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Diffstat (limited to 'indra/newview/llvotree.h')
| -rw-r--r-- | indra/newview/llvotree.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/indra/newview/llvotree.h b/indra/newview/llvotree.h new file mode 100644 index 0000000000..f962516803 --- /dev/null +++ b/indra/newview/llvotree.h @@ -0,0 +1,118 @@ +/** + * @file llvotree.h + * @brief LLVOTree class header file + * + * Copyright (c) 2002-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +#ifndef LL_LLVOTREE_H +#define LL_LLVOTREE_H + +#include "llviewerobject.h" +#include "lldarray.h" +#include "xform.h" + +class LLFace; +class LLDrawPool; + + +class LLVOTree : public LLViewerObject +{ +public: + LLVOTree(const LLUUID &id, const LLPCode pcode, LLViewerRegion *regionp); + virtual ~LLVOTree(); + + // Initialize data that's only inited once per class. + static void initClass(); + static void cleanupClass(); + + /*virtual*/ U32 processUpdateMessage(LLMessageSystem *mesgsys, + void **user_data, + U32 block_num, const EObjectUpdateType update_type, + LLDataPacker *dp); + /*virtual*/ BOOL idleUpdate(LLAgent &agent, LLWorld &world, const F64 &time); + + // Graphical stuff for objects - maybe broken out into render class later? + /*virtual*/ void render(LLAgent &agent); + /*virtual*/ void setPixelAreaAndAngle(LLAgent &agent); + /*virtual*/ void updateTextures(LLAgent &agent); + + /*virtual*/ LLDrawable* createDrawable(LLPipeline *pipeline); + /*virtual*/ BOOL updateGeometry(LLDrawable *drawable); + + void updateRadius(); + + void drawBranchPipeline(LLDrawPool *draw_pool, S32 trunk_LOD, S32 stop_level, U16 depth, U16 trunk_depth, F32 scale, F32 twist, F32 droop, F32 branches, F32 alpha); + + void drawBranch(S32 stop_level, U16 depth, U16 trunk_depth, F32 scale, F32 twist, F32 droop, F32 branches, F32 alpha, BOOL draw_leaves); + + static S32 sMaxTreeSpecies; + + struct TreeSpeciesData + { + LLUUID mTextureID; + + F32 mBranchLength; // Scale (length) of tree branches + F32 mDroop; // Droop from vertical (degrees) at each branch recursion + F32 mTwist; // Twist + F32 mBranches; // Number of branches emitted at each recursion level + U8 mDepth; // Number of recursions to tips of branches + F32 mScaleStep; // Multiplier for scale at each recursion level + U8 mTrunkDepth; + + F32 mLeafScale; // Scales leaf texture when rendering + F32 mTrunkLength; // Scales branch diameters when rendering + F32 mBillboardScale; // Scales the billboard representation + F32 mBillboardRatio; // Height to width aspect ratio + F32 mTrunkAspect; + F32 mBranchAspect; + F32 mRandomLeafRotate; + F32 mNoiseScale; // Scaling of noise function in perlin space (norm = 1.0) + F32 mNoiseMag; // amount of perlin noise to deform by (0 = none) + F32 mTaper; // amount of perlin noise to deform by (0 = none) + F32 mRepeatTrunkZ; // Times to repeat the trunk texture vertically along trunk + }; + + static F32 sTreeFactor; // Tree level of detail factor + + friend class LLDrawPoolTree; +protected: + LLVector3 mTrunkBend; // Accumulated wind (used for blowing trees) + LLVector3 mTrunkVel; // + LLVector3 mWind; + + LLPointer<LLViewerImage> mTreeImagep; // Pointer to proper tree image + + U8 mSpecies; // Species of tree + F32 mBranchLength; // Scale (length) of tree branches + F32 mTrunkLength; // Trunk length (first recursion) + F32 mDroop; // Droop from vertical (degrees) at each branch recursion + F32 mTwist; // Twist + F32 mBranches; // Number of branches emitted at each recursion level + U8 mDepth; // Number of recursions to tips of branches + F32 mScaleStep; // Multiplier for scale at each recursion level + U8 mTrunkDepth; + + F32 mLeafScale; // Scales leaf texture when rendering + + F32 mBillboardScale; // How big to draw the billboard? + F32 mBillboardRatio; // Height to width ratio of billboard + F32 mTrunkAspect; // Ratio between width/length of trunk + F32 mBranchAspect; // Ratio between width/length of branch + F32 mRandomLeafRotate; // How much to randomly rotate leaves about arbitrary axis + + U32 mFrameCount; + + typedef std::map<U32, TreeSpeciesData*> SpeciesMap; + static SpeciesMap sSpeciesTable; + + static S32 sLODIndexOffset[4]; + static S32 sLODIndexCount[4]; + static S32 sLODVertexOffset[4]; + static S32 sLODVertexCount[4]; + static S32 sLODSlices[4]; + static F32 sLODAngles[4]; +}; + +#endif |