summaryrefslogtreecommitdiff
path: root/indra/newview/llviewerobject.h
blob: b6ff60ef9dff8efa0a586eb5179320f18e717433 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
/** 
 * @file llviewerobject.h
 * @brief Description of LLViewerObject class, which is the base class for most objects in the viewer.
 *
 * $LicenseInfo:firstyear=2001&license=viewergpl$
 * 
 * Copyright (c) 2001-2007, Linden Research, Inc.
 * 
 * Second Life Viewer Source Code
 * The source code in this file ("Source Code") is provided by Linden Lab
 * to you under the terms of the GNU General Public License, version 2.0
 * ("GPL"), unless you have obtained a separate licensing agreement
 * ("Other License"), formally executed by you and Linden Lab.  Terms of
 * the GPL can be found in doc/GPL-license.txt in this distribution, or
 * online at http://secondlife.com/developers/opensource/gplv2
 * 
 * There are special exceptions to the terms and conditions of the GPL as
 * it is applied to this Source Code. View the full text of the exception
 * in the file doc/FLOSS-exception.txt in this software distribution, or
 * online at http://secondlife.com/developers/opensource/flossexception
 * 
 * By copying, modifying or distributing this software, you acknowledge
 * that you have read and understood your obligations described above,
 * and agree to abide by those obligations.
 * 
 * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
 * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
 * COMPLETENESS OR PERFORMANCE.
 * $/LicenseInfo$
 */

#ifndef LL_LLVIEWEROBJECT_H
#define LL_LLVIEWEROBJECT_H

#include <map>

#include "llassetstorage.h"
#include "lldarrayptr.h"
#include "llhudtext.h"
#include "llhudicon.h"
#include "llinventory.h"
#include "llmemory.h"
#include "llmemtype.h"
#include "llprimitive.h"
#include "lluuid.h"
#include "llvoinventorylistener.h"
#include "object_flags.h"
#include "llquaternion.h"
#include "v3dmath.h"
#include "v3math.h"
#include "llvertexbuffer.h"

class LLAgent;			// TODO: Get rid of this.
class LLAudioSource;
class LLAudioSourceVO;
class LLBBox;
class LLDataPacker;
class LLColor4;
class LLFrameTimer;
class LLDrawable;
class LLHost;
class LLWorld;
class LLNameValue;
class LLNetMap;
class LLMessageSystem;
class LLPrimitive;
class LLPipeline;
class LLTextureEntry;
class LLViewerImage;
class LLViewerInventoryItem;
class LLViewerObject;
class LLViewerPartSourceScript;
class LLViewerRegion;
class LLViewerObjectMedia;
class LLVOInventoryListener;

typedef enum e_object_update_type
{
	OUT_FULL,
	OUT_TERSE_IMPROVED,
	OUT_FULL_COMPRESSED,
	OUT_FULL_CACHED,
} EObjectUpdateType;


// callback typedef for inventory
typedef void (*inventory_callback)(LLViewerObject*,
								   InventoryObjectList*,
								   S32 serial_num,
								   void*);

// a small struct for keeping track of joints
struct LLVOJointInfo
{
	EHavokJointType mJointType;
	LLVector3 mPivot;			// parent-frame
	// whether the below an axis or anchor (and thus its frame)
	// depends on the joint type:
	//     HINGE   ==>   axis=parent-frame
	//     P2P     ==>   anchor=child-frame
	LLVector3 mAxisOrAnchor;	
};

// for exporting textured materials from SL
struct LLMaterialExportInfo
{
public:
	LLMaterialExportInfo(S32 mat_index, S32 texture_index, LLColor4 color) : 
	  mMaterialIndex(mat_index), mTextureIndex(texture_index), mColor(color) {};

	S32			mMaterialIndex;
	S32			mTextureIndex;
	LLColor4	mColor;
};

//============================================================================

class LLViewerObject : public LLPrimitive, public LLRefCount
{
protected:
	~LLViewerObject(); // use unref()

	// TomY: Provide for a list of extra parameter structures, mapped by structure name
	struct ExtraParameter
	{
		BOOL in_use;
		LLNetworkData *data;
	};
	std::map<U16, ExtraParameter*> mExtraParameterList;

public:
	typedef std::list<LLPointer<LLViewerObject> > child_list_t;
	typedef const child_list_t const_child_list_t;

	LLViewerObject(const LLUUID &id, const LLPCode type, LLViewerRegion *regionp);
	MEM_TYPE_NEW(LLMemType::MTYPE_OBJECT);

	virtual void markDead();				// Mark this object as dead, and clean up its references
	BOOL isDead() const									{return mDead;}
	BOOL isOrphaned() const								{ return mOrphaned; }
	BOOL isParticleSource() const;

	static void initVOClasses();
	static void cleanupVOClasses();

	void			addNVPair(const std::string& data);
	BOOL			removeNVPair(const std::string& name);
	LLNameValue*	getNVPair(const std::string& name) const;			// null if no name value pair by that name

	// Object create and update functions
	virtual BOOL	idleUpdate(LLAgent &agent, LLWorld &world, const F64 &time);

	// Types of media we can associate
	enum { MEDIA_TYPE_NONE = 0, MEDIA_TYPE_WEB_PAGE = 1 };

	// Return codes for processUpdateMessage
	enum { MEDIA_URL_REMOVED = 0x1, MEDIA_URL_ADDED = 0x2, MEDIA_URL_UPDATED = 0x4, INVALID_UPDATE = 0x80000000 };

	virtual U32		processUpdateMessage(LLMessageSystem *mesgsys,
										void **user_data,
										U32 block_num,
										const EObjectUpdateType update_type,
										LLDataPacker *dp);


	virtual BOOL    isActive() const; // Whether this object needs to do an idleUpdate.
	BOOL			onActiveList() const				{return mOnActiveList;}
	void			setOnActiveList(BOOL on_active)		{ mOnActiveList = on_active; }

	virtual BOOL	isAttachment() const { return FALSE; }
	virtual BOOL	isHUDAttachment() const { return FALSE; }
	virtual void 	updateRadius() {};
	virtual F32 	getVObjRadius() const; // default implemenation is mDrawable->getRadius()
	
	BOOL 			isJointChild() const { return mJointInfo ? TRUE : FALSE; } 
	EHavokJointType	getJointType() const { return mJointInfo ? mJointInfo->mJointType : HJT_INVALID; }
	// for jointed and other parent-relative hacks
	LLViewerObject* getSubParent();
	const LLViewerObject* getSubParent() const;
	
	// Object visiblility and GPW functions
	virtual void setPixelAreaAndAngle(LLAgent &agent); // Override to generate accurate apparent angle and area

	virtual U32 getNumVertices() const;
	virtual U32 getNumIndices() const;
	S32 getNumFaces() const { return mNumFaces; }

	// Graphical stuff for objects - maybe broken out into render class later?
	virtual void updateTextures(LLAgent &agent);
	virtual void boostTexturePriority(BOOL boost_children = TRUE);	// When you just want to boost priority of this object
	
	virtual LLDrawable* createDrawable(LLPipeline *pipeline);
	virtual BOOL		updateGeometry(LLDrawable *drawable);
	virtual void		updateFaceSize(S32 idx);
	virtual BOOL		updateLOD();
	virtual BOOL		setDrawableParent(LLDrawable* parentp);
	F32					getRotTime() { return mRotTime; }
	void				resetRot();
	void				applyAngularVelocity(F32 dt);

	void setLineWidthForWindowSize(S32 window_width);

	static void increaseArrowLength();				// makes axis arrows for selections longer
	static void decreaseArrowLength();				// makes axis arrows for selections shorter

	// Accessor functions
	LLViewerRegion* getRegion() const				{ return mRegionp; }

	BOOL isSelected() const							{ return mUserSelected; }
	virtual void setSelected(BOOL sel)				{ mUserSelected = sel; mRotTime = 0.f;}

	const LLUUID &getID() const						{ return mID; }
	U32 getLocalID() const							{ return mLocalID; }
	U32 getCRC() const								{ return mTotalCRC; }

	virtual BOOL isFlexible() const					{ return FALSE; }
	virtual BOOL isSculpted() const 				{ return FALSE; }

	// This method returns true if the object is over land owned by
	// the agent.
	BOOL isOverAgentOwnedLand() const;

	// True if over land owned by group of which the agent is
	// either officer or member.
	BOOL isOverGroupOwnedLand() const;

	/*
	// This method will scan through this object, and then query the
	// selection manager to see if the local agent probably has the
	// ability to modify the object. Since this calls into the
	// selection manager, you should avoid calling this method from
	// there.
	BOOL isProbablyModifiable() const;
	*/

	virtual void setParent(LLViewerObject* parent);
	virtual void addChild(LLViewerObject *childp);
	virtual void removeChild(LLViewerObject *childp);
	const_child_list_t& getChildren() const { 	return mChildList; }
	S32 numChildren() const { return mChildList.size(); }
	void addThisAndAllChildren(LLDynamicArray<LLViewerObject*>& objects);
	void addThisAndNonJointChildren(LLDynamicArray<LLViewerObject*>& objects);
	BOOL isChild(LLViewerObject *childp) const;
	BOOL isSeat() const;
	

	//detect if given line segment (in agent space) intersects with this viewer object.
	//returns TRUE if intersection detected and returns information about intersection
	virtual BOOL lineSegmentIntersect(const LLVector3& start, const LLVector3& end,
									  S32 face = -1,                          // which face to check, -1 = ALL_SIDES
									  S32* face_hit = NULL,                   // which face was hit
									  LLVector3* intersection = NULL,         // return the intersection point
									  LLVector2* tex_coord = NULL,            // return the texture coordinates of the intersection point
									  LLVector3* normal = NULL,               // return the surface normal at the intersection point
									  LLVector3* bi_normal = NULL             // return the surface bi-normal at the intersection point
		);
	
	virtual const LLVector3d getPositionGlobal() const;
	virtual const LLVector3 &getPositionRegion() const;
	virtual const LLVector3 getPositionEdit() const;
	virtual const LLVector3 &getPositionAgent() const;
	virtual const LLVector3 getRenderPosition() const;

	virtual const LLVector3 getPivotPositionAgent() const; // Usually = to getPositionAgent, unless like flex objects it's not

	LLViewerObject* getRootEdit() const;

	const LLQuaternion getRotationRegion() const;
	const LLQuaternion getRotationEdit() const;
	const LLQuaternion getRenderRotation() const;
	virtual	const LLMatrix4 getRenderMatrix() const;

	void setPosition(const LLVector3 &pos, BOOL damped = FALSE);
	void setPositionGlobal(const LLVector3d &position, BOOL damped = FALSE);
	void setPositionRegion(const LLVector3 &position, BOOL damped = FALSE);
	void setPositionEdit(const LLVector3 &position, BOOL damped = FALSE);
	void setPositionAgent(const LLVector3 &pos_agent, BOOL damped = FALSE);
	void setPositionParent(const LLVector3 &pos_parent, BOOL damped = FALSE);
	void setPositionAbsoluteGlobal( const LLVector3d &pos_global, BOOL damped = FALSE );

	virtual const LLMatrix4& getWorldMatrix(LLXformMatrix* xform) const		{ return xform->getWorldMatrix(); }

	inline void setRotation(const F32 x, const F32 y, const F32 z, BOOL damped = FALSE);
	inline void setRotation(const LLQuaternion& quat, BOOL damped = FALSE);
	void sendRotationUpdate() const;

	/*virtual*/	void	setNumTEs(const U8 num_tes);
	/*virtual*/	void	setTE(const U8 te, const LLTextureEntry &texture_entry);
	/*virtual*/ S32		setTETexture(const U8 te, const LLUUID &uuid);
	S32 setTETextureCore(const U8 te, const LLUUID& uuid, LLHost host);
	/*virtual*/ S32		setTEColor(const U8 te, const LLColor3 &color);
	/*virtual*/ S32		setTEColor(const U8 te, const LLColor4 &color);
	/*virtual*/ S32		setTEScale(const U8 te, const F32 s, const F32 t);
	/*virtual*/ S32		setTEScaleS(const U8 te, const F32 s);
	/*virtual*/ S32		setTEScaleT(const U8 te, const F32 t);
	/*virtual*/ S32		setTEOffset(const U8 te, const F32 s, const F32 t);
	/*virtual*/ S32		setTEOffsetS(const U8 te, const F32 s);
	/*virtual*/ S32		setTEOffsetT(const U8 te, const F32 t);
	/*virtual*/ S32		setTERotation(const U8 te, const F32 r);
	/*virtual*/	S32		setTEBumpmap(const U8 te, const U8 bump );
	/*virtual*/	S32		setTETexGen(const U8 te, const U8 texgen );
	/*virtual*/	S32		setTEShiny(const U8 te, const U8 shiny );
	/*virtual*/	S32		setTEFullbright(const U8 te, const U8 fullbright );
	/*virtual*/	S32		setTEMediaFlags(const U8 te, const U8 media_flags );
	/*virtual*/ S32     setTEGlow(const U8 te, const F32 glow);
	/*virtual*/	BOOL	setMaterial(const U8 material);
	virtual		void	setTEImage(const U8 te, LLViewerImage *imagep); // Not derived from LLPrimitive
	LLViewerImage		*getTEImage(const U8 te) const;
	
	void fitFaceTexture(const U8 face);
	void sendTEUpdate() const;			// Sends packed representation of all texture entry information
	
	virtual void setScale(const LLVector3 &scale, BOOL damped = FALSE);

	void sendShapeUpdate();

	U8 getState()							{ return mState; }

	F32 getAppAngle() const					{ return mAppAngle; }
	F32 getPixelArea() const				{ return mPixelArea; }
	void setPixelArea(F32 area)				{ mPixelArea = area; }
	F32 getMaxScale() const;
	F32 getMidScale() const;
	F32 getMinScale() const;

	// Owner id is this object's owner
	void setAttachedSound(const LLUUID &audio_uuid, const LLUUID& owner_id, const F32 gain, const U8 flags);
	void adjustAudioGain(const F32 gain);
	void clearAttachedSound()								{ mAudioSourcep = NULL; }

	 // Create if necessary
	LLAudioSource *getAudioSource(const LLUUID& owner_id);
	bool isAudioSource() {return mAudioSourcep != NULL;}

	U8 getMediaType() const;
	void setMediaType(U8 media_type);

	std::string getMediaURL() const;
	void setMediaURL(const std::string& media_url);

	BOOL getMediaPassedWhitelist() const;
	void setMediaPassedWhitelist(BOOL passed);

	void sendMaterialUpdate() const;

	void setCanSelect(BOOL canSelect);

	void setDebugText(const std::string &utf8text);
	void setIcon(LLViewerImage* icon_image);
	void clearIcon();

	void markForUpdate(BOOL priority);
	void updateVolume(const LLVolumeParams& volume_params);
	virtual	void updateSpatialExtents(LLVector3& min, LLVector3& max);
	virtual F32 getBinRadius();
	
	LLBBox				getBoundingBoxAgent() const;

	void updatePositionCaches() const; // Update the global and region position caches from the object (and parent's) xform.
	void updateText(); // update text label position
	virtual void updateDrawable(BOOL force_damped); // force updates on static objects

	void setDrawableState(U32 state, BOOL recursive = TRUE);
	void clearDrawableState(U32 state, BOOL recursive = TRUE);

	// Called when the drawable shifts
	virtual void onShift(const LLVector3 &shift_vector)	{ }
		
	//////////////////////////////////////
	//
	// Inventory methods
	//

	// This function is called when someone is interested in a viewer
	// object's inventory. The callback is called as soon as the
	// viewer object has the inventory stored locally.
	void registerInventoryListener(LLVOInventoryListener* listener, void* user_data);
	void removeInventoryListener(LLVOInventoryListener* listener);
	BOOL isInventoryPending() { return mInventoryPending; }
	void clearInventoryListeners();
	void requestInventory();
	void fetchInventoryFromServer();
	static void processTaskInv(LLMessageSystem* msg, void** user_data);
	void removeInventory(const LLUUID& item_id);

	// The updateInventory() call potentially calls into the selection
	// manager, so do no call updateInventory() from the selection
	// manager until we have better iterators.
	void updateInventory(LLViewerInventoryItem* item, U8 key, bool is_new);
	void updateInventoryLocal(LLInventoryItem* item, U8 key); // Update without messaging.
	LLInventoryObject* getInventoryObject(const LLUUID& item_id);
	void getInventoryContents(InventoryObjectList& objects);
	LLInventoryObject* getInventoryRoot();
	LLViewerInventoryItem* getInventoryItemByAsset(const LLUUID& asset_id);
	S16 getInventorySerial() const { return mInventorySerialNum; }

	// These functions does viewer-side only object inventory modifications
	void updateViewerInventoryAsset(
		const LLViewerInventoryItem* item,
		const LLUUID& new_asset);

	// This function will make sure that we refresh the inventory.
	void dirtyInventory();
	BOOL isInventoryDirty() { return mInventoryDirty; }

	// save a script, which involves removing the old one, and rezzing
	// in the new one. This method should be called with the asset id
	// of the new and old script AFTER the bytecode has been saved.
	void saveScript(const LLViewerInventoryItem* item, BOOL active, bool is_new);

	// move an inventory item out of the task and into agent
	// inventory. This operation is based on messaging. No permissions
	// checks are made on the viewer - the server will double check.
	void moveInventory(const LLUUID& agent_folder, const LLUUID& item_id);

	// Find the number of instances of this object's inventory that are of the given type
	S32 countInventoryContents( LLAssetType::EType type );

	BOOL			permAnyOwner() const;	
	BOOL			permYouOwner() const;
	BOOL			permGroupOwner() const;
	BOOL			permOwnerModify() const;
	BOOL			permModify() const;	
	BOOL			permCopy() const;	
	BOOL			permMove() const;		
	BOOL			permTransfer() const;
	inline BOOL		usePhysics() const				{ return ((mFlags & FLAGS_USE_PHYSICS) != 0); }
	inline BOOL		flagScripted() const			{ return ((mFlags & FLAGS_SCRIPTED) != 0); }
	inline BOOL		flagHandleTouch() const			{ return ((mFlags & FLAGS_HANDLE_TOUCH) != 0); }
	inline BOOL		flagTakesMoney() const			{ return ((mFlags & FLAGS_TAKES_MONEY) != 0); }
	inline BOOL		flagPhantom() const				{ return ((mFlags & FLAGS_PHANTOM) != 0); }
	inline BOOL		flagInventoryEmpty() const		{ return ((mFlags & FLAGS_INVENTORY_EMPTY) != 0); }
	inline BOOL		flagCastShadows() const			{ return ((mFlags & FLAGS_CAST_SHADOWS) != 0); }
	inline BOOL		flagAllowInventoryAdd() const	{ return ((mFlags & FLAGS_ALLOW_INVENTORY_DROP) != 0); }
	inline BOOL		flagTemporary() const			{ return ((mFlags & FLAGS_TEMPORARY) != 0); }
	inline BOOL		flagTemporaryOnRez() const		{ return ((mFlags & FLAGS_TEMPORARY_ON_REZ) != 0); }
	inline BOOL		flagAnimSource() const			{ return ((mFlags & FLAGS_ANIM_SOURCE) != 0); }
	inline BOOL		flagCameraSource() const		{ return ((mFlags & FLAGS_CAMERA_SOURCE) != 0); }
	inline BOOL		flagCameraDecoupled() const		{ return ((mFlags & FLAGS_CAMERA_DECOUPLED) != 0); }

	bool getIncludeInSearch() const;
	void setIncludeInSearch(bool include_in_search);

	// Does "open" object menu item apply?
	BOOL allowOpen() const;

	void setClickAction(U8 action) { mClickAction = action; }
	U8 getClickAction() const { return mClickAction; }
	bool specialHoverCursor() const;	// does it have a special hover cursor?

	void			setRegion(LLViewerRegion *regionp);
	virtual void	updateRegion(LLViewerRegion *regionp) {}

	void updateFlags();
	BOOL setFlags(U32 flag, BOOL state);
	
	virtual void dump() const;
	static U32		getNumZombieObjects()			{ return sNumZombieObjects; }

	void printNameValuePairs() const;

	virtual S32 getLOD() const { return 3; } 
	virtual U32 getPartitionType() const;
	virtual void dirtySpatialGroup() const;
	virtual void dirtyMesh();

	virtual LLNetworkData* getParameterEntry(U16 param_type) const;
	virtual bool setParameterEntry(U16 param_type, const LLNetworkData& new_value, bool local_origin);
	virtual BOOL getParameterEntryInUse(U16 param_type) const;
	virtual bool setParameterEntryInUse(U16 param_type, BOOL in_use, bool local_origin);
	// Called when a parameter is changed
	virtual void parameterChanged(U16 param_type, bool local_origin);
	virtual void parameterChanged(U16 param_type, LLNetworkData* data, BOOL in_use, bool local_origin);
	
	friend class LLViewerObjectList;
	friend class LLViewerMediaList;

public:
	//counter-translation
	void resetChildrenPosition(const LLVector3& offset, BOOL simplified = FALSE) ;
	//counter-rotation
	void resetChildrenRotationAndPosition(const std::vector<LLQuaternion>& rotations, 
											const std::vector<LLVector3>& positions) ;
	void saveUnselectedChildrenRotation(std::vector<LLQuaternion>& rotations) ;
	void saveUnselectedChildrenPosition(std::vector<LLVector3>& positions) ;
	std::vector<LLVector3> mUnselectedChildrenPositions ;

private:
	ExtraParameter* createNewParameterEntry(U16 param_type);
	ExtraParameter* getExtraParameterEntry(U16 param_type) const;
	ExtraParameter* getExtraParameterEntryCreate(U16 param_type);
	bool unpackParameterEntry(U16 param_type, LLDataPacker *dp);
	
public:
	//
	// Viewer-side only types - use the LL_PCODE_APP mask.
	//
	typedef enum e_vo_types
	{
		LL_VO_CLOUDS =				LL_PCODE_APP | 0x20,
		LL_VO_SURFACE_PATCH =		LL_PCODE_APP | 0x30,
		//LL_VO_STARS =				LL_PCODE_APP | 0x40,
		LL_VO_SQUARE_TORUS =		LL_PCODE_APP | 0x50,
		LL_VO_SKY =					LL_PCODE_APP | 0x60,
		LL_VO_WATER =				LL_PCODE_APP | 0x70,
		LL_VO_GROUND =				LL_PCODE_APP | 0x80,
		LL_VO_PART_GROUP =			LL_PCODE_APP | 0x90,
		LL_VO_TRIANGLE_TORUS =		LL_PCODE_APP | 0xa0,
		LL_VO_WL_SKY =				LL_PCODE_APP | 0xb0, // should this be moved to 0x40?
	} EVOType;

	LLUUID			mID;

	// unique within region, not unique across regions
	// Local ID = 0 is not used
	U32				mLocalID;

	// Last total CRC received from sim, used for caching
	U32				mTotalCRC;

	LLPointer<LLViewerImage> *mTEImages;

	// Selection, picking and rendering variables
	U32				mGLName;			// GL "name" used by selection code
	BOOL			mbCanSelect;		// true if user can select this object by clicking

	// Grabbed from UPDATE_FLAGS
	U32				mFlags;

	// Pipeline classes
	LLPointer<LLDrawable> mDrawable;

	// Band-aid to select object after all creation initialization is done
	BOOL mCreateSelected;

	// Replace textures with web pages on this object while drawing
	BOOL mRenderMedia;

	// In bits
	S32				mBestUpdatePrecision;

	// TODO: Make all this stuff private.  JC
	LLPointer<LLHUDText> mText;
	LLPointer<LLHUDIcon> mIcon;

	static			BOOL		sUseSharedDrawables;

protected:
	// delete an item in the inventory, but don't tell the
	// server. This is used internally by remove, update, and
	// savescript.
	void deleteInventoryItem(const LLUUID& item_id);

	// do the update/caching logic. called by saveScript and
	// updateInventory.
	void doUpdateInventory(LLPointer<LLViewerInventoryItem>& item, U8 key, bool is_new);


	static LLViewerObject *createObject(const LLUUID &id, LLPCode pcode, LLViewerRegion *regionp);

	BOOL setData(const U8 *datap, const U32 data_size);

	// Hide or show HUD, icon and particles
	void	hideExtraDisplayItems( BOOL hidden );

	//////////////////////////
	//
	// inventory functionality
	//

	static void processTaskInvFile(void** user_data, S32 error_code, LLExtStat ext_status);
	void loadTaskInvFile(const std::string& filename);
	void doInventoryCallback();
	
	BOOL isOnMap();

	void unpackParticleSource(const S32 block_num, const LLUUID& owner_id);
	void unpackParticleSource(LLDataPacker &dp, const LLUUID& owner_id);
	void deleteParticleSource();
	void setParticleSource(const LLPartSysData& particle_parameters, const LLUUID& owner_id);

private:
	void setNameValueList(const std::string& list);		// clears nv pairs and then individually adds \n separated NV pairs from \0 terminated string
	void deleteTEImages(); // correctly deletes list of images
	
protected:
	typedef std::map<char *, LLNameValue *> name_value_map_t;
	name_value_map_t mNameValuePairs;	// Any name-value pairs stored by script

	child_list_t	mChildList;
	
	F64				mLastInterpUpdateSecs;			// Last update for purposes of interpolation
	F64				mLastMessageUpdateSecs;			// Last update from a message from the simulator
	TPACKETID		mLatestRecvPacketID;			// Latest time stamp on message from simulator
	// extra data sent from the sim...currently only used for tree species info
	U8* mData;

	LLPointer<LLViewerPartSourceScript>		mPartSourcep;	// Particle source associated with this object.
	LLAudioSourceVO* mAudioSourcep;
	F32				mAudioGain;
	
	F32				mAppAngle;	// Apparent visual arc in degrees
	F32				mPixelArea; // Apparent area in pixels

	// This is the object's inventory from the viewer's perspective.
	InventoryObjectList* mInventory;
	class LLInventoryCallbackInfo
	{
	public:
		~LLInventoryCallbackInfo();
		LLVOInventoryListener* mListener;
		void* mInventoryData;
	};
	typedef std::list<LLInventoryCallbackInfo*> callback_list_t;
	callback_list_t mInventoryCallbacks;
	S16 mInventorySerialNum;

	LLViewerRegion	*mRegionp;					// Region that this object belongs to.
	BOOL			mInventoryPending;
	BOOL			mInventoryDirty;
	BOOL			mDead;
	BOOL			mOrphaned;					// This is an orphaned child
	BOOL			mUserSelected;				// Cached user select information
	BOOL			mOnActiveList;
	BOOL			mOnMap;						// On the map.
	BOOL			mStatic;					// Object doesn't move.
	S32				mNumFaces;

	F32				mTimeDilation;				// Time dilation sent with the object.
	F32				mRotTime;					// Amount (in seconds) that object has rotated according to angular velocity (llSetTargetOmega)
	LLQuaternion	mLastRot;					// last rotation received from the simulator

	LLVOJointInfo*  mJointInfo;
	U8				mState;	// legacy
	LLViewerObjectMedia* mMedia;	// NULL if no media associated
	U8 mClickAction;

	static			U32			sNumZombieObjects;			// Objects which are dead, but not deleted

	static			BOOL		sMapDebug;					// Map render mode
	static			LLColor4	sEditSelectColor;
	static			LLColor4	sNoEditSelectColor;
	static			F32			sCurrentPulse;
	static			BOOL		sPulseEnabled;

	static			S32			sAxisArrowLength;

	// These two caches are only correct for non-parented objects right now!
	mutable LLVector3		mPositionRegion;
	mutable LLVector3		mPositionAgent;

private:	
	static S32 sNumObjects;
};

///////////////////
//
// Inlines
//
//

inline void LLViewerObject::setRotation(const LLQuaternion& quat, BOOL damped)
{
	LLPrimitive::setRotation(quat);
	setChanged(ROTATED | SILHOUETTE);
	updateDrawable(damped);
}

inline void LLViewerObject::setRotation(const F32 x, const F32 y, const F32 z, BOOL damped)
{
	LLPrimitive::setRotation(x, y, z);
	setChanged(ROTATED | SILHOUETTE);
	updateDrawable(damped);
}

class LLViewerObjectMedia
{
public:
	LLViewerObjectMedia() : mMediaURL(), mPassedWhitelist(FALSE), mMediaType(0) { }

	std::string mMediaURL;	// for web pages on surfaces, one per prim
	BOOL mPassedWhitelist;	// user has OK'd display
	U8 mMediaType;			// see LLTextureEntry::WEB_PAGE, etc.
};

// subclass of viewer object that can be added to particle partitions
class LLAlphaObject : public LLViewerObject
{
public:
	LLAlphaObject(const LLUUID &id, const LLPCode type, LLViewerRegion *regionp)
	: LLViewerObject(id,type,regionp) 
	{ mDepth = 0.f; }

	virtual F32 getPartSize(S32 idx);
	virtual void getGeometry(S32 idx,
								LLStrider<LLVector3>& verticesp,
								LLStrider<LLVector3>& normalsp, 
								LLStrider<LLVector2>& texcoordsp,
								LLStrider<LLColor4U>& colorsp, 
								LLStrider<U16>& indicesp) = 0;

	F32 mDepth;
};

class LLStaticViewerObject : public LLViewerObject
{
public:
	LLStaticViewerObject(const LLUUID& id, const LLPCode type, LLViewerRegion* regionp)
		: LLViewerObject(id,type,regionp)
	{ }

	virtual void updateDrawable(BOOL force_damped);
};

extern BOOL gVelocityInterpolate;
extern BOOL gPingInterpolate;

#endif