summaryrefslogtreecommitdiff
path: root/indra/newview/llbreastmotion.h
blob: aa0fdf9f8b155f36af0623de8020fbaf687e5aa7 (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 llbreastmotion.h
 * @brief Implementation of LLBreastMotion class.
 *
 * $LicenseInfo:firstyear=2011&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2011, 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_LLBREASTMOTION_H
#define LL_LLBREASTMOTION_H

//-----------------------------------------------------------------------------
// Header files
//-----------------------------------------------------------------------------
#include "llmotion.h"
#include "llframetimer.h"

#define BREAST_MOTION_FADEIN_TIME 1.0f
#define BREAST_MOTION_FADEOUT_TIME 1.0f

class LLViewerVisualParam;

//-----------------------------------------------------------------------------
// class LLBreastMotion
//-----------------------------------------------------------------------------
class LLBreastMotion :
	public LLMotion
{
public:
	// Constructor
	LLBreastMotion(const LLUUID &id);

	// Destructor
	virtual ~LLBreastMotion();

public:
	//-------------------------------------------------------------------------
	// functions to support MotionController and MotionRegistry
	//-------------------------------------------------------------------------

	// static constructor
	// all subclasses must implement such a function and register it
	static LLMotion *create(const LLUUID &id) { return new LLBreastMotion(id); }

public:
	//-------------------------------------------------------------------------
	// animation callbacks to be implemented by subclasses
	//-------------------------------------------------------------------------

	// motions must specify whether or not they loop
	virtual BOOL getLoop() { return TRUE; }

	// motions must report their total duration
	virtual F32 getDuration() { return 0.0; }

	// motions must report their "ease in" duration
	virtual F32 getEaseInDuration() { return BREAST_MOTION_FADEIN_TIME; }

	// motions must report their "ease out" duration.
	virtual F32 getEaseOutDuration() { return BREAST_MOTION_FADEOUT_TIME; }

	// called to determine when a motion should be activated/deactivated based on avatar pixel coverage
	virtual F32 getMinPixelArea();

	// motions must report their priority
	virtual LLJoint::JointPriority getPriority() { return LLJoint::MEDIUM_PRIORITY; }

	virtual LLMotionBlendType getBlendType() { return ADDITIVE_BLEND; }

	// run-time (post constructor) initialization,
	// called after parameters have been set
	// must return true to indicate success and be available for activation
	virtual LLMotionInitStatus onInitialize(LLCharacter *character);

	// called when a motion is activated
	// must return TRUE to indicate success, or else
	// it will be deactivated
	virtual BOOL onActivate();

	// called per time step
	// must return TRUE while it is active, and
	// must return FALSE when the motion is completed.
	virtual BOOL onUpdate(F32 time, U8* joint_mask);

	// called when a motion is deactivated
	virtual void onDeactivate();

protected:
	LLVector3 toLocal(const LLVector3 &world_vector);
	LLVector3 calculateVelocity_local(const F32 time_delta);
	LLVector3 calculateAcceleration_local(const LLVector3 &new_char_velocity_local_vec,
										  const F32 time_delta);
	F32 calculateTimeDelta();
private:
	//-------------------------------------------------------------------------
	// joint states to be animated
	//-------------------------------------------------------------------------
	LLPointer<LLJointState> mChestState;
	LLCharacter*		mCharacter;


	//-------------------------------------------------------------------------
	// miscellaneous parameters
	//-------------------------------------------------------------------------
	LLViewerVisualParam *mBreastParamsUser[3];
	LLViewerVisualParam *mBreastParamsDriven[3];
	LLVector3           mBreastParamsMin;
	LLVector3           mBreastParamsMax;

	LLVector3           mCharLastPosition_world_pt; // Last position of the avatar
	LLVector3			mCharLastVelocity_local_vec; // How fast the character is moving
	LLVector3           mCharLastAcceleration_local_vec; // Change in character velocity

	LLVector3           mBreastLastPosition_local_pt; // Last parameters for breast
	LLVector3           mBreastVelocity_local_vec; // How fast the breast params are moving
	LLVector3           mBreastLastUpdatePosition_local_pt; // Last parameters when visual update was sent


	F32 mBreastMassParam;
	F32 mBreastGravityParam;
	U32 mBreastSmoothingParam;

	LLVector3 mBreastSpringParam;
	LLVector3 mBreastDampingParam;
	LLVector3 mBreastGainParam;
	LLVector3 mBreastMaxVelocityParam;
	LLVector3 mBreastDragParam;

	LLFrameTimer	mTimer;
	F32             mLastTime;
	
	U32            mFileTicks;
};

#endif // LL_LLBREASTMOTION_H