summaryrefslogtreecommitdiff
path: root/indra/llcharacter/llvisualparam.h
blob: 43911f4ed7edbb268d813ae427b8e6733378f375 (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
/** 
 * @file llvisualparam.h
 * @brief Implementation of LLPolyMesh class.
 *
 * $LicenseInfo:firstyear=2001&license=viewergpl$
 * 
 * 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_LLVisualParam_H
#define LL_LLVisualParam_H

#include "v3math.h"
#include "llstring.h"
#include "llxmltree.h"

class LLPolyMesh;
class LLXmlTreeNode;

enum ESex
{
	SEX_FEMALE =	0x01,
	SEX_MALE =		0x02,
	SEX_BOTH =		0x03  // values chosen to allow use as a bit field.
};

enum EVisualParamGroup
{
	VISUAL_PARAM_GROUP_TWEAKABLE,
	VISUAL_PARAM_GROUP_ANIMATABLE,
	NUM_VISUAL_PARAM_GROUPS
};

const S32 MAX_TRANSMITTED_VISUAL_PARAMS = 255;

//-----------------------------------------------------------------------------
// LLVisualParamInfo
// Contains shared data for VisualParams
//-----------------------------------------------------------------------------
class LLVisualParamInfo
{
	friend class LLVisualParam;
public:
	LLVisualParamInfo();
	virtual ~LLVisualParamInfo() {};

	virtual BOOL parseXml(LLXmlTreeNode *node);
	
protected:
	S32					mID;				// ID associated with VisualParam
	
	LLString			mName;				// name (for internal purposes)
	LLString			mDisplayName;		// name displayed to the user
	LLString			mMinName;			// name associated with minimum value
	LLString			mMaxName;			// name associated with maximum value
	EVisualParamGroup	mGroup;				// morph group for separating UI controls
	F32					mMinWeight;			// minimum weight that can be assigned to this morph target
	F32					mMaxWeight;			// maximum weight that can be assigned to this morph target
	F32					mDefaultWeight;		
	ESex				mSex;				// Which gender(s) this param applies to.
};

//-----------------------------------------------------------------------------
// LLVisualParam
// VIRTUAL CLASS
// An interface class for a generalized parametric modification of the avatar mesh
// Contains data that is specific to each Avatar
//-----------------------------------------------------------------------------
class LLVisualParam
{
public:
	LLVisualParam();
	virtual ~LLVisualParam();

	// Special: These functions are overridden by child classes
	// (They can not be virtual because they use specific derived Info classes)
	LLVisualParamInfo*		getInfo() const { return mInfo; }
	//   This sets mInfo and calls initialization functions
	BOOL					setInfo(LLVisualParamInfo *info);

	// Virtual functions
	//  Pure virtuals
	//virtual BOOL			parseData( LLXmlTreeNode *node ) = 0;
	virtual void			apply( ESex avatar_sex ) = 0;
	//  Default functions
	virtual void			setWeight(F32 weight, BOOL set_by_user);
	virtual void			setAnimationTarget( F32 target_value, BOOL set_by_user );
	virtual void			animate(F32 delta, BOOL set_by_user);
	virtual void			stopAnimating(BOOL set_by_user);

	// Interface methods
	S32						getID() 			{ return mID; }
	void					setID(S32 id) 		{ llassert(!mInfo); mID = id; }
	
	const LLString&			getName() const 			{ return mInfo->mName; }
	const LLString&			getDisplayName() const 		{ return mInfo->mDisplayName; }
	const LLString&			getMaxDisplayName() const	{ return mInfo->mMaxName; }
	const LLString&			getMinDisplayName() const	{ return mInfo->mMinName; }

	void					setDisplayName(const LLString& s) 	 { mInfo->mDisplayName = s; }
	void					setMaxDisplayName(const LLString& s) { mInfo->mMaxName = s; }
	void					setMinDisplayName(const LLString& s) { mInfo->mMinName = s; }

	EVisualParamGroup		getGroup() 			{ return mInfo->mGroup; }
	F32						getMinWeight() 		{ return mInfo->mMinWeight; }
	F32						getMaxWeight() 		{ return mInfo->mMaxWeight; }
	F32						getDefaultWeight() 	{ return mInfo->mDefaultWeight; }
	ESex					getSex()			{ return mInfo->mSex; }

	F32						getWeight() 		{ return mIsAnimating ? mTargetWeight : mCurWeight; }
	F32						getCurrentWeight() 	{ return mCurWeight; }
	F32						getLastWeight() 	{ return mLastWeight; }
	BOOL					isAnimating() 	{ return mIsAnimating; }

	LLVisualParam*			getNextParam()		{ return mNext; }
	void					setNextParam( LLVisualParam *next );
	
	virtual void			setAnimating(BOOL is_animating) { mIsAnimating = is_animating; }
	BOOL					getAnimating() { return mIsAnimating; }

protected:
	F32					mCurWeight;			// current weight
	F32					mLastWeight;		// last weight
	LLVisualParam*		mNext;				// next param in a shared chain
	F32					mTargetWeight;		// interpolation target
	BOOL				mIsAnimating;	// this value has been given an interpolation target

	S32					mID;				// id for storing weight/morphtarget compares compactly
	LLVisualParamInfo	*mInfo;
};

#endif // LL_LLVisualParam_H