main/automap.c

   1 /* $Id: automap.c,v 1.22 2005-08-02 06:13:56 chris Exp $ */
   2 /*
   3 THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
   4 SOFTWARE CORPORATION ("PARALLAX").  PARALLAX, IN DISTRIBUTING THE CODE TO
   5 END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
   6 ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
   7 IN USING, DISPLAYING,  AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
   8 SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
   9 FREE PURPOSES.  IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
  10 CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES.  THE END-USER UNDERSTANDS
  11 AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
  12 COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION.  ALL RIGHTS RESERVED.
  13 */
  14
  15 /*
  16  *
  17  * Routines for displaying the auto-map.
  18  *
  19  */
  20
  21 #ifdef HAVE_CONFIG_H
  22 #include <conf.h>
  23 #endif
  24
  25 #include <stdio.h>
  26 #include <stdlib.h>
  27 #include <string.h>
  28
  29 #ifdef OGL
  30 #include "ogl_init.h"
  31 #endif
  32
  33 #include "error.h"
  34 #include "3d.h"
  35 #include "inferno.h"
  36 #include "u_mem.h"
  37 #include "render.h"
  38 #include "object.h"
  39 #include "vclip.h"
  40 #include "game.h"
  41 #include "mono.h"
  42 #include "polyobj.h"
  43 #include "sounds.h"
  44 #include "player.h"
  45 #include "bm.h"
  46 #include "key.h"
  47 #include "newmenu.h"
  48 #include "menu.h"
  49 #include "screens.h"
  50 #include "textures.h"
  51 #include "mouse.h"
  52 #include "timer.h"
  53 #include "segpoint.h"
  54 #include "joy.h"
  55 #include "iff.h"
  56 #include "pcx.h"
  57 #include "palette.h"
  58 #include "wall.h"
  59 #include "gameseq.h"
  60 #include "gamefont.h"
  61 #ifdef NETWORK
  62 #include "network.h"
  63 #endif
  64 #include "kconfig.h"
  65 #ifdef NETWORK
  66 #include "multi.h"
  67 #endif
  68 #include "endlevel.h"
  69 #include "text.h"
  70 #include "gauges.h"
  71 #include "songs.h"
  72 #include "powerup.h"
  73 #include "switch.h"
  74 #include "automap.h"
  75 #include "cntrlcen.h"
  76
  77 #ifdef OGL
  78 #define AUTOMAP_DIRECT_RENDER
  79 #endif
  80
  81 #define EF_USED     1   // This edge is used
  82 #define EF_DEFINING 2   // A structure defining edge that should always draw.
  83 #define EF_FRONTIER 4   // An edge between the known and the unknown.
  84 #define EF_SECRET   8   // An edge that is part of a secret wall.
  85 #define EF_GRATE    16  // A grate... draw it all the time.
  86 #define EF_NO_FADE  32  // An edge that doesn't fade with distance
  87 #define EF_TOO_FAR  64  // An edge that is too far away
  88
  89 void modex_printf(int x,int y,char *s,grs_font *font,int color);
  90
  91 typedef struct Edge_info {
  92         short verts[2];     // 4 bytes
  93         ubyte sides[4];     // 4 bytes
  94         short segnum[4];    // 8 bytes  // This might not need to be stored... If you can access the normals of a side.
  95         ubyte flags;        // 1 bytes  // See the EF_??? defines above.
  96         ubyte color;        // 1 bytes
  97         ubyte num_faces;    // 1 bytes  // 19 bytes...
  98 } Edge_info;
  99
 100 // OLD BUT GOOD -- #define MAX_EDGES_FROM_VERTS(v)   ((v*5)/2)
 101 // THE following was determined by John by loading levels 1-14 and recording
 102 // numbers on 10/26/94.
 103 //#define MAX_EDGES_FROM_VERTS(v)   (((v)*21)/10)
 104 #define MAX_EDGES_FROM_VERTS(v)     ((v)*4)
 105 //#define MAX_EDGES (MAX_EDGES_FROM_VERTS(MAX_VERTICES))
 106
 107 #define MAX_EDGES 6000  // Determined by loading all the levels by John & Mike, Feb 9, 1995
 108
 109 #define K_WALL_NORMAL_COLOR     BM_XRGB(29, 29, 29 )
 110 #define K_WALL_DOOR_COLOR       BM_XRGB(5, 27, 5 )
 111 #define K_WALL_DOOR_BLUE        BM_XRGB(0, 0, 31)
 112 #define K_WALL_DOOR_GOLD        BM_XRGB(31, 31, 0)
 113 #define K_WALL_DOOR_RED         BM_XRGB(31, 0, 0)
 114 #define K_WALL_REVEALED_COLOR   BM_XRGB(0, 0, 25 ) //what you see when you have the full map powerup
 115 #define K_HOSTAGE_COLOR         BM_XRGB(0, 31, 0 )
 116 #define K_FONT_COLOR_20         BM_XRGB(20, 20, 20 )
 117 #define K_GREEN_31              BM_XRGB(0, 31, 0)
 118
 119 int Wall_normal_color;
 120 int Wall_door_color;
 121 int Wall_door_blue;
 122 int Wall_door_gold;
 123 int Wall_door_red;
 124 int Wall_revealed_color;
 125 int Hostage_color;
 126 int Font_color_20;
 127 int Green_31;
 128 int White_63;
 129 int Blue_48;
 130 int Red_48;
 131
 132 void init_automap_colors(void)
 133 {
 134         Wall_normal_color = K_WALL_NORMAL_COLOR;
 135         Wall_door_color = K_WALL_DOOR_COLOR;
 136         Wall_door_blue = K_WALL_DOOR_BLUE;
 137         Wall_door_gold = K_WALL_DOOR_GOLD;
 138         Wall_door_red = K_WALL_DOOR_RED;
 139         Wall_revealed_color = K_WALL_REVEALED_COLOR;
 140         Hostage_color = K_HOSTAGE_COLOR;
 141         Font_color_20 = K_FONT_COLOR_20;
 142         Green_31 = K_GREEN_31;
 143
 144         White_63 = gr_find_closest_color_current(63,63,63);
 145         Blue_48 = gr_find_closest_color_current(0,0,48);
 146         Red_48 = gr_find_closest_color_current(48,0,0);
 147 }
 148
 149 // Segment visited list
 150 ubyte Automap_visited[MAX_SEGMENTS];
 151
 152 // Edge list variables
 153 static int Num_edges=0;
 154 static int Max_edges;           //set each frame
 155 static int Highest_edge_index = -1;
 156 static Edge_info Edges[MAX_EDGES];
 157 static short DrawingListBright[MAX_EDGES];
 158
 159 //static short DrawingListBright[MAX_EDGES];
 160 //static short Edge_used_list[MAX_EDGES];                               //which entries in edge_list have been used
 161
 162 // Map movement defines
 163 #define PITCH_DEFAULT 9000
 164 #define ZOOM_DEFAULT i2f(20*10)
 165 #define ZOOM_MIN_VALUE i2f(20*5)
 166 #define ZOOM_MAX_VALUE i2f(20*100)
 167
 168 #define SLIDE_SPEED                             (350)
 169 #define ZOOM_SPEED_FACTOR               500     //(1500)
 170 #define ROT_SPEED_DIVISOR               (115000)
 171
 172 #ifndef AUTOMAP_DIRECT_RENDER
 173 // Screen anvas variables
 174 static int current_page=0;
 175 static grs_canvas Pages[2];
 176 static grs_canvas DrawingPages[2];
 177 #endif /* AUTOMAP_DIRECT_RENDER */
 178
 179 #define Page Pages[0]
 180 #define DrawingPage DrawingPages[0]
 181
 182 // Flags
 183 static int Automap_cheat = 0;           // If set, show everything
 184
 185 // Rendering variables
 186 static fix Automap_zoom = 0x9000;
 187 static vms_vector view_target;
 188 static fix Automap_farthest_dist = (F1_0 * 20 * 50);            // 50 segments away
 189 static vms_matrix       ViewMatrix;
 190 static fix ViewDist=0;
 191
 192 //      Function Prototypes
 193 void adjust_segment_limit(int SegmentLimit);
 194 void draw_all_edges(void);
 195 void automap_build_edge_list(void);
 196
 197 #define MAX_DROP_MULTI          2
 198 #define MAX_DROP_SINGLE 9
 199
 200 vms_vector MarkerPoint[NUM_MARKERS];            //these are only used in multi.c, and I'd get rid of them there, but when I tried to do that once, I caused some horrible bug. -MT
 201 int HighlightMarker=-1;
 202 char MarkerMessage[NUM_MARKERS][MARKER_MESSAGE_LEN];
 203 char MarkerOwner[NUM_MARKERS][CALLSIGN_LEN+1];
 204 float MarkerScale=2.0;
 205 int     MarkerObject[NUM_MARKERS];
 206
 207 extern vms_vector Matrix_scale;         //how the matrix is currently scaled
 208
 209
 210 # define automap_draw_line g3_draw_line
 211
 212
 213 // -------------------------------------------------------------
 214
 215 void DrawMarkerNumber (int num)
 216  {
 217   int i;
 218   g3s_point BasePoint,FromPoint,ToPoint;
 219
 220   float ArrayX[10][20]={ {-.25, 0.0, 0.0, 0.0, -1.0, 1.0},
 221                          {-1.0, 1.0, 1.0, 1.0, -1.0, 1.0, -1.0, -1.0, -1.0, 1.0},
 222                          {-1.0, 1.0, 1.0, 1.0, -1.0, 1.0, 0.0, 1.0},
 223                          {-1.0, -1.0, -1.0, 1.0, 1.0, 1.0},
 224                          {-1.0, 1.0, -1.0, -1.0, -1.0, 1.0, 1.0, 1.0, -1.0, 1.0},
 225                          {-1.0, 1.0, -1.0, -1.0, -1.0, 1.0, 1.0, 1.0, -1.0, 1.0},
 226                          {-1.0, 1.0, 1.0, 1.0},
 227                          {-1.0, 1.0, 1.0, 1.0, -1.0, 1.0, -1.0, -1.0, -1.0, 1.0},
 228                          {-1.0, 1.0, 1.0, 1.0, -1.0, 1.0, -1.0, -1.0}
 229
 230                        };
 231   float ArrayY[10][20]={ {.75, 1.0, 1.0, -1.0, -1.0, -1.0},
 232                          {1.0, 1.0, 1.0, 0.0, 0.0, 0.0, 0.0, -1.0, -1.0, -1.0},
 233                          {1.0, 1.0, 1.0, -1.0, -1.0, -1.0, 0.0, 0.0},
 234                          {1.0, 0.0, 0.0, 0.0, 1.0, -1.0},
 235                          {1.0, 1.0, 1.0, 0.0, 0.0, 0.0, 0.0, -1.0, -1.0, -1.0},
 236                          {1.0, 1.0, 1.0, -1.0, -1.0, -1.0, -1.0, 0.0, 0.0, 0.0},
 237                          {1.0, 1.0, 1.0, -1.0},
 238                          {1.0, 1.0, 1.0, -1.0, -1.0, -1.0, -1.0, 1.0, 0.0, 0.0},
 239                          {1.0, 1.0, 1.0, -1.0, 0.0, 0.0, 0.0, 1.0}
 240                        };
 241   int NumOfPoints[]={6,10,8,6,10,10,4,10,8};
 242
 243   for (i=0;i<NumOfPoints[num];i++)
 244    {
 245     ArrayX[num][i]*=MarkerScale;
 246     ArrayY[num][i]*=MarkerScale;
 247    }
 248
 249   if (num==HighlightMarker)
 250    gr_setcolor (White_63);
 251   else
 252    gr_setcolor (Blue_48);
 253
 254
 255   g3_rotate_point(&BasePoint,&Objects[MarkerObject[(Player_num*2)+num]].pos);
 256
 257   for (i=0;i<NumOfPoints[num];i+=2)
 258    {
 259
 260     FromPoint=BasePoint;
 261     ToPoint=BasePoint;
 262
 263     FromPoint.p3_x+=fixmul ((fl2f (ArrayX[num][i])),Matrix_scale.x);
 264     FromPoint.p3_y+=fixmul ((fl2f (ArrayY[num][i])),Matrix_scale.y);
 265     g3_code_point (&FromPoint);
 266     g3_project_point (&FromPoint);
 267
 268     ToPoint.p3_x+=fixmul ((fl2f (ArrayX[num][i+1])),Matrix_scale.x);
 269     ToPoint.p3_y+=fixmul ((fl2f (ArrayY[num][i+1])),Matrix_scale.y);
 270     g3_code_point (&ToPoint);
 271     g3_project_point (&ToPoint);
 272
 273         automap_draw_line(&FromPoint, &ToPoint);
 274    }
 275  }
 276
 277 void DropMarker (int player_marker_num)
 278 {
 279         int marker_num = (Player_num*2)+player_marker_num;
 280         object *playerp = &Objects[Players[Player_num].objnum];
 281
 282         MarkerPoint[marker_num] = playerp->pos;
 283
 284         if (MarkerObject[marker_num] != -1)
 285                 obj_delete(MarkerObject[marker_num]);
 286
 287         MarkerObject[marker_num] = drop_marker_object(&playerp->pos,playerp->segnum,&playerp->orient,marker_num);
 288
 289 #ifdef NETWORK
 290         if (Game_mode & GM_MULTI)
 291                 multi_send_drop_marker (Player_num,playerp->pos,player_marker_num,MarkerMessage[marker_num]);
 292 #endif
 293
 294 }
 295
 296 extern char guidebot_name[];
 297
 298 void DropBuddyMarker(object *objp)
 299 {
 300         int     marker_num;
 301
 302         //      Find spare marker slot.  "if" code below should be an assert, but what if someone changes NUM_MARKERS or MAX_CROP_SINGLE and it never gets hit?
 303         marker_num = MAX_DROP_SINGLE+1;
 304         if (marker_num > NUM_MARKERS-1)
 305                 marker_num = NUM_MARKERS-1;
 306
 307    sprintf(MarkerMessage[marker_num], "RIP: %s",guidebot_name);
 308
 309         MarkerPoint[marker_num] = objp->pos;
 310
 311         if (MarkerObject[marker_num] != -1 && MarkerObject[marker_num] !=0)
 312                 obj_delete(MarkerObject[marker_num]);
 313
 314         MarkerObject[marker_num] = drop_marker_object(&objp->pos, objp->segnum, &objp->orient, marker_num);
 315
 316 }
 317
 318 #define MARKER_SPHERE_SIZE 0x58000
 319
 320 void DrawMarkers ()
 321  {
 322         int i,maxdrop;
 323         static int cyc=10,cycdir=1;
 324         g3s_point sphere_point;
 325
 326         if (Game_mode & GM_MULTI)
 327         maxdrop=2;
 328         else
 329         maxdrop=9;
 330
 331         for (i=0;i<maxdrop;i++)
 332                 if (MarkerObject[(Player_num*2)+i] != -1) {
 333
 334                         g3_rotate_point(&sphere_point,&Objects[MarkerObject[(Player_num*2)+i]].pos);
 335
 336                         gr_setcolor (gr_find_closest_color_current(cyc,0,0));
 337                         g3_draw_sphere(&sphere_point,MARKER_SPHERE_SIZE);
 338                         gr_setcolor (gr_find_closest_color_current(cyc+10,0,0));
 339                         g3_draw_sphere(&sphere_point,MARKER_SPHERE_SIZE/2);
 340                         gr_setcolor (gr_find_closest_color_current(cyc+20,0,0));
 341                         g3_draw_sphere(&sphere_point,MARKER_SPHERE_SIZE/4);
 342
 343                         DrawMarkerNumber (i);
 344                 }
 345
 346         if (cycdir)
 347                 cyc+=2;
 348         else
 349                 cyc-=2;
 350
 351         if (cyc>43)
 352          {
 353                 cyc=43;
 354                 cycdir=0;
 355          }
 356         else if (cyc<10)
 357          {
 358                 cyc=10;
 359                 cycdir=1;
 360          }
 361
 362  }
 363
 364 void ClearMarkers()
 365  {
 366         int i;
 367
 368         for (i=0;i<NUM_MARKERS;i++) {
 369                 MarkerMessage[i][0]=0;
 370                 MarkerObject[i]=-1;
 371         }
 372  }
 373
 374 void automap_clear_visited()
 375 {
 376         int i;
 377         for (i=0; i<MAX_SEGMENTS; i++ )
 378                 Automap_visited[i] = 0;
 379                           ClearMarkers();
 380 }
 381
 382 grs_canvas *name_canv_left,*name_canv_right;
 383
 384 void draw_player( object * obj )
 385 {
 386         vms_vector arrow_pos, head_pos;
 387         g3s_point sphere_point, arrow_point, head_point;
 388
 389         // Draw Console player -- shaped like a ellipse with an arrow.
 390         g3_rotate_point(&sphere_point,&obj->pos);
 391         g3_draw_sphere(&sphere_point,obj->size);
 392
 393         // Draw shaft of arrow
 394         vm_vec_scale_add( &arrow_pos, &obj->pos, &obj->orient.fvec, obj->size*3 );
 395         g3_rotate_point(&arrow_point,&arrow_pos);
 396         automap_draw_line(&sphere_point, &arrow_point);
 397
 398         // Draw right head of arrow
 399         vm_vec_scale_add( &head_pos, &obj->pos, &obj->orient.fvec, obj->size*2 );
 400         vm_vec_scale_add2( &head_pos, &obj->orient.rvec, obj->size*1 );
 401         g3_rotate_point(&head_point,&head_pos);
 402         automap_draw_line(&arrow_point, &head_point);
 403
 404         // Draw left head of arrow
 405         vm_vec_scale_add( &head_pos, &obj->pos, &obj->orient.fvec, obj->size*2 );
 406         vm_vec_scale_add2( &head_pos, &obj->orient.rvec, obj->size*(-1) );
 407         g3_rotate_point(&head_point,&head_pos);
 408         automap_draw_line(&arrow_point, &head_point);
 409
 410         // Draw player's up vector
 411         vm_vec_scale_add( &arrow_pos, &obj->pos, &obj->orient.uvec, obj->size*2 );
 412         g3_rotate_point(&arrow_point,&arrow_pos);
 413         automap_draw_line(&sphere_point, &arrow_point);
 414 }
 415
 416 int AutomapHires;
 417 void draw_automap()
 418 {
 419         int i;
 420         int color;
 421         object * objp;
 422         vms_vector viewer_position;
 423         g3s_point sphere_point;
 424
 425 #ifndef AUTOMAP_DIRECT_RENDER
 426         if (!AutomapHires) {
 427                 current_page ^= 1;
 428                 gr_set_current_canvas(&DrawingPages[current_page]);
 429         }
 430         else {
 431                 gr_set_current_canvas(&DrawingPage);
 432         }
 433 #endif
 434
 435         gr_clear_canvas(BM_XRGB(0,0,0));
 436
 437         g3_start_frame();
 438         render_start_frame();
 439
 440         vm_vec_scale_add(&viewer_position,&view_target,&ViewMatrix.fvec,-ViewDist );
 441
 442         g3_set_view_matrix(&viewer_position,&ViewMatrix,Automap_zoom);
 443
 444 //      mprintf((0, "grd_curcanv->cv_bitmap.bm_data= %x\n", grd_curcanv->cv_bitmap.bm_data));
 445
 446         draw_all_edges();
 447
 448         // Draw player...
 449 #ifdef NETWORK
 450         if (Game_mode & GM_TEAM)
 451                 color = get_team(Player_num);
 452         else
 453 #endif
 454                 color = Player_num;     // Note link to above if!
 455
 456         gr_setcolor(gr_getcolor(player_rgb[color].r,player_rgb[color].g,player_rgb[color].b));
 457         draw_player(&Objects[Players[Player_num].objnum]);
 458
 459         DrawMarkers();
 460
 461         if (HighlightMarker>-1 && MarkerMessage[HighlightMarker][0]!=0)
 462          {
 463                 char msg[10+MARKER_MESSAGE_LEN+1];
 464
 465                 sprintf(msg,"Marker %d: %s",HighlightMarker+1,MarkerMessage[(Player_num*2)+HighlightMarker]);
 466
 467                 gr_setcolor (Red_48);
 468
 469                 modex_printf(5,20,msg,SMALL_FONT,Font_color_20);
 470          }
 471
 472         // Draw player(s)...
 473 #ifdef NETWORK
 474         if ( (Game_mode & (GM_TEAM | GM_MULTI_COOP)) || (Netgame.game_flags & NETGAME_FLAG_SHOW_MAP) )  {
 475                 for (i=0; i<N_players; i++)             {
 476                         if ( (i != Player_num) && ((Game_mode & GM_MULTI_COOP) || (get_team(Player_num) == get_team(i)) || (Netgame.game_flags & NETGAME_FLAG_SHOW_MAP)) )      {
 477                                 if ( Objects[Players[i].objnum].type == OBJ_PLAYER )    {
 478                                         if (Game_mode & GM_TEAM)
 479                                                 color = get_team(i);
 480                                         else
 481                                                 color = i;
 482                                         gr_setcolor(gr_getcolor(player_rgb[color].r,player_rgb[color].g,player_rgb[color].b));
 483                                         draw_player(&Objects[Players[i].objnum]);
 484                                 }
 485                         }
 486                 }
 487         }
 488 #endif
 489
 490         objp = &Objects[0];
 491         for (i=0;i<=Highest_object_index;i++,objp++) {
 492                 switch( objp->type )    {
 493                 case OBJ_HOSTAGE:
 494                         gr_setcolor(Hostage_color);
 495                         g3_rotate_point(&sphere_point,&objp->pos);
 496                         g3_draw_sphere(&sphere_point,objp->size);
 497                         break;
 498                 case OBJ_POWERUP:
 499                         if ( Automap_visited[objp->segnum] )    {
 500                                 if ( (objp->id==POW_KEY_RED) || (objp->id==POW_KEY_BLUE) || (objp->id==POW_KEY_GOLD) )  {
 501                                         switch (objp->id) {
 502                                         case POW_KEY_RED:               gr_setcolor(gr_getcolor(63, 5, 5));     break;
 503                                         case POW_KEY_BLUE:      gr_setcolor(gr_getcolor(5, 5, 63)); break;
 504                                         case POW_KEY_GOLD:      gr_setcolor(gr_getcolor(63, 63, 10)); break;
 505                                         default:
 506                                                 Error("Illegal key type: %i", objp->id);
 507                                         }
 508                                         g3_rotate_point(&sphere_point,&objp->pos);
 509                                         g3_draw_sphere(&sphere_point,objp->size*4);
 510                                 }
 511                         }
 512                         break;
 513                 }
 514         }
 515
 516         g3_end_frame();
 517
 518         gr_bitmapm(AutomapHires?10:5, AutomapHires?10:5, &name_canv_left->cv_bitmap);
 519         gr_bitmapm(grd_curcanv->cv_bitmap.bm_w-(AutomapHires?10:5)-name_canv_right->cv_bitmap.bm_w,AutomapHires?10:5,&name_canv_right->cv_bitmap);
 520
 521 #ifdef OGL
 522         ogl_swap_buffers();
 523 #else
 524 #ifndef AUTOMAP_DIRECT_RENDER
 525         if (!AutomapHires)
 526                 gr_show_canvas( &Pages[current_page] );
 527         else {
 528                 //gr_bm_ubitblt( Page.cv_bitmap.bm_w, Page.cv_bitmap.bm_h, Page.cv_bitmap.bm_x, Page.cv_bitmap.bm_y, 0, 0, &Page.cv_bitmap, &VR_screen_pages[0].cv_bitmap );
 529                 gr_bm_ubitblt( Page.cv_bitmap.bm_w, Page.cv_bitmap.bm_h, Page.cv_bitmap.bm_x, Page.cv_bitmap.bm_y, 0, 0, &Page.cv_bitmap, &grd_curscreen->sc_canvas.cv_bitmap );
 530         }
 531         gr_update();
 532 #endif
 533 #endif
 534 }
 535
 536 #define LEAVE_TIME 0x4000
 537
 538 #define WINDOW_WIDTH            288
 539
 540
 541 //print to canvas & double height
 542 grs_canvas *print_to_canvas(char *s,grs_font *font, int fc, int bc, int double_flag)
 543 {
 544         int y;
 545         ubyte *data;
 546         int rs;
 547         grs_canvas *temp_canv;
 548         grs_font *save_font;
 549         int w,h,aw;
 550         grs_canvas *save_canv;
 551
 552         save_canv = grd_curcanv;
 553
 554         save_font = grd_curcanv->cv_font;
 555         gr_set_curfont(font);                                   //set the font we're going to use
 556         gr_get_string_size(s,&w,&h,&aw);                //now get the string size
 557         gr_set_curfont(save_font);                              //restore real font
 558
 559         //temp_canv = gr_create_canvas(font->ft_w*strlen(s),font->ft_h*2);
 560         temp_canv = gr_create_canvas(w,font->ft_h*2);
 561
 562         gr_set_current_canvas(temp_canv);
 563         gr_set_curfont(font);
 564         temp_canv->cv_bitmap.bm_flags |= BM_FLAG_TRANSPARENT;
 565         gr_clear_canvas(TRANSPARENCY_COLOR);                                            //trans color
 566         gr_set_fontcolor(fc,bc);
 567         gr_printf(0,0,s);
 568
 569         //now double it, since we're drawing to 400-line modex screen
 570
 571         if (double_flag) {
 572                 data = temp_canv->cv_bitmap.bm_data;
 573                 rs = temp_canv->cv_bitmap.bm_rowsize;
 574
 575                 for (y=temp_canv->cv_bitmap.bm_h/2;y--;) {
 576                         memcpy(data+(rs*y*2),data+(rs*y),temp_canv->cv_bitmap.bm_w);
 577                         memcpy(data+(rs*(y*2+1)),data+(rs*y),temp_canv->cv_bitmap.bm_w);
 578                 }
 579         }
 580
 581         gr_set_current_canvas(save_canv);
 582
 583         return temp_canv;
 584 }
 585
 586 //print to buffer, double heights, and blit bitmap to screen
 587 void modex_printf(int x,int y,char *s,grs_font *font,int color)
 588 {
 589         grs_canvas *temp_canv;
 590
 591         temp_canv = print_to_canvas(s, font, color, -1, !AutomapHires);
 592
 593         gr_bitmapm(x,y,&temp_canv->cv_bitmap);
 594
 595         gr_free_canvas(temp_canv);
 596 }
 597
 598 //name for each group.  maybe move somewhere else
 599 char *system_name[] = {
 600                         "Zeta Aquilae",
 601                         "Quartzon System",
 602                         "Brimspark System",
 603                         "Limefrost Spiral",
 604                         "Baloris Prime",
 605                         "Omega System"};
 606
 607 void create_name_canv()
 608 {
 609         char    name_level_left[128],name_level_right[128];
 610
 611         if (Current_level_num > 0)
 612                 sprintf(name_level_left, "%s %i",TXT_LEVEL, Current_level_num);
 613         else
 614                 sprintf(name_level_left, "Secret Level %i",-Current_level_num);
 615
 616         if (PLAYING_BUILTIN_MISSION && Current_level_num > 0)
 617                 sprintf(name_level_right,"%s %d: ",system_name[(Current_level_num-1)/4],((Current_level_num-1)%4)+1);
 618         else
 619                 strcpy(name_level_right, " ");
 620
 621         strcat(name_level_right, Current_level_name);
 622
 623         gr_set_fontcolor(Green_31,-1);
 624         name_canv_left = print_to_canvas(name_level_left, SMALL_FONT, Green_31, -1, !AutomapHires);
 625         name_canv_right = print_to_canvas(name_level_right,SMALL_FONT, Green_31, -1, !AutomapHires);
 626
 627 }
 628
 629
 630 extern void GameLoop(int, int );
 631 extern int set_segment_depths(int start_seg, ubyte *segbuf);
 632
 633 int Automap_active = 0;
 634
 635 #ifdef RELEASE
 636 #define MAP_BACKGROUND_FILENAME (AutomapHires?"\x01MAPB.PCX":"\x01MAP.PCX")     //load only from hog file
 637 #else
 638 #define MAP_BACKGROUND_FILENAME ((AutomapHires && cfexist("mapb.pcx"))?"MAPB.PCX":"MAP.PCX")
 639 #endif
 640
 641 int Automap_always_hires=0;
 642 extern int MenuHiresAvailable;
 643
 644 extern int Current_display_mode;
 645
 646 u_int32_t automap_mode = SM(640,480);
 647 int automap_width = 640;
 648 int automap_height = 480;
 649 int automap_use_game_res=0;
 650 int nice_automap = 0;
 651
 652 #define RESCALE_X(x) ((x) * automap_width / 640)
 653 #define RESCALE_Y(y) ((y) * automap_height / 480)
 654
 655 void do_automap( int key_code ) {
 656         int done=0;
 657         vms_matrix      tempm;
 658         vms_angvec      tangles;
 659         int leave_mode=0;
 660         int first_time=1;
 661         int pcx_error;
 662 #if !defined(AUTOMAP_DIRECT_RENDER) || !defined(NDEBUG)
 663         int i;
 664 #endif
 665         int c, marker_num;
 666         fix entry_time;
 667         int pause_game=1;               // Set to 1 if everything is paused during automap...No pause during net.
 668         fix t1, t2;
 669         control_info saved_control_info;
 670         grs_bitmap Automap_background;
 671         int Max_segments_away = 0;
 672         int SegmentLimit = 1;
 673         ubyte pal[256*3];
 674         char maxdrop;
 675         int must_free_canvas=0;
 676
 677         Automap_active = 1;
 678
 679         init_automap_colors();
 680
 681         key_code = key_code;    // disable warning...
 682
 683         if ((Game_mode & GM_MULTI) && (Function_mode == FMODE_GAME) && (!Endlevel_sequence))
 684                 pause_game = 0;
 685
 686         if (pause_game) {
 687                 stop_time();
 688                 digi_pause_digi_sounds();
 689         }
 690
 691         Max_edges = min(MAX_EDGES_FROM_VERTS(Num_vertices),MAX_EDGES);                  //make maybe smaller than max
 692
 693         mprintf( (0, "Num_vertices=%d, Max_edges=%d, (MAX:%d)\n", Num_vertices, Max_edges, MAX_EDGES ));
 694         mprintf( (0, "Allocated %d K for automap edge list\n", (sizeof(Edge_info)+sizeof(short))*Max_edges/1024 ));
 695
 696         if ((Current_display_mode!=0 && Current_display_mode!=2) || (Automap_always_hires && MenuHiresAvailable)) {
 697                 //edit 4/23/99 Matt Mueller - don't switch res unless we need to
 698                 if (grd_curscreen->sc_mode != AUTOMAP_MODE)
 699                         gr_set_mode( AUTOMAP_MODE );
 700                 else
 701                         gr_set_current_canvas(NULL);
 702                 //end edit -MM
 703                 automap_width=grd_curscreen->sc_canvas.cv_bitmap.bm_w;
 704                 automap_height=grd_curscreen->sc_canvas.cv_bitmap.bm_h;
 705                 AutomapHires = 1;
 706         }
 707         else {
 708                 gr_set_mode( SM(320, 400));
 709                 AutomapHires = 0;
 710         }
 711
 712         FontHires = FontHiresAvailable && AutomapHires;
 713
 714         create_name_canv();
 715
 716         gr_palette_clear();
 717
 718         if (!AutomapHires) {
 719 #ifndef MACINTOSH
 720 #ifndef AUTOMAP_DIRECT_RENDER
 721                 gr_init_sub_canvas(&Pages[0],grd_curcanv,0,0,320,400);
 722                 gr_init_sub_canvas(&Pages[1],grd_curcanv,0,401,320,400);
 723                 gr_init_sub_canvas(&DrawingPages[0],&Pages[0],16,69,WINDOW_WIDTH,272);
 724                 gr_init_sub_canvas(&DrawingPages[1],&Pages[1],16,69,WINDOW_WIDTH,272);
 725 #endif
 726
 727                 gr_init_bitmap_data (&Automap_background);
 728                 pcx_error = pcx_read_bitmap(MAP_BACKGROUND_FILENAME, &Automap_background, BM_LINEAR, pal);
 729                 if (pcx_error != PCX_ERROR_NONE)
 730                         Error("File %s - PCX error: %s", MAP_BACKGROUND_FILENAME, pcx_errormsg(pcx_error));
 731                 gr_remap_bitmap_good(&Automap_background, pal, -1, -1);
 732
 733 #ifndef AUTOMAP_DIRECT_RENDER
 734                 for (i=0; i<2; i++)
 735                 {
 736                         gr_set_current_canvas(&Pages[i]);
 737                         gr_bitmap(0, 0, &Automap_background );
 738                         modex_printf(40,  22, TXT_AUTOMAP, HUGE_FONT, Font_color_20);
 739                         modex_printf(30, 353, TXT_TURN_SHIP, SMALL_FONT, Font_color_20);
 740                         modex_printf(30, 369, TXT_SLIDE_UPDOWN, SMALL_FONT, Font_color_20);
 741                         modex_printf(30, 385, TXT_VIEWING_DISTANCE, SMALL_FONT, Font_color_20);
 742                 }
 743                 gr_free_bitmap_data(&Automap_background);
 744                 gr_set_current_canvas(&DrawingPages[current_page]);
 745 #endif /* AUTOMAP_DIRECT_RENDER */
 746 #endif /* MACINTOSH */
 747         }
 748         else {
 749 #ifndef AUTOMAP_DIRECT_RENDER
 750                 if (VR_render_buffer[0].cv_w >= automap_width && VR_render_buffer[0].cv_h >= automap_height)
 751                         gr_init_sub_canvas(&Page,&VR_render_buffer[0],0, 0, automap_width, automap_height);
 752                 else {
 753                         void *raw_data;
 754                         MALLOC(raw_data,ubyte,automap_width*automap_height);
 755                         gr_init_canvas(&Page,raw_data,BM_LINEAR,automap_width,automap_height);
 756                         must_free_canvas = 1;
 757                 }
 758
 759                 gr_init_sub_canvas(&DrawingPage, &Page, RESCALE_X(27), RESCALE_Y(80), RESCALE_X(582), RESCALE_Y(334));
 760
 761                 gr_set_current_canvas(&Page);
 762 #endif
 763
 764
 765                 pcx_error = pcx_read_fullscr(MAP_BACKGROUND_FILENAME, pal);
 766                         if ( pcx_error != PCX_ERROR_NONE )      {
 767                                 //printf("File %s - PCX error: %s",MAP_BACKGROUND_FILENAME,pcx_errormsg(pcx_error));
 768                                 Error("File %s - PCX error: %s",MAP_BACKGROUND_FILENAME,pcx_errormsg(pcx_error));
 769                                 return;
 770                         }
 771
 772                         gr_remap_bitmap_good( &(grd_curcanv->cv_bitmap), pal, -1, -1 );
 773
 774                         gr_set_curfont(HUGE_FONT);
 775                         gr_set_fontcolor(BM_XRGB(20, 20, 20), -1);
 776                         gr_printf(RESCALE_X(80), RESCALE_Y(36), TXT_AUTOMAP, HUGE_FONT);
 777                         gr_set_curfont(SMALL_FONT);
 778                         gr_set_fontcolor(BM_XRGB(20, 20, 20), -1);
 779                         gr_printf(RESCALE_X(60), RESCALE_Y(426), TXT_TURN_SHIP);
 780                         gr_printf(RESCALE_X(60), RESCALE_Y(443), TXT_SLIDE_UPDOWN);
 781                         gr_printf(RESCALE_X(60), RESCALE_Y(460), TXT_VIEWING_DISTANCE);
 782
 783 #ifndef AUTOMAP_DIRECT_RENDER
 784                         gr_set_current_canvas(&DrawingPage);
 785 #endif
 786         }
 787
 788
 789         automap_build_edge_list();
 790
 791         if ( ViewDist==0 )
 792                 ViewDist = ZOOM_DEFAULT;
 793         ViewMatrix = Objects[Players[Player_num].objnum].orient;
 794
 795         tangles.p = PITCH_DEFAULT;
 796         tangles.h  = 0;
 797         tangles.b  = 0;
 798
 799         done = 0;
 800
 801         view_target = Objects[Players[Player_num].objnum].pos;
 802
 803         t1 = entry_time = timer_get_fixed_seconds();
 804         t2 = t1;
 805
 806         //Fill in Automap_visited from Objects[Players[Player_num].objnum].segnum
 807         Max_segments_away = set_segment_depths(Objects[Players[Player_num].objnum].segnum, Automap_visited);
 808         SegmentLimit = Max_segments_away;
 809
 810         adjust_segment_limit(SegmentLimit);
 811
 812         while(!done)    {
 813                 if ( leave_mode==0 && Controls.automap_state && (timer_get_fixed_seconds()-entry_time)>LEAVE_TIME)
 814                         leave_mode = 1;
 815
 816                 if ( !Controls.automap_state && (leave_mode==1) )
 817                         done=1;
 818
 819                 if (!pause_game)        {
 820                         ushort old_wiggle;
 821                         saved_control_info = Controls;                          // Save controls so we can zero them
 822                         memset(&Controls,0,sizeof(control_info));       // Clear everything...
 823                         old_wiggle = ConsoleObject->mtype.phys_info.flags & PF_WIGGLE;  // Save old wiggle
 824                         ConsoleObject->mtype.phys_info.flags &= ~PF_WIGGLE;             // Turn off wiggle
 825                         #ifdef NETWORK
 826                         if (multi_menu_poll())
 827                                 done = 1;
 828                         #endif
 829 //                      GameLoop( 0, 0 );               // Do game loop with no rendering and no reading controls.
 830                         ConsoleObject->mtype.phys_info.flags |= old_wiggle;     // Restore wiggle
 831                         Controls = saved_control_info;
 832                 }
 833
 834         #ifndef WINDOWS
 835                 controls_read_all();
 836         #else
 837                 controls_read_all_win();
 838         #endif
 839
 840                 if ( Controls.automap_down_count )      {
 841                         if (leave_mode==0)
 842                                 done = 1;
 843                         c = 0;
 844                 }
 845
 846                 //see if redbook song needs to be restarted
 847                 songs_check_redbook_repeat();
 848
 849                 while( (c=key_inkey()) )        {
 850                         switch( c ) {
 851                         #ifndef NDEBUG
 852                         case KEY_BACKSP: Int3(); break;
 853                         #endif
 854
 855                         case KEY_PRINT_SCREEN: {
 856                                 if (AutomapHires)
 857                                         gr_set_current_canvas(NULL);
 858 #ifndef AUTOMAP_DIRECT_RENDER
 859                                 else
 860                                         gr_set_current_canvas(&Pages[current_page]);
 861 #endif
 862                                 save_screen_shot(1);
 863                                 break;
 864                         }
 865
 866                         case KEY_ESC:
 867                                 if (leave_mode==0)
 868                                         done = 1;
 869                                  break;
 870
 871                         #ifndef NDEBUG
 872                         case KEY_DEBUGGED+KEY_F:        {
 873                                 for (i=0; i<=Highest_segment_index; i++ )
 874                                         Automap_visited[i] = 1;
 875                                 automap_build_edge_list();
 876                                 Max_segments_away = set_segment_depths(Objects[Players[Player_num].objnum].segnum, Automap_visited);
 877                                 SegmentLimit = Max_segments_away;
 878                                 adjust_segment_limit(SegmentLimit);
 879                                 }
 880                                 break;
 881                         #endif
 882
 883                         case KEY_MINUS:
 884                                 if (SegmentLimit > 1)           {
 885                                         SegmentLimit--;
 886                                         adjust_segment_limit(SegmentLimit);
 887                                 }
 888                                 break;
 889                         case KEY_EQUAL:
 890                                 if (SegmentLimit < Max_segments_away)   {
 891                                         SegmentLimit++;
 892                                         adjust_segment_limit(SegmentLimit);
 893                                 }
 894                                 break;
 895                         case KEY_1:
 896                         case KEY_2:
 897                         case KEY_3:
 898                         case KEY_4:
 899                         case KEY_5:
 900                         case KEY_6:
 901                         case KEY_7:
 902                         case KEY_8:
 903                         case KEY_9:
 904                         case KEY_0:
 905                                 if (Game_mode & GM_MULTI)
 906                                 maxdrop=2;
 907                                 else
 908                                 maxdrop=9;
 909
 910                         #ifndef MACINTOSH
 911                         marker_num = c-KEY_1;
 912                         #else
 913                         switch(c) {             // god this is stupid.....
 914                                 case KEY_1: marker_num = 0; break;
 915                                 case KEY_2: marker_num = 1; break;
 916                                 case KEY_3: marker_num = 2; break;
 917                                 case KEY_4: marker_num = 3; break;
 918                                 case KEY_5: marker_num = 4; break;
 919                                 case KEY_6: marker_num = 5; break;
 920                                 case KEY_7: marker_num = 6; break;
 921                                 case KEY_8: marker_num = 7; break;
 922                                 case KEY_9: marker_num = 8; break;
 923                                 case KEY_0: marker_num = 9; break;
 924                         }
 925                         #endif
 926             if (marker_num<=maxdrop)
 927                                  {
 928                                         if (MarkerObject[marker_num] != -1)
 929                                                 HighlightMarker=marker_num;
 930                                  }
 931                           break;
 932
 933                         case KEY_D+KEY_CTRLED:
 934 #ifndef AUTOMAP_DIRECT_RENDER
 935                                 if (current_page)               //menu will only work on page 0
 936                                         draw_automap(); //..so switch from 1 to 0
 937 #endif
 938
 939                                 if (HighlightMarker > -1 && MarkerObject[HighlightMarker] != -1) {
 940 #ifndef AUTOMAP_DIRECT_RENDER
 941                                         gr_set_current_canvas(&Pages[current_page]);
 942 #endif
 943
 944                                         if (nm_messagebox( NULL, 2, TXT_YES, TXT_NO, "Delete Marker?" ) == 0) {
 945                                                 obj_delete(MarkerObject[HighlightMarker]);
 946                                                 MarkerObject[HighlightMarker]=-1;
 947                                                 MarkerMessage[HighlightMarker][0]=0;
 948                                                 HighlightMarker = -1;
 949                                         }
 950                                 }
 951                                 break;
 952
 953                         #ifndef RELEASE
 954                         case KEY_COMMA:
 955                                 if (MarkerScale>.5)
 956                                         MarkerScale-=.5;
 957                                 break;
 958                         case KEY_PERIOD:
 959                                 if (MarkerScale<30.0)
 960                                         MarkerScale+=.5;
 961                                 break;
 962                         #endif
 963
 964 //added 8/23/99 by Matt Mueller for hot key res/fullscreen changing, and menu access
 965 #if 0
 966                         case KEY_CTRLED+KEY_SHIFTED+KEY_PADDIVIDE:
 967                         case KEY_ALTED+KEY_CTRLED+KEY_PADDIVIDE:
 968                         case KEY_ALTED+KEY_SHIFTED+KEY_PADDIVIDE:
 969                                 d1x_options_menu();
 970                                 break;
 971                         case KEY_CTRLED+KEY_SHIFTED+KEY_PADMULTIPLY:
 972                         case KEY_ALTED+KEY_CTRLED+KEY_PADMULTIPLY:
 973                         case KEY_ALTED+KEY_SHIFTED+KEY_PADMULTIPLY:
 974                                 change_res();
 975                                 break;
 976                         case KEY_CTRLED+KEY_SHIFTED+KEY_PADMINUS:
 977                         case KEY_ALTED+KEY_CTRLED+KEY_PADMINUS:
 978                         case KEY_ALTED+KEY_SHIFTED+KEY_PADMINUS:
 979                                 //lower res
 980                                 //should we just cycle through the list that is displayed in the res change menu?
 981                                 // what if their card/X/etc can't handle that mode? hrm.
 982                                 //well, the quick access to the menu is good enough for now.
 983                                 break;
 984                         case KEY_CTRLED+KEY_SHIFTED+KEY_PADPLUS:
 985                         case KEY_ALTED+KEY_CTRLED+KEY_PADPLUS:
 986                         case KEY_ALTED+KEY_SHIFTED+KEY_PADPLUS:
 987                                 //increase res
 988                                 break;
 989 #endif
 990                         case KEY_ALTED+KEY_ENTER:
 991                         case KEY_ALTED+KEY_PADENTER:
 992                                 gr_toggle_fullscreen_game();
 993                                 break;
 994 //end addition -MM
 995
 996               }
 997                 }
 998
 999                 if ( Controls.fire_primary_down_count ) {
1000                         // Reset orientation
1001                         ViewDist = ZOOM_DEFAULT;
1002                         tangles.p = PITCH_DEFAULT;
1003                         tangles.h  = 0;
1004                         tangles.b  = 0;
1005                         view_target = Objects[Players[Player_num].objnum].pos;
1006                 }
1007
1008                 ViewDist -= Controls.forward_thrust_time*ZOOM_SPEED_FACTOR;
1009
1010                 tangles.p += fixdiv( Controls.pitch_time, ROT_SPEED_DIVISOR );
1011                 tangles.h  += fixdiv( Controls.heading_time, ROT_SPEED_DIVISOR );
1012                 tangles.b  += fixdiv( Controls.bank_time, ROT_SPEED_DIVISOR*2 );
1013
1014                 if ( Controls.vertical_thrust_time || Controls.sideways_thrust_time )   {
1015                         vms_angvec      tangles1;
1016                         vms_vector      old_vt;
1017                         old_vt = view_target;
1018                         tangles1 = tangles;
1019                         vm_angles_2_matrix(&tempm,&tangles1);
1020                         vm_matrix_x_matrix(&ViewMatrix,&Objects[Players[Player_num].objnum].orient,&tempm);
1021                         vm_vec_scale_add2( &view_target, &ViewMatrix.uvec, Controls.vertical_thrust_time*SLIDE_SPEED );
1022                         vm_vec_scale_add2( &view_target, &ViewMatrix.rvec, Controls.sideways_thrust_time*SLIDE_SPEED );
1023                         if ( vm_vec_dist_quick( &view_target, &Objects[Players[Player_num].objnum].pos) > i2f(1000) )   {
1024                                 view_target = old_vt;
1025                         }
1026                 }
1027
1028                 vm_angles_2_matrix(&tempm,&tangles);
1029                 vm_matrix_x_matrix(&ViewMatrix,&Objects[Players[Player_num].objnum].orient,&tempm);
1030
1031                 if ( ViewDist < ZOOM_MIN_VALUE ) ViewDist = ZOOM_MIN_VALUE;
1032                 if ( ViewDist > ZOOM_MAX_VALUE ) ViewDist = ZOOM_MAX_VALUE;
1033
1034                 draw_automap();
1035
1036                 if ( first_time )       {
1037                         first_time = 0;
1038                         gr_palette_load( gr_palette );
1039                 }
1040
1041                 t2 = timer_get_fixed_seconds();
1042                 while (t2 - t1 < F1_0 / 100) // ogl is fast enough that the automap can read the input too fast and you start to turn really slow.  So delay a bit (and free up some cpu :)
1043                 {
1044                         if (nice_automap)
1045                                 timer_delay(1);
1046
1047                         t2 = timer_get_fixed_seconds();
1048                 }
1049                 if (pause_game)
1050                         FrameTime=t2-t1;
1051                 t1 = t2;
1052         }
1053
1054         //d_free(Edges);
1055         //d_free(DrawingListBright);
1056
1057         gr_free_canvas(name_canv_left);  name_canv_left=NULL;
1058         gr_free_canvas(name_canv_right);  name_canv_right=NULL;
1059
1060 #ifndef AUTOMAP_DIRECT_RENDER
1061         if (must_free_canvas)
1062                 d_free(Page.cv_bitmap.bm_data);
1063 #endif
1064
1065         mprintf( (0, "Automap memory freed\n" ));
1066
1067         game_flush_inputs();
1068
1069         if (pause_game)
1070         {
1071                 start_time();
1072                 digi_resume_digi_sounds();
1073         }
1074
1075         Automap_active = 0;
1076 }
1077
1078 void adjust_segment_limit(int SegmentLimit)
1079 {
1080         int i,e1;
1081         Edge_info * e;
1082
1083         mprintf(( 0, "Seglimit: %d\n", SegmentLimit ));
1084
1085         for (i=0; i<=Highest_edge_index; i++ )  {
1086                 e = &Edges[i];
1087                 e->flags |= EF_TOO_FAR;
1088                 for (e1=0; e1<e->num_faces; e1++ )      {
1089                         if ( Automap_visited[e->segnum[e1]] <= SegmentLimit )   {
1090                                 e->flags &= (~EF_TOO_FAR);
1091                                 break;
1092                         }
1093                 }
1094         }
1095
1096 }
1097
1098 void draw_all_edges()
1099 {
1100         g3s_codes cc;
1101         int i,j,nbright;
1102         ubyte nfacing,nnfacing;
1103         Edge_info *e;
1104         vms_vector *tv1;
1105         fix distance;
1106         fix min_distance = 0x7fffffff;
1107         g3s_point *p1, *p2;
1108
1109
1110         nbright=0;
1111
1112         for (i=0; i<=Highest_edge_index; i++ )  {
1113                 //e = &Edges[Edge_used_list[i]];
1114                 e = &Edges[i];
1115                 if (!(e->flags & EF_USED)) continue;
1116
1117                 if ( e->flags & EF_TOO_FAR) continue;
1118
1119                 if (e->flags&EF_FRONTIER)       {                                               // A line that is between what we have seen and what we haven't
1120                         if ( (!(e->flags&EF_SECRET))&&(e->color==Wall_normal_color))
1121                                 continue;               // If a line isn't secret and is normal color, then don't draw it
1122                 }
1123
1124                 cc=rotate_list(2,e->verts);
1125                 distance = Segment_points[e->verts[1]].p3_z;
1126
1127                 if (min_distance>distance )
1128                         min_distance = distance;
1129
1130                 if (!cc.and)    {       //all off screen?
1131                         nfacing = nnfacing = 0;
1132                         tv1 = &Vertices[e->verts[0]];
1133                         j = 0;
1134                         while( j<e->num_faces && (nfacing==0 || nnfacing==0) )  {
1135                                 #ifdef COMPACT_SEGS
1136                                 vms_vector temp_v;
1137                                 get_side_normal(&Segments[e->segnum[j]], e->sides[j], 0, &temp_v );
1138                                 if (!g3_check_normal_facing( tv1, &temp_v ) )
1139                                 #else
1140                                 if (!g3_check_normal_facing( tv1, &Segments[e->segnum[j]].sides[e->sides[j]].normals[0] ) )
1141                                 #endif
1142                                         nfacing++;
1143                                 else
1144                                         nnfacing++;
1145                                 j++;
1146                         }
1147
1148                         if ( nfacing && nnfacing )      {
1149                                 // a contour line
1150                                 DrawingListBright[nbright++] = e-Edges;
1151                         } else if ( e->flags&(EF_DEFINING|EF_GRATE) )   {
1152                                 if ( nfacing == 0 )     {
1153                                         if ( e->flags & EF_NO_FADE )
1154                                                 gr_setcolor( e->color );
1155                                         else
1156                                                 gr_setcolor( gr_fade_table[e->color+256*8] );
1157                                         g3_draw_line( &Segment_points[e->verts[0]], &Segment_points[e->verts[1]] );
1158                                 }       else {
1159                                         DrawingListBright[nbright++] = e-Edges;
1160                                 }
1161                         }
1162                 }
1163         }
1164
1165 ///     mprintf( (0, "Min distance=%.2f, ViewDist=%.2f, Delta=%.2f\n", f2fl(min_distance), f2fl(ViewDist), f2fl(min_distance)- f2fl(ViewDist) ));
1166
1167         if ( min_distance < 0 ) min_distance = 0;
1168
1169         // Sort the bright ones using a shell sort
1170         {
1171                 int t;
1172                 int i, j, incr, v1, v2;
1173
1174                 incr = nbright / 2;
1175                 while( incr > 0 )       {
1176                         for (i=incr; i<nbright; i++ )   {
1177                                 j = i - incr;
1178                                 while (j>=0 )   {
1179                                         // compare element j and j+incr
1180                                         v1 = Edges[DrawingListBright[j]].verts[0];
1181                                         v2 = Edges[DrawingListBright[j+incr]].verts[0];
1182
1183                                         if (Segment_points[v1].p3_z < Segment_points[v2].p3_z) {
1184                                                 // If not in correct order, them swap 'em
1185                                                 t=DrawingListBright[j+incr];
1186                                                 DrawingListBright[j+incr]=DrawingListBright[j];
1187                                                 DrawingListBright[j]=t;
1188                                                 j -= incr;
1189                                         }
1190                                         else
1191                                                 break;
1192                                 }
1193                         }
1194                         incr = incr / 2;
1195                 }
1196         }
1197
1198         // Draw the bright ones
1199         for (i=0; i<nbright; i++ )      {
1200                 int color;
1201                 fix dist;
1202                 e = &Edges[DrawingListBright[i]];
1203                 p1 = &Segment_points[e->verts[0]];
1204                 p2 = &Segment_points[e->verts[1]];
1205                 dist = p1->p3_z - min_distance;
1206                 // Make distance be 1.0 to 0.0, where 0.0 is 10 segments away;
1207                 if ( dist < 0 ) dist=0;
1208                 if ( dist >= Automap_farthest_dist ) continue;
1209
1210                 if ( e->flags & EF_NO_FADE )    {
1211                         gr_setcolor( e->color );
1212                 } else {
1213                         dist = F1_0 - fixdiv( dist, Automap_farthest_dist );
1214                         color = f2i( dist*31 );
1215                         gr_setcolor( gr_fade_table[e->color+color*256] );
1216                 }
1217                 g3_draw_line( p1, p2 );
1218         }
1219
1220 }
1221
1222
1223 //==================================================================
1224 //
1225 // All routines below here are used to build the Edge list
1226 //
1227 //==================================================================
1228
1229
1230 //finds edge, filling in edge_ptr. if found old edge, returns index, else return -1
1231 static int automap_find_edge(int v0,int v1,Edge_info **edge_ptr)
1232 {
1233         long vv, evv;
1234         short hash,oldhash;
1235         int ret, ev0, ev1;
1236
1237         vv = (v1<<16) + v0;
1238
1239         oldhash = hash = ((v0*5+v1) % Max_edges);
1240
1241         ret = -1;
1242
1243         while (ret==-1) {
1244                 ev0 = (int)(Edges[hash].verts[0]);
1245                 ev1 = (int)(Edges[hash].verts[1]);
1246                 evv = (ev1<<16)+ev0;
1247                 if (Edges[hash].num_faces == 0 ) ret=0;
1248                 else if (evv == vv) ret=1;
1249                 else {
1250                         if (++hash==Max_edges) hash=0;
1251                         if (hash==oldhash) Error("Edge list full!");
1252                 }
1253         }
1254
1255         *edge_ptr = &Edges[hash];
1256
1257         if (ret == 0)
1258                 return -1;
1259         else
1260                 return hash;
1261
1262 }
1263
1264
1265 void add_one_edge( short va, short vb, ubyte color, ubyte side, short segnum, int hidden, int grate, int no_fade )      {
1266         int found;
1267         Edge_info *e;
1268         short tmp;
1269
1270         if ( Num_edges >= Max_edges)    {
1271                 // GET JOHN! (And tell him that his
1272                 // MAX_EDGES_FROM_VERTS formula is hosed.)
1273                 // If he's not around, save the mine,
1274                 // and send him  mail so he can look
1275                 // at the mine later. Don't modify it.
1276                 // This is important if this happens.
1277                 Int3();         // LOOK ABOVE!!!!!!
1278                 return;
1279         }
1280
1281         if ( va > vb )  {
1282                 tmp = va;
1283                 va = vb;
1284                 vb = tmp;
1285         }
1286
1287         found = automap_find_edge(va,vb,&e);
1288
1289         if (found == -1) {
1290                 e->verts[0] = va;
1291                 e->verts[1] = vb;
1292                 e->color = color;
1293                 e->num_faces = 1;
1294                 e->flags = EF_USED | EF_DEFINING;                       // Assume a normal line
1295                 e->sides[0] = side;
1296                 e->segnum[0] = segnum;
1297                 //Edge_used_list[Num_edges] = e-Edges;
1298                 if ( (e-Edges) > Highest_edge_index )
1299                         Highest_edge_index = e - Edges;
1300                 Num_edges++;
1301         } else {
1302                 //Assert(e->num_faces < 8 );
1303
1304                 if ( color != Wall_normal_color )
1305                         if (color != Wall_revealed_color)
1306                                 e->color = color;
1307
1308                 if ( e->num_faces < 4 ) {
1309                         e->sides[e->num_faces] = side;
1310                         e->segnum[e->num_faces] = segnum;
1311                         e->num_faces++;
1312                 }
1313         }
1314
1315         if ( grate )
1316                 e->flags |= EF_GRATE;
1317
1318         if ( hidden )
1319                 e->flags|=EF_SECRET;            // Mark this as a hidden edge
1320         if ( no_fade )
1321                 e->flags |= EF_NO_FADE;
1322 }
1323
1324 void add_one_unknown_edge( short va, short vb ) {
1325         int found;
1326         Edge_info *e;
1327         short tmp;
1328
1329         if ( va > vb )  {
1330                 tmp = va;
1331                 va = vb;
1332                 vb = tmp;
1333         }
1334
1335         found = automap_find_edge(va,vb,&e);
1336         if (found != -1)
1337                 e->flags|=EF_FRONTIER;          // Mark as a border edge
1338 }
1339
1340 #ifndef _GAMESEQ_H
1341 extern obj_position Player_init[];
1342 #endif
1343
1344 void add_segment_edges(segment *seg)
1345 {
1346         int     is_grate, no_fade;
1347         ubyte   color;
1348         int     sn;
1349         int     segnum = seg-Segments;
1350         int     hidden_flag;
1351         int ttype,trigger_num;
1352
1353         for (sn=0;sn<MAX_SIDES_PER_SEGMENT;sn++) {
1354                 short   vertex_list[4];
1355
1356                 hidden_flag = 0;
1357
1358                 is_grate = 0;
1359                 no_fade = 0;
1360
1361                 color = 255;
1362                 if (seg->children[sn] == -1) {
1363                         color = Wall_normal_color;
1364                 }
1365
1366                 switch( Segment2s[segnum].special )     {
1367                 case SEGMENT_IS_FUELCEN:
1368                         color = BM_XRGB( 29, 27, 13 );
1369                         break;
1370                 case SEGMENT_IS_CONTROLCEN:
1371                         if (Control_center_present)
1372                                 color = BM_XRGB( 29, 0, 0 );
1373                         break;
1374                 case SEGMENT_IS_ROBOTMAKER:
1375                         color = BM_XRGB( 29, 0, 31 );
1376                         break;
1377                 }
1378
1379                 if (seg->sides[sn].wall_num > -1)       {
1380
1381                         trigger_num = Walls[seg->sides[sn].wall_num].trigger;
1382                         ttype = Triggers[trigger_num].type;
1383                         if (ttype==TT_SECRET_EXIT)
1384                                 {
1385                             color = BM_XRGB( 29, 0, 31 );
1386                                  no_fade=1;
1387                                  goto Here;
1388                                 }
1389
1390                         switch( Walls[seg->sides[sn].wall_num].type )   {
1391                         case WALL_DOOR:
1392                                 if (Walls[seg->sides[sn].wall_num].keys == KEY_BLUE) {
1393                                         no_fade = 1;
1394                                         color = Wall_door_blue;
1395                                         //mprintf((0, "Seg %i, side %i has BLUE wall\n", segnum, sn));
1396                                 } else if (Walls[seg->sides[sn].wall_num].keys == KEY_GOLD) {
1397                                         no_fade = 1;
1398                                         color = Wall_door_gold;
1399                                         //mprintf((0, "Seg %i, side %i has GOLD wall\n", segnum, sn));
1400                                 } else if (Walls[seg->sides[sn].wall_num].keys == KEY_RED) {
1401                                         no_fade = 1;
1402                                         color = Wall_door_red;
1403                                         //mprintf((0, "Seg %i, side %i has RED wall\n", segnum, sn));
1404                                 } else if (!(WallAnims[Walls[seg->sides[sn].wall_num].clip_num].flags & WCF_HIDDEN)) {
1405                                         int     connected_seg = seg->children[sn];
1406                                         if (connected_seg != -1) {
1407                                                 int connected_side = find_connect_side(seg, &Segments[connected_seg]);
1408                                                 int     keytype = Walls[Segments[connected_seg].sides[connected_side].wall_num].keys;
1409                                                 if ((keytype != KEY_BLUE) && (keytype != KEY_GOLD) && (keytype != KEY_RED))
1410                                                         color = Wall_door_color;
1411                                                 else {
1412                                                         switch (Walls[Segments[connected_seg].sides[connected_side].wall_num].keys) {
1413                                                                 case KEY_BLUE:  color = Wall_door_blue; no_fade = 1; break;
1414                                                                 case KEY_GOLD:  color = Wall_door_gold; no_fade = 1; break;
1415                                                                 case KEY_RED:   color = Wall_door_red;  no_fade = 1; break;
1416                                                                 default:        Error("Inconsistent data.  Supposed to be a colored wall, but not blue, gold or red.\n");
1417                                                         }
1418                                                         //mprintf((0, "Seg %i, side %i has a colored door on the other side.\n", segnum, sn));
1419                                                 }
1420
1421                                         }
1422                                 } else {
1423                                         color = Wall_normal_color;
1424                                         hidden_flag = 1;
1425                                         //mprintf((0, "Wall at seg:side %i:%i is hidden.\n", seg-Segments, sn));
1426                                 }
1427                                 break;
1428                         case WALL_CLOSED:
1429                                 // Make grates draw properly
1430                                 if (WALL_IS_DOORWAY(seg,sn) & WID_RENDPAST_FLAG)
1431                                         is_grate = 1;
1432                                 else
1433                                         hidden_flag = 1;
1434                                 color = Wall_normal_color;
1435                                 break;
1436                         case WALL_BLASTABLE:
1437                                 // Hostage doors
1438                                 color = Wall_door_color;
1439                                 break;
1440                         }
1441                 }
1442
1443                 if (segnum==Player_init[Player_num].segnum)
1444                         color = BM_XRGB(31,0,31);
1445
1446                 if ( color != 255 )     {
1447                         // If they have a map powerup, draw unvisited areas in dark blue.
1448                         if (Players[Player_num].flags & PLAYER_FLAGS_MAP_ALL && (!Automap_visited[segnum]))
1449                                 color = Wall_revealed_color;
1450
1451
1452                         Here:
1453
1454                         get_side_verts(vertex_list,segnum,sn);
1455                         add_one_edge( vertex_list[0], vertex_list[1], color, sn, segnum, hidden_flag, 0, no_fade );
1456                         add_one_edge( vertex_list[1], vertex_list[2], color, sn, segnum, hidden_flag, 0, no_fade );
1457                         add_one_edge( vertex_list[2], vertex_list[3], color, sn, segnum, hidden_flag, 0, no_fade );
1458                         add_one_edge( vertex_list[3], vertex_list[0], color, sn, segnum, hidden_flag, 0, no_fade );
1459
1460                         if ( is_grate ) {
1461                                 add_one_edge( vertex_list[0], vertex_list[2], color, sn, segnum, hidden_flag, 1, no_fade );
1462                                 add_one_edge( vertex_list[1], vertex_list[3], color, sn, segnum, hidden_flag, 1, no_fade );
1463                         }
1464                 }
1465         }
1466
1467 }
1468
1469
1470 // Adds all the edges from a segment we haven't visited yet.
1471
1472 void add_unknown_segment_edges(segment *seg)
1473 {
1474         int sn;
1475         int segnum = seg-Segments;
1476
1477         for (sn=0;sn<MAX_SIDES_PER_SEGMENT;sn++) {
1478                 short   vertex_list[4];
1479
1480                 // Only add edges that have no children
1481                 if (seg->children[sn] == -1) {
1482                         get_side_verts(vertex_list,segnum,sn);
1483
1484                         add_one_unknown_edge( vertex_list[0], vertex_list[1] );
1485                         add_one_unknown_edge( vertex_list[1], vertex_list[2] );
1486                         add_one_unknown_edge( vertex_list[2], vertex_list[3] );
1487                         add_one_unknown_edge( vertex_list[3], vertex_list[0] );
1488                 }
1489
1490
1491         }
1492
1493 }
1494
1495 void automap_build_edge_list()
1496 {
1497         int     i,e1,e2,s;
1498         Edge_info * e;
1499
1500         Automap_cheat = 0;
1501
1502         if ( Players[Player_num].flags & PLAYER_FLAGS_MAP_ALL_CHEAT )
1503                 Automap_cheat = 1;              // Damn cheaters...
1504
1505         // clear edge list
1506         for (i=0; i<Max_edges; i++) {
1507                 Edges[i].num_faces = 0;
1508                 Edges[i].flags = 0;
1509         }
1510         Num_edges = 0;
1511         Highest_edge_index = -1;
1512
1513         if (Automap_cheat || (Players[Player_num].flags & PLAYER_FLAGS_MAP_ALL) )       {
1514                 // Cheating, add all edges as visited
1515                 for (s=0; s<=Highest_segment_index; s++)
1516                         #ifdef EDITOR
1517                         if (Segments[s].segnum != -1)
1518                         #endif
1519                         {
1520                                 add_segment_edges(&Segments[s]);
1521                         }
1522         } else {
1523                 // Not cheating, add visited edges, and then unvisited edges
1524                 for (s=0; s<=Highest_segment_index; s++)
1525                         #ifdef EDITOR
1526                         if (Segments[s].segnum != -1)
1527                         #endif
1528                                 if (Automap_visited[s]) {
1529                                         add_segment_edges(&Segments[s]);
1530                                 }
1531
1532                 for (s=0; s<=Highest_segment_index; s++)
1533                         #ifdef EDITOR
1534                         if (Segments[s].segnum != -1)
1535                         #endif
1536                                 if (!Automap_visited[s]) {
1537                                         add_unknown_segment_edges(&Segments[s]);
1538                                 }
1539         }
1540
1541         // Find unnecessary lines (These are lines that don't have to be drawn because they have small curvature)
1542         for (i=0; i<=Highest_edge_index; i++ )  {
1543                 e = &Edges[i];
1544                 if (!(e->flags&EF_USED)) continue;
1545
1546                 for (e1=0; e1<e->num_faces; e1++ )      {
1547                         for (e2=1; e2<e->num_faces; e2++ )      {
1548                                 if ( (e1 != e2) && (e->segnum[e1] != e->segnum[e2]) )   {
1549                                         #ifdef COMPACT_SEGS
1550                                         vms_vector v1, v2;
1551                                         get_side_normal(&Segments[e->segnum[e1]], e->sides[e1], 0, &v1 );
1552                                         get_side_normal(&Segments[e->segnum[e2]], e->sides[e2], 0, &v2 );
1553                                         if ( vm_vec_dot(&v1,&v2) > (F1_0-(F1_0/10))  )  {
1554                                         #else
1555                                         if ( vm_vec_dot( &Segments[e->segnum[e1]].sides[e->sides[e1]].normals[0], &Segments[e->segnum[e2]].sides[e->sides[e2]].normals[0] ) > (F1_0-(F1_0/10))  )       {
1556                                         #endif
1557                                                 e->flags &= (~EF_DEFINING);
1558                                                 break;
1559                                         }
1560                                 }
1561                         }
1562                         if (!(e->flags & EF_DEFINING))
1563                                 break;
1564                 }
1565         }
1566
1567         mprintf( (0, "Automap used %d / %d edges\n", Num_edges, Max_edges  ));
1568
1569 }
1570
1571 char Marker_input [40];
1572 int Marker_index=0;
1573 ubyte DefiningMarkerMessage=0;
1574 ubyte MarkerBeingDefined;
1575 ubyte LastMarkerDropped;
1576
1577 void InitMarkerInput ()
1578  {
1579         int maxdrop,i;
1580
1581         //find free marker slot
1582
1583         if (Game_mode & GM_MULTI)
1584         maxdrop=MAX_DROP_MULTI;
1585         else
1586         maxdrop=MAX_DROP_SINGLE;
1587
1588         for (i=0;i<maxdrop;i++)
1589                 if (MarkerObject[(Player_num*2)+i] == -1)               //found free slot!
1590                         break;
1591
1592         if (i==maxdrop)         //no free slot
1593         {
1594                 if (Game_mode & GM_MULTI)
1595                         i = !LastMarkerDropped;         //in multi, replace older of two
1596                 else {
1597                         HUD_init_message("No free marker slots");
1598                         return;
1599                 }
1600         }
1601
1602         //got a free slot.  start inputting marker message
1603
1604         Marker_input[0]=0;
1605         Marker_index=0;
1606         DefiningMarkerMessage=1;
1607         MarkerBeingDefined = i;
1608  }
1609
1610 void MarkerInputMessage (int key)
1611  {
1612         switch( key )   {
1613         case KEY_F8:
1614         case KEY_ESC:
1615                 DefiningMarkerMessage = 0;
1616                 game_flush_inputs();
1617                 break;
1618         case KEY_LEFT:
1619         case KEY_BACKSP:
1620         case KEY_PAD4:
1621                 if (Marker_index > 0)
1622                         Marker_index--;
1623                 Marker_input[Marker_index] = 0;
1624                 break;
1625         case KEY_ENTER:
1626                 strcpy (MarkerMessage[(Player_num*2)+MarkerBeingDefined],Marker_input);
1627                 if (Game_mode & GM_MULTI)
1628                  strcpy (MarkerOwner[(Player_num*2)+MarkerBeingDefined],Players[Player_num].callsign);
1629                 DropMarker(MarkerBeingDefined);
1630                 LastMarkerDropped = MarkerBeingDefined;
1631                 game_flush_inputs();
1632                 DefiningMarkerMessage = 0;
1633                 break;
1634         default:
1635                 if ( key > 0 )
1636                  {
1637                   int ascii = key_to_ascii(key);
1638                   if ((ascii < 255 ))
1639                     if (Marker_index < 38 )
1640                       {
1641                         Marker_input[Marker_index++] = ascii;
1642                         Marker_input[Marker_index] = 0;
1643                       }
1644                  }
1645                 break;
1646
1647         }
1648  }
1649
1650
1651
1652