llmaterialtable.h
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- /**
- * @file llmaterialtable.h
- * @brief Table of material information for the viewer UI
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * 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_LLMATERIALTABLE_H
- #define LL_LLMATERIALTABLE_H
- #include "lluuid.h"
- #include "llstring.h"
- #include <list>
- class LLMaterialInfo;
- const U32 LLMATERIAL_INFO_NAME_LENGTH = 256;
- // We've moved toward more reasonable mass values for the Havok4 engine.
- // The LEGACY_DEFAULT_OBJECT_DENSITY is used to maintain support for
- // legacy scripts code (llGetMass()) and script energy consumption.
- const F32 DEFAULT_OBJECT_DENSITY = 1000.0f; // per m^3
- const F32 LEGACY_DEFAULT_OBJECT_DENSITY = 10.0f;
- // Avatars density depends on the collision shape used. The approximate
- // legacy volumes of avatars are:
- // Body_Length Body_Width Body_Fat Leg_Length Volume(m^3)
- // -------------------------------------------------------
- // min | min | min | min | 0.123 |
- // max | max | max | max | 0.208 |
- //
- // Either the avatar shape must be tweaked to match those volumes
- // or the DEFAULT_AVATAR_DENSITY must be adjusted to achieve the
- // legacy mass.
- //
- // The current density appears to be low because the mass and
- // inertia are computed as if the avatar were a cylinder which
- // has more volume than the actual collision shape of the avatar.
- // See the physics engine mass properties code for more info.
- const F32 DEFAULT_AVATAR_DENSITY = 445.3f; // was 444.24f;
- class LLMaterialTable
- {
- public:
- static const F32 FRICTION_MIN;
- static const F32 FRICTION_GLASS;
- static const F32 FRICTION_LIGHT;
- static const F32 FRICTION_METAL;
- static const F32 FRICTION_PLASTIC;
- static const F32 FRICTION_WOOD;
- static const F32 FRICTION_LAND;
- static const F32 FRICTION_STONE;
- static const F32 FRICTION_FLESH;
- static const F32 FRICTION_RUBBER;
- static const F32 FRICTION_MAX;
- static const F32 RESTITUTION_MIN;
- static const F32 RESTITUTION_LAND;
- static const F32 RESTITUTION_FLESH;
- static const F32 RESTITUTION_STONE;
- static const F32 RESTITUTION_METAL;
- static const F32 RESTITUTION_WOOD;
- static const F32 RESTITUTION_GLASS;
- static const F32 RESTITUTION_PLASTIC;
- static const F32 RESTITUTION_LIGHT;
- static const F32 RESTITUTION_RUBBER;
- static const F32 RESTITUTION_MAX;
- typedef std::list<LLMaterialInfo*> info_list_t;
- info_list_t mMaterialInfoList;
- LLUUID *mCollisionSoundMatrix;
- LLUUID *mSlidingSoundMatrix;
- LLUUID *mRollingSoundMatrix;
- static const F32 DEFAULT_FRICTION;
- static const F32 DEFAULT_RESTITUTION;
- public:
- LLMaterialTable();
- LLMaterialTable(U8); // cheat with an overloaded constructor to build our basic table
- ~LLMaterialTable();
- void initBasicTable();
- void initTableTransNames(std::map<std::string, std::string> namemap);
-
- BOOL add(U8 mcode, const std::string& name, const LLUUID &uuid);
- BOOL addCollisionSound(U8 mcode, U8 mcode2, const LLUUID &uuid);
- BOOL addSlidingSound(U8 mcode, U8 mcode2, const LLUUID &uuid);
- BOOL addRollingSound(U8 mcode, U8 mcode2, const LLUUID &uuid);
- BOOL addShatterSound(U8 mcode, const LLUUID &uuid);
- BOOL addDensity(U8 mcode, const F32 &density);
- BOOL addFriction(U8 mcode, const F32 &friction);
- BOOL addRestitution(U8 mcode, const F32 &restitution);
- BOOL addDamageAndEnergy(U8 mcode, const F32 &hp_mod, const F32 &damage_mod, const F32 &ep_mod);
- LLUUID getDefaultTextureID(const std::string& name); // LLUUID::null if not found
- LLUUID getDefaultTextureID(U8 mcode); // LLUUID::null if not found
- U8 getMCode(const std::string& name); // 0 if not found
- std::string getName(U8 mcode);
- F32 getDensity(U8 mcode); // kg/m^3, 0 if not found
- F32 getFriction(U8 mcode); // physics values
- F32 getRestitution(U8 mcode); // physics values
- F32 getHPMod(U8 mcode);
- F32 getDamageMod(U8 mcode);
- F32 getEPMod(U8 mcode);
- LLUUID getCollisionSoundUUID(U8 mcode, U8 mcode2);
- LLUUID getSlidingSoundUUID(U8 mcode, U8 mcode2);
- LLUUID getRollingSoundUUID(U8 mcode, U8 mcode2);
- LLUUID getShatterSoundUUID(U8 mcode); // LLUUID::null if not found
- LLUUID getGroundCollisionSoundUUID(U8 mcode);
- LLUUID getGroundSlidingSoundUUID(U8 mcode);
- LLUUID getGroundRollingSoundUUID(U8 mcode);
- LLUUID getCollisionParticleUUID(U8 mcode, U8 mcode2);
- LLUUID getGroundCollisionParticleUUID(U8 mcode);
- static LLMaterialTable basic;
- };
- class LLMaterialInfo
- {
- public:
- U8 mMCode;
- std::string mName;
- LLUUID mDefaultTextureID;
- LLUUID mShatterSoundID;
- F32 mDensity; // kg/m^3
- F32 mFriction;
- F32 mRestitution;
- // damage and energy constants
- F32 mHPModifier; // modifier on mass based HP total
- F32 mDamageModifier; // modifier on KE based damage
- F32 mEPModifier; // modifier on mass based EP total
- LLMaterialInfo(U8 mcode, const std::string& name, const LLUUID &uuid)
- {
- init(mcode,name,uuid);
- };
- void init(U8 mcode, const std::string& name, const LLUUID &uuid)
- {
- mDensity = 1000.f; // default to 1000.0 (water)
- mFriction = LLMaterialTable::DEFAULT_FRICTION;
- mRestitution = LLMaterialTable::DEFAULT_RESTITUTION;
- mHPModifier = 1.f;
- mDamageModifier = 1.f;
- mEPModifier = 1.f;
- mMCode = mcode;
- mName = name;
- mDefaultTextureID = uuid;
- };
- ~LLMaterialInfo()
- {
- };
- };
- #endif