llpose.h
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- /**
- * @file llpose.h
- * @brief Implementation of LLPose class.
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * Copyright (c) 2001-2010, 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_LLPOSE_H
- #define LL_LLPOSE_H
- //-----------------------------------------------------------------------------
- // Header Files
- //-----------------------------------------------------------------------------
- #include "lljointstate.h"
- #include "lljoint.h"
- #include "llmap.h"
- #include "llpointer.h"
- #include <map>
- #include <string>
- //-----------------------------------------------------------------------------
- // class LLPose
- //-----------------------------------------------------------------------------
- class LLPose
- {
- friend class LLPoseBlender;
- protected:
- typedef std::map<std::string, LLPointer<LLJointState> > joint_map;
- typedef joint_map::iterator joint_map_iterator;
- typedef joint_map::value_type joint_map_value_type;
-
- joint_map mJointMap;
- F32 mWeight;
- joint_map_iterator mListIter;
- public:
- // Iterate through jointStates
- LLJointState* getFirstJointState();
- LLJointState* getNextJointState();
- LLJointState* findJointState(LLJoint *joint);
- LLJointState* findJointState(const std::string &name);
- public:
- // Constructor
- LLPose() : mWeight(0.f) {}
- // Destructor
- ~LLPose();
- // add a joint state in this pose
- BOOL addJointState(const LLPointer<LLJointState>& jointState);
- // remove a joint state from this pose
- BOOL removeJointState(const LLPointer<LLJointState>& jointState);
- // removes all joint states from this pose
- BOOL removeAllJointStates();
- // set weight for all joint states in this pose
- void setWeight(F32 weight);
- // get weight for this pose
- F32 getWeight() const;
- // returns number of joint states stored in this pose
- S32 getNumJointStates() const;
- };
- const S32 JSB_NUM_JOINT_STATES = 6;
- class LLJointStateBlender
- {
- protected:
- LLPointer<LLJointState> mJointStates[JSB_NUM_JOINT_STATES];
- S32 mPriorities[JSB_NUM_JOINT_STATES];
- BOOL mAdditiveBlends[JSB_NUM_JOINT_STATES];
- public:
- LLJointStateBlender();
- ~LLJointStateBlender();
- void blendJointStates(BOOL apply_now = TRUE);
- BOOL addJointState(const LLPointer<LLJointState>& joint_state, S32 priority, BOOL additive_blend);
- void interpolate(F32 u);
- void clear();
- void resetCachedJoint();
- public:
- LLJoint mJointCache;
- };
- class LLMotion;
- class LLPoseBlender
- {
- protected:
- typedef std::list<LLJointStateBlender*> blender_list_t;
- typedef std::map<LLJoint*,LLJointStateBlender*> blender_map_t;
- blender_map_t mJointStateBlenderPool;
- blender_list_t mActiveBlenders;
- S32 mNextPoseSlot;
- LLPose mBlendedPose;
- public:
- // Constructor
- LLPoseBlender();
- // Destructor
- ~LLPoseBlender();
-
- // request motion joint states to be added to pose blender joint state records
- BOOL addMotion(LLMotion* motion);
- // blend all joint states and apply to skeleton
- void blendAndApply();
- // removes all joint state blenders from last time
- void clearBlenders();
- // blend all joint states and cache results
- void blendAndCache(BOOL reset_cached_joints);
- // interpolate all joints towards cached values
- void interpolate(F32 u);
- LLPose* getBlendedPose() { return &mBlendedPose; }
- };
- #endif // LL_LLPOSE_H