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gibs and corpses now affected by mplats
[d2df-sdl.git] / src / game / g_panel.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 {$INCLUDE ../shared/a_modes.inc}
17 {$M+}
18 unit g_panel;
19
20 interface
21
22 uses
23 MAPDEF, BinEditor, g_textures, xdynrec;
24
25 type
26 TAddTextureArray = Array of
27 record
28 Texture: Cardinal;
29 Anim: Boolean;
30 end;
31
32 TPanel = Class (TObject)
33 private
34 const
35 private
36 mGUID: Integer; // will be assigned in "g_map.pas"
37 FTextureWidth: Word;
38 FTextureHeight: Word;
39 FAlpha: Byte;
40 FBlending: Boolean;
41 FTextureIDs: Array of
42 record
43 case Anim: Boolean of
44 False: (Tex: Cardinal);
45 True: (AnTex: TAnimation);
46 end;
47
48 mMovingSpeed: TDFPoint;
49 mMovingStart: TDFPoint;
50 mMovingEnd: TDFPoint;
51 mMovingActive: Boolean;
52
53 private
54 function getx1 (): Integer; inline;
55 function gety1 (): Integer; inline;
56 function getvisvalid (): Boolean; inline;
57
58 function getMovingSpeedX (): Integer; inline;
59 procedure setMovingSpeedX (v: Integer); inline;
60 function getMovingSpeedY (): Integer; inline;
61 procedure setMovingSpeedY (v: Integer); inline;
62
63 function getMovingStartX (): Integer; inline;
64 procedure setMovingStartX (v: Integer); inline;
65 function getMovingStartY (): Integer; inline;
66 procedure setMovingStartY (v: Integer); inline;
67
68 function getMovingEndX (): Integer; inline;
69 procedure setMovingEndX (v: Integer); inline;
70 function getMovingEndY (): Integer; inline;
71 procedure setMovingEndY (v: Integer); inline;
72
73 public
74 FCurTexture: Integer; // Íîìåð òåêóùåé òåêñòóðû
75 FCurFrame: Integer;
76 FCurFrameCount: Byte;
77 FX, FY: Integer;
78 FWidth, FHeight: Word;
79 FPanelType: Word;
80 FSaveIt: Boolean; // Ñîõðàíÿòü ïðè SaveState?
81 FEnabled: Boolean;
82 FDoor: Boolean;
83 FMoved: Boolean;
84 FLiftType: Byte;
85 FLastAnimLoop: Byte;
86 // sorry, there fields are public to allow setting 'em in g_map; this should be fixed later
87 // for now, PLEASE, don't modify 'em, or all hell will break loose
88 arrIdx: Integer; // index in one of internal arrays; sorry
89 tag: Integer; // used in coldets and such; sorry; see g_map.GridTagXXX
90 proxyId: Integer; // proxy id in map grid (DO NOT USE!)
91 mapId: AnsiString; // taken directly from map file; dunno why it is here
92
93 constructor Create(PanelRec: TDynRecord;
94 AddTextures: TAddTextureArray;
95 CurTex: Integer;
96 var Textures: TLevelTextureArray; aguid: Integer);
97 destructor Destroy(); override;
98
99 procedure Draw();
100 procedure DrawShadowVolume(lightX: Integer; lightY: Integer; radius: Integer);
101 procedure Update();
102 procedure SetFrame(Frame: Integer; Count: Byte);
103 procedure NextTexture(AnimLoop: Byte = 0);
104 procedure SetTexture(ID: Integer; AnimLoop: Byte = 0);
105 function GetTextureID(): Cardinal;
106 function GetTextureCount(): Integer;
107
108 procedure SaveState(var Mem: TBinMemoryWriter);
109 procedure LoadState(var Mem: TBinMemoryReader);
110
111 procedure positionChanged (); inline;
112
113 function getIsGBack (): Boolean; inline; // gRenderBackgrounds
114 function getIsGStep (): Boolean; inline; // gSteps
115 function getIsGWall (): Boolean; inline; // gWalls
116 function getIsGAcid1 (): Boolean; inline; // gAcid1
117 function getIsGAcid2 (): Boolean; inline; // gAcid2
118 function getIsGWater (): Boolean; inline; // gWater
119 function getIsGFore (): Boolean; inline; // gRenderForegrounds
120 function getIsGLift (): Boolean; inline; // gLifts
121 function getIsGBlockMon (): Boolean; inline; // gBlockMon
122
123 public
124 property visvalid: Boolean read getvisvalid; // panel is "visvalid" when it's width and height are positive
125
126 published
127 property guid: Integer read mGUID; // will be assigned in "g_map.pas"
128 property x0: Integer read FX;
129 property y0: Integer read FY;
130 property x1: Integer read getx1; // inclusive!
131 property y1: Integer read gety1; // inclusive!
132 property x: Integer read FX write FX;
133 property y: Integer read FY write FY;
134 property width: Word read FWidth write FWidth;
135 property height: Word read FHeight write FHeight;
136 property panelType: Word read FPanelType write FPanelType;
137 property saveIt: Boolean read FSaveIt write FSaveIt; // Ñîõðàíÿòü ïðè SaveState?
138 property enabled: Boolean read FEnabled write FEnabled; // Ñîõðàíÿòü ïðè SaveState?
139 property door: Boolean read FDoor write FDoor; // Ñîõðàíÿòü ïðè SaveState?
140 property moved: Boolean read FMoved write FMoved; // Ñîõðàíÿòü ïðè SaveState?
141 property liftType: Byte read FLiftType write FLiftType; // Ñîõðàíÿòü ïðè SaveState?
142 property lastAnimLoop: Byte read FLastAnimLoop write FLastAnimLoop; // Ñîõðàíÿòü ïðè SaveState?
143
144 property movingSpeedX: Integer read getMovingSpeedX write setMovingSpeedX;
145 property movingSpeedY: Integer read getMovingSpeedY write setMovingSpeedY;
146 property movingStartX: Integer read getMovingStartX write setMovingStartX;
147 property movingStartY: Integer read getMovingStartY write setMovingStartY;
148 property movingEndX: Integer read getMovingEndX write setMovingEndX;
149 property movingEndY: Integer read getMovingEndY write setMovingEndY;
150 property movingActive: Boolean read mMovingActive write mMovingActive;
151
152 property isGBack: Boolean read getIsGBack;
153 property isGStep: Boolean read getIsGStep;
154 property isGWall: Boolean read getIsGWall;
155 property isGAcid1: Boolean read getIsGAcid1;
156 property isGAcid2: Boolean read getIsGAcid2;
157 property isGWater: Boolean read getIsGWater;
158 property isGFore: Boolean read getIsGFore;
159 property isGLift: Boolean read getIsGLift;
160 property isGBlockMon: Boolean read getIsGBlockMon;
161
162 public
163 property movingSpeed: TDFPoint read mMovingSpeed write mMovingSpeed;
164 property movingStart: TDFPoint read mMovingStart write mMovingStart;
165 property movingEnd: TDFPoint read mMovingEnd write mMovingEnd;
166 end;
167
168 TPanelArray = Array of TPanel;
169
170 var
171 g_dbgpan_mplat_active: Boolean = {$IF DEFINED(D2F_DEBUG)}false{$ELSE}true{$ENDIF};
172 g_dbgpan_mplat_step: Boolean = false; // one step, and stop
173
174
175 implementation
176
177 uses
178 SysUtils, g_basic, g_map, g_game, g_gfx, e_graphics, g_weapons,
179 g_console, g_language, g_monsters, g_player, e_log, GL;
180
181 const
182 PANEL_SIGNATURE = $4C4E4150; // 'PANL'
183
184 { T P a n e l : }
185
186 constructor TPanel.Create(PanelRec: TDynRecord;
187 AddTextures: TAddTextureArray;
188 CurTex: Integer;
189 var Textures: TLevelTextureArray; aguid: Integer);
190 var
191 i: Integer;
192 begin
193 X := PanelRec.X;
194 Y := PanelRec.Y;
195 Width := PanelRec.Width;
196 Height := PanelRec.Height;
197 FAlpha := 0;
198 FBlending := False;
199 FCurFrame := 0;
200 FCurFrameCount := 0;
201 LastAnimLoop := 0;
202 Moved := False;
203
204 mapId := PanelRec.id;
205 mGUID := aguid;
206
207 mMovingSpeed := PanelRec.moveSpeed;
208 mMovingStart := PanelRec.moveStart;
209 mMovingEnd := PanelRec.moveEnd;
210 mMovingActive := PanelRec['move_active'].varvalue;
211
212 // Òèï ïàíåëè:
213 PanelType := PanelRec.PanelType;
214 Enabled := True;
215 Door := False;
216 LiftType := 0;
217 SaveIt := False;
218
219 case PanelType of
220 PANEL_OPENDOOR:
221 begin
222 Enabled := False;
223 Door := True;
224 SaveIt := True;
225 end;
226 PANEL_CLOSEDOOR:
227 begin
228 Door := True;
229 SaveIt := True;
230 end;
231 PANEL_LIFTUP:
232 SaveIt := True;
233 PANEL_LIFTDOWN:
234 begin
235 LiftType := 1;
236 SaveIt := True;
237 end;
238 PANEL_LIFTLEFT:
239 begin
240 LiftType := 2;
241 SaveIt := True;
242 end;
243 PANEL_LIFTRIGHT:
244 begin
245 LiftType := 3;
246 SaveIt := True;
247 end;
248 end;
249
250 // Íåâèäèìàÿ:
251 if ByteBool(PanelRec.Flags and PANEL_FLAG_HIDE) then
252 begin
253 SetLength(FTextureIDs, 0);
254 FCurTexture := -1;
255 Exit;
256 end;
257 // Ïàíåëè, íå èñïîëüçóþùèå òåêñòóðû:
258 if ByteBool(PanelType and
259 (PANEL_LIFTUP or
260 PANEL_LIFTDOWN or
261 PANEL_LIFTLEFT or
262 PANEL_LIFTRIGHT or
263 PANEL_BLOCKMON)) then
264 begin
265 SetLength(FTextureIDs, 0);
266 FCurTexture := -1;
267 Exit;
268 end;
269
270 // Åñëè ýòî æèäêîñòü áåç òåêñòóðû - ñïåöòåêñòóðó:
271 if WordBool(PanelType and (PANEL_WATER or PANEL_ACID1 or PANEL_ACID2)) and
272 (not ByteBool(PanelRec.Flags and PANEL_FLAG_WATERTEXTURES)) then
273 begin
274 SetLength(FTextureIDs, 1);
275 FTextureIDs[0].Anim := False;
276
277 case PanelRec.PanelType of
278 PANEL_WATER:
279 FTextureIDs[0].Tex := LongWord(TEXTURE_SPECIAL_WATER);
280 PANEL_ACID1:
281 FTextureIDs[0].Tex := LongWord(TEXTURE_SPECIAL_ACID1);
282 PANEL_ACID2:
283 FTextureIDs[0].Tex := LongWord(TEXTURE_SPECIAL_ACID2);
284 end;
285
286 FCurTexture := 0;
287 Exit;
288 end;
289
290 SetLength(FTextureIDs, Length(AddTextures));
291
292 if CurTex < 0 then
293 FCurTexture := -1
294 else
295 if CurTex >= Length(FTextureIDs) then
296 FCurTexture := Length(FTextureIDs) - 1
297 else
298 FCurTexture := CurTex;
299
300 for i := 0 to Length(FTextureIDs)-1 do
301 begin
302 FTextureIDs[i].Anim := AddTextures[i].Anim;
303 if FTextureIDs[i].Anim then
304 begin // Àíèìèðîâàííàÿ òåêñòóðà
305 FTextureIDs[i].AnTex :=
306 TAnimation.Create(Textures[AddTextures[i].Texture].FramesID,
307 True, Textures[AddTextures[i].Texture].Speed);
308 FTextureIDs[i].AnTex.Blending := ByteBool(PanelRec.Flags and PANEL_FLAG_BLENDING);
309 FTextureIDs[i].AnTex.Alpha := PanelRec.Alpha;
310 SaveIt := True;
311 end
312 else
313 begin // Îáû÷íàÿ òåêñòóðà
314 FTextureIDs[i].Tex := Textures[AddTextures[i].Texture].TextureID;
315 end;
316 end;
317
318 // Òåêñòóð íåñêîëüêî - íóæíî ñîõðàíÿòü òåêóùóþ:
319 if Length(FTextureIDs) > 1 then
320 SaveIt := True;
321
322 // Åñëè íå ñïåöòåêñòóðà, òî çàäàåì ðàçìåðû:
323 if PanelRec.TextureNum > High(Textures) then
324 begin
325 e_WriteLog(Format('WTF?! PanelRec.TextureNum is out of limits! (%d : %d)', [PanelRec.TextureNum, High(Textures)]), MSG_FATALERROR);
326 FTextureWidth := 2;
327 FTextureHeight := 2;
328 FAlpha := 0;
329 FBlending := ByteBool(0);
330 end
331 else if not g_Map_IsSpecialTexture(Textures[PanelRec.TextureNum].TextureName) then
332 begin
333 FTextureWidth := Textures[PanelRec.TextureNum].Width;
334 FTextureHeight := Textures[PanelRec.TextureNum].Height;
335 FAlpha := PanelRec.Alpha;
336 FBlending := ByteBool(PanelRec.Flags and PANEL_FLAG_BLENDING);
337 end;
338 end;
339
340 destructor TPanel.Destroy();
341 var
342 i: Integer;
343 begin
344 for i := 0 to High(FTextureIDs) do
345 if FTextureIDs[i].Anim then
346 FTextureIDs[i].AnTex.Free();
347 SetLength(FTextureIDs, 0);
348
349 Inherited;
350 end;
351
352 function TPanel.getx1 (): Integer; inline; begin result := X+Width-1; end;
353 function TPanel.gety1 (): Integer; inline; begin result := Y+Height-1; end;
354 function TPanel.getvisvalid (): Boolean; inline; begin result := (Width > 0) and (Height > 0); end;
355
356 function TPanel.getMovingSpeedX (): Integer; inline; begin result := mMovingSpeed.X; end;
357 procedure TPanel.setMovingSpeedX (v: Integer); inline; begin mMovingSpeed.X := v; end;
358 function TPanel.getMovingSpeedY (): Integer; inline; begin result := mMovingSpeed.Y; end;
359 procedure TPanel.setMovingSpeedY (v: Integer); inline; begin mMovingSpeed.Y := v; end;
360
361 function TPanel.getMovingStartX (): Integer; inline; begin result := mMovingStart.X; end;
362 procedure TPanel.setMovingStartX (v: Integer); inline; begin mMovingStart.X := v; end;
363 function TPanel.getMovingStartY (): Integer; inline; begin result := mMovingStart.Y; end;
364 procedure TPanel.setMovingStartY (v: Integer); inline; begin mMovingStart.Y := v; end;
365
366 function TPanel.getMovingEndX (): Integer; inline; begin result := mMovingEnd.X; end;
367 procedure TPanel.setMovingEndX (v: Integer); inline; begin mMovingEnd.X := v; end;
368 function TPanel.getMovingEndY (): Integer; inline; begin result := mMovingEnd.Y; end;
369 procedure TPanel.setMovingEndY (v: Integer); inline; begin mMovingEnd.Y := v; end;
370
371 function TPanel.getIsGBack (): Boolean; inline; begin result := ((tag and GridTagBack) <> 0); end;
372 function TPanel.getIsGStep (): Boolean; inline; begin result := ((tag and GridTagStep) <> 0); end;
373 function TPanel.getIsGWall (): Boolean; inline; begin result := ((tag and (GridTagWall or GridTagDoor)) <> 0); end;
374 function TPanel.getIsGAcid1 (): Boolean; inline; begin result := ((tag and GridTagAcid1) <> 0); end;
375 function TPanel.getIsGAcid2 (): Boolean; inline; begin result := ((tag and GridTagAcid2) <> 0); end;
376 function TPanel.getIsGWater (): Boolean; inline; begin result := ((tag and GridTagWater) <> 0); end;
377 function TPanel.getIsGFore (): Boolean; inline; begin result := ((tag and GridTagFore) <> 0); end;
378 function TPanel.getIsGLift (): Boolean; inline; begin result := ((tag and GridTagLift) <> 0); end;
379 function TPanel.getIsGBlockMon (): Boolean; inline; begin result := ((tag and GridTagBlockMon) <> 0); end;
380
381 procedure TPanel.Draw();
382 var
383 xx, yy: Integer;
384 NoTextureID: DWORD;
385 NW, NH: Word;
386 begin
387 if {Enabled and} (FCurTexture >= 0) and
388 (Width > 0) and (Height > 0) and (FAlpha < 255) and
389 ((g_dbg_scale <> 1.0) or g_Collide(X, Y, Width, Height, sX, sY, sWidth, sHeight)) then
390 begin
391 if FTextureIDs[FCurTexture].Anim then
392 begin // Àíèìèðîâàííàÿ òåêñòóðà
393 if FTextureIDs[FCurTexture].AnTex = nil then
394 Exit;
395
396 for xx := 0 to (Width div FTextureWidth)-1 do
397 for yy := 0 to (Height div FTextureHeight)-1 do
398 FTextureIDs[FCurTexture].AnTex.Draw(
399 X + xx*FTextureWidth,
400 Y + yy*FTextureHeight, M_NONE);
401 end
402 else
403 begin // Îáû÷íàÿ òåêñòóðà
404 case FTextureIDs[FCurTexture].Tex of
405 LongWord(TEXTURE_SPECIAL_WATER):
406 e_DrawFillQuad(X, Y, X+Width-1, Y+Height-1,
407 0, 0, 255, 0, B_FILTER);
408 LongWord(TEXTURE_SPECIAL_ACID1):
409 e_DrawFillQuad(X, Y, X+Width-1, Y+Height-1,
410 0, 128, 0, 0, B_FILTER);
411 LongWord(TEXTURE_SPECIAL_ACID2):
412 e_DrawFillQuad(X, Y, X+Width-1, Y+Height-1,
413 128, 0, 0, 0, B_FILTER);
414 LongWord(TEXTURE_NONE):
415 if g_Texture_Get('NOTEXTURE', NoTextureID) then
416 begin
417 e_GetTextureSize(NoTextureID, @NW, @NH);
418 e_DrawFill(NoTextureID, X, Y, Width div NW, Height div NH,
419 0, False, False);
420 end else
421 begin
422 xx := X + (Width div 2);
423 yy := Y + (Height div 2);
424 e_DrawFillQuad(X, Y, xx, yy,
425 255, 0, 255, 0);
426 e_DrawFillQuad(xx, Y, X+Width-1, yy,
427 255, 255, 0, 0);
428 e_DrawFillQuad(X, yy, xx, Y+Height-1,
429 255, 255, 0, 0);
430 e_DrawFillQuad(xx, yy, X+Width-1, Y+Height-1,
431 255, 0, 255, 0);
432 end;
433
434 else
435 e_DrawFill(FTextureIDs[FCurTexture].Tex, X, Y,
436 Width div FTextureWidth,
437 Height div FTextureHeight,
438 FAlpha, True, FBlending);
439 end;
440 end;
441 end;
442 end;
443
444 procedure TPanel.DrawShadowVolume(lightX: Integer; lightY: Integer; radius: Integer);
445 procedure extrude (x: Integer; y: Integer);
446 begin
447 glVertex2i(x+(x-lightX)*500, y+(y-lightY)*500);
448 //e_WriteLog(Format(' : (%d,%d)', [x+(x-lightX)*300, y+(y-lightY)*300]), MSG_WARNING);
449 end;
450
451 procedure drawLine (x0: Integer; y0: Integer; x1: Integer; y1: Integer);
452 begin
453 // does this side facing the light?
454 if ((x1-x0)*(lightY-y0)-(lightX-x0)*(y1-y0) >= 0) then exit;
455 //e_WriteLog(Format('lightpan: (%d,%d)-(%d,%d)', [x0, y0, x1, y1]), MSG_WARNING);
456 // this edge is facing the light, extrude and draw it
457 glVertex2i(x0, y0);
458 glVertex2i(x1, y1);
459 extrude(x1, y1);
460 extrude(x0, y0);
461 end;
462
463 begin
464 if radius < 4 then exit;
465 if Enabled and (FCurTexture >= 0) and (Width > 0) and (Height > 0) and (FAlpha < 255) and g_Collide(X, Y, Width, Height, sX, sY, sWidth, sHeight) then
466 begin
467 if not FTextureIDs[FCurTexture].Anim then
468 begin
469 case FTextureIDs[FCurTexture].Tex of
470 LongWord(TEXTURE_SPECIAL_WATER): exit;
471 LongWord(TEXTURE_SPECIAL_ACID1): exit;
472 LongWord(TEXTURE_SPECIAL_ACID2): exit;
473 LongWord(TEXTURE_NONE): exit;
474 end;
475 end;
476 if (X+Width < lightX-radius) then exit;
477 if (Y+Height < lightY-radius) then exit;
478 if (X > lightX+radius) then exit;
479 if (Y > lightY+radius) then exit;
480 //e_DrawFill(FTextureIDs[FCurTexture].Tex, X, Y, Width div FTextureWidth, Height div FTextureHeight, FAlpha, True, FBlending);
481
482 glBegin(GL_QUADS);
483 drawLine(x, y, x+width, y); // top
484 drawLine(x+width, y, x+width, y+height); // right
485 drawLine(x+width, y+height, x, y+height); // bottom
486 drawLine(x, y+height, x, y); // left
487 glEnd();
488 end;
489 end;
490
491
492 procedure TPanel.positionChanged (); inline;
493 var
494 px, py, pw, ph: Integer;
495 begin
496 if (proxyId >= 0) then
497 begin
498 mapGrid.getBodyDims(proxyId, px, py, pw, ph);
499 if (px <> x) or (py <> y) or (pw <> Width) or (ph <> Height) then
500 begin
501 {
502 e_LogWritefln('panel moved: arridx=%s; guid=%s; proxyid=%s; old:(%s,%s)-(%sx%s); new:(%s,%s)-(%sx%s)',
503 [arrIdx, mGUID, proxyId, px, py, pw, ph, x, y, width, height]);
504 }
505 g_Mark(px, py, pw, ph, MARK_WALL, false);
506 if (pw <> Width) or (ph <> Height) then mapGrid.moveResizeBody(proxyId, X, Y, Width, Height)
507 else mapGrid.moveBody(proxyId, X, Y);
508 g_Mark(X, Y, Width, Height, MARK_WALL);
509 end;
510 end;
511 end;
512
513
514 var
515 monMoveList: array of TMonster = nil;
516 monMoveListUsed: Integer = 0;
517
518 procedure TPanel.Update();
519 var
520 nx, ny: Integer;
521
522 function doPush (px, py, pw, ph: Integer; out dx, dy: Integer): Boolean;
523 begin
524 result := g_Collide(px, py, pw, ph, nx, ny, Width, Height);
525 if result then
526 begin
527 // need to push
528 if (mMovingSpeed.X < 0) then dx := nx-(px+pw)
529 else if (mMovingSpeed.X > 0) then dx := (nx+Width)-px
530 else dx := 0;
531 if (mMovingSpeed.Y < 0) then dy := ny-(py+ph)
532 else if (mMovingSpeed.Y > 0) then dy := (ny+Height)-py
533 else dy := 0;
534 end
535 else
536 begin
537 dx := 0;
538 dy := 0;
539 end;
540 end;
541
542 function monMove (mon: TMonster): Boolean;
543 begin
544 result := false; // don't stop
545 //mon.GameX := mon.GameX+mMovingSpeed.X;
546 //mon.GameY := mon.GameY+mMovingSpeed.Y;
547 mon.setPosition(mon.GameX+mMovingSpeed.X, mon.GameY+mMovingSpeed.Y, false); // we can't call `positionChanged()` in grid callback
548 if (monMoveListUsed >= Length(monMoveList)) then SetLength(monMoveList, monMoveListUsed+64);
549 monMoveList[monMoveListUsed] := mon;
550 Inc(monMoveListUsed);
551 end;
552
553 function monPush (mon: TMonster): Boolean;
554 var
555 px, py, pw, ph, dx, dy: Integer;
556 begin
557 result := false; // don't stop
558 mon.getMapBox(px, py, pw, ph);
559 if doPush(px, py, pw, ph, dx, dy) then
560 begin
561 //mon.GameX := mon.GameX+dx;
562 //mon.GameY := mon.GameY+dy;
563 mon.setPosition(mon.GameX+dx, mon.GameY+dy, false); // we can't call `positionChanged()` in grid callback
564 if (monMoveListUsed >= Length(monMoveList)) then SetLength(monMoveList, monMoveListUsed+64);
565 monMoveList[monMoveListUsed] := mon;
566 Inc(monMoveListUsed);
567 end;
568 end;
569
570 procedure plrMove (plr: TPlayer);
571 var
572 px, py, pw, ph, dx, dy: Integer;
573 begin
574 // dead players leaves separate body entities, so don't move 'em
575 if (plr = nil) or not plr.alive then exit;
576 plr.getMapBox(px, py, pw, ph);
577 if (py+ph <> Y) then
578 begin
579 // push player
580 if doPush(px, py, pw, ph, dx, dy) then
581 begin
582 plr.GameX := plr.GameX+dx;
583 plr.GameY := plr.GameY+dy;
584 plr.positionChanged();
585 // check if we're squashed
586 if plr.alive then
587 begin
588 plr.getMapBox(px, py, pw, ph);
589 if g_Map_CollidePanel(px, py, pw, ph, (PANEL_WALL or PANEL_OPENDOOR or PANEL_CLOSEDOOR)) then
590 begin
591 plr.Damage(15000, 0, 0, 0, HIT_TRAP);
592 end;
593 end;
594 end;
595 exit;
596 end;
597 if (px+pw <= X) then exit;
598 if (px >= X+Width) then exit;
599 plr.GameX := plr.GameX+mMovingSpeed.X;
600 plr.GameY := plr.GameY+mMovingSpeed.Y;
601 plr.positionChanged();
602 end;
603
604 procedure gibMove (gib: PGib);
605 var
606 px, py, pw, ph, dx, dy: Integer;
607 begin
608 if (gib = nil) or not gib.alive then exit;
609 gib.getMapBox(px, py, pw, ph);
610 {
611 writeln('gib: p=(', px, ',', py, '); obj=(', gib.Obj.X, ',', gib.Obj.Y, ')');
612 px := gib.Obj.X;
613 py := gib.Obj.Y;
614 }
615 if (py+ph <> Y) then
616 begin
617 // push gib
618 if doPush(px, py, pw, ph, dx, dy) then
619 begin
620 gib.Obj.X += dx;
621 gib.Obj.Y += dy;
622 gib.positionChanged();
623 end;
624 exit;
625 end;
626 if (px+pw <= X) then exit;
627 if (px >= X+Width) then exit;
628 gib.Obj.X += mMovingSpeed.X;
629 gib.Obj.Y += mMovingSpeed.Y;
630 gib.positionChanged();
631 end;
632
633 procedure corpseMove (cor: TCorpse);
634 var
635 px, py, pw, ph, dx, dy: Integer;
636 begin
637 if (cor = nil) then exit;
638 cor.getMapBox(px, py, pw, ph);
639 if (py+ph <> Y) then
640 begin
641 // push gib
642 if doPush(px, py, pw, ph, dx, dy) then
643 begin
644 cor.moveBy(dx, dy); // will call `positionChanged()` for us
645 end;
646 exit;
647 end;
648 if (px+pw <= X) then exit;
649 if (px >= X+Width) then exit;
650 cor.moveBy(mMovingSpeed.X, mMovingSpeed.Y); // will call `positionChanged()` for us
651 end;
652
653 var
654 f: Integer;
655 mon: TMonster;
656 px, py, pw, ph: Integer;
657 begin
658 if Enabled and (FCurTexture >= 0) and
659 (FTextureIDs[FCurTexture].Anim) and
660 (FTextureIDs[FCurTexture].AnTex <> nil) and
661 (Width > 0) and (Height > 0) and (FAlpha < 255) then
662 begin
663 FTextureIDs[FCurTexture].AnTex.Update();
664 FCurFrame := FTextureIDs[FCurTexture].AnTex.CurrentFrame;
665 FCurFrameCount := FTextureIDs[FCurTexture].AnTex.CurrentCounter;
666 end;
667
668 if mMovingActive and (not mMovingSpeed.isZero) and g_dbgpan_mplat_active then
669 begin
670 monMoveListUsed := 0;
671 nx := X+mMovingSpeed.X;
672 ny := Y+mMovingSpeed.Y;
673 // move monsters on lifts
674 g_Mons_ForEachAt(X, Y-1, Width, 1, monMove);
675 X := nx;
676 Y := ny;
677 // fix grid
678 positionChanged();
679 // push monsters
680 g_Mons_ForEachAt(nx, ny, Width, Height, monPush);
681 // move and push players
682 for f := 0 to High(gPlayers) do plrMove(gPlayers[f]);
683 // move and push gibs
684 for f := 0 to High(gGibs) do gibMove(@gGibs[f]);
685 // move and push corpses
686 for f := 0 to High(gCorpses) do corpseMove(gCorpses[f]);
687 // reverse moving direction, if necessary
688 if (mMovingSpeed.X < 0) and (nx <= mMovingStart.X) then mMovingSpeed.X := -mMovingSpeed.X
689 else if (mMovingSpeed.X > 0) and (nx >= mMovingEnd.X) then mMovingSpeed.X := -mMovingSpeed.X;
690 if (mMovingSpeed.Y < 0) and (ny <= mMovingStart.Y) then mMovingSpeed.Y := -mMovingSpeed.Y
691 else if (mMovingSpeed.Y > 0) and (ny >= mMovingEnd.Y) then mMovingSpeed.Y := -mMovingSpeed.Y;
692 // notify moved monsters about their movement
693 for f := 0 to monMoveListUsed-1 do
694 begin
695 monMoveList[f].positionChanged();
696 end;
697 for f := 0 to monMoveListUsed-1 do
698 begin
699 mon := monMoveList[f];
700 // check if it is squashed
701 if mon.alive then
702 begin
703 mon.getMapBox(px, py, pw, ph);
704 if g_Map_CollidePanel(px, py, pw, ph, (PANEL_WALL or PANEL_OPENDOOR or PANEL_CLOSEDOOR)) then
705 begin
706 mon.Damage(15000, 0, 0, 0, HIT_TRAP);
707 end;
708 end;
709 end;
710 end;
711 end;
712
713 procedure TPanel.SetFrame(Frame: Integer; Count: Byte);
714
715 function ClampInt(X, A, B: Integer): Integer;
716 begin
717 Result := X;
718 if X < A then Result := A else if X > B then Result := B;
719 end;
720
721 begin
722 if Enabled and (FCurTexture >= 0) and
723 (FTextureIDs[FCurTexture].Anim) and
724 (FTextureIDs[FCurTexture].AnTex <> nil) and
725 (Width > 0) and (Height > 0) and (FAlpha < 255) then
726 begin
727 FCurFrame := ClampInt(Frame, 0, FTextureIDs[FCurTexture].AnTex.TotalFrames);
728 FCurFrameCount := Count;
729 FTextureIDs[FCurTexture].AnTex.CurrentFrame := FCurFrame;
730 FTextureIDs[FCurTexture].AnTex.CurrentCounter := FCurFrameCount;
731 end;
732 end;
733
734 procedure TPanel.NextTexture(AnimLoop: Byte = 0);
735 begin
736 Assert(FCurTexture >= -1, 'FCurTexture < -1');
737
738 // Íåò òåêñòóð:
739 if Length(FTextureIDs) = 0 then
740 FCurTexture := -1
741 else
742 // Òîëüêî îäíà òåêñòóðà:
743 if Length(FTextureIDs) = 1 then
744 begin
745 if FCurTexture = 0 then
746 FCurTexture := -1
747 else
748 FCurTexture := 0;
749 end
750 else
751 // Áîëüøå îäíîé òåêñòóðû:
752 begin
753 // Ñëåäóþùàÿ:
754 Inc(FCurTexture);
755 // Ñëåäóþùåé íåò - âîçâðàò ê íà÷àëó:
756 if FCurTexture >= Length(FTextureIDs) then
757 FCurTexture := 0;
758 end;
759
760 // Ïåðåêëþ÷èëèñü íà âèäèìóþ àíèì. òåêñòóðó:
761 if (FCurTexture >= 0) and FTextureIDs[FCurTexture].Anim then
762 begin
763 if (FTextureIDs[FCurTexture].AnTex = nil) then
764 begin
765 g_FatalError(_lc[I_GAME_ERROR_SWITCH_TEXTURE]);
766 Exit;
767 end;
768
769 if AnimLoop = 1 then
770 FTextureIDs[FCurTexture].AnTex.Loop := True
771 else
772 if AnimLoop = 2 then
773 FTextureIDs[FCurTexture].AnTex.Loop := False;
774
775 FTextureIDs[FCurTexture].AnTex.Reset();
776 end;
777
778 LastAnimLoop := AnimLoop;
779 end;
780
781 procedure TPanel.SetTexture(ID: Integer; AnimLoop: Byte = 0);
782 begin
783 // Íåò òåêñòóð:
784 if Length(FTextureIDs) = 0 then
785 FCurTexture := -1
786 else
787 // Òîëüêî îäíà òåêñòóðà:
788 if Length(FTextureIDs) = 1 then
789 begin
790 if (ID = 0) or (ID = -1) then
791 FCurTexture := ID;
792 end
793 else
794 // Áîëüøå îäíîé òåêñòóðû:
795 begin
796 if (ID >= -1) and (ID <= High(FTextureIDs)) then
797 FCurTexture := ID;
798 end;
799
800 // Ïåðåêëþ÷èëèñü íà âèäèìóþ àíèì. òåêñòóðó:
801 if (FCurTexture >= 0) and FTextureIDs[FCurTexture].Anim then
802 begin
803 if (FTextureIDs[FCurTexture].AnTex = nil) then
804 begin
805 g_FatalError(_lc[I_GAME_ERROR_SWITCH_TEXTURE]);
806 Exit;
807 end;
808
809 if AnimLoop = 1 then
810 FTextureIDs[FCurTexture].AnTex.Loop := True
811 else
812 if AnimLoop = 2 then
813 FTextureIDs[FCurTexture].AnTex.Loop := False;
814
815 FTextureIDs[FCurTexture].AnTex.Reset();
816 end;
817
818 LastAnimLoop := AnimLoop;
819 end;
820
821 function TPanel.GetTextureID(): DWORD;
822 begin
823 Result := LongWord(TEXTURE_NONE);
824
825 if (FCurTexture >= 0) then
826 begin
827 if FTextureIDs[FCurTexture].Anim then
828 Result := FTextureIDs[FCurTexture].AnTex.FramesID
829 else
830 Result := FTextureIDs[FCurTexture].Tex;
831 end;
832 end;
833
834 function TPanel.GetTextureCount(): Integer;
835 begin
836 Result := Length(FTextureIDs);
837 if Enabled and (FCurTexture >= 0) then
838 if (FTextureIDs[FCurTexture].Anim) and
839 (FTextureIDs[FCurTexture].AnTex <> nil) and
840 (Width > 0) and (Height > 0) and (FAlpha < 255) then
841 Result := Result + 100;
842 end;
843
844 procedure TPanel.SaveState(Var Mem: TBinMemoryWriter);
845 var
846 sig: DWORD;
847 anim: Boolean;
848 begin
849 if (Mem = nil) then exit;
850 //if not SaveIt then exit;
851
852 // Ñèãíàòóðà ïàíåëè:
853 sig := PANEL_SIGNATURE; // 'PANL'
854 Mem.WriteDWORD(sig);
855 // Îòêðûòà/çàêðûòà, åñëè äâåðü:
856 Mem.WriteBoolean(FEnabled);
857 // Íàïðàâëåíèå ëèôòà, åñëè ëèôò:
858 Mem.WriteByte(FLiftType);
859 // Íîìåð òåêóùåé òåêñòóðû:
860 Mem.WriteInt(FCurTexture);
861 // Êîîðäû
862 Mem.WriteInt(FX);
863 Mem.WriteInt(FY);
864 // Àíèìèðîâàííàÿ ëè òåêóùàÿ òåêñòóðà:
865 if (FCurTexture >= 0) and (FTextureIDs[FCurTexture].Anim) then
866 begin
867 Assert(FTextureIDs[FCurTexture].AnTex <> nil,
868 'TPanel.SaveState: No animation object');
869 anim := True;
870 end
871 else
872 anim := False;
873 Mem.WriteBoolean(anim);
874 // Åñëè äà - ñîõðàíÿåì àíèìàöèþ:
875 if anim then
876 FTextureIDs[FCurTexture].AnTex.SaveState(Mem);
877 // moving platform state
878 Mem.WriteInt(mMovingSpeed.X);
879 Mem.WriteInt(mMovingSpeed.Y);
880 Mem.WriteInt(mMovingStart.X);
881 Mem.WriteInt(mMovingStart.Y);
882 Mem.WriteInt(mMovingEnd.X);
883 Mem.WriteInt(mMovingEnd.Y);
884 Mem.WriteBoolean(mMovingActive);
885 end;
886
887 procedure TPanel.LoadState(var Mem: TBinMemoryReader);
888 var
889 sig: DWORD;
890 anim: Boolean;
891 //ox, oy: Integer;
892 begin
893 if (Mem = nil) then exit;
894 //if not SaveIt then exit;
895
896 // Ñèãíàòóðà ïàíåëè:
897 Mem.ReadDWORD(sig);
898 if sig <> PANEL_SIGNATURE then // 'PANL'
899 begin
900 raise EBinSizeError.Create('TPanel.LoadState: Wrong Panel Signature');
901 end;
902 // Îòêðûòà/çàêðûòà, åñëè äâåðü:
903 Mem.ReadBoolean(FEnabled);
904 // Íàïðàâëåíèå ëèôòà, åñëè ëèôò:
905 Mem.ReadByte(FLiftType);
906 // Íîìåð òåêóùåé òåêñòóðû:
907 Mem.ReadInt(FCurTexture);
908 // Êîîðäû
909 //ox := FX;
910 //oy := FY;
911 Mem.ReadInt(FX);
912 Mem.ReadInt(FY);
913 //e_LogWritefln('panel %s(%s): old=(%s,%s); new=(%s,%s); delta=(%s,%s)', [arrIdx, proxyId, ox, oy, FX, FY, FX-ox, FY-oy]);
914 // Àíèìèðîâàííàÿ ëè òåêóùàÿ òåêñòóðà:
915 Mem.ReadBoolean(anim);
916 // Åñëè äà - çàãðóæàåì àíèìàöèþ:
917 if anim then
918 begin
919 Assert((FCurTexture >= 0) and
920 (FTextureIDs[FCurTexture].Anim) and
921 (FTextureIDs[FCurTexture].AnTex <> nil),
922 'TPanel.LoadState: No animation object');
923 FTextureIDs[FCurTexture].AnTex.LoadState(Mem);
924 end;
925 // moving platform state
926 Mem.ReadInt(mMovingSpeed.X);
927 Mem.ReadInt(mMovingSpeed.Y);
928 Mem.ReadInt(mMovingStart.X);
929 Mem.ReadInt(mMovingStart.Y);
930 Mem.ReadInt(mMovingEnd.X);
931 Mem.ReadInt(mMovingEnd.Y);
932 Mem.ReadBoolean(mMovingActive);
933
934 positionChanged();
935 //mapGrid.proxyEnabled[proxyId] := FEnabled; // done in g_map.pas
936 end;
937
938 end.
[MIRROR] a port of Doom 2D Forever to FPC/SDL
[25/02/2024 19:55:35]
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