src/game/g_holmes.pas

   1 (* Copyright (C)  DooM 2D:Forever Developers
   2  *
   3  * This program is free software: you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation, either version 3 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15  *)
  16 {$INCLUDE ../shared/a_modes.inc}
  17 unit g_holmes;
  18
  19 interface
  20
  21 uses
  22   e_log,
  23   g_textures, g_basic, e_graphics, g_phys, g_grid, g_player, g_monsters,
  24   g_window, g_map, g_triggers, g_items, g_game, g_panel, g_console,
  25   xprofiler;
  26
  27
  28 type
  29   THMouseEvent = record
  30   public
  31     const
  32       // both for but and for bstate
  33       Left = $0001;
  34       Right = $0002;
  35       Middle = $0004;
  36       WheelUp = $0008;
  37       WheelDown = $0010;
  38
  39       // event types
  40       Release = 0;
  41       Press = 1;
  42       Motion = 2;
  43
  44   public
  45     kind: Byte; // motion, press, release
  46     x, y: Integer;
  47     dx, dy: Integer; // for wheel this is wheel motion, otherwise this is relative mouse motion
  48     but: Word; // current pressed/released button, or 0 for motion
  49     bstate: Word; // button state
  50     kstate: Word; // keyboard state (see THKeyEvent);
  51   end;
  52
  53   THKeyEvent = record
  54   public
  55     const
  56       // modifiers
  57       ModCtrl = $0001;
  58       ModAlt = $0002;
  59       ModShift = $0004;
  60
  61       // event types
  62       Release = 0;
  63       Press = 1;
  64
  65   public
  66     kind: Byte;
  67     scan: Word; // SDL_SCANCODE_XXX
  68     sym: Word; // SDLK_XXX
  69     bstate: Word; // button state
  70     kstate: Word; // keyboard state
  71   end;
  72
  73
  74 procedure g_Holmes_VidModeChanged ();
  75 procedure g_Holmes_WindowFocused ();
  76 procedure g_Holmes_WindowBlured ();
  77
  78 procedure g_Holmes_Draw ();
  79
  80 function g_Holmes_mouseEvent (var ev: THMouseEvent): Boolean; // returns `true` if event was eaten
  81 function g_Holmes_KeyEvent (var ev: THKeyEvent): Boolean; // returns `true` if event was eaten
  82
  83 // hooks for player
  84 procedure g_Holmes_plrView (viewPortX, viewPortY, viewPortW, viewPortH: Integer);
  85 procedure g_Holmes_plrLaser (ax0, ay0, ax1, ay1: Integer);
  86
  87
  88 var
  89   g_holmes_enabled: Boolean = {$IF DEFINED(D2F_DEBUG)}true{$ELSE}false{$ENDIF};
  90
  91
  92 implementation
  93
  94 uses
  95   SysUtils, GL, SDL2,
  96   MAPDEF, g_options;
  97
  98
  99 var
 100   //globalInited: Boolean = false;
 101   msX: Integer = -666;
 102   msY: Integer = -666;
 103   msB: Word = 0; // button state
 104   kbS: Word = 0; // keyboard modifiers state
 105   showMonsInfo: Boolean = false;
 106   showMonsLOS2Plr: Boolean = false;
 107   showAllMonsCells: Boolean = false;
 108
 109
 110 // ////////////////////////////////////////////////////////////////////////// //
 111 {$INCLUDE g_holmes.inc}
 112
 113 // ////////////////////////////////////////////////////////////////////////// //
 114 procedure g_Holmes_VidModeChanged ();
 115 begin
 116   e_WriteLog(Format('Inspector: videomode changed: %dx%d', [gScreenWidth, gScreenHeight]), MSG_NOTIFY);
 117   // texture space is possibly lost here, idc
 118   curtexid := 0;
 119   font6texid := 0;
 120   font8texid := 0;
 121   prfont6texid := 0;
 122   prfont8texid := 0;
 123   //createCursorTexture();
 124 end;
 125
 126 procedure g_Holmes_WindowFocused ();
 127 begin
 128   msB := 0;
 129   kbS := 0;
 130 end;
 131
 132 procedure g_Holmes_WindowBlured ();
 133 begin
 134 end;
 135
 136
 137 // ////////////////////////////////////////////////////////////////////////// //
 138 var
 139   vpSet: Boolean = false;
 140   vpx, vpy: Integer;
 141   vpw, vph: Integer;
 142   laserSet: Boolean = false;
 143   laserX0, laserY0, laserX1, laserY1: Integer;
 144   monMarkedUID: Integer = -1;
 145
 146 procedure g_Holmes_plrView (viewPortX, viewPortY, viewPortW, viewPortH: Integer);
 147 begin
 148   vpSet := true;
 149   vpx := viewPortX;
 150   vpy := viewPortY;
 151   vpw := viewPortW;
 152   vph := viewPortH;
 153 end;
 154
 155 procedure g_Holmes_plrLaser (ax0, ay0, ax1, ay1: Integer);
 156 begin
 157   laserSet := true;
 158   laserX0 := ax0;
 159   laserY0 := ay0;
 160   laserX1 := ax1;
 161   laserY1 := ay1;
 162 end;
 163
 164
 165 function pmsCurMapX (): Integer; inline; begin result := msX+vpx; end;
 166 function pmsCurMapY (): Integer; inline; begin result := msY+vpy; end;
 167
 168
 169 procedure plrDebugMouse (var ev: THMouseEvent);
 170
 171   function wallToggle (pan: TPanel; tag: Integer): Boolean;
 172   begin
 173     result := false; // don't stop
 174     if pan.Enabled then g_Map_DisableWall(pan.arrIdx) else g_Map_EnableWall(pan.arrIdx);
 175   end;
 176
 177   function monsAtDump (mon: TMonster; tag: Integer): Boolean;
 178   begin
 179     result := false; // don't stop
 180     e_WriteLog(Format('monster #%d; UID=%d', [mon.arrIdx, mon.UID]), MSG_NOTIFY);
 181     monMarkedUID := mon.UID;
 182     //if pan.Enabled then g_Map_DisableWall(pan.arrIdx) else g_Map_EnableWall(pan.arrIdx);
 183   end;
 184
 185   function monsInCell (mon: TMonster; tag: Integer): Boolean;
 186   begin
 187     result := false; // don't stop
 188     e_WriteLog(Format('monster #%d (UID:%u) (proxyid:%d)', [mon.arrIdx, mon.UID, mon.proxyId]), MSG_NOTIFY);
 189   end;
 190
 191 begin
 192   //e_WriteLog(Format('mouse: x=%d; y=%d; but=%d; bstate=%d', [msx, msy, but, bstate]), MSG_NOTIFY);
 193   if (gPlayer1 = nil) then exit;
 194   if (ev.kind <> THMouseEvent.Press) then exit;
 195
 196   if (ev.but = THMouseEvent.Left) then
 197   begin
 198     if ((kbS and THKeyEvent.ModShift) <> 0) then
 199     begin
 200       // dump monsters in cell
 201       e_WriteLog('===========================', MSG_NOTIFY);
 202       monsGrid.forEachInCell(pmsCurMapX, pmsCurMapY, monsInCell);
 203       e_WriteLog('---------------------------', MSG_NOTIFY);
 204     end
 205     else
 206     begin
 207       // toggle wall
 208       mapGrid.forEachAtPoint(pmsCurMapX, pmsCurMapY, wallToggle, (GridTagWall or GridTagDoor));
 209     end;
 210     exit;
 211   end;
 212
 213   if (ev.but = THMouseEvent.Right) then
 214   begin
 215     monMarkedUID := -1;
 216     e_WriteLog('===========================', MSG_NOTIFY);
 217     monsGrid.forEachAtPoint(pmsCurMapX, pmsCurMapY, monsAtDump);
 218     e_WriteLog('---------------------------', MSG_NOTIFY);
 219     exit;
 220   end;
 221 end;
 222
 223
 224 procedure plrDebugDraw ();
 225
 226   procedure drawTileGrid ();
 227   var
 228     x, y: Integer;
 229   begin
 230     y := mapGrid.gridY0;
 231     while (y < mapGrid.gridY0+mapGrid.gridHeight) do
 232     begin
 233       x := mapGrid.gridX0;
 234       while (x < mapGrid.gridX0+mapGrid.gridWidth) do
 235       begin
 236         if (x+mapGrid.tileSize > vpx) and (y+mapGrid.tileSize > vpy) and
 237            (x < vpx+vpw) and (y < vpy+vph) then
 238         begin
 239           //e_DrawQuad(x, y, x+mapGrid.tileSize-1, y+mapGrid.tileSize-1, 96, 96, 96, 96);
 240           drawRect(x, y, mapGrid.tileSize, mapGrid.tileSize, 96, 96, 96, 255);
 241         end;
 242         Inc(x, mapGrid.tileSize);
 243       end;
 244       Inc(y, mapGrid.tileSize);
 245     end;
 246   end;
 247
 248   procedure hilightCell (cx, cy: Integer);
 249   begin
 250     fillRect(cx, cy, monsGrid.tileSize, monsGrid.tileSize, 0, 128, 0, 64);
 251   end;
 252
 253   procedure hilightCell1 (cx, cy: Integer);
 254   begin
 255     //e_WriteLog(Format('h1: (%d,%d)', [cx, cy]), MSG_NOTIFY);
 256     fillRect(cx, cy, monsGrid.tileSize, monsGrid.tileSize, 255, 255, 0, 92);
 257   end;
 258
 259   function hilightWallTrc (pan: TPanel; tag: Integer; x, y, prevx, prevy: Integer): Boolean;
 260   begin
 261     result := false; // don't stop
 262     if (pan = nil) then exit; // cell completion, ignore
 263     //e_WriteLog(Format('h1: (%d,%d)', [cx, cy]), MSG_NOTIFY);
 264     fillRect(pan.X, pan.Y, pan.Width, pan.Height, 0, 128, 128, 64);
 265   end;
 266
 267   function monsCollector (mon: TMonster; tag: Integer): Boolean;
 268   var
 269     ex, ey: Integer;
 270     mx, my, mw, mh: Integer;
 271   begin
 272     result := false;
 273     mon.getMapBox(mx, my, mw, mh);
 274     e_DrawQuad(mx, my, mx+mw-1, my+mh-1, 255, 255, 0, 96);
 275     if lineAABBIntersects(laserX0, laserY0, laserX1, laserY1, mx, my, mw, mh, ex, ey) then
 276     begin
 277       e_DrawPoint(8, ex, ey, 0, 255, 0);
 278     end;
 279   end;
 280
 281   procedure drawMonsterInfo (mon: TMonster);
 282   var
 283     mx, my, mw, mh: Integer;
 284
 285     procedure drawMonsterTargetLine ();
 286     var
 287       emx, emy, emw, emh: Integer;
 288       enemy: TMonster;
 289       eplr: TPlayer;
 290       ex, ey: Integer;
 291     begin
 292       if (g_GetUIDType(mon.MonsterTargetUID) = UID_PLAYER) then
 293       begin
 294         eplr := g_Player_Get(mon.MonsterTargetUID);
 295         if (eplr <> nil) then eplr.getMapBox(emx, emy, emw, emh) else exit;
 296       end
 297       else if (g_GetUIDType(mon.MonsterTargetUID) = UID_MONSTER) then
 298       begin
 299         enemy := g_Monsters_ByUID(mon.MonsterTargetUID);
 300         if (enemy <> nil) then enemy.getMapBox(emx, emy, emw, emh) else exit;
 301       end
 302       else
 303       begin
 304         exit;
 305       end;
 306       mon.getMapBox(mx, my, mw, mh);
 307       drawLine(mx+mw div 2, my+mh div 2, emx+emw div 2, emy+emh div 2, 255, 0, 0, 255);
 308       if (g_Map_traceToNearestWall(mx+mw div 2, my+mh div 2, emx+emw div 2, emy+emh div 2, @ex, @ey) <> nil) then
 309       begin
 310         drawLine(mx+mw div 2, my+mh div 2, ex, ey, 0, 255, 0, 255);
 311       end;
 312     end;
 313
 314     procedure drawLOS2Plr ();
 315     var
 316       emx, emy, emw, emh: Integer;
 317       eplr: TPlayer;
 318       ex, ey: Integer;
 319     begin
 320       eplr := gPlayers[0];
 321       if (eplr = nil) then exit;
 322       eplr.getMapBox(emx, emy, emw, emh);
 323       mon.getMapBox(mx, my, mw, mh);
 324       drawLine(mx+mw div 2, my+mh div 2, emx+emw div 2, emy+emh div 2, 255, 0, 0, 255);
 325       {$IF DEFINED(D2F_DEBUG)}
 326       //mapGrid.dbgRayTraceTileHitCB := hilightCell1;
 327       {$ENDIF}
 328       if (g_Map_traceToNearestWall(mx+mw div 2, my+mh div 2, emx+emw div 2, emy+emh div 2, @ex, @ey) <> nil) then
 329       //if (mapGrid.traceRay(ex, ey, mx+mw div 2, my+mh div 2, emx+emw div 2, emy+emh div 2, hilightWallTrc, (GridTagWall or GridTagDoor)) <> nil) then
 330       begin
 331         drawLine(mx+mw div 2, my+mh div 2, ex, ey, 0, 255, 0, 255);
 332       end;
 333       {$IF DEFINED(D2F_DEBUG)}
 334       //mapGrid.dbgRayTraceTileHitCB := nil;
 335       {$ENDIF}
 336     end;
 337
 338   begin
 339     if (mon = nil) then exit;
 340     mon.getMapBox(mx, my, mw, mh);
 341     //mx += mw div 2;
 342
 343     monsGrid.forEachBodyCell(mon.proxyId, hilightCell);
 344
 345     if showMonsInfo then
 346     begin
 347       //fillRect(mx-4, my-7*8-6, 110, 7*8+6, 0, 0, 94, 250);
 348       shadeRect(mx-4, my-7*8-6, 110, 7*8+6, 128);
 349       my -= 8;
 350       my -= 2;
 351
 352       // type
 353       drawText6(mx, my, Format('%s(U:%u)', [monsTypeToString(mon.MonsterType), mon.UID]), 255, 127, 0); my -= 8;
 354       // beh
 355       drawText6(mx, my, Format('Beh: %s', [monsBehToString(mon.MonsterBehaviour)]), 255, 127, 0); my -= 8;
 356       // state
 357       drawText6(mx, my, Format('State:%s (%d)', [monsStateToString(mon.MonsterState), mon.MonsterSleep]), 255, 127, 0); my -= 8;
 358       // health
 359       drawText6(mx, my, Format('Health:%d', [mon.MonsterHealth]), 255, 127, 0); my -= 8;
 360       // ammo
 361       drawText6(mx, my, Format('Ammo:%d', [mon.MonsterAmmo]), 255, 127, 0); my -= 8;
 362       // target
 363       drawText6(mx, my, Format('TgtUID:%u', [mon.MonsterTargetUID]), 255, 127, 0); my -= 8;
 364       drawText6(mx, my, Format('TgtTime:%d', [mon.MonsterTargetTime]), 255, 127, 0); my -= 8;
 365     end;
 366
 367     drawMonsterTargetLine();
 368     if showMonsLOS2Plr then drawLOS2Plr();
 369     {
 370     property MonsterRemoved: Boolean read FRemoved write FRemoved;
 371     property MonsterPain: Integer read FPain write FPain;
 372     property MonsterAnim: Byte read FCurAnim write FCurAnim;
 373     }
 374   end;
 375
 376   function highlightAllMonsterCells (mon: TMonster): Boolean;
 377   begin
 378     result := false; // don't stop
 379     monsGrid.forEachBodyCell(mon.proxyId, hilightCell);
 380   end;
 381
 382 var
 383   mon: TMonster;
 384   mx, my, mw, mh: Integer;
 385 begin
 386   //e_DrawPoint(4, plrMouseX, plrMouseY, 255, 0, 255);
 387   if (gPlayer1 = nil) then exit;
 388
 389   //e_WriteLog(Format('(%d,%d)-(%d,%d)', [laserX0, laserY0, laserX1, laserY1]), MSG_NOTIFY);
 390
 391   glPushMatrix();
 392   glTranslatef(-vpx, -vpy, 0);
 393
 394   drawTileGrid();
 395
 396   g_Mons_AlongLine(laserX0, laserY0, laserX1, laserY1, monsCollector, true);
 397
 398   if (monMarkedUID <> -1) then
 399   begin
 400     mon := g_Monsters_ByUID(monMarkedUID);
 401     if (mon <> nil) then
 402     begin
 403       mon.getMapBox(mx, my, mw, mh);
 404       e_DrawQuad(mx, my, mx+mw-1, my+mh-1, 255, 0, 0, 30);
 405       drawMonsterInfo(mon);
 406     end;
 407   end;
 408
 409   if showAllMonsCells then g_Mons_ForEach(highlightAllMonsterCells);
 410
 411   //e_DrawPoint(16, laserX0, laserY0, 255, 255, 255);
 412
 413   glPopMatrix();
 414 end;
 415
 416
 417 // ////////////////////////////////////////////////////////////////////////// //
 418 function g_Holmes_mouseEvent (var ev: THMouseEvent): Boolean;
 419 begin
 420   result := true;
 421   msX := ev.x;
 422   msY := ev.y;
 423   msB := ev.bstate;
 424   kbS := ev.kstate;
 425   plrDebugMouse(ev);
 426 end;
 427
 428
 429 function g_Holmes_KeyEvent (var ev: THKeyEvent): Boolean;
 430 var
 431   mon: TMonster;
 432 begin
 433   result := false;
 434   msB := ev.bstate;
 435   kbS := ev.kstate;
 436   case ev.scan of
 437     SDL_SCANCODE_LCTRL, SDL_SCANCODE_RCTRL,
 438     SDL_SCANCODE_LALT, SDL_SCANCODE_RALT,
 439     SDL_SCANCODE_LSHIFT, SDL_SCANCODE_RSHIFT:
 440       result := true;
 441   end;
 442   // press
 443   if (ev.kind = THKeyEvent.Press) then
 444   begin
 445     // M-M: one monster think step
 446     if (ev.scan = SDL_SCANCODE_M) and ((ev.kstate and THKeyEvent.ModAlt) <> 0) then
 447     begin
 448       result := true;
 449       gmon_debug_think := false;
 450       gmon_debug_one_think_step := true; // do one step
 451       exit;
 452     end;
 453     // M-I: toggle monster info
 454     if (ev.scan = SDL_SCANCODE_I) and ((ev.kstate and THKeyEvent.ModAlt) <> 0) then
 455     begin
 456       result := true;
 457       showMonsInfo := not showMonsInfo;
 458       exit;
 459     end;
 460     // M-L: toggle monster LOS to player
 461     if (ev.scan = SDL_SCANCODE_L) and ((ev.kstate and THKeyEvent.ModAlt) <> 0) then
 462     begin
 463       result := true;
 464       showMonsLOS2Plr := not showMonsLOS2Plr;
 465       exit;
 466     end;
 467     // M-G: toggle "show all cells occupied by monsters"
 468     if (ev.scan = SDL_SCANCODE_G) and ((ev.kstate and THKeyEvent.ModAlt) <> 0) then
 469     begin
 470       result := true;
 471       showAllMonsCells := not showAllMonsCells;
 472       exit;
 473     end;
 474     // M-A: wake up monster
 475     if (ev.scan = SDL_SCANCODE_A) and ((ev.kstate and THKeyEvent.ModAlt) <> 0) then
 476     begin
 477       result := true;
 478       if (monMarkedUID <> -1) then
 479       begin
 480         mon := g_Monsters_ByUID(monMarkedUID);
 481         if (mon <> nil) then mon.WakeUp();
 482       end;
 483       exit;
 484     end;
 485   end;
 486 end;
 487
 488
 489 // ////////////////////////////////////////////////////////////////////////// //
 490 procedure g_Holmes_Draw ();
 491 begin
 492   glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); // modify color buffer
 493   glDisable(GL_STENCIL_TEST);
 494   glDisable(GL_BLEND);
 495   glDisable(GL_SCISSOR_TEST);
 496   glDisable(GL_TEXTURE_2D);
 497
 498   if gGameOn then
 499   begin
 500     plrDebugDraw();
 501   end;
 502
 503   //drawText6Prop(10, 10, 'Hi there, I''m Holmes!', 255, 255, 0);
 504   //drawText8Prop(10, 20, 'Hi there, I''m Holmes!', 255, 255, 0);
 505
 506   drawCursor();
 507
 508   laserSet := false;
 509 end;
 510
 511
 512 end.