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103 lines
3.3 KiB
103 lines
3.3 KiB
/*==LICENSE==* |
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CyanWorlds.com Engine - MMOG client, server and tools |
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Copyright (C) 2011 Cyan Worlds, Inc. |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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This program 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 |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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Additional permissions under GNU GPL version 3 section 7 |
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If you modify this Program, or any covered work, by linking or |
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combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK, |
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NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent |
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JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK |
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(or a modified version of those libraries), |
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containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA, |
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PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG |
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JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the |
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licensors of this Program grant you additional |
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permission to convey the resulting work. Corresponding Source for a |
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non-source form of such a combination shall include the source code for |
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the parts of OpenSSL and IJG JPEG Library used as well as that of the covered |
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work. |
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You can contact Cyan Worlds, Inc. by email legal@cyan.com |
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or by snail mail at: |
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Cyan Worlds, Inc. |
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14617 N Newport Hwy |
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Mead, WA 99021 |
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*==LICENSE==*/ |
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#include "plKeyRefSort.h" |
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#include "../pnKeyedObject/plKeyImp.h" |
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#include <algorithm> |
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std::vector<plKey>* plKeyRefSort::fKeys = nil; |
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std::vector<plKeyRefSort::KeyRefs> plKeyRefSort::fNumRefs; |
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int plKeyRefSort::CountRefsRecur(plKey key, std::vector<plKey>& traversedKeys) |
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{ |
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int numRefs = 0; |
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if (std::find(traversedKeys.begin(), traversedKeys.end(), key) == traversedKeys.end()) |
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{ |
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traversedKeys.push_back(key); |
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plKeyImp* iKey = (plKeyImp*)key; |
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for (int i = 0; i < iKey->GetNumRefs(); i++) |
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{ |
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plKey refKey = iKey->GetRef(i); |
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if (std::find(fKeys->begin(), fKeys->end(), refKey) != fKeys->end()) |
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numRefs++; |
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numRefs += CountRefsRecur(refKey, traversedKeys); |
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} |
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} |
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return numRefs; |
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} |
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class RefComp |
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{ |
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public: |
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bool operator() (plKey key1, plKey key2) const |
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{ |
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std::vector<plKeyRefSort::KeyRefs>::iterator it1 = std::find(plKeyRefSort::fNumRefs.begin(), plKeyRefSort::fNumRefs.end(), key1); |
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std::vector<plKeyRefSort::KeyRefs>::iterator it2 = std::find(plKeyRefSort::fNumRefs.begin(), plKeyRefSort::fNumRefs.end(), key2); |
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return ((*it1).fNumRefs < (*it2).fNumRefs); |
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} |
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}; |
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void plKeyRefSort::Sort(std::vector<plKey>* keys) |
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{ |
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fKeys = keys; |
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int numKeys = keys->size(); |
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fNumRefs.resize(numKeys); |
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int i; |
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for (i = 0; i < numKeys; i++) |
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{ |
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plKey curKey = (*keys)[i]; |
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std::vector<plKey> traversedKeys; |
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int numRefs = CountRefsRecur(curKey, traversedKeys); |
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fNumRefs[i] = KeyRefs(curKey, numRefs); |
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} |
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std::sort(fKeys->begin(), fKeys->end(), RefComp()); |
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} |