ELEC2645 (2019/20) / Mbed 2 deprecated ELEC2645_Project_el17oc1

Owen Cavender 201159294

Dependencies:   mbed Gamepad2

main.cpp@12:60c856354406, 2020-05-29 (annotated)

Committer:
el17oc
Date:
Fri May 29 16:00:56 2020 +0000
Revision:
12:60c856354406
Parent:
10:ee781d18e0f6
Child:
14:7fb3c93343b6
HH

Who changed what in which revision?

UserRevisionLine numberNew contents of line
el17oc 1:897160a1a3ae 1 /*
eencae 0:b7f1f47bb26a 2 ELEC2645 Embedded Systems Project
el17oc 6:bf90044188d0 3 School of Electronic & Electrical appleering
eencae 0:b7f1f47bb26a 4 University of Leeds
eencae 0:b7f1f47bb26a 5 2019/20
eencae 0:b7f1f47bb26a 6
el17oc 1:897160a1a3ae 7 Name: Owen Cavender
el17oc 1:897160a1a3ae 8 Username: el17oc
el17oc 1:897160a1a3ae 9 Student ID Number: 201159294
el17oc 1:897160a1a3ae 10 Date: 20/04/2020
el17oc 1:897160a1a3ae 11
el17oc 1:897160a1a3ae 12 The game loop will be entered after the game is initialised. The first step is to process the
el17oc 6:bf90044188d0 13 user input (if any). The next step is to update the game apple depending on the input i.e.
el17oc 1:897160a1a3ae 14 moving a character or checking for collisions. The final step is to update the display and render
el17oc 4:748e3ff14e72 15 this on the LCD. There is usual////
eencae 0:b7f1f47bb26a 16 */
eencae 0:b7f1f47bb26a 17
eencae 0:b7f1f47bb26a 18 // includes
eencae 0:b7f1f47bb26a 19 #include "mbed.h"
eencae 0:b7f1f47bb26a 20 #include "Gamepad.h"
eencae 0:b7f1f47bb26a 21 #include "N5110.h"
el17oc 1:897160a1a3ae 22 #include "snake.h"
el17oc 8:997f90c88246 23 #include "GameEngine.h"
el17oc 8:997f90c88246 24
el17oc 6:bf90044188d0 25
el17oc 6:bf90044188d0 26
el17oc 1:897160a1a3ae 27
el17oc 1:897160a1a3ae 28 //objects
el17oc 1:897160a1a3ae 29 Gamepad pad;
el17oc 1:897160a1a3ae 30 Snake snake;
el17oc 1:897160a1a3ae 31 N5110 lcd;
el17oc 12:60c856354406 32 Ticker ticker;
el17oc 8:997f90c88246 33 GameEngine engine;
el17oc 1:897160a1a3ae 34 //functions
el17oc 1:897160a1a3ae 35
el17oc 1:897160a1a3ae 36 void welcome();
el17oc 1:897160a1a3ae 37 void render();
el17oc 1:897160a1a3ae 38 void init();
el17oc 1:897160a1a3ae 39 void update_game_state();
el17oc 6:bf90044188d0 40 void gameover_true();
el17oc 12:60c856354406 41 void ticker_isr();
el17oc 12:60c856354406 42
el17oc 12:60c856354406 43 int countdown;
el17oc 12:60c856354406 44
el17oc 12:60c856354406 45
el17oc 1:897160a1a3ae 46
el17oc 6:bf90044188d0 47 //Serial pc(USBTX, USBRX);
el17oc 6:bf90044188d0 48
el17oc 6:bf90044188d0 49 int main()
el17oc 1:897160a1a3ae 50 {
el17oc 10:ee781d18e0f6 51
el17oc 12:60c856354406 52 int fps = 6;
el17oc 12:60c856354406 53 init(); // frames per second
el17oc 1:897160a1a3ae 54 welcome();
el17oc 12:60c856354406 55 // initialise and then display welcome screen...
el17oc 12:60c856354406 56
el17oc 12:60c856354406 57 // and wait for one frame period
el17oc 1:897160a1a3ae 58 render();
el17oc 12:60c856354406 59 //ROB atm the code works to here
el17oc 6:bf90044188d0 60 //need to draw an initial snake
el17oc 12:60c856354406 61
el17oc 1:897160a1a3ae 62 while (1) {
el17oc 12:60c856354406 63
el17oc 12:60c856354406 64
el17oc 12:60c856354406 65 update_game_state();
el17oc 12:60c856354406 66 snake.check_gameover(lcd);
el17oc 12:60c856354406 67 snake.gameover_true(lcd);
el17oc 12:60c856354406 68 snake.apple_collected(lcd, pad);
el17oc 12:60c856354406 69 snake.get_Apple_position(lcd);
el17oc 12:60c856354406 70
el17oc 9:a69a6a06dddf 71 engine.get_LEDs(pad, snake);
el17oc 8:997f90c88246 72
el17oc 12:60c856354406 73 snake.render(lcd);
el17oc 12:60c856354406 74 engine.print_countdown(lcd, snake);
el17oc 12:60c856354406 75 // snake.print_display_time(lcd);
el17oc 6:bf90044188d0 76
el17oc 6:bf90044188d0 77
el17oc 12:60c856354406 78 wait(1.0f/6);
el17oc 1:897160a1a3ae 79 }
el17oc 1:897160a1a3ae 80
el17oc 1:897160a1a3ae 81 }
el17oc 1:897160a1a3ae 82
el17oc 12:60c856354406 83 //apples //timer check
eencae 0:b7f1f47bb26a 84
el17oc 1:897160a1a3ae 85 void init()
el17oc 1:897160a1a3ae 86 {
el17oc 6:bf90044188d0 87 snake.init(); //need to initialise snake class
el17oc 1:897160a1a3ae 88 pad.init();
el17oc 1:897160a1a3ae 89 lcd.init();
eencae 0:b7f1f47bb26a 90 }
eencae 0:b7f1f47bb26a 91
el17oc 12:60c856354406 92 void update_game_state()
el17oc 12:60c856354406 93 {
el17oc 12:60c856354406 94 snake.get_direction(pad);
el17oc 12:60c856354406 95 snake.render_clear_tail(lcd);
el17oc 12:60c856354406 96 // =needs to be cleared before _x3, _y3 is updated
el17oc 12:60c856354406 97 snake.move_snake();
el17oc 12:60c856354406 98 engine.get_LEDs(pad, snake);
el17oc 12:60c856354406 99 }
el17oc 6:bf90044188d0 100
el17oc 1:897160a1a3ae 101 void welcome()
el17oc 1:897160a1a3ae 102 {
el17oc 1:897160a1a3ae 103 lcd.printString(" SNAKE ",0,1);
el17oc 12:60c856354406 104 // lcd.printString(" Press Start ",0,4);
el17oc 1:897160a1a3ae 105
el17oc 1:897160a1a3ae 106 while ( pad.start_pressed() == false) {
el17oc 1:897160a1a3ae 107 lcd.setContrast( pad.read_pot1());
el17oc 1:897160a1a3ae 108 pad.leds_on();
el17oc 1:897160a1a3ae 109 wait(0.1);
el17oc 1:897160a1a3ae 110 pad.leds_off();
el17oc 1:897160a1a3ae 111 wait(0.1);
el17oc 1:897160a1a3ae 112 }
el17oc 12:60c856354406 113 lcd.refresh();
el17oc 1:897160a1a3ae 114 }
el17oc 1:897160a1a3ae 115
el17oc 1:897160a1a3ae 116
el17oc 1:897160a1a3ae 117 void render()
el17oc 1:897160a1a3ae 118 {
el17oc 1:897160a1a3ae 119 lcd.clear();
el17oc 1:897160a1a3ae 120 lcd.drawRect(0, 0, 84, 42, FILL_TRANSPARENT);
el17oc 6:bf90044188d0 121 lcd.printString(" GO! ", 0,25);
el17oc 6:bf90044188d0 122 wait(1.0);
el17oc 12:60c856354406 123
el17oc 1:897160a1a3ae 124 }
el17oc 1:897160a1a3ae 125
el17oc 1:897160a1a3ae 126
el17oc 1:897160a1a3ae 127
el17oc 1:897160a1a3ae 128
el17oc 12:60c856354406 129 //MAKE TIMER IN ONE CLASS SNAKE
el17oc 12:60c856354406 130 //SPAWN APPLE
el17oc 12:60c856354406 131 //MOVE THE SNAKE ---
el17oc 12:60c856354406 132 //
el17oc 6:bf90044188d0 133
el17oc 12:60c856354406 134
el17oc 1:897160a1a3ae 135
el17oc 1:897160a1a3ae 136 //has an apple been collected? if so increase length by 1 increase score by 1 and makes coin collecting noise and spawn new apple
el17oc 1:897160a1a3ae 137 //has snake touched itself or wall - if so end game - present score - make xxx sound fail --- apple needs to be different to the snakes body and different to wall
el17oc 1:897160a1a3ae 138 //has button button been pressed - if so change direction accordingly
el17oc 1:897160a1a3ae 139 //max length - when length = width x height - 1 - game complete
el17oc 1:897160a1a3ae 140 //each pixel of length must follow the front pixel
el17oc 1:897160a1a3ae 141 // 2 modes - time race - "get an apple before time runs out" - resets timer --- then classic snake
el17oc 1:897160a1a3ae 142
el17oc 1:897160a1a3ae 143
el17oc 1:897160a1a3ae 144
el17oc 1:897160a1a3ae 145 //need to add audio, leds, (main menu end menu and entering and leaving the while(1) loop), time trial mode, .h files