Musallam Bseiso / Engine

Nemesis game, engine

Engine.cpp@14:94011e4a0624, 2017-05-04 (annotated)

Committer:
musallambseiso
Date:
Thu May 04 11:29:47 2017 +0000
Revision:
14:94011e4a0624
Parent:
13:f3560c403397 
Final version

Who changed what in which revision?

UserRevisionLine numberNew contents of line
musallambseiso 4:e84724dcad49 1 #include "Engine.h"
musallambseiso 4:e84724dcad49 2
musallambseiso 11:10c01766f774 3 #define LEVEL_ONE 2
musallambseiso 11:10c01766f774 4 #define LEVEL_TWO 3
musallambseiso 11:10c01766f774 5 #define LEVEL_THREE 4
musallambseiso 11:10c01766f774 6 #define LEVEL_FOUR 5
musallambseiso 11:10c01766f774 7 #define LEVEL_FIVE 6
musallambseiso 11:10c01766f774 8
musallambseiso 4:e84724dcad49 9 Engine::Engine()
musallambseiso 4:e84724dcad49 10 {
musallambseiso 13:f3560c403397 11 collisions = 0; // Collisions variable. Maximum value of 5.
musallambseiso 13:f3560c403397 12 wave_counter = 0; // Wave counter variable.
musallambseiso 13:f3560c403397 13 ammo = 3; // Ammo variable. Shows if rockets (first weapon choice) are available. Maximum value of 3.
musallambseiso 13:f3560c403397 14 star = true; // Star variable. Shows if a star (second weapon choice) is available.
musallambseiso 13:f3560c403397 15 pauses = 3; // Pauses variable. Shows how many pauses the player has left.
musallambseiso 4:e84724dcad49 16 }
musallambseiso 4:e84724dcad49 17
musallambseiso 4:e84724dcad49 18 Engine::~Engine()
musallambseiso 4:e84724dcad49 19 {
musallambseiso 11:10c01766f774 20 }
musallambseiso 11:10c01766f774 21
musallambseiso 8:1c0bc1a08153 22
musallambseiso 13:f3560c403397 23 // Initialization method:
musallambseiso 11:10c01766f774 24
musallambseiso 13:f3560c403397 25 void Engine::init(int speed, N5110 &lcd, Gamepad &pad, int _collisions, int _wave_counter, int _ammo, bool _star, int _pauses)
musallambseiso 4:e84724dcad49 26 {
musallambseiso 4:e84724dcad49 27 _speed = speed;
musallambseiso 13:f3560c403397 28 _friendly.init(); // Friendly ship initialization.
musallambseiso 13:f3560c403397 29
musallambseiso 13:f3560c403397 30 // Enemy ships initialization:
musallambseiso 13:f3560c403397 31 _enemy1.init(_speed);
musallambseiso 12:d68c757d829a 32 _enemy2.init(_speed);
musallambseiso 12:d68c757d829a 33 _enemy3.init(_speed);
musallambseiso 12:d68c757d829a 34 _enemy4.init(_speed);
musallambseiso 12:d68c757d829a 35 _enemy5.init(_speed);
musallambseiso 12:d68c757d829a 36 _enemy6.init(_speed);
musallambseiso 13:f3560c403397 37 printf("%s \n", "Friendly and enemy ships initialized.");
musallambseiso 13:f3560c403397 38
musallambseiso 13:f3560c403397 39 // Initializing variable values:
musallambseiso 13:f3560c403397 40 collisions = _collisions;
musallambseiso 13:f3560c403397 41 wave_counter = _wave_counter;
musallambseiso 13:f3560c403397 42 ammo = _ammo;
musallambseiso 13:f3560c403397 43 star = _star;
musallambseiso 13:f3560c403397 44 pauses = _pauses;
musallambseiso 4:e84724dcad49 45 }
musallambseiso 4:e84724dcad49 46
musallambseiso 13:f3560c403397 47
musallambseiso 13:f3560c403397 48 // Method for reading the input from the gamepad analog stick:
musallambseiso 13:f3560c403397 49
musallambseiso 4:e84724dcad49 50 void Engine::read_input(Gamepad &pad)
musallambseiso 4:e84724dcad49 51 {
musallambseiso 4:e84724dcad49 52 _d = pad.get_direction();
musallambseiso 4:e84724dcad49 53 _mag = pad.get_mag();
musallambseiso 4:e84724dcad49 54 }
musallambseiso 4:e84724dcad49 55
musallambseiso 11:10c01766f774 56
musallambseiso 13:f3560c403397 57 // Drawing method:
musallambseiso 9:0efc8d7cdcf7 58
musallambseiso 12:d68c757d829a 59 void Engine::draw_all(N5110 &lcd)
musallambseiso 4:e84724dcad49 60 {
musallambseiso 13:f3560c403397 61 _stats.draw_grid(lcd); // Draws initial grid and border.
musallambseiso 13:f3560c403397 62 _stats.draw_health(lcd); // Draws health counter (initial state).
musallambseiso 13:f3560c403397 63 _stats.check_health_high(lcd, collisions); // Checks and draws health counter (later states, high health).
musallambseiso 13:f3560c403397 64 _stats.check_health_low(lcd, collisions); // Checks and draws health counter (later states, low health).
musallambseiso 13:f3560c403397 65 _stats.check_star(lcd, star); // Checks and draws star.
musallambseiso 13:f3560c403397 66 _stats.check_rocket(lcd, ammo); // Checks and draws rocket.
musallambseiso 13:f3560c403397 67 _stats.draw_wave_counter(lcd, wave_counter); // Draws wave counter.
musallambseiso 13:f3560c403397 68 _friendly.draw(lcd); // Draws friendly ship.
musallambseiso 13:f3560c403397 69
musallambseiso 13:f3560c403397 70 // Draws enemy ships:
musallambseiso 13:f3560c403397 71 _enemy1.draw(lcd);
musallambseiso 12:d68c757d829a 72 _enemy2.draw(lcd);
musallambseiso 12:d68c757d829a 73 _enemy3.draw(lcd);
musallambseiso 12:d68c757d829a 74 _enemy4.draw(lcd);
musallambseiso 12:d68c757d829a 75 _enemy5.draw(lcd);
musallambseiso 13:f3560c403397 76 _enemy6.draw(lcd);
musallambseiso 4:e84724dcad49 77 }
musallambseiso 4:e84724dcad49 78
musallambseiso 13:f3560c403397 79
musallambseiso 13:f3560c403397 80 // Checks for changes in the game:
musallambseiso 11:10c01766f774 81
musallambseiso 12:d68c757d829a 82 void Engine::check_all(N5110 &lcd, Gamepad &pad)
musallambseiso 4:e84724dcad49 83 {
musallambseiso 13:f3560c403397 84 check_enemy_pass_high(pad); // Checks if upper enemy ships passed screen border and generates others.
musallambseiso 13:f3560c403397 85 check_enemy_pass_low(pad); // Checks if lower enemy ships passed screen border and generates others.
musallambseiso 13:f3560c403397 86 check_friendly_death_all(lcd, pad); // Checks for collisions and eventual friendly death.
musallambseiso 13:f3560c403397 87 check_health_replenish(); // Checks if health should be replenished.
musallambseiso 13:f3560c403397 88 check_rocket_replenish(); // Checks if rockets should be replenished.
musallambseiso 13:f3560c403397 89 check_star_replenish(); // Checks if star should be replenished.
musallambseiso 13:f3560c403397 90 check_level_two(lcd, pad); // Checks if level 2 has been reached.
musallambseiso 13:f3560c403397 91 check_level_three(lcd, pad); // Checks if level 3 has been reached.
musallambseiso 13:f3560c403397 92 check_level_four(lcd, pad); // Checks if level 4 has been reached.
musallambseiso 13:f3560c403397 93 check_level_five(lcd, pad); // Checks if level 5 has been reached.
musallambseiso 13:f3560c403397 94 check_pause(lcd, pad); // Checks if the game has been paused/unpaused.
musallambseiso 13:f3560c403397 95 check_mode_toggle(lcd, pad); // Checks if the LCD mode has been toggled.
musallambseiso 6:cae24a40ab34 96 }
musallambseiso 6:cae24a40ab34 97
musallambseiso 11:10c01766f774 98
musallambseiso 11:10c01766f774 99 // Dynamic object position/velocity updater:
musallambseiso 11:10c01766f774 100
musallambseiso 12:d68c757d829a 101 void Engine::update_all(N5110 &lcd, Gamepad &pad)
musallambseiso 4:e84724dcad49 102 {
musallambseiso 13:f3560c403397 103 _friendly.update_basic(_d,_mag); // Updates position of friendly ship based on basic horizontal/vertical movements.
musallambseiso 13:f3560c403397 104 _friendly.update_diagonal(_d,_mag); // Updates position of friendly ship based on diagonal movements.
musallambseiso 13:f3560c403397 105 _friendly.check_pos(); // Prevents the friendly ship from going off-screen.
musallambseiso 13:f3560c403397 106
musallambseiso 13:f3560c403397 107 // Updates enemy position:
musallambseiso 13:f3560c403397 108 _enemy1.update();
musallambseiso 12:d68c757d829a 109 _enemy2.update();
musallambseiso 12:d68c757d829a 110 _enemy3.update();
musallambseiso 12:d68c757d829a 111 _enemy4.update();
musallambseiso 12:d68c757d829a 112 _enemy5.update();
musallambseiso 12:d68c757d829a 113 _enemy6.update();
musallambseiso 7:4c19433600c8 114 }
musallambseiso 7:4c19433600c8 115
musallambseiso 11:10c01766f774 116
musallambseiso 13:f3560c403397 117 // Method to enable shooting rockets:
musallambseiso 11:10c01766f774 118
musallambseiso 12:d68c757d829a 119 void Engine::shoot_rocket(N5110 &lcd, Gamepad &pad)
musallambseiso 7:4c19433600c8 120 {
musallambseiso 13:f3560c403397 121 Vector2D friendly_pos = _friendly.get_pos(); // Obtains friendly ship's position.
musallambseiso 13:f3560c403397 122 int _x = friendly_pos.x+6; // Sets the variables as the nose of the friendly ship.
musallambseiso 12:d68c757d829a 123 int _y = friendly_pos.y+3;
musallambseiso 13:f3560c403397 124 _rocket.init(_x, _y); // Initializes the rocket at those variables.
musallambseiso 4:e84724dcad49 125
musallambseiso 13:f3560c403397 126 if ((pad.check_event(Gamepad::B_PRESSED) == true) &&
musallambseiso 11:10c01766f774 127 (ammo > 0))
musallambseiso 11:10c01766f774 128 {
musallambseiso 13:f3560c403397 129 _rocket.draw(lcd); // Draws the rocket beam.
musallambseiso 13:f3560c403397 130 check_enemy_death_high(pad); // Checks for upper enemy ship death.
musallambseiso 13:f3560c403397 131 check_enemy_death_low(pad); // Checks for lower enemy ship death.
musallambseiso 13:f3560c403397 132 pad.tone(1500.0,0.1); // Outputs a tone.
musallambseiso 13:f3560c403397 133 ammo = ammo - 1; // Removes a rocket from the inventory.
musallambseiso 13:f3560c403397 134 printf("A rocket has been shot. Remaining ammo: %d \n", ammo);
musallambseiso 12:d68c757d829a 135 }
musallambseiso 12:d68c757d829a 136 }
musallambseiso 12:d68c757d829a 137
musallambseiso 12:d68c757d829a 138
musallambseiso 13:f3560c403397 139 // Method to enable shooting rockets:
musallambseiso 13:f3560c403397 140
musallambseiso 12:d68c757d829a 141 void Engine::shoot_star(N5110 &lcd, Gamepad &pad)
musallambseiso 12:d68c757d829a 142 {
musallambseiso 12:d68c757d829a 143 if ((pad.check_event(Gamepad::A_PRESSED) == true) &&
musallambseiso 12:d68c757d829a 144 (star == true))
musallambseiso 12:d68c757d829a 145 {
musallambseiso 13:f3560c403397 146 // Reinitializes all enemies when a star is shot:
musallambseiso 12:d68c757d829a 147 _enemy1.init(_speed);
musallambseiso 12:d68c757d829a 148 _enemy2.init(_speed);
musallambseiso 12:d68c757d829a 149 _enemy3.init(_speed);
musallambseiso 12:d68c757d829a 150 _enemy4.init(_speed);
musallambseiso 12:d68c757d829a 151 _enemy5.init(_speed);
musallambseiso 12:d68c757d829a 152 _enemy6.init(_speed);
musallambseiso 13:f3560c403397 153
musallambseiso 13:f3560c403397 154 wave_counter = wave_counter + 1; // Sends the player to the next wave.
musallambseiso 13:f3560c403397 155 pad.tone(2000.0,0.5);
musallambseiso 13:f3560c403397 156 star = false; // Removes the star from the inventory.
musallambseiso 13:f3560c403397 157 printf("%s \n", "A star has been shot.");
musallambseiso 11:10c01766f774 158 }
musallambseiso 10:b2dd5f484f98 159 }
musallambseiso 4:e84724dcad49 160
musallambseiso 11:10c01766f774 161
musallambseiso 13:f3560c403397 162 // Checks if upper enemy ships passed off screen and re-initializes ones that have:
musallambseiso 11:10c01766f774 163
musallambseiso 13:f3560c403397 164 void Engine::check_enemy_pass_high(Gamepad &pad)
musallambseiso 4:e84724dcad49 165 {
musallambseiso 12:d68c757d829a 166 Vector2D enemy1_pos = _enemy1.get_pos();
musallambseiso 13:f3560c403397 167 Vector2D enemy2_pos = _enemy2.get_pos();
musallambseiso 13:f3560c403397 168 Vector2D enemy3_pos = _enemy3.get_pos();
musallambseiso 4:e84724dcad49 169
musallambseiso 13:f3560c403397 170 if (enemy1_pos.x < 0) { // Checks if the Enemy1 ship's x position is negative (off-screen).
musallambseiso 13:f3560c403397 171 _enemy1.init(_speed); // Reinitializes Enemy1.
musallambseiso 13:f3560c403397 172 wave_counter = wave_counter + 1; // Wave counter is associated to Enemy1.
musallambseiso 13:f3560c403397 173 health_regen_trigger = false; // Sets the regen triggers to false to allow for further regeneration in next waves.
musallambseiso 13:f3560c403397 174 rocket_regen_trigger = false;
musallambseiso 12:d68c757d829a 175 star_regen_trigger = false;
musallambseiso 13:f3560c403397 176 printf("A wave has passed. Current wave: %d \n", wave_counter);
musallambseiso 4:e84724dcad49 177 }
musallambseiso 13:f3560c403397 178 if (enemy2_pos.x < 0) {
musallambseiso 12:d68c757d829a 179 _enemy2.init(_speed);
musallambseiso 4:e84724dcad49 180 }
musallambseiso 13:f3560c403397 181 if (enemy3_pos.x < 0) {
musallambseiso 12:d68c757d829a 182 _enemy3.init(_speed);
musallambseiso 4:e84724dcad49 183 }
musallambseiso 13:f3560c403397 184 }
musallambseiso 13:f3560c403397 185
musallambseiso 13:f3560c403397 186
musallambseiso 13:f3560c403397 187 // Checks if lower enemy ships passed off screen and re-initializes ones that have:
musallambseiso 13:f3560c403397 188
musallambseiso 13:f3560c403397 189 void Engine::check_enemy_pass_low(Gamepad &pad)
musallambseiso 13:f3560c403397 190 {
musallambseiso 12:d68c757d829a 191 Vector2D enemy4_pos = _enemy4.get_pos();
musallambseiso 13:f3560c403397 192 Vector2D enemy5_pos = _enemy5.get_pos();
musallambseiso 13:f3560c403397 193 Vector2D enemy6_pos = _enemy6.get_pos();
musallambseiso 4:e84724dcad49 194
musallambseiso 13:f3560c403397 195 if (enemy4_pos.x < 0) {
musallambseiso 12:d68c757d829a 196 _enemy4.init(_speed);
musallambseiso 4:e84724dcad49 197 }
musallambseiso 4:e84724dcad49 198
musallambseiso 13:f3560c403397 199 if (enemy5_pos.x < 0) {
musallambseiso 12:d68c757d829a 200 _enemy5.init(_speed);
musallambseiso 4:e84724dcad49 201 }
musallambseiso 7:4c19433600c8 202
musallambseiso 13:f3560c403397 203 if (enemy6_pos.x < 0) {
musallambseiso 12:d68c757d829a 204 _enemy6.init(_speed);
musallambseiso 7:4c19433600c8 205 }
musallambseiso 4:e84724dcad49 206 }
musallambseiso 4:e84724dcad49 207
musallambseiso 11:10c01766f774 208
musallambseiso 13:f3560c403397 209 // Checks if upper enemy ships have been destroyed:
musallambseiso 11:10c01766f774 210
musallambseiso 13:f3560c403397 211 void Engine::check_enemy_death_high(Gamepad &pad)
musallambseiso 4:e84724dcad49 212 {
musallambseiso 4:e84724dcad49 213 Vector2D friendly_pos = _friendly.get_pos();
musallambseiso 5:88886c1bd2c1 214
musallambseiso 13:f3560c403397 215 if (friendly_pos.y < 5) { // Checks if the friendly ship is opposite the Enemy1 ship.
musallambseiso 13:f3560c403397 216 _enemy1.init(_speed); // Reinitializes the Enemy1 ship.
musallambseiso 13:f3560c403397 217 printf("%s \n", "Enemy1 has been destroyed by a rocket and reinitialized.");
musallambseiso 11:10c01766f774 218 }
musallambseiso 11:10c01766f774 219 else if ((friendly_pos.y < 11) &&
musallambseiso 13:f3560c403397 220 (friendly_pos.y > 4)) {
musallambseiso 12:d68c757d829a 221 _enemy2.init(_speed);
musallambseiso 13:f3560c403397 222 printf("%s \n", "Enemy2 has been destroyed by a rocket and reinitialized.");
musallambseiso 11:10c01766f774 223 }
musallambseiso 11:10c01766f774 224 else if ((friendly_pos.y < 17) &&
musallambseiso 13:f3560c403397 225 (friendly_pos.y > 10)) {
musallambseiso 12:d68c757d829a 226 _enemy3.init(_speed);
musallambseiso 13:f3560c403397 227 printf("%s \n", "Enemy3 has been destroyed by a rocket and reinitialized.");
musallambseiso 13:f3560c403397 228 }
musallambseiso 13:f3560c403397 229 }
musallambseiso 13:f3560c403397 230
musallambseiso 13:f3560c403397 231
musallambseiso 13:f3560c403397 232 // Checks if lower enemy ships have been destroyed:
musallambseiso 13:f3560c403397 233
musallambseiso 13:f3560c403397 234 void Engine::check_enemy_death_low(Gamepad &pad)
musallambseiso 13:f3560c403397 235 {
musallambseiso 13:f3560c403397 236 Vector2D friendly_pos = _friendly.get_pos();
musallambseiso 13:f3560c403397 237
musallambseiso 13:f3560c403397 238 if ((friendly_pos.y < 25) &&
musallambseiso 13:f3560c403397 239 (friendly_pos.y > 16)) {
musallambseiso 12:d68c757d829a 240 _enemy4.init(_speed);
musallambseiso 13:f3560c403397 241 printf("%s \n", "Enemy4 has been destroyed by a rocket and reinitialized.");
musallambseiso 11:10c01766f774 242 }
musallambseiso 11:10c01766f774 243 else if ((friendly_pos.y < 31) &&
musallambseiso 13:f3560c403397 244 (friendly_pos.y > 24)) {
musallambseiso 12:d68c757d829a 245 _enemy5.init(_speed);
musallambseiso 13:f3560c403397 246 printf("%s \n", "Enemy5 has been destroyed by a rocket and reinitialized.");
musallambseiso 11:10c01766f774 247 }
musallambseiso 13:f3560c403397 248 else if (friendly_pos.y > 30) {
musallambseiso 12:d68c757d829a 249 _enemy6.init(_speed);
musallambseiso 13:f3560c403397 250 printf("%s \n", "Enemy6 has been destroyed by a rocket and reinitialized.");
musallambseiso 11:10c01766f774 251 }
musallambseiso 11:10c01766f774 252 }
musallambseiso 11:10c01766f774 253
musallambseiso 11:10c01766f774 254
musallambseiso 13:f3560c403397 255 // Checks for collisions between friendly and an enemy ship:
musallambseiso 11:10c01766f774 256
musallambseiso 12:d68c757d829a 257 void Engine::check_friendly_death(Gamepad &pad, Vector2D enemy_pos)
musallambseiso 11:10c01766f774 258 {
musallambseiso 11:10c01766f774 259 Vector2D friendly_pos = _friendly.get_pos();
musallambseiso 11:10c01766f774 260
musallambseiso 13:f3560c403397 261 if ((friendly_pos.y >= enemy_pos.y-5) && // Checks if x and y coordinates of friendly and enemy ships
musallambseiso 13:f3560c403397 262 (friendly_pos.y <= enemy_pos.y+5) && // match, including the friendly and enemy size.
musallambseiso 12:d68c757d829a 263 (friendly_pos.x+6 >= enemy_pos.x) &&
musallambseiso 12:d68c757d829a 264 (friendly_pos.x+6 <= enemy_pos.x+5))
musallambseiso 10:b2dd5f484f98 265 {
musallambseiso 5:88886c1bd2c1 266 pad.tone(800.0,0.1);
musallambseiso 13:f3560c403397 267 collisions = collisions + 1; // Registers a collision.
musallambseiso 5:88886c1bd2c1 268 }
musallambseiso 5:88886c1bd2c1 269 }
musallambseiso 5:88886c1bd2c1 270
musallambseiso 11:10c01766f774 271
musallambseiso 11:10c01766f774 272 // Checks for collisions between friendly and each enemy ship:
musallambseiso 11:10c01766f774 273
musallambseiso 13:f3560c403397 274 void Engine::check_friendly_death_all(N5110 &lcd, Gamepad &pad)
musallambseiso 5:88886c1bd2c1 275 {
musallambseiso 12:d68c757d829a 276 Vector2D enemy1_pos = _enemy1.get_pos();
musallambseiso 12:d68c757d829a 277 Vector2D enemy2_pos = _enemy2.get_pos();
musallambseiso 12:d68c757d829a 278 Vector2D enemy3_pos = _enemy3.get_pos();
musallambseiso 12:d68c757d829a 279 Vector2D enemy4_pos = _enemy4.get_pos();
musallambseiso 12:d68c757d829a 280 Vector2D enemy5_pos = _enemy5.get_pos();
musallambseiso 12:d68c757d829a 281 Vector2D enemy6_pos = _enemy6.get_pos();
musallambseiso 5:88886c1bd2c1 282
musallambseiso 13:f3560c403397 283 // Executes the "check_friendly_death" method for each enemy ship:
musallambseiso 12:d68c757d829a 284 check_friendly_death(pad, enemy1_pos);
musallambseiso 12:d68c757d829a 285 check_friendly_death(pad, enemy2_pos);
musallambseiso 12:d68c757d829a 286 check_friendly_death(pad, enemy3_pos);
musallambseiso 12:d68c757d829a 287 check_friendly_death(pad, enemy4_pos);
musallambseiso 12:d68c757d829a 288 check_friendly_death(pad, enemy5_pos);
musallambseiso 12:d68c757d829a 289 check_friendly_death(pad, enemy6_pos);
musallambseiso 13:f3560c403397 290
musallambseiso 13:f3560c403397 291 check_gameover(lcd, pad); // Game over sequence, runs if health subzero.
musallambseiso 5:88886c1bd2c1 292 }
musallambseiso 5:88886c1bd2c1 293
musallambseiso 12:d68c757d829a 294
musallambseiso 13:f3560c403397 295 // Checks if it is time for health to be replenished:
musallambseiso 13:f3560c403397 296
musallambseiso 13:f3560c403397 297 void Engine::check_health_replenish()
musallambseiso 12:d68c757d829a 298 {
musallambseiso 13:f3560c403397 299 if (!(collisions == 0) && // Checks if player isnt already at full health.
musallambseiso 14:94011e4a0624 300 (health_regen_trigger == false)) { // Checks if health hasn't already been replenished this wave. (to prevent spamming)
musallambseiso 13:f3560c403397 301 if ((wave_counter == 20) || // Checks if the game is at a certain wave:
musallambseiso 13:f3560c403397 302 (wave_counter == 40) ||
musallambseiso 13:f3560c403397 303 (wave_counter == 60) ||
musallambseiso 13:f3560c403397 304 (wave_counter == 80) ||
musallambseiso 13:f3560c403397 305 (wave_counter == 100) ||
musallambseiso 13:f3560c403397 306 (wave_counter == 120) ||
musallambseiso 13:f3560c403397 307 (wave_counter == 140) ||
musallambseiso 13:f3560c403397 308 (wave_counter == 160) ||
musallambseiso 13:f3560c403397 309 (wave_counter == 180) ||
musallambseiso 13:f3560c403397 310 (wave_counter == 200)) {
musallambseiso 13:f3560c403397 311 collisions = collisions - 1; // Adds health to the health bar.
musallambseiso 13:f3560c403397 312 health_regen_trigger = true; // Sets the trigger to show health has already been replenished this wave.
musallambseiso 13:f3560c403397 313 printf("%s \n", "Health has been regenerated.");
musallambseiso 13:f3560c403397 314 }
musallambseiso 13:f3560c403397 315 }
musallambseiso 13:f3560c403397 316 }
musallambseiso 13:f3560c403397 317
musallambseiso 13:f3560c403397 318
musallambseiso 13:f3560c403397 319 // Checks if it is time for a rocket to be replenished:
musallambseiso 13:f3560c403397 320
musallambseiso 13:f3560c403397 321 void Engine::check_rocket_replenish()
musallambseiso 13:f3560c403397 322 {
musallambseiso 13:f3560c403397 323 if ((ammo < 3) && // Checks if player doesn't already have 3 rockets.
musallambseiso 13:f3560c403397 324 (rocket_regen_trigger == false)) { // Checks if a rocket hasn't already been replenished this wave. (to prevent spamming)
musallambseiso 13:f3560c403397 325 if ((wave_counter == 5) || // Checks if the game is at a certain wave:
musallambseiso 12:d68c757d829a 326 (wave_counter == 10) ||
musallambseiso 12:d68c757d829a 327 (wave_counter == 15) ||
musallambseiso 12:d68c757d829a 328 (wave_counter == 20) ||
musallambseiso 12:d68c757d829a 329 (wave_counter == 25) ||
musallambseiso 12:d68c757d829a 330 (wave_counter == 30) ||
musallambseiso 12:d68c757d829a 331 (wave_counter == 50) ||
musallambseiso 12:d68c757d829a 332 (wave_counter == 75) ||
musallambseiso 12:d68c757d829a 333 (wave_counter == 100) ||
musallambseiso 12:d68c757d829a 334 (wave_counter == 150) ||
musallambseiso 13:f3560c403397 335 (wave_counter == 200)) {
musallambseiso 13:f3560c403397 336 ammo = ammo + 1; // Adds a rocket to the inventory.
musallambseiso 13:f3560c403397 337 rocket_regen_trigger = true; // Sets the trigger to show a rocket has already been replenished this wave.
musallambseiso 13:f3560c403397 338 printf("A rocket has been regenerated. Current number of rockets: %d \n", ammo);
musallambseiso 12:d68c757d829a 339 }
musallambseiso 12:d68c757d829a 340 }
musallambseiso 12:d68c757d829a 341 }
musallambseiso 12:d68c757d829a 342
musallambseiso 13:f3560c403397 343
musallambseiso 13:f3560c403397 344 // Checks if it is time for the star to be replenished:
musallambseiso 13:f3560c403397 345
musallambseiso 13:f3560c403397 346 void Engine::check_star_replenish()
musallambseiso 12:d68c757d829a 347 {
musallambseiso 13:f3560c403397 348 if ((star == false) && // Checks if player doesn't already have a star.
musallambseiso 13:f3560c403397 349 (star_regen_trigger == false)) // Checks if a star hasn't already been replenished this wave. (to prevent spamming)
musallambseiso 12:d68c757d829a 350 {
musallambseiso 13:f3560c403397 351 if ((wave_counter == 5) || // Checks if the game is at a certain wave:
musallambseiso 12:d68c757d829a 352 (wave_counter == 25) ||
musallambseiso 12:d68c757d829a 353 (wave_counter == 50) ||
musallambseiso 12:d68c757d829a 354 (wave_counter == 100) ||
musallambseiso 12:d68c757d829a 355 (wave_counter == 150) ||
musallambseiso 12:d68c757d829a 356 (wave_counter == 200))
musallambseiso 12:d68c757d829a 357 {
musallambseiso 13:f3560c403397 358 star = true; // Adds the star to the inventory.
musallambseiso 13:f3560c403397 359 star_regen_trigger = true; // Sets the trigger to show the star has already been replenished this wave.
musallambseiso 13:f3560c403397 360 printf("%s \n", "A star has been regenerated.");
musallambseiso 12:d68c757d829a 361 }
musallambseiso 12:d68c757d829a 362 }
musallambseiso 12:d68c757d829a 363 }
musallambseiso 12:d68c757d829a 364
musallambseiso 12:d68c757d829a 365
musallambseiso 11:10c01766f774 366 // Level two sequence, occurs if wave 5 is reached:
musallambseiso 11:10c01766f774 367
musallambseiso 12:d68c757d829a 368 void Engine::check_level_two(N5110 &lcd, Gamepad &pad)
musallambseiso 5:88886c1bd2c1 369 {
musallambseiso 11:10c01766f774 370 if (wave_counter == 5)
musallambseiso 10:b2dd5f484f98 371 {
musallambseiso 11:10c01766f774 372 lcd.drawRect(0,0,84,48,FILL_WHITE);
musallambseiso 12:d68c757d829a 373 lcd.printString(" Nice! Level 2",0,1);
musallambseiso 11:10c01766f774 374 lcd.printString(" Press Back! ",0,4);
musallambseiso 11:10c01766f774 375 lcd.refresh();
musallambseiso 11:10c01766f774 376 wait(1);
musallambseiso 11:10c01766f774 377
musallambseiso 13:f3560c403397 378 while (pad.check_event(Gamepad::BACK_PRESSED) == false) { // Waits until the back button is pressed.
musallambseiso 11:10c01766f774 379 wait(0.1);
musallambseiso 11:10c01766f774 380 }
musallambseiso 11:10c01766f774 381
musallambseiso 13:f3560c403397 382 init(LEVEL_TWO, lcd, pad, collisions, wave_counter, ammo, star, pauses); // Initializes the ships at an elevated speed.
musallambseiso 13:f3560c403397 383 wave_counter = 6; // Increments the wave counter.
musallambseiso 13:f3560c403397 384 printf("%s \n", "Level two has been reached.");
musallambseiso 4:e84724dcad49 385 }
musallambseiso 5:88886c1bd2c1 386 }
musallambseiso 5:88886c1bd2c1 387
musallambseiso 11:10c01766f774 388
musallambseiso 11:10c01766f774 389 // Level three sequence, occurs if wave 25 is reached:
musallambseiso 11:10c01766f774 390
musallambseiso 12:d68c757d829a 391 void Engine::check_level_three(N5110 &lcd, Gamepad &pad)
musallambseiso 5:88886c1bd2c1 392 {
musallambseiso 11:10c01766f774 393 if (wave_counter == 25)
musallambseiso 10:b2dd5f484f98 394 {
musallambseiso 11:10c01766f774 395 lcd.drawRect(0,0,84,48,FILL_WHITE);
musallambseiso 12:d68c757d829a 396 lcd.printString(" Nice! Level 3",0,1);
musallambseiso 11:10c01766f774 397 lcd.printString(" Press Back! ",0,4);
musallambseiso 11:10c01766f774 398 lcd.refresh();
musallambseiso 11:10c01766f774 399 wait(1);
musallambseiso 11:10c01766f774 400
musallambseiso 11:10c01766f774 401 while (pad.check_event(Gamepad::BACK_PRESSED) == false) {
musallambseiso 11:10c01766f774 402 wait(0.1);
musallambseiso 11:10c01766f774 403 }
musallambseiso 11:10c01766f774 404
musallambseiso 13:f3560c403397 405 init(LEVEL_THREE, lcd, pad, collisions, wave_counter, ammo, star, pauses);
musallambseiso 11:10c01766f774 406 wave_counter = 26;
musallambseiso 13:f3560c403397 407 printf("%s \n", "Level three has been reached.");
musallambseiso 5:88886c1bd2c1 408 }
musallambseiso 5:88886c1bd2c1 409 }
musallambseiso 5:88886c1bd2c1 410
musallambseiso 11:10c01766f774 411
musallambseiso 11:10c01766f774 412 // Level three sequence, occurs if wave 50 is reached:
musallambseiso 11:10c01766f774 413
musallambseiso 12:d68c757d829a 414 void Engine::check_level_four(N5110 &lcd, Gamepad &pad)
musallambseiso 5:88886c1bd2c1 415 {
musallambseiso 11:10c01766f774 416 if (wave_counter == 50)
musallambseiso 10:b2dd5f484f98 417 {
musallambseiso 11:10c01766f774 418 lcd.drawRect(0,0,84,48,FILL_WHITE);
musallambseiso 12:d68c757d829a 419 lcd.printString(" Nice! Level 4",0,1);
musallambseiso 11:10c01766f774 420 lcd.printString(" Press Back! ",0,4);
musallambseiso 11:10c01766f774 421 lcd.refresh();
musallambseiso 11:10c01766f774 422 wait(1);
musallambseiso 11:10c01766f774 423
musallambseiso 11:10c01766f774 424 while (pad.check_event(Gamepad::BACK_PRESSED) == false) {
musallambseiso 11:10c01766f774 425 wait(0.1);
musallambseiso 11:10c01766f774 426 }
musallambseiso 11:10c01766f774 427
musallambseiso 13:f3560c403397 428 init(LEVEL_FOUR, lcd, pad, collisions, wave_counter, ammo, star, pauses);
musallambseiso 11:10c01766f774 429 wave_counter = 51;
musallambseiso 13:f3560c403397 430 printf("%s \n", "Level four has been reached.");
musallambseiso 5:88886c1bd2c1 431 }
musallambseiso 5:88886c1bd2c1 432 }
musallambseiso 5:88886c1bd2c1 433
musallambseiso 11:10c01766f774 434
musallambseiso 11:10c01766f774 435 // Level five sequence, occurs if wave 100 is reached:
musallambseiso 11:10c01766f774 436
musallambseiso 12:d68c757d829a 437 void Engine::check_level_five(N5110 &lcd, Gamepad &pad)
musallambseiso 7:4c19433600c8 438 {
musallambseiso 11:10c01766f774 439 if (wave_counter == 100)
musallambseiso 10:b2dd5f484f98 440 {
musallambseiso 11:10c01766f774 441 lcd.drawRect(0,0,84,48,FILL_WHITE);
musallambseiso 12:d68c757d829a 442 lcd.printString(" 5. Good Luck!",0,1);
musallambseiso 11:10c01766f774 443 lcd.printString(" Press Back! ",0,4);
musallambseiso 11:10c01766f774 444 lcd.refresh();
musallambseiso 11:10c01766f774 445 wait(1);
musallambseiso 11:10c01766f774 446
musallambseiso 11:10c01766f774 447 while (pad.check_event(Gamepad::BACK_PRESSED) == false) {
musallambseiso 11:10c01766f774 448 wait(0.1);
musallambseiso 11:10c01766f774 449 }
musallambseiso 11:10c01766f774 450
musallambseiso 13:f3560c403397 451 init(LEVEL_FIVE, lcd, pad, collisions, wave_counter, ammo, star, pauses);
musallambseiso 11:10c01766f774 452 wave_counter = 101;
musallambseiso 13:f3560c403397 453 printf("%s \n", "Level five has been reached.");
musallambseiso 7:4c19433600c8 454 }
musallambseiso 7:4c19433600c8 455 }
musallambseiso 8:1c0bc1a08153 456
musallambseiso 11:10c01766f774 457
musallambseiso 12:d68c757d829a 458 // Pause sequence, checks if the game has been paused/unpaused
musallambseiso 12:d68c757d829a 459
musallambseiso 12:d68c757d829a 460 void Engine::check_pause(N5110 &lcd, Gamepad &pad)
musallambseiso 12:d68c757d829a 461 {
musallambseiso 13:f3560c403397 462 if ((pad.check_event(Gamepad::START_PRESSED) == true) && // Checks if the start button has been pressed.
musallambseiso 13:f3560c403397 463 (pauses > 0)) // Checks if the player has remaining pauses.
musallambseiso 13:f3560c403397 464 {
musallambseiso 13:f3560c403397 465 printf("%s \n", "The game has been paused.");
musallambseiso 13:f3560c403397 466 while (pad.check_event(Gamepad::START_PRESSED) == false) {
musallambseiso 13:f3560c403397 467 // Flashes LEDs, switches between inverse and normal LCD modes, and waits until start button is pressed (unpause):
musallambseiso 13:f3560c403397 468 pad.leds_on();
musallambseiso 12:d68c757d829a 469 lcd.inverseMode();
musallambseiso 12:d68c757d829a 470 wait(0.5);
musallambseiso 12:d68c757d829a 471 pad.leds_off();
musallambseiso 12:d68c757d829a 472 lcd.normalMode();
musallambseiso 12:d68c757d829a 473 wait(0.5);
musallambseiso 12:d68c757d829a 474 }
musallambseiso 13:f3560c403397 475 pauses = pauses - 1; // Takes a pause from the player.
musallambseiso 13:f3560c403397 476 printf("%s \n", "The game has been unpaused.");
musallambseiso 12:d68c757d829a 477 }
musallambseiso 12:d68c757d829a 478 }
musallambseiso 12:d68c757d829a 479
musallambseiso 12:d68c757d829a 480
musallambseiso 13:f3560c403397 481 // Checks if the LCD's display mode has been toggled:
musallambseiso 13:f3560c403397 482
musallambseiso 12:d68c757d829a 483 void Engine::check_mode_toggle(N5110 &lcd, Gamepad &pad)
musallambseiso 12:d68c757d829a 484 {
musallambseiso 13:f3560c403397 485 if (pad.check_event(Gamepad::R_PRESSED) == true) { // Checks if right button is pressed.
musallambseiso 13:f3560c403397 486 lcd.normalMode(); // Sets the LCD to normal mode.
musallambseiso 12:d68c757d829a 487 pad.tone(1000.0,0.2);
musallambseiso 13:f3560c403397 488 printf("%s \n", "Normal LCD mode has been toggled on.");
musallambseiso 12:d68c757d829a 489 }
musallambseiso 12:d68c757d829a 490
musallambseiso 13:f3560c403397 491 if (pad.check_event(Gamepad::L_PRESSED) == true) { // Checks if left button is pressed.
musallambseiso 13:f3560c403397 492 lcd.inverseMode(); // Sets the LCD to inverse mode.
musallambseiso 12:d68c757d829a 493 pad.tone(1000.0,0.2);
musallambseiso 13:f3560c403397 494 printf("%s \n", "Inverse LCD mode has been toggled on.");
musallambseiso 12:d68c757d829a 495 }
musallambseiso 12:d68c757d829a 496 }
musallambseiso 12:d68c757d829a 497
musallambseiso 12:d68c757d829a 498
musallambseiso 11:10c01766f774 499 // Game over sequence, ends game if health is below zero:
musallambseiso 8:1c0bc1a08153 500
musallambseiso 12:d68c757d829a 501 void Engine::check_gameover(N5110 &lcd, Gamepad &pad)
musallambseiso 8:1c0bc1a08153 502 {
musallambseiso 13:f3560c403397 503 if (collisions >= 6) { // Checks if collisions are above 6 (health zero).
musallambseiso 13:f3560c403397 504 lcd.drawRect(0,0,84,48,FILL_WHITE); // Draws a dialog box.
musallambseiso 12:d68c757d829a 505 char buffer[14];
musallambseiso 12:d68c757d829a 506 int length = sprintf(buffer," Score: %2d",wave_counter);
musallambseiso 13:f3560c403397 507 lcd.printString(buffer,0,2); // Displays how many waves the player survived.
musallambseiso 11:10c01766f774 508 lcd.printString(" You Lose! ",0,1);
musallambseiso 11:10c01766f774 509 lcd.printString(" Press Back! ",0,4);
musallambseiso 8:1c0bc1a08153 510 lcd.refresh();
musallambseiso 13:f3560c403397 511
musallambseiso 13:f3560c403397 512 printf("%s \n", "The player has lost.");
musallambseiso 13:f3560c403397 513
musallambseiso 13:f3560c403397 514 while (pad.check_event(Gamepad::BACK_PRESSED) == false) { // Waits until the back button is pressed.
musallambseiso 8:1c0bc1a08153 515 wait(0.1);
musallambseiso 8:1c0bc1a08153 516 }
musallambseiso 13:f3560c403397 517
musallambseiso 13:f3560c403397 518 printf("%s \n", "The player has restarted the game.");
musallambseiso 13:f3560c403397 519 init(LEVEL_ONE, lcd, pad, 0, 0, 3, true, 3); // Reinitializes the game at the lowest speed. Reinitializes variables.
musallambseiso 8:1c0bc1a08153 520 }
musallambseiso 10:b2dd5f484f98 521 }