summaryrefslogtreecommitdiff
path: root/indra/llcharacter/lltargetingmotion.h
blob: 7a3f5566aca24b8ed30316df6dceede72d19c2bc (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
/**
 * @file lltargetingmotion.h
 * @brief Implementation of LLTargetingMotion class.
 *
 * $LicenseInfo:firstyear=2002&license=viewerlgpl$
 * 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_LLTARGETINGMOTION_H
#define LL_LLTARGETINGMOTION_H

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

#define TARGETING_EASEIN_DURATION   0.3f
#define TARGETING_EASEOUT_DURATION 0.5f
#define TARGETING_PRIORITY LLJoint::HIGH_PRIORITY
#define MIN_REQUIRED_PIXEL_AREA_TARGETING 1000.f;


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

    // Destructor
    virtual ~LLTargetingMotion();

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 LLTargetingMotion(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 TARGETING_EASEIN_DURATION; }

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

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

    virtual LLMotionBlendType getBlendType() { return ADDITIVE_BLEND; }

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

    // 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();

public:

    LLCharacter         *mCharacter;
    LLPointer<LLJointState> mTorsoState;
    LLJoint*            mPelvisJoint;
    LLJoint*            mTorsoJoint;
    LLJoint*            mRightHandJoint;
};

#endif // LL_LLTARGETINGMOTION_H