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 {$INCLUDE ../shared/a_modes.inc}
22 {$IFDEF USE_MEMPOOL}mempool
,{$ENDIF}
23 g_base
, r_graphics
, MAPDEF
, ImagingTypes
, Imaging
, ImagingUtility
;
26 TLevelTexture
= record
27 TextureName
: AnsiString; // as stored in wad
28 FullName
: AnsiString; // full path to texture // !!! merge it with TextureName
29 framesCount
, speed
: Byte;
32 TLevelTextureArray
= array of TLevelTexture
;
34 TAnimationState
= class{$IFDEF USE_MEMPOOL}(TPoolObject
){$ENDIF}
38 mCounter
: Byte; // Ñ÷åò÷èê îæèäàíèÿ ìåæäó êàäðàìè
39 mSpeed
: Byte; // Âðåìÿ îæèäàíèÿ ìåæäó êàäðàìè
40 mCurrentFrame
: Integer; // Òåêóùèé êàäð (íà÷èíàÿ ñ 0)
41 mLoop
: Boolean; // Ïåðåõîäèòü íà ïåðâûé êàäð ïîñëå ïîñëåäíåãî?
42 mEnabled
: Boolean; // Ðàáîòà ðàçðåøåíà?
43 mPlayed
: Boolean; // Ïðîèãðàíà âñÿ õîòÿ áû ðàç?
44 mMinLength
: Byte; // Îæèäàíèå ïîñëå ïðîèãðûâàíèÿ
45 mRevert
: Boolean; // Ñìåíà êàäðîâ îáðàòíàÿ?
50 constructor Create (aloop
: Boolean; aspeed
: Byte; len
: Integer);
51 destructor Destroy (); override;
57 procedure revert (r
: Boolean);
59 procedure saveState (st
: TStream
);
60 procedure loadState (st
: TStream
);
62 function totalFrames (): Integer; inline;
65 property played
: Boolean read mPlayed
;
66 property enabled
: Boolean read mEnabled
;
67 property isReverse
: Boolean read mRevert
;
68 property loop
: Boolean read mLoop write mLoop
;
69 property speed
: Byte read mSpeed write mSpeed
;
70 property minLength
: Byte read mMinLength write mMinLength
;
71 property currentFrame
: Integer read mCurrentFrame write mCurrentFrame
;
72 property currentCounter
: Byte read mCounter write mCounter
;
73 property counter
: Byte read mCounter
;
74 property blending
: Boolean read mBlending write mBlending
;
75 property alpha
: Byte read mAlpha write mAlpha
;
78 TAnimation
= class{$IFDEF USE_MEMPOOL}(TPoolObject
){$ENDIF}
83 mCounter
: Byte; // Ñ÷åò÷èê îæèäàíèÿ ìåæäó êàäðàìè
84 mSpeed
: Byte; // Âðåìÿ îæèäàíèÿ ìåæäó êàäðàìè
85 mCurrentFrame
: Integer; // Òåêóùèé êàäð (íà÷èíàÿ ñ 0)
86 mLoop
: Boolean; // Ïåðåõîäèòü íà ïåðâûé êàäð ïîñëå ïîñëåäíåãî?
87 mEnabled
: Boolean; // Ðàáîòà ðàçðåøåíà?
88 mPlayed
: Boolean; // Ïðîèãðàíà âñÿ õîòÿ áû ðàç?
91 mMinLength
: Byte; // Îæèäàíèå ïîñëå ïðîèãðûâàíèÿ
92 mRevert
: Boolean; // Ñìåíà êàäðîâ îáðàòíàÿ?
95 constructor Create (aframesID
: LongWord; aloop
: Boolean; aspeed
: Byte);
96 destructor Destroy (); override;
101 procedure disable ();
102 procedure revert (r
: Boolean);
104 procedure saveState (st
: TStream
);
105 procedure loadState (st
: TStream
);
107 function totalFrames (): Integer; inline;
110 property played
: Boolean read mPlayed
;
111 property enabled
: Boolean read mEnabled
;
112 property isReverse
: Boolean read mRevert
;
113 property loop
: Boolean read mLoop write mLoop
;
114 property speed
: Byte read mSpeed write mSpeed
;
115 property minLength
: Byte read mMinLength write mMinLength
;
116 property currentFrame
: Integer read mCurrentFrame write mCurrentFrame
;
117 property currentCounter
: Byte read mCounter write mCounter
;
118 property counter
: Byte read mCounter
;
119 property blending
: Boolean read mBlending write mBlending
;
120 property alpha
: Byte read mAlpha write mAlpha
;
121 property framesId
: LongWord read mId
;
122 property width
: Word read mWidth
;
123 property height
: Word read mHeight
;
125 property id
: LongWord read mId
;
131 g_game
, e_log
, g_basic
, g_console
, wadreader
, r_animations
,
132 g_language
, utils
, xstreams
;
137 constructor TAnimationState
.Create (aloop
: Boolean; aspeed
: Byte; len
: Integer);
151 destructor TAnimationState
.Destroy
;
156 procedure TAnimationState
.update
;
158 if (not mEnabled
) then exit
;
162 if (mCounter
>= mSpeed
) then
164 // Îæèäàíèå ìåæäó êàäðàìè çàêîí÷èëîñü
165 // Îáðàòíûé ïîðÿäîê êàäðîâ?
168 // Äîøëè äî êîíöà àíèìàöèè. Âîçìîæíî, æäåì åùå
169 if (mCurrentFrame
= 0) then
171 if (mLength
* mSpeed
+ mCounter
< mMinLength
) then exit
;
175 mPlayed
:= (mCurrentFrame
< 0);
177 // Ïîâòîðÿòü ëè àíèìàöèþ ïî êðóãó?
181 mCurrentFrame
:= mLength
- 1
190 // Ïðÿìîé ïîðÿäîê êàäðîâ
191 // Äîøëè äî êîíöà àíèìàöèè. Âîçìîæíî, æäåì åùå
192 if (mCurrentFrame
= mLength
- 1) then
194 if (mLength
* mSpeed
+ mCounter
< mMinLength
) then exit
;
198 mPlayed
:= (mCurrentFrame
> mLength
- 1);
200 // Ïîâòîðÿòü ëè àíèìàöèþ ïî êðóãó?
203 if mLoop
then mCurrentFrame
:= 0 else mCurrentFrame
-= 1;
211 procedure TAnimationState
.reset
;
214 mCurrentFrame
:= mLength
- 1
221 procedure TAnimationState
.disable
;
226 procedure TAnimationState
.enable
;
231 procedure TAnimationState
.revert (r
: Boolean);
237 function TAnimationState
.totalFrames (): Integer; inline;
242 procedure TAnimationState
.saveState (st
: TStream
);
244 if (st
= nil) then exit
;
246 utils
.writeSign(st
, 'ANIM');
247 utils
.writeInt(st
, Byte(0)); // version
248 // Ñ÷åò÷èê îæèäàíèÿ ìåæäó êàäðàìè
249 utils
.writeInt(st
, Byte(mCounter
));
251 utils
.writeInt(st
, LongInt(mCurrentFrame
));
252 // Ïðîèãðàíà ëè àíèìàöèÿ öåëèêîì
253 utils
.writeBool(st
, mPlayed
);
254 // Alpha-êàíàë âñåé òåêñòóðû
255 utils
.writeInt(st
, Byte(mAlpha
));
257 utils
.writeInt(st
, Byte(mBlending
));
258 // Âðåìÿ îæèäàíèÿ ìåæäó êàäðàìè
259 utils
.writeInt(st
, Byte(mSpeed
));
260 // Çàöèêëåíà ëè àíèìàöèÿ
261 utils
.writeBool(st
, mLoop
);
263 utils
.writeBool(st
, mEnabled
);
264 // Îæèäàíèå ïîñëå ïðîèãðûâàíèÿ
265 utils
.writeInt(st
, Byte(mMinLength
));
266 // Îáðàòíûé ëè ïîðÿäîê êàäðîâ
267 utils
.writeBool(st
, mRevert
);
271 procedure TAnimationState
.loadState (st
: TStream
);
273 if (st
= nil) then exit
;
275 if not utils
.checkSign(st
, 'ANIM') then raise XStreamError
.Create('animation chunk expected');
276 if (utils
.readByte(st
) <> 0) then raise XStreamError
.Create('invalid animation chunk version');
277 // Ñ÷åò÷èê îæèäàíèÿ ìåæäó êàäðàìè
278 mCounter
:= utils
.readByte(st
);
280 mCurrentFrame
:= utils
.readLongInt(st
);
281 // Ïðîèãðàíà ëè àíèìàöèÿ öåëèêîì
282 mPlayed
:= utils
.readBool(st
);
283 // Alpha-êàíàë âñåé òåêñòóðû
284 mAlpha
:= utils
.readByte(st
);
286 mBlending
:= utils
.readBool(st
);
287 // Âðåìÿ îæèäàíèÿ ìåæäó êàäðàìè
288 mSpeed
:= utils
.readByte(st
);
289 // Çàöèêëåíà ëè àíèìàöèÿ
290 mLoop
:= utils
.readBool(st
);
292 mEnabled
:= utils
.readBool(st
);
293 // Îæèäàíèå ïîñëå ïðîèãðûâàíèÿ
294 mMinLength
:= utils
.readByte(st
);
295 // Îáðàòíûé ëè ïîðÿäîê êàäðîâ
296 mRevert
:= utils
.readBool(st
);
304 constructor TAnimation
.Create (aframesID
: LongWord; aloop
: Boolean; aspeed
: Byte);
306 if (aframesID
>= Length(framesArray
)) then
308 //raise Exception.Create('trying to create inexisting frame: something is very wrong here');
309 e_LogWritefln('trying to create inexisting frame %u of %u: something is very wrong here', [aframesID
, LongWord(Length(framesArray
))], TMsgType
.Warning
);
311 if (Length(framesArray
) = 0) then raise Exception
.Create('trying to create inexisting frame: something is very wrong here');
321 mWidth
:= framesArray
[mId
].FrameWidth
;
322 mHeight
:= framesArray
[mId
].FrameHeight
;
326 destructor TAnimation
.Destroy ();
332 procedure TAnimation
.update ();
334 if (not mEnabled
) then exit
;
338 if (mCounter
>= mSpeed
) then
340 // Îæèäàíèå ìåæäó êàäðàìè çàêîí÷èëîñü
341 // Îáðàòíûé ïîðÿäîê êàäðîâ?
344 // Äîøëè äî êîíöà àíèìàöèè. Âîçìîæíî, æäåì åùå
345 if (mCurrentFrame
= 0) then
347 if (Length(framesArray
[mId
].TexturesID
)*mSpeed
+mCounter
< mMinLength
) then exit
;
351 mPlayed
:= (mCurrentFrame
< 0);
353 // Ïîâòîðÿòü ëè àíèìàöèþ ïî êðóãó?
356 if mLoop
then mCurrentFrame
:= High(framesArray
[mId
].TexturesID
) else mCurrentFrame
+= 1;
363 // Ïðÿìîé ïîðÿäîê êàäðîâ
364 // Äîøëè äî êîíöà àíèìàöèè. Âîçìîæíî, æäåì åùå
365 if (mCurrentFrame
= High(framesArray
[mId
].TexturesID
)) then
367 if (Length(framesArray
[mId
].TexturesID
)*mSpeed
+mCounter
< mMinLength
) then exit
;
371 mPlayed
:= (mCurrentFrame
> High(framesArray
[mId
].TexturesID
));
373 // Ïîâòîðÿòü ëè àíèìàöèþ ïî êðóãó?
376 if mLoop
then mCurrentFrame
:= 0 else mCurrentFrame
-= 1;
385 procedure TAnimation
.reset ();
387 if mRevert
then mCurrentFrame
:= High(framesArray
[mId
].TexturesID
) else mCurrentFrame
:= 0;
393 procedure TAnimation
.disable (); begin mEnabled
:= false; end;
394 procedure TAnimation
.enable (); begin mEnabled
:= true; end;
397 function TAnimation
.totalFrames (): Integer; inline; begin result
:= Length(framesArray
[mId
].TexturesID
); end;
400 procedure TAnimation
.revert (r
: Boolean);
407 procedure TAnimation
.saveState (st
: TStream
);
409 if (st
= nil) then exit
;
411 utils
.writeSign(st
, 'ANIM');
412 utils
.writeInt(st
, Byte(0)); // version
413 // Ñ÷åò÷èê îæèäàíèÿ ìåæäó êàäðàìè
414 utils
.writeInt(st
, Byte(mCounter
));
416 utils
.writeInt(st
, LongInt(mCurrentFrame
));
417 // Ïðîèãðàíà ëè àíèìàöèÿ öåëèêîì
418 utils
.writeBool(st
, mPlayed
);
419 // Alpha-êàíàë âñåé òåêñòóðû
420 utils
.writeInt(st
, Byte(mAlpha
));
422 utils
.writeInt(st
, Byte(mBlending
));
423 // Âðåìÿ îæèäàíèÿ ìåæäó êàäðàìè
424 utils
.writeInt(st
, Byte(mSpeed
));
425 // Çàöèêëåíà ëè àíèìàöèÿ
426 utils
.writeBool(st
, mLoop
);
428 utils
.writeBool(st
, mEnabled
);
429 // Îæèäàíèå ïîñëå ïðîèãðûâàíèÿ
430 utils
.writeInt(st
, Byte(mMinLength
));
431 // Îáðàòíûé ëè ïîðÿäîê êàäðîâ
432 utils
.writeBool(st
, mRevert
);
436 procedure TAnimation
.loadState (st
: TStream
);
438 if (st
= nil) then exit
;
440 if not utils
.checkSign(st
, 'ANIM') then raise XStreamError
.Create('animation chunk expected');
441 if (utils
.readByte(st
) <> 0) then raise XStreamError
.Create('invalid animation chunk version');
442 // Ñ÷åò÷èê îæèäàíèÿ ìåæäó êàäðàìè
443 mCounter
:= utils
.readByte(st
);
445 mCurrentFrame
:= utils
.readLongInt(st
);
446 // Ïðîèãðàíà ëè àíèìàöèÿ öåëèêîì
447 mPlayed
:= utils
.readBool(st
);
448 // Alpha-êàíàë âñåé òåêñòóðû
449 mAlpha
:= utils
.readByte(st
);
451 mBlending
:= utils
.readBool(st
);
452 // Âðåìÿ îæèäàíèÿ ìåæäó êàäðàìè
453 mSpeed
:= utils
.readByte(st
);
454 // Çàöèêëåíà ëè àíèìàöèÿ
455 mLoop
:= utils
.readBool(st
);
457 mEnabled
:= utils
.readBool(st
);
458 // Îæèäàíèå ïîñëå ïðîèãðûâàíèÿ
459 mMinLength
:= utils
.readByte(st
);
460 // Îáðàòíûé ëè ïîðÿäîê êàäðîâ
461 mRevert
:= utils
.readBool(st
);