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
  95 #include "wx/wxprec.h"
  96
  97 #ifndef WX_PRECOMP
  98 #include "wx/wx.h"
  99 #endif
 100
 101 #include "wx/filedlg.h"
 102
 103 #include <stdio.h>
 104 #include <stdlib.h>
 105 #include <string.h>
 106 #include <ctype.h>
 107
 108 #include "pstypes.h"
 109 #include "2d.h"
 110 #include "3d.h"
 111 #include "key.h"
 112 #include "palman.h"
 113 #include "bmpman.h"
 114 #include "timer.h"
 115 #include "floating.h"
 116 #include "osapi.h"
 117 #include "cfile.h"
 118 #include "linklist.h"
 119 #include "lighting.h"
 120 #include "mouse.h"
 121 #include "vecmat.h"
 122 #include "physics.h"
 123 #include "model.h"
 124 #include "font.h"
 125 #include "cmdline.h"
 126
 127
 128 #define SCREEN_W        640
 129 #define SCREEN_H        480
 130
 131 vector ViewerPos;
 132 matrix ViewerOrient;
 133 matrix ModelOrient;
 134 vector ModelPos;
 135 physics_info ViewerPhysics;
 136 float ViewerZoom = 1.0f;
 137
 138 int test_model = -1;
 139 int Fred_running = 0;
 140 int Pofview_running = 0;
 141 float flFrametime = 0.0f;
 142
 143 int Font1 = -1;
 144
 145 color color_green;
 146
 147 vector Global_light_world = { 0.208758f, -0.688253f, -0.694782f };
 148
 149 // nebula stuff
 150
 151 #define NEB_W 6
 152 #define NEB_H 6
 153 #define MAX_TRIS 200
 154 #define MAX_POINTS 300
 155
 156 int neb_w = 0, neb_h = 0;
 157
 158 int nebula_inited = 0;
 159 int num_pts = 0;
 160
 161 int x[MAX_POINTS], y[MAX_POINTS], l[MAX_POINTS];
 162 float scale_factor = 1.0f;
 163
 164 int num_tris = 0;
 165 int tri[MAX_TRIS][3];
 166
 167 color nebula_color;
 168
 169 int Mouse_x, Mouse_y;
 170 int Current_point;
 171 bool Selected[MAX_POINTS];
 172 bool Sel_mode = false;   // false = 1 point at a time, true = select multiple points
 173 int Current_face;
 174
 175 int View_mode = 0;      // 0 = 2d editor, 1 = 3d viewer
 176
 177 int Vert_mode = 0;   // 0 = Move vertices/Add vertices, 2 = Move face/Add face
 178
 179 int Which_vert = 0;  // Current vertex of the faceadd
 180
 181 int Orig_pos_x;
 182 int Orig_pos_y;
 183 int End_pos_x;
 184 int End_pos_y;
 185 bool Draw_sel_box = false;
 186
 187 int Neb_created = 0;
 188
 189 int Nebedit_running = 1;
 190
 191 extern void project_2d_onto_sphere(vector *, float, float);
 192
 193 class MyApp: public wxApp
 194 {
 195 public:
 196         virtual bool OnInit();
 197 };
 198
 199 bool MyApp::OnInit()
 200 {
 201         return false;
 202 }
 203
 204 IMPLEMENT_APP_NO_MAIN(MyApp)
 205
 206 void create_default_neb()
 207 {
 208         int i,j;
 209         neb_w = NEB_W;
 210         neb_h = NEB_H;
 211         num_pts = neb_w*neb_h;
 212
 213         for (j=0; j<neb_h; j++ )        {
 214                 for (i=0; i<neb_w; i++ )        {
 215                         x[i+j*neb_w] = ((i+1)*SCREEN_W)/(neb_w+2);
 216                         y[i+j*neb_w] = ((j+3)*SCREEN_H)/(neb_h+6);
 217                         if ( (j==0) || (j==neb_h-1))    {
 218                                 l[i+j*neb_w] = 0;
 219                         } else {
 220                                 l[i+j*neb_w] = 31;
 221                         }
 222                 }
 223         }
 224
 225         num_tris = 0;
 226
 227         for (j=0; j<neb_h-1; j++ )      {
 228                 for (i=0; i<neb_w-1; i++ )      {
 229                         tri[num_tris][0] = i+neb_w*j;
 230                         tri[num_tris][1] = i+neb_w*j+1;
 231                         tri[num_tris][2] = i+neb_w*(j+1)+1;
 232                         num_tris++;
 233
 234                         tri[num_tris][0] = i+neb_w*j;
 235                         tri[num_tris][1] = i+neb_w*(j+1)+1;
 236                         tri[num_tris][2] = i+neb_w*(j+1);
 237                         num_tris++;
 238                 }
 239         }
 240
 241         Neb_created = 1;
 242 }
 243
 244 #define NEBULA_FILE_ID "NEBU"
 245 #define NEBULA_MAJOR_VERSION 1          // Can be 1-?
 246 #define NEBULA_MINOR_VERSION 0          // Can be 0-99
 247
 248 void save_nebula_sub(const char *filename)
 249 {
 250         FILE *fp;
 251         float xf, yf;
 252         int version;
 253         int i;
 254         int tmp;
 255
 256         fp = fopen(filename, "wb");
 257
 258         // ID of NEBU
 259         fwrite( "NEBU", 4, 1, fp );
 260         version = NEBULA_MAJOR_VERSION*100+NEBULA_MINOR_VERSION;
 261         tmp = INTEL_INT(version);
 262         fwrite( &tmp, sizeof(int), 1, fp );
 263         tmp = INTEL_INT(num_pts);
 264         fwrite( &tmp, sizeof(int), 1, fp );
 265         tmp = INTEL_INT(num_tris);
 266         fwrite( &tmp, sizeof(int), 1, fp );
 267
 268
 269         for (i=0; i<num_pts; i++ )      {
 270                 xf = INTEL_FLOAT(float(x[i])/640.0f);
 271                 yf = INTEL_FLOAT(float(y[i])/480.0f);
 272                 fwrite( &xf, sizeof(float), 1, fp );
 273                 fwrite( &yf, sizeof(float), 1, fp );
 274                 tmp = INTEL_INT(l[i]);
 275                 fwrite( &tmp, sizeof(int), 1, fp );
 276         }
 277
 278         for (i=0; i<num_tris; i++ )     {
 279                 tmp = INTEL_INT(tri[i][0]);
 280                 fwrite( &tmp, sizeof(int), 1, fp );
 281                 tmp = INTEL_INT(tri[i][1]);
 282                 fwrite( &tmp, sizeof(int), 1, fp );
 283                 tmp = INTEL_INT(tri[i][2]);
 284                 fwrite( &tmp, sizeof(int), 1, fp );
 285         }
 286
 287         fclose(fp);
 288 }
 289
 290 // returns 0 if failed
 291 int load_nebula_sub(const char *filename)
 292 {
 293         FILE *fp;
 294         char id[16];
 295         int version, major, minor;
 296
 297         fp = fopen(filename, "rb");
 298
 299         if ( !fp )      {
 300                 return 0;
 301         }
 302
 303         // ID of NEBU
 304         fread( id, 4, 1, fp );
 305         if ( strncmp( id, NEBULA_FILE_ID, 4))   {
 306                 mprintf(( "Not a valid nebula file.\n" ));
 307                 return 0;
 308         }
 309
 310         fread( &version, sizeof(int), 1, fp );
 311         version = INTEL_INT(version);
 312         major = version / 100;
 313         minor = version % 100;
 314
 315         if ( (major != NEBULA_MAJOR_VERSION) && (minor != NEBULA_MINOR_VERSION) ) {
 316                 mprintf(( "An out of date nebula file.\n" ));
 317                 return 0;
 318         }
 319
 320         fread( &num_pts, sizeof(int), 1, fp );
 321         num_pts = INTEL_INT(num_pts);
 322         SDL_assert( num_pts < MAX_POINTS );
 323         fread( &num_tris, sizeof(int), 1, fp );
 324         num_tris = INTEL_INT(num_tris);
 325         SDL_assert( num_tris < MAX_TRIS );
 326
 327         for (int i=0; i<num_pts; i++ )  {
 328                 float xf, yf;
 329                 int li;
 330
 331                 fread( &xf, sizeof(float), 1, fp );
 332                 fread( &yf, sizeof(float), 1, fp );
 333                 fread( &li, sizeof(int), 1, fp );
 334
 335                 xf = INTEL_FLOAT(xf);
 336                 yf = INTEL_FLOAT(yf);
 337                 li = INTEL_INT(li);
 338
 339                 x[i] = (int)(xf*640.0f);
 340                 y[i] = (int)(yf*480.0f);
 341                 l[i] = li;
 342         }
 343
 344         for (int i=0; i<num_tris; i++ ) {
 345                 fread( &tri[i][0], sizeof(int), 1, fp );
 346                 fread( &tri[i][1], sizeof(int), 1, fp );
 347                 fread( &tri[i][2], sizeof(int), 1, fp );
 348                 tri[i][0] = INTEL_INT(tri[i][0]);
 349                 tri[i][1] = INTEL_INT(tri[i][1]);
 350                 tri[i][2] = INTEL_INT(tri[i][2]);
 351         }
 352
 353         fclose(fp);
 354
 355         return 1;
 356 }
 357
 358 void nebedit_close()
 359 {
 360         save_nebula_sub( "autosaved.neb" );
 361 }
 362
 363 void save_nebula()
 364 {
 365         wxFileDialog saveFileDialog(NULL, _("Save Nebula File"), wxEmptyString,
 366                                                                 wxEmptyString, _("Nebula Files (*.neb)|*.neb"),
 367                                                                 wxFD_SAVE|wxFD_OVERWRITE_PROMPT);
 368
 369         if (saveFileDialog.ShowModal() == wxID_OK) {
 370                 save_nebula_sub(saveFileDialog.GetPath().ToAscii());
 371         }
 372 }
 373
 374 void load_nebula()
 375 {
 376         int create_default = 1;
 377
 378         wxFileDialog openFileDialog(NULL, _("Open Nebula File"), wxEmptyString,
 379                                                                 wxEmptyString, _("Nebula Files (*.neb)|*.neb"),
 380                                                                 wxFD_OPEN|wxFD_FILE_MUST_EXIST);
 381
 382         if (openFileDialog.ShowModal() == wxID_OK) {
 383                 create_default = !load_nebula_sub(openFileDialog.GetPath().ToAscii());
 384         }
 385
 386         if ( create_default )   {
 387                 create_default_neb();
 388         }
 389
 390         Neb_created = 1;
 391 }
 392
 393 void nebula_init()
 394 {
 395         if ( nebula_inited ) return;
 396         memset(Selected, 0, sizeof(bool)*MAX_POINTS);
 397         nebula_inited++;
 398
 399         create_default_neb();
 400         gr_init_alphacolor( &nebula_color, 0, 255, 0, 255, AC_TYPE_HUD );
 401
 402         return;
 403 }
 404
 405 void draw_tri_2d( int i, int j, int k )
 406 {
 407         int index[3];
 408
 409         index[0] = i;
 410         index[1] = j;
 411         index[2] = k;
 412
 413         vertex va, vb, vc;
 414         vertex * verts[3] = { &va, &vb, &vc };
 415 //      gr_zbuffering = 0;
 416         for (int v=0; v<3; v++ )        {
 417                 verts[v]->sx = i2fl(x[index[v]]);
 418                 verts[v]->sy = i2fl(y[index[v]]);
 419                 verts[v]->u = 0.0f;
 420                 verts[v]->v = 0.0f;
 421                 verts[v]->sw = 1.0f;
 422                 verts[v]->b = (ubyte)(i2fl(l[index[v]]*255)/31.0f);
 423         }
 424
 425 //      gr_set_color( 0, 0, 0 );
 426         gr_tmapper(3, verts, TMAP_FLAG_RAMP | TMAP_FLAG_GOURAUD | TMAP_FLAG_NEBULA );
 427
 428         if ( !key_pressed(SDLK_LSHIFT) )        {
 429                 gr_set_color(100,100,100);
 430                 gr_line( x[i], y[i], x[j], y[j] );
 431                 gr_line( x[j], y[j], x[k], y[k] );
 432                 gr_line( x[k], y[k], x[i], y[i] );
 433         }
 434 }
 435
 436 void nebula_draw_2d()
 437 {
 438         int i;
 439
 440         for (i=0; i<num_tris; i++ )     {
 441                 draw_tri_2d( tri[i][0], tri[i][1], tri[i][2] );
 442         }
 443
 444                 gr_set_color(100,0,0);
 445                 for (i=0; i<num_pts; i++ )      {
 446                         gr_circle( x[i], y[i], 4 );
 447                 }
 448                 if ((Sel_mode==1)) { // multiple selection
 449                         if (Draw_sel_box) {
 450                                 gr_set_color(200,0,200);
 451                                 gr_line(Orig_pos_x, Orig_pos_y, Orig_pos_x, End_pos_y);
 452                                 gr_line(Orig_pos_x, End_pos_y, End_pos_x, End_pos_y);
 453                                 gr_line(End_pos_x, Orig_pos_y, End_pos_x, End_pos_y);
 454                                 gr_line(End_pos_x, Orig_pos_y, Orig_pos_x, Orig_pos_y);
 455                         } else {
 456                                 gr_set_color(0,100,0);
 457                                 for (int i=0;i<num_pts;i++)
 458                                         if (Selected[i]) gr_circle( x[i], y[i], 5);
 459                         }
 460                 } else if ((Vert_mode==0)&&(Current_point>-1)) {
 461                         gr_set_color(0,100,0);
 462                         gr_circle( x[Current_point], y[Current_point], 5);
 463                 } else if (Vert_mode == 1) {
 464                         for (i=0;i<Which_vert;i++) {
 465                                 gr_set_color(0,0,100);
 466                                 gr_circle( x[tri[num_tris][i]], y[tri[num_tris][i]], 6);
 467                         }
 468                         gr_set_color(200,200,0);
 469                         if (Current_face>-1) {
 470                                 gr_line(x[tri[Current_face][0]], y[tri[Current_face][0]],
 471                                                 x[tri[Current_face][1]], y[tri[Current_face][1]]);
 472                                 gr_line(x[tri[Current_face][1]], y[tri[Current_face][1]],
 473                                                 x[tri[Current_face][2]], y[tri[Current_face][2]]);
 474                                 gr_line(x[tri[Current_face][2]], y[tri[Current_face][2]],
 475                                                 x[tri[Current_face][0]], y[tri[Current_face][0]]);
 476                         }
 477                 }
 478 }
 479
 480
 481 void draw_tri_3d( int i, int j, int k )
 482 {
 483         int index[3];
 484
 485         index[2] = k;
 486         index[1] = j;
 487         index[0] = i;
 488
 489         vertex va, vb, vc;
 490         vertex * verts[3] = { &va, &vb, &vc };
 491         //gr_zbuffering = 0;
 492         for (int v=0; v<3; v++ )        {
 493                 vector tmp;
 494
 495                 project_2d_onto_sphere( &tmp, 1.0f - i2fl(x[index[v]])/640.0f, i2fl(y[index[v]])/480.0f );
 496
 497                 vm_vec_scale( &tmp, 10.0f );
 498
 499                 g3_rotate_faraway_vertex( verts[v], &tmp );
 500                 //g3_rotate_vertex( verts[v], &tmp );
 501                 g3_project_vertex( verts[v] );
 502
 503                 verts[v]->b = (ubyte)(i2fl(l[index[v]]*255)/31.0f);
 504         }
 505
 506         //gr_zbuffering = 0;
 507         //gr_set_color_fast( &nebula_color );
 508         //gr_set_color( 0, 0, 0 );
 509         g3_draw_poly(3, verts, TMAP_FLAG_RAMP | TMAP_FLAG_GOURAUD | TMAP_FLAG_NEBULA );
 510 }
 511
 512 void nebula_draw_3d()
 513 {
 514         int i;
 515         for (i=0; i<num_tris; i++ )     {
 516                 draw_tri_3d( tri[i][0], tri[i][1], tri[i][2] );
 517         }
 518 }
 519
 520 void render_frame()
 521 {
 522         gr_reset_clip();
 523
 524         gr_set_color(0,0,0);            // set color to black
 525         gr_rect(0,0,SCREEN_W,SCREEN_H); // clear screen
 526
 527         light_reset();
 528         light_add_directional( &Global_light_world, 0.1f, 1.0f, 1.0f, 1.0f );
 529
 530         g3_start_frame(1);
 531
 532         g3_set_view_matrix(&ViewerPos, &ViewerOrient,ViewerZoom);
 533
 534         if ( View_mode == 0 )   {
 535                 nebula_draw_2d();
 536
 537                 gr_set_font(Font1);
 538                 gr_set_color_fast( &color_green );
 539                 gr_printf(10,10,"Nebula Editor. Mode :");
 540                 if (Sel_mode ==1) {
 541                                 gr_printf(180, 10, "Multiple Vertex Selection Editing");
 542                 } else if (Vert_mode ==0 ) {
 543                         gr_printf(180,10,"Vertex Editing");
 544                         if(Current_point >= 0){
 545                                 gr_printf(180, 20, "Current vertex intensity : %d\n", l[Current_point]);
 546                         }
 547                 } else if (Vert_mode ==1) {
 548                         gr_printf(180,10,"Face Editing");
 549                 }
 550                 char blah[255];
 551                 gr_printf(20,30,"# Points:");
 552                 gr_printf(100,30, SDL_itoa(num_pts, blah, 10));
 553                 gr_printf(220,30,"# Polys:");
 554                 gr_printf(300,30, SDL_itoa(num_tris, blah, 10));
 555         } else {
 556                 nebula_draw_3d();
 557                 model_render( test_model, &ModelOrient, &ModelPos );
 558         }
 559
 560         g3_end_frame();
 561
 562         gr_flip();
 563 }
 564
 565 int get_closest(int mx, int my)
 566 {
 567         int i, closest = -1, cval = 100000;
 568
 569         for (i=0; i<num_pts; i++ )      {
 570                 int dist;
 571                 int dx, dy;
 572
 573                 dx = x[i] - mx;
 574                 dy = y[i] - my;
 575
 576                 dist = fl2i(fl_sqrt( i2fl((dx*dx)+(dy*dy)) ));
 577
 578                 if ( dist < cval )      {
 579                         cval = dist;
 580                         closest = i;
 581                 }
 582         }
 583
 584         return closest;
 585 }
 586
 587 int get_closest_face(int mx, int my)
 588 {
 589         int i, closest = -1, cval = 100000;
 590
 591         for (i=0; i<num_tris; i++ )     {
 592                 int dist;
 593                 int dx, dy;
 594
 595                 dx = x[tri[i][0]] - mx;
 596                 dy = y[tri[i][0]] - my;
 597
 598                 dx += x[tri[i][1]] - mx;
 599                 dy += y[tri[i][1]] - my;
 600
 601                 dx += x[tri[i][2]] - mx;
 602                 dy += y[tri[i][2]] - my;
 603
 604                 dist = fl2i(fl_sqrt( i2fl((dx*dx)+(dy*dy)) ));
 605 /*
 606                 dist += fl2i(fl_sqrt( i2fl((dx*dx)+(dy*dy)) ));
 607
 608                 dx = x[tri[i][2]] - mx;
 609                 dy = y[tri[i][2]] - my;
 610                 dist += fl2i(fl_sqrt( i2fl((dx*dx)+(dy*dy)) ));
 611 */
 612
 613                 if ( dist < cval )      {
 614                         cval = dist;
 615                         closest = i;
 616                 }
 617         }
 618
 619         return closest;
 620 }
 621
 622 void delete_face(int i)
 623 {
 624         for (int j=i;j<num_tris;j++) {
 625                 memcpy(tri[j], tri[j+1], sizeof(int)*3);
 626         }
 627         num_tris--;
 628 }
 629
 630 void delete_vert(int i)
 631 {
 632         int j;
 633
 634         for (j=0;j<num_tris;j++) {
 635                 if ((tri[j][0]==i)||(tri[j][1]==i)||(tri[j][2]==i)) {
 636                         delete_face(j);
 637                         j=0;
 638                 }
 639         }
 640         for (j=0;j<num_tris;j++) {
 641                 if (tri[j][0]>i) tri[j][0]--;
 642                 if (tri[j][1]>i) tri[j][1]--;
 643                 if (tri[j][2]>i) tri[j][2]--;
 644         }
 645         for (j=i;j<num_pts;j++) {
 646                 x[j] = x[j+1];
 647                 y[j] = y[j+1];
 648                 l[j] = l[j+1];
 649         }
 650         num_pts--;
 651 }
 652
 653 int add_vert(int mx, int my)
 654 {
 655         SDL_assert(num_pts<300);
 656         x[num_pts] = mx;
 657         y[num_pts] = my;
 658         l[num_pts] = 0;
 659         num_pts++;
 660         return num_pts-1;
 661 }
 662
 663 void select_by_box(int x1, int y1, int x2, int y2)
 664 {
 665         if (x1>x2) {
 666                 int temp = x1;
 667                 x1 = x2;
 668                 x2 = temp;
 669         }
 670         if (y1>y2) {
 671                 int temp = y1;
 672                 y1 = y2;
 673                 y2 = temp;
 674         }
 675         for (int i=0;i<num_pts;i++) {
 676                 if ((x[i]<=x2) && (x[i]>=x1) &&
 677                          (y[i]<=y2) && (y[i]>=y1)) {
 678                         Selected[i] = true;
 679                 }
 680         }
 681 }
 682
 683 void sphericalize_nebula()
 684 {
 685         int idx1, idx2;
 686         int px = SCREEN_W / (neb_w - 1);
 687         int py = SCREEN_H / (neb_h - 1);
 688
 689         // flatten out the nebula so that it covers the entire sphere evenly
 690         for(idx1=0; idx1<neb_w; idx1++){
 691                 for(idx2=0; idx2<neb_h; idx2++){
 692                         x[idx1+idx2*neb_w] = px * idx1;
 693                         y[idx1+idx2*neb_w] = py * idx2;
 694                 }
 695         }
 696 }
 697
 698 void controls_read_all(control_info * ci, float sim_time )
 699 {
 700         float kh;
 701
 702         {
 703                 float temp = ci->heading;
 704                 float temp1 = ci->pitch;
 705                 memset( ci, 0, sizeof(control_info) );
 706                 ci->heading = temp;
 707                 ci->pitch = temp1;
 708         }
 709
 710         // From keyboard...
 711         kh = (key_down_timef(SDLK_KP_6) - key_down_timef(SDLK_KP_4))/8.0f;
 712         if (kh == 0.0f)
 713                 ci->heading = 0.0f;
 714         else if (kh > 0.0f) {
 715                 if (ci->heading < 0.0f)
 716                         ci->heading = 0.0f;
 717         } else // kh < 0
 718                 if (ci->heading > 0.0f)
 719                         ci->heading = 0.0f;
 720         ci->heading += kh;
 721
 722         kh = (key_down_timef(SDLK_KP_8) - key_down_timef(SDLK_KP_2))/8.0f;
 723         if (kh == 0.0f)
 724                 ci->pitch = 0.0f;
 725         else if (kh > 0.0f) {
 726                 if (ci->pitch < 0.0f)
 727                         ci->pitch = 0.0f;
 728         } else // kh < 0
 729                 if (ci->pitch > 0.0f)
 730                         ci->pitch = 0.0f;
 731         ci->pitch += kh;
 732
 733         ci->bank = (key_down_timef(SDLK_KP_7) - key_down_timef(SDLK_KP_9))*.75f;
 734         ci->forward = key_down_timef(SDLK_a) - key_down_timef(SDLK_z);
 735         ci->sideways = key_down_timef(SDLK_KP_3) - key_down_timef(SDLK_KP_1);
 736         ci->vertical = key_down_timef(SDLK_KP_PLUS) - key_down_timef(SDLK_KP_ENTER);
 737 }
 738
 739 int check_keys()
 740 {
 741         int k;
 742
 743         while( (k = key_inkey()) != 0 ) {
 744 //mprintf(( "Key = %x\n", k ));
 745                 if ( k == SDLK_ESCAPE ) {
 746                         return 1;
 747                 }
 748
 749                 switch( k )     {
 750                 case SDLK_RETURN:
 751                         Sel_mode = false;
 752                         Vert_mode = !Vert_mode;
 753                         Which_vert = 0;
 754                         break;
 755
 756                 case SDLK_DELETE:
 757                         if (Sel_mode) break;
 758                         if (Vert_mode==1) delete_face(Current_face);
 759                         else if (Vert_mode==0) {
 760                                 delete_vert(Current_point);
 761                         }
 762                         break;
 763
 764                 case SDLK_MINUS:
 765                         scale_factor -= 0.05f;
 766                         mprintf(( "Scale = %.1f\n", scale_factor ));
 767                         break;
 768
 769
 770                 case SDLK_EQUALS:
 771                         scale_factor += 0.05f;
 772                         mprintf(( "Scale = %.1f\n", scale_factor ));
 773                         break;
 774
 775                 case SDLK_INSERT:
 776                         Sel_mode = !Sel_mode;
 777                         break;
 778
 779                 case SDLK_SPACE:
 780                         View_mode = !View_mode;
 781                         break;
 782
 783                 case SDLK_COMMA:
 784                         if (Sel_mode) {
 785                                 int i;
 786                                 for (i=0;i<num_pts;i++) if (Selected[i]) {
 787                                         if ( l[i] > 0 ) {
 788                                                 l[i]--;
 789                                         }
 790                                 }
 791                         } else if (Vert_mode==0) {
 792                                 if ( Current_point > -1 )       {
 793                                         if ( l[Current_point] > 0 )     {
 794                                                 l[Current_point]--;
 795                                         }
 796                                 }
 797                         } else if (Vert_mode ==1) {
 798                                 if ( l[tri[Current_face][0]] > 0 )      {
 799                                                 l[tri[Current_face][0]]--;
 800                                         }
 801                                 if ( l[tri[Current_face][1]] > 0 )      {
 802                                                 l[tri[Current_face][1]]--;
 803                                         }
 804                                 if ( l[tri[Current_face][2]] > 0 )      {
 805                                                 l[tri[Current_face][2]]--;
 806                                         }
 807                         }
 808                         break;
 809
 810                 case SDLK_PERIOD:
 811                         if (Sel_mode) {
 812                                 int i;
 813                                 for (i=0;i<num_pts;i++) if (Selected[i]) {
 814                                         if ( l[i] < 31 )        {
 815                                                 l[i]++;
 816                                         }
 817                                 }
 818                         } else if (Vert_mode==0) {
 819                                 if ( Current_point > -1 )       {
 820                                         if ( l[Current_point] < 31 )    {
 821                                                 l[Current_point]++;
 822                                         }
 823                                 }
 824                         } else if (Vert_mode ==1) {
 825                                 if ( l[tri[Current_face][0]] <31 )      {
 826                                                 l[tri[Current_face][0]]++;
 827                                         }
 828                                 if ( l[tri[Current_face][1]] <31)       {
 829                                                 l[tri[Current_face][1]]++;
 830                                         }
 831                                 if ( l[tri[Current_face][2]] <31 )      {
 832                                                 l[tri[Current_face][2]]++;
 833                                         }
 834                         }
 835
 836                         break;
 837
 838                 case SDLK_F5:
 839                         save_nebula();
 840                         break;
 841                 case SDLK_F7:
 842                         load_nebula();
 843                         break;
 844
 845                 case SDLK_BACKSPACE:
 846                         sphericalize_nebula();
 847                         break;
 848                 }
 849         }
 850         return 0;
 851 }
 852
 853 void os_close()
 854 {
 855         exit(1);
 856 }
 857
 858 int newtri[3];
 859
 860 bool mdflag = false;
 861
 862 int main(int argc, char *argv[])
 863 {
 864         int i;
 865         fix t1, t2;
 866         control_info ci;
 867         float speed = 20.0f;            // how fast viewer moves
 868
 869         // setup the fred exe directory so CFILE can init properly
 870         /*
 871         char *c = GetCommandLine();
 872         SDL_assert(c != NULL);
 873         char *tok = strtok(c, " ");
 874         SDL_assert(tok != NULL);
 875         */
 876
 877         Cmdline_window = 1; // always windowed
 878
 879         timer_init();
 880         // cfile_init(tok);
 881         cfile_init(argv[0]);
 882         os_init( "NebEdit", "NebEdit" );        //SCREEN_W, SCREEN_H );
 883         os_set_title("NebEdit");
 884         gr_init(GR_640, GR_OPENGL, 16);
 885         palette_load_table( "gamepalette1-01.pcx" );
 886         key_init();
 887         mouse_init();
 888         SDL_ShowCursor(1);
 889         Font1 = gr_init_font( "font01.vf" );
 890         gr_init_alphacolor( &color_green, 0,255,0,255,AC_TYPE_HUD );
 891
 892         test_model = model_load( "fighter01.pof", 0, NULL );
 893
 894         physics_init( &ViewerPhysics );
 895         ViewerPhysics.flags |= PF_ACCELERATES | PF_SLIDE_ENABLED;
 896
 897         ViewerPhysics.max_vel.xyz.x = 2.0f*speed;               //sideways
 898         ViewerPhysics.max_vel.xyz.y = 2.0f*speed;               //up/down
 899         ViewerPhysics.max_vel.xyz.z = 2.0f*speed;               //forward
 900         ViewerPhysics.max_rear_vel = 2.0f*speed;        //backward -- controlled seperately
 901
 902         memset( &ci, 0, sizeof(control_info) );
 903
 904         ModelOrient = vmd_identity_matrix;
 905         ModelPos.xyz.x=0.0f; ModelPos.xyz.y = 0.0f; ModelPos.xyz.z = 0.0f;
 906
 907         ViewerOrient = vmd_identity_matrix;
 908         ViewerPos.xyz.x=0.0f; ViewerPos.xyz.y = 0.0f; ViewerPos.xyz.z = -50.0f;
 909
 910         flFrametime = 0.033f;
 911
 912         t1 = timer_get_fixed_seconds();
 913
 914         nebula_init();
 915
 916         wxApp::SetInstance( new MyApp() );
 917
 918         wxEntryStart(argc, argv);
 919
 920         //bool some_selected = false;
 921
 922         while(1)        {
 923                 os_poll();
 924
 925                 /*some_selected = false;
 926                 if (Sel_mode) {
 927                         for (i=0;i<num_pts;i++) {
 928                                 if (Selected[i]) {
 929                                         some_selected = true;
 930                                         break;
 931                                 }
 932                         }
 933                 }*/
 934
 935                 mouse_get_pos( &Mouse_x, &Mouse_y );
 936
 937                 if (Current_face==-1) {
 938                         Current_face = get_closest_face(Mouse_x, Mouse_y);
 939                 }
 940
 941                 if ( check_keys() ){
 942                         break;
 943                 }
 944
 945                 if ( Sel_mode==1 ) {
 946                         // Special mouse handlers for multiple selmode
 947                         if (mouse_down_count(LOWEST_MOUSE_BUTTON)) {
 948                                 Orig_pos_x = Mouse_x;
 949                                 Orig_pos_y = Mouse_y;
 950                         }
 951                         if (mouse_down(LOWEST_MOUSE_BUTTON)) {
 952                                 for (i=0;i<num_pts;i++) {
 953                                         if (Selected[i]) {
 954                                                 x[i]+=Mouse_x - Orig_pos_x;
 955                                                 y[i]+=Mouse_y - Orig_pos_y;
 956                                         }
 957                                 }
 958                                 Orig_pos_x = Mouse_x;
 959                                 Orig_pos_y = Mouse_y;
 960                         }
 961                         if (mouse_down_count(MOUSE_RIGHT_BUTTON)) {
 962                                 Orig_pos_x = Mouse_x;
 963                                 Orig_pos_y = Mouse_y;
 964                                 for (i=0;i<num_pts;i++) {
 965                                         Selected[i] = FALSE;
 966                                 }
 967                         }
 968                         if (mouse_down(MOUSE_RIGHT_BUTTON)) {
 969                                 Draw_sel_box = true;
 970                                 End_pos_x = Mouse_x;
 971                                 End_pos_y = Mouse_y;
 972                         }
 973                         if (mouse_up_count(MOUSE_RIGHT_BUTTON)) {
 974                                 Draw_sel_box = false;
 975                                 End_pos_x = Mouse_x;
 976                                 End_pos_y = Mouse_y;
 977                                 select_by_box(Orig_pos_x, Orig_pos_y, End_pos_x, End_pos_y);
 978                         }
 979
 980                 } else {
 981
 982                         if ( mouse_down(LOWEST_MOUSE_BUTTON) )  {
 983                                 if ( mdflag )   {
 984                                         if (Vert_mode==0) {
 985                                                 x[Current_point] = Mouse_x;
 986                                                 y[Current_point] = Mouse_y;
 987                                         } else if (Vert_mode==1) {
 988                                                 x[tri[Current_face][0]] += Mouse_x - Orig_pos_x;
 989                                                 y[tri[Current_face][0]] += Mouse_y - Orig_pos_y;
 990                                                 x[tri[Current_face][1]] += Mouse_x - Orig_pos_x;
 991                                                 y[tri[Current_face][1]] += Mouse_y - Orig_pos_y;
 992                                                 x[tri[Current_face][2]] += Mouse_x - Orig_pos_x;
 993                                                 y[tri[Current_face][2]] += Mouse_y - Orig_pos_y;
 994                                                 Orig_pos_x = Mouse_x;
 995                                                 Orig_pos_y = Mouse_y;
 996                                         }
 997                                 } else {
 998                                         if (Vert_mode == 1) {
 999                                                 Current_face = get_closest_face(Mouse_x, Mouse_y);
1000                                                 Orig_pos_x = Mouse_x;
1001                                                 Orig_pos_y = Mouse_y;
1002                                         }
1003                                         if (Vert_mode==0) {
1004                                                 Current_point = get_closest(Mouse_x, Mouse_y);
1005                                                 mouse_set_pos(x[Current_point], y[Current_point]);
1006                                         }
1007                                         mdflag = true;
1008                                 }
1009                         }
1010                         if ( mouse_up_count(LOWEST_MOUSE_BUTTON)) {
1011                                 //Current_point = -1;
1012                                 //Current_face = -1;
1013                                 mdflag = false;
1014                         }
1015
1016                         if ( mouse_up_count(MOUSE_RIGHT_BUTTON) ) {
1017                                 if (Vert_mode==0) {
1018                                         Current_point = add_vert(Mouse_x, Mouse_y);
1019                                 } else if (Vert_mode==1) {
1020                                         if ((num_tris<MAX_TRIS-1)) {
1021                                                 tri[num_tris][Which_vert] = get_closest(Mouse_x, Mouse_y);
1022                                                 Which_vert++;
1023                                                 if (Which_vert>2) {
1024                                                         Which_vert = 0;
1025                                                         num_tris++;
1026                                                 }
1027                                         }
1028                                 }
1029                         }
1030                 }
1031                 controls_read_all(&ci, flFrametime );
1032                 physics_read_flying_controls( &ViewerOrient, &ViewerPhysics, &ci, flFrametime );
1033                 physics_sim(&ViewerPos, &ViewerOrient, &ViewerPhysics, flFrametime );
1034
1035                 render_frame();
1036
1037                 t2 = timer_get_fixed_seconds();
1038                 if ( t2 > t1 )  {
1039                         flFrametime = f2fl(t2 - t1);
1040                 }
1041
1042                 t1 = t2;
1043
1044                 SDL_Delay(10);
1045         }
1046
1047         nebedit_close();
1048
1049         wxEntryCleanup();
1050
1051         return 0;
1052 }
1053
1054 // Stub functions and variables.
1055 // These do nothing but are needed to prevent link errors.
1056 void demo_set_playback_filter() {}
1057
1058 void freespace_menu_background()
1059 {
1060         gr_reset_clip();
1061         gr_clear();
1062 }
1063
1064 int game_check_key()
1065 {
1066         return key_inkey();
1067 }
1068
1069 int game_poll()
1070 {
1071         return key_inkey();
1072 }
1073
1074 vector Camera_pos;
1075 vector Dead_player_last_vel;
1076 // end stubs
1077