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, either version 3 of the License, or
6 * (at your option) any later version.
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.
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/>.
16 {$INCLUDE ../shared/a_modes.inc}
24 MAPDEF
, g_textures
, xdynrec
;
27 TAddTextureArray
= Array of
34 TPanel
= Class (TObject
)
38 mGUID
: Integer; // will be assigned in "g_map.pas"
46 False: (Tex
: Cardinal);
47 True: (AnTex
: TAnimation
);
50 mMovingSpeed
: TDFPoint
;
51 mMovingStart
: TDFPoint
;
53 mMovingActive
: Boolean;
56 mOldMovingActive
: Boolean;
62 mEndSizeTrig
: Integer;
64 mNeedSend
: Boolean; // for network
67 function getx1 (): Integer; inline;
68 function gety1 (): Integer; inline;
69 function getvisvalid (): Boolean; inline;
71 function getMovingSpeedX (): Integer; inline;
72 procedure setMovingSpeedX (v
: Integer); inline;
73 function getMovingSpeedY (): Integer; inline;
74 procedure setMovingSpeedY (v
: Integer); inline;
76 function getMovingStartX (): Integer; inline;
77 procedure setMovingStartX (v
: Integer); inline;
78 function getMovingStartY (): Integer; inline;
79 procedure setMovingStartY (v
: Integer); inline;
81 function getMovingEndX (): Integer; inline;
82 procedure setMovingEndX (v
: Integer); inline;
83 function getMovingEndY (): Integer; inline;
84 procedure setMovingEndY (v
: Integer); inline;
86 function getSizeSpeedX (): Integer; inline;
87 procedure setSizeSpeedX (v
: Integer); inline;
88 function getSizeSpeedY (): Integer; inline;
89 procedure setSizeSpeedY (v
: Integer); inline;
91 function getSizeEndX (): Integer; inline;
92 procedure setSizeEndX (v
: Integer); inline;
93 function getSizeEndY (): Integer; inline;
94 procedure setSizeEndY (v
: Integer); inline;
97 FCurTexture
: Integer; // Íîìåð òåêóùåé òåêñòóðû
101 FWidth
, FHeight
: Word;
107 // sorry, there fields are public to allow setting 'em in g_map; this should be fixed later
108 // for now, PLEASE, don't modify 'em, or all hell will break loose
109 arrIdx
: Integer; // index in one of internal arrays; sorry
110 tag
: Integer; // used in coldets and such; sorry; see g_map.GridTagXXX
111 proxyId
: Integer; // proxy id in map grid (DO NOT USE!)
112 mapId
: AnsiString; // taken directly from map file; dunno why it is here
113 hasTexTrigger
: Boolean; // HACK: true when there's a trigger than can change my texture
115 constructor Create(PanelRec
: TDynRecord
;
116 AddTextures
: TAddTextureArray
;
118 var Textures
: TLevelTextureArray
; aguid
: Integer);
119 destructor Destroy(); override;
121 procedure Draw (hasAmbient
: Boolean; constref ambColor
: TDFColor
);
122 procedure DrawShadowVolume(lightX
: Integer; lightY
: Integer; radius
: Integer);
124 procedure SetFrame(Frame
: Integer; Count
: Byte);
125 procedure NextTexture(AnimLoop
: Byte = 0);
126 procedure SetTexture(ID
: Integer; AnimLoop
: Byte = 0);
127 function GetTextureID(): Cardinal;
128 function GetTextureCount(): Integer;
129 function CanChangeTexture(): Boolean;
131 procedure SaveState (st
: TStream
);
132 procedure LoadState (st
: TStream
);
134 procedure positionChanged (); inline;
136 function getIsGBack (): Boolean; inline; // gRenderBackgrounds
137 function getIsGStep (): Boolean; inline; // gSteps
138 function getIsGWall (): Boolean; inline; // gWalls
139 function getIsGAcid1 (): Boolean; inline; // gAcid1
140 function getIsGAcid2 (): Boolean; inline; // gAcid2
141 function getIsGWater (): Boolean; inline; // gWater
142 function getIsGFore (): Boolean; inline; // gRenderForegrounds
143 function getIsGLift (): Boolean; inline; // gLifts
144 function getIsGBlockMon (): Boolean; inline; // gBlockMon
147 function gncNeedSend (): Boolean; inline;
148 procedure setDirty (); inline; // why `dirty`? 'cause i may introduce property `needSend` later
151 property visvalid
: Boolean read getvisvalid
; // panel is "visvalid" when it's width and height are positive
154 property guid
: Integer read mGUID
; // will be assigned in "g_map.pas"
155 property x0
: Integer read FX
;
156 property y0
: Integer read FY
;
157 property x1
: Integer read getx1
; // inclusive!
158 property y1
: Integer read gety1
; // inclusive!
159 property x
: Integer read FX write FX
;
160 property y
: Integer read FY write FY
;
161 property width
: Word read FWidth write FWidth
;
162 property height
: Word read FHeight write FHeight
;
163 property panelType
: Word read FPanelType write FPanelType
;
164 property enabled
: Boolean read FEnabled write FEnabled
;
165 property door
: Boolean read FDoor write FDoor
;
166 property liftType
: Byte read FLiftType write FLiftType
;
167 property lastAnimLoop
: Byte read FLastAnimLoop write FLastAnimLoop
;
169 property movingSpeedX
: Integer read getMovingSpeedX write setMovingSpeedX
;
170 property movingSpeedY
: Integer read getMovingSpeedY write setMovingSpeedY
;
171 property movingStartX
: Integer read getMovingStartX write setMovingStartX
;
172 property movingStartY
: Integer read getMovingStartY write setMovingStartY
;
173 property movingEndX
: Integer read getMovingEndX write setMovingEndX
;
174 property movingEndY
: Integer read getMovingEndY write setMovingEndY
;
175 property movingActive
: Boolean read mMovingActive write mMovingActive
;
176 property moveOnce
: Boolean read mMoveOnce write mMoveOnce
;
178 property sizeSpeedX
: Integer read getSizeSpeedX write setSizeSpeedX
;
179 property sizeSpeedY
: Integer read getSizeSpeedY write setSizeSpeedY
;
180 property sizeEndX
: Integer read getSizeEndX write setSizeEndX
;
181 property sizeEndY
: Integer read getSizeEndY write setSizeEndY
;
183 property isGBack
: Boolean read getIsGBack
;
184 property isGStep
: Boolean read getIsGStep
;
185 property isGWall
: Boolean read getIsGWall
;
186 property isGAcid1
: Boolean read getIsGAcid1
;
187 property isGAcid2
: Boolean read getIsGAcid2
;
188 property isGWater
: Boolean read getIsGWater
;
189 property isGFore
: Boolean read getIsGFore
;
190 property isGLift
: Boolean read getIsGLift
;
191 property isGBlockMon
: Boolean read getIsGBlockMon
;
194 property movingSpeed
: TDFPoint read mMovingSpeed write mMovingSpeed
;
195 property movingStart
: TDFPoint read mMovingStart write mMovingStart
;
196 property movingEnd
: TDFPoint read mMovingEnd write mMovingEnd
;
198 property sizeSpeed
: TDFSize read mSizeSpeed write mSizeSpeed
;
199 property sizeEnd
: TDFSize read mSizeEnd write mSizeEnd
;
201 property endPosTrigId
: Integer read mEndPosTrig write mEndPosTrig
;
202 property endSizeTrigId
: Integer read mEndSizeTrig write mEndSizeTrig
;
205 TPanelArray
= Array of TPanel
;
208 g_dbgpan_mplat_active
: Boolean = {$IF DEFINED(D2F_DEBUG)}true{$ELSE}true{$ENDIF};
209 g_dbgpan_mplat_step
: Boolean = false; // one step, and stop
220 e_texture
, g_basic
, g_map
, g_game
, g_gfx
, e_graphics
, 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 constructor TPanel
.Create(PanelRec
: TDynRecord
;
229 AddTextures
: TAddTextureArray
;
231 var Textures
: TLevelTextureArray
; aguid
: Integer);
238 Width
:= PanelRec
.Width
;
239 Height
:= PanelRec
.Height
;
246 mapId
:= PanelRec
.id
;
249 mMovingSpeed
:= PanelRec
.moveSpeed
;
250 mMovingStart
:= PanelRec
.moveStart
;
251 mMovingEnd
:= PanelRec
.moveEnd
;
252 mMovingActive
:= PanelRec
['move_active'].value
;
253 mOldMovingActive
:= mMovingActive
;
254 mMoveOnce
:= PanelRec
.moveOnce
;
256 mSizeSpeed
:= PanelRec
.sizeSpeed
;
257 mSizeEnd
:= PanelRec
.sizeEnd
;
259 mEndPosTrig
:= PanelRec
.endPosTrig
;
260 mEndSizeTrig
:= PanelRec
.endSizeTrig
;
265 PanelType
:= PanelRec
.PanelType
;
269 hasTexTrigger
:= False;
272 PANEL_OPENDOOR
: begin Enabled
:= False; Door
:= True; end;
273 PANEL_CLOSEDOOR
: Door
:= True;
274 PANEL_LIFTUP
: LiftType
:= 0; //???
275 PANEL_LIFTDOWN
: LiftType
:= 1;
276 PANEL_LIFTLEFT
: LiftType
:= 2;
277 PANEL_LIFTRIGHT
: LiftType
:= 3;
281 if ByteBool(PanelRec
.Flags
and PANEL_FLAG_HIDE
) then
283 SetLength(FTextureIDs
, 0);
287 // Ïàíåëè, íå èñïîëüçóþùèå òåêñòóðû:
288 if ByteBool(PanelType
and
293 PANEL_BLOCKMON
)) then
295 SetLength(FTextureIDs
, 0);
300 // Åñëè ýòî æèäêîñòü áåç òåêñòóðû - ñïåöòåêñòóðó:
301 if WordBool(PanelType
and (PANEL_WATER
or PANEL_ACID1
or PANEL_ACID2
)) and
302 (not ByteBool(PanelRec
.Flags
and PANEL_FLAG_WATERTEXTURES
)) then
304 SetLength(FTextureIDs
, 1);
305 FTextureIDs
[0].Anim
:= False;
307 case PanelRec
.PanelType
of
309 FTextureIDs
[0].Tex
:= LongWord(TEXTURE_SPECIAL_WATER
);
311 FTextureIDs
[0].Tex
:= LongWord(TEXTURE_SPECIAL_ACID1
);
313 FTextureIDs
[0].Tex
:= LongWord(TEXTURE_SPECIAL_ACID2
);
320 SetLength(FTextureIDs
, Length(AddTextures
));
325 if CurTex
>= Length(FTextureIDs
) then
326 FCurTexture
:= Length(FTextureIDs
) - 1
328 FCurTexture
:= CurTex
;
330 for i
:= 0 to Length(FTextureIDs
)-1 do
332 FTextureIDs
[i
].Anim
:= AddTextures
[i
].Anim
;
333 if FTextureIDs
[i
].Anim
then
334 begin // Àíèìèðîâàííàÿ òåêñòóðà
335 FTextureIDs
[i
].AnTex
:=
336 TAnimation
.Create(Textures
[AddTextures
[i
].Texture
].FramesID
,
337 True, Textures
[AddTextures
[i
].Texture
].Speed
);
338 FTextureIDs
[i
].AnTex
.Blending
:= ByteBool(PanelRec
.Flags
and PANEL_FLAG_BLENDING
);
339 FTextureIDs
[i
].AnTex
.Alpha
:= PanelRec
.Alpha
;
342 begin // Îáû÷íàÿ òåêñòóðà
343 FTextureIDs
[i
].Tex
:= Textures
[AddTextures
[i
].Texture
].TextureID
;
347 // Òåêñòóð íåñêîëüêî - íóæíî ñîõðàíÿòü òåêóùóþ:
348 //if Length(FTextureIDs) > 1 then SaveIt := True;
350 if (PanelRec
.TextureRec
= nil) then tnum
:= -1 else tnum
:= PanelRec
.tagInt
;
351 if (tnum
< 0) then tnum
:= Length(Textures
);
353 // Åñëè íå ñïåöòåêñòóðà, òî çàäàåì ðàçìåðû:
354 if ({PanelRec.TextureNum}tnum
> High(Textures
)) then
356 e_WriteLog(Format('WTF?! tnum is out of limits! (%d : %d)', [tnum
, High(Textures
)]), TMsgType
.Warning
);
360 FBlending
:= ByteBool(0);
362 else if not g_Map_IsSpecialTexture(Textures
[{PanelRec.TextureNum}tnum
].TextureName
) then
364 FTextureWidth
:= Textures
[{PanelRec.TextureNum}tnum
].Width
;
365 FTextureHeight
:= Textures
[{PanelRec.TextureNum}tnum
].Height
;
366 FAlpha
:= PanelRec
.Alpha
;
367 FBlending
:= ByteBool(PanelRec
.Flags
and PANEL_FLAG_BLENDING
);
371 destructor TPanel
.Destroy();
375 for i
:= 0 to High(FTextureIDs
) do
376 if FTextureIDs
[i
].Anim
then
377 FTextureIDs
[i
].AnTex
.Free();
378 SetLength(FTextureIDs
, 0);
383 function TPanel
.getx1 (): Integer; inline; begin result
:= X
+Width
-1; end;
384 function TPanel
.gety1 (): Integer; inline; begin result
:= Y
+Height
-1; end;
385 function TPanel
.getvisvalid (): Boolean; inline; begin result
:= (Width
> 0) and (Height
> 0); end;
387 function TPanel
.getMovingSpeedX (): Integer; inline; begin result
:= mMovingSpeed
.X
; end;
388 procedure TPanel
.setMovingSpeedX (v
: Integer); inline; begin mMovingSpeed
.X
:= v
; end;
389 function TPanel
.getMovingSpeedY (): Integer; inline; begin result
:= mMovingSpeed
.Y
; end;
390 procedure TPanel
.setMovingSpeedY (v
: Integer); inline; begin mMovingSpeed
.Y
:= v
; end;
392 function TPanel
.getMovingStartX (): Integer; inline; begin result
:= mMovingStart
.X
; end;
393 procedure TPanel
.setMovingStartX (v
: Integer); inline; begin mMovingStart
.X
:= v
; end;
394 function TPanel
.getMovingStartY (): Integer; inline; begin result
:= mMovingStart
.Y
; end;
395 procedure TPanel
.setMovingStartY (v
: Integer); inline; begin mMovingStart
.Y
:= v
; end;
397 function TPanel
.getMovingEndX (): Integer; inline; begin result
:= mMovingEnd
.X
; end;
398 procedure TPanel
.setMovingEndX (v
: Integer); inline; begin mMovingEnd
.X
:= v
; end;
399 function TPanel
.getMovingEndY (): Integer; inline; begin result
:= mMovingEnd
.Y
; end;
400 procedure TPanel
.setMovingEndY (v
: Integer); inline; begin mMovingEnd
.Y
:= v
; end;
402 function TPanel
.getSizeSpeedX (): Integer; inline; begin result
:= mSizeSpeed
.w
; end;
403 procedure TPanel
.setSizeSpeedX (v
: Integer); inline; begin mSizeSpeed
.w
:= v
; end;
404 function TPanel
.getSizeSpeedY (): Integer; inline; begin result
:= mSizeSpeed
.h
; end;
405 procedure TPanel
.setSizeSpeedY (v
: Integer); inline; begin mSizeSpeed
.h
:= v
; end;
407 function TPanel
.getSizeEndX (): Integer; inline; begin result
:= mSizeEnd
.w
; end;
408 procedure TPanel
.setSizeEndX (v
: Integer); inline; begin mSizeEnd
.w
:= v
; end;
409 function TPanel
.getSizeEndY (): Integer; inline; begin result
:= mSizeEnd
.h
; end;
410 procedure TPanel
.setSizeEndY (v
: Integer); inline; begin mSizeEnd
.h
:= v
; end;
412 function TPanel
.getIsGBack (): Boolean; inline; begin result
:= ((tag
and GridTagBack
) <> 0); end;
413 function TPanel
.getIsGStep (): Boolean; inline; begin result
:= ((tag
and GridTagStep
) <> 0); end;
414 function TPanel
.getIsGWall (): Boolean; inline; begin result
:= ((tag
and (GridTagWall
or GridTagDoor
)) <> 0); end;
415 function TPanel
.getIsGAcid1 (): Boolean; inline; begin result
:= ((tag
and GridTagAcid1
) <> 0); end;
416 function TPanel
.getIsGAcid2 (): Boolean; inline; begin result
:= ((tag
and GridTagAcid2
) <> 0); end;
417 function TPanel
.getIsGWater (): Boolean; inline; begin result
:= ((tag
and GridTagWater
) <> 0); end;
418 function TPanel
.getIsGFore (): Boolean; inline; begin result
:= ((tag
and GridTagFore
) <> 0); end;
419 function TPanel
.getIsGLift (): Boolean; inline; begin result
:= ((tag
and GridTagLift
) <> 0); end;
420 function TPanel
.getIsGBlockMon (): Boolean; inline; begin result
:= ((tag
and GridTagBlockMon
) <> 0); end;
422 function TPanel
.gncNeedSend (): Boolean; inline; begin result
:= mNeedSend
; mNeedSend
:= false; end;
423 procedure TPanel
.setDirty (); inline; begin mNeedSend
:= true; end;
426 procedure TPanel
.Draw (hasAmbient
: Boolean; constref ambColor
: TDFColor
);
432 if {Enabled and} (FCurTexture
>= 0) and
433 (Width
> 0) and (Height
> 0) and (FAlpha
< 255) {and
434 g_Collide(X, Y, Width, Height, sX, sY, sWidth, sHeight)} then
436 if FTextureIDs
[FCurTexture
].Anim
then
437 begin // Àíèìèðîâàííàÿ òåêñòóðà
438 if FTextureIDs
[FCurTexture
].AnTex
= nil then
441 for xx
:= 0 to (Width
div FTextureWidth
)-1 do
442 for yy
:= 0 to (Height
div FTextureHeight
)-1 do
443 FTextureIDs
[FCurTexture
].AnTex
.Draw(
444 X
+ xx
*FTextureWidth
,
445 Y
+ yy
*FTextureHeight
, TMirrorType
.None
);
448 begin // Îáû÷íàÿ òåêñòóðà
449 case FTextureIDs
[FCurTexture
].Tex
of
450 LongWord(TEXTURE_SPECIAL_WATER
): e_DrawFillQuad(X
, Y
, X
+Width
-1, Y
+Height
-1, 0, 0, 255, 0, TBlending
.Filter
);
451 LongWord(TEXTURE_SPECIAL_ACID1
): e_DrawFillQuad(X
, Y
, X
+Width
-1, Y
+Height
-1, 0, 128, 0, 0, TBlending
.Filter
);
452 LongWord(TEXTURE_SPECIAL_ACID2
): e_DrawFillQuad(X
, Y
, X
+Width
-1, Y
+Height
-1, 128, 0, 0, 0, TBlending
.Filter
);
453 LongWord(TEXTURE_NONE
):
454 if g_Texture_Get('NOTEXTURE', NoTextureID
) then
456 e_GetTextureSize(NoTextureID
, @NW
, @NH
);
457 e_DrawFill(NoTextureID
, X
, Y
, Width
div NW
, Height
div NH
, 0, False, False);
461 xx
:= X
+ (Width
div 2);
462 yy
:= Y
+ (Height
div 2);
463 e_DrawFillQuad(X
, Y
, xx
, yy
, 255, 0, 255, 0);
464 e_DrawFillQuad(xx
, Y
, X
+Width
-1, yy
, 255, 255, 0, 0);
465 e_DrawFillQuad(X
, yy
, xx
, Y
+Height
-1, 255, 255, 0, 0);
466 e_DrawFillQuad(xx
, yy
, X
+Width
-1, Y
+Height
-1, 255, 0, 255, 0);
470 if not mMovingActive
then
471 e_DrawFill(FTextureIDs
[FCurTexture
].Tex
, X
, Y
, Width
div FTextureWidth
, Height
div FTextureHeight
, FAlpha
, True, FBlending
, hasAmbient
)
473 e_DrawFillX(FTextureIDs
[FCurTexture
].Tex
, X
, Y
, Width
, Height
, FAlpha
, True, FBlending
, g_dbg_scale
, hasAmbient
);
474 if hasAmbient
then e_AmbientQuad(X
, Y
, Width
, Height
, ambColor
.r
, ambColor
.g
, ambColor
.b
, ambColor
.a
);
481 procedure TPanel
.DrawShadowVolume(lightX
: Integer; lightY
: Integer; radius
: Integer);
482 procedure extrude (x
: Integer; y
: Integer);
484 glVertex2i(x
+(x
-lightX
)*500, y
+(y
-lightY
)*500);
485 //e_WriteLog(Format(' : (%d,%d)', [x+(x-lightX)*300, y+(y-lightY)*300]), MSG_WARNING);
488 procedure drawLine (x0
: Integer; y0
: Integer; x1
: Integer; y1
: Integer);
490 // does this side facing the light?
491 if ((x1
-x0
)*(lightY
-y0
)-(lightX
-x0
)*(y1
-y0
) >= 0) then exit
;
492 //e_WriteLog(Format('lightpan: (%d,%d)-(%d,%d)', [x0, y0, x1, y1]), MSG_WARNING);
493 // this edge is facing the light, extrude and draw it
501 if radius
< 4 then exit
;
502 if Enabled
and (FCurTexture
>= 0) and (Width
> 0) and (Height
> 0) and (FAlpha
< 255) {and
503 g_Collide(X, Y, Width, Height, sX, sY, sWidth, sHeight)} then
505 if not FTextureIDs
[FCurTexture
].Anim
then
507 case FTextureIDs
[FCurTexture
].Tex
of
508 LongWord(TEXTURE_SPECIAL_WATER
): exit
;
509 LongWord(TEXTURE_SPECIAL_ACID1
): exit
;
510 LongWord(TEXTURE_SPECIAL_ACID2
): exit
;
511 LongWord(TEXTURE_NONE
): exit
;
514 if (X
+Width
< lightX
-radius
) then exit
;
515 if (Y
+Height
< lightY
-radius
) then exit
;
516 if (X
> lightX
+radius
) then exit
;
517 if (Y
> lightY
+radius
) then exit
;
518 //e_DrawFill(FTextureIDs[FCurTexture].Tex, X, Y, Width div FTextureWidth, Height div FTextureHeight, FAlpha, True, FBlending);
521 drawLine(x
, y
, x
+width
, y
); // top
522 drawLine(x
+width
, y
, x
+width
, y
+height
); // right
523 drawLine(x
+width
, y
+height
, x
, y
+height
); // bottom
524 drawLine(x
, y
+height
, x
, y
); // left
530 procedure TPanel
.positionChanged (); inline;
532 px
, py
, pw
, ph
: Integer;
534 if (proxyId
>= 0) then
536 mapGrid
.getBodyDims(proxyId
, px
, py
, pw
, ph
);
537 if (px
<> x
) or (py
<> y
) or (pw
<> Width
) or (ph
<> Height
) then
540 e_LogWritefln('panel moved: arridx=%s; guid=%s; proxyid=%s; old:(%s,%s)-(%sx%s); new:(%s,%s)-(%sx%s)',
541 [arrIdx, mGUID, proxyId, px, py, pw, ph, x, y, width, height]);
543 g_Mark(px
, py
, pw
, ph
, MARK_WALL
, false);
544 if (Width
< 1) or (Height
< 1) then
546 mapGrid
.proxyEnabled
[proxyId
] := false;
550 mapGrid
.proxyEnabled
[proxyId
] := Enabled
;
551 if (pw
<> Width
) or (ph
<> Height
) then
553 //writeln('panel resize!');
554 mapGrid
.moveResizeBody(proxyId
, X
, Y
, Width
, Height
)
558 mapGrid
.moveBody(proxyId
, X
, Y
);
560 g_Mark(X
, Y
, Width
, Height
, MARK_WALL
);
568 monCheckList
: array of TMonster
= nil;
569 monCheckListUsed
: Integer = 0;
571 procedure TPanel
.Update();
574 nx
, ny
, nw
, nh
: Integer;
575 ex
, ey
, nex
, ney
: Integer;
578 // return `true` if we should move by dx,dy
579 function tryMPlatMove (px
, py
, pw
, ph
: Integer; out dx
, dy
: Integer; out squash
: Boolean; ontop
: PBoolean=nil): Boolean;
590 pdx
:= mMovingSpeed
.X
;
591 pdy
:= mMovingSpeed
.Y
;
592 // standing on the platform?
595 if (ontop
<> nil) then ontop
^ := true;
596 // yes, move with it; but skip steps (no need to process size change here, 'cause platform top cannot be changed with it)
597 mapGrid
.traceBox(tex
, tey
, px
, py
, pw
, ph
, pdx
, pdy
, (GridTagWall
or GridTagDoor
));
601 if (ontop
<> nil) then ontop
^ := false;
602 // not standing on the platform: trace platform to see if it hits the entity
603 // first, process size change (as we cannot sweeptest both move and size change)
604 // but we don't have to check for pushing if the panel is shrinking
607 if (szdx
> 0) or (szdy
> 0) then
609 // ignore shrinking dimension
610 if (szdx
< 0) then szdx
:= 0;
611 if (szdy
< 0) then szdy
:= 0;
612 // move platform by szd* back, and check for szd* movement
613 if sweepAABB(ox
-szdx
, oy
-szdy
, nw
, nh
, szdx
, szdy
, px
, py
, pw
, ph
, @u0
) then
615 // yes, platform hits the entity, push the entity in the resizing direction
616 u0
:= 1.0-u0
; // how much path left?
617 szdx
:= trunc(szdx
*u0
);
618 szdy
:= trunc(szdy
*u0
);
619 if (szdx
<> 0) or (szdy
<> 0) then
621 // has some path to go, trace the entity
622 trtag
:= (GridTagWall
or GridTagDoor
);
623 // if we're moving down, consider steps too
624 if (szdy
> 0) then trtag
:= trtag
or GridTagStep
;
625 mapGrid
.traceBox(tex
, tey
, px
, py
, pw
, ph
, szdx
, szdy
, trtag
);
629 // second, process platform movement, using te* as entity starting point
630 if sweepAABB(ox
, oy
, nw
, nh
, pdx
, pdy
, tex
, tey
, pw
, ph
, @u0
) then
632 //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]);
633 // yes, platform hits the entity, push the entity in the direction of the platform
634 u0
:= 1.0-u0
; // how much path left?
635 pdx
:= trunc(pdx
*u0
);
636 pdy
:= trunc(pdy
*u0
);
637 //e_LogWritefln(' platsweep; uleft=%s; pd=(%s,%s)', [u0, pdx, pdy]);
638 if (pdx
<> 0) or (pdy
<> 0) then
640 // has some path to go, trace the entity
641 trtag
:= (GridTagWall
or GridTagDoor
);
642 // if we're moving down, consider steps too
643 if (pdy
> 0) then trtag
:= trtag
or GridTagStep
;
644 mapGrid
.traceBox(tex
, tey
, px
, py
, pw
, ph
, pdx
, pdy
, trtag
);
648 // done with entity movement, new coords are in te*
651 result
:= (dx
<> 0) or (dy
<> 0);
652 if ((tag
and (GridTagWall
or GridTagDoor
)) <> 0) then
654 // check for squashing; as entity cannot be pushed into a wall, check only collision with the platform itself
655 squash
:= g_Collide(tex
, tey
, pw
, ph
, nx
, ny
, nw
, nh
); // squash, if still in platform
659 function monCollect (mon
: TMonster
): Boolean;
661 result
:= false; // don't stop
662 if (monCheckListUsed
>= Length(monCheckList
)) then SetLength(monCheckList
, monCheckListUsed
+128);
663 monCheckList
[monCheckListUsed
] := mon
;
664 Inc(monCheckListUsed
);
668 cx0
, cy0
, cx1
, cy1
, cw
, ch
: Integer;
670 px
, py
, pw
, ph
, pdx
, pdy
: Integer;
678 actMoveTrig
: Boolean;
679 actSizeTrig
: Boolean;
681 if (not Enabled
) or (Width
< 1) or (Height
< 1) then exit
;
683 if (FCurTexture
>= 0) and
684 (FTextureIDs
[FCurTexture
].Anim
) and
685 (FTextureIDs
[FCurTexture
].AnTex
<> nil) and
688 FTextureIDs
[FCurTexture
].AnTex
.Update();
689 FCurFrame
:= FTextureIDs
[FCurTexture
].AnTex
.CurrentFrame
;
690 FCurFrameCount
:= FTextureIDs
[FCurTexture
].AnTex
.CurrentCounter
;
693 if not g_dbgpan_mplat_active
then exit
;
695 if (mOldMovingActive
<> mMovingActive
) then mNeedSend
:= true;
696 mOldMovingActive
:= mMovingActive
;
698 if not mMovingActive
then exit
;
699 if mMovingSpeed
.isZero
and mSizeSpeed
.isZero
then exit
;
701 //TODO: write wall size change processing
706 * collect all monsters and players (aka entities) along the possible platform path
707 * if entity is standing on a platform:
708 * try to move it along the platform path, checking wall collisions
709 * if entity is NOT standing on a platform, but hit with sweeped platform aabb:
711 * if we can't push entity all the way, squash it
718 nw
:= mpw
+mSizeSpeed
.w
;
719 nh
:= mph
+mSizeSpeed
.h
;
720 nx
:= ox
+mMovingSpeed
.X
;
721 ny
:= oy
+mMovingSpeed
.Y
;
723 // force network updates only if some sudden change happened
724 // set the flag here, so we can sync affected monsters
725 if not mSizeSpeed
.isZero
and (nw
= mSizeEnd
.w
) and (nh
= mSizeEnd
.h
) then
729 else if ((mMovingSpeed
.X
< 0) and (nx
<= mMovingStart
.X
)) or ((mMovingSpeed
.X
> 0) and (nx
>= mMovingEnd
.X
)) then
733 else if ((mMovingSpeed
.Y
< 0) and (ny
<= mMovingStart
.Y
)) or ((mMovingSpeed
.Y
> 0) and (ny
>= mMovingEnd
.Y
)) then
738 // if pannel disappeared, we don't have to do anything
739 if (nw
> 0) and (nh
> 0) then
750 cx1
:= nmax(ex
, nex
);
751 cy1
:= nmax(ey
, ney
);
760 // process "obstacle" panels
761 if ((tag
and GridTagObstacle
) <> 0) then
763 // temporarily turn off this panel, so it won't interfere with collision checks
764 mapGrid
.proxyEnabled
[proxyId
] := false;
767 for f
:= 0 to High(gPlayers
) do
770 if (plr
= nil) or (not plr
.alive
) then continue
;
771 plr
.getMapBox(px
, py
, pw
, ph
);
772 if not g_Collide(px
, py
, pw
, ph
, cx0
, cy0
, cw
, ch
) then continue
;
773 if tryMPlatMove(px
, py
, pw
, ph
, pdx
, pdy
, squash
) then
776 plr
.moveBy(pdx
, pdy
); // this will call `positionChanged()` for us
778 // squash player, if necessary
779 if not g_Game_IsClient
and squash
then plr
.Damage(15000, 0, 0, 0, HIT_TRAP
);
783 for f
:= 0 to High(gGibs
) do
786 if not gib
.alive
then continue
;
787 gib
.getMapBox(px
, py
, pw
, ph
);
788 if not g_Collide(px
, py
, pw
, ph
, cx0
, cy0
, cw
, ch
) then continue
;
789 if tryMPlatMove(px
, py
, pw
, ph
, pdx
, pdy
, squash
, @ontop
) then
792 gib
.moveBy(pdx
, pdy
); // this will call `positionChanged()` for us
796 // move and push corpses
797 for f
:= 0 to High(gCorpses
) do
800 if (cor
= nil) then continue
;
801 cor
.getMapBox(px
, py
, pw
, ph
);
802 if not g_Collide(px
, py
, pw
, ph
, cx0
, cy0
, cw
, ch
) then continue
;
803 if tryMPlatMove(px
, py
, pw
, ph
, pdx
, pdy
, squash
, @ontop
) then
806 cor
.moveBy(pdx
, pdy
); // this will call `positionChanged()` for us
811 monCheckListUsed
:= 0;
812 g_Mons_ForEachAt(cx0
, cy0
, cw
, ch
, monCollect
);
814 // process collected monsters
815 if (monCheckListUsed
> 0) then
817 mpfrid
:= g_Mons_getNewMPlatFrameId();
818 for f
:= 0 to monCheckListUsed
do
820 mon
:= monCheckList
[f
];
821 if (mon
= nil) or (not mon
.alive
) or (mon
.mplatCheckFrameId
= mpfrid
) then continue
;
822 mon
.mplatCheckFrameId
:= mpfrid
;
823 mon
.getMapBox(px
, py
, pw
, ph
);
824 //if not g_Collide(px, py, pw, ph, cx0, cy0, cw, ch) then continue;
825 if tryMPlatMove(px
, py
, pw
, ph
, pdx
, pdy
, squash
) then
828 mon
.moveBy(pdx
, pdy
); // this will call `positionChanged()` for us
829 //???FIXME: do we really need to send monsters over the net?
830 // i don't think so, as dead reckoning should take care of 'em
831 // ok, send new monster position only if platform is going to change it's direction
832 if mNeedSend
then mon
.setDirty();
834 // squash monster, if necessary
835 if not g_Game_IsClient
and squash
then mon
.Damage(15000, 0, 0, 0, HIT_TRAP
);
839 // restore panel state
840 mapGrid
.proxyEnabled
[proxyId
] := true;
851 actMoveTrig
:= false;
852 actSizeTrig
:= false;
854 // `mNeedSend` was set above
857 if not mSizeSpeed
.isZero
and (nw
= mSizeEnd
.w
) and (nh
= mSizeEnd
.h
) then
862 if (nw
< 1) or (nh
< 1) then mMovingActive
:= false; //HACK!
865 // reverse moving direction, if necessary
866 if ((mMovingSpeed
.X
< 0) and (nx
<= mMovingStart
.X
)) or ((mMovingSpeed
.X
> 0) and (nx
>= mMovingEnd
.X
)) then
868 if mMoveOnce
then mMovingActive
:= false else mMovingSpeed
.X
:= -mMovingSpeed
.X
;
872 if ((mMovingSpeed
.Y
< 0) and (ny
<= mMovingStart
.Y
)) or ((mMovingSpeed
.Y
> 0) and (ny
>= mMovingEnd
.Y
)) then
874 if mMoveOnce
then mMovingActive
:= false else mMovingSpeed
.Y
:= -mMovingSpeed
.Y
;
878 if (mOldMovingActive
<> mMovingActive
) then mNeedSend
:= true;
879 mOldMovingActive
:= mMovingActive
;
881 if not g_Game_IsClient
then
883 if actMoveTrig
then g_Triggers_Press(mEndPosTrig
, ACTIVATE_CUSTOM
);
884 if actSizeTrig
then g_Triggers_Press(mEndSizeTrig
, ACTIVATE_CUSTOM
);
887 // some triggers may activate this, don't delay sending
888 //TODO: when triggers will be able to control speed and size, check that here too
889 if (mOldMovingActive
<> mMovingActive
) then mNeedSend
:= true;
890 mOldMovingActive
:= mMovingActive
;
895 procedure TPanel
.SetFrame(Frame
: Integer; Count
: Byte);
897 function ClampInt(X
, A
, B
: Integer): Integer;
900 if X
< A
then Result
:= A
else if X
> B
then Result
:= B
;
904 if Enabled
and (FCurTexture
>= 0) and
905 (FTextureIDs
[FCurTexture
].Anim
) and
906 (FTextureIDs
[FCurTexture
].AnTex
<> nil) and
907 (Width
> 0) and (Height
> 0) and (FAlpha
< 255) then
909 FCurFrame
:= ClampInt(Frame
, 0, FTextureIDs
[FCurTexture
].AnTex
.TotalFrames
);
910 FCurFrameCount
:= Count
;
911 FTextureIDs
[FCurTexture
].AnTex
.CurrentFrame
:= FCurFrame
;
912 FTextureIDs
[FCurTexture
].AnTex
.CurrentCounter
:= FCurFrameCount
;
916 procedure TPanel
.NextTexture(AnimLoop
: Byte = 0);
918 Assert(FCurTexture
>= -1, 'FCurTexture < -1');
921 if Length(FTextureIDs
) = 0 then
924 // Òîëüêî îäíà òåêñòóðà:
925 if Length(FTextureIDs
) = 1 then
927 if FCurTexture
= 0 then
933 // Áîëüøå îäíîé òåêñòóðû:
937 // Ñëåäóþùåé íåò - âîçâðàò ê íà÷àëó:
938 if FCurTexture
>= Length(FTextureIDs
) then
942 // Ïåðåêëþ÷èëèñü íà âèäèìóþ àíèì. òåêñòóðó:
943 if (FCurTexture
>= 0) and FTextureIDs
[FCurTexture
].Anim
then
945 if (FTextureIDs
[FCurTexture
].AnTex
= nil) then
947 g_FatalError(_lc
[I_GAME_ERROR_SWITCH_TEXTURE
]);
952 FTextureIDs
[FCurTexture
].AnTex
.Loop
:= True
955 FTextureIDs
[FCurTexture
].AnTex
.Loop
:= False;
957 FTextureIDs
[FCurTexture
].AnTex
.Reset();
960 LastAnimLoop
:= AnimLoop
;
963 procedure TPanel
.SetTexture(ID
: Integer; AnimLoop
: Byte = 0);
965 if (ID
>= -1) and (ID
< Length(FTextureIDs
)) then
968 // Ïåðåêëþ÷èëèñü íà âèäèìóþ àíèì. òåêñòóðó:
969 if (FCurTexture
>= 0) and FTextureIDs
[FCurTexture
].Anim
then
971 if (FTextureIDs
[FCurTexture
].AnTex
= nil) then
973 g_FatalError(_lc
[I_GAME_ERROR_SWITCH_TEXTURE
]);
978 FTextureIDs
[FCurTexture
].AnTex
.Loop
:= True
981 FTextureIDs
[FCurTexture
].AnTex
.Loop
:= False;
983 FTextureIDs
[FCurTexture
].AnTex
.Reset();
986 LastAnimLoop
:= AnimLoop
;
989 function TPanel
.GetTextureID(): DWORD
;
991 Result
:= LongWord(TEXTURE_NONE
);
993 if (FCurTexture
>= 0) then
995 if FTextureIDs
[FCurTexture
].Anim
then
996 Result
:= FTextureIDs
[FCurTexture
].AnTex
.FramesID
998 Result
:= FTextureIDs
[FCurTexture
].Tex
;
1002 function TPanel
.GetTextureCount(): Integer;
1004 Result
:= Length(FTextureIDs
);
1005 if Enabled
and (FCurTexture
>= 0) then
1006 if (FTextureIDs
[FCurTexture
].Anim
) and
1007 (FTextureIDs
[FCurTexture
].AnTex
<> nil) and
1008 (Width
> 0) and (Height
> 0) and (FAlpha
< 255) then
1009 Result
:= Result
+ 100;
1012 function TPanel
.CanChangeTexture(): Boolean;
1014 Result
:= (GetTextureCount() > 1) or hasTexTrigger
;
1018 PAN_SAVE_VERSION
= 1;
1020 procedure TPanel
.SaveState (st
: TStream
);
1024 if (st
= nil) then exit
;
1027 utils
.writeSign(st
, 'PANL');
1028 utils
.writeInt(st
, Byte(PAN_SAVE_VERSION
));
1029 // Îòêðûòà/çàêðûòà, åñëè äâåðü
1030 utils
.writeBool(st
, FEnabled
);
1031 // Íàïðàâëåíèå ëèôòà, åñëè ëèôò
1032 utils
.writeInt(st
, Byte(FLiftType
));
1033 // Íîìåð òåêóùåé òåêñòóðû
1034 utils
.writeInt(st
, Integer(FCurTexture
));
1035 // Êîîðäèíàòû è ðàçìåð
1036 utils
.writeInt(st
, Integer(FX
));
1037 utils
.writeInt(st
, Integer(FY
));
1038 utils
.writeInt(st
, Word(FWidth
));
1039 utils
.writeInt(st
, Word(FHeight
));
1040 // Àíèìèðîâàíà ëè òåêóùàÿ òåêñòóðà
1041 if (FCurTexture
>= 0) and (FTextureIDs
[FCurTexture
].Anim
) then
1043 assert(FTextureIDs
[FCurTexture
].AnTex
<> nil, 'TPanel.SaveState: No animation object');
1050 utils
.writeBool(st
, anim
);
1051 // Åñëè äà - ñîõðàíÿåì àíèìàöèþ
1052 if anim
then FTextureIDs
[FCurTexture
].AnTex
.SaveState(st
);
1054 // moving platform state
1055 utils
.writeInt(st
, Integer(mMovingSpeed
.X
));
1056 utils
.writeInt(st
, Integer(mMovingSpeed
.Y
));
1057 utils
.writeInt(st
, Integer(mMovingStart
.X
));
1058 utils
.writeInt(st
, Integer(mMovingStart
.Y
));
1059 utils
.writeInt(st
, Integer(mMovingEnd
.X
));
1060 utils
.writeInt(st
, Integer(mMovingEnd
.Y
));
1062 utils
.writeInt(st
, Integer(mSizeSpeed
.w
));
1063 utils
.writeInt(st
, Integer(mSizeSpeed
.h
));
1064 utils
.writeInt(st
, Integer(mSizeEnd
.w
));
1065 utils
.writeInt(st
, Integer(mSizeEnd
.h
));
1067 utils
.writeBool(st
, mMovingActive
);
1068 utils
.writeBool(st
, mMoveOnce
);
1070 utils
.writeInt(st
, Integer(mEndPosTrig
));
1071 utils
.writeInt(st
, Integer(mEndSizeTrig
));
1075 procedure TPanel
.LoadState (st
: TStream
);
1077 if (st
= nil) then exit
;
1080 if not utils
.checkSign(st
, 'PANL') then raise XStreamError
.create('wrong panel signature');
1081 if (utils
.readByte(st
) <> PAN_SAVE_VERSION
) then raise XStreamError
.create('wrong panel version');
1082 // Îòêðûòà/çàêðûòà, åñëè äâåðü
1083 FEnabled
:= utils
.readBool(st
);
1084 // Íàïðàâëåíèå ëèôòà, åñëè ëèôò
1085 FLiftType
:= utils
.readByte(st
);
1086 // Íîìåð òåêóùåé òåêñòóðû
1087 FCurTexture
:= utils
.readLongInt(st
);
1088 // Êîîðäèíàòû è ðàçìåð
1089 FX
:= utils
.readLongInt(st
);
1090 FY
:= utils
.readLongInt(st
);
1091 FWidth
:= utils
.readWord(st
);
1092 FHeight
:= utils
.readWord(st
);
1093 // Àíèìèðîâàííàÿ ëè òåêóùàÿ òåêñòóðà
1094 if utils
.readBool(st
) then
1096 // Åñëè äà - çàãðóæàåì àíèìàöèþ
1097 Assert((FCurTexture
>= 0) and
1098 (FTextureIDs
[FCurTexture
].Anim
) and
1099 (FTextureIDs
[FCurTexture
].AnTex
<> nil),
1100 'TPanel.LoadState: No animation object');
1101 FTextureIDs
[FCurTexture
].AnTex
.LoadState(st
);
1104 // moving platform state
1105 mMovingSpeed
.X
:= utils
.readLongInt(st
);
1106 mMovingSpeed
.Y
:= utils
.readLongInt(st
);
1107 mMovingStart
.X
:= utils
.readLongInt(st
);
1108 mMovingStart
.Y
:= utils
.readLongInt(st
);
1109 mMovingEnd
.X
:= utils
.readLongInt(st
);
1110 mMovingEnd
.Y
:= utils
.readLongInt(st
);
1112 mSizeSpeed
.w
:= utils
.readLongInt(st
);
1113 mSizeSpeed
.h
:= utils
.readLongInt(st
);
1114 mSizeEnd
.w
:= utils
.readLongInt(st
);
1115 mSizeEnd
.h
:= utils
.readLongInt(st
);
1117 mMovingActive
:= utils
.readBool(st
);
1118 mMoveOnce
:= utils
.readBool(st
);
1120 mEndPosTrig
:= utils
.readLongInt(st
);
1121 mEndSizeTrig
:= utils
.readLongInt(st
);
1124 //mapGrid.proxyEnabled[proxyId] := FEnabled; // done in g_map.pas