summaryrefslogtreecommitdiff
path: root/indra/newview/llvovolume.h
blob: e6566e2ce10c31517365dd061740d16b95ab41e0 (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
/** 
 * @file llvovolume.h
 * @brief LLVOVolume class header file
 *
 * $LicenseInfo:firstyear=2001&license=viewerlgpl$
 * 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_LLVOVOLUME_H
#define LL_LLVOVOLUME_H

#include "llviewerobject.h"
#include "llviewertexture.h"
#include "llviewermedia.h"
#include "llframetimer.h"
#include "lllocalbitmaps.h"
#include "m3math.h"		// LLMatrix3
#include "m4math.h"		// LLMatrix4
#include <map>
#include <set>


class LLViewerTextureAnim;
class LLDrawPool;
class LLMaterialID;
class LLSelectNode;
class LLObjectMediaDataClient;
class LLObjectMediaNavigateClient;
class LLVOAvatar;
class LLMeshSkinInfo;

typedef std::vector<viewer_media_t> media_list_t;

enum LLVolumeInterfaceType
{
	INTERFACE_FLEXIBLE = 1,
};

const F32 MAX_LOD_FACTOR = 4.0f;


class LLRiggedVolume : public LLVolume
{
public:
	LLRiggedVolume(const LLVolumeParams& params)
		: LLVolume(params, 0.f)
	{
	}

	void update(const LLMeshSkinInfo* skin, LLVOAvatar* avatar, const LLVolume* src_volume);

    std::string mExtraDebugText;
};

// Base class for implementations of the volume - Primitive, Flexible Object, etc.
class LLVolumeInterface
{
public:
	virtual ~LLVolumeInterface() { }
	virtual LLVolumeInterfaceType getInterfaceType() const = 0;
	virtual void doIdleUpdate() = 0;
	virtual BOOL doUpdateGeometry(LLDrawable *drawable) = 0;
	virtual LLVector3 getPivotPosition() const = 0;
	virtual void onSetVolume(const LLVolumeParams &volume_params, const S32 detail) = 0;
	virtual void onSetScale(const LLVector3 &scale, BOOL damped) = 0;
	virtual void onParameterChanged(U16 param_type, LLNetworkData *data, BOOL in_use, bool local_origin) = 0;
	virtual void onShift(const LLVector4a &shift_vector) = 0;
	virtual bool isVolumeUnique() const = 0; // Do we need a unique LLVolume instance?
	virtual bool isVolumeGlobal() const = 0; // Are we in global space?
	virtual bool isActive() const = 0; // Is this object currently active?
	virtual const LLMatrix4& getWorldMatrix(LLXformMatrix* xform) const = 0;
	virtual void updateRelativeXform(bool force_identity = false) = 0;
	virtual U32 getID() const = 0;
	virtual void preRebuild() = 0;
};

// Class which embodies all Volume objects (with pcode LL_PCODE_VOLUME)
class LLVOVolume : public LLViewerObject
{
	LOG_CLASS(LLVOVolume);
protected:
	virtual				~LLVOVolume();

public:
	static		void	initClass();
	static		void	cleanupClass();
	static		void	preUpdateGeom();
	
	enum 
	{
		VERTEX_DATA_MASK =	(1 << LLVertexBuffer::TYPE_VERTEX) |
							(1 << LLVertexBuffer::TYPE_NORMAL) |
							(1 << LLVertexBuffer::TYPE_TEXCOORD0) |
							(1 << LLVertexBuffer::TYPE_TEXCOORD1) |
							(1 << LLVertexBuffer::TYPE_COLOR)
	};

public:
						LLVOVolume(const LLUUID &id, const LLPCode pcode, LLViewerRegion *regionp);
	/*virtual*/ void markDead();		// Override (and call through to parent) to clean up media references

	/*virtual*/ LLDrawable* createDrawable(LLPipeline *pipeline);

				void	deleteFaces();

				void	animateTextures();
	
	            BOOL    isVisible() const ;
	/*virtual*/ BOOL	isActive() const;
	/*virtual*/ BOOL	isAttachment() const;
	/*virtual*/ BOOL	isRootEdit() const; // overridden for sake of attachments treating themselves as a root object
	/*virtual*/ BOOL	isHUDAttachment() const;

				void	generateSilhouette(LLSelectNode* nodep, const LLVector3& view_point);
	/*virtual*/	BOOL	setParent(LLViewerObject* parent);
				S32		getLOD() const						{ return mLOD; }
				void	setNoLOD()							{ mLOD = NO_LOD; mLODChanged = TRUE; }
				bool	isNoLOD() const						{ return NO_LOD == mLOD; }
	const LLVector3		getPivotPositionAgent() const;
	const LLMatrix4&	getRelativeXform() const				{ return mRelativeXform; }
	const LLMatrix3&	getRelativeXformInvTrans() const		{ return mRelativeXformInvTrans; }
	/*virtual*/	const LLMatrix4	getRenderMatrix() const;
				typedef std::map<LLUUID, S32> texture_cost_t;
				U32 	getRenderCost(texture_cost_t &textures) const;
    /*virtual*/	F32		getEstTrianglesMax() const;
    /*virtual*/	F32		getEstTrianglesStreamingCost() const;
    /* virtual*/ F32	getStreamingCost() const;
    /*virtual*/ bool getCostData(LLMeshCostData& costs) const;

	/*virtual*/ U32		getTriangleCount(S32* vcount = NULL) const;
	/*virtual*/ U32		getHighLODTriangleCount();
	/*virtual*/ BOOL lineSegmentIntersect(const LLVector4a& start, const LLVector4a& end, 
										  S32 face = -1,                        // which face to check, -1 = ALL_SIDES
										  BOOL pick_transparent = FALSE,
										  BOOL pick_rigged = FALSE,
										  S32* face_hit = NULL,                 // which face was hit
										  LLVector4a* intersection = NULL,       // return the intersection point
										  LLVector2* tex_coord = NULL,          // return the texture coordinates of the intersection point
										  LLVector4a* normal = NULL,             // return the surface normal at the intersection point
										  LLVector4a* tangent = NULL           // return the surface tangent at the intersection point
		);
	
				LLVector3 agentPositionToVolume(const LLVector3& pos) const;
				LLVector3 agentDirectionToVolume(const LLVector3& dir) const;
				LLVector3 volumePositionToAgent(const LLVector3& dir) const;
				LLVector3 volumeDirectionToAgent(const LLVector3& dir) const;

				
				BOOL	getVolumeChanged() const				{ return mVolumeChanged; }
				
	/*virtual*/ F32  	getRadius() const						{ return mVObjRadius; };
				const LLMatrix4& getWorldMatrix(LLXformMatrix* xform) const;

				void	markForUpdate(BOOL priority);
				void	markForUnload()							{ LLViewerObject::markForUnload(TRUE); mVolumeChanged = TRUE; }
				void    faceMappingChanged()                    { mFaceMappingChanged=TRUE; };

	/*virtual*/ void	onShift(const LLVector4a &shift_vector); // Called when the drawable shifts

	/*virtual*/ void	parameterChanged(U16 param_type, bool local_origin);
	/*virtual*/ void	parameterChanged(U16 param_type, LLNetworkData* data, BOOL in_use, bool local_origin);

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

	/*virtual*/ void	setSelected(BOOL sel);
	/*virtual*/ BOOL	setDrawableParent(LLDrawable* parentp);

	/*virtual*/ void	setScale(const LLVector3 &scale, BOOL damped);

	/*virtual*/ void    changeTEImage(S32 index, LLViewerTexture* new_image)  ;
	/*virtual*/ void	setNumTEs(const U8 num_tes);
	/*virtual*/ void	setTEImage(const U8 te, LLViewerTexture *imagep);
	/*virtual*/ S32		setTETexture(const U8 te, const LLUUID &uuid);
	/*virtual*/ S32		setTEColor(const U8 te, const LLColor3 &color);
	/*virtual*/ S32		setTEColor(const U8 te, const LLColor4 &color);
	/*virtual*/ S32		setTEBumpmap(const U8 te, const U8 bump);
	/*virtual*/ S32		setTEShiny(const U8 te, const U8 shiny);
	/*virtual*/ S32		setTEFullbright(const U8 te, const U8 fullbright);
	/*virtual*/ S32		setTEBumpShinyFullbright(const U8 te, const U8 bump);
	/*virtual*/ S32		setTEMediaFlags(const U8 te, const U8 media_flags);
	/*virtual*/ S32		setTEGlow(const U8 te, const F32 glow);
	/*virtual*/ S32		setTEMaterialID(const U8 te, const LLMaterialID& pMaterialID);
	
	static void	setTEMaterialParamsCallbackTE(const LLUUID& objectID, const LLMaterialID& pMaterialID, const LLMaterialPtr pMaterialParams, U32 te);

	/*virtual*/ S32		setTEMaterialParams(const U8 te, const LLMaterialPtr pMaterialParams);
	/*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		setTETexGen(const U8 te, const U8 texgen);
	/*virtual*/ S32		setTEMediaTexGen(const U8 te, const U8 media);
	/*virtual*/ BOOL 	setMaterial(const U8 material);

				void	setTexture(const S32 face);
				S32     getIndexInTex(U32 ch) const {return mIndexInTex[ch];}
	/*virtual*/ BOOL	setVolume(const LLVolumeParams &volume_params, const S32 detail, bool unique_volume = false);
				void	updateSculptTexture();
				void    setIndexInTex(U32 ch, S32 index) { mIndexInTex[ch] = index ;}
				void	sculpt();
	 static     void    rebuildMeshAssetCallback(const LLUUID& asset_uuid,
												 LLAssetType::EType type,
												 void* user_data, S32 status, LLExtStat ext_status);
					
				void	updateRelativeXform(bool force_identity = false);
	/*virtual*/ BOOL	updateGeometry(LLDrawable *drawable);
	/*virtual*/ void	updateFaceSize(S32 idx);
	/*virtual*/ BOOL	updateLOD();
				void	updateRadius();
	/*virtual*/ void	updateTextures();
				void	updateTextureVirtualSize(bool forced = false);

				void	updateFaceFlags();
				void	regenFaces();
				BOOL	genBBoxes(BOOL force_global);
				void	preRebuild();
	virtual		void	updateSpatialExtents(LLVector4a& min, LLVector4a& max);
	virtual		F32		getBinRadius();
	
	virtual U32 getPartitionType() const;

	// For Lights
	void setIsLight(BOOL is_light);
    //set the gamma-corrected (sRGB) color of this light
	void setLightSRGBColor(const LLColor3& color);
    //set the linear color of this light
    void setLightLinearColor(const LLColor3& color);

	void setLightIntensity(F32 intensity);
	void setLightRadius(F32 radius);
	void setLightFalloff(F32 falloff);
	void setLightCutoff(F32 cutoff);
	void setLightTextureID(LLUUID id);
	void setSpotLightParams(LLVector3 params);

	BOOL getIsLight() const;


    // Get the light color in sRGB color space NOT scaled by intensity.
	LLColor3 getLightSRGBBaseColor() const; 

    // Get the light color in linear color space NOT scaled by intensity.
    LLColor3 getLightLinearBaseColor() const;
    
    // Get the light color in linear color space scaled by intensity 
    //  this is the value that should be fed into shaders
    LLColor3 getLightLinearColor() const;

    // Get the light color in sRGB color space scaled by intensity.
    LLColor3 getLightSRGBColor() const; 

	LLUUID	getLightTextureID() const;
	bool isLightSpotlight() const;
	LLVector3 getSpotLightParams() const;
	void	updateSpotLightPriority();
	F32		getSpotLightPriority() const;

	LLViewerTexture* getLightTexture();
	F32 getLightIntensity() const;
	F32 getLightRadius() const;
	F32 getLightFalloff(const F32 fudge_factor = 1.f) const;
	F32 getLightCutoff() const;
	
	// Flexible Objects
	U32 getVolumeInterfaceID() const;
	virtual BOOL isFlexible() const;
	virtual BOOL isSculpted() const;
	virtual BOOL isMesh() const;
	virtual BOOL isRiggedMesh() const;
	virtual BOOL hasLightTexture() const;

    
	BOOL isVolumeGlobal() const;
	BOOL canBeFlexible() const;
	BOOL setIsFlexible(BOOL is_flexible);

    const LLMeshSkinInfo* getSkinInfo() const;
    
    // Extended Mesh Properties
    U32 getExtendedMeshFlags() const;
    void onSetExtendedMeshFlags(U32 flags);
    void setExtendedMeshFlags(U32 flags);
    bool canBeAnimatedObject() const;
    bool isAnimatedObject() const;
    virtual void onReparent(LLViewerObject *old_parent, LLViewerObject *new_parent);
    virtual void afterReparent();

    //virtual
    void updateRiggingInfo();
    S32 mLastRiggingInfoLOD;
    
    // Functions that deal with media, or media navigation
    
    // Update this object's media data with the given media data array
    // (typically this is only called upon a response from a server request)
	void updateObjectMediaData(const LLSD &media_data_array, const std::string &media_version);
    
    // Bounce back media at the given index to its current URL (or home URL, if current URL is empty)
	void mediaNavigateBounceBack(U8 texture_index);
    
    // Returns whether or not this object has permission to navigate or control 
	// the given media entry
	enum MediaPermType {
		MEDIA_PERM_INTERACT, MEDIA_PERM_CONTROL
	};
    bool hasMediaPermission(const LLMediaEntry* media_entry, MediaPermType perm_type);
    
	void mediaNavigated(LLViewerMediaImpl *impl, LLPluginClassMedia* plugin, std::string new_location);
	void mediaEvent(LLViewerMediaImpl *impl, LLPluginClassMedia* plugin, LLViewerMediaObserver::EMediaEvent event);
			

	// Sync the given media data with the impl and the given te
	void syncMediaData(S32 te, const LLSD &media_data, bool merge, bool ignore_agent);
	
	// Send media data update to the simulator.
	void sendMediaDataUpdate();

	viewer_media_t getMediaImpl(U8 face_id) const;
	S32 getFaceIndexWithMediaImpl(const LLViewerMediaImpl* media_impl, S32 start_face_id);
	F64 getTotalMediaInterest() const;
   
	bool hasMedia() const;
	
	LLVector3 getApproximateFaceNormal(U8 face_id);

    // Flag any corresponding avatars as needing update.
    void updateVisualComplexity();
    
	void notifyMeshLoaded();
	
	// Returns 'true' iff the media data for this object is in flight
	bool isMediaDataBeingFetched() const;

	// Returns the "last fetched" media version, or -1 if not fetched yet
	S32 getLastFetchedMediaVersion() const { return mLastFetchedMediaVersion; }

	void addMDCImpl() { ++mMDCImplCount; }
	void removeMDCImpl() { --mMDCImplCount; }
	S32 getMDCImplCount() { return mMDCImplCount; }
	

	//rigged volume update (for raycasting)
	void updateRiggedVolume(bool force_update = false);
	LLRiggedVolume* getRiggedVolume();

	//returns true if volume should be treated as a rigged volume
	// - Build tools are open
	// - object is an attachment
	// - object is attached to self
	// - object is rendered as rigged
	bool treatAsRigged();

	//clear out rigged volume and revert back to non-rigged state for picking/LOD/distance updates
	void clearRiggedVolume();

protected:
	S32	computeLODDetail(F32 distance, F32 radius, F32 lod_factor);
	BOOL calcLOD();
	LLFace* addFace(S32 face_index);
	void updateTEData();

	// stats tracking for render complexity
	static S32 mRenderComplexity_last;
	static S32 mRenderComplexity_current;

	void requestMediaDataUpdate(bool isNew);
	void cleanUpMediaImpls();
	void addMediaImpl(LLViewerMediaImpl* media_impl, S32 texture_index) ;
	void removeMediaImpl(S32 texture_index) ;

private:
	bool lodOrSculptChanged(LLDrawable *drawable, BOOL &compiled);

public:

	static S32 getRenderComplexityMax() {return mRenderComplexity_last;}
	static void updateRenderComplexity();

	LLViewerTextureAnim *mTextureAnimp;
	U8 mTexAnimMode;
    F32 mLODDistance;
    F32 mLODAdjustedDistance;
    F32 mLODRadius;
private:
	friend class LLDrawable;
	friend class LLFace;

	BOOL		mFaceMappingChanged;
	LLFrameTimer mTextureUpdateTimer;
	S32			mLOD;
	BOOL		mLODChanged;
	BOOL		mSculptChanged;
	F32			mSpotLightPriority;
	LLMatrix4	mRelativeXform;
	LLMatrix3	mRelativeXformInvTrans;
	BOOL		mVolumeChanged;
	F32			mVObjRadius;
	LLVolumeInterface *mVolumeImpl;
	LLPointer<LLViewerFetchedTexture> mSculptTexture;
	LLPointer<LLViewerFetchedTexture> mLightTexture;
	media_list_t mMediaImplList;
	S32			mLastFetchedMediaVersion; // as fetched from the server, starts as -1
	S32 mIndexInTex[LLRender::NUM_VOLUME_TEXTURE_CHANNELS];
	S32 mMDCImplCount;

	LLPointer<LLRiggedVolume> mRiggedVolume;

	// statics
public:
	static F32 sLODSlopDistanceFactor;// Changing this to zero, effectively disables the LOD transition slop
	static F32 sLODFactor;				// LOD scale factor
	static F32 sDistanceFactor;			// LOD distance factor

	static LLPointer<LLObjectMediaDataClient> sObjectMediaClient;
	static LLPointer<LLObjectMediaNavigateClient> sObjectMediaNavigateClient;

protected:
	static S32 sNumLODChanges;

	friend class LLVolumeImplFlexible;

public:
	bool notifyAboutCreatingTexture(LLViewerTexture *texture);
	bool notifyAboutMissingAsset(LLViewerTexture *texture);

private:
	struct material_info 
	{
		LLRender::eTexIndex map;
		U8 te;

		material_info(LLRender::eTexIndex map_, U8 te_)
			: map(map_)
			, te(te_)
		{}
	};

	typedef std::multimap<LLUUID, material_info> mmap_UUID_MAP_t;
	mmap_UUID_MAP_t	mWaitingTextureInfo;

};

#endif // LL_LLVOVOLUME_H