index : advtrains.git	atcjit departureboard doc l10n luaatcdebug master new-ks new-ks-orwell profiler route_prog_rework techage trainhud-unifont unittests-srht
	Advtrains mod for minetest.	orwell

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log msg author committer range

Branch	Commit message	Author	Age
atcjit	Add scheduling commands	ywang	3 years
departureboard	Add register_function command so mods can register their own functons	gpcf	14 months
doc	Fix signal direction	Y. Wang	19 months
l10n	Minor: str:sub -> string.sub for consistency with the rest of the code	Y. Wang	3 months
luaatcdebug	Add commands for dangerous mode.	Gabriel Pérez-Cerezo	3 years
master	Fix for broken get_trains_at, fixing LuaATC/Lines Scheduler execution	orwell	2 months
new-ks	Set Zs3v only if upcoming speed limit is stricter	Y. Wang	2 months
new-ks-orwell	Fully implement and test new aspect support/distant signalling on ks and japa...	orwell	3 months
profiler	More profiling instructions	orwell96	5 years
route_prog_rework	SmartRoute: Implement auto route search and first prototype	orwell	2 weeks
techage	Liquid spigots: modify texture to appear blue (better optical distinction), a...	orwell96	12 months
trainhud-unifont	Add workarounds to not break MT 5.3.0 compat	Y. Wang	2 years
unittests-srht	rewrite readme in markdown, add more information	Gabriel Pérez-Cerezo	3 years
Tag	Download	Author	Age
release-2.4.3	advtrains-release-2.4.3.tar.gz  advtrains-release-2.4.3.tar.bz2  advtrains-release-2.4.3.zip	orwell96	12 months
release-2.4.2	advtrains-release-2.4.2.tar.gz  advtrains-release-2.4.2.tar.bz2  advtrains-release-2.4.2.zip	Maverick2797	16 months
release-1.x	advtrains-release-1.x.tar.gz  advtrains-release-1.x.tar.bz2  advtrains-release-1.x.zip	orwell96	2 years
release-2.4.1	advtrains-release-2.4.1.tar.gz  advtrains-release-2.4.1.tar.bz2  advtrains-release-2.4.1.zip	ywang	3 years
release-2.4.0	advtrains-release-2.4.0.tar.gz  advtrains-release-2.4.0.tar.bz2  advtrains-release-2.4.0.zip	orwell96	3 years
release-2.3.1	advtrains-release-2.3.1.tar.gz  advtrains-release-2.3.1.tar.bz2  advtrains-release-2.3.1.zip	orwell96	3 years
release-2.3.0	advtrains-release-2.3.0.tar.gz  advtrains-release-2.3.0.tar.bz2  advtrains-release-2.3.0.zip	orwell96	3 years
release-2.2.1	advtrains-release-2.2.1.tar.gz  advtrains-release-2.2.1.tar.bz2  advtrains-release-2.2.1.zip	ywang	3 years
release-2.2.0	advtrains-release-2.2.0.tar.gz  advtrains-release-2.2.0.tar.bz2  advtrains-release-2.2.0.zip	orwell96	3 years
release-2.1.4	advtrains-release-2.1.4.tar.gz  advtrains-release-2.1.4.tar.bz2  advtrains-release-2.1.4.zip	Blockhead	4 years
release-2.1.3	advtrains-release-2.1.3.tar.gz  advtrains-release-2.1.3.tar.bz2  advtrains-release-2.1.3.zip	orwell96	4 years
h137-rc2	advtrains-h137-rc2.tar.gz  advtrains-h137-rc2.tar.bz2  advtrains-h137-rc2.zip	ywang	4 years
release-2.1.2	advtrains-release-2.1.2.tar.gz  advtrains-release-2.1.2.tar.bz2  advtrains-release-2.1.2.zip	Gabriel Pérez-Cerezo	4 years
h137-rc1	advtrains-h137-rc1.tar.gz  advtrains-h137-rc1.tar.bz2  advtrains-h137-rc1.zip	ywang	4 years
MT0.4	advtrains-MT0.4.tar.gz  advtrains-MT0.4.tar.bz2  advtrains-MT0.4.zip	Blockhead	5 years

generated by cgit v1.2.3 (git 2.25.1) at 2024-07-07 04:33:46 +0000

/*
Minetest-c55
Copyright (C) 2010 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 General Public License as published by
the Free Software Foundation; either version 2 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 General Public License for more details.

You should have received a copy of the GNU 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 MAPBLOCKOBJECT_HEADER
#define MAPBLOCKOBJECT_HEADER

#include "common_irrlicht.h"
#include <math.h>
#include <string>
#include "serialization.h"
#include "mapnode.h"
#include "constants.h"
#include "debug.h"

#define MAPBLOCKOBJECT_TYPE_PLAYER 0
#define MAPBLOCKOBJECT_TYPE_SIGN 2
#define MAPBLOCKOBJECT_TYPE_RAT 3
#define MAPBLOCKOBJECT_TYPE_ITEM 4
// Used for handling selecting special stuff
//#define MAPBLOCKOBJECT_TYPE_PSEUDO 1000

class MapBlock;

class MapBlockObject
{
public:
	MapBlockObject(MapBlock *block, s16 id, v3f pos):
		m_collision_box(NULL),
		m_selection_box(NULL),
		m_block(block),
		m_id(id),
		m_pos(pos)
	{
	}
	virtual ~MapBlockObject()
	{
	}

	s16 getId()
	{
		return m_id;
	}
	MapBlock* getBlock()
	{
		return m_block;
	}
	
	// Writes id, pos and typeId
	void serializeBase(std::ostream &os, u8 version)
	{
		u8 buf[6];

		// id
		writeS16(buf, m_id);
		os.write((char*)buf, 2);
		
		// position
		// stored as x1000/BS v3s16
		v3s16 pos_i(m_pos.X*1000/BS, m_pos.Y*1000/BS, m_pos.Z*1000/BS);
		writeV3S16(buf, pos_i);
		os.write((char*)buf, 6);

		// typeId
		writeU16(buf, getTypeId());
		os.write((char*)buf, 2);
	}
	
	// Position where the object is drawn relative to block
	virtual v3f getRelativeShowPos()
	{
		return m_pos;
	}
	// Get floating point position on map
	v3f getAbsolutePos();

	void setBlockChanged();

	// Shootline is relative to block
	bool isSelected(core::line3d<f32> shootline)
	{
		if(m_selection_box == NULL)
			return false;

		core::aabbox3d<f32> offsetted_box(
				m_selection_box->MinEdge + m_pos,
				m_selection_box->MaxEdge + m_pos
		);

		return offsetted_box.intersectsWithLine(shootline);
	}

	core::aabbox3d<f32> getSelectionBoxOnMap()
	{
		v3f absolute_pos = getAbsolutePos();

		core::aabbox3d<f32> box(
				m_selection_box->MinEdge + absolute_pos,
				m_selection_box->MaxEdge + absolute_pos
		);

		return box;
	}
	
	/*
		Implementation interface
	*/

	virtual u16 getTypeId() const = 0;
	// Shall call serializeBase and then write the parameters
	virtual void serialize(std::ostream &os, u8 version) = 0;
	// Shall read parameters from stream
	virtual void update(std::istream &is, u8 version) = 0;

	virtual std::string getInventoryString() { return "None"; }
	
	// Reimplementation shall call this.
	virtual void updatePos(v3f pos)
	{
		m_pos = pos;
	}
	
	// Shall move the object around, modify it and possibly delete it.
	// Typical dtimes are 0.2 and 10000.
	// A return value of true requests deletion of the object by the caller.
	// NOTE: Only server calls this.
	virtual bool serverStep(float dtime, u32 daynight_ratio)
	{ return false; };

#ifdef SERVER
	void clientStep(float dtime) {};
	void addToScene(void *smgr) {};
	void removeFromScene() {};
	void updateLight(u8 light_at_pos) {};
#else
	// This should do slight animations only or so
	virtual void clientStep(float dtime) {};

	// NOTE: These functions should do nothing if the asked state is
	//       same as the current state
	// Shall add and remove relevant scene nodes for rendering the
	// object in the game world
	virtual void addToScene(scene::ISceneManager *smgr) = 0;
	// Shall remove stuff from the scene
	// Should return silently if there is nothing to remove
	// NOTE: This has to be called before calling destructor
	virtual void removeFromScene() = 0;
	
	// 0 <= light_at_pos <= LIGHT_SUN
	virtual void updateLight(u8 light_at_pos) {};
#endif

	virtual std::string infoText() { return ""; }
	
	// Shall be left NULL if doesn't collide
	// Position is relative to m_pos in block
	core::aabbox3d<f32> * m_collision_box;
	
	// Shall be left NULL if can't be selected
	core::aabbox3d<f32> * m_selection_box;

protected:
	MapBlock *m_block;
	// This differentiates the instance of the object
	// Not same as typeId.
	s16 m_id;
	// Position of the object inside the block
	// Units is node coordinates * BS
	v3f m_pos;

	friend class MapBlockObjectList;
};

#if 0
/*
	Used for handling selections of special stuff
*/
class PseudoMBObject : public MapBlockObject
{
public:
	// The constructor of every MapBlockObject should be like this
	PseudoMBObject(MapBlock *block, s16 id, v3f pos):
		MapBlockObject(block, id, pos)
	{
	}
	virtual ~PseudoMBObject()
	{
		if(m_selection_box)
			delete m_selection_box;
	}
	
	/*
		Implementation interface
	*/
	virtual u16 getTypeId() const
	{
		return MAPBLOCKOBJECT_TYPE_PSEUDO;
	}
	virtual void serialize(std::ostream &os, u8 version)
	{
		assert(0);
	}
	virtual void update(std::istream &is, u8 version)
	{
		assert(0);
	}
	virtual bool serverStep(float dtime, u32 daynight_ratio)
	{
		assert(0);
	}

	/*
		Special methods
	*/
	
	void setSelectionBox(core::aabbox3d<f32> box)
	{
		m_selection_box = new core::aabbox3d<f32>(box);
	}
	
protected:
};
#endif

class MovingObject : public MapBlockObject
{
public:
	// The constructor of every MapBlockObject should be like this
	MovingObject(MapBlock *block, s16 id, v3f pos):
		MapBlockObject(block, id, pos),
		m_speed(0,0,0),
		m_oldpos(pos),
		m_pos_animation_time(0),
		m_showpos(pos)
	{
		m_touching_ground = false;
	}
	virtual ~MovingObject()
	{
	}
	
	/*
		Implementation interface
	*/
	
	virtual u16 getTypeId() const = 0;

	virtual void serialize(std::ostream &os, u8 version)
	{
		serializeBase(os, version);

		u8 buf[6];

		// Write speed
		// stored as x100/BS v3s16
		v3s16 speed_i(m_speed.X*100/BS, m_speed.Y*100/BS, m_speed.Z*100/BS);
		writeV3S16(buf, speed_i);
		os.write((char*)buf, 6);
	}
	virtual void update(std::istream &is, u8 version)
	{
		u8 buf[6];
		
		// Read speed
		// stored as x100/BS v3s16
		is.read((char*)buf, 6);
		v3s16 speed_i = readV3S16(buf);
		v3f speed((f32)speed_i.X/100*BS,
				(f32)speed_i.Y/100*BS,
				(f32)speed_i.Z/100*BS);

		m_speed = speed;
	}
	
	// Reimplementation shall call this.
	virtual void updatePos(v3f pos)
	{
		m_oldpos = m_showpos;
		m_pos = pos;
		
		if(m_pos_animation_time < 0.001 || m_pos_animation_time > 1.0)
			m_pos_animation_time = m_pos_animation_time_counter;
		else
			m_pos_animation_time = m_pos_animation_time * 0.9
					+ m_pos_animation_time_counter * 0.1;
		m_pos_animation_time_counter = 0;
		m_pos_animation_counter = 0;
	}
	
	// Position where the object is drawn relative to block
	virtual v3f getRelativeShowPos()
	{
		return m_showpos;
	}
	// Returns m_showpos relative to whole map
	v3f getAbsoluteShowPos();

	virtual bool serverStep(float dtime, u32 daynight_ratio)
	{ return false; };
	virtual void clientStep(float dtime)
	{};
	
	/*virtual void addToScene(scene::ISceneManager *smgr) = 0;
	virtual void removeFromScene() = 0;*/

	/*
		Special methods
	*/
	
	// Move with collision detection, server side