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121 lines
3.2 KiB
C++
121 lines
3.2 KiB
C++
/*
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* ObjectDistributor.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 "ObjectDistributor.h"
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#include "../VCMI_Lib.h"
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#include "RmgMap.h"
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#include "CMapGenerator.h"
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#include "TreasurePlacer.h"
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#include "TownPlacer.h"
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#include "TerrainPainter.h"
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#include "../mapObjects/CObjectClassesHandler.h"
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#include "../mapObjects/MapObjects.h"
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#include "Functions.h"
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#include "RmgObject.h"
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VCMI_LIB_NAMESPACE_BEGIN
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void ObjectDistributor::process()
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{
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//Firts call will add objects to ALL zones, once they were added skip it
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if (zone.getModificator<TreasurePlacer>()->getPossibleObjectsSize() == 0)
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{
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ObjectDistributor::distributeLimitedObjects();
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}
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}
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void ObjectDistributor::init()
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{
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DEPENDENCY(TownPlacer);
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DEPENDENCY(TerrainPainter);
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POSTFUNCTION(TreasurePlacer);
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}
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void ObjectDistributor::distributeLimitedObjects()
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{
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//FIXME: Must be called after TerrainPainter::process()
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ObjectInfo oi;
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auto zones = map.getZones();
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for (auto primaryID : VLC->objtypeh->knownObjects())
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{
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for (auto secondaryID : VLC->objtypeh->knownSubObjects(primaryID))
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{
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auto handler = VLC->objtypeh->getHandlerFor(primaryID, secondaryID);
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if (!handler->isStaticObject() && handler->getRMGInfo().value)
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{
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auto rmgInfo = handler->getRMGInfo();
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//Skip objects which don't have global per-map limit here
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if (rmgInfo.mapLimit)
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{
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//Count all zones where this object can be placed
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std::vector<std::shared_ptr<Zone>> matchingZones;
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for (const auto& it : zones)
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{
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if (!handler->getTemplates(it.second->getTerrainType()).empty() &&
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rmgInfo.value <= it.second->getMaxTreasureValue())
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{
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matchingZones.push_back(it.second);
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}
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}
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size_t numZones = matchingZones.size();
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if (!numZones)
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continue;
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auto rmgInfo = handler->getRMGInfo();
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for (auto& zone : matchingZones)
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{
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//We already know there are some templates
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auto templates = handler->getTemplates(zone->getTerrainType());
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//Assume the template with fewest terrains is the most suitable
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auto temp = *boost::min_element(templates, [](std::shared_ptr<const ObjectTemplate> lhs, std::shared_ptr<const ObjectTemplate> rhs) -> bool
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{
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return lhs->getAllowedTerrains().size() < rhs->getAllowedTerrains().size();
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});
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oi.generateObject = [temp]() -> CGObjectInstance *
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{
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return VLC->objtypeh->getHandlerFor(temp->id, temp->subid)->create(temp);
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};
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oi.value = rmgInfo.value;
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oi.probability = rmgInfo.rarity;
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oi.templ = temp;
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//Rounding up will make sure all possible objects are exhausted
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uint32_t mapLimit = rmgInfo.mapLimit.value();
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uint32_t maxPerZone = std::ceil(float(mapLimit) / numZones);
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//But not more than zone limit
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oi.maxPerZone = std::min(maxPerZone, rmgInfo.zoneLimit);
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numZones--;
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rmgInfo.setMapLimit(mapLimit - oi.maxPerZone);
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//Don't add objects with 0 count remaining
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if (oi.maxPerZone)
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{
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zone->getModificator<TreasurePlacer>()->addObjectToRandomPool(oi);
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}
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}
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}
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}
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}
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}
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}
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VCMI_LIB_NAMESPACE_END |