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contains my game for the embedded systems project 2645
Dependencies: mbed FXOS8700CQQQ
GameEngine/RocketRacer.cpp
- Committer:
- OmarAlebiary
- Date:
- 2019-04-24
- Revision:
- 28:39607fb67e88
- Parent:
- 27:771d186b1bc8
- Child:
- 29:e660274d8222
File content as of revision 28:39607fb67e88:
#include "RocketRacer.h" /* default constructor of the class and initializing the private variables */ RocketRacer::RocketRacer() :first_enemy_position(0),second_enemy_position(0),enemy_phase(0), game_speed (0),score(0),Init_position(2),enemy_dead(true),control(true) {} void RocketRacer::Main_Game_Display(N5110 &lcd){ lcd.clear(); //clears the lcd lcd.drawRect(0,0,46,47,FILL_BLACK);//draws a transparent rectangle on the lcd char score_buffer[14];//buffer to store the score char score_buffer1[14]; char level_buffer[14];//buffer to store the current level char level_buffer1[14]; //display score sprintf(score_buffer,"score"); lcd.printString(score_buffer,55,0); sprintf(score_buffer1,"%d",score); lcd.printString(score_buffer1,58,1); lcd.drawLine(15, 2, 15,48,0); lcd.drawLine(30, 2, 30,48,0); //display level sprintf(level_buffer,"Level"); lcd.printString(level_buffer,55,3); sprintf(level_buffer1,"%d",game_speed); lcd.printString(level_buffer1,58,4); lcd.refresh();//refreshes the lcd to render } void RocketRacer::Joystick_position(Gamepad &pad){ Direction d=pad.get_direction();//assigning the object d to the method to get the joystick direction if( (d==E||pad.check_event(Gamepad::R_PRESSED) == true ) && Init_position!=3 && control==true){//statement to check if the joystick moved right Init_position++;//increments the position of the player sprite control = false; //sets the flag to false wait(0.09);// small delay to prevent previous press being detected again // printf("its Right\n"); } else if( (d==W ||pad.check_event(Gamepad::L_PRESSED) == true ) && Init_position!=1 && control==true){//statement to check if the joystick moved left Init_position--;//decrements the position of the player sprite control = false;//sets the flag to false wait(0.01);// small delay to prevent previous press being detected again // printf("its left\n"); } else if(d==CENTRE){//statement to check if the joystick position is center control = true;//sets the flag to true wait(0.01); // printf("its center\n"); } } void RocketRacer::Generate_New_Enemy(){ srand(time(NULL));//seeding the random function if (enemy_dead){//statement to check if the enemy crossed the player sprite first_enemy_position = Init_position;//places the first enemy above the player's sprite second_enemy_position = (rand() % 3)+1;//generates a random number from 1 to 3 //printf("%d",second_enemy_position); enemy_phase = 0; enemy_dead = false; } } void RocketRacer::Check_Enemy_Dead(N5110 &lcd,Gamepad &pad){ if (enemy_phase>23 && ((first_enemy_position== Init_position) || (second_enemy_position == Init_position)) ){//statement to check if the enemies collided with the rocket End_Game(pad,lcd);//calls the end game method that displays game over screen } if (enemy_phase>39){//statement to check if the enemies crossed without colliding with the rocket enemy_dead = true; score++;//increments the score } } void RocketRacer::Game_Loop(N5110 &lcd,Gamepad &pad){ lcd.clear(); //clears the lcd Joystick_position(pad);//calls the method to get the joystick direction according to the user player_position(lcd,Init_position);//calls the method to draw the sprites according to joystick postion Generate_New_Enemy();//generate 2 new enemies enemy_position(lcd,first_enemy_position, enemy_phase);//places the first enemy according to the position enemy_phase++;//increments the current phase of the enemy enemy_position(lcd,second_enemy_position, enemy_phase);//places the second enemy according to the position enemy_phase++;//increments the current phase of the enemy Check_Enemy_Dead(lcd,pad);//checks if enemies crossed the rocket Game_difficulty(pad); //adds difficulty to the game lcd.refresh();//refreshes the screen } //adds difficulty to the game after proceeding with each level void RocketRacer::Game_difficulty(Gamepad &pad){ if (score>=0 && score<=5){ pad.led(1,1.0); game_speed = 1;//first led on to indicate level 1 wait(0.09);//reduces the wait on each level }if (score>5 && score<=10){ pad.led(2,1.0); game_speed = 2;//first&second leds on to indicate level 2 wait(0.07); }if (score>10 && score<=20){ pad.led(3,1.0); game_speed = 3;//1,2,3 leds on to indicate level 3 wait(0.06); }if (score>20 && score<=25){//1,2,3,4 leds on to indicate level 4 pad.led(4,1.0); game_speed = 4; wait(0.05); }if (score>25 && score<=30){//1,2,3,4,5 leds on to indicate level 5 pad.led(5,1.0); game_speed = 5; wait(0.04); }if (score>30){//all 6 leds on to indicate level 6 pad.led(6,1.0); game_speed = 6; wait(0.03); } } void RocketRacer::enemy_position(N5110 &lcd,int place, int phase){ if (place==1){//draws the enemy sprite at position 1 lcd.drawSprite(3,phase,11,9,(int *)enemy); } if (place==2){//draws the enemy sprite at position 2 lcd.drawSprite(19,phase,11,9,(int *)enemy); } if (place==3){//draws the enemy sprite at position 3 lcd.drawSprite(35,phase,11,9,(int *)enemy); } lcd.refresh(); } void RocketRacer::player_position(N5110 &lcd,char RocketPosition){ Main_Game_Display(lcd);//displays the game screen if (RocketPosition==1){//places the rocket at positon 1 lcd.drawSprite(3,34,11,9,(int *)rocket); } if (RocketPosition==2){//places the rocket at positon 2 lcd.drawSprite(19,34,11,9,(int *)rocket); } if (RocketPosition==3){//places the rocket at positon 3 lcd.drawSprite(35,34,11,9,(int *)rocket); } lcd.refresh(); } void RocketRacer::End_Game(Gamepad &pad,N5110 &lcd){ lcd.clear(); char buffer1[14]; //prints the gameover to the lcd with the score achieved lcd.printString("Game over!!!",5,0); lcd.printString("Better Luck ",2,1); lcd.printString("next time",2,2); lcd.printString("High score:",2,3); sprintf(buffer1,"%d",score); lcd.printString(buffer1,20,4); pad.leds_on();//turns all leds on lcd.refresh(); tones.End_Game_Melody(pad); //calling tones object to play melody wait(50); }