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Diffstat (limited to 'indra/llappearance/lldriverparam.h')
| -rw-r--r-- | indra/llappearance/lldriverparam.h | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/indra/llappearance/lldriverparam.h b/indra/llappearance/lldriverparam.h new file mode 100644 index 0000000000..040c9cf5be --- /dev/null +++ b/indra/llappearance/lldriverparam.h @@ -0,0 +1,144 @@ +/** + * @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 LLAvatarAppearance; +class LLDriverParam; +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; + LLDriverParam* mDriverParam; // backpointer +}; + +//----------------------------------------------------------------------------- + +LL_ALIGN_PREFIX(16) +class LLDriverParam : public LLViewerVisualParam +{ +private: + // Hide the default constructor. Force construction with LLAvatarAppearance. + LLDriverParam() {} +public: + LLDriverParam(LLAvatarAppearance *appearance, LLWearable* wearable = NULL); + ~LLDriverParam(); + + void* operator new(size_t size) + { + return ll_aligned_malloc_16(size); + } + + void operator delete(void* ptr) + { + ll_aligned_free_16(ptr); + } + + // 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); + + LLAvatarAppearance* getAvatarAppearance() { return mAvatarAppearance; } + const LLAvatarAppearance* getAvatarAppearance() const { return mAvatarAppearance; } + + void updateCrossDrivenParams(LLWearableType::EType driven_type); + + /*virtual*/ LLViewerVisualParam* cloneParam(LLWearable* wearable) const; + + // LLVisualParam Virtual functions + /*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 LLVector4a& getAvgDistortion(); + /*virtual*/ F32 getMaxDistortion(); + /*virtual*/ LLVector4a getVertexDistortion(S32 index, LLPolyMesh *poly_mesh); + /*virtual*/ const LLVector4a* getFirstDistortion(U32 *index, LLPolyMesh **poly_mesh); + /*virtual*/ const LLVector4a* getNextDistortion(U32 *index, LLPolyMesh **poly_mesh); + + S32 getDrivenParamsCount() const; + const LLViewerVisualParam* getDrivenParam(S32 index) const; + +protected: + F32 getDrivenWeight(const LLDrivenEntry* driven, F32 input_weight); + void setDrivenWeight(LLDrivenEntry *driven, F32 driven_weight, bool upload_bake); + + + LL_ALIGN_16(LLVector4a mDefaultVec); // temp holder + typedef std::vector<LLDrivenEntry> entry_list_t; + entry_list_t mDriven; + LLViewerVisualParam* mCurrentDistortionParam; + // Backlink only; don't make this an LLPointer. + LLAvatarAppearance* mAvatarAppearance; + LLWearable* mWearablep; +} LL_ALIGN_POSTFIX(16); + +#endif // LL_LLDRIVERPARAM_H |