/** * @file lldriverparam.h * @brief A visual parameter that drives (controls) other visual parameters. * * $LicenseInfo:firstyear=2002&license=viewerlgpl$ * 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_LLDRIVERPARAM_H #define LL_LLDRIVERPARAM_H #include "llviewervisualparam.h" #include "llwearabletype.h" class LLPhysicsMotion; class LLVOAvatar; class LLWearable; //----------------------------------------------------------------------------- struct LLDrivenEntryInfo { LLDrivenEntryInfo( S32 id, F32 min1, F32 max1, F32 max2, F32 min2 ) : mDrivenID( id ), mMin1( min1 ), mMax1( max1 ), mMax2( max2 ), mMin2( min2 ) {} S32 mDrivenID; F32 mMin1; F32 mMax1; F32 mMax2; F32 mMin2; }; struct LLDrivenEntry { LLDrivenEntry( LLViewerVisualParam* param, LLDrivenEntryInfo *info ) : mParam( param ), mInfo( info ) {} LLViewerVisualParam* mParam; LLDrivenEntryInfo* mInfo; }; //----------------------------------------------------------------------------- class LLDriverParamInfo : public LLViewerVisualParamInfo { friend class LLDriverParam; public: LLDriverParamInfo(); /*virtual*/ ~LLDriverParamInfo() {}; /*virtual*/ BOOL parseXml(LLXmlTreeNode* node); /*virtual*/ void toStream(std::ostream &out); protected: typedef std::deque<LLDrivenEntryInfo> entry_info_list_t; entry_info_list_t mDrivenInfoList; }; //----------------------------------------------------------------------------- class LLDriverParam : public LLViewerVisualParam { friend class LLPhysicsMotion; // physics motion needs to access driven params directly. public: LLDriverParam(LLVOAvatar *avatarp); LLDriverParam(LLWearable *wearablep); ~LLDriverParam(); // Special: These functions are overridden by child classes LLDriverParamInfo* getInfo() const { return (LLDriverParamInfo*)mInfo; } // This sets mInfo and calls initialization functions BOOL setInfo(LLDriverParamInfo *info); void setWearable(LLWearable *wearablep); void setAvatar(LLVOAvatar *avatarp); void updateCrossDrivenParams(LLWearableType::EType driven_type); /*virtual*/ LLViewerVisualParam* cloneParam(LLWearable* wearable) const; // LLVisualParam Virtual functions ///*virtual*/ BOOL parseData(LLXmlTreeNode* node); /*virtual*/ void apply( ESex sex ) {} // apply is called separately for each driven param. /*virtual*/ void setWeight(F32 weight, BOOL upload_bake); /*virtual*/ void setAnimationTarget( F32 target_value, BOOL upload_bake ); /*virtual*/ void stopAnimating(BOOL upload_bake); /*virtual*/ BOOL linkDrivenParams(visual_param_mapper mapper, BOOL only_cross_params); /*virtual*/ void resetDrivenParams(); // LLViewerVisualParam Virtual functions /*virtual*/ F32 getTotalDistortion(); /*virtual*/ const LLVector3& getAvgDistortion(); /*virtual*/ F32 getMaxDistortion(); /*virtual*/ LLVector3 getVertexDistortion(S32 index, LLPolyMesh *poly_mesh); /*virtual*/ const LLVector3* getFirstDistortion(U32 *index, LLPolyMesh **poly_mesh); /*virtual*/ const LLVector3* getNextDistortion(U32 *index, LLPolyMesh **poly_mesh); protected: F32 getDrivenWeight(const LLDrivenEntry* driven, F32 input_weight); void setDrivenWeight(LLDrivenEntry *driven, F32 driven_weight, bool upload_bake); LLVector3 mDefaultVec; // temp holder typedef std::vector<LLDrivenEntry> entry_list_t; entry_list_t mDriven; LLViewerVisualParam* mCurrentDistortionParam; // Backlink only; don't make this an LLPointer. LLVOAvatar* mAvatarp; LLWearable* mWearablep; }; #endif // LL_LLDRIVERPARAM_H