src/nebedit/nebedit.cpp

   1 /*
   2  * Copyright (C) Volition, Inc. 1999.  All rights reserved.
   3  *
   4  * All source code herein is the property of Volition, Inc. You may not sell
   5  * or otherwise commercially exploit the source or things you created based on
   6  * the source.
   7  */
   8
   9 /*
  10  * $Logfile: /Freespace2/code/nebedit/NebEdit.cpp $
  11  * $Revision$
  12  * $Date$
  13  * $Author$
  14  *
  15  * Program to edit nebulas in 2d
  16  *
  17  * $Log$
  18  * Revision 1.3  2002/06/09 04:41:23  relnev
  19  * added copyright header
  20  *
  21  * Revision 1.2  2002/05/07 03:16:47  theoddone33
  22  * The Great Newline Fix
  23  *
  24  * Revision 1.1.1.1  2002/05/03 03:28:10  root
  25  * Initial import.
  26  *
  27  *
  28  * 7     7/15/99 3:07p Dave
  29  * 32 bit detection support. Mouse coord commandline.
  30  *
  31  * 6     5/19/99 4:07p Dave
  32  * Moved versioning code into a nice isolated common place. Fixed up
  33  * updating code on the pxo screen. Fixed several stub problems.
  34  *
  35  * 5     1/08/99 2:06p Dave
  36  * Fixed pfoview for software mode.
  37  *
  38  * 4     12/18/98 1:14a Dave
  39  * Rough 1024x768 support for Direct3D. Proper detection and usage through
  40  * the launcher.
  41  *
  42  * 3     11/13/98 2:32p Dave
  43  * Improved commandline parsing for exe pathname.
  44  *
  45  * 2     10/24/98 9:51p Dave
  46  *
  47  * 1     10/24/98 9:39p Dave
  48  *
  49  * 13    4/13/98 10:11a John
  50  * Made timer functions thread safe.  Made timer_init be called in all
  51  * projects.
  52  *
  53  * 12    3/23/98 1:35p Sandeep
  54  *
  55  * 11    3/05/98 11:15p Hoffoss
  56  * Changed non-game key checking to use game_check_key() instead of
  57  * game_poll().
  58  *
  59  * 10    12/29/97 5:10p Allender
  60  * fixed problems with speed not being reported properly in multiplayer
  61  * games.  Made read_flying_controls take frametime as a parameter.  More
  62  * ship/weapon select stuff
  63  *
  64  * 9     12/04/97 3:47p John
  65  * Made joystick move mouse cursor
  66  *
  67  * 8     11/21/97 11:32a John
  68  * Added nebulas.   Fixed some warpout bugs.
  69  *
  70  * 7     11/19/97 10:15p Adam
  71  * upped maxtris to 200
  72  *
  73  * 6     11/19/97 4:28p Sandeep
  74  * added poly/vert counter
  75  *
  76  * 5     11/19/97 1:59p Sandeep
  77  * Added multiple vertex editing mode
  78  *
  79  * 4     11/16/97 2:29p John
  80  * added versioning to nebulas; put nebula code into freespace.
  81  *
  82  * 3     11/13/97 12:04p Sandeep
  83  * Added face editing support, deletion support, and a saving and loading
  84  * stuff.
  85  *
  86  * 2     11/10/97 9:59p John
  87  * some tweaking
  88  *
  89  * 1     11/10/97 9:42p John
  90  *
  91  * $NoKeywords: $
  92  */
  93
  94 #if 0
  95 #include "wx/wxprec.h"
  96
  97 #ifndef WX_PRECOMP
  98 #include "wx/wx.h"
  99 #endif
 100
 101 #include "wx/filedlg.h"
 102 #endif
 103
 104 #include <stdio.h>
 105 #include <stdlib.h>
 106 #include <string.h>
 107 #include <ctype.h>
 108
 109 #include "pstypes.h"
 110 #include "2d.h"
 111 #include "3d.h"
 112 #include "key.h"
 113 #include "palman.h"
 114 #include "bmpman.h"
 115 #include "timer.h"
 116 #include "floating.h"
 117 #include "osapi.h"
 118 #include "cfile.h"
 119 #include "linklist.h"
 120 #include "lighting.h"
 121 #include "mouse.h"
 122 #include "vecmat.h"
 123 #include "physics.h"
 124 #include "model.h"
 125 #include "font.h"
 126 #include "cmdline.h"
 127
 128
 129 #define SCREEN_W        640
 130 #define SCREEN_H        480
 131
 132 vector ViewerPos;
 133 matrix ViewerOrient;
 134 matrix ModelOrient;
 135 vector ModelPos;
 136 physics_info ViewerPhysics;
 137 float ViewerZoom = 1.0f;
 138
 139 int test_model = -1;
 140 int Fred_running = 0;
 141 int Pofview_running = 0;
 142 float flFrametime = 0.0f;
 143
 144 int Font1 = -1;
 145
 146 color color_green;
 147
 148 vector Global_light_world = { 0.208758f, -0.688253f, -0.694782f };
 149
 150 // nebula stuff
 151
 152 #define NEB_W 6
 153 #define NEB_H 6
 154 #define MAX_TRIS 200
 155 #define MAX_POINTS 300
 156
 157 int neb_w = 0, neb_h = 0;
 158
 159 int nebula_inited = 0;
 160 int num_pts = 0;
 161
 162 int x[MAX_POINTS], y[MAX_POINTS], l[MAX_POINTS];
 163 float scale_factor = 1.0f;
 164
 165 int num_tris = 0;
 166 int tri[MAX_TRIS][3];
 167
 168 color nebula_color;
 169
 170 int Mouse_x, Mouse_y;
 171 int Current_point;
 172 bool Selected[MAX_POINTS];
 173 bool Sel_mode = false;   // false = 1 point at a time, true = select multiple points
 174 int Current_face;
 175
 176 int View_mode = 0;      // 0 = 2d editor, 1 = 3d viewer
 177
 178 int Vert_mode = 0;   // 0 = Move vertices/Add vertices, 2 = Move face/Add face
 179
 180 int Which_vert = 0;  // Current vertex of the faceadd
 181
 182 int Orig_pos_x;
 183 int Orig_pos_y;
 184 int End_pos_x;
 185 int End_pos_y;
 186 bool Draw_sel_box = false;
 187
 188 int Neb_created = 0;
 189
 190 int Nebedit_running = 1;
 191
 192 extern void project_2d_onto_sphere(vector *, float, float);
 193
 194 void create_default_neb()
 195 {
 196         int i,j;
 197         neb_w = NEB_W;
 198         neb_h = NEB_H;
 199         num_pts = neb_w*neb_h;
 200
 201         for (j=0; j<neb_h; j++ )        {
 202                 for (i=0; i<neb_w; i++ )        {
 203                         x[i+j*neb_w] = ((i+1)*SCREEN_W)/(neb_w+2);
 204                         y[i+j*neb_w] = ((j+3)*SCREEN_H)/(neb_h+6);
 205                         if ( (j==0) || (j==neb_h-1))    {
 206                                 l[i+j*neb_w] = 0;
 207                         } else {
 208                                 l[i+j*neb_w] = 31;
 209                         }
 210                 }
 211         }
 212
 213         num_tris = 0;
 214
 215         for (j=0; j<neb_h-1; j++ )      {
 216                 for (i=0; i<neb_w-1; i++ )      {
 217                         tri[num_tris][0] = i+neb_w*j;
 218                         tri[num_tris][1] = i+neb_w*j+1;
 219                         tri[num_tris][2] = i+neb_w*(j+1)+1;
 220                         num_tris++;
 221
 222                         tri[num_tris][0] = i+neb_w*j;
 223                         tri[num_tris][1] = i+neb_w*(j+1)+1;
 224                         tri[num_tris][2] = i+neb_w*(j+1);
 225                         num_tris++;
 226                 }
 227         }
 228
 229         Neb_created = 1;
 230 }
 231
 232 #define NEBULA_FILE_ID "NEBU"
 233 #define NEBULA_MAJOR_VERSION 1          // Can be 1-?
 234 #define NEBULA_MINOR_VERSION 0          // Can be 0-99
 235
 236 void save_nebula_sub(const char *filename)
 237 {
 238         FILE *fp;
 239         float xf, yf;
 240         int version;
 241         int i;
 242         int tmp;
 243
 244         fp = fopen(filename, "wb");
 245
 246         // ID of NEBU
 247         fwrite( "NEBU", 4, 1, fp );
 248         version = NEBULA_MAJOR_VERSION*100+NEBULA_MINOR_VERSION;
 249         tmp = INTEL_INT(version);
 250         fwrite( &tmp, sizeof(int), 1, fp );
 251         tmp = INTEL_INT(num_pts);
 252         fwrite( &tmp, sizeof(int), 1, fp );
 253         tmp = INTEL_INT(num_tris);
 254         fwrite( &tmp, sizeof(int), 1, fp );
 255
 256
 257         for (i=0; i<num_pts; i++ )      {
 258                 xf = INTEL_FLOAT(float(x[i])/640.0f);
 259                 yf = INTEL_FLOAT(float(y[i])/480.0f);
 260                 fwrite( &xf, sizeof(float), 1, fp );
 261                 fwrite( &yf, sizeof(float), 1, fp );
 262                 tmp = INTEL_INT(l[i]);
 263                 fwrite( &tmp, sizeof(int), 1, fp );
 264         }
 265
 266         for (i=0; i<num_tris; i++ )     {
 267                 tmp = INTEL_INT(tri[i][0]);
 268                 fwrite( &tmp, sizeof(int), 1, fp );
 269                 tmp = INTEL_INT(tri[i][1]);
 270                 fwrite( &tmp, sizeof(int), 1, fp );
 271                 tmp = INTEL_INT(tri[i][2]);
 272                 fwrite( &tmp, sizeof(int), 1, fp );
 273         }
 274
 275         fclose(fp);
 276 }
 277
 278 // returns 0 if failed
 279 int load_nebula_sub(const char *filename)
 280 {
 281         FILE *fp;
 282         char id[16];
 283         int version, major, minor;
 284
 285         fp = fopen(filename, "rb");
 286
 287         if ( !fp )      {
 288                 return 0;
 289         }
 290
 291         // ID of NEBU
 292         fread( id, 4, 1, fp );
 293         if ( strncmp( id, NEBULA_FILE_ID, 4))   {
 294                 mprintf(( "Not a valid nebula file.\n" ));
 295                 return 0;
 296         }
 297
 298         fread( &version, sizeof(int), 1, fp );
 299         version = INTEL_INT(version);
 300         major = version / 100;
 301         minor = version % 100;
 302
 303         if ( (major != NEBULA_MAJOR_VERSION) && (minor != NEBULA_MINOR_VERSION) ) {
 304                 mprintf(( "An out of date nebula file.\n" ));
 305                 return 0;
 306         }
 307
 308         fread( &num_pts, sizeof(int), 1, fp );
 309         num_pts = INTEL_INT(num_pts);
 310         SDL_assert( num_pts < MAX_POINTS );
 311         fread( &num_tris, sizeof(int), 1, fp );
 312         num_tris = INTEL_INT(num_tris);
 313         SDL_assert( num_tris < MAX_TRIS );
 314
 315         for (int i=0; i<num_pts; i++ )  {
 316                 float xf, yf;
 317                 int li;
 318
 319                 fread( &xf, sizeof(float), 1, fp );
 320                 fread( &yf, sizeof(float), 1, fp );
 321                 fread( &li, sizeof(int), 1, fp );
 322
 323                 xf = INTEL_FLOAT(xf);
 324                 yf = INTEL_FLOAT(yf);
 325                 li = INTEL_INT(li);
 326
 327                 x[i] = (int)(xf*640.0f);
 328                 y[i] = (int)(yf*480.0f);
 329                 l[i] = li;
 330         }
 331
 332         for (int i=0; i<num_tris; i++ ) {
 333                 fread( &tri[i][0], sizeof(int), 1, fp );
 334                 fread( &tri[i][1], sizeof(int), 1, fp );
 335                 fread( &tri[i][2], sizeof(int), 1, fp );
 336                 tri[i][0] = INTEL_INT(tri[i][0]);
 337                 tri[i][1] = INTEL_INT(tri[i][1]);
 338                 tri[i][2] = INTEL_INT(tri[i][2]);
 339         }
 340
 341         fclose(fp);
 342
 343         return 1;
 344 }
 345
 346 void nebedit_close()
 347 {
 348         save_nebula_sub( "autosaved.neb" );
 349 }
 350
 351 void save_nebula()
 352 {
 353 #if 0
 354         wxFileDialog saveFileDialog(NULL, _("Save Nebula File"), wxEmptyString,
 355                                                                 wxEmptyString, _("Nebula Files (*.neb)|*.neb"),
 356                                                                 wxFD_SAVE|wxFD_OVERWRITE_PROMPT);
 357
 358         if (saveFileDialog.Show() == wxID_OK) {
 359                 save_nebula_sub(saveFileDialog.GetPath().ToAscii());
 360         }
 361 #endif
 362 }
 363
 364 void load_nebula()
 365 {
 366         int create_default = 1;
 367 #if 0
 368         wxFileDialog openFileDialog(NULL, _("Open Nebula File"), wxEmptyString,
 369                                                                 wxEmptyString, _("Nebula Files (*.neb)|*.neb"),
 370                                                                 wxFD_OPEN|wxFD_FILE_MUST_EXIST);
 371
 372         if (openFileDialog.Show() == wxID_OK) {
 373                 create_default = !load_nebula_sub(openFileDialog.GetPath().ToAscii());
 374         }
 375 #endif
 376         if ( create_default )   {
 377                 create_default_neb();
 378         }
 379
 380         Neb_created = 1;
 381 }
 382
 383 void nebula_init()
 384 {
 385         if ( nebula_inited ) return;
 386         memset(Selected, 0, sizeof(BOOL)*MAX_POINTS);
 387         nebula_inited++;
 388
 389         create_default_neb();
 390         gr_init_alphacolor( &nebula_color, 0, 255, 0, 255, AC_TYPE_HUD );
 391
 392         return;
 393 }
 394
 395 void draw_tri_2d( int i, int j, int k )
 396 {
 397         int index[3];
 398
 399         index[0] = i;
 400         index[1] = j;
 401         index[2] = k;
 402
 403         vertex va, vb, vc;
 404         vertex * verts[3] = { &va, &vb, &vc };
 405 //      gr_zbuffering = 0;
 406         for (int v=0; v<3; v++ )        {
 407                 verts[v]->sx = i2fl(x[index[v]]);
 408                 verts[v]->sy = i2fl(y[index[v]]);
 409                 verts[v]->u = 0.0f;
 410                 verts[v]->v = 0.0f;
 411                 verts[v]->sw = 1.0f;
 412                 verts[v]->b = (ubyte)(i2fl(l[index[v]]*255)/31.0f);
 413         }
 414
 415 //      gr_set_color( 0, 0, 0 );
 416         gr_tmapper(3, verts, TMAP_FLAG_RAMP | TMAP_FLAG_GOURAUD | TMAP_FLAG_NEBULA );
 417
 418         if ( !key_pressed(SDLK_LSHIFT) )        {
 419                 gr_set_color(100,100,100);
 420                 gr_line( x[i], y[i], x[j], y[j] );
 421                 gr_line( x[j], y[j], x[k], y[k] );
 422                 gr_line( x[k], y[k], x[i], y[i] );
 423         }
 424 }
 425
 426 void nebula_draw_2d()
 427 {
 428         int i;
 429
 430         for (i=0; i<num_tris; i++ )     {
 431                 draw_tri_2d( tri[i][0], tri[i][1], tri[i][2] );
 432         }
 433
 434                 gr_set_color(100,0,0);
 435                 for (i=0; i<num_pts; i++ )      {
 436                         gr_circle( x[i], y[i], 4 );
 437                 }
 438                 if ((Sel_mode==1)) { // multiple selection
 439                         if (Draw_sel_box) {
 440                                 gr_set_color(200,0,200);
 441                                 gr_line(Orig_pos_x, Orig_pos_y, Orig_pos_x, End_pos_y);
 442                                 gr_line(Orig_pos_x, End_pos_y, End_pos_x, End_pos_y);
 443                                 gr_line(End_pos_x, Orig_pos_y, End_pos_x, End_pos_y);
 444                                 gr_line(End_pos_x, Orig_pos_y, Orig_pos_x, Orig_pos_y);
 445                         } else {
 446                                 gr_set_color(0,100,0);
 447                                 for (int i=0;i<num_pts;i++)
 448                                         if (Selected[i]) gr_circle( x[i], y[i], 5);
 449                         }
 450                 } else if ((Vert_mode==0)&&(Current_point>-1)) {
 451                         gr_set_color(0,100,0);
 452                         gr_circle( x[Current_point], y[Current_point], 5);
 453                 } else if (Vert_mode == 1) {
 454                         for (i=0;i<Which_vert;i++) {
 455                                 gr_set_color(0,0,100);
 456                                 gr_circle( x[tri[num_tris][i]], y[tri[num_tris][i]], 6);
 457                         }
 458                         gr_set_color(200,200,0);
 459                         if (Current_face>-1) {
 460                                 gr_line(x[tri[Current_face][0]], y[tri[Current_face][0]],
 461                                                 x[tri[Current_face][1]], y[tri[Current_face][1]]);
 462                                 gr_line(x[tri[Current_face][1]], y[tri[Current_face][1]],
 463                                                 x[tri[Current_face][2]], y[tri[Current_face][2]]);
 464                                 gr_line(x[tri[Current_face][2]], y[tri[Current_face][2]],
 465                                                 x[tri[Current_face][0]], y[tri[Current_face][0]]);
 466                         }
 467                 }
 468 }
 469
 470
 471 void draw_tri_3d( int i, int j, int k )
 472 {
 473         int index[3];
 474
 475         index[2] = k;
 476         index[1] = j;
 477         index[0] = i;
 478
 479         vertex va, vb, vc;
 480         vertex * verts[3] = { &va, &vb, &vc };
 481         //gr_zbuffering = 0;
 482         for (int v=0; v<3; v++ )        {
 483                 vector tmp;
 484
 485                 project_2d_onto_sphere( &tmp, 1.0f - i2fl(x[index[v]])/640.0f, i2fl(y[index[v]])/480.0f );
 486
 487                 vm_vec_scale( &tmp, 10.0f );
 488
 489                 g3_rotate_faraway_vertex( verts[v], &tmp );
 490                 //g3_rotate_vertex( verts[v], &tmp );
 491                 g3_project_vertex( verts[v] );
 492
 493                 verts[v]->b = (ubyte)(i2fl(l[index[v]]*255)/31.0f);
 494         }
 495
 496         //gr_zbuffering = 0;
 497         //gr_set_color_fast( &nebula_color );
 498         //gr_set_color( 0, 0, 0 );
 499         g3_draw_poly(3, verts, TMAP_FLAG_RAMP | TMAP_FLAG_GOURAUD | TMAP_FLAG_NEBULA );
 500 }
 501
 502 void nebula_draw_3d()
 503 {
 504         int i;
 505         for (i=0; i<num_tris; i++ )     {
 506                 draw_tri_3d( tri[i][0], tri[i][1], tri[i][2] );
 507         }
 508 }
 509
 510 void render_frame()
 511 {
 512         gr_reset_clip();
 513
 514         gr_set_color(0,0,0);            // set color to black
 515         gr_rect(0,0,SCREEN_W,SCREEN_H); // clear screen
 516
 517         light_reset();
 518         light_add_directional( &Global_light_world, 0.1f, 1.0f, 1.0f, 1.0f );
 519
 520         g3_start_frame(1);
 521
 522         g3_set_view_matrix(&ViewerPos, &ViewerOrient,ViewerZoom);
 523
 524         if ( View_mode == 0 )   {
 525                 nebula_draw_2d();
 526
 527                 gr_set_font(Font1);
 528                 gr_set_color_fast( &color_green );
 529                 gr_printf(10,10,"Nebula Editor. Mode :");
 530                 if (Sel_mode ==1) {
 531                                 gr_printf(180, 10, "Multiple Vertex Selection Editing");
 532                 } else if (Vert_mode ==0 ) {
 533                         gr_printf(180,10,"Vertex Editing");
 534                         if(Current_point >= 0){
 535                                 gr_printf(180, 20, "Current vertex intensity : %d\n", l[Current_point]);
 536                         }
 537                 } else if (Vert_mode ==1) {
 538                         gr_printf(180,10,"Face Editing");
 539                 }
 540                 char blah[255];
 541                 gr_printf(20,30,"# Points:");
 542                 gr_printf(100,30, SDL_itoa(num_pts, blah, 10));
 543                 gr_printf(220,30,"# Polys:");
 544                 gr_printf(300,30, SDL_itoa(num_tris, blah, 10));
 545         } else {
 546                 nebula_draw_3d();
 547                 model_render( test_model, &ModelOrient, &ModelPos );
 548         }
 549
 550         g3_end_frame();
 551
 552         gr_flip();
 553 }
 554
 555 int get_closest(int mx, int my)
 556 {
 557         int i, closest = -1, cval = 100000;
 558
 559         for (i=0; i<num_pts; i++ )      {
 560                 int dist;
 561                 int dx, dy;
 562
 563                 dx = x[i] - mx;
 564                 dy = y[i] - my;
 565
 566                 dist = fl2i(fl_sqrt( i2fl((dx*dx)+(dy*dy)) ));
 567
 568                 if ( dist < cval )      {
 569                         cval = dist;
 570                         closest = i;
 571                 }
 572         }
 573
 574         return closest;
 575 }
 576
 577 int get_closest_face(int mx, int my)
 578 {
 579         int i, closest = -1, cval = 100000;
 580
 581         for (i=0; i<num_tris; i++ )     {
 582                 int dist;
 583                 int dx, dy;
 584
 585                 dx = x[tri[i][0]] - mx;
 586                 dy = y[tri[i][0]] - my;
 587
 588                 dx += x[tri[i][1]] - mx;
 589                 dy += y[tri[i][1]] - my;
 590
 591                 dx += x[tri[i][2]] - mx;
 592                 dy += y[tri[i][2]] - my;
 593
 594                 dist = fl2i(fl_sqrt( i2fl((dx*dx)+(dy*dy)) ));
 595 /*
 596                 dist += fl2i(fl_sqrt( i2fl((dx*dx)+(dy*dy)) ));
 597
 598                 dx = x[tri[i][2]] - mx;
 599                 dy = y[tri[i][2]] - my;
 600                 dist += fl2i(fl_sqrt( i2fl((dx*dx)+(dy*dy)) ));
 601 */
 602
 603                 if ( dist < cval )      {
 604                         cval = dist;
 605                         closest = i;
 606                 }
 607         }
 608
 609         return closest;
 610 }
 611
 612 void delete_face(int i)
 613 {
 614         for (int j=i;j<num_tris;j++) {
 615                 memcpy(tri[j], tri[j+1], sizeof(int)*3);
 616         }
 617         num_tris--;
 618 }
 619
 620 void delete_vert(int i)
 621 {
 622         int j;
 623
 624         for (j=0;j<num_tris;j++) {
 625                 if ((tri[j][0]==i)||(tri[j][1]==i)||(tri[j][2]==i)) {
 626                         delete_face(j);
 627                         j=0;
 628                 }
 629         }
 630         for (j=0;j<num_tris;j++) {
 631                 if (tri[j][0]>i) tri[j][0]--;
 632                 if (tri[j][1]>i) tri[j][1]--;
 633                 if (tri[j][2]>i) tri[j][2]--;
 634         }
 635         for (j=i;j<num_pts;j++) {
 636                 x[j] = x[j+1];
 637                 y[j] = y[j+1];
 638                 l[j] = l[j+1];
 639         }
 640         num_pts--;
 641 }
 642
 643 int add_vert(int mx, int my)
 644 {
 645         SDL_assert(num_pts<300);
 646         x[num_pts] = mx;
 647         y[num_pts] = my;
 648         l[num_pts] = 0;
 649         num_pts++;
 650         return num_pts-1;
 651 }
 652
 653 void select_by_box(int x1, int y1, int x2, int y2)
 654 {
 655         if (x1>x2) {
 656                 int temp = x1;
 657                 x1 = x2;
 658                 x2 = temp;
 659         }
 660         if (y1>y2) {
 661                 int temp = y1;
 662                 y1 = y2;
 663                 y2 = temp;
 664         }
 665         for (int i=0;i<num_pts;i++) {
 666                 if ((x[i]<=x2) && (x[i]>=x1) &&
 667                          (y[i]<=y2) && (y[i]>=y1)) {
 668                         Selected[i] = true;
 669                 }
 670         }
 671 }
 672
 673 void sphericalize_nebula()
 674 {
 675         int idx1, idx2;
 676         int px = SCREEN_W / (neb_w - 1);
 677         int py = SCREEN_H / (neb_h - 1);
 678
 679         // flatten out the nebula so that it covers the entire sphere evenly
 680         for(idx1=0; idx1<neb_w; idx1++){
 681                 for(idx2=0; idx2<neb_h; idx2++){
 682                         x[idx1+idx2*neb_w] = px * idx1;
 683                         y[idx1+idx2*neb_w] = py * idx2;
 684                 }
 685         }
 686 }
 687
 688 void controls_read_all(control_info * ci, float sim_time )
 689 {
 690         float kh;
 691
 692         {
 693                 float temp = ci->heading;
 694                 float temp1 = ci->pitch;
 695                 memset( ci, 0, sizeof(control_info) );
 696                 ci->heading = temp;
 697                 ci->pitch = temp1;
 698         }
 699
 700         // From keyboard...
 701         kh = (key_down_timef(SDLK_KP_6) - key_down_timef(SDLK_KP_4))/8.0f;
 702         if (kh == 0.0f)
 703                 ci->heading = 0.0f;
 704         else if (kh > 0.0f) {
 705                 if (ci->heading < 0.0f)
 706                         ci->heading = 0.0f;
 707         } else // kh < 0
 708                 if (ci->heading > 0.0f)
 709                         ci->heading = 0.0f;
 710         ci->heading += kh;
 711
 712         kh = (key_down_timef(SDLK_KP_8) - key_down_timef(SDLK_KP_2))/8.0f;
 713         if (kh == 0.0f)
 714                 ci->pitch = 0.0f;
 715         else if (kh > 0.0f) {
 716                 if (ci->pitch < 0.0f)
 717                         ci->pitch = 0.0f;
 718         } else // kh < 0
 719                 if (ci->pitch > 0.0f)
 720                         ci->pitch = 0.0f;
 721         ci->pitch += kh;
 722
 723         ci->bank = (key_down_timef(SDLK_KP_7) - key_down_timef(SDLK_KP_9))*.75f;
 724         ci->forward = key_down_timef(SDLK_a) - key_down_timef(SDLK_z);
 725         ci->sideways = key_down_timef(SDLK_KP_3) - key_down_timef(SDLK_KP_1);
 726         ci->vertical = key_down_timef(SDLK_KP_PLUS) - key_down_timef(SDLK_KP_ENTER);
 727 }
 728
 729 int check_keys()
 730 {
 731         int k;
 732
 733         while( (k = key_inkey()) != 0 ) {
 734 //mprintf(( "Key = %x\n", k ));
 735                 if ( k == SDLK_ESCAPE ) {
 736                         return 1;
 737                 }
 738
 739                 switch( k )     {
 740                 case SDLK_RETURN:
 741                         Sel_mode = false;
 742                         Vert_mode = !Vert_mode;
 743                         Which_vert = 0;
 744                         break;
 745
 746                 case SDLK_DELETE:
 747                         if (Sel_mode) break;
 748                         if (Vert_mode==1) delete_face(Current_face);
 749                         else if (Vert_mode==0) {
 750                                 delete_vert(Current_point);
 751                         }
 752                         break;
 753
 754                 case SDLK_MINUS:
 755                         scale_factor -= 0.05f;
 756                         mprintf(( "Scale = %.1f\n", scale_factor ));
 757                         break;
 758
 759
 760                 case SDLK_EQUALS:
 761                         scale_factor += 0.05f;
 762                         mprintf(( "Scale = %.1f\n", scale_factor ));
 763                         break;
 764
 765                 case SDLK_INSERT:
 766                         Sel_mode = !Sel_mode;
 767                         break;
 768
 769                 case SDLK_SPACE:
 770                         View_mode = !View_mode;
 771                         break;
 772
 773                 case SDLK_COMMA:
 774                         if (Sel_mode) {
 775                                 int i;
 776                                 for (i=0;i<num_pts;i++) if (Selected[i]) {
 777                                         if ( l[i] > 0 ) {
 778                                                 l[i]--;
 779                                         }
 780                                 }
 781                         } else if (Vert_mode==0) {
 782                                 if ( Current_point > -1 )       {
 783                                         if ( l[Current_point] > 0 )     {
 784                                                 l[Current_point]--;
 785                                         }
 786                                 }
 787                         } else if (Vert_mode ==1) {
 788                                 if ( l[tri[Current_face][0]] > 0 )      {
 789                                                 l[tri[Current_face][0]]--;
 790                                         }
 791                                 if ( l[tri[Current_face][1]] > 0 )      {
 792                                                 l[tri[Current_face][1]]--;
 793                                         }
 794                                 if ( l[tri[Current_face][2]] > 0 )      {
 795                                                 l[tri[Current_face][2]]--;
 796                                         }
 797                         }
 798                         break;
 799
 800                 case SDLK_PERIOD:
 801                         if (Sel_mode) {
 802                                 int i;
 803                                 for (i=0;i<num_pts;i++) if (Selected[i]) {
 804                                         if ( l[i] < 31 )        {
 805                                                 l[i]++;
 806                                         }
 807                                 }
 808                         } else if (Vert_mode==0) {
 809                                 if ( Current_point > -1 )       {
 810                                         if ( l[Current_point] < 31 )    {
 811                                                 l[Current_point]++;
 812                                         }
 813                                 }
 814                         } else if (Vert_mode ==1) {
 815                                 if ( l[tri[Current_face][0]] <31 )      {
 816                                                 l[tri[Current_face][0]]++;
 817                                         }
 818                                 if ( l[tri[Current_face][1]] <31)       {
 819                                                 l[tri[Current_face][1]]++;
 820                                         }
 821                                 if ( l[tri[Current_face][2]] <31 )      {
 822                                                 l[tri[Current_face][2]]++;
 823                                         }
 824                         }
 825
 826                         break;
 827
 828                 case SDLK_F5:
 829                         save_nebula();
 830                         break;
 831                 case SDLK_F7:
 832                         load_nebula();
 833                         break;
 834
 835                 case SDLK_BACKSPACE:
 836                         sphericalize_nebula();
 837                         break;
 838                 }
 839         }
 840         return 0;
 841 }
 842
 843 void os_close()
 844 {
 845         exit(1);
 846 }
 847
 848 int newtri[3];
 849
 850 bool mdflag = false;
 851
 852 int main(int argc, char *argv[])
 853 {
 854         int i;
 855         fix t1, t2;
 856         control_info ci;
 857         float speed = 20.0f;            // how fast viewer moves
 858
 859         // setup the fred exe directory so CFILE can init properly
 860         /*
 861         char *c = GetCommandLine();
 862         SDL_assert(c != NULL);
 863         char *tok = strtok(c, " ");
 864         SDL_assert(tok != NULL);
 865         */
 866
 867         Cmdline_window = 1; // always windowed
 868
 869         timer_init();
 870         // cfile_init(tok);
 871         cfile_init(argv[0]);
 872         os_init( "NebEdit", "NebEdit" );        //SCREEN_W, SCREEN_H );
 873         os_set_title("NebEdit");
 874         gr_init(GR_640, GR_OPENGL, 16);
 875         palette_load_table( "gamepalette1-01.pcx" );
 876         key_init();
 877         mouse_init();
 878         SDL_ShowCursor(1);
 879         Font1 = gr_init_font( "font01.vf" );
 880         gr_init_alphacolor( &color_green, 0,255,0,255,AC_TYPE_HUD );
 881
 882         test_model = model_load( "fighter01.pof", 0, NULL );
 883
 884         physics_init( &ViewerPhysics );
 885         ViewerPhysics.flags |= PF_ACCELERATES | PF_SLIDE_ENABLED;
 886
 887         ViewerPhysics.max_vel.xyz.x = 2.0f*speed;               //sideways
 888         ViewerPhysics.max_vel.xyz.y = 2.0f*speed;               //up/down
 889         ViewerPhysics.max_vel.xyz.z = 2.0f*speed;               //forward
 890         ViewerPhysics.max_rear_vel = 2.0f*speed;        //backward -- controlled seperately
 891
 892         memset( &ci, 0, sizeof(control_info) );
 893
 894         ModelOrient = vmd_identity_matrix;
 895         ModelPos.xyz.x=0.0f; ModelPos.xyz.y = 0.0f; ModelPos.xyz.z = 0.0f;
 896
 897         ViewerOrient = vmd_identity_matrix;
 898         ViewerPos.xyz.x=0.0f; ViewerPos.xyz.y = 0.0f; ViewerPos.xyz.z = -50.0f;
 899
 900         flFrametime = 0.033f;
 901
 902         t1 = timer_get_fixed_seconds();
 903
 904         nebula_init();
 905
 906         //bool some_selected = false;
 907
 908         while(1)        {
 909                 os_poll();
 910
 911                 /*some_selected = false;
 912                 if (Sel_mode) {
 913                         for (i=0;i<num_pts;i++) {
 914                                 if (Selected[i]) {
 915                                         some_selected = true;
 916                                         break;
 917                                 }
 918                         }
 919                 }*/
 920
 921                 mouse_get_pos( &Mouse_x, &Mouse_y );
 922
 923                 if (Current_face==-1) {
 924                         Current_face = get_closest_face(Mouse_x, Mouse_y);
 925                 }
 926
 927                 if ( check_keys() ){
 928                         break;
 929                 }
 930
 931                 if ( Sel_mode==1 ) {
 932                         // Special mouse handlers for multiple selmode
 933                         if (mouse_down_count(LOWEST_MOUSE_BUTTON)) {
 934                                 Orig_pos_x = Mouse_x;
 935                                 Orig_pos_y = Mouse_y;
 936                         }
 937                         if (mouse_down(LOWEST_MOUSE_BUTTON)) {
 938                                 for (i=0;i<num_pts;i++) {
 939                                         if (Selected[i]) {
 940                                                 x[i]+=Mouse_x - Orig_pos_x;
 941                                                 y[i]+=Mouse_y - Orig_pos_y;
 942                                         }
 943                                 }
 944                                 Orig_pos_x = Mouse_x;
 945                                 Orig_pos_y = Mouse_y;
 946                         }
 947                         if (mouse_down_count(MOUSE_RIGHT_BUTTON)) {
 948                                 Orig_pos_x = Mouse_x;
 949                                 Orig_pos_y = Mouse_y;
 950                                 for (i=0;i<num_pts;i++) {
 951                                         Selected[i] = FALSE;
 952                                 }
 953                         }
 954                         if (mouse_down(MOUSE_RIGHT_BUTTON)) {
 955                                 Draw_sel_box = true;
 956                                 End_pos_x = Mouse_x;
 957                                 End_pos_y = Mouse_y;
 958                         }
 959                         if (mouse_up_count(MOUSE_RIGHT_BUTTON)) {
 960                                 Draw_sel_box = false;
 961                                 End_pos_x = Mouse_x;
 962                                 End_pos_y = Mouse_y;
 963                                 select_by_box(Orig_pos_x, Orig_pos_y, End_pos_x, End_pos_y);
 964                         }
 965
 966                 } else {
 967
 968                         if ( mouse_down(LOWEST_MOUSE_BUTTON) )  {
 969                                 if ( mdflag )   {
 970                                         if (Vert_mode==0) {
 971                                                 x[Current_point] = Mouse_x;
 972                                                 y[Current_point] = Mouse_y;
 973                                         } else if (Vert_mode==1) {
 974                                                 x[tri[Current_face][0]] += Mouse_x - Orig_pos_x;
 975                                                 y[tri[Current_face][0]] += Mouse_y - Orig_pos_y;
 976                                                 x[tri[Current_face][1]] += Mouse_x - Orig_pos_x;
 977                                                 y[tri[Current_face][1]] += Mouse_y - Orig_pos_y;
 978                                                 x[tri[Current_face][2]] += Mouse_x - Orig_pos_x;
 979                                                 y[tri[Current_face][2]] += Mouse_y - Orig_pos_y;
 980                                                 Orig_pos_x = Mouse_x;
 981                                                 Orig_pos_y = Mouse_y;
 982                                         }
 983                                 } else {
 984                                         if (Vert_mode == 1) {
 985                                                 Current_face = get_closest_face(Mouse_x, Mouse_y);
 986                                                 Orig_pos_x = Mouse_x;
 987                                                 Orig_pos_y = Mouse_y;
 988                                         }
 989                                         if (Vert_mode==0) {
 990                                                 Current_point = get_closest(Mouse_x, Mouse_y);
 991                                                 mouse_set_pos(x[Current_point], y[Current_point]);
 992                                         }
 993                                         mdflag = true;
 994                                 }
 995                         }
 996                         if ( mouse_up_count(LOWEST_MOUSE_BUTTON)) {
 997                                 //Current_point = -1;
 998                                 //Current_face = -1;
 999                                 mdflag = false;
1000                         }
1001
1002                         if ( mouse_up_count(MOUSE_RIGHT_BUTTON) ) {
1003                                 if (Vert_mode==0) {
1004                                         Current_point = add_vert(Mouse_x, Mouse_y);
1005                                 } else if (Vert_mode==1) {
1006                                         if ((num_tris<MAX_TRIS-1)) {
1007                                                 tri[num_tris][Which_vert] = get_closest(Mouse_x, Mouse_y);
1008                                                 Which_vert++;
1009                                                 if (Which_vert>2) {
1010                                                         Which_vert = 0;
1011                                                         num_tris++;
1012                                                 }
1013                                         }
1014                                 }
1015                         }
1016                 }
1017                 controls_read_all(&ci, flFrametime );
1018                 physics_read_flying_controls( &ViewerOrient, &ViewerPhysics, &ci, flFrametime );
1019                 physics_sim(&ViewerPos, &ViewerOrient, &ViewerPhysics, flFrametime );
1020
1021                 render_frame();
1022
1023                 t2 = timer_get_fixed_seconds();
1024                 if ( t2 > t1 )  {
1025                         flFrametime = f2fl(t2 - t1);
1026                 }
1027
1028                 t1 = t2;
1029
1030                 SDL_Delay(10);
1031         }
1032
1033         nebedit_close();
1034
1035         return 0;
1036 }
1037
1038 // Stub functions and variables.
1039 // These do nothing but are needed to prevent link errors.
1040 void demo_set_playback_filter() {}
1041
1042 void freespace_menu_background()
1043 {
1044         gr_reset_clip();
1045         gr_clear();
1046 }
1047
1048 int game_check_key()
1049 {
1050         return key_inkey();
1051 }
1052
1053 int game_poll()
1054 {
1055         return key_inkey();
1056 }
1057
1058 vector Camera_pos;
1059 vector Dead_player_last_vel;
1060 // end stubs
1061