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68 lines
1.8 KiB
C++
68 lines
1.8 KiB
C++
/*
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* Functions.cpp, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#include "StdInc.h"
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#include "Functions.h"
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#include "CMapGenerator.h"
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#include "RmgMap.h"
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#include "TileInfo.h"
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#include "RmgPath.h"
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#include "../TerrainHandler.h"
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#include "../mapping/CMap.h"
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#include "../mapObjectConstructors/AObjectTypeHandler.h"
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#include "../mapObjectConstructors/CObjectClassesHandler.h"
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#include "../VCMI_Lib.h"
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#include <vstd/RNG.h>
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VCMI_LIB_NAMESPACE_BEGIN
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void replaceWithCurvedPath(rmg::Path & path, const Zone & zone, const int3 & src, bool onlyStraight)
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{
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auto costFunction = rmg::Path::createCurvedCostFunction(zone.area()->getBorder());
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auto pathArea = zone.areaForRoads();
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rmg::Path curvedPath(pathArea);
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curvedPath.connect(zone.freePaths().get());
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curvedPath = curvedPath.search(src, onlyStraight, costFunction);
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if (curvedPath.valid())
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{
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path = curvedPath;
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}
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else
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{
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logGlobal->warn("Failed to create curved path to %s", src.toString());
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}
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}
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rmg::Tileset collectDistantTiles(const Zone& zone, int distance)
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{
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uint32_t distanceSq = distance * distance;
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auto subarea = zone.area()->getSubarea([&zone, distanceSq](const int3 & t)
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{
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return t.dist2dSQ(zone.getPos()) > distanceSq;
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});
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return subarea.getTiles();
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}
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int chooseRandomAppearance(vstd::RNG & generator, si32 ObjID, TerrainId terrain)
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{
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auto factories = VLC->objtypeh->knownSubObjects(ObjID);
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vstd::erase_if(factories, [ObjID, &terrain](si32 f)
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{
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//TODO: Use templates with lowest number of terrains (most specific)
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return VLC->objtypeh->getHandlerFor(ObjID, f)->getTemplates(terrain).empty();
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});
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return *RandomGeneratorUtil::nextItem(factories, generator);
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}
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VCMI_LIB_NAMESPACE_END
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