| 1 | /* |
| 2 | * Elite - The New Kind. |
| 3 | * |
| 4 | * Reverse engineered from the BBC disk version of Elite. |
| 5 | * Additional material by C.J.Pinder. |
| 6 | * |
| 7 | * The original Elite code is (C) I.Bell & D.Braben 1984. |
| 8 | * This version re-engineered in C by C.J.Pinder 1999-2001. |
| 9 | * |
| 10 | * email: <christian@newkind.co.uk> |
| 11 | * |
| 12 | * |
| 13 | */ |
| 14 | |
| 15 | /* |
| 16 | * alg_main.c |
| 17 | * |
| 18 | * Allegro version of the main game handler. |
| 19 | */ |
| 20 | |
| 21 | |
| 22 | #include <stdio.h> |
| 23 | #include <string.h> |
| 24 | #include <math.h> |
| 25 | #include <ctype.h> |
| 26 | #include <time.h> |
| 27 | #include <stdlib.h> |
| 28 | |
| 29 | #include "allegro.h" |
| 30 | |
| 31 | #include "config.h" |
| 32 | #include "gfx.h" |
| 33 | #include "main.h" |
| 34 | #include "vector.h" |
| 35 | #include "alg_data.h" |
| 36 | #include "elite.h" |
| 37 | #include "docked.h" |
| 38 | #include "intro.h" |
| 39 | #include "shipdata.h" |
| 40 | #include "shipface.h" |
| 41 | #include "space.h" |
| 42 | #include "sound.h" |
| 43 | #include "threed.h" |
| 44 | #include "swat.h" |
| 45 | #include "random.h" |
| 46 | #include "options.h" |
| 47 | #include "stars.h" |
| 48 | #include "missions.h" |
| 49 | #include "pilot.h" |
| 50 | #include "file.h" |
| 51 | #include "keyboard.h" |
| 52 | |
| 53 | |
| 54 | |
| 55 | int old_cross_x, old_cross_y; |
| 56 | int cross_timer; |
| 57 | |
| 58 | int draw_lasers; |
| 59 | int mcount; |
| 60 | int message_count; |
| 61 | char message_string[80]; |
| 62 | int rolling; |
| 63 | int climbing; |
| 64 | int game_paused; |
| 65 | int have_joystick; |
| 66 | |
| 67 | int find_input; |
| 68 | char find_name[20]; |
| 69 | |
| 70 | |
| 71 | |
| 72 | /* |
| 73 | * Initialise the game parameters. |
| 74 | */ |
| 75 | |
| 76 | void initialise_game(void) |
| 77 | { |
| 78 | set_rand_seed (time(NULL)); |
| 79 | current_screen = SCR_INTRO_ONE; |
| 80 | |
| 81 | restore_saved_commander(); |
| 82 | |
| 83 | flight_speed = 1; |
| 84 | flight_roll = 0; |
| 85 | flight_climb = 0; |
| 86 | docked = 1; |
| 87 | front_shield = 255; |
| 88 | aft_shield = 255; |
| 89 | energy = 255; |
| 90 | draw_lasers = 0; |
| 91 | mcount = 0; |
| 92 | hyper_ready = 0; |
| 93 | detonate_bomb = 0; |
| 94 | find_input = 0; |
| 95 | witchspace = 0; |
| 96 | game_paused = 0; |
| 97 | auto_pilot = 0; |
| 98 | |
| 99 | create_new_stars(); |
| 100 | clear_universe(); |
| 101 | |
| 102 | cross_x = -1; |
| 103 | cross_y = -1; |
| 104 | cross_timer = 0; |
| 105 | |
| 106 | |
| 107 | myship.max_speed = 40; /* 0.27 Light Mach */ |
| 108 | myship.max_roll = 31; |
| 109 | myship.max_climb = 8; /* CF 8 */ |
| 110 | myship.max_fuel = 70; /* 7.0 Light Years */ |
| 111 | } |
| 112 | |
| 113 | |
| 114 | void finish_game (void) |
| 115 | { |
| 116 | finish = 1; |
| 117 | game_over = 1; |
| 118 | } |
| 119 | |
| 120 | |
| 121 | |
| 122 | |
| 123 | |
| 124 | |
| 125 | |
| 126 | /* |
| 127 | * Move the planet chart cross hairs to specified position. |
| 128 | */ |
| 129 | |
| 130 | |
| 131 | void move_cross (int dx, int dy) |
| 132 | { |
| 133 | cross_timer = 5; |
| 134 | |
| 135 | if (current_screen == SCR_SHORT_RANGE) |
| 136 | { |
| 137 | cross_x += (dx * 4); |
| 138 | cross_y += (dy * 4); |
| 139 | return; |
| 140 | } |
| 141 | |
| 142 | if (current_screen == SCR_GALACTIC_CHART) |
| 143 | { |
| 144 | cross_x += (dx * 2); |
| 145 | cross_y += (dy * 2); |
| 146 | |
| 147 | if (cross_x < 1) |
| 148 | cross_x = 1; |
| 149 | |
| 150 | if (cross_x > 510) |
| 151 | cross_x = 510; |
| 152 | |
| 153 | if (cross_y < 37) |
| 154 | cross_y = 37; |
| 155 | |
| 156 | if (cross_y > 293) |
| 157 | cross_y = 293; |
| 158 | } |
| 159 | } |
| 160 | |
| 161 | |
| 162 | /* |
| 163 | * Draw the cross hairs at the specified position. |
| 164 | */ |
| 165 | |
| 166 | void draw_cross (int cx, int cy) |
| 167 | { |
| 168 | if (current_screen == SCR_SHORT_RANGE) |
| 169 | { |
| 170 | gfx_set_clip_region (1, 37, 510, 339); |
| 171 | xor_mode (TRUE); |
| 172 | gfx_draw_colour_line (cx - 16, cy, cx + 16, cy, GFX_COL_RED); |
| 173 | gfx_draw_colour_line (cx, cy - 16, cx, cy + 16, GFX_COL_RED); |
| 174 | xor_mode (FALSE); |
| 175 | gfx_set_clip_region (1, 1, 510, 383); |
| 176 | return; |
| 177 | } |
| 178 | |
| 179 | if (current_screen == SCR_GALACTIC_CHART) |
| 180 | { |
| 181 | gfx_set_clip_region (1, 37, 510, 293); |
| 182 | xor_mode (TRUE); |
| 183 | gfx_draw_colour_line (cx - 8, cy, cx + 8, cy, GFX_COL_RED); |
| 184 | gfx_draw_colour_line (cx, cy - 8, cx, cy + 8, GFX_COL_RED); |
| 185 | xor_mode (FALSE); |
| 186 | gfx_set_clip_region (1, 1, 510, 383); |
| 187 | } |
| 188 | } |
| 189 | |
| 190 | |
| 191 | |
| 192 | void draw_laser_sights(void) |
| 193 | { |
| 194 | int laser = 0; |
| 195 | int x1,y1,x2,y2; |
| 196 | |
| 197 | switch (current_screen) |
| 198 | { |
| 199 | case SCR_FRONT_VIEW: |
| 200 | gfx_display_centre_text (32, "Front View", 120, GFX_COL_WHITE); |
| 201 | laser = cmdr.front_laser; |
| 202 | break; |
| 203 | |
| 204 | case SCR_REAR_VIEW: |
| 205 | gfx_display_centre_text (32, "Rear View", 120, GFX_COL_WHITE); |
| 206 | laser = cmdr.rear_laser; |
| 207 | break; |
| 208 | |
| 209 | case SCR_LEFT_VIEW: |
| 210 | gfx_display_centre_text (32, "Left View", 120, GFX_COL_WHITE); |
| 211 | laser = cmdr.left_laser; |
| 212 | break; |
| 213 | |
| 214 | case SCR_RIGHT_VIEW: |
| 215 | gfx_display_centre_text (32, "Right View", 120, GFX_COL_WHITE); |
| 216 | laser = cmdr.right_laser; |
| 217 | break; |
| 218 | } |
| 219 | |
| 220 | |
| 221 | if (laser) |
| 222 | { |
| 223 | x1 = 128 * GFX_SCALE; |
| 224 | y1 = (96-8) * GFX_SCALE; |
| 225 | y2 = (96-16) * GFX_SCALE; |
| 226 | |
| 227 | gfx_draw_colour_line (x1-1, y1, x1-1, y2, GFX_COL_GREY_1); |
| 228 | gfx_draw_colour_line (x1, y1, x1, y2, GFX_COL_WHITE); |
| 229 | gfx_draw_colour_line (x1+1, y1, x1+1, y2, GFX_COL_GREY_1); |
| 230 | |
| 231 | y1 = (96+8) * GFX_SCALE; |
| 232 | y2 = (96+16) * GFX_SCALE; |
| 233 | |
| 234 | gfx_draw_colour_line (x1-1, y1, x1-1, y2, GFX_COL_GREY_1); |
| 235 | gfx_draw_colour_line (x1, y1, x1, y2, GFX_COL_WHITE); |
| 236 | gfx_draw_colour_line (x1+1, y1, x1+1, y2, GFX_COL_GREY_1); |
| 237 | |
| 238 | x1 = (128-8) * GFX_SCALE; |
| 239 | y1 = 96 * GFX_SCALE; |
| 240 | x2 = (128-16) * GFX_SCALE; |
| 241 | |
| 242 | gfx_draw_colour_line (x1, y1-1, x2, y1-1, GFX_COL_GREY_1); |
| 243 | gfx_draw_colour_line (x1, y1, x2, y1, GFX_COL_WHITE); |
| 244 | gfx_draw_colour_line (x1, y1+1, x2, y1+1, GFX_COL_GREY_1); |
| 245 | |
| 246 | x1 = (128+8) * GFX_SCALE; |
| 247 | x2 = (128+16) * GFX_SCALE; |
| 248 | |
| 249 | gfx_draw_colour_line (x1, y1-1, x2, y1-1, GFX_COL_GREY_1); |
| 250 | gfx_draw_colour_line (x1, y1, x2, y1, GFX_COL_WHITE); |
| 251 | gfx_draw_colour_line (x1, y1+1, x2, y1+1, GFX_COL_GREY_1); |
| 252 | } |
| 253 | } |
| 254 | |
| 255 | |
| 256 | void arrow_right (void) |
| 257 | { |
| 258 | switch (current_screen) |
| 259 | { |
| 260 | case SCR_MARKET_PRICES: |
| 261 | buy_stock(); |
| 262 | break; |
| 263 | |
| 264 | case SCR_SETTINGS: |
| 265 | select_right_setting(); |
| 266 | break; |
| 267 | |
| 268 | case SCR_SHORT_RANGE: |
| 269 | case SCR_GALACTIC_CHART: |
| 270 | move_cross(1, 0); |
| 271 | break; |
| 272 | |
| 273 | case SCR_FRONT_VIEW: |
| 274 | case SCR_REAR_VIEW: |
| 275 | case SCR_RIGHT_VIEW: |
| 276 | case SCR_LEFT_VIEW: |
| 277 | if (flight_roll > 0) |
| 278 | flight_roll = 0; |
| 279 | else |
| 280 | { |
| 281 | decrease_flight_roll(); |
| 282 | decrease_flight_roll(); |
| 283 | rolling = 1; |
| 284 | } |
| 285 | break; |
| 286 | } |
| 287 | } |
| 288 | |
| 289 | |
| 290 | void arrow_left (void) |
| 291 | { |
| 292 | switch (current_screen) |
| 293 | { |
| 294 | case SCR_MARKET_PRICES: |
| 295 | sell_stock(); |
| 296 | break; |
| 297 | |
| 298 | case SCR_SETTINGS: |
| 299 | select_left_setting(); |
| 300 | break; |
| 301 | |
| 302 | case SCR_SHORT_RANGE: |
| 303 | case SCR_GALACTIC_CHART: |
| 304 | move_cross (-1, 0); |
| 305 | break; |
| 306 | |
| 307 | case SCR_FRONT_VIEW: |
| 308 | case SCR_REAR_VIEW: |
| 309 | case SCR_RIGHT_VIEW: |
| 310 | case SCR_LEFT_VIEW: |
| 311 | if (flight_roll < 0) |
| 312 | flight_roll = 0; |
| 313 | else |
| 314 | { |
| 315 | increase_flight_roll(); |
| 316 | increase_flight_roll(); |
| 317 | rolling = 1; |
| 318 | } |
| 319 | break; |
| 320 | } |
| 321 | } |
| 322 | |
| 323 | |
| 324 | void arrow_up (void) |
| 325 | { |
| 326 | switch (current_screen) |
| 327 | { |
| 328 | case SCR_MARKET_PRICES: |
| 329 | select_previous_stock(); |
| 330 | break; |
| 331 | |
| 332 | case SCR_EQUIP_SHIP: |
| 333 | select_previous_equip(); |
| 334 | break; |
| 335 | |
| 336 | case SCR_OPTIONS: |
| 337 | select_previous_option(); |
| 338 | break; |
| 339 | |
| 340 | case SCR_SETTINGS: |
| 341 | select_up_setting(); |
| 342 | break; |
| 343 | |
| 344 | case SCR_SHORT_RANGE: |
| 345 | case SCR_GALACTIC_CHART: |
| 346 | move_cross (0, -1); |
| 347 | break; |
| 348 | |
| 349 | case SCR_FRONT_VIEW: |
| 350 | case SCR_REAR_VIEW: |
| 351 | case SCR_RIGHT_VIEW: |
| 352 | case SCR_LEFT_VIEW: |
| 353 | if (flight_climb > 0) |
| 354 | flight_climb = 0; |
| 355 | else |
| 356 | { |
| 357 | decrease_flight_climb(); |
| 358 | } |
| 359 | climbing = 1; |
| 360 | break; |
| 361 | } |
| 362 | } |
| 363 | |
| 364 | |
| 365 | |
| 366 | void arrow_down (void) |
| 367 | { |
| 368 | switch (current_screen) |
| 369 | { |
| 370 | case SCR_MARKET_PRICES: |
| 371 | select_next_stock(); |
| 372 | break; |
| 373 | |
| 374 | case SCR_EQUIP_SHIP: |
| 375 | select_next_equip(); |
| 376 | break; |
| 377 | |
| 378 | case SCR_OPTIONS: |
| 379 | select_next_option(); |
| 380 | break; |
| 381 | |
| 382 | case SCR_SETTINGS: |
| 383 | select_down_setting(); |
| 384 | break; |
| 385 | |
| 386 | case SCR_SHORT_RANGE: |
| 387 | case SCR_GALACTIC_CHART: |
| 388 | move_cross (0, 1); |
| 389 | break; |
| 390 | |
| 391 | case SCR_FRONT_VIEW: |
| 392 | case SCR_REAR_VIEW: |
| 393 | case SCR_RIGHT_VIEW: |
| 394 | case SCR_LEFT_VIEW: |
| 395 | if (flight_climb < 0) |
| 396 | flight_climb = 0; |
| 397 | else |
| 398 | { |
| 399 | increase_flight_climb(); |
| 400 | } |
| 401 | climbing = 1; |
| 402 | break; |
| 403 | |
| 404 | } |
| 405 | } |
| 406 | |
| 407 | |
| 408 | void return_pressed (void) |
| 409 | { |
| 410 | switch (current_screen) |
| 411 | { |
| 412 | case SCR_EQUIP_SHIP: |
| 413 | buy_equip(); |
| 414 | break; |
| 415 | |
| 416 | case SCR_OPTIONS: |
| 417 | do_option(); |
| 418 | break; |
| 419 | |
| 420 | case SCR_SETTINGS: |
| 421 | toggle_setting(); |
| 422 | break; |
| 423 | } |
| 424 | } |
| 425 | |
| 426 | |
| 427 | void y_pressed (void) |
| 428 | { |
| 429 | switch (current_screen) |
| 430 | { |
| 431 | case SCR_QUIT: |
| 432 | finish_game(); |
| 433 | break; |
| 434 | } |
| 435 | } |
| 436 | |
| 437 | |
| 438 | void n_pressed (void) |
| 439 | { |
| 440 | switch (current_screen) |
| 441 | { |
| 442 | case SCR_QUIT: |
| 443 | if (docked) |
| 444 | display_commander_status(); |
| 445 | else |
| 446 | current_screen = SCR_FRONT_VIEW; |
| 447 | break; |
| 448 | } |
| 449 | } |
| 450 | |
| 451 | |
| 452 | void d_pressed (void) |
| 453 | { |
| 454 | switch (current_screen) |
| 455 | { |
| 456 | case SCR_GALACTIC_CHART: |
| 457 | case SCR_SHORT_RANGE: |
| 458 | show_distance_to_planet(); |
| 459 | break; |
| 460 | |
| 461 | case SCR_FRONT_VIEW: |
| 462 | case SCR_REAR_VIEW: |
| 463 | case SCR_RIGHT_VIEW: |
| 464 | case SCR_LEFT_VIEW: |
| 465 | if (auto_pilot) |
| 466 | disengage_auto_pilot(); |
| 467 | break; |
| 468 | } |
| 469 | } |
| 470 | |
| 471 | |
| 472 | void f_pressed (void) |
| 473 | { |
| 474 | if ((current_screen == SCR_GALACTIC_CHART) || |
| 475 | (current_screen == SCR_SHORT_RANGE)) |
| 476 | { |
| 477 | find_input = 1; |
| 478 | *find_name = '\0'; |
| 479 | gfx_clear_text_area(); |
| 480 | gfx_display_text (16, 340, "Planet Name?"); |
| 481 | } |
| 482 | } |
| 483 | |
| 484 | |
| 485 | void add_find_char (int letter) |
| 486 | { |
| 487 | char str[40]; |
| 488 | |
| 489 | if (strlen (find_name) == 16) |
| 490 | return; |
| 491 | |
| 492 | str[0] = toupper (letter); |
| 493 | str[1] = '\0'; |
| 494 | strcat (find_name, str); |
| 495 | |
| 496 | sprintf (str, "Planet Name? %s", find_name); |
| 497 | gfx_clear_text_area (); |
| 498 | gfx_display_text(16, 340, str); |
| 499 | } |
| 500 | |
| 501 | |
| 502 | void delete_find_char (void) |
| 503 | { |
| 504 | char str[40]; |
| 505 | int len; |
| 506 | |
| 507 | len = strlen (find_name); |
| 508 | if (len == 0) |
| 509 | return; |
| 510 | |
| 511 | find_name[len - 1] = '\0'; |
| 512 | |
| 513 | sprintf (str, "Planet Name? %s", find_name); |
| 514 | gfx_clear_text_area(); |
| 515 | gfx_display_text(16, 340, str); |
| 516 | } |
| 517 | |
| 518 | void o_pressed() |
| 519 | { |
| 520 | switch (current_screen) |
| 521 | { |
| 522 | case SCR_GALACTIC_CHART: |
| 523 | case SCR_SHORT_RANGE: |
| 524 | move_cursor_to_origin(); |
| 525 | break; |
| 526 | } |
| 527 | } |
| 528 | |
| 529 | |
| 530 | void auto_dock (void) |
| 531 | { |
| 532 | struct univ_object ship; |
| 533 | |
| 534 | ship.location.x = 0; |
| 535 | ship.location.y = 0; |
| 536 | ship.location.z = 0; |
| 537 | |
| 538 | set_init_matrix (ship.rotmat); |
| 539 | ship.rotmat[2].z = 1; |
| 540 | ship.rotmat[0].x = -1; |
| 541 | ship.type = -96; |
| 542 | ship.velocity = flight_speed; |
| 543 | ship.acceleration = 0; |
| 544 | ship.bravery = 0; |
| 545 | ship.rotz = 0; |
| 546 | ship.rotx = 0; |
| 547 | |
| 548 | auto_pilot_ship (&ship); |
| 549 | |
| 550 | if (ship.velocity > 22) |
| 551 | flight_speed = 22; |
| 552 | else |
| 553 | flight_speed = ship.velocity; |
| 554 | |
| 555 | if (ship.acceleration > 0) |
| 556 | { |
| 557 | flight_speed++; |
| 558 | if (flight_speed > 22) |
| 559 | flight_speed = 22; |
| 560 | } |
| 561 | |
| 562 | if (ship.acceleration < 0) |
| 563 | { |
| 564 | flight_speed--; |
| 565 | if (flight_speed < 1) |
| 566 | flight_speed = 1; |
| 567 | } |
| 568 | |
| 569 | if (ship.rotx == 0) |
| 570 | flight_climb = 0; |
| 571 | |
| 572 | if (ship.rotx < 0) |
| 573 | { |
| 574 | increase_flight_climb(); |
| 575 | |
| 576 | if (ship.rotx < -1) |
| 577 | increase_flight_climb(); |
| 578 | } |
| 579 | |
| 580 | if (ship.rotx > 0) |
| 581 | { |
| 582 | decrease_flight_climb(); |
| 583 | |
| 584 | if (ship.rotx > 1) |
| 585 | decrease_flight_climb(); |
| 586 | } |
| 587 | |
| 588 | if (ship.rotz == 127) |
| 589 | flight_roll = -14; |
| 590 | else |
| 591 | { |
| 592 | if (ship.rotz == 0) |
| 593 | flight_roll = 0; |
| 594 | |
| 595 | if (ship.rotz > 0) |
| 596 | { |
| 597 | increase_flight_roll(); |
| 598 | |
| 599 | if (ship.rotz > 1) |
| 600 | increase_flight_roll(); |
| 601 | } |
| 602 | |
| 603 | if (ship.rotz < 0) |
| 604 | { |
| 605 | decrease_flight_roll(); |
| 606 | |
| 607 | if (ship.rotz < -1) |
| 608 | decrease_flight_roll(); |
| 609 | } |
| 610 | } |
| 611 | } |
| 612 | |
| 613 | |
| 614 | void run_escape_sequence (void) |
| 615 | { |
| 616 | int i; |
| 617 | int newship; |
| 618 | Matrix rotmat; |
| 619 | |
| 620 | current_screen = SCR_ESCAPE_POD; |
| 621 | |
| 622 | flight_speed = 1; |
| 623 | flight_roll = 0; |
| 624 | flight_climb = 0; |
| 625 | |
| 626 | set_init_matrix (rotmat); |
| 627 | rotmat[2].z = 1.0; |
| 628 | |
| 629 | newship = add_new_ship (SHIP_COBRA3, 0, 0, 200, rotmat, -127, -127); |
| 630 | universe[newship].velocity = 7; |
| 631 | snd_play_sample (SND_LAUNCH); |
| 632 | |
| 633 | for (i = 0; i < 90; i++) |
| 634 | { |
| 635 | if (i == 40) |
| 636 | { |
| 637 | universe[newship].flags |= FLG_DEAD; |
| 638 | snd_play_sample (SND_EXPLODE); |
| 639 | } |
| 640 | |
| 641 | gfx_set_clip_region (1, 1, 510, 383); |
| 642 | gfx_clear_display(); |
| 643 | update_starfield(); |
| 644 | update_universe(); |
| 645 | |
| 646 | universe[newship].location.x = 0; |
| 647 | universe[newship].location.y = 0; |
| 648 | universe[newship].location.z += 2; |
| 649 | |
| 650 | gfx_display_centre_text (358, "Escape pod launched - Ship auto-destuct initiated.", 120, GFX_COL_WHITE); |
| 651 | |
| 652 | update_console(); |
| 653 | gfx_update_screen(); |
| 654 | } |
| 655 | |
| 656 | |
| 657 | while ((ship_count[SHIP_CORIOLIS] == 0) && |
| 658 | (ship_count[SHIP_DODEC] == 0)) |
| 659 | { |
| 660 | auto_dock(); |
| 661 | |
| 662 | if ((abs(flight_roll) < 3) && (abs(flight_climb) < 3)) |
| 663 | { |
| 664 | for (i = 0; i < MAX_UNIV_OBJECTS; i++) |
| 665 | { |
| 666 | if (universe[i].type != 0) |
| 667 | universe[i].location.z -= 1500; |
| 668 | } |
| 669 | |
| 670 | } |
| 671 | |
| 672 | warp_stars = 1; |
| 673 | gfx_set_clip_region (1, 1, 510, 383); |
| 674 | gfx_clear_display(); |
| 675 | update_starfield(); |
| 676 | update_universe(); |
| 677 | update_console(); |
| 678 | gfx_update_screen(); |
| 679 | } |
| 680 | |
| 681 | abandon_ship(); |
| 682 | } |
| 683 | |
| 684 | |
| 685 | void handle_flight_keys (void) |
| 686 | { |
| 687 | int keyasc; |
| 688 | |
| 689 | if (docked && |
| 690 | ((current_screen == SCR_MARKET_PRICES) || |
| 691 | (current_screen == SCR_OPTIONS) || |
| 692 | (current_screen == SCR_SETTINGS) || |
| 693 | (current_screen == SCR_EQUIP_SHIP))) |
| 694 | kbd_read_key(); |
| 695 | |
| 696 | kbd_poll_keyboard(); |
| 697 | |
| 698 | if (have_joystick) |
| 699 | { |
| 700 | poll_joystick(); |
| 701 | |
| 702 | if (joy[0].stick[0].axis[1].d1) |
| 703 | arrow_up(); |
| 704 | |
| 705 | if (joy[0].stick[0].axis[1].d2) |
| 706 | arrow_down(); |
| 707 | |
| 708 | if (joy[0].stick[0].axis[0].d1) |
| 709 | arrow_left(); |
| 710 | |
| 711 | if (joy[0].stick[0].axis[0].d2) |
| 712 | arrow_right(); |
| 713 | |
| 714 | if (joy[0].button[0].b) |
| 715 | kbd_fire_pressed = 1; |
| 716 | |
| 717 | if (joy[0].button[1].b) |
| 718 | kbd_inc_speed_pressed = 1; |
| 719 | |
| 720 | if (joy[0].button[2].b) |
| 721 | kbd_dec_speed_pressed = 1; |
| 722 | } |
| 723 | |
| 724 | |
| 725 | if (game_paused) |
| 726 | { |
| 727 | if (kbd_resume_pressed) |
| 728 | game_paused = 0; |
| 729 | return; |
| 730 | } |
| 731 | |
| 732 | if (kbd_F1_pressed) |
| 733 | { |
| 734 | find_input = 0; |
| 735 | |
| 736 | if (docked) |
| 737 | launch_player(); |
| 738 | else |
| 739 | { |
| 740 | if (current_screen != SCR_FRONT_VIEW) |
| 741 | { |
| 742 | current_screen = SCR_FRONT_VIEW; |
| 743 | flip_stars(); |
| 744 | } |
| 745 | } |
| 746 | } |
| 747 | |
| 748 | if (kbd_F2_pressed) |
| 749 | { |
| 750 | find_input = 0; |
| 751 | |
| 752 | if (!docked) |
| 753 | { |
| 754 | if (current_screen != SCR_REAR_VIEW) |
| 755 | { |
| 756 | current_screen = SCR_REAR_VIEW; |
| 757 | flip_stars(); |
| 758 | } |
| 759 | } |
| 760 | } |
| 761 | |
| 762 | if (kbd_F3_pressed) |
| 763 | { |
| 764 | find_input = 0; |
| 765 | |
| 766 | if (!docked) |
| 767 | { |
| 768 | if (current_screen != SCR_LEFT_VIEW) |
| 769 | { |
| 770 | current_screen = SCR_LEFT_VIEW; |
| 771 | flip_stars(); |
| 772 | } |
| 773 | } |
| 774 | } |
| 775 | |
| 776 | if (kbd_F4_pressed) |
| 777 | { |
| 778 | find_input = 0; |
| 779 | |
| 780 | if (docked) |
| 781 | equip_ship(); |
| 782 | else |
| 783 | { |
| 784 | if (current_screen != SCR_RIGHT_VIEW) |
| 785 | { |
| 786 | current_screen = SCR_RIGHT_VIEW; |
| 787 | flip_stars(); |
| 788 | } |
| 789 | } |
| 790 | } |
| 791 | |
| 792 | |
| 793 | if (kbd_F5_pressed) |
| 794 | { |
| 795 | find_input = 0; |
| 796 | old_cross_x = -1; |
| 797 | display_galactic_chart(); |
| 798 | } |
| 799 | |
| 800 | if (kbd_F6_pressed) |
| 801 | { |
| 802 | find_input = 0; |
| 803 | old_cross_x = -1; |
| 804 | display_short_range_chart(); |
| 805 | } |
| 806 | |
| 807 | if (kbd_F7_pressed) |
| 808 | { |
| 809 | find_input = 0; |
| 810 | display_data_on_planet(); |
| 811 | } |
| 812 | |
| 813 | if (kbd_F8_pressed && (!witchspace)) |
| 814 | { |
| 815 | find_input = 0; |
| 816 | display_market_prices(); |
| 817 | } |
| 818 | |
| 819 | if (kbd_F9_pressed) |
| 820 | { |
| 821 | find_input = 0; |
| 822 | display_commander_status(); |
| 823 | } |
| 824 | |
| 825 | if (kbd_F10_pressed) |
| 826 | { |
| 827 | find_input = 0; |
| 828 | display_inventory(); |
| 829 | } |
| 830 | |
| 831 | if (kbd_F11_pressed) |
| 832 | { |
| 833 | find_input = 0; |
| 834 | display_options(); |
| 835 | } |
| 836 | |
| 837 | if (find_input) |
| 838 | { |
| 839 | keyasc = kbd_read_key(); |
| 840 | |
| 841 | if (kbd_enter_pressed) |
| 842 | { |
| 843 | find_input = 0; |
| 844 | find_planet_by_name (find_name); |
| 845 | return; |
| 846 | } |
| 847 | |
| 848 | if (kbd_backspace_pressed) |
| 849 | { |
| 850 | delete_find_char(); |
| 851 | return; |
| 852 | } |
| 853 | |
| 854 | if (isalpha(keyasc)) |
| 855 | add_find_char (keyasc); |
| 856 | |
| 857 | return; |
| 858 | } |
| 859 | |
| 860 | if (kbd_y_pressed) |
| 861 | y_pressed(); |
| 862 | |
| 863 | if (kbd_n_pressed) |
| 864 | n_pressed(); |
| 865 | |
| 866 | |
| 867 | if (kbd_fire_pressed) |
| 868 | { |
| 869 | if ((!docked) && (draw_lasers == 0)) |
| 870 | draw_lasers = fire_laser(); |
| 871 | } |
| 872 | |
| 873 | if (kbd_dock_pressed) |
| 874 | { |
| 875 | if (!docked && cmdr.docking_computer) |
| 876 | { |
| 877 | if (instant_dock) |
| 878 | engage_docking_computer(); |
| 879 | else |
| 880 | engage_auto_pilot(); |
| 881 | } |
| 882 | } |
| 883 | |
| 884 | if (kbd_d_pressed) |
| 885 | d_pressed(); |
| 886 | |
| 887 | if (kbd_ecm_pressed) |
| 888 | { |
| 889 | if (!docked && cmdr.ecm) |
| 890 | activate_ecm(1); |
| 891 | } |
| 892 | |
| 893 | if (kbd_find_pressed) |
| 894 | f_pressed (); |
| 895 | |
| 896 | if (kbd_hyperspace_pressed && (!docked)) |
| 897 | { |
| 898 | if (kbd_ctrl_pressed) |
| 899 | start_galactic_hyperspace(); |
| 900 | else |
| 901 | start_hyperspace(); |
| 902 | } |
| 903 | |
| 904 | if (kbd_jump_pressed && (!docked) && (!witchspace)) |
| 905 | { |
| 906 | jump_warp(); |
| 907 | } |
| 908 | |
| 909 | if (kbd_fire_missile_pressed) |
| 910 | { |
| 911 | if (!docked) |
| 912 | fire_missile(); |
| 913 | } |
| 914 | |
| 915 | if (kbd_origin_pressed) |
| 916 | o_pressed(); |
| 917 | |
| 918 | if (kbd_pause_pressed) |
| 919 | game_paused = 1; |
| 920 | |
| 921 | if (kbd_target_missile_pressed) |
| 922 | { |
| 923 | if (!docked) |
| 924 | arm_missile(); |
| 925 | } |
| 926 | |
| 927 | if (kbd_unarm_missile_pressed) |
| 928 | { |
| 929 | if (!docked) |
| 930 | unarm_missile(); |
| 931 | } |
| 932 | |
| 933 | if (kbd_inc_speed_pressed) |
| 934 | { |
| 935 | if (!docked) |
| 936 | { |
| 937 | if (flight_speed < myship.max_speed) |
| 938 | flight_speed++; |
| 939 | } |
| 940 | } |
| 941 | |
| 942 | if (kbd_dec_speed_pressed) |
| 943 | { |
| 944 | if (!docked) |
| 945 | { |
| 946 | if (flight_speed > 1) |
| 947 | flight_speed--; |
| 948 | } |
| 949 | } |
| 950 | |
| 951 | if (kbd_up_pressed) |
| 952 | arrow_up(); |
| 953 | |
| 954 | if (kbd_down_pressed) |
| 955 | arrow_down(); |
| 956 | |
| 957 | if (kbd_left_pressed) |
| 958 | arrow_left(); |
| 959 | |
| 960 | if (kbd_right_pressed) |
| 961 | arrow_right(); |
| 962 | |
| 963 | if (kbd_enter_pressed) |
| 964 | return_pressed(); |
| 965 | |
| 966 | if (kbd_energy_bomb_pressed) |
| 967 | { |
| 968 | if ((!docked) && (cmdr.energy_bomb)) |
| 969 | { |
| 970 | detonate_bomb = 1; |
| 971 | cmdr.energy_bomb = 0; |
| 972 | } |
| 973 | } |
| 974 | |
| 975 | if (kbd_escape_pressed) |
| 976 | { |
| 977 | if ((!docked) && (cmdr.escape_pod) && (!witchspace)) |
| 978 | run_escape_sequence(); |
| 979 | } |
| 980 | } |
| 981 | |
| 982 | |
| 983 | |
| 984 | void set_commander_name (char *path) |
| 985 | { |
| 986 | char *fname, *cname; |
| 987 | int i; |
| 988 | |
| 989 | fname = get_filename (path); |
| 990 | cname = cmdr.name; |
| 991 | |
| 992 | for (i = 0; i < 31; i++) |
| 993 | { |
| 994 | if (!isalnum(*fname)) |
| 995 | break; |
| 996 | |
| 997 | *cname++ = toupper(*fname++); |
| 998 | } |
| 999 | |
| 1000 | *cname = '\0'; |
| 1001 | } |
| 1002 | |
| 1003 | |
| 1004 | void save_commander_screen (void) |
| 1005 | { |
| 1006 | char path[255]; |
| 1007 | int okay; |
| 1008 | int rv; |
| 1009 | |
| 1010 | current_screen = SCR_SAVE_CMDR; |
| 1011 | |
| 1012 | gfx_clear_display(); |
| 1013 | gfx_display_centre_text (10, "SAVE COMMANDER", 140, GFX_COL_GOLD); |
| 1014 | gfx_draw_line (0, 36, 511, 36); |
| 1015 | gfx_update_screen(); |
| 1016 | |
| 1017 | strcpy (path, cmdr.name); |
| 1018 | strcat (path, ".nkc"); |
| 1019 | |
| 1020 | okay = gfx_request_file ("Save Commander", path, "nkc"); |
| 1021 | |
| 1022 | if (!okay) |
| 1023 | { |
| 1024 | display_options(); |
| 1025 | return; |
| 1026 | } |
| 1027 | |
| 1028 | rv = save_commander_file (path); |
| 1029 | |
| 1030 | if (rv) |
| 1031 | { |
| 1032 | gfx_display_centre_text (175, "Error Saving Commander!", 140, GFX_COL_GOLD); |
| 1033 | return; |
| 1034 | } |
| 1035 | |
| 1036 | gfx_display_centre_text (175, "Commander Saved.", 140, GFX_COL_GOLD); |
| 1037 | |
| 1038 | set_commander_name (path); |
| 1039 | saved_cmdr = cmdr; |
| 1040 | saved_cmdr.ship_x = docked_planet.d; |
| 1041 | saved_cmdr.ship_y = docked_planet.b; |
| 1042 | } |
| 1043 | |
| 1044 | |
| 1045 | void load_commander_screen (void) |
| 1046 | { |
| 1047 | char path[255]; |
| 1048 | int rv; |
| 1049 | |
| 1050 | gfx_clear_display(); |
| 1051 | gfx_display_centre_text (10, "LOAD COMMANDER", 140, GFX_COL_GOLD); |
| 1052 | gfx_draw_line (0, 36, 511, 36); |
| 1053 | gfx_update_screen(); |
| 1054 | |
| 1055 | |
| 1056 | strcpy (path, "jameson.nkc"); |
| 1057 | |
| 1058 | rv = gfx_request_file ("Load Commander", path, "nkc"); |
| 1059 | |
| 1060 | if (rv == 0) |
| 1061 | return; |
| 1062 | |
| 1063 | rv = load_commander_file (path); |
| 1064 | |
| 1065 | if (rv) |
| 1066 | { |
| 1067 | saved_cmdr = cmdr; |
| 1068 | gfx_display_centre_text (175, "Error Loading Commander!", 140, GFX_COL_GOLD); |
| 1069 | gfx_display_centre_text (200, "Press any key to continue.", 140, GFX_COL_GOLD); |
| 1070 | gfx_update_screen(); |
| 1071 | readkey(); |
| 1072 | return; |
| 1073 | } |
| 1074 | |
| 1075 | restore_saved_commander(); |
| 1076 | set_commander_name (path); |
| 1077 | saved_cmdr = cmdr; |
| 1078 | update_console(); |
| 1079 | } |
| 1080 | |
| 1081 | |
| 1082 | |
| 1083 | void run_first_intro_screen (void) |
| 1084 | { |
| 1085 | current_screen = SCR_INTRO_ONE; |
| 1086 | |
| 1087 | snd_play_midi (SND_ELITE_THEME, TRUE); |
| 1088 | |
| 1089 | initialise_intro1(); |
| 1090 | |
| 1091 | for (;;) |
| 1092 | { |
| 1093 | update_intro1(); |
| 1094 | |
| 1095 | gfx_update_screen(); |
| 1096 | |
| 1097 | kbd_poll_keyboard(); |
| 1098 | |
| 1099 | if (kbd_y_pressed) |
| 1100 | { |
| 1101 | snd_stop_midi(); |
| 1102 | load_commander_screen(); |
| 1103 | break; |
| 1104 | } |
| 1105 | |
| 1106 | if (kbd_n_pressed) |
| 1107 | { |
| 1108 | snd_stop_midi(); |
| 1109 | break; |
| 1110 | } |
| 1111 | } |
| 1112 | |
| 1113 | } |
| 1114 | |
| 1115 | |
| 1116 | |
| 1117 | void run_second_intro_screen (void) |
| 1118 | { |
| 1119 | current_screen = SCR_INTRO_TWO; |
| 1120 | |
| 1121 | snd_play_midi (SND_BLUE_DANUBE, TRUE); |
| 1122 | |
| 1123 | initialise_intro2(); |
| 1124 | |
| 1125 | flight_speed = 3; |
| 1126 | flight_roll = 0; |
| 1127 | flight_climb = 0; |
| 1128 | |
| 1129 | for (;;) |
| 1130 | { |
| 1131 | update_intro2(); |
| 1132 | |
| 1133 | gfx_update_screen(); |
| 1134 | |
| 1135 | kbd_poll_keyboard(); |
| 1136 | |
| 1137 | if (kbd_space_pressed) |
| 1138 | break; |
| 1139 | } |
| 1140 | |
| 1141 | snd_stop_midi(); |
| 1142 | } |
| 1143 | |
| 1144 | |
| 1145 | |
| 1146 | /* |
| 1147 | * Draw the game over sequence. |
| 1148 | */ |
| 1149 | |
| 1150 | void run_game_over_screen() |
| 1151 | { |
| 1152 | int i; |
| 1153 | int newship; |
| 1154 | Matrix rotmat; |
| 1155 | int type; |
| 1156 | |
| 1157 | current_screen = SCR_GAME_OVER; |
| 1158 | gfx_set_clip_region (1, 1, 510, 383); |
| 1159 | |
| 1160 | flight_speed = 6; |
| 1161 | flight_roll = 0; |
| 1162 | flight_climb = 0; |
| 1163 | clear_universe(); |
| 1164 | |
| 1165 | set_init_matrix (rotmat); |
| 1166 | |
| 1167 | newship = add_new_ship (SHIP_COBRA3, 0, 0, -400, rotmat, 0, 0); |
| 1168 | universe[newship].flags |= FLG_DEAD; |
| 1169 | |
| 1170 | for (i = 0; i < 5; i++) |
| 1171 | { |
| 1172 | type = (rand255() & 1) ? SHIP_CARGO : SHIP_ALLOY; |
| 1173 | newship = add_new_ship (type, (rand255() & 63) - 32, |
| 1174 | (rand255() & 63) - 32, -400, rotmat, 0, 0); |
| 1175 | universe[newship].rotz = ((rand255() * 2) & 255) - 128; |
| 1176 | universe[newship].rotx = ((rand255() * 2) & 255) - 128; |
| 1177 | universe[newship].velocity = rand255() & 15; |
| 1178 | } |
| 1179 | |
| 1180 | |
| 1181 | for (i = 0; i < 100; i++) |
| 1182 | { |
| 1183 | gfx_clear_display(); |
| 1184 | update_starfield(); |
| 1185 | update_universe(); |
| 1186 | gfx_display_centre_text (190, "GAME OVER", 140, GFX_COL_GOLD); |
| 1187 | gfx_update_screen(); |
| 1188 | } |
| 1189 | } |
| 1190 | |
| 1191 | |
| 1192 | |
| 1193 | |
| 1194 | /* |
| 1195 | * Draw a break pattern (for launching, docking and hyperspacing). |
| 1196 | * Just draw a very simple one for the moment. |
| 1197 | */ |
| 1198 | |
| 1199 | void display_break_pattern (void) |
| 1200 | { |
| 1201 | int i; |
| 1202 | |
| 1203 | gfx_set_clip_region (1, 1, 510, 383); |
| 1204 | gfx_clear_display(); |
| 1205 | |
| 1206 | for (i = 0; i < 20; i++) |
| 1207 | { |
| 1208 | gfx_draw_circle (256, 192, 30 + i * 15, GFX_COL_WHITE); |
| 1209 | gfx_update_screen(); |
| 1210 | } |
| 1211 | |
| 1212 | |
| 1213 | if (docked) |
| 1214 | { |
| 1215 | check_mission_brief(); |
| 1216 | display_commander_status(); |
| 1217 | update_console(); |
| 1218 | } |
| 1219 | else |
| 1220 | current_screen = SCR_FRONT_VIEW; |
| 1221 | } |
| 1222 | |
| 1223 | |
| 1224 | void info_message (char *message) |
| 1225 | { |
| 1226 | strcpy (message_string, message); |
| 1227 | message_count = 37; |
| 1228 | // snd_play_sample (SND_BEEP); |
| 1229 | } |
| 1230 | |
| 1231 | |
| 1232 | |
| 1233 | |
| 1234 | |
| 1235 | |
| 1236 | void initialise_allegro (void) |
| 1237 | { |
| 1238 | allegro_init(); |
| 1239 | install_keyboard(); |
| 1240 | install_timer(); |
| 1241 | install_mouse(); |
| 1242 | |
| 1243 | have_joystick = 0; |
| 1244 | |
| 1245 | if (install_joystick(JOY_TYPE_AUTODETECT) == 0) |
| 1246 | { |
| 1247 | have_joystick = (num_joysticks > 0); |
| 1248 | } |
| 1249 | } |
| 1250 | |
| 1251 | |
| 1252 | |
| 1253 | int main() |
| 1254 | { |
| 1255 | initialise_allegro(); |
| 1256 | read_config_file(); |
| 1257 | |
| 1258 | if (gfx_graphics_startup() == 1) |
| 1259 | { |
| 1260 | return 1; |
| 1261 | } |
| 1262 | |
| 1263 | /* Start the sound system... */ |
| 1264 | snd_sound_startup(); |
| 1265 | |
| 1266 | /* Do any setup necessary for the keyboard... */ |
| 1267 | kbd_keyboard_startup(); |
| 1268 | |
| 1269 | finish = 0; |
| 1270 | auto_pilot = 0; |
| 1271 | |
| 1272 | while (!finish) |
| 1273 | { |
| 1274 | game_over = 0; |
| 1275 | initialise_game(); |
| 1276 | dock_player(); |
| 1277 | |
| 1278 | update_console(); |
| 1279 | |
| 1280 | current_screen = SCR_FRONT_VIEW; |
| 1281 | run_first_intro_screen(); |
| 1282 | run_second_intro_screen(); |
| 1283 | |
| 1284 | old_cross_x = -1; |
| 1285 | old_cross_y = -1; |
| 1286 | |
| 1287 | dock_player (); |
| 1288 | display_commander_status (); |
| 1289 | |
| 1290 | while (!game_over) |
| 1291 | { |
| 1292 | snd_update_sound(); |
| 1293 | gfx_update_screen(); |
| 1294 | gfx_set_clip_region (1, 1, 510, 383); |
| 1295 | |
| 1296 | rolling = 0; |
| 1297 | climbing = 0; |
| 1298 | |
| 1299 | handle_flight_keys (); |
| 1300 | |
| 1301 | if (game_paused) |
| 1302 | continue; |
| 1303 | |
| 1304 | if (message_count > 0) |
| 1305 | message_count--; |
| 1306 | |
| 1307 | if (!rolling) |
| 1308 | { |
| 1309 | if (flight_roll > 0) |
| 1310 | decrease_flight_roll(); |
| 1311 | |
| 1312 | if (flight_roll < 0) |
| 1313 | increase_flight_roll(); |
| 1314 | } |
| 1315 | |
| 1316 | if (!climbing) |
| 1317 | { |
| 1318 | if (flight_climb > 0) |
| 1319 | decrease_flight_climb(); |
| 1320 | |
| 1321 | if (flight_climb < 0) |
| 1322 | increase_flight_climb(); |
| 1323 | } |
| 1324 | |
| 1325 | |
| 1326 | if (!docked) |
| 1327 | { |
| 1328 | gfx_acquire_screen(); |
| 1329 | |
| 1330 | if ((current_screen == SCR_FRONT_VIEW) || (current_screen == SCR_REAR_VIEW) || |
| 1331 | (current_screen == SCR_LEFT_VIEW) || (current_screen == SCR_RIGHT_VIEW) || |
| 1332 | (current_screen == SCR_INTRO_ONE) || (current_screen == SCR_INTRO_TWO) || |
| 1333 | (current_screen == SCR_GAME_OVER)) |
| 1334 | { |
| 1335 | gfx_clear_display(); |
| 1336 | update_starfield(); |
| 1337 | } |
| 1338 | |
| 1339 | if (auto_pilot) |
| 1340 | { |
| 1341 | auto_dock(); |
| 1342 | if ((mcount & 127) == 0) |
| 1343 | info_message ("Docking Computers On"); |
| 1344 | } |
| 1345 | |
| 1346 | update_universe (); |
| 1347 | |
| 1348 | if (docked) |
| 1349 | { |
| 1350 | update_console(); |
| 1351 | gfx_release_screen(); |
| 1352 | continue; |
| 1353 | } |
| 1354 | |
| 1355 | if ((current_screen == SCR_FRONT_VIEW) || (current_screen == SCR_REAR_VIEW) || |
| 1356 | (current_screen == SCR_LEFT_VIEW) || (current_screen == SCR_RIGHT_VIEW)) |
| 1357 | { |
| 1358 | if (draw_lasers) |
| 1359 | { |
| 1360 | draw_laser_lines(); |
| 1361 | draw_lasers--; |
| 1362 | } |
| 1363 | |
| 1364 | draw_laser_sights(); |
| 1365 | } |
| 1366 | |
| 1367 | if (message_count > 0) |
| 1368 | gfx_display_centre_text (358, message_string, 120, GFX_COL_WHITE); |
| 1369 | |
| 1370 | if (hyper_ready) |
| 1371 | { |
| 1372 | display_hyper_status(); |
| 1373 | if ((mcount & 3) == 0) |
| 1374 | { |
| 1375 | countdown_hyperspace(); |
| 1376 | } |
| 1377 | } |
| 1378 | |
| 1379 | gfx_release_screen(); |
| 1380 | |
| 1381 | mcount--; |
| 1382 | if (mcount < 0) |
| 1383 | mcount = 255; |
| 1384 | |
| 1385 | if ((mcount & 7) == 0) |
| 1386 | regenerate_shields(); |
| 1387 | |
| 1388 | if ((mcount & 31) == 10) |
| 1389 | { |
| 1390 | if (energy < 50) |
| 1391 | { |
| 1392 | info_message ("ENERGY LOW"); |
| 1393 | snd_play_sample (SND_BEEP); |
| 1394 | } |
| 1395 | |
| 1396 | update_altitude(); |
| 1397 | } |
| 1398 | |
| 1399 | if ((mcount & 31) == 20) |
| 1400 | update_cabin_temp(); |
| 1401 | |
| 1402 | if ((mcount == 0) && (!witchspace)) |
| 1403 | random_encounter(); |
| 1404 | |
| 1405 | cool_laser(); |
| 1406 | time_ecm(); |
| 1407 | |
| 1408 | update_console(); |
| 1409 | } |
| 1410 | |
| 1411 | if (current_screen == SCR_BREAK_PATTERN) |
| 1412 | display_break_pattern(); |
| 1413 | |
| 1414 | if (cross_timer > 0) |
| 1415 | { |
| 1416 | cross_timer--; |
| 1417 | if (cross_timer == 0) |
| 1418 | { |
| 1419 | show_distance_to_planet(); |
| 1420 | } |
| 1421 | } |
| 1422 | |
| 1423 | if ((cross_x != old_cross_x) || |
| 1424 | (cross_y != old_cross_y)) |
| 1425 | { |
| 1426 | if (old_cross_x != -1) |
| 1427 | draw_cross (old_cross_x, old_cross_y); |
| 1428 | |
| 1429 | old_cross_x = cross_x; |
| 1430 | old_cross_y = cross_y; |
| 1431 | |
| 1432 | draw_cross (old_cross_x, old_cross_y); |
| 1433 | } |
| 1434 | } |
| 1435 | |
| 1436 | if (!finish) |
| 1437 | run_game_over_screen(); |
| 1438 | } |
| 1439 | |
| 1440 | snd_sound_shutdown(); |
| 1441 | |
| 1442 | gfx_graphics_shutdown (); |
| 1443 | |
| 1444 | return 0; |
| 1445 | } |
| 1446 | |
| 1447 | END_OF_MAIN(); |