pause/objects.cpp

   1
   2 // A miniature implementation of the object manager.
   3 // It runs the little "mascots" that come on the screen after a while in the options menu.
   4 #include "../nx.h"
   5 #include "../common/llist.h"
   6 #include "options.h"
   7 #include "objects.fdh"
   8 using namespace Options;
   9
  10 Object *firstobj, *lastobj;
  11
  12 #define OC_CONTROLLER           0
  13 #define OC_QUOTE                        1
  14 #define OC_IKACHAN                      2
  15
  16 void Options::init_objects()
  17 {
  18         firstobj = NULL;
  19         lastobj = NULL;
  20         create_object(0, 0, OC_CONTROLLER);
  21 }
  22
  23 void Options::close_objects()
  24 {
  25         Object *o = firstobj;
  26         while(o)
  27         {
  28                 Object *next = o->next;
  29                 delete o;
  30                 o = next;
  31         }
  32
  33         firstobj = lastobj = NULL;
  34 }
  35
  36 void Options::run_and_draw_objects(void)
  37 {
  38 void (*ai_routine[])(Object *) = {
  39         ai_oc_controller,
  40         ai_oc_quote,
  41         ai_oc_ikachan
  42 };
  43
  44         // draw character
  45         Object *o = firstobj;
  46         while(o)
  47         {
  48                 (*ai_routine[o->type])(o);
  49                 Object *next = o->next;
  50
  51                 // cull deleted
  52                 if (o->deleted)
  53                 {
  54                         LL_REMOVE(o, prev, next, firstobj, lastobj);
  55                         delete o;
  56                 }
  57                 else if (o->sprite != SPR_NULL)
  58                 {
  59                         o->x += o->xinertia;
  60                         o->y += o->yinertia;
  61
  62                         draw_sprite(o->x >> CSF, o->y >> CSF, o->sprite, o->frame, o->dir);
  63                 }
  64
  65                 o = next;
  66         }
  67 }
  68
  69 Object *Options::create_object(int x, int y, int type)
  70 {
  71 static Object ZERO;
  72
  73         Object *o = new Object;
  74         *o = ZERO;
  75
  76         o->x = x;
  77         o->y = y;
  78         o->type = type;
  79         LL_ADD_END(o, prev, next, firstobj, lastobj);
  80
  81         return o;
  82 }
  83
  84
  85 /*
  86 void c------------------------------() {}
  87 */
  88
  89 static void ai_oc_controller(Object *o)
  90 {
  91         //AIDEBUG;
  92
  93         switch(o->state)
  94         {
  95                 case 0:         // init
  96                 {
  97                         o->timer = 400;
  98                         o->state = 1;
  99                 }
 100                 break;
 101                 case 1:         // delay before next event
 102                 {
 103                         if (--o->timer <= 0)
 104                         {
 105                                 o->state = (++o->timer2 * 10);
 106                                 o->timer = 0;
 107
 108                                 if (o->timer2 >= 2)
 109                                         o->timer2 = 0;
 110                         }
 111                 }
 112                 break;
 113
 114                 case 10:        // quote
 115                 {
 116                         create_object(0, 0, OC_QUOTE);
 117                         o->timer = 1100;
 118                         o->state = 1;
 119                 }
 120                 break;
 121
 122                 case 20:        // ikachans
 123                 {
 124                         o->timer++;
 125
 126                         // current
 127                         /*if (o->timer < 175)
 128                         {
 129                                 if ((o->timer % 6) == 1)
 130                                         create_object(-16<<CSF, random(-16, SCREEN_HEIGHT) << CSF, OC_CURRENT);
 131                         }*/
 132
 133                         if (o->timer <= 150)
 134                         {
 135                                 if ((o->timer % 10) == 1)
 136                                         create_object(-16<<CSF, random(-16, SCREEN_HEIGHT) << CSF, OC_IKACHAN);
 137                         }
 138
 139                         if (o->timer > 300)
 140                                 o->state = 0;
 141                 }
 142                 break;
 143         }
 144 }
 145
 146
 147 static void ai_oc_quote(Object *o)
 148 {
 149         //AIDEBUG;
 150
 151         switch(o->state)
 152         {
 153                 case 0:
 154                 {
 155                         o->xmark  = (SCREEN_WIDTH - 50) << CSF;
 156                         o->xmark2 = (SCREEN_WIDTH + 10) << CSF;
 157
 158                         o->x = o->xmark2;
 159                         o->y = (SCREEN_HEIGHT - sprites[o->sprite].h - 8) << CSF;
 160                         o->dir = LEFT;
 161
 162                         o->sprite = SPR_OC_QUOTE;
 163                         o->state = 20;
 164                 }
 165                 break;
 166
 167                 case 20:
 168                 {
 169                         o->dir = LEFT;
 170                         o->timer = 0;
 171                         o->animtimer = 2;
 172                         o->state = 21;
 173                 }
 174                 case 21:
 175                 {
 176                         if (o->x > o->xmark)
 177                         {
 178                                 ANIMATE(8, 0, 3);
 179                                 XMOVE(0x100);
 180                         }
 181                         else
 182                         {
 183                                 o->frame = 0;
 184                                 o->xinertia = 0;
 185
 186                                 if (++o->timer > 20)
 187                                 {
 188                                         o->state = 22;
 189                                         o->timer = 0;
 190                                         o->frame = 4;
 191                                 }
 192                         }
 193                 }
 194                 break;
 195                 case 22:
 196                 {
 197                         o->timer++;
 198                         if (o->timer == 100) o->frame = 0;
 199                         if (o->timer > 130)
 200                         {
 201                                 o->state = 30;
 202                                 o->timer = 0;
 203                                 o->dir = RIGHT;
 204                         }
 205                 }
 206                 break;
 207
 208                 case 30:
 209                 {
 210                         ANIMATE(8, 0, 3);
 211                         XMOVE(0x100);
 212
 213                         if (o->x > o->xmark2)
 214                                 o->deleted = true;
 215                 }
 216                 break;
 217         }
 218 }
 219
 220
 221 static void ai_oc_ikachan(Object *o)
 222 {
 223         switch(o->state)
 224         {
 225                 case 0:
 226                 {
 227                         o->state = 1;
 228                         o->timer = random(3, 20);
 229                         o->sprite = SPR_IKACHAN;
 230                 }
 231                 case 1:         // he pushes ahead
 232                 {
 233                         if (--o->timer <= 0)
 234                         {
 235                                 o->state = 2;
 236                                 o->timer = random(10, 50);
 237                                 o->frame = 1;
 238                                 o->xinertia = 0x600;
 239                         }
 240                 }
 241                 break;
 242
 243                 case 2:         // after a short time his tentacles look less whooshed-back
 244                 {
 245                         if (--o->timer <= 0)
 246                         {
 247                                 o->state = 3;
 248                                 o->timer = random(40, 50);
 249                                 o->frame = 2;
 250                                 o->yinertia = random(-0x100, 0x100);
 251                         }
 252                 }
 253                 break;
 254
 255                 case 3:         // gliding
 256                 {
 257                         if (--o->timer <= 0)
 258                         {
 259                                 o->state = 1;
 260                                 o->timer = 0;
 261                                 o->frame = 0;
 262                         }
 263
 264                         o->xinertia -= 0x10;
 265                 }
 266                 break;
 267         }
 268
 269         if (o->x > SCREEN_WIDTH<<CSF)
 270                 o->deleted = true;
 271 }
 272
 273 /*
 274 static void ai_oc_current(Object *o)
 275 {
 276         o->sprite = SPR_WATER_DROPLET;
 277         o->frame = random(0, 4);
 278
 279         o->xinertia = 0x400;
 280
 281         if (o->x > SCREEN_WIDTH<<CSF)
 282                 o->deleted = true;
 283 }
 284 */
 285
 286