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authorDamián Imrich <damian@haze.sk>2021-04-08 12:24:59 +0200
committerGitHub <noreply@github.com>2021-04-08 12:24:59 +0200
commitbefe132861b1995dfe776d4e134a90fc243d1a17 (patch)
treeee11f50ccb917718a4da7282a8e5243193571847 /src/Generating/PiecePool.h
parentObsidian pillars, end fountain, not Ender dragon spawning (#4993) (diff)
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Diffstat (limited to 'src/Generating/PiecePool.h')
-rw-r--r--src/Generating/PiecePool.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/src/Generating/PiecePool.h b/src/Generating/PiecePool.h
index 8beaf0c31..5897f32c7 100644
--- a/src/Generating/PiecePool.h
+++ b/src/Generating/PiecePool.h
@@ -148,12 +148,41 @@ public:
typedef std::shared_ptr<cVerticalLimit> cVerticalLimitPtr;
+ /** Base class (interface) for piece modifiers. */
+ class cPieceModifier
+ {
+ public:
+ // Force a virtual destructor in descendants
+ virtual ~cPieceModifier() {}
+
+ /** Initializes the modifier's parameters from the string
+ representation. a_Params is the string containing only the parameters
+ If a_LogWarnings is true, logs any problems to the console.
+ Returns true if successful, false if the string parsing failed.
+ Used when loading the modifier from a file. */
+ virtual bool InitializeFromString(const AString & a_Params, bool a_LogWarnings) = 0;
+
+ /** Called prior to writing piece to a chunk, so that modifiers can modify blocks in the blockarea */
+ virtual void Modify(cBlockArea & a_Image, const Vector3i a_PiecePos, const int a_PieceNumRotations) = 0;
+
+ /** Called when the piece pool is assigned to a generator,
+ so that the modifiers can access world seed. */
+ virtual void AssignSeed(int a_Seed) {}
+ };
+
+
+ typedef std::shared_ptr<cPieceModifier> cPieceModifierPtr;
+
+ typedef std::vector<cPieceModifierPtr> cPieceModifiers;
+
/** The strategy used for vertical placement of this piece when it is used as a starting piece. */
cVerticalStrategyPtr m_VerticalStrategy;
/** The checker that verifies each placement's vertical position. */
cVerticalLimitPtr m_VerticalLimit;
+ /** The modifiers which are modifying piece's blocks. */
+ cPieceModifiers m_Modifiers;
/** Returns all of the available connectors that the piece has.
Each connector has a (relative) position in the piece, and a type associated with it. */
@@ -196,6 +225,11 @@ public:
return m_VerticalLimit;
}
+ cPieceModifiers GetModifiers(void) const
+ {
+ return m_Modifiers;
+ }
+
/** Sets the vertical strategy based on the description in the string.
If a_LogWarnings is true, logs the parsing problems into the server console.
Returns true if successful, false if strategy parsing failed (no strategy assigned). */
@@ -206,6 +240,12 @@ public:
If a_LogWarnings is true, any problem is reported into the server console. */
bool SetVerticalLimitFromString(const AString & a_LimitDesc, bool a_LogWarnings);
+ /** Sets the modifiers with their params in the string.
+ If a_LogWarnings is true, logs the parsing problems into the server console.
+ Returns true if successful, false if strategy parsing failed (no strategy
+ assigned). */
+ bool SetPieceModifiersFromString(const AString & a_Definition, bool a_LogWarnings);
+
/** Returns a copy of the a_Pos after rotating the piece the specified number of CCW rotations. */
Vector3i RotatePos(const Vector3i & a_Pos, int a_NumCCWRotations) const;