llpolymorph.h
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- /**
- * @file llpolymorph.h
- * @brief Implementation of LLPolyMesh 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_LLPOLYMORPH_H
- #define LL_LLPOLYMORPH_H
- #include <string>
- #include <vector>
- #include "llviewervisualparam.h"
- class LLPolyMeshSharedData;
- class LLVOAvatar;
- class LLVector2;
- class LLViewerJointCollisionVolume;
- class LLWearable;
- //-----------------------------------------------------------------------------
- // LLPolyMorphData()
- //-----------------------------------------------------------------------------
- class LLPolyMorphData
- {
- public:
- LLPolyMorphData(const std::string& morph_name);
- ~LLPolyMorphData();
- BOOL loadBinary(LLFILE* fp, LLPolyMeshSharedData *mesh);
- const std::string& getName() { return mName; }
- public:
- std::string mName;
- // morphology
- U32 mNumIndices;
- U32* mVertexIndices;
- U32 mCurrentIndex;
- LLVector3* mCoords;
- LLVector3* mNormals;
- LLVector3* mBinormals;
- LLVector2* mTexCoords;
- F32 mTotalDistortion; // vertex distortion summed over entire morph
- F32 mMaxDistortion; // maximum single vertex distortion in a given morph
- LLVector3 mAvgDistortion; // average vertex distortion, to infer directionality of the morph
- LLPolyMeshSharedData* mMesh;
- };
- //-----------------------------------------------------------------------------
- // LLPolyVertexMask()
- //-----------------------------------------------------------------------------
- class LLPolyVertexMask
- {
- public:
- LLPolyVertexMask(LLPolyMorphData* morph_data);
- ~LLPolyVertexMask();
- void generateMask(U8 *maskData, S32 width, S32 height, S32 num_components, BOOL invert, LLVector4 *clothing_weights);
- F32* getMorphMaskWeights();
- protected:
- F32* mWeights;
- LLPolyMorphData *mMorphData;
- BOOL mWeightsGenerated;
- };
- //-----------------------------------------------------------------------------
- // LLPolyMorphTarget Data structs
- //-----------------------------------------------------------------------------
- struct LLPolyVolumeMorphInfo
- {
- LLPolyVolumeMorphInfo(std::string &name, LLVector3 &scale, LLVector3 &pos)
- : mName(name), mScale(scale), mPos(pos) {};
- std::string mName;
- LLVector3 mScale;
- LLVector3 mPos;
- };
- struct LLPolyVolumeMorph
- {
- LLPolyVolumeMorph(LLViewerJointCollisionVolume* volume, LLVector3 scale, LLVector3 pos)
- : mVolume(volume), mScale(scale), mPos(pos) {};
- LLViewerJointCollisionVolume* mVolume;
- LLVector3 mScale;
- LLVector3 mPos;
- };
- //-----------------------------------------------------------------------------
- // LLPolyMorphTargetInfo
- // Shared information for LLPolyMorphTargets
- //-----------------------------------------------------------------------------
- class LLPolyMorphTargetInfo : public LLViewerVisualParamInfo
- {
- friend class LLPolyMorphTarget;
- public:
- LLPolyMorphTargetInfo();
- /*virtual*/ ~LLPolyMorphTargetInfo() {};
-
- /*virtual*/ BOOL parseXml(LLXmlTreeNode* node);
- protected:
- std::string mMorphName;
- BOOL mIsClothingMorph;
- typedef std::vector<LLPolyVolumeMorphInfo> volume_info_list_t;
- volume_info_list_t mVolumeInfoList;
- };
- //-----------------------------------------------------------------------------
- // LLPolyMorphTarget
- // A set of vertex data associated with morph target.
- // These morph targets must be topologically consistent with a given Polymesh
- // (share face sets)
- //-----------------------------------------------------------------------------
- class LLPolyMorphTarget : public LLViewerVisualParam
- {
- public:
- LLPolyMorphTarget(LLPolyMesh *poly_mesh);
- ~LLPolyMorphTarget();
- // Special: These functions are overridden by child classes
- LLPolyMorphTargetInfo* getInfo() const { return (LLPolyMorphTargetInfo*)mInfo; }
- // This sets mInfo and calls initialization functions
- BOOL setInfo(LLPolyMorphTargetInfo *info);
- /*virtual*/ LLViewerVisualParam* cloneParam(LLWearable* wearable) const;
- // LLVisualParam Virtual functions
- ///*virtual*/ BOOL parseData(LLXmlTreeNode* node);
- /*virtual*/ void apply( ESex sex );
-
- // 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);
- void applyMask(U8 *maskData, S32 width, S32 height, S32 num_components, BOOL invert);
- void addPendingMorphMask() { mNumMorphMasksPending++; }
- protected:
- LLPolyMorphData* mMorphData;
- LLPolyMesh* mMesh;
- LLPolyVertexMask * mVertMask;
- ESex mLastSex;
- // number of morph masks that haven't been generated, must be 0 before this morph is applied
- BOOL mNumMorphMasksPending;
- typedef std::vector<LLPolyVolumeMorph> volume_list_t;
- volume_list_t mVolumeMorphs;
- };
- #endif // LL_LLPOLYMORPH_H