBlack); |
smultron1977 | 0:2353da390056 | 32 | paddle2.draw(lcd ,isBlack); |
smultron1977 | 0:2353da390056 | 33 | theBall.draw(lcd ,isBlack); |
smultron1977 | 0:2353da390056 | 34 | } |
smultron1977 | 0:2353da390056 | 35 | |
smultron1977 | 0:2353da390056 | 36 | /* |
smultron1977 | 0:2353da390056 | 37 | * Subroutine drawScores: |
smultron1977 | 0:2353da390056 | 38 | * Description: Draws the scoreboard |
smultron1977 | 0:2353da390056 | 39 | */ |
smultron1977 | 0:2353da390056 | 40 | void drawScores(Paddle paddle1, Paddle paddle2) { |
smultron1977 | 0:2353da390056 | 41 | lcd.locate(60,1); |
smultron1977 | 0:2353da390056 | 42 | lcd.printf("%d", paddle1.getScore()); |
smultron1977 | 0:2353da390056 | 43 | lcd.locate(90,1); |
smultron1977 | 0:2353da390056 | 44 | lcd.printf("%d", paddle2.getScore()); |
smultron1977 | 0:2353da390056 | 45 | lcd.fillrect(79,0,81,128,0xFFFFFF); |
smultron1977 | 0:2353da390056 | 46 | } |
smultron1977 | 0:2353da390056 | 47 | |
smultron1977 | 0:2353da390056 | 48 | int main() { |
smultron1977 | 0:2353da390056 | 49 | lcd.background(0x000000); |
smultron1977 | 0:2353da390056 | 50 | lcd.cls(); |
smultron1977 | 0:2353da390056 | 51 | lcd.set_orientation(1); |
smultron1977 | 0:2353da390056 | 52 | lcd.set_font((unsigned char*) Arial12x12); // select the font |
smultron1977 | 0:2353da390056 | 53 | Paddle paddle1, paddle2; |
smultron1977 | 0:2353da390056 | 54 | Ball theBall; |
smultron1977 | 0:2353da390056 | 55 | int temp, count=0, oldY; |
smultron1977 | 0:2353da390056 | 56 | drawScreen(paddle1, paddle2, theBall, false); |
smultron1977 | 0:2353da390056 | 57 | drawScores(paddle1, paddle2); |
smultron1977 | 0:2353da390056 | 58 | STATES state = RESET; // Initial state is RESET |
smultron1977 | 0:2353da390056 | 59 | while(1) { |
smultron1977 | 0:2353da390056 | 60 | switch(state) { |
smultron1977 | 0:2353da390056 | 61 | case RESET: // Reset objects, draw the screen, state = PAUSE |
smultron1977 | 0:2353da390056 | 62 | lcd.cls(); |
smultron1977 | 0:2353da390056 | 63 | paddle1 = Paddle(0,40,5,25,0xFFFFFF,paddle1.getLives(),paddle1.getScore()); |
smultron1977 | 0:2353da390056 | 64 | paddle2 = Paddle(154,40,5,25,0xFFFFFF,paddle2.getLives(),paddle2.getScore()); |
smultron1977 | 0:2353da390056 | 65 | theBall = Ball(80,64,5,5,0xFFFF00,1,1); |
smultron1977 | 0:2353da390056 | 66 | drawScreen(paddle1, paddle2, theBall, false); |
smultron1977 | 0:2353da390056 | 67 | drawScores(paddle1, paddle2); |
smultron1977 | 0:2353da390056 | 68 | oldY = re.getVal(); |
smultron1977 | 0:2353da390056 | 69 | state = RUN; |
smultron1977 | 0:2353da390056 | 70 | break; |
smultron1977 | 0:2353da390056 | 71 | case RUN: |
smultron1977 | 0:2353da390056 | 72 | if (oldY > re.getVal()) { // Executes if encoder turned |
smultron1977 | 0:2353da390056 | 73 | if(paddle1.getY()>2) |
smultron1977 | 0:2353da390056 | 74 | paddle1.move(lcd, -2); |
smultron1977 | 0:2353da390056 | 75 | } |
smultron1977 | 0:2353da390056 | 76 | if (oldY < re.getVal()) { // Executes if encoder turned |
smultron1977 | 0:2353da390056 | 77 | if(paddle1.getY()+paddle1.getHeight()<128) |
smultron1977 | 0:2353da390056 | 78 | paddle1.move(lcd, 2); |
smultron1977 | 0:2353da390056 | 79 | } |
smultron1977 | 0:2353da390056 | 80 | oldY = re.getVal(); |
smultron1977 | 0:2353da390056 | 81 | |
smultron1977 | 0:2353da390056 | 82 | if(count%2) // Only let CPU move once every 2 times through the loop |
smultron1977 | 0:2353da390056 | 83 | paddle2.moveCPU(lcd, theBall.getY()); |
smultron1977 | 0:2353da390056 | 84 | if(++count==5) { // Only move the ball once every 5 times through the loop |
smultron1977 | 0:2353da390056 | 85 | count = 0; |
smultron1977 | 0:2353da390056 | 86 | if(theBall.hitP1((paddle1.getX()+paddle1.getWidth()), paddle1.getY(), paddle1.getHeight())) |
smultron1977 | 0:2353da390056 | 87 | theBall.reverseX(); |
smultron1977 | 0:2353da390056 | 88 | if(theBall.hitP2(paddle2.getX(), paddle2.getY(), paddle2.getHeight())) |
smultron1977 | 0:2353da390056 | 89 | theBall.reverseX(); |
smultron1977 | 0:2353da390056 | 90 | if(theBall.hitX()) { // If the ball hits one of the sides of the screen |
smultron1977 | 0:2353da390056 | 91 | if(theBall.getX()<7) { // If the ball hit paddle1's side |
smultron1977 | 0:2353da390056 | 92 | paddle2.addPoint(); |
smultron1977 | 0:2353da390056 | 93 | } |
smultron1977 | 0:2353da390056 | 94 | else if(theBall.getX()>153) { // If the ball hit paddle2's side |
smultron1977 | 0:2353da390056 | 95 | paddle1.addPoint(); |
smultron1977 | 0:2353da390056 | 96 | } |
smultron1977 | 0:2353da390056 | 97 | theBall.reverseX(); |
smultron1977 | 0:2353da390056 | 98 | state = RESET; // Reset the objects |
smultron1977 | 0:2353da390056 | 99 | } |
smultron1977 | 0:2353da390056 | 100 | if(theBall.hitY()) |
smultron1977 | 0:2353da390056 | 101 | theBall.reverseY(); |
smultron1977 | 0:2353da390056 | 102 | theBall.move(lcd); |
smultron1977 | 0:2353da390056 | 103 | } |
smultron1977 | 0:2353da390056 | 104 | break; |
smultron1977 | 0:2353da390056 | 105 | } |
smultron1977 | 0:2353da390056 | 106 | drawScreen(paddle1, paddle2, theBall, false); |
smultron1977 | 0:2353da390056 | 107 | drawScores(paddle1, paddle2); |
smultron1977 | 0:2353da390056 | 108 | } |
smultron1977 | 0:2353da390056 | 109 | } |