1 files changed, 150 insertions, 0 deletions

diff --git a/linden/indra/llcharacter/llvisualparam.h b/linden/indra/llcharacter/llvisualparam.h
new file mode 100644
index 0000000..74774b8
--- /dev/null
+++ b/linden/indra/llcharacter/llvisualparam.h
@@ -0,0 +1,150 @@
+/** 
+ * @file llvisualparam.h
+ * @brief Implementation of LLPolyMesh class.
+ *
+ * Copyright (c) 2001-2007, Linden Research, Inc.
+ * 
+ * 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://secondlife.com/developers/opensource/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://secondlife.com/developers/opensource/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.
+ */
+
+#ifndef LL_LLVisualParam_H
+#define LL_LLVisualParam_H
+
+#include "v3math.h"
+#include "llstring.h"
+#include "llxmltree.h"
+
+class LLPolyMesh;
+class LLXmlTreeNode;
+
+enum ESex
+{
+        SEX_FEMALE =    0x01,
+        SEX_MALE =              0x02,
+        SEX_BOTH =              0x03  // values chosen to allow use as a bit field.
+};
+
+enum EVisualParamGroup
+{
+        VISUAL_PARAM_GROUP_TWEAKABLE,
+        VISUAL_PARAM_GROUP_ANIMATABLE,
+        NUM_VISUAL_PARAM_GROUPS
+};
+
+const S32 MAX_TRANSMITTED_VISUAL_PARAMS = 255;
+
+//-----------------------------------------------------------------------------
+// LLVisualParamInfo
+// Contains shared data for VisualParams
+//-----------------------------------------------------------------------------
+class LLVisualParamInfo
+{
+        friend class LLVisualParam;
+public:
+        LLVisualParamInfo();
+        virtual ~LLVisualParamInfo() {};
+
+        virtual BOOL parseXml(LLXmlTreeNode *node);
+        
+protected:
+        S32                                     mID;                            // ID associated with VisualParam
+        
+        LLString                        mName;                          // name (for internal purposes)
+        LLString                        mDisplayName;           // name displayed to the user
+        LLString                        mMinName;                       // name associated with minimum value
+        LLString                        mMaxName;                       // name associated with maximum value
+        EVisualParamGroup       mGroup;                         // morph group for separating UI controls
+        F32                                     mMinWeight;                     // minimum weight that can be assigned to this morph target
+        F32                                     mMaxWeight;                     // maximum weight that can be assigned to this morph target
+        F32                                     mDefaultWeight;         
+        ESex                            mSex;                           // Which gender(s) this param applies to.
+};
+
+//-----------------------------------------------------------------------------
+// LLVisualParam
+// VIRTUAL CLASS
+// An interface class for a generalized parametric modification of the avatar mesh
+// Contains data that is specific to each Avatar
+//-----------------------------------------------------------------------------
+class LLVisualParam
+{
+public:
+        LLVisualParam();
+        virtual ~LLVisualParam();
+
+        // Special: These functions are overridden by child classes
+        // (They can not be virtual because they use specific derived Info classes)
+        LLVisualParamInfo*              getInfo() const { return mInfo; }
+        //   This sets mInfo and calls initialization functions
+        BOOL                                    setInfo(LLVisualParamInfo *info);
+
+        // Virtual functions
+        //  Pure virtuals
+        //virtual BOOL                  parseData( LLXmlTreeNode *node ) = 0;
+        virtual void                    apply( ESex avatar_sex ) = 0;
+        //  Default functions
+        virtual void                    setWeight(F32 weight, BOOL set_by_user);
+        virtual void                    setAnimationTarget( F32 target_value, BOOL set_by_user );
+        virtual void                    animate(F32 delta, BOOL set_by_user);
+        virtual void                    stopAnimating(BOOL set_by_user);
+
+        // Interface methods
+        const S32                               getID()                         { return mID; }
+        void                                    setID(S32 id)           { llassert(!mInfo); mID = id; }
+        
+        const LLString&                 getName() const                         { return mInfo->mName; }
+        const LLString&                 getDisplayName() const          { return mInfo->mDisplayName; }
+        const LLString&                 getMaxDisplayName() const       { return mInfo->mMaxName; }
+        const LLString&                 getMinDisplayName() const       { return mInfo->mMinName; }
+
+        void                                    setDisplayName(const char* s)    { mInfo->mDisplayName = s; }
+        void                                    setMaxDisplayName(const char* s) { mInfo->mMaxName = s; }
+        void                                    setMinDisplayName(const char* s) { mInfo->mMinName = s; }
+
+        const EVisualParamGroup getGroup()                      { return mInfo->mGroup; }
+        F32                                             getMinWeight()          { return mInfo->mMinWeight; }
+        F32                                             getMaxWeight()          { return mInfo->mMaxWeight; }
+        F32                                             getDefaultWeight()      { return mInfo->mDefaultWeight; }
+        ESex                                    getSex()                        { return mInfo->mSex; }
+
+        F32                                             getWeight()             { return mIsAnimating ? mTargetWeight : mCurWeight; }
+        F32                                             getCurrentWeight()      { return mCurWeight; }
+        F32                                             getLastWeight()         { return mLastWeight; }
+        BOOL                                    isAnimating()   { return mIsAnimating; }
+
+        LLVisualParam*                  getNextParam()          { return mNext; }
+        void                                    setNextParam( LLVisualParam *next );
+        
+        virtual void                    setAnimating(BOOL is_animating) { mIsAnimating = is_animating; }
+        BOOL                                    getAnimating() { return mIsAnimating; }
+
+protected:
+        F32                                     mCurWeight;                     // current weight
+        F32                                     mLastWeight;            // last weight
+        LLVisualParam*          mNext;                          // next param in a shared chain
+        F32                                     mTargetWeight;          // interpolation target
+        BOOL                            mIsAnimating;   // this value has been given an interpolation target
+
+        S32                                     mID;                            // id for storing weight/morphtarget compares compactly
+        LLVisualParamInfo       *mInfo;
+};
+
+#endif // LL_LLVisualParam_H