From c0b62ef139a65ca648135fb6999e6623438fdd71 Mon Sep 17 00:00:00 2001
From: madmaxoft <github@xoft.cz>
Date: Thu, 24 Jul 2014 18:32:05 +0200
Subject: Added a queue for setting chunk data.

Fixes #1196.
---
 src/SetChunkData.h | 120 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100644 src/SetChunkData.h

(limited to 'src/SetChunkData.h')

diff --git a/src/SetChunkData.h b/src/SetChunkData.h
new file mode 100644
index 000000000..a2f776f6b
--- /dev/null
+++ b/src/SetChunkData.h
@@ -0,0 +1,120 @@
+
+// SetChunkData.h
+
+// Declares the cSetChunkData class used for sending loaded / generated chunk data into cWorld
+
+
+
+
+
+#pragma once
+
+
+
+
+
+class cSetChunkData
+{
+public:
+	/** Constructs a new instance with empty data.
+	Allocates new buffers for the block data.
+	Prefer to use this constructor, then fill the object with data and then send it to cWorld, as this will
+	reduce the copying required to queue the set operation. */
+	cSetChunkData(int a_ChunkX, int a_ChunkZ, bool a_ShouldMarkDirty);
+
+	/** Constructs a new instance based on data existing elsewhere, will copy all the memory. Prefer to use the
+	other constructor as much as possible.
+	Will move the entity and blockentity lists into the internal storage, and empty the a_Entities and
+	a_BlockEntities lists.
+	a_BlockTypes and a_BlockMetas must always be valid.
+	If either of the light arrays are NULL, the chunk data will be marked as not having any light at all and
+	will be scheduled for re-lighting once it is set into the chunkmap.
+	If a_Biomes is not valid, the internal flag is set and the world will calculate the biomes using the chunk
+	generator when setting the chunk data.
+	If a_HeightMap is not assigned, the world will calculate the heightmap based on the blocktypes when setting
+	the chunk data. */
+	cSetChunkData(
+		int a_ChunkX, int a_ChunkZ,
+		const BLOCKTYPE * a_BlockTypes,
+		const NIBBLETYPE * a_BlockMetas,
+		const NIBBLETYPE * a_BlockLight,
+		const NIBBLETYPE * a_SkyLight,
+		const cChunkDef::HeightMap * a_HeightMap,
+		const cChunkDef::BiomeMap * a_Biomes,
+		cEntityList & a_Entities,
+		cBlockEntityList & a_BlockEntities,
+		bool a_ShouldMarkDirty
+	);
+	
+	int GetChunkX(void) const { return m_ChunkX; }
+	int GetChunkZ(void) const { return m_ChunkZ; }
+	
+	/** Returns the internal storage of the block types, read-only. */
+	const cChunkDef::BlockTypes & GetBlockTypes(void) const { return m_BlockTypes; }
+	
+	/** Returns the internal storage of the block types, read-only. */
+	const cChunkDef::BlockNibbles & GetBlockMetas(void) const { return m_BlockMetas; }
+	
+	/** Returns the internal storage of the block light, read-only. */
+	const cChunkDef::BlockNibbles & GetBlockLight(void) const { return m_BlockLight; }
+	
+	/** Returns the internal storage of the block types, read-only. */
+	const cChunkDef::BlockNibbles & GetSkyLight(void) const { return m_SkyLight; }
+	
+	/** Returns the internal storage for heightmap, read-only. */
+	const cChunkDef::HeightMap & GetHeightMap(void) const { return m_HeightMap; }
+	
+	/** Returns the internal storage for biomes, read-write. */
+	cChunkDef::BiomeMap & GetBiomes(void) { return m_Biomes; }
+	
+	/** Returns the internal storage for entities, read-write. */
+	cEntityList & GetEntities(void) { return m_Entities; }
+	
+	/** Returns the internal storage for block entities, read-write. */
+	cBlockEntityList & GetBlockEntities(void) { return m_BlockEntities; }
+	
+	/** Returns whether both light arrays stored in this object are valid. */
+	bool IsLightValid(void) const { return m_IsLightValid; }
+	
+	/** Returns whether the heightmap stored in this object is valid. */
+	bool IsHeightMapValid(void) const { return m_IsHeightMapValid; }
+
+	/** Returns whether the biomes stored in this object are valid. */
+	bool AreBiomesValid(void) const { return m_AreBiomesValid; }
+	
+	/** Returns whether the chunk should be marked as dirty after its data is set.
+	Used by the generator to save chunks after generating. */
+	bool ShouldMarkDirty(void) const { return m_ShouldMarkDirty; }
+	
+	/** Marks the biomes stored in this object as valid. */
+	void MarkBiomesValid(void) { m_AreBiomesValid = true; }
+	
+	/** Calculates the heightmap based on the contained blocktypes and marks it valid. */
+	void CalculateHeightMap(void);
+
+protected:
+	int m_ChunkX;
+	int m_ChunkZ;
+	
+	cChunkDef::BlockTypes m_BlockTypes;
+	cChunkDef::BlockNibbles m_BlockMetas;
+	cChunkDef::BlockNibbles m_BlockLight;
+	cChunkDef::BlockNibbles m_SkyLight;
+	cChunkDef::HeightMap m_HeightMap;
+	cChunkDef::BiomeMap m_Biomes;
+	cEntityList m_Entities;
+	cBlockEntityList m_BlockEntities;
+	
+	bool m_IsLightValid;
+	bool m_IsHeightMapValid;
+	bool m_AreBiomesValid;
+	bool m_ShouldMarkDirty;
+};
+
+typedef SharedPtr<cSetChunkData> cSetChunkDataPtr;  // TODO: Change to unique_ptr once we go C++11
+typedef std::vector<cSetChunkDataPtr> cSetChunkDataPtrs;
+
+
+
+
+
-- 
cgit v1.2.3