menu.c

   1 /*
   2  * menu.c
   3  * Copyright (C) 1998 Brainchild Design - http://brainchilddesign.com/
   4  *
   5  * Copyright (C) 2001 Chuck Mason <cemason@users.sourceforge.net>
   6  *
   7  * Copyright (C) 2002 Florian Schulze <crow@icculus.org>
   8  *
   9  * Portions of this code are from the MPEG software simulation group
  10  * idct implementation. This code will be replaced with a new
  11  * implementation soon.
  12  *
  13  * This file is part of Jump'n'Bump.
  14  *
  15  * Jump'n'Bump is free software; you can redistribute it and/or modify
  16  * it under the terms of the GNU General Public License as published by
  17  * the Free Software Foundation; either version 2 of the License, or
  18  * (at your option) any later version.
  19  *
  20  * Jump'n'Bump is distributed in the hope that it will be useful,
  21  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  22  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23  * GNU General Public License for more details.
  24  *
  25  * You should have received a copy of the GNU General Public License
  26  * along with this program; if not, write to the Free Software
  27  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  28  */
  29
  30 #include "globals.h"
  31
  32 char *menu_background;
  33
  34 char menu_pal[768];
  35 char menu_cur_pal[768];
  36
  37 char *message[] = {
  38         "Jump 'n Bump "JNB_VERSION,
  39         "by Brainchild Design in 1998.",
  40         "Code by Mattias Brynervall.",
  41         "Graphics by Martin Magnusson",
  42         "and Andreas Brynervall.",
  43         "Music by Anders Nilsson.",
  44         "Linux port by Chuck Mason.",
  45         "New SDL port by Florian Schulze.",
  46         "http://www.icculus.org/jumpnbump/",
  47         //"Ryan C. Gordon made networking possible again!",
  48         "Visit our homepage at:",
  49         "http://www.algonet.se/~mattiasb",
  50         "Jump 'n Bump is e-mailware.",
  51         "That means you're supposed to send us an e-mail!",
  52         "Write for example where you're from",
  53         "and what you thought about this game.",
  54         "If you do that, you will greatly encourage us",
  55         "to make more games for you!",
  56         "Send your e-mail to: matbr656@student.liu.se",
  57         "Oh, and by the way, there're a lot of secrets!",
  58         "If you can't find them, you'd better ask us...",
  59         "If you'd like to contact a specific member of BCD,",
  60         "these are their e-mail addresses:",
  61         "Andreas Brynervall: andreasb@acc.umu.se",
  62         "Mattias Brynervall: matbr656@student.liu.se",
  63         "Martin Magnusson: marma102@student.liu.se",
  64         "Anders Nilsson: equel@swipnet.se",
  65         ""
  66 };
  67
  68 #define NUM_MESSAGES (sizeof(message)/sizeof(char *))
  69
  70 int menu(void)
  71 {
  72         int c1;
  73         int esc_pressed;
  74         int end_loop_flag, new_game_flag, fade_flag;
  75         int mod_vol = 0, mod_fade_direction = 0;
  76         int cur_message;
  77         int fade_dir, fade_count, fade_tick;
  78         char fade_pal[48];
  79         int update_count;
  80
  81         if (menu_init() != 0)
  82                 return 1;
  83
  84         mod_vol = 0;
  85         mod_fade_direction = 1;
  86         dj_ready_mod(MOD_MENU);
  87         dj_set_mod_volume((char)mod_vol);
  88         dj_set_sfx_volume(64);
  89         dj_start_mod();
  90         dj_set_nosound(0);
  91
  92         memset(fade_pal, 0, 48);
  93         setpalette(240, 16, fade_pal);
  94
  95         fade_dir = 0;
  96         fade_count = 0;
  97         fade_tick = 0;
  98         cur_message = NUM_MESSAGES - 1;
  99
 100         main_info.page_info[0].num_pobs = 0;
 101         main_info.page_info[1].num_pobs = 0;
 102         main_info.view_page = 0;
 103         main_info.draw_page = 1;
 104
 105         esc_pressed = key_pressed(1);
 106         end_loop_flag = new_game_flag = 0;
 107
 108         update_count = 1;
 109         while (1) {
 110
 111                 dj_mix();
 112
 113                 while (update_count) {
 114
 115                         if (key_pressed(1) == 1 && esc_pressed == 0) {
 116                                 end_loop_flag = 1;
 117                                 new_game_flag = 0;
 118                                 memset(menu_pal, 0, 768);
 119                                 mod_fade_direction = 0;
 120                         } else if (key_pressed(1) == 0)
 121                                 esc_pressed = 0;
 122
 123                         update_player_actions();
 124                         for (c1 = 0; c1 < JNB_MAX_PLAYERS; c1++) {
 125                                 if (end_loop_flag == 1 && new_game_flag == 1) {
 126                                         if ((player[c1].x >> 16) > (165 + c1 * 2)) {
 127                                                 if (player[c1].x_add < 0)
 128                                                         player[c1].x_add += 16384;
 129                                                 else
 130                                                         player[c1].x_add += 12288;
 131                                                 if (player[c1].x_add > 98304L)
 132                                                         player[c1].x_add = 98304L;
 133                                                 player[c1].direction = 0;
 134                                                 if (player[c1].anim == 0) {
 135                                                         player[c1].anim = 1;
 136                                                         player[c1].frame = 0;
 137                                                         player[c1].frame_tick = 0;
 138                                                         player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 139                                                 }
 140                                                 player[c1].enabled = 1;
 141                                         }
 142                                         if (!player[c1].action_up) {
 143                                                 if (player[c1].y_add < 0) {
 144                                                         player[c1].y_add += 32768;
 145                                                         if (player[c1].y_add > 0)
 146                                                                 player[c1].y_add = 0;
 147                                                 }
 148                                         }
 149                                         player[c1].y_add += 12288;
 150                                         if (player[c1].y_add > 36864 && player[c1].anim != 3) {
 151                                                 player[c1].anim = 3;
 152                                                 player[c1].frame = 0;
 153                                                 player[c1].frame_tick = 0;
 154                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 155                                         }
 156                                         player[c1].y += player[c1].y_add;
 157                                         if ((player[c1].x >> 16) <= (165 + c1 * 2) || (player[c1].x >> 16) >= (208 + c1 * 2)) {
 158                                                 if ((player[c1].y >> 16) > (160 + c1 * 2)) {
 159                                                         player[c1].y = (160L + c1 * 2) << 16;
 160                                                         player[c1].y_add = 0;
 161                                                         if (player[c1].anim != 0 && player[c1].anim != 1) {
 162                                                                 player[c1].anim = 0;
 163                                                                 player[c1].frame = 0;
 164                                                                 player[c1].frame_tick = 0;
 165                                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 166                                                         }
 167                                                 }
 168                                         } else {
 169                                                 if ((player[c1].y >> 16) > (138 + c1 * 2)) {
 170                                                         player[c1].y = (138L + c1 * 2) << 16;
 171                                                         player[c1].y_add = 0;
 172                                                         if (player[c1].anim != 0 && player[c1].anim != 1) {
 173                                                                 player[c1].anim = 0;
 174                                                                 player[c1].frame = 0;
 175                                                                 player[c1].frame_tick = 0;
 176                                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 177                                                         }
 178                                                         if (!player[c1].action_up)
 179                                                                 player[c1].jump_ready = 1;
 180                                                 }
 181                                         }
 182                                         player[c1].x += player[c1].x_add;
 183                                         if ((player[c1].y >> 16) > (138 + c1 * 2)) {
 184                                                 if ((player[c1].x >> 16) > (165 + c1 * 2) && (player[c1].x >> 16) < (190 + c1 * 2)) {
 185                                                         player[c1].x = (165L + c1 * 2) << 16;
 186                                                         player[c1].x_add = 0;
 187                                                 }
 188                                                 if ((player[c1].x >> 16) > (190 + c1 * 2) && (player[c1].x >> 16) < (208 + c1 * 2)) {
 189                                                         player[c1].x = (208L + c1 * 2) << 16;
 190                                                         player[c1].x_add = 0;
 191                                                 }
 192                                         }
 193                                 } else {
 194                                         if (player[c1].action_left && player[c1].action_right) {
 195                                                 if (player[c1].direction == 1) {
 196                                                         if ((player[c1].x >> 16) <= (165 + c1 * 2) || (player[c1].x >> 16) >= (208 + c1 * 2)) {
 197                                                                 if (player[c1].x_add > 0) {
 198                                                                         player[c1].x_add -= 16384;
 199                                                                         if ((player[c1].y >> 16) >= (160 + c1 * 2))
 200                                                                                 add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 201                                                                 } else
 202                                                                         player[c1].x_add -= 12288;
 203                                                         }
 204                                                         if ((player[c1].x >> 16) > (165 + c1 * 2) && (player[c1].x >> 16) < (208 + c1 * 2)) {
 205                                                                 if (player[c1].x_add > 0) {
 206                                                                         player[c1].x_add -= 16384;
 207                                                                         if ((player[c1].y >> 16) >= (138 + c1 * 2))
 208                                                                                 add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 209                                                                 } else
 210                                                                         player[c1].x_add -= 12288;
 211                                                         }
 212                                                         if (player[c1].x_add < -98304L)
 213                                                                 player[c1].x_add = -98304L;
 214                                                         player[c1].direction = 1;
 215                                                         if (player[c1].anim == 0) {
 216                                                                 player[c1].anim = 1;
 217                                                                 player[c1].frame = 0;
 218                                                                 player[c1].frame_tick = 0;
 219                                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 220                                                         }
 221                                                 } else {
 222                                                         if ((player[c1].x >> 16) <= (165 + c1 * 2) || (player[c1].x >> 16) >= (208 + c1 * 2)) {
 223                                                                 if (player[c1].x_add < 0) {
 224                                                                         player[c1].x_add += 16384;
 225                                                                         if ((player[c1].y >> 16) >= (160 + c1 * 2))
 226                                                                                 add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 227                                                                 } else
 228                                                                         player[c1].x_add += 12288;
 229                                                         }
 230                                                         if ((player[c1].x >> 16) > (165 + c1 * 2) && (player[c1].x >> 16) < (208 + c1 * 2)) {
 231                                                                 if (player[c1].x_add < 0) {
 232                                                                         player[c1].x_add += 16384;
 233                                                                         if ((player[c1].y >> 16) >= (138 + c1 * 2))
 234                                                                                 add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 235                                                                 } else
 236                                                                         player[c1].x_add += 12288;
 237                                                         }
 238                                                         if (player[c1].x_add > 98304L)
 239                                                                 player[c1].x_add = 98304L;
 240                                                         player[c1].direction = 0;
 241                                                         if (player[c1].anim == 0) {
 242                                                                 player[c1].anim = 1;
 243                                                                 player[c1].frame = 0;
 244                                                                 player[c1].frame_tick = 0;
 245                                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 246                                                         }
 247                                                 }
 248                                         } else if (player[c1].action_left) {
 249                                                 if ((player[c1].x >> 16) <= (165 + c1 * 2) || (player[c1].x >> 16) >= (208 + c1 * 2)) {
 250                                                         if (player[c1].x_add > 0) {
 251                                                                 player[c1].x_add -= 16384;
 252                                                                 if ((player[c1].y >> 16) >= (160 + c1 * 2))
 253                                                                         add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 254                                                         } else
 255                                                                 player[c1].x_add -= 12288;
 256                                                 }
 257                                                 if ((player[c1].x >> 16) > (165 + c1 * 2) && (player[c1].x >> 16) < (208 + c1 * 2)) {
 258                                                         if (player[c1].x_add > 0) {
 259                                                                 player[c1].x_add -= 16384;
 260                                                                 if ((player[c1].y >> 16) >= (138 + c1 * 2))
 261                                                                         add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 262                                                         } else
 263                                                                 player[c1].x_add -= 12288;
 264                                                 }
 265                                                 if (player[c1].x_add < -98304L)
 266                                                         player[c1].x_add = -98304L;
 267                                                 player[c1].direction = 1;
 268                                                 if (player[c1].anim == 0) {
 269                                                         player[c1].anim = 1;
 270                                                         player[c1].frame = 0;
 271                                                         player[c1].frame_tick = 0;
 272                                                         player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 273                                                 }
 274                                         } else if (player[c1].action_right) {
 275                                                 if ((player[c1].x >> 16) <= (165 + c1 * 2) || (player[c1].x >> 16) >= (208 + c1 * 2)) {
 276                                                         if (player[c1].x_add < 0) {
 277                                                                 player[c1].x_add += 16384;
 278                                                                 if ((player[c1].y >> 16) >= (160 + c1 * 2))
 279                                                                         add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 280                                                         } else
 281                                                                 player[c1].x_add += 12288;
 282                                                 }
 283                                                 if ((player[c1].x >> 16) > (165 + c1 * 2) && (player[c1].x >> 16) < (208 + c1 * 2)) {
 284                                                         if (player[c1].x_add < 0) {
 285                                                                 player[c1].x_add += 16384;
 286                                                                 if ((player[c1].y >> 16) >= (138 + c1 * 2))
 287                                                                         add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 288                                                         } else
 289                                                                 player[c1].x_add += 12288;
 290                                                 }
 291                                                 if (player[c1].x_add > 98304L)
 292                                                         player[c1].x_add = 98304L;
 293                                                 player[c1].direction = 0;
 294                                                 if (player[c1].anim == 0) {
 295                                                         player[c1].anim = 1;
 296                                                         player[c1].frame = 0;
 297                                                         player[c1].frame_tick = 0;
 298                                                         player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 299                                                 }
 300                                         } else {
 301                                                 if (((player[c1].x >> 16) <= (165 + c1 * 2) || (player[c1].x >> 16) >= (208 + c1 * 2)) && (player[c1].y >> 16) >= (160 + c1 * 2)) {
 302                                                         if (player[c1].x_add < 0) {
 303                                                                 player[c1].x_add += 16384;
 304                                                                 if (player[c1].x_add > 0)
 305                                                                         player[c1].x_add = 0;
 306                                                                 add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 307                                                         } else if (player[c1].x_add > 0) {
 308                                                                 player[c1].x_add -= 16384;
 309                                                                 if (player[c1].x_add < 0)
 310                                                                         player[c1].x_add = 0;
 311                                                                 add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 312                                                         }
 313                                                 }
 314                                                 if ((((player[c1].x >> 16) > (165 + c1 * 2) && (player[c1].x >> 16) < (208 + c1 * 2)) && (player[c1].y >> 16) >= (138 + c1 * 2))) {
 315                                                         if (player[c1].x_add < 0) {
 316                                                                 player[c1].x_add += 16384;
 317                                                                 if (player[c1].x_add > 0)
 318                                                                         player[c1].x_add = 0;
 319                                                                 add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 320                                                         } else if (player[c1].x_add > 0) {
 321                                                                 player[c1].x_add -= 16384;
 322                                                                 if (player[c1].x_add < 0)
 323                                                                         player[c1].x_add = 0;
 324                                                                 add_object(OBJ_SMOKE, (player[c1].x >> 16) + 2 + rnd(9), (player[c1].y >> 16) + 13 + rnd(5), 0, -16384 - rnd(8192), OBJ_ANIM_SMOKE, 0);
 325                                                         }
 326                                                 }
 327                                                 if (player[c1].anim == 1) {
 328                                                         player[c1].anim = 0;
 329                                                         player[c1].frame = 0;
 330                                                         player[c1].frame_tick = 0;
 331                                                         player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 332                                                 }
 333                                         }
 334                                         if ((player[c1].jump_ready == 1) && player[c1].action_up) {
 335                                                 if ((player[c1].x >> 16) <= (165 + c1 * 2) || (player[c1].x >> 16) >= (208 + c1 * 2)) {
 336                                                         if ((player[c1].y >> 16) >= (160 + c1 * 2)) {
 337                                                                 player[c1].y_add = -280000L;
 338                                                                 player[c1].anim = 2;
 339                                                                 player[c1].frame = 0;
 340                                                                 player[c1].frame_tick = 0;
 341                                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 342                                                                 player[c1].jump_ready = 0;
 343                                                                 dj_play_sfx(SFX_JUMP, (unsigned short)(SFX_JUMP_FREQ + rnd(2000) - 1000), 64, 0, 0, -1);
 344                                                         }
 345                                                 } else {
 346                                                         if ((player[c1].y >> 16) >= (138 + c1 * 2)) {
 347                                                                 player[c1].y_add = -280000L;
 348                                                                 player[c1].anim = 2;
 349                                                                 player[c1].frame = 0;
 350                                                                 player[c1].frame_tick = 0;
 351                                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 352                                                                 player[c1].jump_ready = 0;
 353                                                                 dj_play_sfx(SFX_JUMP, (unsigned short)(SFX_JUMP_FREQ + rnd(2000) - 1000), 64, 0, 0, -1);
 354                                                         }
 355                                                 }
 356                                         }
 357                                         if (!player[c1].action_up) {
 358                                                 if (player[c1].y_add < 0) {
 359                                                         player[c1].y_add += 32768;
 360                                                         if (player[c1].y_add > 0)
 361                                                                 player[c1].y_add = 0;
 362                                                 }
 363                                         }
 364                                         if (!player[c1].action_up)
 365                                                 player[c1].jump_ready = 1;
 366                                         player[c1].y_add += 12288;
 367                                         if (player[c1].y_add > 36864 && player[c1].anim != 3) {
 368                                                 player[c1].anim = 3;
 369                                                 player[c1].frame = 0;
 370                                                 player[c1].frame_tick = 0;
 371                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 372                                         }
 373                                         player[c1].y += player[c1].y_add;
 374                                         if ((player[c1].x >> 16) <= (165 + c1 * 2) || (player[c1].x >> 16) >= (208 + c1 * 2)) {
 375                                                 if ((player[c1].y >> 16) > (160 + c1 * 2)) {
 376                                                         player[c1].y = (160L + c1 * 2) << 16;
 377                                                         player[c1].y_add = 0;
 378                                                         if (player[c1].anim != 0 && player[c1].anim != 1) {
 379                                                                 player[c1].anim = 0;
 380                                                                 player[c1].frame = 0;
 381                                                                 player[c1].frame_tick = 0;
 382                                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 383                                                         }
 384                                                 }
 385                                         } else {
 386                                                 if ((player[c1].y >> 16) > (138 + c1 * 2)) {
 387                                                         player[c1].y = (138L + c1 * 2) << 16;
 388                                                         player[c1].y_add = 0;
 389                                                         if (player[c1].anim != 0 && player[c1].anim != 1) {
 390                                                                 player[c1].anim = 0;
 391                                                                 player[c1].frame = 0;
 392                                                                 player[c1].frame_tick = 0;
 393                                                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 394                                                         }
 395                                                 }
 396                                         }
 397                                         player[c1].x += player[c1].x_add;
 398                                         if ((player[c1].x >> 16) < 0) {
 399                                                 player[c1].x = 0;
 400                                                 player[c1].x_add = 0;
 401                                         }
 402                                         if ((player[c1].x >> 16) > JNB_WIDTH) {
 403                                                 end_loop_flag = 1;
 404                                                 new_game_flag = 1;
 405                                                 memset(menu_pal, 0, 768);
 406                                                 mod_fade_direction = 0;
 407                                         }
 408                                         if ((player[c1].y >> 16) > (138 + c1 * 2)) {
 409                                                 if ((player[c1].x >> 16) > (165 + c1 * 2) && (player[c1].x >> 16) < (190 + c1 * 2)) {
 410                                                         player[c1].x = (165L + c1 * 2) << 16;
 411                                                         player[c1].x_add = 0;
 412                                                 }
 413                                                 if ((player[c1].x >> 16) > (190 + c1 * 2) && (player[c1].x >> 16) < (208 + c1 * 2)) {
 414                                                         player[c1].x = (208L + c1 * 2) << 16;
 415                                                         player[c1].x_add = 0;
 416                                                 }
 417                                         }
 418                                 }
 419                                 player[c1].frame_tick++;
 420                                 if (player[c1].frame_tick >= player_anims[player[c1].anim].frame[player[c1].frame].ticks) {
 421                                         player[c1].frame++;
 422                                         if (player[c1].frame >= player_anims[player[c1].anim].num_frames)
 423                                                 player[c1].frame = player_anims[player[c1].anim].restart_frame;
 424                                         player[c1].frame_tick = 0;
 425                                 }
 426                                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image + player[c1].direction * 9;
 427                         }
 428
 429                         dj_mix();
 430
 431                         main_info.page_info[main_info.draw_page].num_pobs = 0;
 432
 433                         for (c1 = 3; c1 >= 0; c1--)
 434                                 add_pob(main_info.draw_page, player[c1].x >> 16, player[c1].y >> 16, player[c1].image + c1 * 18, &rabbit_gobs);
 435
 436                         update_objects();
 437
 438                         if (update_count == 1) {
 439                                 draw_begin();
 440                                 draw_pobs(main_info.draw_page);
 441                                 draw_end();
 442
 443                                 dj_mix();
 444
 445                                 if (mod_fade_direction == 1) {
 446                                         if (mod_vol < 35) {
 447                                                 mod_vol++;
 448                                                 dj_set_mod_volume((char)mod_vol);
 449                                         }
 450                                 } else {
 451                                         if (mod_vol > 0) {
 452                                                 mod_vol--;
 453                                                 dj_set_mod_volume((char)mod_vol);
 454                                         }
 455                                 }
 456                         }
 457
 458                         fade_flag = 0;
 459                         for (c1 = 0; c1 < 720; c1++) {
 460                                 if (menu_cur_pal[c1] < menu_pal[c1]) {
 461                                         menu_cur_pal[c1]++;
 462                                         fade_flag = 1;
 463                                 } else if (menu_cur_pal[c1] > menu_pal[c1]) {
 464                                         menu_cur_pal[c1]--;
 465                                         fade_flag = 2;
 466                                 }
 467                         }
 468                         if (fade_flag == 0 && end_loop_flag == 1) {
 469                                 menu_deinit();
 470                                 if (new_game_flag == 1)
 471                                         return 0;
 472                                 else
 473                                         return 1;
 474                         }
 475                         switch (fade_dir) {
 476                         case 0:
 477                                 if (fade_count < 30) {
 478                                         for (c1 = 0; c1 < 48; c1++) {
 479                                                 if (fade_pal[c1] > 0)
 480                                                         fade_pal[c1]--;
 481                                         }
 482                                         fade_count++;
 483                                 } else {
 484                                         draw_begin();
 485                                         clear_lines(0, 220, 20, 0);
 486                                         clear_lines(1, 220, 20, 0);
 487
 488                                         cur_message++;
 489                                         if (cur_message >= NUM_MESSAGES)
 490                                                 cur_message -= NUM_MESSAGES;
 491                                         put_text(0, 200, 220, message[cur_message], 2);
 492                                         put_text(1, 200, 220, message[cur_message], 2);
 493                                         fade_dir = 1;
 494                                         fade_count = 0;
 495                                         fade_tick = 0;
 496                                         draw_end();
 497                                 }
 498                                 break;
 499                         case 1:
 500                                 if (fade_count < 100) {
 501                                         for (c1 = 0; c1 < 48; c1++) {
 502                                                 if (fade_pal[c1] < menu_pal[c1 + 720])
 503                                                         fade_pal[c1]++;
 504                                         }
 505                                         fade_count++;
 506                                 } else {
 507                                         fade_dir = 0;
 508                                         fade_count = 0;
 509                                         fade_tick = 0;
 510                                 }
 511                                 break;
 512                         }
 513
 514                         for (c1 = 0; c1 < 48; c1++) {
 515                                 if (fade_pal[c1] > menu_pal[c1 + 720])
 516                                         fade_pal[c1]--;
 517                         }
 518
 519                         if (update_count == 1) {
 520                                 main_info.draw_page ^= 1;
 521                                 main_info.view_page ^= 1;
 522
 523                                 flippage(main_info.view_page);
 524
 525                                 wait_vrt(1);
 526                         }
 527
 528                         if (fade_flag != 0) {
 529                                 setpalette(0, 240, menu_cur_pal);
 530                         }
 531
 532                         if (update_count == 1) {
 533                                 setpalette(240, 16, fade_pal);
 534
 535                                 dj_mix();
 536
 537                                 draw_begin();
 538                                 redraw_pob_backgrounds(main_info.draw_page);
 539                                 draw_end();
 540                         }
 541
 542                         update_count--;
 543                 }
 544
 545                 update_count = intr_sysupdate();
 546
 547         }
 548
 549         menu_deinit();
 550         return 0;
 551
 552 }
 553
 554
 555 int menu_init(void)
 556 {
 557         char *handle;
 558         int c1;
 559
 560         fillpalette(0, 0, 0);
 561
 562         if ((handle = dat_open("menu.pcx", datfile_name, "rb")) == 0) {
 563                 strcpy(main_info.error_str, "Error loading 'menu.pcx', aborting...\n");
 564                 return 1;
 565         }
 566         if (read_pcx(handle, background_pic, JNB_WIDTH*JNB_HEIGHT, menu_pal) != 0) {
 567                 strcpy(main_info.error_str, "Error loading 'menu.pcx', aborting...\n");
 568                 return 1;
 569         }
 570         if ((handle = dat_open("menumask.pcx", datfile_name, "rb")) == 0) {
 571                 strcpy(main_info.error_str, "Error loading 'menumask.pcx', aborting...\n");
 572                 return 1;
 573         }
 574         if (read_pcx(handle, mask_pic, JNB_WIDTH*JNB_HEIGHT, 0) != 0) {
 575                 strcpy(main_info.error_str, "Error loading 'menumask.pcx', aborting...\n");
 576                 return 1;
 577         }
 578         memset(menu_cur_pal, 0, 768);
 579
 580         for (c1 = 0; c1 < 16; c1++) { // fix dark font
 581                 menu_pal[(240 + c1) * 3 + 0] = c1 << 2;
 582                 menu_pal[(240 + c1) * 3 + 1] = c1 << 2;
 583                 menu_pal[(240 + c1) * 3 + 2] = c1 << 2;
 584         }
 585
 586         recalculate_gob(&rabbit_gobs, menu_pal);
 587         recalculate_gob(&font_gobs, menu_pal);
 588         recalculate_gob(&object_gobs, menu_pal);
 589         register_background(background_pic, menu_pal);
 590         register_mask(mask_pic);
 591
 592         for (c1 = 0; c1 < JNB_MAX_PLAYERS; c1++) {
 593                 player[c1].enabled = 0;
 594                 player[c1].x = (long) rnd(150) << 16;
 595                 player[c1].y = (160L + c1 * 2) << 16;
 596                 player[c1].x_add = 0;
 597                 player[c1].y_add = 0;
 598                 player[c1].direction = rnd(2);
 599                 player[c1].jump_ready = 1;
 600                 player[c1].anim = 0;
 601                 player[c1].frame = 0;
 602                 player[c1].frame_tick = 0;
 603                 player[c1].image = player_anims[player[c1].anim].frame[player[c1].frame].image;
 604         }
 605
 606         for (c1 = 0; c1 < NUM_OBJECTS; c1++)
 607                 objects[c1].used = 0;
 608
 609         main_info.page_info[0].num_pobs = 0;
 610         main_info.page_info[1].num_pobs = 0;
 611
 612         return 0;
 613
 614 }
 615
 616
 617 void menu_deinit(void)
 618 {
 619         dj_set_nosound(1);
 620 }