ELEC2645 (2019/20) / Mbed 2 deprecated ELEC2645_PROJECT_EL18KK

Dependencies:   mbed

Game/Game.cpp@13:5133f00d2a2d, 2020-05-18 (annotated)

Committer:
KaifK
Date:
Mon May 18 14:44:43 2020 +0000
Revision:
13:5133f00d2a2d
Parent:
12:ca7329a41fc5
Child:
14:652fd55aebcf
game files rebuilt 99% debugging required

Who changed what in which revision?

UserRevisionLine numberNew contents of line
KaifK 4:08a0ff6668df 1 #include "Game.h"
KaifK 8:5ede90f99a27 2
KaifK 9:e6566d09f087 3 Game::Game(N5110 &lcd, Gamepad &pad, Ball &ball) {
KaifK 9:e6566d09f087 4 _lcd = &lcd;
KaifK 9:e6566d09f087 5 _pad = &pad;
KaifK 9:e6566d09f087 6 _ball = &ball;
KaifK 9:e6566d09f087 7 }
KaifK 4:08a0ff6668df 8 Game::~Game() {}
KaifK 4:08a0ff6668df 9
KaifK 4:08a0ff6668df 10 void Game::init() {
KaifK 4:08a0ff6668df 11 _is_goal = false;
KaifK 8:5ede90f99a27 12 _lives = 3;
KaifK 12:ca7329a41fc5 13 _level = 1;
KaifK 8:5ede90f99a27 14 _score = 0;
KaifK 9:e6566d09f087 15 _speed = 0.30f;
KaifK 9:e6566d09f087 16 _x_val = 42.00f;
KaifK 9:e6566d09f087 17 _y_val = 0.00f;
KaifK 7:2a3b566aedd3 18 _shot_x = 0;
KaifK 7:2a3b566aedd3 19 _shot_y = 0;
KaifK 4:08a0ff6668df 20 }
KaifK 9:e6566d09f087 21 void Game::play() {
KaifK 12:ca7329a41fc5 22 updateLives(); // lights up leds initially
KaifK 12:ca7329a41fc5 23 while( _lives != 0 || _pad->start_pressed()) {
KaifK 12:ca7329a41fc5 24 _level = random_level_gen(10);
KaifK 12:ca7329a41fc5 25 printf("Level (in game) = %d \n", _level);
KaifK 12:ca7329a41fc5 26 _ball->set_level(_level);
KaifK 12:ca7329a41fc5 27 readInput();
KaifK 12:ca7329a41fc5 28 _ball->playShot(_shot_x, _shot_y);
KaifK 12:ca7329a41fc5 29 _ball->isGoal(_level, _shot_x, _shot_y);
KaifK 12:ca7329a41fc5 30 if(_ball->get_goal()) {
KaifK 12:ca7329a41fc5 31 _score++;
KaifK 12:ca7329a41fc5 32 }
KaifK 12:ca7329a41fc5 33 else { _lives--; }
KaifK 12:ca7329a41fc5 34 updateSpeed();
KaifK 12:ca7329a41fc5 35 updateLives();
KaifK 12:ca7329a41fc5 36 }
KaifK 8:5ede90f99a27 37 }
KaifK 7:2a3b566aedd3 38
KaifK 9:e6566d09f087 39 void Game::readInput() {
KaifK 9:e6566d09f087 40 _x_val = 42; //reset x_val
KaifK 9:e6566d09f087 41 _y_val = 0; //reset y_val
KaifK 9:e6566d09f087 42 while(!_pad->A_pressed()) {
KaifK 9:e6566d09f087 43 pointer_input();
KaifK 7:2a3b566aedd3 44 }
KaifK 9:e6566d09f087 45 wait(0.1);
KaifK 9:e6566d09f087 46 while(!_pad->B_pressed()) {
KaifK 9:e6566d09f087 47 power_meter_input();
KaifK 6:09a555c0d997 48 }
KaifK 9:e6566d09f087 49 wait(0.1);
KaifK 8:5ede90f99a27 50 convert_to_shot_x();
KaifK 7:2a3b566aedd3 51 convert_to_shot_y();
KaifK 9:e6566d09f087 52 printf("x val = %.2f \n",_x_val);
KaifK 7:2a3b566aedd3 53 printf("shot_x val = %d \n",_shot_x);
KaifK 9:e6566d09f087 54 printf("y val = %.2f \n",_y_val);
KaifK 7:2a3b566aedd3 55 printf("shot_y val = %d \n",_shot_y);
KaifK 7:2a3b566aedd3 56
KaifK 6:09a555c0d997 57 }
KaifK 9:e6566d09f087 58 void Game::updateLives() {
KaifK 5:ed71996c0534 59 switch(_lives){
KaifK 5:ed71996c0534 60 case 1:
KaifK 9:e6566d09f087 61 _pad->leds(0.0);
KaifK 9:e6566d09f087 62 _pad->led(1,1.0); //red leds only
KaifK 9:e6566d09f087 63 _pad->led(4,1.0);
KaifK 5:ed71996c0534 64 break;
KaifK 5:ed71996c0534 65 case 2:
KaifK 9:e6566d09f087 66 _pad->leds_off();
KaifK 9:e6566d09f087 67 _pad->led(1,1.0); //red and yellow leds
KaifK 9:e6566d09f087 68 _pad->led(2,1.0);
KaifK 9:e6566d09f087 69 _pad->led(4,1.0);
KaifK 9:e6566d09f087 70 _pad->led(5,1.0);
KaifK 5:ed71996c0534 71 break;
KaifK 5:ed71996c0534 72 case 3:
KaifK 9:e6566d09f087 73 _pad->leds(1.0);
KaifK 5:ed71996c0534 74 break;
KaifK 5:ed71996c0534 75 default:
KaifK 7:2a3b566aedd3 76 error("Invalid Number of Lives");
KaifK 5:ed71996c0534 77 break;
KaifK 5:ed71996c0534 78 }
KaifK 13:5133f00d2a2d 79 printf("Lives = %d \n", _lives);
KaifK 5:ed71996c0534 80 }
KaifK 9:e6566d09f087 81 void Game::updateScore() {
KaifK 5:ed71996c0534 82 char buffer[12];
KaifK 5:ed71996c0534 83 sprintf(buffer,"%d",_score);
KaifK 9:e6566d09f087 84 _lcd->printString(buffer,2,5);
KaifK 9:e6566d09f087 85 }
KaifK 9:e6566d09f087 86 void Game::updateSpeed() {
KaifK 9:e6566d09f087 87 if(abs(_speed) <= 2) { // max speed = 1
KaifK 13:5133f00d2a2d 88 if(_score % 3 == 0 && _score != 0) {
KaifK 9:e6566d09f087 89 _speed = abs(_speed) + 0.20f;
KaifK 9:e6566d09f087 90 }
KaifK 9:e6566d09f087 91 }
KaifK 9:e6566d09f087 92 printf("speed = %.2f \n", _speed);
KaifK 9:e6566d09f087 93 printf("score = %d \n", _score);
KaifK 5:ed71996c0534 94 }
KaifK 7:2a3b566aedd3 95
KaifK 9:e6566d09f087 96 void Game::pointer_input() {
KaifK 9:e6566d09f087 97 updateScore();
KaifK 12:ca7329a41fc5 98 _ball->displayBackground();
KaifK 9:e6566d09f087 99 _ball->init();
KaifK 7:2a3b566aedd3 100 //draw aim pointer
KaifK 9:e6566d09f087 101 _lcd->drawLine(WIDTH / 2 - 5, 41, _x_val, HEIGHT / 2 + 7, 1);//left side
KaifK 9:e6566d09f087 102 _lcd->drawLine(WIDTH / 2 + 5, 41, _x_val, HEIGHT / 2 + 7, 1);//right side
KaifK 12:ca7329a41fc5 103 _lcd->drawLine(WIDTH / 2 + 5, 41, WIDTH / 2 - 5, 41, 1); //base
KaifK 7:2a3b566aedd3 104 _x_val += _speed;
KaifK 9:e6566d09f087 105 //printf("dir = %d \n", _speed);
KaifK 9:e6566d09f087 106 if((int)_x_val >= 70) { _speed = (-1 * _speed); }
KaifK 9:e6566d09f087 107 //pointer points out of screen i.e. 70=84 therefore, switch direction
KaifK 7:2a3b566aedd3 108 //value found through trial and error using print statement
KaifK 9:e6566d09f087 109 else if((int)_x_val <= 12) { _speed = abs(_speed); }
KaifK 9:e6566d09f087 110 _lcd->refresh();
KaifK 9:e6566d09f087 111 _lcd->clear();
KaifK 7:2a3b566aedd3 112 wait(0.01);
KaifK 7:2a3b566aedd3 113 }
KaifK 9:e6566d09f087 114 void Game::power_meter_input() {
KaifK 9:e6566d09f087 115 updateScore();
KaifK 12:ca7329a41fc5 116 _ball->displayBackground();
KaifK 12:ca7329a41fc5 117 _ball->init();
KaifK 7:2a3b566aedd3 118 //keep direction of pointer
KaifK 9:e6566d09f087 119 _lcd->drawLine(WIDTH / 2 - 5, 41, _x_val, HEIGHT / 2 + 7, 1);
KaifK 9:e6566d09f087 120 _lcd->drawLine(WIDTH / 2 + 5, 41, _x_val, HEIGHT / 2 + 7, 1);
KaifK 12:ca7329a41fc5 121 _lcd->drawLine(WIDTH / 2 + 5, 41, WIDTH / 2 - 5, 41, 1);
KaifK 7:2a3b566aedd3 122 //fill and empty power meter
KaifK 9:e6566d09f087 123 _lcd->drawRect(77,27,6,_y_val,FILL_BLACK);
KaifK 9:e6566d09f087 124 _y_val += _speed/2;
KaifK 9:e6566d09f087 125 if((int)_y_val >= 20) { _speed = (-1 * _speed); } //power meter full
KaifK 9:e6566d09f087 126 else if((int)_y_val <= 0) { _speed = abs(_speed); } // power meter empty
KaifK 9:e6566d09f087 127 _lcd->refresh();
KaifK 9:e6566d09f087 128 _lcd->clear();
KaifK 7:2a3b566aedd3 129 wait(0.01);
KaifK 7:2a3b566aedd3 130 }
KaifK 7:2a3b566aedd3 131 void Game::convert_to_shot_x() {
KaifK 9:e6566d09f087 132 //convert from range 12-70 (range of pointer) to 0-84 (range of screen)
KaifK 9:e6566d09f087 133 _shot_x = ((((int)_x_val - 12) * (84)) / (70 - 12));
KaifK 8:5ede90f99a27 134 //ball misses goal completely
KaifK 9:e6566d09f087 135 if(_shot_x <=7) { _shot_x = -20;}
KaifK 9:e6566d09f087 136 else if(_shot_x >=77) { _shot_x = 104;}
KaifK 7:2a3b566aedd3 137 }
KaifK 7:2a3b566aedd3 138 void Game::convert_to_shot_y() {
KaifK 9:e6566d09f087 139 _shot_y = ((((int)_y_val) * (24)) / (20));
KaifK 9:e6566d09f087 140 if(_shot_y <= 3) {_shot_y = -6; } //shot too high
KaifK 9:e6566d09f087 141 else if (_shot_y >= 19) {_shot_y = 19; }//shot is low, but must enter goal
KaifK 9:e6566d09f087 142 }
KaifK 9:e6566d09f087 143 int Game::random_level_gen(int limit) {
KaifK 9:e6566d09f087 144 int number = (rand() % limit) + 1; //random level between 1-10
KaifK 9:e6566d09f087 145 return number;
KaifK 7:2a3b566aedd3 146 }
KaifK 7:2a3b566aedd3 147
KaifK 8:5ede90f99a27 148
KaifK 8:5ede90f99a27 149