File content as of revision 6:0bc6813fe434:

/*
ELEC2645 Embedded Systems Project
School of Electronic & Electrical Engineering
University of Leeds
Name: Caiwenjing Liu
Username:ml16c5l
Student ID Number: 201165261
Date: 09/04/2019
*/

///////// pre-processor directives ////////
#include "mbed.h"
#include "Gamepad.h"
#include "N5110.h"
//#include "CopterEngine.h"




/////////////// structs /////////////////
struct UserInput {
    Direction d;
    float mag;
};
/////////////// objects ///////////////
N5110 lcd(PTC9,PTC0,PTC7,PTD2,PTD1,PTC11);
Gamepad pad;
//CopterEngine copter;



///////////// prototypes ///////////////
void init();
void update_game(UserInput input);
void render();
void welcome();

////////////// functions ////////////////


int main()
{
    int fps = 8;  // frames per second
    init();     // initialise and then display welcome screen...
    welcome();  // waiting for the user to start
    render();  // first draw the initial frame
    wait(1.0f/fps);  // and wait for one frame period

    // game loop - read input, update the game state and render the display
    while (1) {

        lcd.clear();

        int a = copter.GameOver();
        if(a == 1) {
            a=0;
            lcd.clear();
            lcd.printString("GAME OVER", 10,1);
            lcd.refresh();
            int h=0;
            for(h=1; h<=500; h++) {
                pad.tone(h,0.5);
            }

            wait(1.0);
            lcd.printString("PRESS BACK",13,3);
            lcd.printString("RESTART",20,4);
            lcd.refresh();
            while (pad.check_event(Gamepad::BACK_PRESSED)== false) {

                pad.leds_on();
                wait(0.1);
            }

            init();
            welcome();

            render();
            wait(1.0f/fps);
        }

        copter.read_input(pad);
        copter.update(pad);

        render();
        wait(1.0f/fps);

    }
}

// initialies all classes and libraries
void init()
{
    // need to initialise LCD and Gamepad
    lcd.init();
    pad.init();

    copter.init(COPTER_WIDTH,COPTER_HEIGHT,WALL_SIZE,COPTER_SPEED,WALL1_SIZE,WALL2_SIZE);

}

// this function draws each frame on the LCD
void render()
{
    // clear screen, re-draw and refresh
    lcd.clear();
    copter.draw(lcd);
    lcd.refresh();
}


void welcome()
{
    pad.leds_on();
    lcd.printString("COPTER", 25,1);
    lcd.printString("Press START ",10,3);
    lcd.printString("to Start ",20,5);
    lcd.refresh();

    //print the symbal on the screen
    while ( pad.check_event(Gamepad::START_PRESSED) == false) {
        pad.leds_on();
        wait(0.2);
        pad.tone(50,0.1);
        wait(0.2);
        pad.tone(100,0.1);
        wait(0.2);
        pad.tone(500,0.1);
        wait(0.2);
        pad.tone(700,0.1);
        wait(0.2);
        pad.tone(500,0.1);
        wait(0.2);
        pad.tone(100,0.1);
        wait(0.2);
        pad.tone(50,0.1);
        wait(0.2);
        pad.tone(100,0.1);
        wait(0.2);
        pad.tone(500,0.1);
        wait(0.2);
        pad.tone(700,0.1);
        wait(0.2);
        pad.tone(500,0.1);
        wait(0.2);
        pad.tone(100,0.1);
        wait(0.2);
        pad.tone(50,0.1);

    }

}