2 files changed, 196 insertions, 0 deletions

diff --git a/src/Generating/PrefabPiecePool.cpp b/src/Generating/PrefabPiecePool.cpp
new file mode 100644
index 000000000..ed9340815
--- /dev/null
+++ b/src/Generating/PrefabPiecePool.cpp
@@ -0,0 +1,121 @@
+
+// PrefabPiecePool.cpp
+
+// Implements the cPrefabPiecePool class that represents a cPiecePool descendant that uses cPrefab instances as the pieces
+
+#include "Globals.h"
+#include "PrefabPiecePool.h"
+
+
+
+
+
+cPrefabPiecePool::cPrefabPiecePool(
+	const cPrefab::sDef * a_PieceDefs,         size_t a_NumPieceDefs,
+	const cPrefab::sDef * a_StartingPieceDefs, size_t a_NumStartingPieceDefs
+)
+{
+	AddPieceDefs(a_PieceDefs, a_NumPieceDefs);
+	if (a_StartingPieceDefs != NULL)
+	{
+		AddStartingPieceDefs(a_StartingPieceDefs, a_NumStartingPieceDefs);
+	}
+}
+
+
+
+
+
+void cPrefabPiecePool::AddPieceDefs(const cPrefab::sDef * a_PieceDefs, size_t a_NumPieceDefs)
+{
+	ASSERT(a_PieceDefs != NULL);
+	for (size_t i = 0; i < a_NumPieceDefs; i++)
+	{
+		cPrefab * Prefab = new cPrefab(a_PieceDefs[i]);
+		m_AllPieces.push_back(Prefab);
+		AddToPerConnectorMap(Prefab);
+	}
+}
+
+
+
+
+
+void cPrefabPiecePool::AddStartingPieceDefs(const cPrefab::sDef * a_StartingPieceDefs, size_t a_NumStartingPieceDefs)
+{
+	ASSERT(a_StartingPieceDefs != NULL);
+	for (size_t i = 0; i < a_NumStartingPieceDefs; i++)
+	{
+		cPrefab * Prefab = new cPrefab(a_StartingPieceDefs[i]);
+		m_StartingPieces.push_back(Prefab);
+	}
+}
+
+
+
+
+
+void cPrefabPiecePool::AddToPerConnectorMap(cPrefab * a_Prefab)
+{
+	cPiece::cConnectors Connectors = ((const cPiece *)a_Prefab)->GetConnectors();
+	for (cPiece::cConnectors::const_iterator itr = Connectors.begin(), end = Connectors.end(); itr != end; ++itr)
+	{
+		m_PiecesByConnector[itr->m_Type].push_back(a_Prefab);
+	}
+}
+
+
+
+
+cPieces cPrefabPiecePool::GetPiecesWithConnector(int a_ConnectorType)
+{
+	return m_PiecesByConnector[a_ConnectorType];
+}
+
+
+
+
+
+cPieces cPrefabPiecePool::GetStartingPieces(void)
+{
+	if (m_StartingPieces.empty())
+	{
+		return m_AllPieces;
+	}
+	else
+	{
+		return m_StartingPieces;
+	}
+}
+
+
+
+
+
+int cPrefabPiecePool::GetPieceWeight(const cPlacedPiece & a_PlacedPiece, const cPiece::cConnector & a_ExistingConnector, const cPiece & a_NewPiece)
+{
+	return ((const cPrefab &)a_NewPiece).GetPieceWeight(a_PlacedPiece, a_ExistingConnector);
+}
+
+
+
+
+
+void cPrefabPiecePool::PiecePlaced(const cPiece & a_Piece)
+{
+	// Do nothing
+	UNUSED(a_Piece);
+}
+
+
+
+
+
+void cPrefabPiecePool::Reset(void)
+{
+	// Do nothing
+}
+
+
+
+
diff --git a/src/Generating/PrefabPiecePool.h b/src/Generating/PrefabPiecePool.h
new file mode 100644
index 000000000..2a7993063
--- /dev/null
+++ b/src/Generating/PrefabPiecePool.h
@@ -0,0 +1,75 @@
+
+// PrefabPiecePool.h
+
+// Declares the cPrefabPiecePool class that represents a cPiecePool descendant that uses cPrefab instances as the pieces
+
+
+
+
+
+#pragma once
+
+#include "PieceGenerator.h"
+#include "Prefab.h"
+
+
+
+
+
+class cPrefabPiecePool :
+	public cPiecePool
+{
+public:
+	/** Creates a piece pool with prefabs from the specified definitions.
+	If both a_PieceDefs and a_StartingPieceDefs are given, only the a_StartingPieceDefs are used as starting
+	pieces for the pool, and they do not participate in the generation any further.
+	If only a_PieceDefs is given, any such piece can be chosen as a starting piece, and all the pieces are used
+	for generating. */
+	cPrefabPiecePool(
+		const cPrefab::sDef * a_PieceDefs,         size_t a_NumPieceDefs,
+		const cPrefab::sDef * a_StartingPieceDefs, size_t a_NumStartingPieceDefs
+	);
+	
+	/** Adds pieces from the specified definitions into m_AllPieces. Also adds the pieces into
+	the m_PiecesByConnector map.
+	May be called multiple times with different PieceDefs, will add all such pieces. */
+	void AddPieceDefs(const cPrefab::sDef * a_PieceDefs, size_t a_NumPieceDefs);
+	
+	/** Adds pieces from the specified definitions into m_StartingPieces. Doesn't add to
+	the m_PiecesByConnector map.
+	May be called multiple times with different PieceDefs, will add all such pieces. */
+	void AddStartingPieceDefs(const cPrefab::sDef * a_StartingPieceDefs, size_t a_NumStartingPieceDefs);
+	
+	
+protected:
+
+	/** The type used to map a connector type to the list of pieces with that connector */
+	typedef std::map<int, cPieces> cPiecesMap;
+	
+	/** All the pieces that are allowed for building.
+	This is the list that's used for memory allocation and deallocation for the pieces. */
+	cPieces m_AllPieces;
+	
+	/** The pieces that are used as starting pieces.
+	This list is not shared and the pieces need deallocation. */
+	cPieces m_StartingPieces;
+	
+	/** The map that has all pieces by their connector types
+	The pieces are copies out of m_AllPieces and shouldn't be ever delete-d. */
+	cPiecesMap m_PiecesByConnector;
+
+
+	/** Adds the prefab to the m_PiecesByConnector map for all its connectors. */
+	void AddToPerConnectorMap(cPrefab * a_Prefab);
+	
+	// cPiecePool overrides:
+	virtual cPieces GetPiecesWithConnector(int a_ConnectorType) override;
+	virtual cPieces GetStartingPieces(void) override;
+	virtual int GetPieceWeight(const cPlacedPiece & a_PlacedPiece, const cPiece::cConnector & a_ExistingConnector, const cPiece & a_NewPiece) override;
+	virtual void PiecePlaced(const cPiece & a_Piece) override;
+	virtual void Reset(void) override;
+} ;
+
+
+
+