From 7672ca7eefc7233b507938d0592d1f565191d0ee Mon Sep 17 00:00:00 2001
From: madmaxoft <github@xoft.cz>
Date: Sat, 31 May 2014 22:06:14 +0200
Subject: Added an initial version of the underwater base generator.

---
 src/Generating/UnderwaterBaseGen.cpp | 142 +++++++++++++++++++++++++++++++++++
 1 file changed, 142 insertions(+)
 create mode 100644 src/Generating/UnderwaterBaseGen.cpp

(limited to 'src/Generating/UnderwaterBaseGen.cpp')

diff --git a/src/Generating/UnderwaterBaseGen.cpp b/src/Generating/UnderwaterBaseGen.cpp
new file mode 100644
index 000000000..ff6f17dde
--- /dev/null
+++ b/src/Generating/UnderwaterBaseGen.cpp
@@ -0,0 +1,142 @@
+
+// UnderwaterBaseGen.cpp
+
+// Implements the cUnderwaterBaseGen class representing the underwater base generator
+
+#include "Globals.h"
+#include "UnderwaterBaseGen.h"
+#include "Prefabs/UnderwaterBasePrefabs.h"
+#include "PieceGenerator.h"
+
+
+
+
+
+static cPrefabPiecePool g_UnderwaterBase(g_UnderwaterBasePrefabs, g_UnderwaterBasePrefabsCount, g_UnderwaterBaseStartingPrefabs, g_UnderwaterBaseStartingPrefabsCount);
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cUnderwaterBaseGen::cUnderwaterBase:
+
+class cUnderwaterBaseGen::cUnderwaterBase :
+	public cGridStructGen::cStructure
+{
+	typedef cGridStructGen::cStructure super;
+	
+public:
+	cUnderwaterBase(
+		int a_Seed,
+		int a_OriginX, int a_OriginZ,
+		int a_MaxDepth,
+		int a_MaxSize
+	) :
+		super(a_OriginX, a_OriginZ),
+		m_Seed(a_Seed),
+		m_Noise(a_Seed),
+		m_MaxSize(a_MaxSize),
+		m_Borders(a_OriginX - a_MaxSize, 0, a_OriginZ - a_MaxSize, a_OriginX + a_MaxSize, 255, a_OriginZ + a_MaxSize)
+	{
+		// Generate the pieces for this base:
+		cBFSPieceGenerator pg(g_UnderwaterBase, a_Seed);
+		pg.PlacePieces(a_OriginX, 50, a_OriginZ, a_MaxDepth, m_Pieces);
+		if (m_Pieces.empty())
+		{
+			return;
+		}
+	}
+	
+	~cUnderwaterBase()
+	{
+		cPieceGenerator::FreePieces(m_Pieces);
+	}
+	
+protected:
+	/** Seed for the random functions */
+	int m_Seed;
+	
+	/** The noise used as a pseudo-random generator */
+	cNoise m_Noise;
+	
+	/** Maximum size, in X/Z blocks, of the village (radius from the origin) */
+	int m_MaxSize;
+	
+	/** Borders of the vilalge - no item may reach out of this cuboid. */
+	cCuboid m_Borders;
+	
+	/** The village pieces, placed by the generator. */
+	cPlacedPieces m_Pieces;
+	
+	
+	// cGridStructGen::cStructure overrides:
+	virtual void DrawIntoChunk(cChunkDesc & a_Chunk) override
+	{
+		for (cPlacedPieces::iterator itr = m_Pieces.begin(), end = m_Pieces.end(); itr != end; ++itr)
+		{
+			cPrefab & Prefab = (cPrefab &)((*itr)->GetPiece());
+			Prefab.Draw(a_Chunk, *itr);
+		}  // for itr - m_PlacedPieces[]
+	}
+} ;
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cUnderwaterBaseGen:
+
+
+
+
+
+cUnderwaterBaseGen::cUnderwaterBaseGen(int a_Seed, int a_GridSize, int a_MaxDepth, int a_MaxSize, cBiomeGen & a_BiomeGen) :
+	super(a_Seed, a_GridSize, a_GridSize, a_MaxSize, a_MaxSize, 100),
+	m_Noise(a_Seed + 1000),
+	m_MaxDepth(a_MaxDepth),
+	m_MaxSize(a_MaxSize),
+	m_BiomeGen(a_BiomeGen)
+{
+}
+
+
+
+
+
+cGridStructGen::cStructurePtr cUnderwaterBaseGen::CreateStructure(int a_OriginX, int a_OriginZ)
+{
+	// Generate the biomes for the chunk surrounding the origin:
+	int ChunkX, ChunkZ;
+	cChunkDef::BlockToChunk(a_OriginX, a_OriginZ, ChunkX, ChunkZ);
+	cChunkDef::BiomeMap Biomes;
+	m_BiomeGen.GenBiomes(ChunkX, ChunkZ, Biomes);
+
+	// Check if all the biomes are ocean:
+	// If just one is not, no base is created, because it's likely that an unfriendly biome is too close
+	for (size_t i = 0; i < ARRAYCOUNT(Biomes); i++)
+	{
+		switch (Biomes[i])
+		{
+			case biOcean:
+			case biDeepOcean:
+			{
+				// These biomes allow underwater bases
+				break;
+			}
+			default:
+			{
+				// base-unfriendly biome, bail out with zero structure:
+				return cStructurePtr();
+			}
+		}  // switch (Biomes[i])
+	}  // for i - Biomes[]
+
+	// Create a base based on the chosen prefabs:
+	return cStructurePtr(new cUnderwaterBase(m_Seed, a_OriginX, a_OriginZ, m_MaxDepth, m_MaxSize));
+}
+
+
+
+
-- 
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