293 lines
9.6 KiB
C++
293 lines
9.6 KiB
C++
/**
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* @file llpathfindinglinksets.cpp
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* @author William Todd Stinson
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* @brief Definition of a pathfinding linkset that contains various properties required for havok pathfinding.
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*
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* $LicenseInfo:firstyear=2002&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#include "llviewerprecompiledheaders.h"
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#include "llpathfindinglinkset.h"
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#include "llsd.h"
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#include "v3math.h"
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#include "lluuid.h"
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#define LINKSET_NAME_FIELD "name"
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#define LINKSET_DESCRIPTION_FIELD "description"
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#define LINKSET_LAND_IMPACT_FIELD "landimpact"
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#define LINKSET_PERMANENT_FIELD "permanent"
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#define LINKSET_WALKABLE_FIELD "walkable"
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#define LINKSET_PHANTOM_FIELD "phantom"
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#define LINKSET_WALKABILITY_A_FIELD "A"
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#define LINKSET_WALKABILITY_B_FIELD "B"
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#define LINKSET_WALKABILITY_C_FIELD "C"
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#define LINKSET_WALKABILITY_D_FIELD "D"
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#define LINKSET_POSITION_FIELD "position"
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//---------------------------------------------------------------------------
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// LLPathfindingLinkset
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//---------------------------------------------------------------------------
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const S32 LLPathfindingLinkset::MIN_WALKABILITY_VALUE(0);
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const S32 LLPathfindingLinkset::MAX_WALKABILITY_VALUE(100);
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LLPathfindingLinkset::LLPathfindingLinkset(const std::string &pUUID, const LLSD& pLinksetItem)
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: mUUID(pUUID),
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mName(),
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mDescription(),
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mLandImpact(0U),
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mLocation(),
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mLinksetUse(kUnknown),
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mWalkabilityCoefficientA(MIN_WALKABILITY_VALUE),
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mWalkabilityCoefficientB(MIN_WALKABILITY_VALUE),
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mWalkabilityCoefficientC(MIN_WALKABILITY_VALUE),
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mWalkabilityCoefficientD(MIN_WALKABILITY_VALUE)
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{
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llassert(pLinksetItem.has(LINKSET_NAME_FIELD));
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llassert(pLinksetItem.get(LINKSET_NAME_FIELD).isString());
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mName = pLinksetItem.get(LINKSET_NAME_FIELD).asString();
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llassert(pLinksetItem.has(LINKSET_DESCRIPTION_FIELD));
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llassert(pLinksetItem.get(LINKSET_DESCRIPTION_FIELD).isString());
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mDescription = pLinksetItem.get(LINKSET_DESCRIPTION_FIELD).asString();
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llassert(pLinksetItem.has(LINKSET_LAND_IMPACT_FIELD));
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llassert(pLinksetItem.get(LINKSET_LAND_IMPACT_FIELD).isInteger());
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llassert(pLinksetItem.get(LINKSET_LAND_IMPACT_FIELD).asInteger() >= 0);
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mLandImpact = pLinksetItem.get(LINKSET_LAND_IMPACT_FIELD).asInteger();
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llassert(pLinksetItem.has(LINKSET_PHANTOM_FIELD));
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llassert(pLinksetItem.get(LINKSET_PHANTOM_FIELD).isBoolean());
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bool isPhantom = pLinksetItem.get(LINKSET_PHANTOM_FIELD).asBoolean();
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llassert(pLinksetItem.has(LINKSET_PERMANENT_FIELD));
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llassert(pLinksetItem.get(LINKSET_PERMANENT_FIELD).isBoolean());
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bool isPermanent = pLinksetItem.get(LINKSET_PERMANENT_FIELD).asBoolean();
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llassert(pLinksetItem.has(LINKSET_WALKABLE_FIELD));
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llassert(pLinksetItem.get(LINKSET_WALKABLE_FIELD).isBoolean());
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bool isWalkable = pLinksetItem.get(LINKSET_WALKABLE_FIELD).asBoolean();
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mLinksetUse = getLinksetUse(isPhantom, isPermanent, isWalkable);
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llassert(pLinksetItem.has(LINKSET_WALKABILITY_A_FIELD));
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llassert(pLinksetItem.get(LINKSET_WALKABILITY_A_FIELD).isInteger());
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mWalkabilityCoefficientA = pLinksetItem.get(LINKSET_WALKABILITY_A_FIELD).asInteger();
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llassert(mWalkabilityCoefficientA >= MIN_WALKABILITY_VALUE);
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llassert(mWalkabilityCoefficientA <= MAX_WALKABILITY_VALUE);
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llassert(pLinksetItem.has(LINKSET_WALKABILITY_B_FIELD));
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llassert(pLinksetItem.get(LINKSET_WALKABILITY_B_FIELD).isInteger());
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mWalkabilityCoefficientB = pLinksetItem.get(LINKSET_WALKABILITY_B_FIELD).asInteger();
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llassert(mWalkabilityCoefficientB >= MIN_WALKABILITY_VALUE);
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llassert(mWalkabilityCoefficientB <= MAX_WALKABILITY_VALUE);
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llassert(pLinksetItem.has(LINKSET_WALKABILITY_C_FIELD));
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llassert(pLinksetItem.get(LINKSET_WALKABILITY_C_FIELD).isInteger());
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mWalkabilityCoefficientC = pLinksetItem.get(LINKSET_WALKABILITY_C_FIELD).asInteger();
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llassert(mWalkabilityCoefficientC >= MIN_WALKABILITY_VALUE);
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llassert(mWalkabilityCoefficientC <= MAX_WALKABILITY_VALUE);
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llassert(pLinksetItem.has(LINKSET_WALKABILITY_D_FIELD));
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llassert(pLinksetItem.get(LINKSET_WALKABILITY_D_FIELD).isInteger());
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mWalkabilityCoefficientD = pLinksetItem.get(LINKSET_WALKABILITY_D_FIELD).asInteger();
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llassert(mWalkabilityCoefficientD >= MIN_WALKABILITY_VALUE);
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llassert(mWalkabilityCoefficientD <= MAX_WALKABILITY_VALUE);
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llassert(pLinksetItem.has(LINKSET_POSITION_FIELD));
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llassert(pLinksetItem.get(LINKSET_POSITION_FIELD).isArray());
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mLocation.setValue(pLinksetItem.get(LINKSET_POSITION_FIELD));
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}
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LLPathfindingLinkset::LLPathfindingLinkset(const LLPathfindingLinkset& pOther)
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: mUUID(pOther.mUUID),
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mName(pOther.mName),
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mDescription(pOther.mDescription),
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mLandImpact(pOther.mLandImpact),
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mLocation(pOther.mLocation),
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mLinksetUse(pOther.mLinksetUse),
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mWalkabilityCoefficientA(pOther.mWalkabilityCoefficientA),
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mWalkabilityCoefficientB(pOther.mWalkabilityCoefficientB),
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mWalkabilityCoefficientC(pOther.mWalkabilityCoefficientC),
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mWalkabilityCoefficientD(pOther.mWalkabilityCoefficientD)
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{
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}
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LLPathfindingLinkset::~LLPathfindingLinkset()
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{
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}
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LLPathfindingLinkset& LLPathfindingLinkset::operator =(const LLPathfindingLinkset& pOther)
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{
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mUUID = pOther.mUUID;
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mName = pOther.mName;
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mDescription = pOther.mDescription;
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mLandImpact = pOther.mLandImpact;
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mLocation = pOther.mLocation;
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mLinksetUse = pOther.mLinksetUse;
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mWalkabilityCoefficientA = pOther.mWalkabilityCoefficientA;
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mWalkabilityCoefficientB = pOther.mWalkabilityCoefficientB;
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mWalkabilityCoefficientC = pOther.mWalkabilityCoefficientC;
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mWalkabilityCoefficientD = pOther.mWalkabilityCoefficientD;
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return *this;
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}
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void LLPathfindingLinkset::setWalkabilityCoefficientA(S32 pA)
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{
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mWalkabilityCoefficientA = llclamp(pA, MIN_WALKABILITY_VALUE, MAX_WALKABILITY_VALUE);
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}
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void LLPathfindingLinkset::setWalkabilityCoefficientB(S32 pB)
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{
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mWalkabilityCoefficientB = llclamp(pB, MIN_WALKABILITY_VALUE, MAX_WALKABILITY_VALUE);
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}
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void LLPathfindingLinkset::setWalkabilityCoefficientC(S32 pC)
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{
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mWalkabilityCoefficientC = llclamp(pC, MIN_WALKABILITY_VALUE, MAX_WALKABILITY_VALUE);
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}
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void LLPathfindingLinkset::setWalkabilityCoefficientD(S32 pD)
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{
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mWalkabilityCoefficientD = llclamp(pD, MIN_WALKABILITY_VALUE, MAX_WALKABILITY_VALUE);
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}
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LLSD LLPathfindingLinkset::encodeAlteredFields(ELinksetUse pLinksetUse, S32 pA, S32 pB, S32 pC, S32 pD) const
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{
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LLSD itemData;
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if (mLinksetUse != pLinksetUse)
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{
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llassert(pLinksetUse != kUnknown);
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itemData[LINKSET_PHANTOM_FIELD] = static_cast<bool>(LLPathfindingLinkset::isPhantom(pLinksetUse));
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itemData[LINKSET_PERMANENT_FIELD] = static_cast<bool>(LLPathfindingLinkset::isPermanent(pLinksetUse));
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itemData[LINKSET_WALKABLE_FIELD] = static_cast<bool>(LLPathfindingLinkset::isWalkable(pLinksetUse));
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}
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if (mWalkabilityCoefficientA != pA)
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{
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itemData[LINKSET_WALKABILITY_A_FIELD] = llclamp(pA, MIN_WALKABILITY_VALUE, MAX_WALKABILITY_VALUE);
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}
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if (mWalkabilityCoefficientB != pB)
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{
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itemData[LINKSET_WALKABILITY_B_FIELD] = llclamp(pB, MIN_WALKABILITY_VALUE, MAX_WALKABILITY_VALUE);
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}
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if (mWalkabilityCoefficientC != pC)
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{
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itemData[LINKSET_WALKABILITY_C_FIELD] = llclamp(pC, MIN_WALKABILITY_VALUE, MAX_WALKABILITY_VALUE);
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}
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if (mWalkabilityCoefficientD != pD)
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{
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itemData[LINKSET_WALKABILITY_D_FIELD] = llclamp(pD, MIN_WALKABILITY_VALUE, MAX_WALKABILITY_VALUE);
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}
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return itemData;
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}
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LLPathfindingLinkset::ELinksetUse LLPathfindingLinkset::getLinksetUse(bool pIsPhantom, bool pIsPermanent, bool pIsWalkable)
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{
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return (pIsPhantom ? (pIsPermanent ? (pIsWalkable ? kMaterialVolume : kExclusionVolume) : kDynamicPhantom) :
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(pIsPermanent ? (pIsWalkable ? kWalkable : kStaticObstacle) : kDynamicObstacle));
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}
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BOOL LLPathfindingLinkset::isPhantom(ELinksetUse pLinksetUse)
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{
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BOOL retVal;
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switch (pLinksetUse)
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{
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case kWalkable :
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case kStaticObstacle :
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case kDynamicObstacle :
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retVal = false;
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break;
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case kMaterialVolume :
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case kExclusionVolume :
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case kDynamicPhantom :
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retVal = true;
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break;
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case kUnknown :
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default :
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retVal = false;
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llassert(0);
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break;
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}
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return retVal;
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}
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BOOL LLPathfindingLinkset::isPermanent(ELinksetUse pLinksetUse)
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{
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BOOL retVal;
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switch (pLinksetUse)
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{
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case kWalkable :
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case kStaticObstacle :
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case kMaterialVolume :
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case kExclusionVolume :
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retVal = true;
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break;
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case kDynamicObstacle :
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case kDynamicPhantom :
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retVal = false;
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break;
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case kUnknown :
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default :
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retVal = false;
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llassert(0);
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break;
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}
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return retVal;
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}
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BOOL LLPathfindingLinkset::isWalkable(ELinksetUse pLinksetUse)
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{
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BOOL retVal;
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switch (pLinksetUse)
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{
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case kWalkable :
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case kMaterialVolume :
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retVal = true;
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break;
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case kStaticObstacle :
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case kDynamicObstacle :
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case kExclusionVolume :
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case kDynamicPhantom :
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retVal = false;
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break;
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case kUnknown :
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default :
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retVal = false;
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llassert(0);
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break;
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}
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return retVal;
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}
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