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/**
* @file llkeyframemotionparam.h
* @brief Implementation of LLKeframeMotionParam class.
*
* $LicenseInfo:firstyear=2002&license=viewergpl$
*
* Copyright (c) 2002-2009, 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://secondlifegrid.net/programs/open_source/licensing/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://secondlifegrid.net/programs/open_source/licensing/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_LLKEYFRAMEMOTIONPARAM_H
#define LL_LLKEYFRAMEMOTIONPARAM_H
//-----------------------------------------------------------------------------
// Header files
//-----------------------------------------------------------------------------
#include <string>
#include "llmotion.h"
#include "lljointstate.h"
#include "v3math.h"
#include "llquaternion.h"
#include "linked_lists.h"
#include "llkeyframemotion.h"
//-----------------------------------------------------------------------------
// class LLKeyframeMotionParam
//-----------------------------------------------------------------------------
class LLKeyframeMotionParam :
public LLMotion
{
public:
// Constructor
LLKeyframeMotionParam(const LLUUID &id);
// Destructor
virtual ~LLKeyframeMotionParam();
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 LLKeyframeMotionParam(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 mDuration;
}
// motions must report their "ease in" duration
virtual F32 getEaseInDuration() {
return mEaseInDuration;
}
// motions must report their "ease out" duration.
virtual F32 getEaseOutDuration() {
return mEaseOutDuration;
}
// motions must report their priority
virtual LLJoint::JointPriority getPriority() {
return mPriority;
}
virtual LLMotionBlendType getBlendType() { return NORMAL_BLEND; }
// called to determine when a motion should be activated/deactivated based on avatar pixel coverage
virtual F32 getMinPixelArea() { return MIN_REQUIRED_PIXEL_AREA_KEYFRAME; }
// 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();
virtual LLPose* getPose() { return mPoseBlender.getBlendedPose();}
protected:
//-------------------------------------------------------------------------
// new functions defined by this subclass
//-------------------------------------------------------------------------
struct ParameterizedMotion
{
ParameterizedMotion(LLMotion* motion, F32 param) : mMotion(motion), mParam(param) {}
LLMotion* mMotion;
F32 mParam;
};
// add a motion and associated parameter triplet
BOOL addKeyframeMotion(char *name, const LLUUID &id, char *param, F32 value);
// set default motion for LOD and retrieving blend constants
void setDefaultKeyframeMotion(char *);
BOOL loadMotions();
protected:
//-------------------------------------------------------------------------
// Member Data
//-------------------------------------------------------------------------
struct compare_motions
{
bool operator() (const ParameterizedMotion& a, const ParameterizedMotion& b) const
{
if (a.mParam != b.mParam)
return (a.mParam < b.mParam);
else
return a.mMotion < b.mMotion;
}
};
typedef std::set < ParameterizedMotion, compare_motions > motion_list_t;
typedef std::map <std::string, motion_list_t > motion_map_t;
motion_map_t mParameterizedMotions;
LLMotion* mDefaultKeyframeMotion;
LLCharacter* mCharacter;
LLPoseBlender mPoseBlender;
F32 mEaseInDuration;
F32 mEaseOutDuration;
F32 mDuration;
LLJoint::JointPriority mPriority;
LLUUID mTransactionID;
};
#endif // LL_LLKEYFRAMEMOTIONPARAM_H
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