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Dependencies:   mbed

GameEngine/PlayEngine.cpp@80:870bc6b4bf08, 2020-05-25 (annotated)

Committer:
evanso
Date:
Mon May 25 15:07:24 2020 +0000
Revision:
80:870bc6b4bf08
Child:
81:78c461e6770b
Split GameEngine class into two different classes to reduce its size The parent class PlayEngine was created to hold the function that control the interaction between classes in the playable part of the game and so they can be unit tested.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
evanso 80:870bc6b4bf08 1 #include "PlayEngine.h"
evanso 80:870bc6b4bf08 2
evanso 80:870bc6b4bf08 3 //Spaceship control ------------------------------------------------------------
evanso 80:870bc6b4bf08 4
evanso 80:870bc6b4bf08 5 void PlayEngine::read_joystick_direction(){
evanso 80:870bc6b4bf08 6 d_ = pad.get_direction();
evanso 80:870bc6b4bf08 7 }
evanso 80:870bc6b4bf08 8
evanso 80:870bc6b4bf08 9 void PlayEngine::read_accelerometer_direction(float roll,float pitch){
evanso 80:870bc6b4bf08 10 // printf("Pitch = %f Roll = %f\n", pitch, roll);
evanso 80:870bc6b4bf08 11
evanso 80:870bc6b4bf08 12 //north
evanso 80:870bc6b4bf08 13 if(pitch >= -35){
evanso 80:870bc6b4bf08 14 if(roll >= 10){
evanso 80:870bc6b4bf08 15 d_ = NE;
evanso 80:870bc6b4bf08 16 }else if (roll <= -10){
evanso 80:870bc6b4bf08 17 d_ = NW;
evanso 80:870bc6b4bf08 18 }else {
evanso 80:870bc6b4bf08 19 d_ = N;
evanso 80:870bc6b4bf08 20 }
evanso 80:870bc6b4bf08 21 //south
evanso 80:870bc6b4bf08 22 }else if(pitch <= -55){
evanso 80:870bc6b4bf08 23 if (roll >= 10){
evanso 80:870bc6b4bf08 24 d_ = SE;
evanso 80:870bc6b4bf08 25 }else if(roll <= -10){
evanso 80:870bc6b4bf08 26 d_ = SW;
evanso 80:870bc6b4bf08 27 }else {
evanso 80:870bc6b4bf08 28 d_ = S;
evanso 80:870bc6b4bf08 29 }
evanso 80:870bc6b4bf08 30 // East/west
evanso 80:870bc6b4bf08 31 }else {
evanso 80:870bc6b4bf08 32 if (roll >= 10){
evanso 80:870bc6b4bf08 33 d_ = E;
evanso 80:870bc6b4bf08 34 }else if(roll <= -10){
evanso 80:870bc6b4bf08 35 d_ = W;
evanso 80:870bc6b4bf08 36 }else{
evanso 80:870bc6b4bf08 37 d_ = CENTRE;
evanso 80:870bc6b4bf08 38 }
evanso 80:870bc6b4bf08 39 }
evanso 80:870bc6b4bf08 40 }
evanso 80:870bc6b4bf08 41
evanso 80:870bc6b4bf08 42 void PlayEngine::spaceship_lives_leds(){
evanso 80:870bc6b4bf08 43 pad.leds_off();
evanso 80:870bc6b4bf08 44
evanso 80:870bc6b4bf08 45 //top two red leds on if 1 lives left
evanso 80:870bc6b4bf08 46 if(spaceship_lives_ >= 1){
evanso 80:870bc6b4bf08 47 pad.led(1,1);
evanso 80:870bc6b4bf08 48 pad.led(4,1);
evanso 80:870bc6b4bf08 49 }
evanso 80:870bc6b4bf08 50
evanso 80:870bc6b4bf08 51 //middle two orange leds also on if 2 lives left
evanso 80:870bc6b4bf08 52 if(spaceship_lives_ >= 2){
evanso 80:870bc6b4bf08 53 pad.led(2,1);
evanso 80:870bc6b4bf08 54 pad.led(5,1);
evanso 80:870bc6b4bf08 55 }
evanso 80:870bc6b4bf08 56
evanso 80:870bc6b4bf08 57 //bottom two red leds also on if 3 lives left
evanso 80:870bc6b4bf08 58 if(spaceship_lives_ == 3){
evanso 80:870bc6b4bf08 59 pad.led(3,1);
evanso 80:870bc6b4bf08 60 pad.led(6,1);
evanso 80:870bc6b4bf08 61 }
evanso 80:870bc6b4bf08 62 }
evanso 80:870bc6b4bf08 63
evanso 80:870bc6b4bf08 64
evanso 80:870bc6b4bf08 65
evanso 80:870bc6b4bf08 66
evanso 80:870bc6b4bf08 67 //Weapon control ---------------------------------------------------------------
evanso 80:870bc6b4bf08 68
evanso 80:870bc6b4bf08 69 void PlayEngine::create_weapons_bullets(){
evanso 80:870bc6b4bf08 70 // controlls speed that bullet can be fired
evanso 80:870bc6b4bf08 71 if(bullet_timer_ <=0){
evanso 80:870bc6b4bf08 72 if (pad.A_pressed()){
evanso 80:870bc6b4bf08 73 // Bullet object
evanso 80:870bc6b4bf08 74 Weapons new_bullet;
evanso 80:870bc6b4bf08 75
evanso 80:870bc6b4bf08 76 new_bullet.init(spaceship.get_pos(),
evanso 80:870bc6b4bf08 77 spaceship.get_spaceship_sprite_direction(), true);
evanso 80:870bc6b4bf08 78
evanso 80:870bc6b4bf08 79 // Stores bullet object in vector
evanso 80:870bc6b4bf08 80 bullet_vector.push_back(new_bullet);
evanso 80:870bc6b4bf08 81 }
evanso 80:870bc6b4bf08 82 bullet_timer_ = 10;
evanso 80:870bc6b4bf08 83 }
evanso 80:870bc6b4bf08 84 bullet_timer_--;
evanso 80:870bc6b4bf08 85 }
evanso 80:870bc6b4bf08 86
evanso 80:870bc6b4bf08 87 void PlayEngine::create_weapons_smart_bomb(){
evanso 80:870bc6b4bf08 88 // timer to stop smart bomb button be accidently pressed twice
evanso 80:870bc6b4bf08 89 if(smart_bomb_timer_ <=0){
evanso 80:870bc6b4bf08 90 if (pad.B_pressed() && smart_bomb_counter_ > 0){
evanso 80:870bc6b4bf08 91 weapons.smart_bomb(lcd);
evanso 80:870bc6b4bf08 92 smart_bomb_counter_--;
evanso 80:870bc6b4bf08 93
evanso 80:870bc6b4bf08 94 //Deletes alien object if on screen
evanso 80:870bc6b4bf08 95 for (int i = (alien_vector.size() -1) ; i >= 0 ; i--){
evanso 80:870bc6b4bf08 96 Vector2D alien_pos = alien_vector[i].get_pos();
evanso 80:870bc6b4bf08 97
evanso 80:870bc6b4bf08 98
evanso 80:870bc6b4bf08 99 // Creats explosion if alien was on the screen
evanso 80:870bc6b4bf08 100 if(alien_pos.x <= 84 && alien_pos.x >= -6){
evanso 80:870bc6b4bf08 101 create_explosion(alien_pos);
evanso 80:870bc6b4bf08 102
evanso 80:870bc6b4bf08 103 //delete person object if was being abducted by destroyed alien
evanso 80:870bc6b4bf08 104 if(alien_vector[i].get_collision_people_element() > -1){
evanso 80:870bc6b4bf08 105 people_vector.erase(people_vector.begin() +
evanso 80:870bc6b4bf08 106 alien_vector[i].get_collision_people_element());
evanso 80:870bc6b4bf08 107 }
evanso 80:870bc6b4bf08 108
evanso 80:870bc6b4bf08 109 alien_vector.erase(alien_vector.begin()+ i);
evanso 80:870bc6b4bf08 110 points_ ++;
evanso 80:870bc6b4bf08 111 }
evanso 80:870bc6b4bf08 112 }
evanso 80:870bc6b4bf08 113 smart_bomb_timer_ = 30;
evanso 80:870bc6b4bf08 114 }
evanso 80:870bc6b4bf08 115 }
evanso 80:870bc6b4bf08 116 smart_bomb_timer_--;
evanso 80:870bc6b4bf08 117 }
evanso 80:870bc6b4bf08 118
evanso 80:870bc6b4bf08 119 void PlayEngine::draw_bullets(){
evanso 80:870bc6b4bf08 120 // interates over bullet vectors, moves and draws bullet objects
evanso 80:870bc6b4bf08 121
evanso 80:870bc6b4bf08 122 // Alien bullets
evanso 80:870bc6b4bf08 123 for (int i = 0; i < alien_bullet_vector.size(); i++){
evanso 80:870bc6b4bf08 124 alien_bullet_vector[i].draw_alien_bullet(lcd, d_);
evanso 80:870bc6b4bf08 125
evanso 80:870bc6b4bf08 126 // deletes alien bullet object after bullet has moved set distance
evanso 80:870bc6b4bf08 127 if(alien_bullet_vector[i].get_bullet_delete_counter() >> 5){
evanso 80:870bc6b4bf08 128 alien_bullet_vector.erase(alien_bullet_vector.begin()+ i);
evanso 80:870bc6b4bf08 129 }
evanso 80:870bc6b4bf08 130
evanso 80:870bc6b4bf08 131 // Deletes bullet and shpaceship if collision detected
evanso 80:870bc6b4bf08 132 if (spaceship.check_collision(alien_bullet_vector[i]) &&
evanso 80:870bc6b4bf08 133 !spaceship_destroyed_ ){
evanso 80:870bc6b4bf08 134 create_explosion(spaceship.get_pos());
evanso 80:870bc6b4bf08 135
evanso 80:870bc6b4bf08 136 spaceship_destroyed_ = true;
evanso 80:870bc6b4bf08 137 alien_bullet_vector.erase(alien_bullet_vector.begin()+ i);
evanso 80:870bc6b4bf08 138 }
evanso 80:870bc6b4bf08 139 }
evanso 80:870bc6b4bf08 140
evanso 80:870bc6b4bf08 141 // Spaceship bullets
evanso 80:870bc6b4bf08 142 for (int i = 0; i < bullet_vector.size(); i++){
evanso 80:870bc6b4bf08 143 bullet_vector[i].draw_bullet(lcd);
evanso 80:870bc6b4bf08 144
evanso 80:870bc6b4bf08 145 // deletes bullet object after bullet has moved set distance
evanso 80:870bc6b4bf08 146 if(bullet_vector[i].get_bullet_delete_counter() >> 5){
evanso 80:870bc6b4bf08 147 bullet_vector.erase(bullet_vector.begin()+ i);
evanso 80:870bc6b4bf08 148 }
evanso 80:870bc6b4bf08 149 }
evanso 80:870bc6b4bf08 150 }
evanso 80:870bc6b4bf08 151
evanso 80:870bc6b4bf08 152
evanso 80:870bc6b4bf08 153
evanso 80:870bc6b4bf08 154
evanso 80:870bc6b4bf08 155 //Alien Control ----------------------------------------------------------------
evanso 80:870bc6b4bf08 156
evanso 80:870bc6b4bf08 157 void PlayEngine::spawn_aliens(){
evanso 80:870bc6b4bf08 158 if(alien_vector.size() <= alien_number_){
evanso 80:870bc6b4bf08 159 create_alien();
evanso 80:870bc6b4bf08 160 }
evanso 80:870bc6b4bf08 161
evanso 80:870bc6b4bf08 162 //printf( " alien_number_counter_ = %d\n",alien_number_counter_);
evanso 80:870bc6b4bf08 163
evanso 80:870bc6b4bf08 164 //slowley incresing the alien counter as game goes on to make harder
evanso 80:870bc6b4bf08 165 if(spawn_alien_counter_%(500*spawn_time_multipler_) == 0){
evanso 80:870bc6b4bf08 166 alien_number_++;
evanso 80:870bc6b4bf08 167 spawn_time_multipler_++;
evanso 80:870bc6b4bf08 168 }
evanso 80:870bc6b4bf08 169
evanso 80:870bc6b4bf08 170 spawn_alien_counter_++;
evanso 80:870bc6b4bf08 171 }
evanso 80:870bc6b4bf08 172
evanso 80:870bc6b4bf08 173 void PlayEngine::create_alien(){
evanso 80:870bc6b4bf08 174 int position_x_start = 0;
evanso 80:870bc6b4bf08 175
evanso 80:870bc6b4bf08 176 // Alien object
evanso 80:870bc6b4bf08 177 Alien new_alien;
evanso 80:870bc6b4bf08 178
evanso 80:870bc6b4bf08 179 //spawns aliens between x > 84 and x <0
evanso 80:870bc6b4bf08 180 if(rand() % 2){
evanso 80:870bc6b4bf08 181 position_x_start = rand() % 84 + 84;
evanso 80:870bc6b4bf08 182 }else{
evanso 80:870bc6b4bf08 183 position_x_start =rand() % 83 - 84;
evanso 80:870bc6b4bf08 184 }
evanso 80:870bc6b4bf08 185 new_alien.init(pad, position_x_start, (rand() % 33 + 9));
evanso 80:870bc6b4bf08 186
evanso 80:870bc6b4bf08 187 // Stores alien object in vector
evanso 80:870bc6b4bf08 188 alien_vector.push_back(new_alien);
evanso 80:870bc6b4bf08 189 }
evanso 80:870bc6b4bf08 190
evanso 80:870bc6b4bf08 191 void PlayEngine::check_alien_people_collision(int i){
evanso 80:870bc6b4bf08 192 // only a collision if all three of theses conditions are met:
evanso 80:870bc6b4bf08 193 // check all these codition for every alien to every person
evanso 80:870bc6b4bf08 194 // 1)person hasn't already had a collision
evanso 80:870bc6b4bf08 195 // 2)There is an acutaual collision of people and alien
evanso 80:870bc6b4bf08 196 for (int x = 0; x < people_vector.size(); x++){
evanso 80:870bc6b4bf08 197 if (!people_vector[x].get_alien_collision_flag() &&
evanso 80:870bc6b4bf08 198 people_vector[x].check_alien_collision(alien_vector[i])){
evanso 80:870bc6b4bf08 199 alien_vector[i].set_collision_people_element(x);
evanso 80:870bc6b4bf08 200 }
evanso 80:870bc6b4bf08 201 }
evanso 80:870bc6b4bf08 202
evanso 80:870bc6b4bf08 203 //draws collision if detected
evanso 80:870bc6b4bf08 204 if(alien_vector[i].get_collision_people_element() > -1){
evanso 80:870bc6b4bf08 205 alien_vector[i].draw_alien(lcd,spaceship.get_pos(),d_,
evanso 80:870bc6b4bf08 206 map.get_length_map(), map.get_position_x_map(),true);
evanso 80:870bc6b4bf08 207 }else{
evanso 80:870bc6b4bf08 208 alien_vector[i].draw_alien(lcd,spaceship.get_pos(),d_,
evanso 80:870bc6b4bf08 209 map.get_length_map(), map.get_position_x_map(),false);
evanso 80:870bc6b4bf08 210 }
evanso 80:870bc6b4bf08 211 }
evanso 80:870bc6b4bf08 212
evanso 80:870bc6b4bf08 213 void PlayEngine::alliens_fire_bullets(int i){
evanso 80:870bc6b4bf08 214 if (alien_vector[i].get_alien_fire_counter()%60 == 0){
evanso 80:870bc6b4bf08 215 Weapons alien_bullet;
evanso 80:870bc6b4bf08 216
evanso 80:870bc6b4bf08 217 // fires bullet towards direction of spaceship
evanso 80:870bc6b4bf08 218 bool alien_bullet_direction = false;
evanso 80:870bc6b4bf08 219 Vector2D spaceship_pos = spaceship.get_pos();
evanso 80:870bc6b4bf08 220 Vector2D alien_pos = alien_vector[i].get_pos();
evanso 80:870bc6b4bf08 221 if(spaceship_pos.x > alien_pos.x){
evanso 80:870bc6b4bf08 222 alien_bullet_direction = true;
evanso 80:870bc6b4bf08 223 }
evanso 80:870bc6b4bf08 224
evanso 80:870bc6b4bf08 225 alien_bullet.init(alien_vector[i].get_pos(),
evanso 80:870bc6b4bf08 226 alien_bullet_direction , false);
evanso 80:870bc6b4bf08 227
evanso 80:870bc6b4bf08 228 // Stores bullet object in vector
evanso 80:870bc6b4bf08 229 alien_bullet_vector.push_back(alien_bullet);
evanso 80:870bc6b4bf08 230 }
evanso 80:870bc6b4bf08 231 }
evanso 80:870bc6b4bf08 232
evanso 80:870bc6b4bf08 233 void PlayEngine::delete_aliens(int i){
evanso 80:870bc6b4bf08 234 for (int x = 0; x < bullet_vector.size(); x++){
evanso 80:870bc6b4bf08 235 if (alien_vector[i].check_collision(bullet_vector[x])){
evanso 80:870bc6b4bf08 236 create_explosion(alien_vector[i].get_pos());
evanso 80:870bc6b4bf08 237
evanso 80:870bc6b4bf08 238 //delete person object if was carried by destroyed alien
evanso 80:870bc6b4bf08 239 if(alien_vector[i].get_collision_people_element() > -1){
evanso 80:870bc6b4bf08 240 people_vector.erase(people_vector.begin() +
evanso 80:870bc6b4bf08 241 alien_vector[i].get_collision_people_element());
evanso 80:870bc6b4bf08 242 }
evanso 80:870bc6b4bf08 243
evanso 80:870bc6b4bf08 244 bullet_vector.erase(bullet_vector.begin()+ x);
evanso 80:870bc6b4bf08 245 alien_vector.erase(alien_vector.begin()+ i);
evanso 80:870bc6b4bf08 246 points_ ++;
evanso 80:870bc6b4bf08 247 }
evanso 80:870bc6b4bf08 248 }
evanso 80:870bc6b4bf08 249 }
evanso 80:870bc6b4bf08 250
evanso 80:870bc6b4bf08 251 void PlayEngine::draw_aliens(){
evanso 80:870bc6b4bf08 252 // interates over alien vector and draws each new_alien object
evanso 80:870bc6b4bf08 253 for (int i = 0; i < alien_vector.size(); i++){
evanso 80:870bc6b4bf08 254
evanso 80:870bc6b4bf08 255 check_alien_people_collision(i);
evanso 80:870bc6b4bf08 256
evanso 80:870bc6b4bf08 257 // deleted spaceship if alien ship touches spaceship
evanso 80:870bc6b4bf08 258 if (spaceship.check_alien_collision(alien_vector[i]) &&
evanso 80:870bc6b4bf08 259 !spaceship_destroyed_){
evanso 80:870bc6b4bf08 260 create_explosion(spaceship.get_pos());
evanso 80:870bc6b4bf08 261 spaceship_destroyed_ = true;
evanso 80:870bc6b4bf08 262 }
evanso 80:870bc6b4bf08 263
evanso 80:870bc6b4bf08 264 alliens_fire_bullets(i);
evanso 80:870bc6b4bf08 265
evanso 80:870bc6b4bf08 266 delete_aliens(i);
evanso 80:870bc6b4bf08 267 }
evanso 80:870bc6b4bf08 268 }
evanso 80:870bc6b4bf08 269
evanso 80:870bc6b4bf08 270
evanso 80:870bc6b4bf08 271
evanso 80:870bc6b4bf08 272
evanso 80:870bc6b4bf08 273 //Explotion Control ------------------------------------------------------------
evanso 80:870bc6b4bf08 274
evanso 80:870bc6b4bf08 275 void PlayEngine::create_explosion(Vector2D destroyed_position){
evanso 80:870bc6b4bf08 276 // explosion object
evanso 80:870bc6b4bf08 277 Explosion new_explosion;
evanso 80:870bc6b4bf08 278
evanso 80:870bc6b4bf08 279 new_explosion.init(destroyed_position);
evanso 80:870bc6b4bf08 280
evanso 80:870bc6b4bf08 281 // Stores explosion object in vector
evanso 80:870bc6b4bf08 282 explosion_vector.push_back(new_explosion);
evanso 80:870bc6b4bf08 283
evanso 80:870bc6b4bf08 284
evanso 80:870bc6b4bf08 285 //plays explosion sound if sound fx on
evanso 80:870bc6b4bf08 286 if (sound_fx_ == on){
evanso 80:870bc6b4bf08 287 pad.tone(40,0.1);
evanso 80:870bc6b4bf08 288 }
evanso 80:870bc6b4bf08 289 }
evanso 80:870bc6b4bf08 290
evanso 80:870bc6b4bf08 291 void PlayEngine::draw_explosions(){
evanso 80:870bc6b4bf08 292 // interates over expoltion vector and draws each explosion object then
evanso 80:870bc6b4bf08 293 // deleted object after set size
evanso 80:870bc6b4bf08 294 for (int i = 0; i < explosion_vector.size(); i++){
evanso 80:870bc6b4bf08 295 explosion_vector[i].draw_explosion(lcd);
evanso 80:870bc6b4bf08 296
evanso 80:870bc6b4bf08 297 // delete explosion after reaches set size
evanso 80:870bc6b4bf08 298 if(explosion_vector[i].get_explosion_radius() == 8){
evanso 80:870bc6b4bf08 299 explosion_vector.erase(explosion_vector.begin()+ i);
evanso 80:870bc6b4bf08 300 }
evanso 80:870bc6b4bf08 301 }
evanso 80:870bc6b4bf08 302 }
evanso 80:870bc6b4bf08 303
evanso 80:870bc6b4bf08 304
evanso 80:870bc6b4bf08 305
evanso 80:870bc6b4bf08 306
evanso 80:870bc6b4bf08 307 //People Control ---------------------------------------------------------------
evanso 80:870bc6b4bf08 308
evanso 80:870bc6b4bf08 309 void PlayEngine::spawn_people(){
evanso 80:870bc6b4bf08 310 // Keeps number of people objects constant as people objecs are erased
evanso 80:870bc6b4bf08 311 if(people_vector.size() <= 5){
evanso 80:870bc6b4bf08 312 create_people();
evanso 80:870bc6b4bf08 313 }
evanso 80:870bc6b4bf08 314 }
evanso 80:870bc6b4bf08 315
evanso 80:870bc6b4bf08 316 void PlayEngine::create_people(){
evanso 80:870bc6b4bf08 317 // People object
evanso 80:870bc6b4bf08 318 People people;
evanso 80:870bc6b4bf08 319
evanso 80:870bc6b4bf08 320 people.init(pad, (rand() % 168 - 84));
evanso 80:870bc6b4bf08 321
evanso 80:870bc6b4bf08 322 // Stores alien object in vector
evanso 80:870bc6b4bf08 323 people_vector.push_back(people);
evanso 80:870bc6b4bf08 324 }
evanso 80:870bc6b4bf08 325
evanso 80:870bc6b4bf08 326 void PlayEngine::draw_people(){
evanso 80:870bc6b4bf08 327 for (int i = 0; i < people_vector.size(); i++){
evanso 80:870bc6b4bf08 328 people_vector[i].draw_people(lcd, d_,
evanso 80:870bc6b4bf08 329 map.get_length_map(), map.get_position_x_map());
evanso 80:870bc6b4bf08 330
evanso 80:870bc6b4bf08 331 //errase person if at top of screen as captured by alien and alien is
evanso 80:870bc6b4bf08 332 //set to track mode
evanso 80:870bc6b4bf08 333 Vector2D people_pos = people_vector[i].get_pos();
evanso 80:870bc6b4bf08 334
evanso 80:870bc6b4bf08 335 for (int x = 0; x < alien_vector.size(); x++){
evanso 80:870bc6b4bf08 336 Vector2D alien_pos = alien_vector[x].get_pos();
evanso 80:870bc6b4bf08 337 if(people_pos.y < 30 && alien_pos.y < 9){
evanso 80:870bc6b4bf08 338
evanso 80:870bc6b4bf08 339 //set alien who abducted person to track mode
evanso 80:870bc6b4bf08 340 if(alien_vector[x].get_collision_people_element() == i){
evanso 80:870bc6b4bf08 341 alien_vector[x].set_track_flag(true);
evanso 80:870bc6b4bf08 342 people_vector.erase(people_vector.begin()+ i);
evanso 80:870bc6b4bf08 343 }
evanso 80:870bc6b4bf08 344
evanso 80:870bc6b4bf08 345 }
evanso 80:870bc6b4bf08 346
evanso 80:870bc6b4bf08 347 }
evanso 80:870bc6b4bf08 348 }
evanso 80:870bc6b4bf08 349 }
evanso 80:870bc6b4bf08 350
evanso 80:870bc6b4bf08 351
evanso 80:870bc6b4bf08 352
evanso 80:870bc6b4bf08 353
evanso 80:870bc6b4bf08 354 //Map Control-------------------------------------------------------------------
evanso 80:870bc6b4bf08 355
evanso 80:870bc6b4bf08 356 void PlayEngine::reset_map_timer(){
evanso 80:870bc6b4bf08 357 if(spaceship_destroyed_){
evanso 80:870bc6b4bf08 358 reset_map_counter_++;
evanso 80:870bc6b4bf08 359
evanso 80:870bc6b4bf08 360 // stops map movement
evanso 80:870bc6b4bf08 361 d_ = CENTRE;
evanso 80:870bc6b4bf08 362
evanso 80:870bc6b4bf08 363 // reset map after set time
evanso 80:870bc6b4bf08 364 if(reset_map_counter_ == 50){
evanso 80:870bc6b4bf08 365 reset_map();
evanso 80:870bc6b4bf08 366 }
evanso 80:870bc6b4bf08 367 }
evanso 80:870bc6b4bf08 368 }
evanso 80:870bc6b4bf08 369
evanso 80:870bc6b4bf08 370 void PlayEngine::reset_map(){
evanso 80:870bc6b4bf08 371 // Reassign values to variables
evanso 80:870bc6b4bf08 372 spaceship.init();
evanso 80:870bc6b4bf08 373 spaceship_lives_--;
evanso 80:870bc6b4bf08 374 spaceship_destroyed_ = false;
evanso 80:870bc6b4bf08 375 reset_map_counter_ = 0;
evanso 80:870bc6b4bf08 376
evanso 80:870bc6b4bf08 377 // erase aliens so redrawn in random positions when respawning spaceship
evanso 80:870bc6b4bf08 378 for (int i = (alien_vector.size() - 1); i >= 0 ; i--){
evanso 80:870bc6b4bf08 379 alien_vector.erase(alien_vector.begin()+ i);
evanso 80:870bc6b4bf08 380 }
evanso 80:870bc6b4bf08 381
evanso 80:870bc6b4bf08 382 // erase all people so redrawn at bottom of map
evanso 80:870bc6b4bf08 383 for (int i = (people_vector.size() - 1); i >= 0 ; i--){
evanso 80:870bc6b4bf08 384 people_vector.erase(people_vector.begin()+ i);
evanso 80:870bc6b4bf08 385 }
evanso 80:870bc6b4bf08 386
evanso 80:870bc6b4bf08 387 // erase all alien bullets
evanso 80:870bc6b4bf08 388 for (int i = (alien_bullet_vector.size() - 1); i >= 0 ; i--){
evanso 80:870bc6b4bf08 389 alien_bullet_vector.erase(alien_bullet_vector.begin()+ i);
evanso 80:870bc6b4bf08 390 }
evanso 80:870bc6b4bf08 391 }