Attempt to fix flying gravel and dirt - minetest.git - modified minetest for gpcfs purposes

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author	Perttu Ahola <celeron55@gmail.com>	2012-09-01 13:41:15 +0300
committer	Perttu Ahola <celeron55@gmail.com>	2012-09-01 13:41:15 +0300
commit	c0bd96d9b314e78a7aeb74b1bff70e1023b2f9e2 (patch)
tree	b289ba0f7d9fe240e146049a5326afa0b53a8c59 /src/scriptapi.cpp
parent	0f7728f84decb836bd7d025456315c297fe30435 (diff)
download	minetest-c0bd96d9b314e78a7aeb74b1bff70e1023b2f9e2.tar.gz minetest-c0bd96d9b314e78a7aeb74b1bff70e1023b2f9e2.tar.bz2 minetest-c0bd96d9b314e78a7aeb74b1bff70e1023b2f9e2.zip

Attempt to fix flying gravel and dirt

Diffstat (limited to 'src/scriptapi.cpp')

0 files changed, 0 insertions, 0 deletions

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/*
Minetest
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

#ifndef MAPBLOCK_HEADER
#define MAPBLOCK_HEADER

#include <set>
#include "debug.h"
#include "irr_v3d.h"
#include "mapnode.h"
#include "exceptions.h"
#include "constants.h"
#include "staticobject.h"
#include "nodemetadata.h"
#include "nodetimer.h"
#include "modifiedstate.h"
#include "util/numeric.h" // getContainerPos

class Map;
class NodeMetadataList;
class IGameDef;
class MapBlockMesh;
class VoxelManipulator;

#define BLOCK_TIMESTAMP_UNDEFINED 0xffffffff

/*// Named by looking towards z+
enum{
	FACE_BACK=0,
	FACE_TOP,
	FACE_RIGHT,
	FACE_FRONT,
	FACE_BOTTOM,
	FACE_LEFT
};*/

// NOTE: If this is enabled, set MapBlock to be initialized with
//       CONTENT_IGNORE.
/*enum BlockGenerationStatus
{
	// Completely non-generated (filled with CONTENT_IGNORE).
	BLOCKGEN_UNTOUCHED=0,
	// Trees or similar might have been blitted from other blocks to here.
	// Otherwise, the block contains CONTENT_IGNORE
	BLOCKGEN_FROM_NEIGHBORS=2,
	// Has been generated, but some neighbors might put some stuff in here
	// when they are generated.
	// Does not contain any CONTENT_IGNORE
	BLOCKGEN_SELF_GENERATED=4,
	// The block and all its neighbors have been generated
	BLOCKGEN_FULLY_GENERATED=6
};*/

#if 0
enum
{
	NODECONTAINER_ID_MAPBLOCK,
	NODECONTAINER_ID_MAPSECTOR,
	NODECONTAINER_ID_MAP,
	NODECONTAINER_ID_MAPBLOCKCACHE,
	NODECONTAINER_ID_VOXELMANIPULATOR,
};

class NodeContainer
{
public:
	virtual bool isValidPosition(v3s16 p) = 0;
	virtual MapNode getNode(v3s16 p) = 0;
	virtual void setNode(v3s16 p, MapNode & n) = 0;
	virtual u16 nodeContainerId() const = 0;

	MapNode getNodeNoEx(v3s16 p)
	{
		try{
			return getNode(p);
		}
		catch(InvalidPositionException &e){
			return MapNode(CONTENT_IGNORE);
		}
	}
};
#endif

/*
	MapBlock itself
*/

class MapBlock /*: public NodeContainer*/
{
public:
	MapBlock(Map *parent, v3s16 pos, IGameDef *gamedef, bool dummy=false);
	~MapBlock();
	
	/*virtual u16 nodeContainerId() const
	{
		return NODECONTAINER_ID_MAPBLOCK;
	}*/
	
	Map * getParent()
	{
		return m_parent;
	}

	void reallocate()
	{
		if(data != NULL)
			delete[] data;
		u32 l = MAP_BLOCKSIZE * MAP_BLOCKSIZE * MAP_BLOCKSIZE;
		data = new MapNode[l];
		for(u32 i=0; i<l; i++){
			//data[i] = MapNode();
			data[i] = MapNode(CONTENT_IGNORE);
		}
		raiseModified(MOD_STATE_WRITE_NEEDED, "reallocate");
	}

	/*
		Flags
	*/

	bool isDummy()
	{
		return (data == NULL);
	}
	void unDummify()
	{
		assert(isDummy());
		reallocate();
	}
	
	// m_modified methods
	void raiseModified(u32 mod, const std::string &reason="unknown")
	{
		if(mod > m_modified){
			m_modified = mod;
			m_modified_reason = reason;
			m_modified_reason_too_long = false;

			if(m_modified >= MOD_STATE_WRITE_AT_UNLOAD){
				m_disk_timestamp = m_timestamp;
			}
		} else if(mod == m_modified){
			if(!m_modified_reason_too_long){
				if(m_modified_reason.size() < 40)
					m_modified_reason += ", " + reason;
				else{
					m_modified_reason += "...";
					m_modified_reason_too_long = true;
				}
			}
		}
	}
	u32 getModified()
	{
		return m_modified;
	}
	std::string getModifiedReason()
	{
		return m_modified_reason;
	}
	void resetModified()
	{
		m_modified = MOD_STATE_CLEAN;
		m_modified_reason = "none";
		m_modified_reason_too_long = false;
	}
	
	// is_underground getter/setter
	bool getIsUnderground()
	{
		return is_underground;
	}
	void setIsUnderground(bool a_is_underground)
	{
		is_underground = a_is_underground;
		raiseModified(MOD_STATE_WRITE_NEEDED, "setIsUnderground");
	}

	void setLightingExpired(bool expired)
	{
		if(expired != m_lighting_expired){
			m_lighting_expired = expired;
			raiseModified(MOD_STATE_WRITE_NEEDED, "setLightingExpired");
		}
	}
	bool getLightingExpired()
	{
		return m_lighting_expired;
	}

	bool isGenerated()
	{
		return m_generated;
	}
	void setGenerated(bool b)
	{
		if(b != m_generated){
			raiseModified(MOD_STATE_WRITE_NEEDED, "setGenerated");
			m_generated = b;
		}
	}

	bool isValid()
	{
		if(m_lighting_expired)
			return false;
		if(data == NULL)
			return false;
		return true;
	}

	/*
		Position stuff
	*/

	v3s16 getPos()
	{
		return m_pos;
	}
		
	v3s16 getPosRelative()
	{
		return m_pos * MAP_BLOCKSIZE;
	}
		
	core::aabbox3d<s16> getBox()
	{
		return core::aabbox3d<s16>(getPosRelative(),
				getPosRelative()
				+ v3s16(MAP_BLOCKSIZE, MAP_BLOCKSIZE, MAP_BLOCKSIZE)
				- v3s16(1,1,1));
	}

	/*
		Regular MapNode get-setters
	*/
	
	bool isValidPosition(v3s16 p)
	{
		if(data == NULL)
			return false;
		return (p.X >= 0 && p.X < MAP_BLOCKSIZE
				&& p.Y >= 0 && p.Y < MAP_BLOCKSIZE
				&& p.Z >= 0 && p.Z < MAP_BLOCKSIZE);
	}

	MapNode getNode(s16 x, s16 y, s16 z)
	{
		if(data == NULL)
			throw InvalidPositionException();
		if(x < 0 || x >= MAP_BLOCKSIZE) throw InvalidPositionException();
		if(y < 0 || y >= MAP_BLOCKSIZE) throw InvalidPositionException();
		if(z < 0 || z >= MAP_BLOCKSIZE) throw InvalidPositionException();
		return data[z*MAP_BLOCKSIZE*MAP_BLOCKSIZE + y*MAP_BLOCKSIZE + x];
	}
	
	MapNode getNode(v3s16 p)
	{


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