122 lines
2.9 KiB
C++
122 lines
2.9 KiB
C++
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// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
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// Copyright (C) 2010 Winch Gate Property Limited
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//
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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 Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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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 Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "nel/misc/types_nl.h"
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#include "nel/misc/file.h"
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#include "nel/3d/quad_tree.h"
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#include "nel/3d/zone.h"
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#include <iostream>
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#include <vector>
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#include <set>
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using namespace NL3D;
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using namespace NLMISC;
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using namespace std;
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/*******************************************************************\
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getZoneCoordByName()
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\*******************************************************************/
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bool getZoneCoordByName(const char * name, uint16& x, uint16& y)
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{
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uint i;
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std::string zoneName(name);
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// y
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string::size_type ind1 = zoneName.find("_");
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if(ind1 == string::npos || ind1>=zoneName.length())
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{
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nlwarning("bad file name");
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return false;
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}
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std::string ystr = zoneName.substr(0,ind1);
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for(i=0; i<ystr.length(); i++)
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{
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if(!isdigit(ystr[i]))
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{
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nlwarning("y code size is not a 2 characters code");
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return false;
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}
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}
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NLMISC::fromString(ystr, y);
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// x
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x = 0;
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uint ind2 = (uint)zoneName.length();
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if((ind2-ind1-1)!=2)
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{
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nlwarning("x code size is not a 2 characters code");
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return false;
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}
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std::string xstr = zoneName.substr(ind1+1,ind2-ind1-1);
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for(i=0; i<xstr.length(); i++)
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{
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if (isalpha(xstr[i]))
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{
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x *= 26;
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x += (tolower(xstr[i])-'a');
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}
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else
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{
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nlwarning("invalid");
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return false;
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}
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}
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return true;
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}
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/*******************************************************************\
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getLettersFromNum()
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\*******************************************************************/
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void getLettersFromNum(uint16 num, std::string& code)
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{
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if(num>26*26)
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{
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nlwarning("zone index too high");
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return;
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}
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code.resize(0);
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uint16 remainder = num%26;
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code += 'A' + num/26;
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code += 'A' + remainder;
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}
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/*******************************************************************\
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getZoneNameByCoord()
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\*******************************************************************/
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void getZoneNameByCoord(uint16 x, uint16 y, std::string& zoneName)
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{
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// y str
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char stmp[10];
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sprintf(stmp,"%d",y);
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std::string ystrtmp = std::string(stmp);
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// x str
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std::string xstrtmp;
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getLettersFromNum(x, xstrtmp);
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// name
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zoneName = ystrtmp;
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zoneName +="_";
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zoneName +=xstrtmp;
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}
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