summaryrefslogtreecommitdiff
path: root/indra/newview/llviewerregion.h
blob: a73898317b192c6c8c656af99dec8771f331c39b (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
/** 
 * @file llviewerregion.h
 * @brief Description of the LLViewerRegion class.
 *
 * $LicenseInfo:firstyear=2001&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2010, Linden Research, Inc.
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation;
 * version 2.1 of the License only.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 * 
 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
 * $/LicenseInfo$
 */

#ifndef LL_LLVIEWERREGION_H
#define LL_LLVIEWERREGION_H

// A ViewerRegion is a class that contains a bunch of objects and surfaces
// that are in to a particular region.
#include <string>
#include <boost/signals2.hpp>

#include "lldarray.h"
#include "llwind.h"
#include "v3dmath.h"
#include "llstring.h"
#include "llregionflags.h"
#include "lluuid.h"
#include "llweb.h"
#include "llcapabilityprovider.h"
#include "m4math.h"					// LLMatrix4
#include "llhttpclient.h"

// Surface id's
#define LAND  1
#define WATER 2
const U32	MAX_OBJECT_CACHE_ENTRIES = 50000;


class LLEventPoll;
class LLVLComposition;
class LLViewerObject;
class LLMessageSystem;
class LLNetMap;
class LLViewerParcelOverlay;
class LLSurface;
class LLVOCache;
class LLVOCacheEntry;
class LLSpatialPartition;
class LLEventPump;
class LLCapabilityListener;
class LLDataPacker;
class LLDataPackerBinaryBuffer;
class LLHost;
class LLBBox;
class LLSpatialGroup;
class LLDrawable;
class LLViewerRegionImpl;
class LLviewerOctreeGroup;
class LLVOCachePartition;

class LLViewerRegion: public LLCapabilityProvider // implements this interface
{
public:
	//MUST MATCH THE ORDER OF DECLARATION IN CONSTRUCTOR
	typedef enum 
	{
		PARTITION_HUD=0,
		PARTITION_TERRAIN,
		PARTITION_VOIDWATER,
		PARTITION_WATER,
		PARTITION_TREE,
		PARTITION_PARTICLE,
		PARTITION_GRASS,
		PARTITION_VOLUME,
		PARTITION_BRIDGE,
		PARTITION_HUD_PARTICLE,		
		PARTITION_VO_CACHE,
		PARTITION_NONE,
		NUM_PARTITIONS
	} eObjectPartitions;

	typedef boost::signals2::signal<void(const LLUUID& region_id)> caps_received_signal_t;

	LLViewerRegion(const U64 &handle,
				   const LLHost &host,
				   const U32 surface_grid_width,
				   const U32 patch_grid_width,
				   const F32 region_width_meters);
	~LLViewerRegion();

	// Call this after you have the region name and handle.
	void loadObjectCache();
	void saveObjectCache();

	void sendMessage(); // Send the current message to this region's simulator
	void sendReliableMessage(); // Send the current message to this region's simulator

	void setOriginGlobal(const LLVector3d &origin);
	//void setAgentOffset(const LLVector3d &offset);
	void updateRenderMatrix();

	void setAllowDamage(BOOL b) { setFlags(b, REGION_FLAGS_ALLOW_DAMAGE); }
	void setAllowLandmark(BOOL b) { setFlags(b, REGION_FLAGS_ALLOW_LANDMARK); }
	void setAllowSetHome(BOOL b) { setFlags(b, REGION_FLAGS_ALLOW_SET_HOME); }
	void setResetHomeOnTeleport(BOOL b) { setFlags(b, REGION_FLAGS_RESET_HOME_ON_TELEPORT); }
	void setSunFixed(BOOL b) { setFlags(b, REGION_FLAGS_SUN_FIXED); }
	void setBlockFly(BOOL b) { setFlags(b, REGION_FLAGS_BLOCK_FLY); }
	void setAllowDirectTeleport(BOOL b) { setFlags(b, REGION_FLAGS_ALLOW_DIRECT_TELEPORT); }


	inline BOOL getAllowDamage()			const;
	inline BOOL getAllowLandmark()			const;
	inline BOOL getAllowSetHome()			const;
	inline BOOL getResetHomeOnTeleport()	const;
	inline BOOL getSunFixed()				const;
	inline BOOL getBlockFly()				const;
	inline BOOL getAllowDirectTeleport()	const;
	inline BOOL isPrelude()					const;
	inline BOOL getAllowTerraform() 		const;
	inline BOOL getRestrictPushObject()		const;
	inline BOOL getReleaseNotesRequested()		const;

	bool isAlive(); // can become false if circuit disconnects

	void setWaterHeight(F32 water_level);
	F32 getWaterHeight() const;

	BOOL isVoiceEnabled() const;

	void setBillableFactor(F32 billable_factor) { mBillableFactor = billable_factor; }
	F32 getBillableFactor() 		const 	{ return mBillableFactor; }

	// Maximum number of primitives allowed, regardless of object
	// bonus factor.
	U32 getMaxTasks() const { return mMaxTasks; }
	void setMaxTasks(U32 max_tasks) { mMaxTasks = max_tasks; }

	// Draw lines in the dirt showing ownership. Return number of 
	// vertices drawn.
	S32 renderPropertyLines();

	// Call this whenever you change the height data in the region.
	// (Automatically called by LLSurfacePatch's update routine)
	void dirtyHeights();

	LLViewerParcelOverlay *getParcelOverlay() const
			{ return mParcelOverlay; }

	void setRegionFlags(U32 flags);
	U32 getRegionFlags() const					{ return mRegionFlags; }

	void setTimeDilation(F32 time_dilation);
	F32  getTimeDilation() const				{ return mTimeDilation; }

	// Origin height is at zero.
	const LLVector3d &getOriginGlobal() const;
	LLVector3 getOriginAgent() const;

	// Center is at the height of the water table.
	const LLVector3d &getCenterGlobal() const;
	LLVector3 getCenterAgent() const;

	void setRegionNameAndZone(const std::string& name_and_zone);
	const std::string& getName() const				{ return mName; }
	const std::string& getZoning() const			{ return mZoning; }

	void setOwner(const LLUUID& owner_id);
	const LLUUID& getOwner() const;

	// Is the current agent on the estate manager list for this region?
	void setIsEstateManager(BOOL b) { mIsEstateManager = b; }
	BOOL isEstateManager() const { return mIsEstateManager; }
	BOOL canManageEstate() const;

	void setSimAccess(U8 sim_access)			{ mSimAccess = sim_access; }
	U8 getSimAccess() const						{ return mSimAccess; }
	const std::string getSimAccessString() const;
	
	// Homestead-related getters; there are no setters as nobody should be
	// setting them other than the individual message handler which is a member
	S32 getSimClassID()                    const { return mClassID; }
	S32 getSimCPURatio()                   const { return mCPURatio; }
	const std::string& getSimColoName()    const { return mColoName; }
	const std::string& getSimProductSKU()  const { return mProductSKU; }
	std::string getLocalizedSimProductName() const;

	// Returns "Sandbox", "Expensive", etc.
	static std::string regionFlagsToString(U32 flags);

	// Returns translated version of "Mature", "PG", "Adult", etc.
	static std::string accessToString(U8 sim_access);

	// Returns "M", "PG", "A" etc.
	static std::string accessToShortString(U8 sim_access);
	static U8          shortStringToAccess(const std::string &sim_access);

	// Return access icon name
	static std::string getAccessIcon(U8 sim_access);
	
	// helper function which just makes sure all interested parties
	// can process the message.
	static void processRegionInfo(LLMessageSystem* msg, void**);

	void setCacheID(const LLUUID& id);

	F32	getWidth() const						{ return mWidth; }

	BOOL idleUpdate(F32 max_update_time);
	void addVisibleGroup(LLviewerOctreeGroup* group);
	void addVisibleCacheEntry(LLVOCacheEntry* entry);
	void addActiveCacheEntry(LLVOCacheEntry* entry);
	void removeActiveCacheEntry(LLVOCacheEntry* entry, LLDrawable* drawablep);	
	void killCacheEntry(U32 local_id); //physically delete the cache entry	
	void clearVisibleGroup(LLviewerOctreeGroup* group);
	bool hasVisibleGroup(LLviewerOctreeGroup* group);

	// Like idleUpdate, but forces everything to complete regardless of
	// how long it takes.
	void forceUpdate();

	void connectNeighbor(LLViewerRegion *neighborp, U32 direction);

	void updateNetStats();

	U32	getPacketsLost() const;

	S32 getHttpResponderID() const;

	// Get/set named capability URLs for this region.
	void setSeedCapability(const std::string& url);
	void failedSeedCapability();
	S32 getNumSeedCapRetries();
	void setCapability(const std::string& name, const std::string& url);
	// implements LLCapabilityProvider
    virtual std::string getCapability(const std::string& name) const;

	// has region received its final (not seed) capability list?
	bool capabilitiesReceived() const;
	void setCapabilitiesReceived(bool received);
	boost::signals2::connection setCapabilitiesReceivedCallback(const caps_received_signal_t::slot_type& cb);

	static bool isSpecialCapabilityName(const std::string &name);
	void logActiveCapabilities() const;

    /// Get LLEventPump on which we listen for capability requests
    /// (https://wiki.lindenlab.com/wiki/Viewer:Messaging/Messaging_Notes#Capabilities)
    LLEventPump& getCapAPI() const;

    /// implements LLCapabilityProvider
	/*virtual*/ const LLHost& getHost() const;
	const U64 		&getHandle() const 			{ return mHandle; }

	LLSurface		&getLand() const;

	// set and get the region id
	const LLUUID& getRegionID() const;
	void setRegionID(const LLUUID& region_id);

	BOOL pointInRegionGlobal(const LLVector3d &point_global) const;
	LLVector3	getPosRegionFromGlobal(const LLVector3d &point_global) const;
	LLVector3	getPosRegionFromAgent(const LLVector3 &agent_pos) const;
	LLVector3	getPosAgentFromRegion(const LLVector3 &region_pos) const;
	LLVector3d	getPosGlobalFromRegion(const LLVector3 &offset) const;

	LLVLComposition *getComposition() const;
	F32 getCompositionXY(const S32 x, const S32 y) const;

	BOOL isOwnedSelf(const LLVector3& pos);

	// Owned by a group you belong to?  (officer OR member)
	BOOL isOwnedGroup(const LLVector3& pos);

	// deal with map object updates in the world.
	void updateCoarseLocations(LLMessageSystem* msg);

	F32 getLandHeightRegion(const LLVector3& region_pos);

	void getInfo(LLSD& info);
	
	bool meshRezEnabled() const;
	bool meshUploadEnabled() const;

	void getSimulatorFeatures(LLSD& info);	
	void setSimulatorFeatures(const LLSD& info);

	
	bool dynamicPathfindingEnabled() const;

	typedef enum
	{
		CACHE_MISS_TYPE_FULL = 0,
		CACHE_MISS_TYPE_CRC,
		CACHE_MISS_TYPE_NONE
	} eCacheMissType;

	typedef enum
	{
		CACHE_UPDATE_DUPE = 0,
		CACHE_UPDATE_CHANGED,
		CACHE_UPDATE_ADDED,
		CACHE_UPDATE_REPLACED
	} eCacheUpdateResult;

	// handle a full update message
	eCacheUpdateResult cacheFullUpdate(LLDataPackerBinaryBuffer &dp, U32 flags);
	eCacheUpdateResult cacheFullUpdate(LLViewerObject* objectp, LLDataPackerBinaryBuffer &dp, U32 flags);	
	LLVOCacheEntry* getCacheEntryForOctree(U32 local_id);
	LLVOCacheEntry* getCacheEntry(U32 local_id);
	bool probeCache(U32 local_id, U32 crc, U32 flags, U8 &cache_miss_type);
	void requestCacheMisses();
	void addCacheMissFull(const U32 local_id);
	//remove from object cache if the object receives a full-update or terse update
	LLViewerObject* forceToRemoveFromCache(U32 local_id, LLViewerObject* objectp);
	void findOrphans(U32 parent_id);

	void dumpCache();

	void unpackRegionHandshake();

	void calculateCenterGlobal();
	void calculateCameraDistance();

	friend std::ostream& operator<<(std::ostream &s, const LLViewerRegion &region);
    /// implements LLCapabilityProvider
    virtual std::string getDescription() const;
	std::string getHttpUrl() const { return mHttpUrl ;}

	U32 getNumOfActiveCachedObjects() const;
	LLSpatialPartition* getSpatialPartition(U32 type);
	LLVOCachePartition* getVOCachePartition();

	bool objectIsReturnable(const LLVector3& pos, const std::vector<LLBBox>& boxes) const;
	bool childrenObjectReturnable( const std::vector<LLBBox>& boxes ) const;
	bool objectsCrossParcel(const std::vector<LLBBox>& boxes) const;

	void getNeighboringRegions( std::vector<LLViewerRegion*>& uniqueRegions );
	void getNeighboringRegionsStatus( std::vector<S32>& regions );
	
private:
	void addToVOCacheTree(LLVOCacheEntry* entry);
	LLViewerObject* addNewObject(LLVOCacheEntry* entry);
	void killObject(LLVOCacheEntry* entry, std::vector<LLDrawable*>& delete_list);	
	void removeFromVOCacheTree(LLVOCacheEntry* entry);
	void replaceCacheEntry(LLVOCacheEntry* old_entry, LLVOCacheEntry* new_entry);
	void killCacheEntry(LLVOCacheEntry* entry); //physically delete the cache entry	

	F32 killInvisibleObjects(F32 max_time);
	F32 createVisibleObjects(F32 max_time);
	F32 updateVisibleEntries(F32 max_time); //update visible entries

	void addCacheMiss(U32 id, LLViewerRegion::eCacheMissType miss_type);
	void decodeBoundingInfo(LLVOCacheEntry* entry);
public:
	struct CompareDistance
	{
		bool operator()(const LLViewerRegion* const& lhs, const LLViewerRegion* const& rhs)
		{
			return lhs->mCameraDistanceSquared < rhs->mCameraDistanceSquared; 
		}
	};

	void showReleaseNotes();

protected:
	void disconnectAllNeighbors();
	void initStats();
	void setFlags(BOOL b, U32 flags);

public:
	LLWind  mWind;
	LLViewerParcelOverlay	*mParcelOverlay;

	F32		mBitsReceived;
	F32		mPacketsReceived;

	LLMatrix4 mRenderMatrix;

	// These arrays are maintained in parallel. Ideally they'd be combined into a
	// single array of an aggrigate data type but for compatibility with the old
	// messaging system in which the previous message only sends and parses the 
	// positions stored in the first array so they're maintained separately until 
	// we stop supporting the old CoarseLocationUpdate message.
	LLDynamicArray<U32> mMapAvatars;
	LLDynamicArray<LLUUID> mMapAvatarIDs;

	static LLViewerRegion* sCurRegionp;
	static BOOL sVOCacheCullingEnabled; //vo cache culling enabled or not.
private:
	LLViewerRegionImpl * mImpl;
	LLFrameTimer         mRegionTimer;

	F32			mWidth;			// Width of region on a side (meters)
	U64			mHandle;
	F32			mTimeDilation;	// time dilation of physics simulation on simulator

	// simulator name
	std::string mName;
	std::string mZoning;

	// Is this agent on the estate managers list for this region?
	BOOL mIsEstateManager;

	U32		mPacketsIn;
	U32		mBitsIn;
	U32		mLastBitsIn;
	U32		mLastPacketsIn;
	U32		mPacketsOut;
	U32		mLastPacketsOut;
	S32		mPacketsLost;
	S32		mLastPacketsLost;
	U32		mPingDelay;
	F32		mDeltaTime;				// Time since last measurement of lastPackets, Bits, etc

	U32		mRegionFlags;			// includes damage flags
	U8		mSimAccess;
	F32 	mBillableFactor;
	U32		mMaxTasks;				// max prim count
	F32		mCameraDistanceSquared;	// updated once per frame
	
	// Information for Homestead / CR-53
	S32 mClassID;
	S32 mCPURatio;

	std::string mColoName;
	std::string mProductSKU;
	std::string mProductName;
	std::string mHttpUrl ;
	
	// Maps local ids to cache entries.
	// Regions can have order 10,000 objects, so assume
	// a structure of size 2^14 = 16,000
	BOOL	mCacheLoaded;
	BOOL    mCacheDirty;
	BOOL	mAlive;					// can become false if circuit disconnects
	BOOL	mCapabilitiesReceived;
	BOOL    mReleaseNotesRequested;
	BOOL    mDead;  //if true, this region is in the process of deleting.
	
	typedef std::map<U32, std::vector<U32> > orphan_list_t;
	orphan_list_t mOrphanMap;
	
	class CacheMissItem
	{
	public:
		CacheMissItem(U32 id, LLViewerRegion::eCacheMissType miss_type) : mID(id), mType(miss_type){}

		U32                            mID;     //local object id
		LLViewerRegion::eCacheMissType mType;   //cache miss type
	
		typedef std::list<CacheMissItem> cache_miss_list_t;
	};
	CacheMissItem::cache_miss_list_t   mCacheMissList;
	
	caps_received_signal_t mCapabilitiesReceivedSignal;		
	LLSD mSimulatorFeatures;
};

inline BOOL LLViewerRegion::getAllowDamage() const
{
	return ((mRegionFlags & REGION_FLAGS_ALLOW_DAMAGE) !=0);
}

inline BOOL LLViewerRegion::getAllowLandmark() const
{
	return ((mRegionFlags & REGION_FLAGS_ALLOW_LANDMARK) !=0);
}

inline BOOL LLViewerRegion::getAllowSetHome() const
{
	return ((mRegionFlags & REGION_FLAGS_ALLOW_SET_HOME) != 0);
}

inline BOOL LLViewerRegion::getResetHomeOnTeleport() const
{
	return ((mRegionFlags & REGION_FLAGS_RESET_HOME_ON_TELEPORT) !=0);
}

inline BOOL LLViewerRegion::getSunFixed() const
{
	return ((mRegionFlags & REGION_FLAGS_SUN_FIXED) !=0);
}

inline BOOL LLViewerRegion::getBlockFly() const
{
	return ((mRegionFlags & REGION_FLAGS_BLOCK_FLY) !=0);
}

inline BOOL LLViewerRegion::getAllowDirectTeleport() const
{
	return ((mRegionFlags & REGION_FLAGS_ALLOW_DIRECT_TELEPORT) !=0);
}

inline BOOL LLViewerRegion::isPrelude() const
{
	return is_prelude( mRegionFlags );
}

inline BOOL LLViewerRegion::getAllowTerraform() const
{
	return ((mRegionFlags & REGION_FLAGS_BLOCK_TERRAFORM) == 0);
}

inline BOOL LLViewerRegion::getRestrictPushObject() const
{
	return ((mRegionFlags & REGION_FLAGS_RESTRICT_PUSHOBJECT) != 0);
}

inline BOOL LLViewerRegion::getReleaseNotesRequested() const
{
	return mReleaseNotesRequested;
}

#endif