llcharacter.h
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- /**
- * @file llcharacter.h
- * @brief Implementation of LLCharacter 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_LLCHARACTER_H
- #define LL_LLCHARACTER_H
- //-----------------------------------------------------------------------------
- // Header Files
- //-----------------------------------------------------------------------------
- #include <string>
- #include "lljoint.h"
- #include "llmotioncontroller.h"
- #include "llvisualparam.h"
- #include "string_table.h"
- #include "llpointer.h"
- #include "llthread.h"
- class LLPolyMesh;
- class LLPauseRequestHandle : public LLThreadSafeRefCount
- {
- public:
- LLPauseRequestHandle() {};
- };
- typedef LLPointer<LLPauseRequestHandle> LLAnimPauseRequest;
- //-----------------------------------------------------------------------------
- // class LLCharacter
- //-----------------------------------------------------------------------------
- class LLCharacter
- {
- public:
- // Constructor
- LLCharacter();
- // Destructor
- virtual ~LLCharacter();
- //-------------------------------------------------------------------------
- // LLCharacter Interface
- // These functions must be implemented by subclasses.
- //-------------------------------------------------------------------------
- // get the prefix to be used to lookup motion data files
- // from the viewer data directory
- virtual const char *getAnimationPrefix() = 0;
- // get the root joint of the character
- virtual LLJoint *getRootJoint() = 0;
- // get the specified joint
- // default implementation does recursive search,
- // subclasses may optimize/cache results.
- virtual LLJoint *getJoint( const std::string &name );
- // get the position of the character
- virtual LLVector3 getCharacterPosition() = 0;
- // get the rotation of the character
- virtual LLQuaternion getCharacterRotation() = 0;
- // get the velocity of the character
- virtual LLVector3 getCharacterVelocity() = 0;
- // get the angular velocity of the character
- virtual LLVector3 getCharacterAngularVelocity() = 0;
- // get the height & normal of the ground under a point
- virtual void getGround(const LLVector3 &inPos, LLVector3 &outPos, LLVector3 &outNorm) = 0;
- // allocate an array of joints for the character skeleton
- // this must be overloaded to support joint subclasses,
- // and is called implicitly from buildSkeleton().
- // Note this must handle reallocation as it will be called
- // each time buildSkeleton() is called.
- virtual BOOL allocateCharacterJoints( U32 num ) = 0;
- // skeleton joint accessor to support joint subclasses
- virtual LLJoint *getCharacterJoint( U32 i ) = 0;
- // get the physics time dilation for the simulator
- virtual F32 getTimeDilation() = 0;
- // gets current pixel area of this character
- virtual F32 getPixelArea() const = 0;
- // gets the head mesh of the character
- virtual LLPolyMesh* getHeadMesh() = 0;
- // gets the upper body mesh of the character
- virtual LLPolyMesh* getUpperBodyMesh() = 0;
- // gets global coordinates from agent local coordinates
- virtual LLVector3d getPosGlobalFromAgent(const LLVector3 &position) = 0;
- // gets agent local coordinates from global coordinates
- virtual LLVector3 getPosAgentFromGlobal(const LLVector3d &position) = 0;
- // updates all visual parameters for this character
- virtual void updateVisualParams();
- virtual void addDebugText( const std::string& text ) = 0;
- virtual const LLUUID& getID() = 0;
- //-------------------------------------------------------------------------
- // End Interface
- //-------------------------------------------------------------------------
- // registers a motion with the character
- // returns true if successfull
- BOOL registerMotion( const LLUUID& id, LLMotionConstructor create );
- void removeMotion( const LLUUID& id );
- // returns an instance of a registered motion, creating one if necessary
- LLMotion* createMotion( const LLUUID &id );
- // returns an existing instance of a registered motion
- LLMotion* findMotion( const LLUUID &id );
-
- // start a motion
- // returns true if successful, false if an error occurred
- virtual BOOL startMotion( const LLUUID& id, F32 start_offset = 0.f);
- // stop a motion
- virtual BOOL stopMotion( const LLUUID& id, BOOL stop_immediate = FALSE );
- // is this motion active?
- BOOL isMotionActive( const LLUUID& id );
- // Event handler for motion deactivation.
- // Called when a motion has completely stopped and has been deactivated.
- // Subclasses may optionally override this.
- // The default implementation does nothing.
- virtual void requestStopMotion( LLMotion* motion );
-
- // periodic update function, steps the motion controller
- enum e_update_t { NORMAL_UPDATE, HIDDEN_UPDATE, FORCE_UPDATE };
- void updateMotions(e_update_t update_type);
- LLAnimPauseRequest requestPause();
- BOOL areAnimationsPaused() const { return mMotionController.isPaused(); }
- void setAnimTimeFactor(F32 factor) { mMotionController.setTimeFactor(factor); }
- void setTimeStep(F32 time_step) { mMotionController.setTimeStep(time_step); }
- LLMotionController& getMotionController() { return mMotionController; }
-
- // Releases all motion instances which should result in
- // no cached references to character joint data. This is
- // useful if a character wants to rebuild it's skeleton.
- virtual void flushAllMotions();
-
- // Flush only wipes active animations.
- virtual void deactivateAllMotions();
- // dumps information for debugging
- virtual void dumpCharacter( LLJoint *joint = NULL );
- virtual F32 getPreferredPelvisHeight() { return mPreferredPelvisHeight; }
- virtual LLVector3 getVolumePos(S32 joint_index, LLVector3& volume_offset) { return LLVector3::zero; }
-
- virtual LLJoint* findCollisionVolume(U32 volume_id) { return NULL; }
- virtual S32 getCollisionVolumeID(std::string &name) { return -1; }
- void setAnimationData(std::string name, void *data);
-
- void *getAnimationData(std::string name);
- void removeAnimationData(std::string name);
-
- void addVisualParam(LLVisualParam *param);
- void addSharedVisualParam(LLVisualParam *param);
- virtual BOOL setVisualParamWeight(LLVisualParam *which_param, F32 weight, BOOL upload_bake = FALSE );
- virtual BOOL setVisualParamWeight(const char* param_name, F32 weight, BOOL upload_bake = FALSE );
- virtual BOOL setVisualParamWeight(S32 index, F32 weight, BOOL upload_bake = FALSE );
- // get visual param weight by param or name
- F32 getVisualParamWeight(LLVisualParam *distortion);
- F32 getVisualParamWeight(const char* param_name);
- F32 getVisualParamWeight(S32 index);
- // set all morph weights to 0
- void clearVisualParamWeights();
- // see if all the weights are default
- BOOL visualParamWeightsAreDefault();
- // visual parameter accessors
- LLVisualParam* getFirstVisualParam()
- {
- mCurIterator = mVisualParamIndexMap.begin();
- return getNextVisualParam();
- }
- LLVisualParam* getNextVisualParam()
- {
- if (mCurIterator == mVisualParamIndexMap.end())
- return 0;
- return (mCurIterator++)->second;
- }
- LLVisualParam* getVisualParam(S32 id) const
- {
- visual_param_index_map_t::const_iterator iter = mVisualParamIndexMap.find(id);
- return (iter == mVisualParamIndexMap.end()) ? 0 : iter->second;
- }
- S32 getVisualParamID(LLVisualParam *id)
- {
- visual_param_index_map_t::iterator iter;
- for (iter = mVisualParamIndexMap.begin(); iter != mVisualParamIndexMap.end(); iter++)
- {
- if (iter->second == id)
- return iter->first;
- }
- return 0;
- }
- S32 getVisualParamCount() const { return (S32)mVisualParamIndexMap.size(); }
- LLVisualParam* getVisualParam(const char *name);
- ESex getSex() const { return mSex; }
- void setSex( ESex sex ) { mSex = sex; }
- U32 getAppearanceSerialNum() const { return mAppearanceSerialNum; }
- void setAppearanceSerialNum( U32 num ) { mAppearanceSerialNum = num; }
-
- U32 getSkeletonSerialNum() const { return mSkeletonSerialNum; }
- void setSkeletonSerialNum( U32 num ) { mSkeletonSerialNum = num; }
- static std::vector< LLCharacter* > sInstances;
- protected:
- LLMotionController mMotionController;
- typedef std::map<std::string, void *> animation_data_map_t;
- animation_data_map_t mAnimationData;
- F32 mPreferredPelvisHeight;
- ESex mSex;
- U32 mAppearanceSerialNum;
- U32 mSkeletonSerialNum;
- LLAnimPauseRequest mPauseRequest;
- private:
- // visual parameter stuff
- typedef std::map<S32, LLVisualParam *> visual_param_index_map_t;
- typedef std::map<char *, LLVisualParam *> visual_param_name_map_t;
- visual_param_index_map_t::iterator mCurIterator;
- visual_param_index_map_t mVisualParamIndexMap;
- visual_param_name_map_t mVisualParamNameMap;
- static LLStringTable sVisualParamNames;
- };
- #endif // LL_LLCHARACTER_H