ELEC2645 (2018/19) / Mbed 2 deprecated el17arm

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Dependencies:   mbed

main.cpp@64:b373b6bf8255, 2019-05-09 (annotated)

Committer:
el17arm
Date:
Thu May 09 11:45:21 2019 +0000
Revision:
64:b373b6bf8255
Parent:
63:ec95e155fb30
Child:
66:c4ba64d288ba
Documentation

Who changed what in which revision?

UserRevisionLine numberNew contents of line
el17arm 42:d81c008b0436 1 /*
el17arm 42:d81c008b0436 2 ELEC2645 Embedded Systems Project
el17arm 42:d81c008b0436 3 School of Electronic & Electrical Engineering
el17arm 42:d81c008b0436 4 University of Leeds
el17arm 42:d81c008b0436 5 Name: Andrew Milner
el17arm 42:d81c008b0436 6 Username: el17arm
el17arm 42:d81c008b0436 7 Student ID Number: 201162219
el17arm 42:d81c008b0436 8 Date: 18/03/19
el17arm 42:d81c008b0436 9 */
el17arm 42:d81c008b0436 10
el17arm 45:bad704c546d4 11 ///////// pre-processor directives ////////
el17arm 42:d81c008b0436 12
el17arm 63:ec95e155fb30 13
el17arm 0:fe19852199d2 14 #include "mbed.h"
el17arm 0:fe19852199d2 15 #include "N5110.h"
el17arm 0:fe19852199d2 16 #include "Gamepad.h"
el17arm 29:d85886364643 17 #include "Gameengine.h"
el17arm 0:fe19852199d2 18
el17arm 63:ec95e155fb30 19 #define WITH_TESTING
el17arm 63:ec95e155fb30 20
el17arm 63:ec95e155fb30 21 #ifdef WITH_TESTING
el17arm 63:ec95e155fb30 22 #include "tests.h"
el17arm 63:ec95e155fb30 23 #endif
el17arm 63:ec95e155fb30 24
el17arm 63:ec95e155fb30 25
el17arm 45:bad704c546d4 26 /////////////// objects ///////////////
el17arm 45:bad704c546d4 27
el17arm 29:d85886364643 28 Gameengine game;
el17arm 0:fe19852199d2 29 Gamepad pad;
el17arm 0:fe19852199d2 30 N5110 lcd(PTC9,PTC0,PTC7,PTD2,PTD1,PTC11);
el17arm 0:fe19852199d2 31 AnalogIn pot0(PTB2);
el17arm 41:0cf320f73424 32 BusOut oxygen(PTA1, PTA2, PTC2);
el17arm 41:0cf320f73424 33 BusOut lives(PTC3, PTC4, PTD3);
el17arm 41:0cf320f73424 34
el17arm 45:bad704c546d4 35 ///////////// prototypes ///////////////
el17arm 45:bad704c546d4 36
el17arm 58:4a826093d9e9 37 /**
el17arm 45:bad704c546d4 38 * @brief sets the contrast of lcd screen
el17arm 45:bad704c546d4 39 * @details contrast is adjust with analog input PTB2
el17arm 45:bad704c546d4 40 */
el17arm 0:fe19852199d2 41 void contrast();
el17arm 56:8c827d1cae3b 42 /** Initialises all classes and libraries and default game settings
el17arm 45:bad704c546d4 43 * @details initialises LCD and gamepad library and sets screen brightness
el17arm 45:bad704c546d4 44 */
el17arm 0:fe19852199d2 45 void init();
el17arm 56:8c827d1cae3b 46 /** Displays opening screen
el17arm 45:bad704c546d4 47 * @details Screen displays title of game and instructs player to press start to begin
el17arm 45:bad704c546d4 48 */
el17arm 0:fe19852199d2 49 void start_screen();
el17arm 56:8c827d1cae3b 50 /** Controls LEDs on front panel.
el17arm 45:bad704c546d4 51 * @details Every time a player dies a RHS LED is turned off, as time reduces
el17arm 56:8c827d1cae3b 52 * LEDs turn off on LHS.
el17arm 45:bad704c546d4 53 */
el17arm 41:0cf320f73424 54 void leds();
el17arm 56:8c827d1cae3b 55 /** Initialises and renders all level objects
el17arm 45:bad704c546d4 56 * @details Contains functions for all levels and will display next level objects
el17arm 45:bad704c546d4 57 * once player has completed each level
el17arm 45:bad704c546d4 58 */
el17arm 15:2bda80896a84 59 void render();
el17arm 56:8c827d1cae3b 60 /** Displays screen if game over or game complete
el17arm 56:8c827d1cae3b 61 * @details Screen will display player's final score and display game over or game complete
el17arm 45:bad704c546d4 62 */
el17arm 19:4789cb4ca550 63 void restart();
el17arm 58:4a826093d9e9 64 /** Displays options screen
el17arm 64:b373b6bf8255 65 * @details gives player controls for game
el17arm 58:4a826093d9e9 66 */
el17arm 60:3df033345059 67 void option_screen();
el17arm 60:3df033345059 68
el17arm 64:b373b6bf8255 69 bool options_flag = false;
el17arm 45:bad704c546d4 70
el17arm 45:bad704c546d4 71 ///////////// functions ////////////////
el17arm 45:bad704c546d4 72
el17arm 0:fe19852199d2 73 int main()
el17arm 63:ec95e155fb30 74 {
el17arm 63:ec95e155fb30 75 #ifdef WITH_TESTING
el17arm 63:ec95e155fb30 76 run_tests(lcd);
el17arm 63:ec95e155fb30 77 #endif
el17arm 63:ec95e155fb30 78
el17arm 45:bad704c546d4 79 init(); // initialises screen and default game settings
el17arm 45:bad704c546d4 80 start_screen(); // waits for user to press start to begin
el17arm 58:4a826093d9e9 81 option_screen(); // displays options screen
el17arm 58:4a826093d9e9 82
el17arm 45:bad704c546d4 83 // game loop, reads input and updates game accordingly
el17arm 0:fe19852199d2 84 while (1) {
el17arm 41:0cf320f73424 85
el17arm 45:bad704c546d4 86 contrast(); // adjusts contrast of screen
el17arm 45:bad704c546d4 87 render(); // draws all level objects on to screen
el17arm 45:bad704c546d4 88 game.update(lcd, pad); // updates movement, collected keys, lives, time left
el17arm 45:bad704c546d4 89 restart(); // restart screen if game over or end screen if game complete displays final score
el17arm 45:bad704c546d4 90 wait(0.1); // wait function to control fps
el17arm 45:bad704c546d4 91 }
el17arm 45:bad704c546d4 92 }
el17arm 48:bd1f31fbfee3 93
el17arm 41:0cf320f73424 94
el17arm 45:bad704c546d4 95 //initialises all classes and libraries and default game settings
el17arm 0:fe19852199d2 96 void init()
el17arm 0:fe19852199d2 97 {
el17arm 0:fe19852199d2 98 lcd.init();
el17arm 0:fe19852199d2 99 lcd.normalMode(); // normal colour mode
el17arm 0:fe19852199d2 100 lcd.refresh();
el17arm 41:0cf320f73424 101 lcd.setBrightness(1.0);
el17arm 0:fe19852199d2 102 pad.init();
el17arm 29:d85886364643 103 game.game_init();
el17arm 15:2bda80896a84 104 }
el17arm 2:725c213b2396 105
el17arm 45:bad704c546d4 106 // detects which level is being played and draws the level objects with collision settings
el17arm 15:2bda80896a84 107 void render()
el17arm 15:2bda80896a84 108 {
el17arm 58:4a826093d9e9 109 game.draw_l1(lcd, pad); // level 1
el17arm 45:bad704c546d4 110 game.draw_l2(lcd, pad); // level 2
el17arm 45:bad704c546d4 111 game.draw_l3(lcd, pad); // level 3
el17arm 58:4a826093d9e9 112 game.draw_l4(lcd, pad); // level 4
el17arm 45:bad704c546d4 113 leds(); // function to update leds to reflect time and lives left
el17arm 0:fe19852199d2 114 }
el17arm 0:fe19852199d2 115
el17arm 45:bad704c546d4 116 // controls contrast of the screen
el17arm 0:fe19852199d2 117 void contrast()
el17arm 0:fe19852199d2 118 {
el17arm 0:fe19852199d2 119 lcd.refresh();
el17arm 0:fe19852199d2 120 float con = pot0.read();
el17arm 0:fe19852199d2 121 lcd.setContrast(con);
el17arm 1:813ba5341985 122 lcd.clear();
el17arm 0:fe19852199d2 123 }
el17arm 0:fe19852199d2 124
el17arm 45:bad704c546d4 125 // displays start screen and waits for user to press start
el17arm 0:fe19852199d2 126 void start_screen()
el17arm 58:4a826093d9e9 127 {
el17arm 64:b373b6bf8255 128 while (pad.check_event(Gamepad::START_PRESSED) == false && options_flag == false) {
el17arm 60:3df033345059 129 lcd.clear();
el17arm 60:3df033345059 130 lcd.drawSprite(2,20,8,3,(int *)miner_right);
el17arm 60:3df033345059 131 lcd.drawSprite(79,20,8,3,(int *)miner_left);
el17arm 60:3df033345059 132 lcd.drawRect(0,0,84,48, FILL_TRANSPARENT);
el17arm 60:3df033345059 133 lcd.printString("MANIC MILNER",7,1);
el17arm 60:3df033345059 134 lcd.printString("Press start!",8,2);
el17arm 60:3df033345059 135 lcd.printString("A = Controls",6,4);
el17arm 60:3df033345059 136 contrast();
el17arm 64:b373b6bf8255 137 //printf("start screen = %d \n",options_flag);
el17arm 60:3df033345059 138 if (pad.check_event(Gamepad::A_PRESSED) == true) {
el17arm 64:b373b6bf8255 139 options_flag = true;
el17arm 64:b373b6bf8255 140 //printf("options = %d \n",options_flag);
el17arm 60:3df033345059 141 }
el17arm 0:fe19852199d2 142 }
el17arm 19:4789cb4ca550 143 }
el17arm 63:ec95e155fb30 144 // displays options screen
el17arm 63:ec95e155fb30 145 void option_screen()
el17arm 63:ec95e155fb30 146 {
el17arm 64:b373b6bf8255 147 while (options_flag == true) {
el17arm 63:ec95e155fb30 148 lcd.clear();
el17arm 63:ec95e155fb30 149 lcd.printString("Stick = L/R",0,0);
el17arm 63:ec95e155fb30 150 lcd.printString("A = Jump ",0,1);
el17arm 63:ec95e155fb30 151 lcd.printString("Get keys and",0,2);
el17arm 63:ec95e155fb30 152 lcd.printString("return to exit",0,3);
el17arm 63:ec95e155fb30 153 lcd.printString("Led=time/lives",0,4);
el17arm 63:ec95e155fb30 154 lcd.printString("<< Press back",0,5);
el17arm 63:ec95e155fb30 155 //printf("options screen = %d \n",options);
el17arm 63:ec95e155fb30 156 lcd.refresh();
el17arm 63:ec95e155fb30 157 if (pad.check_event(Gamepad::BACK_PRESSED) == true) {
el17arm 64:b373b6bf8255 158 options_flag = false;
el17arm 63:ec95e155fb30 159 start_screen();
el17arm 63:ec95e155fb30 160 }
el17arm 63:ec95e155fb30 161 }
el17arm 63:ec95e155fb30 162 }
el17arm 19:4789cb4ca550 163
el17arm 45:bad704c546d4 164 // displays appropriate screen with final score for game over and game complete
el17arm 19:4789cb4ca550 165 void restart()
el17arm 19:4789cb4ca550 166 {
el17arm 29:d85886364643 167 if (game.game_over() == true) {
el17arm 19:4789cb4ca550 168 lcd.clear();
el17arm 41:0cf320f73424 169 game.get_score(lcd);
el17arm 45:bad704c546d4 170 lcd.drawRect(0,0,84,48, FILL_TRANSPARENT);
el17arm 45:bad704c546d4 171 lcd.printString("Game Over! ",14,1);
el17arm 45:bad704c546d4 172 lcd.printString("Score ",18,2);
el17arm 60:3df033345059 173 lcd.printString("Back = Replay",3,4);
el17arm 44:e29458976114 174 }
el17arm 44:e29458976114 175 if (game.game_complete(lcd) == true) {
el17arm 44:e29458976114 176 lcd.clear();
el17arm 44:e29458976114 177 game.get_score(lcd);
el17arm 45:bad704c546d4 178 lcd.printString("YOU WIN!!! ",12,1);
el17arm 45:bad704c546d4 179 lcd.printString("Score ",18,2);
el17arm 45:bad704c546d4 180 lcd.printString("Well done!!!",8,4);
el17arm 19:4789cb4ca550 181 }
el17arm 60:3df033345059 182 if(pad.check_event(Gamepad::BACK_PRESSED) == true) {
el17arm 60:3df033345059 183 init();
el17arm 60:3df033345059 184 }
el17arm 60:3df033345059 185 }
el17arm 60:3df033345059 186
el17arm 45:bad704c546d4 187 // leds indicate how many lives and time left
el17arm 41:0cf320f73424 188 void leds()
el17arm 58:4a826093d9e9 189 {
el17arm 45:bad704c546d4 190 // fsm to display lives left
el17arm 41:0cf320f73424 191 int l_leds[4] = {0b111,0b110,0b100,0b000};
el17arm 45:bad704c546d4 192 //fsm to display how much time (oxygen) left
el17arm 41:0cf320f73424 193 int r_leds[4] = {0b111,0b110,0b100,0b000};
el17arm 58:4a826093d9e9 194
el17arm 45:bad704c546d4 195 // function keeps track of time elapsed and changes leds accordingly
el17arm 41:0cf320f73424 196 oxygen = l_leds[game.oxygen_leds()];
el17arm 45:bad704c546d4 197 // function keeps track of lives left and changes leds accordingly
el17arm 41:0cf320f73424 198 lives = r_leds[game.lives_leds()];
el17arm 37:4d525a37d5d2 199 }