diff options
| -rw-r--r-- | src/Generating/GridStructGen.cpp | 35 | ||||
| -rw-r--r-- | src/Generating/GridStructGen.h | 16 |
2 files changed, 42 insertions, 9 deletions
diff --git a/src/Generating/GridStructGen.cpp b/src/Generating/GridStructGen.cpp index 3bbc89054..23946e2e9 100644 --- a/src/Generating/GridStructGen.cpp +++ b/src/Generating/GridStructGen.cpp @@ -9,6 +9,34 @@ +/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +// cEmptyStructure: + +/** A cStructure descendant representing an empty structure. +Used when the generator descended from cGridStructGen doesn't return any structure, to keep at least the +Origin coords so that the structure isn't queried over and over again. */ +class cEmptyStructure : + public cGridStructGen::cStructure +{ + typedef cGridStructGen::cStructure super; + +public: + cEmptyStructure(int a_OriginX, int a_OriginZ) : + super(a_OriginX, a_OriginZ) + { + } + +protected: + virtual void DrawIntoChunk(cChunkDesc & a_ChunkDesc) override + { + // Do nothing + } +} ; + + + + + cGridStructGen::cGridStructGen( int a_Seed, int a_GridSizeX, int a_GridSizeZ, @@ -81,7 +109,12 @@ void cGridStructGen::GetStructuresForChunk(int a_ChunkX, int a_ChunkZ, cStructur } // for itr - a_Structures[] if (!Found) { - a_Structures.push_back(CreateStructure(OriginX, OriginZ)); + cStructurePtr Structure = CreateStructure(OriginX, OriginZ); + if (Structure.get() == NULL) + { + Structure.reset(new cEmptyStructure(OriginX, OriginZ)); + } + a_Structures.push_back(Structure); } } // for z } // for x diff --git a/src/Generating/GridStructGen.h b/src/Generating/GridStructGen.h index 234cc75c5..630a5e44e 100644 --- a/src/Generating/GridStructGen.h +++ b/src/Generating/GridStructGen.h @@ -39,14 +39,6 @@ class cGridStructGen : public cFinishGen { public: - cGridStructGen( - int a_Seed, - int a_GridSizeX, int a_GridSizeZ, - int a_MaxStructureSizeX, int a_MaxStructureSizeZ, - size_t a_MaxCacheSize - ); - -protected: /** Represents a single structure that occupies the grid point. Knows how to draw itself into a chunk. */ class cStructure { @@ -75,6 +67,14 @@ protected: typedef std::list<cStructurePtr> cStructurePtrs; + cGridStructGen( + int a_Seed, + int a_GridSizeX, int a_GridSizeZ, + int a_MaxStructureSizeX, int a_MaxStructureSizeZ, + size_t a_MaxCacheSize + ); + +protected: /** Seed for generating the semi-random grid. */ int m_Seed; |