121 lines
4.1 KiB
C++
121 lines
4.1 KiB
C++
/**
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* @file lldriverparam.h
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* @brief A visual parameter that drives (controls) other visual parameters.
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*
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* $LicenseInfo:firstyear=2002&license=viewergpl$
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*
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* Copyright (c) 2002-2009, Linden Research, Inc.
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*
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* Second Life Viewer Source Code
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* The source code in this file ("Source Code") is provided by Linden Lab
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* to you under the terms of the GNU General Public License, version 2.0
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* ("GPL"), unless you have obtained a separate licensing agreement
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* ("Other License"), formally executed by you and Linden Lab. Terms of
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* the GPL can be found in doc/GPL-license.txt in this distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
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*
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* There are special exceptions to the terms and conditions of the GPL as
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* it is applied to this Source Code. View the full text of the exception
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* in the file doc/FLOSS-exception.txt in this software distribution, or
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* online at
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* http://secondlifegrid.net/programs/open_source/licensing/flossexception
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*
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* By copying, modifying or distributing this software, you acknowledge
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* that you have read and understood your obligations described above,
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* and agree to abide by those obligations.
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*
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* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
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* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
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* COMPLETENESS OR PERFORMANCE.
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* $/LicenseInfo$
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*/
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#ifndef LL_LLDRIVERPARAM_H
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#define LL_LLDRIVERPARAM_H
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#include "llviewervisualparam.h"
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class LLPhysicsMotion;
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class LLVOAvatar;
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//-----------------------------------------------------------------------------
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struct LLDrivenEntryInfo
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{
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LLDrivenEntryInfo( S32 id, F32 min1, F32 max1, F32 max2, F32 min2 )
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: mDrivenID( id ), mMin1( min1 ), mMax1( max1 ), mMax2( max2 ), mMin2( min2 ) {}
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S32 mDrivenID;
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F32 mMin1;
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F32 mMax1;
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F32 mMax2;
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F32 mMin2;
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};
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struct LLDrivenEntry
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{
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LLDrivenEntry( LLViewerVisualParam* param, LLDrivenEntryInfo *info )
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: mParam( param ), mInfo( info ) {}
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LLViewerVisualParam* mParam;
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LLDrivenEntryInfo* mInfo;
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};
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//-----------------------------------------------------------------------------
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class LLDriverParamInfo : public LLViewerVisualParamInfo
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{
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friend class LLDriverParam;
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public:
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LLDriverParamInfo();
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/*virtual*/ ~LLDriverParamInfo() {};
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/*virtual*/ BOOL parseXml(LLXmlTreeNode* node);
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protected:
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typedef std::deque<LLDrivenEntryInfo> entry_info_list_t;
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entry_info_list_t mDrivenInfoList;
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};
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//-----------------------------------------------------------------------------
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class LLDriverParam : public LLViewerVisualParam
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{
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friend class LLPhysicsMotion; // physics motion needs to access driven params directly.
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public:
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LLDriverParam(LLVOAvatar *avatarp);
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~LLDriverParam();
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// Special: These functions are overridden by child classes
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LLDriverParamInfo* getInfo() const { return (LLDriverParamInfo*)mInfo; }
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// This sets mInfo and calls initialization functions
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BOOL setInfo(LLDriverParamInfo *info);
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// LLVisualParam Virtual functions
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///*virtual*/ BOOL parseData(LLXmlTreeNode* node);
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/*virtual*/ void apply( ESex sex ) {} // apply is called separately for each driven param.
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/*virtual*/ void setWeight(F32 weight, BOOL upload_bake);
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/*virtual*/ void setAnimationTarget( F32 target_value, BOOL upload_bake );
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/*virtual*/ void stopAnimating(BOOL upload_bake);
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// LLViewerVisualParam Virtual functions
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/*virtual*/ F32 getTotalDistortion();
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/*virtual*/ const LLVector3& getAvgDistortion();
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/*virtual*/ F32 getMaxDistortion();
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/*virtual*/ LLVector3 getVertexDistortion(S32 index, LLPolyMesh *poly_mesh);
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/*virtual*/ const LLVector3* getFirstDistortion(U32 *index, LLPolyMesh **poly_mesh);
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/*virtual*/ const LLVector3* getNextDistortion(U32 *index, LLPolyMesh **poly_mesh);
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protected:
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F32 getDrivenWeight(const LLDrivenEntry* driven, F32 input_weight);
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void setDrivenWeight(LLDrivenEntry *driven, F32 driven_weight, bool upload_bake);
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LLVector3 mDefaultVec; // temp holder
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typedef std::vector<LLDrivenEntry> entry_list_t;
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entry_list_t mDriven;
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LLViewerVisualParam* mCurrentDistortionParam;
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// Backlink only; don't make this an LLPointer.
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LLVOAvatar* mAvatarp;
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};
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#endif // LL_LLDRIVERPARAM_H
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