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Code Issues Releases Activity

more sensible road placement

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This commit is contained in:
AlexVinS
2015-01-03 09:20:52 +03:00
parent 896a2b17c0
commit eb60d9737f
4 changed files with 78 additions and 13 deletions
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69
lib/rmg/CRmgTemplateZone.cpp
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@ -575,7 +575,7 @@ void CRmgTemplateZone::fractalize(CMapGenerator* gen)
//logGlobal->infoStream() << boost::format ("Zone %d subdivided fractally") %id;
}
bool CRmgTemplateZone::crunchPath (CMapGenerator* gen, const int3 &src, const int3 &dst, TRmgTemplateZoneId zone, std::set<int3>* clearedTiles)
bool CRmgTemplateZone::crunchPath(CMapGenerator* gen, const int3 &src, const int3 &dst, std::set<int3>* clearedTiles, bool forRoad)
{
/*
make shortest path with free tiles, reachning dst or closest already free tile. Avoid blocks.
@ -596,7 +596,8 @@ do not leave zone border
}
auto lastDistance = distance;
gen->foreach_neighbour (currentPos, [this, gen, &currentPos, dst, &distance, &result, &end, clearedTiles](int3 &pos)
auto processNeighbours = [this, gen, &currentPos, dst, &distance, &result, &end, clearedTiles](int3 &pos)
{
if (!result) //not sure if lambda is worth it...
{
@ -628,15 +629,21 @@ do not leave zone border
}
}
}
});
};
if(forRoad)
gen->foreachDirectNeighbour(currentPos,processNeighbours);
else
gen->foreach_neighbour (currentPos,processNeighbours);
int3 anotherPos(-1, -1, -1);
if (!(result || distance < lastDistance)) //we do not advance, use more advaced pathfinding algorithm?
if (!(result || distance < lastDistance)) //we do not advance, use more advanced pathfinding algorithm?
{
//try any nearby tiles, even if its not closer than current
float lastDistance = 2 * distance; //start with significantly larger value
gen->foreach_neighbour(currentPos, [this, gen, &currentPos, dst, &lastDistance, &anotherPos, &end, clearedTiles](int3 &pos)
auto processNeighbours2 = [this, gen, &currentPos, dst, &lastDistance, &anotherPos, &end, clearedTiles](int3 &pos)
{
if (currentPos.dist2dSQ(dst) < lastDistance) //try closest tiles from all surrounding unused tiles
{
@ -651,7 +658,14 @@ do not leave zone border
}
}
}
});
};
if(forRoad)
gen->foreachDirectNeighbour(currentPos,processNeighbours2);
else
gen->foreach_neighbour (currentPos,processNeighbours2);
if (anotherPos.valid())
{
if (clearedTiles)
@ -671,6 +685,26 @@ do not leave zone border
return result;
}
bool CRmgTemplateZone::crunchRoad(CMapGenerator* gen, const int3& src, const int3& dst, std::set<int3>* clearedTiles)
{
std::set<int3> currentClearedTiles;
if(crunchPath(gen, src, dst, &currentClearedTiles, true))
{
roads.insert(std::begin(currentClearedTiles), std::end(currentClearedTiles));
if(nullptr != clearedTiles)
clearedTiles->insert(std::begin(currentClearedTiles), std::end(currentClearedTiles));
return true;
}
else
{
return false;
}
}
void CRmgTemplateZone::addRequiredObject(CGObjectInstance * obj, si32 strength)
{
requiredObjects.push_back(std::make_pair(obj, strength));
@ -904,7 +938,7 @@ bool CRmgTemplateZone::createTreasurePile(CMapGenerator* gen, int3 &pos, float m
gen->setOccupied(tile, ETileType::BLOCKED); //so that crunch path doesn't cut through objects
}
if (!crunchPath (gen, closestTile, closestFreeTile, id))
if (!crunchPath (gen, closestTile, closestFreeTile))
{
//we can't connect this pile, just block it off and start over
for (auto treasure : treasures)
@ -1239,7 +1273,22 @@ bool CRmgTemplateZone::createRequiredObjects(CMapGenerator* gen)
logGlobal->errorStream() << boost::format("Failed to fill zone %d due to lack of space") %id;
//TODO CLEANUP!
return false;
}
switch (obj.first->ID)
{
case Obj::TOWN:
case Obj::MONOLITH_TWO_WAY:
case Obj::SUBTERRANEAN_GATE:
{
crunchRoad(gen, this->pos, pos + obj.first->getVisitableOffset(), &freePaths);
}
break;
default:
break;
}
placeObject (gen, obj.first, pos);
guardObject (gen, obj.first, obj.second, (obj.first->ID == Obj::MONOLITH_TWO_WAY), true);
@ -1434,7 +1483,7 @@ void CRmgTemplateZone::createObstacles2(CMapGenerator* gen)
void CRmgTemplateZone::drawRoads(CMapGenerator* gen)
{
std::vector<int3> tiles;
for (auto tile : freePaths)
for (auto tile : roads)
{
tiles.push_back (tile);
}
@ -1715,7 +1764,7 @@ bool CRmgTemplateZone::guardObject(CMapGenerator* gen, CGObjectInstance* object,
{
//crunching path may fail if center of the zone is directly over wide object
//make sure object is accessible before surrounding it with blocked tiles
if (crunchPath (gen, tile, findClosestTile(freePaths, tile), id, addToFreePaths ? &freePaths : nullptr))
if (crunchPath (gen, tile, findClosestTile(freePaths, tile), addToFreePaths ? &freePaths : nullptr))
{
guardTile = tile;
break;