File content as of revision 5:331b65d1d280:

/*
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);
        
    }
 
}