1 (* Copyright (C) Doom 2D: Forever Developers
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, version 3 of the License ONLY.
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
12 * You should have received a copy of the GNU General Public License
13 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 {$INCLUDE ../shared/a_modes.inc}
23 MAPDEF
, g_textures
, xdynrec
;
26 TAddTextureArray
= array of record
27 Texture
: Cardinal; // Textures[Texture]
30 ATextureID
= array of record
31 Texture
: Cardinal; // Textures[Texture]
34 True: (AnTex
: TAnimationState
);
38 TPanel
= Class (TObject
)
42 mGUID
: Integer; // will be assigned in "g_map.pas"
45 FTextureIDs
: ATextureID
;
46 mMovingSpeed
: TDFPoint
;
47 mMovingStart
: TDFPoint
;
49 mMovingActive
: Boolean;
52 mOldMovingActive
: Boolean;
58 mEndSizeTrig
: Integer;
60 mNeedSend
: Boolean; // for network
63 function getx1 (): Integer; inline;
64 function gety1 (): Integer; inline;
65 function getvisvalid (): Boolean; inline;
67 function getMovingSpeedX (): Integer; inline;
68 procedure setMovingSpeedX (v
: Integer); inline;
69 function getMovingSpeedY (): Integer; inline;
70 procedure setMovingSpeedY (v
: Integer); inline;
72 function getMovingStartX (): Integer; inline;
73 procedure setMovingStartX (v
: Integer); inline;
74 function getMovingStartY (): Integer; inline;
75 procedure setMovingStartY (v
: Integer); inline;
77 function getMovingEndX (): Integer; inline;
78 procedure setMovingEndX (v
: Integer); inline;
79 function getMovingEndY (): Integer; inline;
80 procedure setMovingEndY (v
: Integer); inline;
82 function getSizeSpeedX (): Integer; inline;
83 procedure setSizeSpeedX (v
: Integer); inline;
84 function getSizeSpeedY (): Integer; inline;
85 procedure setSizeSpeedY (v
: Integer); inline;
87 function getSizeEndX (): Integer; inline;
88 procedure setSizeEndX (v
: Integer); inline;
89 function getSizeEndY (): Integer; inline;
90 procedure setSizeEndY (v
: Integer); inline;
93 FCurTexture
: Integer; // Íîìåð òåêóùåé òåêñòóðû
97 FWidth
, FHeight
: Word;
103 // sorry, there fields are public to allow setting 'em in g_map; this should be fixed later
104 // for now, PLEASE, don't modify 'em, or all hell will break loose
105 arrIdx
: Integer; // index in one of internal arrays; sorry
106 tag
: Integer; // used in coldets and such; sorry; see g_map.GridTagXXX
107 proxyId
: Integer; // proxy id in map grid (DO NOT USE!)
108 mapId
: AnsiString; // taken directly from map file; dunno why it is here
109 hasTexTrigger
: Boolean; // HACK: true when there's a trigger than can change my texture
111 constructor Create(PanelRec
: TDynRecord
;
112 AddTextures
: TAddTextureArray
;
114 var Textures
: TLevelTextureArray
; aguid
: Integer);
115 destructor Destroy(); override;
118 procedure SetFrame(Frame
: Integer; Count
: Byte);
119 procedure NextTexture(AnimLoop
: Byte = 0);
120 procedure SetTexture(ID
: Integer; AnimLoop
: Byte = 0);
121 function GetTextureID(): Cardinal;
122 function GetTextureCount(): Integer;
123 function CanChangeTexture(): Boolean;
125 procedure SaveState (st
: TStream
);
126 procedure LoadState (st
: TStream
);
128 procedure positionChanged (); inline;
130 function getIsGBack (): Boolean; inline; // gRenderBackgrounds
131 function getIsGStep (): Boolean; inline; // gSteps
132 function getIsGWall (): Boolean; inline; // gWalls
133 function getIsGAcid1 (): Boolean; inline; // gAcid1
134 function getIsGAcid2 (): Boolean; inline; // gAcid2
135 function getIsGWater (): Boolean; inline; // gWater
136 function getIsGFore (): Boolean; inline; // gRenderForegrounds
137 function getIsGLift (): Boolean; inline; // gLifts
138 function getIsGBlockMon (): Boolean; inline; // gBlockMon
141 function gncNeedSend (): Boolean; inline;
142 procedure setDirty (); inline; // why `dirty`? 'cause i may introduce property `needSend` later
145 property visvalid
: Boolean read getvisvalid
; // panel is "visvalid" when it's width and height are positive
148 property guid
: Integer read mGUID
; // will be assigned in "g_map.pas"
149 property x0
: Integer read FX
;
150 property y0
: Integer read FY
;
151 property x1
: Integer read getx1
; // inclusive!
152 property y1
: Integer read gety1
; // inclusive!
153 property x
: Integer read FX write FX
;
154 property y
: Integer read FY write FY
;
155 property width
: Word read FWidth write FWidth
;
156 property height
: Word read FHeight write FHeight
;
157 property panelType
: Word read FPanelType write FPanelType
;
158 property enabled
: Boolean read FEnabled write FEnabled
;
159 property door
: Boolean read FDoor write FDoor
;
160 property liftType
: Byte read FLiftType write FLiftType
;
161 property lastAnimLoop
: Byte read FLastAnimLoop write FLastAnimLoop
;
163 property movingSpeedX
: Integer read getMovingSpeedX write setMovingSpeedX
;
164 property movingSpeedY
: Integer read getMovingSpeedY write setMovingSpeedY
;
165 property movingStartX
: Integer read getMovingStartX write setMovingStartX
;
166 property movingStartY
: Integer read getMovingStartY write setMovingStartY
;
167 property movingEndX
: Integer read getMovingEndX write setMovingEndX
;
168 property movingEndY
: Integer read getMovingEndY write setMovingEndY
;
169 property movingActive
: Boolean read mMovingActive write mMovingActive
;
170 property moveOnce
: Boolean read mMoveOnce write mMoveOnce
;
172 property sizeSpeedX
: Integer read getSizeSpeedX write setSizeSpeedX
;
173 property sizeSpeedY
: Integer read getSizeSpeedY write setSizeSpeedY
;
174 property sizeEndX
: Integer read getSizeEndX write setSizeEndX
;
175 property sizeEndY
: Integer read getSizeEndY write setSizeEndY
;
177 property isGBack
: Boolean read getIsGBack
;
178 property isGStep
: Boolean read getIsGStep
;
179 property isGWall
: Boolean read getIsGWall
;
180 property isGAcid1
: Boolean read getIsGAcid1
;
181 property isGAcid2
: Boolean read getIsGAcid2
;
182 property isGWater
: Boolean read getIsGWater
;
183 property isGFore
: Boolean read getIsGFore
;
184 property isGLift
: Boolean read getIsGLift
;
185 property isGBlockMon
: Boolean read getIsGBlockMon
;
188 property Alpha
: Byte read FAlpha
;
189 property Blending
: Boolean read FBlending
;
190 property TextureIDs
: ATextureID read FTextureIDs
;
193 property movingSpeed
: TDFPoint read mMovingSpeed write mMovingSpeed
;
194 property movingStart
: TDFPoint read mMovingStart write mMovingStart
;
195 property movingEnd
: TDFPoint read mMovingEnd write mMovingEnd
;
197 property sizeSpeed
: TDFSize read mSizeSpeed write mSizeSpeed
;
198 property sizeEnd
: TDFSize read mSizeEnd write mSizeEnd
;
200 property endPosTrigId
: Integer read mEndPosTrig write mEndPosTrig
;
201 property endSizeTrigId
: Integer read mEndSizeTrig write mEndSizeTrig
;
204 TPanelArray
= Array of TPanel
;
213 g_dbgpan_mplat_active
: Boolean = {$IF DEFINED(D2F_DEBUG)}true{$ELSE}true{$ENDIF};
214 g_dbgpan_mplat_step
: Boolean = false; // one step, and stop
220 g_basic
, g_map
, g_game
, g_gfx
, g_weapons
, g_triggers
,
221 g_console
, g_language
, g_monsters
, g_player
, g_grid
, e_log
, geom
, utils
, xstreams
;
224 PANEL_SIGNATURE
= $4C4E4150; // 'PANL'
228 function FindTextureByName (const name
: String): Integer;
232 if Textures
<> nil then
234 for i
:= 0 to High(Textures
) do
236 if Textures
[i
].TextureName
= name
then
245 constructor TPanel
.Create(PanelRec
: TDynRecord
;
246 AddTextures
: TAddTextureArray
;
248 var Textures
: TLevelTextureArray
; aguid
: Integer);
255 Width
:= PanelRec
.Width
;
256 Height
:= PanelRec
.Height
;
263 mapId
:= PanelRec
.id
;
266 mMovingSpeed
:= PanelRec
.moveSpeed
;
267 mMovingStart
:= PanelRec
.moveStart
;
268 mMovingEnd
:= PanelRec
.moveEnd
;
269 mMovingActive
:= PanelRec
['move_active'].value
;
270 mOldMovingActive
:= mMovingActive
;
271 mMoveOnce
:= PanelRec
.moveOnce
;
273 mSizeSpeed
:= PanelRec
.sizeSpeed
;
274 mSizeEnd
:= PanelRec
.sizeEnd
;
276 mEndPosTrig
:= PanelRec
.endPosTrig
;
277 mEndSizeTrig
:= PanelRec
.endSizeTrig
;
282 PanelType
:= PanelRec
.PanelType
;
285 LiftType
:= LIFTTYPE_UP
;
286 hasTexTrigger
:= False;
289 PANEL_OPENDOOR
: begin Enabled
:= False; Door
:= True; end;
290 PANEL_CLOSEDOOR
: Door
:= True;
291 PANEL_LIFTUP
: LiftType
:= LIFTTYPE_UP
; //???
292 PANEL_LIFTDOWN
: LiftType
:= LIFTTYPE_DOWN
;
293 PANEL_LIFTLEFT
: LiftType
:= LIFTTYPE_LEFT
;
294 PANEL_LIFTRIGHT
: LiftType
:= LIFTTYPE_RIGHT
;
298 if ByteBool(PanelRec
.Flags
and PANEL_FLAG_HIDE
) then
300 SetLength(FTextureIDs
, 0);
304 // Ïàíåëè, íå èñïîëüçóþùèå òåêñòóðû:
305 if ByteBool(PanelType
and
310 PANEL_BLOCKMON
)) then
312 SetLength(FTextureIDs
, 0);
317 // Åñëè ýòî æèäêîñòü áåç òåêñòóðû - ñïåöòåêñòóðó:
318 if WordBool(PanelType
and (PANEL_WATER
or PANEL_ACID1
or PANEL_ACID2
)) and
319 (not ByteBool(PanelRec
.Flags
and PANEL_FLAG_WATERTEXTURES
)) then
321 SetLength(FTextureIDs
, 1);
322 FTextureIDs
[0].Anim
:= False;
323 case PanelRec
.PanelType
of
324 PANEL_WATER
: FTextureIDs
[0].Texture
:= FindTextureByName(TEXTURE_NAME_WATER
);
325 PANEL_ACID1
: FTextureIDs
[0].Texture
:= FindTextureByName(TEXTURE_NAME_ACID1
);
326 PANEL_ACID2
: FTextureIDs
[0].Texture
:= FindTextureByName(TEXTURE_NAME_ACID2
);
332 SetLength(FTextureIDs
, Length(AddTextures
));
337 if CurTex
>= Length(FTextureIDs
) then
338 FCurTexture
:= Length(FTextureIDs
) - 1
340 FCurTexture
:= CurTex
;
342 for i
:= 0 to Length(FTextureIDs
)-1 do
344 FTextureIDs
[i
].Texture
:= AddTextures
[i
].Texture
;
345 FTextureIDs
[i
].Anim
:= Textures
[AddTextures
[i
].Texture
].FramesCount
> 0;
346 if FTextureIDs
[i
].Anim
then
347 begin // Àíèìèðîâàííàÿ òåêñòóðà
348 FTextureIDs
[i
].AnTex
:= TAnimationState
.Create(True, Textures
[AddTextures
[i
].Texture
].Speed
, Textures
[AddTextures
[i
].Texture
].FramesCount
);
349 FTextureIDs
[i
].AnTex
.Blending
:= ByteBool(PanelRec
.Flags
and PANEL_FLAG_BLENDING
);
350 FTextureIDs
[i
].AnTex
.Alpha
:= PanelRec
.Alpha
;
354 // Òåêñòóð íåñêîëüêî - íóæíî ñîõðàíÿòü òåêóùóþ:
355 //if Length(FTextureIDs) > 1 then SaveIt := True;
357 if (PanelRec
.TextureRec
= nil) then tnum
:= -1 else tnum
:= PanelRec
.tagInt
;
358 if (tnum
< 0) then tnum
:= Length(Textures
);
360 // Åñëè íå ñïåöòåêñòóðà, òî çàäàåì ðàçìåðû:
361 if ({PanelRec.TextureNum}tnum
> High(Textures
)) then
363 e_WriteLog(Format('WTF?! tnum is out of limits! (%d : %d)', [tnum
, High(Textures
)]), TMsgType
.Warning
);
365 FBlending
:= ByteBool(0);
367 else if not g_Map_IsSpecialTexture(Textures
[{PanelRec.TextureNum}tnum
].TextureName
) then
369 FAlpha
:= PanelRec
.Alpha
;
370 FBlending
:= ByteBool(PanelRec
.Flags
and PANEL_FLAG_BLENDING
);
374 destructor TPanel
.Destroy();
378 for i
:= 0 to High(FTextureIDs
) do
379 if FTextureIDs
[i
].Anim
then
380 FTextureIDs
[i
].AnTex
.Free();
381 SetLength(FTextureIDs
, 0);
386 function TPanel
.getx1 (): Integer; inline; begin result
:= X
+Width
-1; end;
387 function TPanel
.gety1 (): Integer; inline; begin result
:= Y
+Height
-1; end;
388 function TPanel
.getvisvalid (): Boolean; inline; begin result
:= (Width
> 0) and (Height
> 0); end;
390 function TPanel
.getMovingSpeedX (): Integer; inline; begin result
:= mMovingSpeed
.X
; end;
391 procedure TPanel
.setMovingSpeedX (v
: Integer); inline; begin mMovingSpeed
.X
:= v
; end;
392 function TPanel
.getMovingSpeedY (): Integer; inline; begin result
:= mMovingSpeed
.Y
; end;
393 procedure TPanel
.setMovingSpeedY (v
: Integer); inline; begin mMovingSpeed
.Y
:= v
; end;
395 function TPanel
.getMovingStartX (): Integer; inline; begin result
:= mMovingStart
.X
; end;
396 procedure TPanel
.setMovingStartX (v
: Integer); inline; begin mMovingStart
.X
:= v
; end;
397 function TPanel
.getMovingStartY (): Integer; inline; begin result
:= mMovingStart
.Y
; end;
398 procedure TPanel
.setMovingStartY (v
: Integer); inline; begin mMovingStart
.Y
:= v
; end;
400 function TPanel
.getMovingEndX (): Integer; inline; begin result
:= mMovingEnd
.X
; end;
401 procedure TPanel
.setMovingEndX (v
: Integer); inline; begin mMovingEnd
.X
:= v
; end;
402 function TPanel
.getMovingEndY (): Integer; inline; begin result
:= mMovingEnd
.Y
; end;
403 procedure TPanel
.setMovingEndY (v
: Integer); inline; begin mMovingEnd
.Y
:= v
; end;
405 function TPanel
.getSizeSpeedX (): Integer; inline; begin result
:= mSizeSpeed
.w
; end;
406 procedure TPanel
.setSizeSpeedX (v
: Integer); inline; begin mSizeSpeed
.w
:= v
; end;
407 function TPanel
.getSizeSpeedY (): Integer; inline; begin result
:= mSizeSpeed
.h
; end;
408 procedure TPanel
.setSizeSpeedY (v
: Integer); inline; begin mSizeSpeed
.h
:= v
; end;
410 function TPanel
.getSizeEndX (): Integer; inline; begin result
:= mSizeEnd
.w
; end;
411 procedure TPanel
.setSizeEndX (v
: Integer); inline; begin mSizeEnd
.w
:= v
; end;
412 function TPanel
.getSizeEndY (): Integer; inline; begin result
:= mSizeEnd
.h
; end;
413 procedure TPanel
.setSizeEndY (v
: Integer); inline; begin mSizeEnd
.h
:= v
; end;
415 function TPanel
.getIsGBack (): Boolean; inline; begin result
:= ((tag
and GridTagBack
) <> 0); end;
416 function TPanel
.getIsGStep (): Boolean; inline; begin result
:= ((tag
and GridTagStep
) <> 0); end;
417 function TPanel
.getIsGWall (): Boolean; inline; begin result
:= ((tag
and (GridTagWall
or GridTagDoor
)) <> 0); end;
418 function TPanel
.getIsGAcid1 (): Boolean; inline; begin result
:= ((tag
and GridTagAcid1
) <> 0); end;
419 function TPanel
.getIsGAcid2 (): Boolean; inline; begin result
:= ((tag
and GridTagAcid2
) <> 0); end;
420 function TPanel
.getIsGWater (): Boolean; inline; begin result
:= ((tag
and GridTagWater
) <> 0); end;
421 function TPanel
.getIsGFore (): Boolean; inline; begin result
:= ((tag
and GridTagFore
) <> 0); end;
422 function TPanel
.getIsGLift (): Boolean; inline; begin result
:= ((tag
and GridTagLift
) <> 0); end;
423 function TPanel
.getIsGBlockMon (): Boolean; inline; begin result
:= ((tag
and GridTagBlockMon
) <> 0); end;
425 function TPanel
.gncNeedSend (): Boolean; inline; begin result
:= mNeedSend
; mNeedSend
:= false; end;
426 procedure TPanel
.setDirty (); inline; begin mNeedSend
:= true; end;
428 procedure TPanel
.positionChanged (); inline;
430 px
, py
, pw
, ph
: Integer;
432 if (proxyId
>= 0) then
434 mapGrid
.getBodyDims(proxyId
, px
, py
, pw
, ph
);
435 if (px
<> x
) or (py
<> y
) or (pw
<> Width
) or (ph
<> Height
) then
438 e_LogWritefln('panel moved: arridx=%s; guid=%s; proxyid=%s; old:(%s,%s)-(%sx%s); new:(%s,%s)-(%sx%s)',
439 [arrIdx, mGUID, proxyId, px, py, pw, ph, x, y, width, height]);
441 g_Mark(px
, py
, pw
, ph
, MARK_WALL
, false);
442 if (Width
< 1) or (Height
< 1) then
444 mapGrid
.proxyEnabled
[proxyId
] := false;
448 mapGrid
.proxyEnabled
[proxyId
] := Enabled
;
449 if (pw
<> Width
) or (ph
<> Height
) then
451 //writeln('panel resize!');
452 mapGrid
.moveResizeBody(proxyId
, X
, Y
, Width
, Height
)
456 mapGrid
.moveBody(proxyId
, X
, Y
);
458 g_Mark(X
, Y
, Width
, Height
, MARK_WALL
);
466 monCheckList
: array of TMonster
= nil;
467 monCheckListUsed
: Integer = 0;
469 procedure TPanel
.Update();
472 nx
, ny
, nw
, nh
: Integer;
473 ex
, ey
, nex
, ney
: Integer;
476 // return `true` if we should move by dx,dy
477 function tryMPlatMove (px
, py
, pw
, ph
: Integer; out dx
, dy
: Integer; out squash
: Boolean; ontop
: PBoolean=nil): Boolean;
488 pdx
:= mMovingSpeed
.X
;
489 pdy
:= mMovingSpeed
.Y
;
490 // standing on the platform?
493 if (ontop
<> nil) then ontop
^ := true;
494 // yes, move with it; but skip steps (no need to process size change here, 'cause platform top cannot be changed with it)
495 mapGrid
.traceBox(tex
, tey
, px
, py
, pw
, ph
, pdx
, pdy
, (GridTagWall
or GridTagDoor
));
499 if (ontop
<> nil) then ontop
^ := false;
500 // not standing on the platform: trace platform to see if it hits the entity
501 // first, process size change (as we cannot sweeptest both move and size change)
502 // but we don't have to check for pushing if the panel is shrinking
505 if (szdx
> 0) or (szdy
> 0) then
507 // ignore shrinking dimension
508 if (szdx
< 0) then szdx
:= 0;
509 if (szdy
< 0) then szdy
:= 0;
510 // move platform by szd* back, and check for szd* movement
511 if sweepAABB(ox
-szdx
, oy
-szdy
, nw
, nh
, szdx
, szdy
, px
, py
, pw
, ph
, @u0
) then
513 // yes, platform hits the entity, push the entity in the resizing direction
514 u0
:= 1.0-u0
; // how much path left?
515 szdx
:= trunc(szdx
*u0
);
516 szdy
:= trunc(szdy
*u0
);
517 if (szdx
<> 0) or (szdy
<> 0) then
519 // has some path to go, trace the entity
520 trtag
:= (GridTagWall
or GridTagDoor
);
521 // if we're moving down, consider steps too
522 if (szdy
> 0) then trtag
:= trtag
or GridTagStep
;
523 mapGrid
.traceBox(tex
, tey
, px
, py
, pw
, ph
, szdx
, szdy
, trtag
);
527 // second, process platform movement, using te* as entity starting point
528 if sweepAABB(ox
, oy
, nw
, nh
, pdx
, pdy
, tex
, tey
, pw
, ph
, @u0
) then
530 //e_LogWritefln('T: platsweep; u0=%s; u1=%s; hedge=%s; sweepAABB(%s, %s, %s, %s, %s, %s, %s, %s, %s, %s)', [u0, u1, hedge, ox, oy, mpw, mph, pdx, pdy, px-1, py-1, pw+2, ph+2]);
531 // yes, platform hits the entity, push the entity in the direction of the platform
532 u0
:= 1.0-u0
; // how much path left?
533 pdx
:= trunc(pdx
*u0
);
534 pdy
:= trunc(pdy
*u0
);
535 //e_LogWritefln(' platsweep; uleft=%s; pd=(%s,%s)', [u0, pdx, pdy]);
536 if (pdx
<> 0) or (pdy
<> 0) then
538 // has some path to go, trace the entity
539 trtag
:= (GridTagWall
or GridTagDoor
);
540 // if we're moving down, consider steps too
541 if (pdy
> 0) then trtag
:= trtag
or GridTagStep
;
542 mapGrid
.traceBox(tex
, tey
, px
, py
, pw
, ph
, pdx
, pdy
, trtag
);
546 // done with entity movement, new coords are in te*
549 result
:= (dx
<> 0) or (dy
<> 0);
550 if ((tag
and (GridTagWall
or GridTagDoor
)) <> 0) then
552 // check for squashing; as entity cannot be pushed into a wall, check only collision with the platform itself
553 squash
:= g_Collide(tex
, tey
, pw
, ph
, nx
, ny
, nw
, nh
); // squash, if still in platform
557 function monCollect (mon
: TMonster
): Boolean;
559 result
:= false; // don't stop
560 if (monCheckListUsed
>= Length(monCheckList
)) then SetLength(monCheckList
, monCheckListUsed
+128);
561 monCheckList
[monCheckListUsed
] := mon
;
562 Inc(monCheckListUsed
);
566 cx0
, cy0
, cx1
, cy1
, cw
, ch
: Integer;
568 px
, py
, pw
, ph
, pdx
, pdy
: Integer;
576 actMoveTrig
: Boolean;
577 actSizeTrig
: Boolean;
579 if (not Enabled
) or (Width
< 1) or (Height
< 1) then exit
;
581 if (FCurTexture
>= 0) and
582 (FTextureIDs
[FCurTexture
].Anim
) and
583 (FTextureIDs
[FCurTexture
].AnTex
<> nil) and
586 FTextureIDs
[FCurTexture
].AnTex
.Update();
587 FCurFrame
:= FTextureIDs
[FCurTexture
].AnTex
.CurrentFrame
;
588 FCurFrameCount
:= FTextureIDs
[FCurTexture
].AnTex
.CurrentCounter
;
591 if not g_dbgpan_mplat_active
then exit
;
593 if (mOldMovingActive
<> mMovingActive
) then mNeedSend
:= true;
594 mOldMovingActive
:= mMovingActive
;
596 if not mMovingActive
then exit
;
597 if mMovingSpeed
.isZero
and mSizeSpeed
.isZero
then exit
;
599 //TODO: write wall size change processing
604 * collect all monsters and players (aka entities) along the possible platform path
605 * if entity is standing on a platform:
606 * try to move it along the platform path, checking wall collisions
607 * if entity is NOT standing on a platform, but hit with sweeped platform aabb:
609 * if we can't push entity all the way, squash it
616 nw
:= mpw
+mSizeSpeed
.w
;
617 nh
:= mph
+mSizeSpeed
.h
;
618 nx
:= ox
+mMovingSpeed
.X
;
619 ny
:= oy
+mMovingSpeed
.Y
;
621 // force network updates only if some sudden change happened
622 // set the flag here, so we can sync affected monsters
623 if not mSizeSpeed
.isZero
and (nw
= mSizeEnd
.w
) and (nh
= mSizeEnd
.h
) then
627 else if ((mMovingSpeed
.X
< 0) and (nx
<= mMovingStart
.X
)) or ((mMovingSpeed
.X
> 0) and (nx
>= mMovingEnd
.X
)) then
631 else if ((mMovingSpeed
.Y
< 0) and (ny
<= mMovingStart
.Y
)) or ((mMovingSpeed
.Y
> 0) and (ny
>= mMovingEnd
.Y
)) then
636 // if pannel disappeared, we don't have to do anything
637 if (nw
> 0) and (nh
> 0) then
648 cx1
:= nmax(ex
, nex
);
649 cy1
:= nmax(ey
, ney
);
658 // process "obstacle" panels
659 if ((tag
and GridTagObstacle
) <> 0) then
661 // temporarily turn off this panel, so it won't interfere with collision checks
662 mapGrid
.proxyEnabled
[proxyId
] := false;
665 for f
:= 0 to High(gPlayers
) do
668 if (plr
= nil) or (not plr
.alive
) then continue
;
669 plr
.getMapBox(px
, py
, pw
, ph
);
670 if not g_Collide(px
, py
, pw
, ph
, cx0
, cy0
, cw
, ch
) then continue
;
671 if tryMPlatMove(px
, py
, pw
, ph
, pdx
, pdy
, squash
) then
674 plr
.moveBy(pdx
, pdy
); // this will call `positionChanged()` for us
676 // squash player, if necessary
677 if not g_Game_IsClient
and squash
then plr
.Damage(15000, 0, 0, 0, HIT_TRAP
);
681 for f
:= 0 to High(gGibs
) do
684 if not gib
.alive
then continue
;
685 gib
.getMapBox(px
, py
, pw
, ph
);
686 if not g_Collide(px
, py
, pw
, ph
, cx0
, cy0
, cw
, ch
) then continue
;
687 if tryMPlatMove(px
, py
, pw
, ph
, pdx
, pdy
, squash
, @ontop
) then
690 gib
.moveBy(pdx
, pdy
); // this will call `positionChanged()` for us
694 // move and push corpses
695 for f
:= 0 to High(gCorpses
) do
698 if (cor
= nil) then continue
;
699 cor
.getMapBox(px
, py
, pw
, ph
);
700 if not g_Collide(px
, py
, pw
, ph
, cx0
, cy0
, cw
, ch
) then continue
;
701 if tryMPlatMove(px
, py
, pw
, ph
, pdx
, pdy
, squash
, @ontop
) then
704 cor
.moveBy(pdx
, pdy
); // this will call `positionChanged()` for us
709 monCheckListUsed
:= 0;
710 g_Mons_ForEachAt(cx0
, cy0
, cw
, ch
, monCollect
);
712 // process collected monsters
713 if (monCheckListUsed
> 0) then
715 mpfrid
:= g_Mons_getNewMPlatFrameId();
716 for f
:= 0 to monCheckListUsed
do
718 mon
:= monCheckList
[f
];
719 if (mon
= nil) or (not mon
.alive
) or (mon
.mplatCheckFrameId
= mpfrid
) then continue
;
720 mon
.mplatCheckFrameId
:= mpfrid
;
721 mon
.getMapBox(px
, py
, pw
, ph
);
722 //if not g_Collide(px, py, pw, ph, cx0, cy0, cw, ch) then continue;
723 if tryMPlatMove(px
, py
, pw
, ph
, pdx
, pdy
, squash
) then
726 mon
.moveBy(pdx
, pdy
); // this will call `positionChanged()` for us
727 //???FIXME: do we really need to send monsters over the net?
728 // i don't think so, as dead reckoning should take care of 'em
729 // ok, send new monster position only if platform is going to change it's direction
730 if mNeedSend
then mon
.setDirty();
732 // squash monster, if necessary
733 if not g_Game_IsClient
and squash
then mon
.Damage(15000, 0, 0, 0, HIT_TRAP
);
737 // restore panel state
738 mapGrid
.proxyEnabled
[proxyId
] := true;
749 actMoveTrig
:= false;
750 actSizeTrig
:= false;
752 // `mNeedSend` was set above
755 if not mSizeSpeed
.isZero
and (nw
= mSizeEnd
.w
) and (nh
= mSizeEnd
.h
) then
760 if (nw
< 1) or (nh
< 1) then mMovingActive
:= false; //HACK!
763 // reverse moving direction, if necessary
764 if ((mMovingSpeed
.X
< 0) and (nx
<= mMovingStart
.X
)) or ((mMovingSpeed
.X
> 0) and (nx
>= mMovingEnd
.X
)) then
766 if mMoveOnce
then mMovingActive
:= false else mMovingSpeed
.X
:= -mMovingSpeed
.X
;
770 if ((mMovingSpeed
.Y
< 0) and (ny
<= mMovingStart
.Y
)) or ((mMovingSpeed
.Y
> 0) and (ny
>= mMovingEnd
.Y
)) then
772 if mMoveOnce
then mMovingActive
:= false else mMovingSpeed
.Y
:= -mMovingSpeed
.Y
;
776 if (mOldMovingActive
<> mMovingActive
) then mNeedSend
:= true;
777 mOldMovingActive
:= mMovingActive
;
779 if not g_Game_IsClient
then
781 if actMoveTrig
then g_Triggers_Press(mEndPosTrig
, ACTIVATE_CUSTOM
);
782 if actSizeTrig
then g_Triggers_Press(mEndSizeTrig
, ACTIVATE_CUSTOM
);
785 // some triggers may activate this, don't delay sending
786 //TODO: when triggers will be able to control speed and size, check that here too
787 if (mOldMovingActive
<> mMovingActive
) then mNeedSend
:= true;
788 mOldMovingActive
:= mMovingActive
;
793 procedure TPanel
.SetFrame(Frame
: Integer; Count
: Byte);
795 function ClampInt(X
, A
, B
: Integer): Integer;
798 if X
< A
then Result
:= A
else if X
> B
then Result
:= B
;
802 if Enabled
and (FCurTexture
>= 0) and
803 (FTextureIDs
[FCurTexture
].Anim
) and
804 (FTextureIDs
[FCurTexture
].AnTex
<> nil) and
805 (Width
> 0) and (Height
> 0) and (FAlpha
< 255) then
807 FCurFrame
:= ClampInt(Frame
, 0, FTextureIDs
[FCurTexture
].AnTex
.TotalFrames
- 1);
808 FCurFrameCount
:= Count
;
809 FTextureIDs
[FCurTexture
].AnTex
.CurrentFrame
:= FCurFrame
;
810 FTextureIDs
[FCurTexture
].AnTex
.CurrentCounter
:= FCurFrameCount
;
814 procedure TPanel
.NextTexture(AnimLoop
: Byte = 0);
816 Assert(FCurTexture
>= -1, 'FCurTexture < -1');
819 if Length(FTextureIDs
) = 0 then
822 // Òîëüêî îäíà òåêñòóðà:
823 if Length(FTextureIDs
) = 1 then
825 if FCurTexture
= 0 then
831 // Áîëüøå îäíîé òåêñòóðû:
835 // Ñëåäóþùåé íåò - âîçâðàò ê íà÷àëó:
836 if FCurTexture
>= Length(FTextureIDs
) then
840 // Ïåðåêëþ÷èëèñü íà âèäèìóþ àíèì. òåêñòóðó:
841 if (FCurTexture
>= 0) and FTextureIDs
[FCurTexture
].Anim
then
843 if (FTextureIDs
[FCurTexture
].AnTex
= nil) then
845 g_FatalError(_lc
[I_GAME_ERROR_SWITCH_TEXTURE
]);
850 FTextureIDs
[FCurTexture
].AnTex
.Loop
:= True
853 FTextureIDs
[FCurTexture
].AnTex
.Loop
:= False;
855 FTextureIDs
[FCurTexture
].AnTex
.Reset();
858 LastAnimLoop
:= AnimLoop
;
861 procedure TPanel
.SetTexture(ID
: Integer; AnimLoop
: Byte = 0);
863 if (ID
>= -1) and (ID
< Length(FTextureIDs
)) then
866 // Ïåðåêëþ÷èëèñü íà âèäèìóþ àíèì. òåêñòóðó:
867 if (FCurTexture
>= 0) and FTextureIDs
[FCurTexture
].Anim
then
869 if (FTextureIDs
[FCurTexture
].AnTex
= nil) then
871 g_FatalError(_lc
[I_GAME_ERROR_SWITCH_TEXTURE
]);
876 FTextureIDs
[FCurTexture
].AnTex
.Loop
:= True
879 FTextureIDs
[FCurTexture
].AnTex
.Loop
:= False;
881 FTextureIDs
[FCurTexture
].AnTex
.Reset();
884 LastAnimLoop
:= AnimLoop
;
887 function TPanel
.GetTextureID(): DWORD
;
888 var Texture
: Integer;
890 Result
:= LongWord(TEXTURE_NONE
);
891 if (FCurTexture
>= 0) then
893 Texture
:= FTextureIDs
[FCurTexture
].Texture
;
894 case Textures
[Texture
].TextureName
of
895 TEXTURE_NAME_WATER
: Result
:= DWORD(TEXTURE_SPECIAL_WATER
);
896 TEXTURE_NAME_ACID1
: Result
:= DWORD(TEXTURE_SPECIAL_ACID1
);
897 TEXTURE_NAME_ACID2
: Result
:= DWORD(TEXTURE_SPECIAL_ACID2
);
902 function TPanel
.GetTextureCount(): Integer;
904 Result
:= Length(FTextureIDs
);
905 if Enabled
and (FCurTexture
>= 0) then
906 if (FTextureIDs
[FCurTexture
].Anim
) and
907 (FTextureIDs
[FCurTexture
].AnTex
<> nil) and
908 (Width
> 0) and (Height
> 0) and (FAlpha
< 255) then
909 Result
:= Result
+ 100;
912 function TPanel
.CanChangeTexture(): Boolean;
914 Result
:= (GetTextureCount() > 1) or hasTexTrigger
;
918 PAN_SAVE_VERSION
= 1;
920 procedure TPanel
.SaveState (st
: TStream
);
924 if (st
= nil) then exit
;
927 utils
.writeSign(st
, 'PANL');
928 utils
.writeInt(st
, Byte(PAN_SAVE_VERSION
));
929 // Îòêðûòà/çàêðûòà, åñëè äâåðü
930 utils
.writeBool(st
, FEnabled
);
931 // Íàïðàâëåíèå ëèôòà, åñëè ëèôò
932 utils
.writeInt(st
, Byte(FLiftType
));
933 // Íîìåð òåêóùåé òåêñòóðû
934 utils
.writeInt(st
, Integer(FCurTexture
));
935 // Êîîðäèíàòû è ðàçìåð
936 utils
.writeInt(st
, Integer(FX
));
937 utils
.writeInt(st
, Integer(FY
));
938 utils
.writeInt(st
, Word(FWidth
));
939 utils
.writeInt(st
, Word(FHeight
));
940 // Àíèìèðîâàíà ëè òåêóùàÿ òåêñòóðà
941 if (FCurTexture
>= 0) and (FTextureIDs
[FCurTexture
].Anim
) then
943 assert(FTextureIDs
[FCurTexture
].AnTex
<> nil, 'TPanel.SaveState: No animation object');
950 utils
.writeBool(st
, anim
);
951 // Åñëè äà - ñîõðàíÿåì àíèìàöèþ
952 if anim
then FTextureIDs
[FCurTexture
].AnTex
.SaveState(st
);
954 // moving platform state
955 utils
.writeInt(st
, Integer(mMovingSpeed
.X
));
956 utils
.writeInt(st
, Integer(mMovingSpeed
.Y
));
957 utils
.writeInt(st
, Integer(mMovingStart
.X
));
958 utils
.writeInt(st
, Integer(mMovingStart
.Y
));
959 utils
.writeInt(st
, Integer(mMovingEnd
.X
));
960 utils
.writeInt(st
, Integer(mMovingEnd
.Y
));
962 utils
.writeInt(st
, Integer(mSizeSpeed
.w
));
963 utils
.writeInt(st
, Integer(mSizeSpeed
.h
));
964 utils
.writeInt(st
, Integer(mSizeEnd
.w
));
965 utils
.writeInt(st
, Integer(mSizeEnd
.h
));
967 utils
.writeBool(st
, mMovingActive
);
968 utils
.writeBool(st
, mMoveOnce
);
970 utils
.writeInt(st
, Integer(mEndPosTrig
));
971 utils
.writeInt(st
, Integer(mEndSizeTrig
));
975 procedure TPanel
.LoadState (st
: TStream
);
977 if (st
= nil) then exit
;
980 if not utils
.checkSign(st
, 'PANL') then raise XStreamError
.create('wrong panel signature');
981 if (utils
.readByte(st
) <> PAN_SAVE_VERSION
) then raise XStreamError
.create('wrong panel version');
982 // Îòêðûòà/çàêðûòà, åñëè äâåðü
983 FEnabled
:= utils
.readBool(st
);
984 // Íàïðàâëåíèå ëèôòà, åñëè ëèôò
985 FLiftType
:= utils
.readByte(st
);
986 // Íîìåð òåêóùåé òåêñòóðû
987 FCurTexture
:= utils
.readLongInt(st
);
988 // Êîîðäèíàòû è ðàçìåð
989 FX
:= utils
.readLongInt(st
);
990 FY
:= utils
.readLongInt(st
);
991 FWidth
:= utils
.readWord(st
);
992 FHeight
:= utils
.readWord(st
);
993 // Àíèìèðîâàííàÿ ëè òåêóùàÿ òåêñòóðà
994 if utils
.readBool(st
) then
996 // Åñëè äà - çàãðóæàåì àíèìàöèþ
997 Assert((FCurTexture
>= 0) and
998 (FTextureIDs
[FCurTexture
].Anim
) and
999 (FTextureIDs
[FCurTexture
].AnTex
<> nil),
1000 'TPanel.LoadState: No animation object');
1001 FTextureIDs
[FCurTexture
].AnTex
.LoadState(st
);
1004 // moving platform state
1005 mMovingSpeed
.X
:= utils
.readLongInt(st
);
1006 mMovingSpeed
.Y
:= utils
.readLongInt(st
);
1007 mMovingStart
.X
:= utils
.readLongInt(st
);
1008 mMovingStart
.Y
:= utils
.readLongInt(st
);
1009 mMovingEnd
.X
:= utils
.readLongInt(st
);
1010 mMovingEnd
.Y
:= utils
.readLongInt(st
);
1012 mSizeSpeed
.w
:= utils
.readLongInt(st
);
1013 mSizeSpeed
.h
:= utils
.readLongInt(st
);
1014 mSizeEnd
.w
:= utils
.readLongInt(st
);
1015 mSizeEnd
.h
:= utils
.readLongInt(st
);
1017 mMovingActive
:= utils
.readBool(st
);
1018 mMoveOnce
:= utils
.readBool(st
);
1020 mEndPosTrig
:= utils
.readLongInt(st
);
1021 mEndSizeTrig
:= utils
.readLongInt(st
);
1024 //mapGrid.proxyEnabled[proxyId] := FEnabled; // done in g_map.pas