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authorTiger Wang <ziwei.tiger@hotmail.co.uk>2014-04-03 20:18:34 +0200
committerTiger Wang <ziwei.tiger@hotmail.co.uk>2014-04-03 20:18:34 +0200
commite1ba51e6ca1cdff477279b7064fc0e0b5117c085 (patch)
treeeaad9f451838b75cd990b548b93f8287fbd75865 /src/Generating/NetherFortGen.cpp
parentFixed some bugs (diff)
parentFixed a few MSVC type warnings. (diff)
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Diffstat (limited to 'src/Generating/NetherFortGen.cpp')
-rw-r--r--src/Generating/NetherFortGen.cpp275
1 files changed, 275 insertions, 0 deletions
diff --git a/src/Generating/NetherFortGen.cpp b/src/Generating/NetherFortGen.cpp
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+++ b/src/Generating/NetherFortGen.cpp
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+
+// NetherFortGen.cpp
+
+// Implements the cNetherFortGen class representing the nether fortress generator
+
+#include "Globals.h"
+#include "NetherFortGen.h"
+#include "Prefabs/NetherFortPrefabs.h"
+
+
+
+
+
+static const int NEIGHBORHOOD_SIZE = 3;
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cNetherFortGen::cNetherFort:
+
+class cNetherFortGen::cNetherFort
+{
+public:
+ cNetherFortGen & m_ParentGen;
+ int m_BlockX, m_BlockZ;
+ int m_GridSize;
+ int m_Seed;
+ cPlacedPieces m_Pieces;
+
+
+ cNetherFort(cNetherFortGen & a_ParentGen, int a_BlockX, int a_BlockZ, int a_GridSize, int a_MaxDepth, int a_Seed) :
+ m_ParentGen(a_ParentGen),
+ m_BlockX(a_BlockX),
+ m_BlockZ(a_BlockZ),
+ m_GridSize(a_GridSize),
+ m_Seed(a_Seed)
+ {
+ // TODO: Proper Y-coord placement
+ int BlockY = 64;
+
+ // Generate pieces:
+ for (int i = 0; m_Pieces.size() < (size_t)(a_MaxDepth * a_MaxDepth / 8 + a_MaxDepth); i++)
+ {
+ cBFSPieceGenerator pg(m_ParentGen, a_Seed + i);
+ pg.PlacePieces(a_BlockX, BlockY, a_BlockZ, a_MaxDepth, m_Pieces);
+ }
+ }
+
+
+ ~cNetherFort()
+ {
+ cPieceGenerator::FreePieces(m_Pieces);
+ }
+
+
+ /** Carves the system into the chunk data */
+ void ProcessChunk(cChunkDesc & a_Chunk)
+ {
+ for (cPlacedPieces::const_iterator itr = m_Pieces.begin(), end = m_Pieces.end(); itr != end; ++itr)
+ {
+ const cPrefab & Prefab = (const cPrefab &)((*itr)->GetPiece());
+ Prefab.Draw(a_Chunk, *itr);
+ } // for itr - m_PlacedPieces[]
+ }
+};
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cNetherFortGen:
+
+cNetherFortGen::cNetherFortGen(int a_Seed, int a_GridSize, int a_MaxDepth) :
+ m_Seed(a_Seed),
+ m_Noise(a_Seed),
+ m_GridSize(a_GridSize),
+ m_MaxDepth(a_MaxDepth)
+{
+ // Initialize the prefabs:
+ for (size_t i = 0; i < g_NetherFortPrefabs1Count; i++)
+ {
+ cPrefab * Prefab = new cPrefab(g_NetherFortPrefabs1[i]);
+ m_AllPieces.push_back(Prefab);
+ if (Prefab->HasConnectorType(0))
+ {
+ m_OuterPieces.push_back(Prefab);
+ }
+ if (Prefab->HasConnectorType(1))
+ {
+ m_InnerPieces.push_back(Prefab);
+ }
+ }
+
+ // Initialize the starting piece prefabs:
+ for (size_t i = 0; i < g_NetherFortStartingPrefabs1Count; i++)
+ {
+ m_StartingPieces.push_back(new cPrefab(g_NetherFortStartingPrefabs1[i]));
+ }
+
+ // DEBUG: Try one round of placement:
+ cPlacedPieces Pieces;
+ cBFSPieceGenerator pg(*this, a_Seed);
+ pg.PlacePieces(0, 64, 0, a_MaxDepth, Pieces);
+}
+
+
+
+
+
+cNetherFortGen::~cNetherFortGen()
+{
+ ClearCache();
+ for (cPieces::iterator itr = m_AllPieces.begin(), end = m_AllPieces.end(); itr != end; ++itr)
+ {
+ delete *itr;
+ } // for itr - m_AllPieces[]
+ m_AllPieces.clear();
+}
+
+
+
+
+
+void cNetherFortGen::ClearCache(void)
+{
+ // TODO
+}
+
+
+
+
+
+void cNetherFortGen::GetFortsForChunk(int a_ChunkX, int a_ChunkZ, cNetherForts & a_Forts)
+{
+ int BaseX = a_ChunkX * cChunkDef::Width / m_GridSize;
+ int BaseZ = a_ChunkZ * cChunkDef::Width / m_GridSize;
+ if (BaseX < 0)
+ {
+ --BaseX;
+ }
+ if (BaseZ < 0)
+ {
+ --BaseZ;
+ }
+ BaseX -= NEIGHBORHOOD_SIZE / 2;
+ BaseZ -= NEIGHBORHOOD_SIZE / 2;
+
+ // Walk the cache, move each cave system that we want into a_Forts:
+ int StartX = BaseX * m_GridSize;
+ int EndX = (BaseX + NEIGHBORHOOD_SIZE + 1) * m_GridSize;
+ int StartZ = BaseZ * m_GridSize;
+ int EndZ = (BaseZ + NEIGHBORHOOD_SIZE + 1) * m_GridSize;
+ for (cNetherForts::iterator itr = m_Cache.begin(), end = m_Cache.end(); itr != end;)
+ {
+ if (
+ ((*itr)->m_BlockX >= StartX) && ((*itr)->m_BlockX < EndX) &&
+ ((*itr)->m_BlockZ >= StartZ) && ((*itr)->m_BlockZ < EndZ)
+ )
+ {
+ // want
+ a_Forts.push_back(*itr);
+ itr = m_Cache.erase(itr);
+ }
+ else
+ {
+ // don't want
+ ++itr;
+ }
+ } // for itr - m_Cache[]
+
+ // Create those forts that haven't been in the cache:
+ for (int x = 0; x < NEIGHBORHOOD_SIZE; x++)
+ {
+ int RealX = (BaseX + x) * m_GridSize;
+ for (int z = 0; z < NEIGHBORHOOD_SIZE; z++)
+ {
+ int RealZ = (BaseZ + z) * m_GridSize;
+ bool Found = false;
+ for (cNetherForts::const_iterator itr = a_Forts.begin(), end = a_Forts.end(); itr != end; ++itr)
+ {
+ if (((*itr)->m_BlockX == RealX) && ((*itr)->m_BlockZ == RealZ))
+ {
+ Found = true;
+ break;
+ }
+ } // for itr - a_Mineshafts
+ if (!Found)
+ {
+ a_Forts.push_back(new cNetherFort(*this, RealX, RealZ, m_GridSize, m_MaxDepth, m_Seed));
+ }
+ } // for z
+ } // for x
+
+ // Copy a_Forts into m_Cache to the beginning:
+ cNetherForts FortsCopy (a_Forts);
+ m_Cache.splice(m_Cache.begin(), FortsCopy, FortsCopy.begin(), FortsCopy.end());
+
+ // Trim the cache if it's too long:
+ if (m_Cache.size() > 100)
+ {
+ cNetherForts::iterator itr = m_Cache.begin();
+ std::advance(itr, 100);
+ for (cNetherForts::iterator end = m_Cache.end(); itr != end; ++itr)
+ {
+ delete *itr;
+ }
+ itr = m_Cache.begin();
+ std::advance(itr, 100);
+ m_Cache.erase(itr, m_Cache.end());
+ }
+}
+
+
+
+
+
+void cNetherFortGen::GenFinish(cChunkDesc & a_ChunkDesc)
+{
+ int ChunkX = a_ChunkDesc.GetChunkX();
+ int ChunkZ = a_ChunkDesc.GetChunkZ();
+ cNetherForts Forts;
+ GetFortsForChunk(ChunkX, ChunkZ, Forts);
+ for (cNetherForts::const_iterator itr = Forts.begin(); itr != Forts.end(); ++itr)
+ {
+ (*itr)->ProcessChunk(a_ChunkDesc);
+ } // for itr - Forts[]
+}
+
+
+
+
+
+cPieces cNetherFortGen::GetPiecesWithConnector(int a_ConnectorType)
+{
+ switch (a_ConnectorType)
+ {
+ case 0: return m_OuterPieces;
+ case 1: return m_InnerPieces;
+ default: return cPieces();
+ }
+}
+
+
+
+
+
+cPieces cNetherFortGen::GetStartingPieces(void)
+{
+ return m_StartingPieces;
+}
+
+
+
+
+
+void cNetherFortGen::PiecePlaced(const cPiece & a_Piece)
+{
+ UNUSED(a_Piece);
+}
+
+
+
+
+
+void cNetherFortGen::Reset(void)
+{
+ // Nothing needed
+}
+
+
+
+