added drawallfaces to luaentities

Conflicts:
	src/scriptapi.cpp

data/builtin.lua

@@ -159,7 +159,6 @@ function minetest.get_node_drops(nodename, toolname)
 	local drop = ItemStack({name=nodename}):get_definition().drop
 	if drop == nil then
 		-- default drop
-		print("default drop: " .. nodename)
 		return {ItemStack({name=nodename})}
 	elseif type(drop) == "string" then
 		-- itemstring drop

data/mods/default/init.lua

@@ -114,10 +114,10 @@
 -- minetest.chat_send_player(name, text)
 -- minetest.get_player_privs(name) -> set of privs
 -- minetest.get_inventory(location) -> InvRef
--- minetest.get_current_modname() -> string
--- minetest.get_modpath(modname) -> eg. "/home/user/.minetest/usermods/modname"
 -- ^ location = eg. {type="player", name="celeron55"}
 --                  {type="node", pos={x=, y=, z=}}
+-- minetest.get_current_modname() -> string
+-- minetest.get_modpath(modname) -> eg. "/home/user/.minetest/usermods/modname"
 --
 -- minetest.debug(line)
 -- ^ Goes to dstream
@@ -169,6 +169,8 @@
 -- - get_meta(pos) -- Get a NodeMetaRef at that position
 -- - get_player_by_name(name) -- Get an ObjectRef to a player
 -- - get_objects_inside_radius(pos, radius)
+-- - set_timeofday(val): val: 0...1; 0 = midnight, 0.5 = midday
+-- - get_timeofday()
 --
 -- NodeMetaRef (this stuff is subject to change in a future version)
 -- - get_type()

data/mods/experimental/init.lua

@@ -4,6 +4,8 @@
 
 -- For testing random stuff
 
+experimental = {}
+
 function on_step(dtime)
 	-- print("experimental on_step")
 	--[[
@@ -20,6 +22,26 @@ function on_step(dtime)
 		end
 	end
 	--]]
+	--[[
+	if experimental.t1 == nil then
+		experimental.t1 = 0
+	end
+	experimental.t1 = experimental.t1 + dtime
+	if experimental.t1 >= 2 then
+		experimental.t1 = experimental.t1 - 2
+		minetest.log("time of day is "..minetest.env:get_timeofday())
+		if experimental.day then
+			minetest.log("forcing day->night")
+			experimental.day = false
+			minetest.env:set_timeofday(0.0)
+		else
+			minetest.log("forcing night->day")
+			experimental.day = true
+			minetest.env:set_timeofday(0.5)
+		end
+		minetest.log("time of day is "..minetest.env:get_timeofday())
+	end
+	--]]
 end
 minetest.register_globalstep(on_step)
 

src/CMakeLists.txt

@@ -114,6 +114,7 @@ set(common_SRCS
 	collision.cpp
 	nodemetadata.cpp
 	serverobject.cpp
+	serverlinkableobject.cpp
 	noise.cpp
 	porting.cpp
 	materials.cpp
@@ -166,6 +167,7 @@ set(minetest_SRCS
 	camera.cpp
 	clouds.cpp
 	clientobject.cpp
+	clientlinkableobject.cpp
 	guiMainMenu.cpp
 	guiKeyChangeMenu.cpp
 	guiMessageMenu.cpp

src/camera.cpp

@@ -40,8 +40,6 @@ Camera::Camera(scene::ISceneManager* smgr, MapDrawControl& draw_control):
 	m_wieldlight(0),
 
 	m_draw_control(draw_control),
-	m_viewing_range_min(5.0),
-	m_viewing_range_max(5.0),
 
 	m_camera_position(0,0,0),
 	m_camera_direction(0,0,0),
@@ -50,7 +48,6 @@ Camera::Camera(scene::ISceneManager* smgr, MapDrawControl& draw_control):
 	m_fov_x(1.0),
 	m_fov_y(1.0),
 
-	m_wanted_frametime(0.0),
 	m_added_frametime(0),
 	m_added_frames(0),
 	m_range_old(0),
@@ -79,8 +76,6 @@ Camera::Camera(scene::ISceneManager* smgr, MapDrawControl& draw_control):
 	m_wieldmgr = smgr->createNewSceneManager();
 	m_wieldmgr->addCameraSceneNode();
 	m_wieldnode = m_wieldmgr->addMeshSceneNode(createCubeMesh(v3f(1,1,1)), NULL);  // need a dummy mesh
-
-	updateSettings();
 }
 
 Camera::~Camera()
@@ -259,14 +254,17 @@ void Camera::update(LocalPlayer* player, f32 frametime, v2u32 screensize)
 	// *100.0 helps in large map coordinates
 	m_cameranode->setTarget(m_camera_position + 100 * m_camera_direction);
 
-	// FOV and and aspect ratio
+	// Get FOV setting
+	f32 fov_degrees = g_settings->getFloat("fov");
+	fov_degrees = MYMAX(fov_degrees, 10.0);
+	fov_degrees = MYMIN(fov_degrees, 170.0);
+
+	// FOV and aspect ratio
 	m_aspect = (f32)screensize.X / (f32) screensize.Y;
+	m_fov_y = fov_degrees * PI / 180.0;
 	m_fov_x = 2 * atan(0.5 * m_aspect * tan(m_fov_y));
 	m_cameranode->setAspectRatio(m_aspect);
 	m_cameranode->setFOV(m_fov_y);
-	// Just so big a value that everything rendered is visible
-	// Some more allowance that m_viewing_range_max * BS because of active objects etc.
-	m_cameranode->setFarValue(m_viewing_range_max * BS * 10);
 
 	// Position the wielded item
 	v3f wield_position = v3f(45, -35, 65);
@@ -343,7 +341,18 @@ void Camera::updateViewingRange(f32 frametime_in)
 			<<m_draw_control.blocks_would_have_drawn
 			<<std::endl;*/
 
-	m_draw_control.wanted_min_range = m_viewing_range_min;
+	// Get current viewing range and FPS settings
+	f32 viewing_range_min = g_settings->getS16("viewing_range_nodes_min");
+	viewing_range_min = MYMAX(5.0, viewing_range_min);
+
+	f32 viewing_range_max = g_settings->getS16("viewing_range_nodes_max");
+	viewing_range_max = MYMAX(viewing_range_min, viewing_range_max);
+
+	f32 wanted_fps = g_settings->getFloat("wanted_fps");
+	wanted_fps = MYMAX(wanted_fps, 1.0);
+	f32 wanted_frametime = 1.0 / wanted_fps;
+
+	m_draw_control.wanted_min_range = viewing_range_min;
 	m_draw_control.wanted_max_blocks = (2.0*m_draw_control.blocks_would_have_drawn)+1;
 	if (m_draw_control.wanted_max_blocks < 10)
 		m_draw_control.wanted_max_blocks = 10;
@@ -362,13 +371,13 @@ void Camera::updateViewingRange(f32 frametime_in)
 	m_added_frametime = 0.0;
 	m_added_frames = 0;
 
-	f32 wanted_frametime_change = m_wanted_frametime - frametime;
+	f32 wanted_frametime_change = wanted_frametime - frametime;
 	//dstream<<"wanted_frametime_change="<<wanted_frametime_change<<std::endl;
 
 	// If needed frametime change is small, just return
 	// This value was 0.4 for many months until 2011-10-18 by c55;
 	// Let's see how this works out.
-	if (fabs(wanted_frametime_change) < m_wanted_frametime*0.33)
+	if (fabs(wanted_frametime_change) < wanted_frametime*0.33)
 	{
 		//dstream<<"ignoring small wanted_frametime_change"<<std::endl;
 		return;
@@ -421,8 +430,8 @@ void Camera::updateViewingRange(f32 frametime_in)
 	new_range += wanted_range_change;
 	
 	//f32 new_range_unclamped = new_range;
-	new_range = MYMAX(new_range, m_viewing_range_min);
-	new_range = MYMIN(new_range, m_viewing_range_max);
+	new_range = MYMAX(new_range, viewing_range_min);
+	new_range = MYMIN(new_range, viewing_range_max);
 	/*dstream<<"new_range="<<new_range_unclamped
 			<<", clamped to "<<new_range<<std::endl;*/
 
@@ -430,24 +439,11 @@ void Camera::updateViewingRange(f32 frametime_in)
 
 	m_range_old = new_range;
 	m_frametime_old = frametime;
-}
 
-void Camera::updateSettings()
-{
-	m_viewing_range_min = g_settings->getS16("viewing_range_nodes_min");
-	m_viewing_range_min = MYMAX(5.0, m_viewing_range_min);
+	// Just so big a value that everything rendered is visible
+	// Some more allowance than viewing_range_max * BS because of active objects etc.
+	m_cameranode->setFarValue(viewing_range_max * BS * 10);
 
-	m_viewing_range_max = g_settings->getS16("viewing_range_nodes_max");
-	m_viewing_range_max = MYMAX(m_viewing_range_min, m_viewing_range_max);
-
-	f32 fov_degrees = g_settings->getFloat("fov");
-	fov_degrees = MYMAX(fov_degrees, 10.0);
-	fov_degrees = MYMIN(fov_degrees, 170.0);
-	m_fov_y = fov_degrees * PI / 180.0;
-
-	f32 wanted_fps = g_settings->getFloat("wanted_fps");
-	wanted_fps = MYMAX(wanted_fps, 1.0);
-	m_wanted_frametime = 1.0 / wanted_fps;
 }
 
 void Camera::setDigging(s32 button)

src/camera.h

@@ -110,9 +110,6 @@ class Camera
 	// Render distance feedback loop
 	void updateViewingRange(f32 frametime_in);
 
-	// Update settings from g_settings
-	void updateSettings();
-
 	// Start digging animation
 	// Pass 0 for left click, 1 for right click
 	void setDigging(s32 button);
@@ -139,11 +136,6 @@ class Camera
 	// draw control
 	MapDrawControl& m_draw_control;
 
-	// viewing_range_min_nodes setting
-	f32 m_viewing_range_min;
-	// viewing_range_max_nodes setting
-	f32 m_viewing_range_max;
-
 	// Absolute camera position
 	v3f m_camera_position;
 	// Absolute camera direction
@@ -155,7 +147,6 @@ class Camera
 	f32 m_fov_y;
 
 	// Stuff for viewing range calculations
-	f32 m_wanted_frametime;
 	f32 m_added_frametime;
 	s16 m_added_frames;
 	f32 m_range_old;

src/clientlinkableobject.cpp

@@ -0,0 +1,123 @@
+/*
+Minetest-c55
+Copyright (C) 2010-2012 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2012 sapier sapier at gmx dot net
+
+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.
+*/
+
+#include "clientlinkableobject.h"
+
+ClientLinkableObject::ClientLinkableObject() {
+
+	this->m_Parent = NULL;
+}
+
+ClientLinkableObject::~ClientLinkableObject() {
+	if (this->isLinked())
+		this->unlink(this);
+}
+
+
+void ClientLinkableObject::link(ClientLinkableObject* entity) {
+	//TODO check if entity is already linkt (shouldn't be the case but just to be sure)
+	this->m_LinkedObjects.push_back(entity);
+}
+
+void ClientLinkableObject::unlink(ClientLinkableObject* entity) {
+	this->m_LinkedObjects.remove(entity);
+}
+
+
+void ClientLinkableObject::stepLinkedObjects(v3f pos,float dtime) {
+	for(std::list<ClientLinkableObject*>::iterator i = this->m_LinkedObjects.begin();
+			i != this->m_LinkedObjects.end(); i++) {
+			(*i)->setPosition(pos,dtime);
+	}
+}
+
+bool ClientLinkableObject::handleLinkUnlinkMessages(u8 cmd,std::istringstream* is,ClientEnvironment *m_env) {
+	if(cmd == AO_Message_type::Link) // Link entity
+		{
+			//Object to link entity to
+			u16 object_id = readU16(*is);
+			//offset against linked object
+			v3f offset    = readV3F1000(*is);
+
+			ClientActiveObject* parent_cao = m_env->getActiveObject(object_id);
+
+			ClientLinkableObject* parent = dynamic_cast<ClientLinkableObject*>(parent_cao);
+
+			if (parent != NULL) {
+				this->linkEntity(offset,parent);
+			}
+			else {
+				errorstream << "Invalid object to link to!" << std::endl;
+			}
+			return true;
+
+		}
+	else if(cmd == AO_Message_type::UnLink) // UnLink entity
+		{
+			if (this->m_Parent == NULL) {
+				errorstream << "Unlinking object not linked!" << std::endl;
+			}
+
+			this->unlinkEntity();
+			return true;
+		}
+
+	return false;
+}
+
+
+bool ClientLinkableObject::linkEntity(v3f offset, ClientLinkableObject* parent) {
+	//already linked unlink first
+	if (this->m_Parent != NULL) {
+		return false;
+	}
+
+	//TODO add linkchain support
+	if (this->m_LinkedObjects.size() > 0) {
+		return false;
+	}
+
+	parent->link(this);
+	updateLinkState(true);
+	this->m_linkOffset 	= offset;
+	this->m_Parent 	 	= parent;
+	return true;
+}
+
+
+bool ClientLinkableObject::unlinkEntity() {
+	if (this->m_Parent != NULL) {
+
+			updateLinkState(false);
+			this->m_Parent->unlink(this);
+			this->m_Parent = NULL;
+			return true;
+
+		}
+
+		return false;
+}
+
+bool ClientLinkableObject::isLinked() {
+	if (this->m_Parent != NULL)
+		return true;
+	else
+		return false;
+}

src/clientlinkableobject.h

@@ -0,0 +1,80 @@
+/*
+Minetest-c55
+Copyright (C) 2010-2012 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2012 sapier sapier at gmx dot net
+
+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 CLIENTLINKABLEOBJECT_H_
+#define CLIENTLINKABLEOBJECT_H_
+
+#include <list>
+#include <sstream>
+#include <irrlichttypes.h>
+#include "clientobject.h"
+#include "environment.h"
+#include "content_object.h"
+#include "utility.h"
+#include "log.h"
+
+
+//this ain't the right place to define this but until cao/sao split
+//is decided it'll have to stay here
+struct AO_Message_type {
+	static const u8 SetPosition      = 0x00;
+	static const u8 SetTextureMod    = 0x01;
+	static const u8 SetSprite        = 0x02;
+	static const u8 Punched          = 0x03;
+	static const u8 TakeDamage       = 0x04;
+	static const u8 Shoot            = 0x05;
+	static const u8 Link             = 0x06;
+	static const u8 UnLink           = 0x07;
+};
+
+
+class ClientLinkableObject {
+	public:
+		ClientLinkableObject();
+		~ClientLinkableObject();
+		//internal communication between entitys NOT to be used by user
+		void link(ClientLinkableObject* entity);
+		void unlink(ClientLinkableObject* entity);
+
+		virtual void setPosition(v3f toset, float dtime) = 0;
+		virtual void updateLinkState(bool value) = 0;
+
+	protected:
+		void stepLinkedObjects(v3f pos,float dtime);
+
+		bool handleLinkUnlinkMessages(u8 cmd,std::istringstream* is,ClientEnvironment *m_env);
+
+
+		//user driven functions (exported by lua)
+		bool linkEntity(v3f offset, ClientLinkableObject* parent);
+		bool unlinkEntity();
+
+		bool isLinked();
+		v3f  m_linkOffset;
+
+
+	private:
+		ClientLinkableObject* m_Parent;
+
+		std::list<ClientLinkableObject*> m_LinkedObjects;
+};
+
+
+#endif /* CLIENTLINKABLEOBJECT_H_ */

src/content_cao.cpp

@@ -1815,6 +1815,33 @@ class LuaEntityCAO : public ClientActiveObject
 			m_meshnode = smgr->addMeshSceneNode(mesh, NULL);
 			mesh->drop();
 			
+			m_meshnode->setScale(v3f(1));
+			// Will be shown when we know the brightness
+			m_meshnode->setVisible(false);
+		} else if(m_prop->visual == "cube_allfaces"){
+			infostream<<"LuaEntityCAO::addToScene(): cube_allfaces"<<std::endl;
+			scene::IMesh *mesh = createCubeMesh(v3f(BS,BS,BS),true);
+			m_meshnode = smgr->addMeshSceneNode(mesh, NULL);
+			mesh->drop();
+
+			m_meshnode->setScale(v3f(1));
+			// Will be shown when we know the brightness
+			m_meshnode->setVisible(false);
+		} else if (m_prop->visual == "plant") {
+			infostream<<"LuaEntityCAO::addToScene(): plant"<<std::endl;
+			scene::IMesh *mesh = createPlantMesh(v3f(BS,BS,BS));
+			m_meshnode = smgr->addMeshSceneNode(mesh, NULL);
+			mesh->drop();
+
+			m_meshnode->setScale(v3f(1));
+			// Will be shown when we know the brightness
+			m_meshnode->setVisible(false);
+		} else if (m_prop->visual == "cube_disorted") {
+			infostream<<"LuaEntityCAO::addToScene(): irregular_cube"<<std::endl;
+			scene::IMesh *mesh = createCubeMesh(v3f(BS,BS,BS), m_prop->collisionbox);
+			m_meshnode = smgr->addMeshSceneNode(mesh, NULL);
+			mesh->drop();
+
 			m_meshnode->setScale(v3f(1));
 			// Will be shown when we know the brightness
 			m_meshnode->setVisible(false);
@@ -1970,26 +1997,51 @@ class LuaEntityCAO : public ClientActiveObject
 					tsrc->getTextureRaw(texturestring));
 		}
 		if(m_meshnode){
-			for (u32 i = 0; i < 6; ++i)
-			{
-				std::string texturestring = "unknown_block.png";
-				if(m_prop->textures.size() > i)
-					texturestring = m_prop->textures[i];
-				texturestring += mod;
-				AtlasPointer ap = tsrc->getTexture(texturestring);
+			if (m_prop->visual == "plant") {
+				for (u32 i = 0; i < 4; ++i)	{
+					std::string texturestring = "unknown_block.png";
+					if(m_prop->textures.size() > 0)
+						texturestring = m_prop->textures[0];
+					texturestring += mod;
+					AtlasPointer ap = tsrc->getTexture(texturestring);
 
-				// Get the tile texture and atlas transformation
-				video::ITexture* atlas = ap.atlas;
-				v2f pos = ap.pos;
-				v2f size = ap.size;
+					// Get the tile texture and atlas transformation
+					video::ITexture* atlas = ap.atlas;
+					v2f pos = ap.pos;
+					v2f size = ap.size;
 
-				// Set material flags and texture
-				video::SMaterial& material = m_meshnode->getMaterial(i);
-				material.setFlag(video::EMF_LIGHTING, false);
-				material.setFlag(video::EMF_BILINEAR_FILTER, false);
-				material.setTexture(0, atlas);
-				material.getTextureMatrix(0).setTextureTranslate(pos.X, pos.Y);
-				material.getTextureMatrix(0).setTextureScale(size.X, size.Y);
+					// Set material flags and texture
+					video::SMaterial& material = m_meshnode->getMaterial(i);
+					material.setFlag(video::EMF_LIGHTING, false);
+					material.setFlag(video::EMF_BILINEAR_FILTER, false);
+					material.setTexture(0, atlas);
+					material.getTextureMatrix(0).setTextureTranslate(pos.X, pos.Y);
+					material.getTextureMatrix(0).setTextureScale(size.X, size.Y);
+					material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
+				}
+			}
+			else {
+				for (u32 i = 0; i < 6; ++i)	{
+					std::string texturestring = "unknown_block.png";
+					if(m_prop->textures.size() > i)
+						texturestring = m_prop->textures[i];
+					texturestring += mod;
+					AtlasPointer ap = tsrc->getTexture(texturestring);
+
+					// Get the tile texture and atlas transformation
+					video::ITexture* atlas = ap.atlas;
+					v2f pos = ap.pos;
+					v2f size = ap.size;
+
+					// Set material flags and texture
+					video::SMaterial& material = m_meshnode->getMaterial(i);
+					material.setFlag(video::EMF_LIGHTING, false);
+					material.setFlag(video::EMF_BILINEAR_FILTER, false);
+					material.setTexture(0, atlas);
+					material.getTextureMatrix(0).setTextureTranslate(pos.X, pos.Y);
+					material.getTextureMatrix(0).setTextureScale(size.X, size.Y);
+					material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
+				}
 			}
 		}
 	}

src/content_nodemeta.cpp

@@ -441,6 +441,10 @@ bool FurnaceNodeMetadata::step(float dtime)
 {
 	if(dtime > 60.0)
 		infostream<<"Furnace stepping a long time ("<<dtime<<")"<<std::endl;
+
+	InventoryList *dst_list = m_inventory->getList("dst");
+	assert(dst_list);
+
 	// Update at a fixed frequency
 	const float interval = 2.0;
 	m_step_accumulator += dtime;
@@ -452,8 +456,7 @@ bool FurnaceNodeMetadata::step(float dtime)
 
 		//infostream<<"Furnace step dtime="<<dtime<<std::endl;
 
-		InventoryList *dst_list = m_inventory->getList("dst");
-		assert(dst_list);
+		bool changed_this_loop = false;
 
 		// Check
 		// 1. if the source item is cookable
@@ -473,7 +476,7 @@ bool FurnaceNodeMetadata::step(float dtime)
 		bool burning = (m_fuel_time < m_fuel_totaltime);
 		if(burning)
 		{
-			changed = true;
+			changed_this_loop = true;
 			m_fuel_time += dtime;
 		}
 
@@ -483,7 +486,7 @@ bool FurnaceNodeMetadata::step(float dtime)
 			float burntime;
 			if(burning)
 			{
-				changed = true;
+				changed_this_loop = true;
 				m_src_time += dtime;
 				m_src_totaltime = cooktime;
 				infotext = "Furnace is cooking";
@@ -491,7 +494,7 @@ bool FurnaceNodeMetadata::step(float dtime)
 			else if(getBurnResult(true, burntime))
 			{
 				// Fuel inserted
-				changed = true;
+				changed_this_loop = true;
 				m_fuel_time = 0;
 				m_fuel_totaltime = burntime;
 				//m_src_time += dtime;
@@ -507,7 +510,7 @@ bool FurnaceNodeMetadata::step(float dtime)
 			if(m_src_totaltime > 0.001 && m_src_time >= m_src_totaltime)
 			{
 				// One item fully cooked
-				changed = true;
+				changed_this_loop = true;
 				dst_list->addItem(cookresult_item);
 				getCookResult(true, cookresult, cooktime); // decrement source
 				m_src_totaltime = 0;
@@ -541,7 +544,7 @@ bool FurnaceNodeMetadata::step(float dtime)
 		if(infotext != m_infotext)
 		{
 			m_infotext = infotext;
-			changed = true;
+			changed_this_loop = true;
 		}
 
 		if(burning && m_fuel_time >= m_fuel_totaltime)
@@ -550,7 +553,11 @@ bool FurnaceNodeMetadata::step(float dtime)
 			m_fuel_totaltime = 0;
 		}
 
-		if(!changed)
+		if(changed_this_loop)
+		{
+			changed = true;
+		}
+		else
 		{
 			m_step_accumulator = 0;
 			break;

src/content_sao.cpp

@@ -27,8 +27,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "materials.h" // For MaterialProperties and ToolDiggingProperties
 #include "gamedef.h"
 
-core::map<u16, ServerActiveObject::Factory> ServerActiveObject::m_types;
-
 /* Some helper functions */
 
 // Y is copied, X and Z change is limited

src/defaultsettings.cpp

@@ -43,14 +43,25 @@ void set_default_settings(Settings *settings)
 	settings->setDefault("keymap_rangeselect", "KEY_KEY_R");
 	settings->setDefault("keymap_freemove", "KEY_KEY_K");
 	settings->setDefault("keymap_fastmove", "KEY_KEY_J");
-	settings->setDefault("keymap_frametime_graph", "KEY_F1");
 	settings->setDefault("keymap_screenshot", "KEY_F12");
-	settings->setDefault("keymap_toggle_profiler", "KEY_F2");
+	settings->setDefault("keymap_toggle_hud", "KEY_F1");
+	settings->setDefault("keymap_toggle_chat", "KEY_F2");
 	settings->setDefault("keymap_toggle_force_fog_off", "KEY_F3");
 	settings->setDefault("keymap_toggle_update_camera", "KEY_F4");
+	settings->setDefault("keymap_toggle_debug", "KEY_F5");
+	settings->setDefault("keymap_toggle_profiler", "KEY_F6");
+	settings->setDefault("keymap_increase_viewing_range_min", "KEY_PRIOR");
+	settings->setDefault("keymap_decrease_viewing_range_min", "KEY_NEXT");
 	// Some (temporary) keys for debugging
 	settings->setDefault("keymap_print_debug_stacks", "KEY_KEY_P");
 
+	// Show debug info by default?
+	#ifdef NDEBUG
+	settings->setDefault("show_debug", "false");
+	#else
+	settings->setDefault("show_debug", "true");
+	#endif
+
 	settings->setDefault("wanted_fps", "30");
 	settings->setDefault("fps_max", "60");
 	settings->setDefault("viewing_range_nodes_max", "300");
@@ -66,7 +77,6 @@ void set_default_settings(Settings *settings)
 	settings->setDefault("new_style_water", "false");
 	settings->setDefault("new_style_leaves", "false");
 	settings->setDefault("smooth_lighting", "true");
-	settings->setDefault("frametime_graph", "false");
 	settings->setDefault("enable_texture_atlas", "true");
 	settings->setDefault("texture_path", "");
 	settings->setDefault("video_driver", "opengl");
@@ -84,7 +94,7 @@ void set_default_settings(Settings *settings)
 	// Server stuff
 	// "map-dir" doesn't exist by default.
 	settings->setDefault("motd", "");
-	settings->setDefault("max_users", "20");
+	settings->setDefault("max_users", "100");
 	settings->setDefault("strict_protocol_version_checking", "true");
 	settings->setDefault("creative_mode", "false");
 	settings->setDefault("enable_damage", "true");

src/environment.cpp

@@ -765,6 +765,21 @@ void ServerEnvironment::activateBlock(MapBlock *block, u32 additional_dtime)
 	abmhandler.apply(block);
 }
 
+core::list<MapNode> ServerEnvironment::getNodesInsideRadius(v3s16 pos, float radius)
+{
+	core::list<MapNode> nodes;
+	for (int i = pos.X - radius; i < pos.X + radius; i ++)
+	for (int j = pos.Y - radius; j < pos.Y + radius; j ++)
+	for (int k = pos.Z - radius; k < pos.Z + radius; k ++) {
+		v3s16 current_pos = v3s16(i,j,k);
+		if (current_pos.getDistanceFrom(pos) < radius) {
+			MapNode n = m_map->getNodeNoEx(current_pos);
+			nodes.push_back(n);
+			}
+		}
+	return nodes;
+}
+
 void ServerEnvironment::addActiveBlockModifier(ActiveBlockModifier *abm)
 {
 	m_abms.push_back(ABMWithState(abm));

src/environment.h

@@ -271,6 +271,9 @@ class ServerEnvironment : public Environment
 		-------------------------------------------
 	*/
 	
+	// Find all nodes inside a radius around a point
+	core::list<MapNode> getNodesInsideRadius(v3s16 pos, float radius);
+
 	// Find all active objects inside a radius around a point
 	std::set<u16> getObjectsInsideRadius(v3f pos, float radius);
 	

src/game.cpp

@@ -634,6 +634,36 @@ void draw_load_screen(const std::wstring &text,
 	//return guitext;
 }
 
+/* Profiler display */
+
+void update_profiler_gui(gui::IGUIStaticText *guitext_profiler,
+		gui::IGUIFont *font, u32 text_height,
+		u32 show_profiler, u32 show_profiler_max)
+{
+	if(show_profiler == 0)
+	{
+		guitext_profiler->setVisible(false);
+	}
+	else
+	{
+
+		std::ostringstream os(std::ios_base::binary);
+		g_profiler->printPage(os, show_profiler, show_profiler_max);
+		std::wstring text = narrow_to_wide(os.str());
+		guitext_profiler->setText(text.c_str());
+		guitext_profiler->setVisible(true);
+
+		s32 w = font->getDimension(text.c_str()).Width;
+		if(w < 400)
+			w = 400;
+		core::rect<s32> rect(6, 4+(text_height+5)*2, 12+w,
+				8+(text_height+5)*2 +
+				font->getDimension(text.c_str()).Height);
+		guitext_profiler->setRelativePosition(rect);
+		guitext_profiler->setVisible(true);
+	}
+}
+
 void the_game(
 	bool &kill,
 	bool random_input,
@@ -932,6 +962,16 @@ void the_game(
 			core::rect<s32>(0,0,400,text_height+5) + v2s32(100,200),
 			false, false);
 	
+	// Status text (displays info when showing and hiding GUI stuff, etc.)
+	gui::IGUIStaticText *guitext_status = guienv->addStaticText(
+			L"<Status>",
+			core::rect<s32>(0,0,0,0),
+			false, false);
+	guitext_status->setVisible(false);
+	
+	std::wstring statustext;
+	float statustext_time = 0;
+	
 	// Chat text
 	gui::IGUIStaticText *guitext_chat = guienv->addStaticText(
 			L"",
@@ -944,8 +984,7 @@ void the_game(
 	// Profiler text (size is updated when text is updated)
 	gui::IGUIStaticText *guitext_profiler = guienv->addStaticText(
 			L"<Profiler>",
-			core::rect<s32>(6, 4+(text_height+5)*2, 400,
-			(text_height+5)*2 + text_height*35),
+			core::rect<s32>(0,0,0,0),
 			false, false);
 	guitext_profiler->setBackgroundColor(video::SColor(80,0,0,0));
 	guitext_profiler->setVisible(false);
@@ -968,11 +1007,6 @@ void the_game(
 	(new GUIPauseMenu(guienv, guiroot, -1, g_gamecallback,
 			&g_menumgr))->drop();
 	
-	// Enable texts
-	/*guitext2->setVisible(true);
-	guitext_info->setVisible(true);
-	guitext_chat->setVisible(true);*/
-
 	//s32 guitext_chat_pad_bottom = 70;
 
 	/*
@@ -1008,9 +1042,14 @@ void the_game(
 	bool respawn_menu_active = false;
 	bool update_wielded_item_trigger = false;
 
-	bool show_profiler = false;
+	bool show_hud = true;
+	bool show_chat = true;
 	bool force_fog_off = false;
 	bool disable_camera_update = false;
+	bool show_debug = g_settings->getBool("show_debug");
+	bool show_debug_frametime = false;
+	u32 show_profiler = 0;
+	u32 show_profiler_max = 3;  // Number of pages
 
 	/*
 		Main loop
@@ -1247,20 +1286,10 @@ void the_game(
 				g_profiler->print(infostream);
 			}
 
-			std::ostringstream os(std::ios_base::binary);
-			g_profiler->print(os);
-			std::wstring text = narrow_to_wide(os.str());
-			guitext_profiler->setText(text.c_str());
+			update_profiler_gui(guitext_profiler, font, text_height,
+					show_profiler, show_profiler_max);
 
 			g_profiler->clear();
-			
-			s32 w = font->getDimension(text.c_str()).Width;
-			if(w < 400)
-				w = 400;
-			core::rect<s32> rect(6, 4+(text_height+5)*2, 12+w,
-					8+(text_height+5)*2 +
-					font->getDimension(text.c_str()).Height);
-			guitext_profiler->setRelativePosition(rect);
 		}
 
 		/*
@@ -1349,12 +1378,14 @@ void the_game(
 			if(g_settings->getBool("free_move"))
 			{
 				g_settings->set("free_move","false");
-				chat_lines.push_back(ChatLine(L"free_move disabled"));
+				statustext = L"free_move disabled";
+				statustext_time = 0;
 			}
 			else
 			{
 				g_settings->set("free_move","true");
-				chat_lines.push_back(ChatLine(L"free_move enabled"));
+				statustext = L"free_move enabled";
+				statustext_time = 0;
 			}
 		}
 		else if(input->wasKeyDown(getKeySetting("keymap_fastmove")))
@@ -1362,25 +1393,14 @@ void the_game(
 			if(g_settings->getBool("fast_move"))
 			{
 				g_settings->set("fast_move","false");
-				chat_lines.push_back(ChatLine(L"fast_move disabled"));
+				statustext = L"fast_move disabled";
+				statustext_time = 0;
 			}
 			else
 			{
 				g_settings->set("fast_move","true");
-				chat_lines.push_back(ChatLine(L"fast_move enabled"));
-			}
-		}
-		else if(input->wasKeyDown(getKeySetting("keymap_frametime_graph")))
-		{
-			if(g_settings->getBool("frametime_graph"))
-			{
-				g_settings->set("frametime_graph","false");
-				chat_lines.push_back(ChatLine(L"frametime_graph disabled"));
-			}
-			else
-			{
-				g_settings->set("frametime_graph","true");
-				chat_lines.push_back(ChatLine(L"frametime_graph enabled"));
+				statustext = L"fast_move enabled";
+				statustext_time = 0;
 			}
 		}
 		else if(input->wasKeyDown(getKeySetting("keymap_screenshot")))
@@ -1395,37 +1415,120 @@ void the_game(
 					std::wstringstream sstr;
 					sstr<<"Saved screenshot to '"<<filename<<"'";
 					infostream<<"Saved screenshot to '"<<filename<<"'"<<std::endl;
-					chat_lines.push_back(ChatLine(sstr.str()));
+					statustext = sstr.str();
+					statustext_time = 0;
 				} else{
 					infostream<<"Failed to save screenshot '"<<filename<<"'"<<std::endl;
 				}
 				image->drop(); 
 			}			 
 		}
-		else if(input->wasKeyDown(getKeySetting("keymap_toggle_profiler")))
+		else if(input->wasKeyDown(getKeySetting("keymap_toggle_hud")))
 		{
-			show_profiler = !show_profiler;
-			guitext_profiler->setVisible(show_profiler);
-			if(show_profiler)
-				chat_lines.push_back(ChatLine(L"Profiler disabled"));
+			show_hud = !show_hud;
+			if(show_hud)
+				statustext = L"HUD shown";
 			else
-				chat_lines.push_back(ChatLine(L"Profiler enabled"));
+				statustext = L"HUD hidden";
+			statustext_time = 0;
+		}
+		else if(input->wasKeyDown(getKeySetting("keymap_toggle_chat")))
+		{
+			show_chat = !show_chat;
+			if(show_chat)
+				statustext = L"Chat shown";
+			else
+				statustext = L"Chat hidden";
+			statustext_time = 0;
 		}
 		else if(input->wasKeyDown(getKeySetting("keymap_toggle_force_fog_off")))
 		{
 			force_fog_off = !force_fog_off;
 			if(force_fog_off)
-				chat_lines.push_back(ChatLine(L"Fog disabled"));
+				statustext = L"Fog disabled";
 			else
-				chat_lines.push_back(ChatLine(L"Fog enabled"));
+				statustext = L"Fog enabled";
+			statustext_time = 0;
 		}
 		else if(input->wasKeyDown(getKeySetting("keymap_toggle_update_camera")))
 		{
 			disable_camera_update = !disable_camera_update;
 			if(disable_camera_update)
-				chat_lines.push_back(ChatLine(L"Camera update disabled"));
+				statustext = L"Camera update disabled";
 			else
-				chat_lines.push_back(ChatLine(L"Camera update enabled"));
+				statustext = L"Camera update enabled";
+			statustext_time = 0;
+		}
+		else if(input->wasKeyDown(getKeySetting("keymap_toggle_debug")))
+		{
+			// Initial / 3x toggle: Chat only
+			// 1x toggle: Debug text with chat
+			// 2x toggle: Debug text with frametime
+			if(!show_debug)
+			{
+				show_debug = true;
+				show_debug_frametime = false;
+				statustext = L"Debug info shown";
+				statustext_time = 0;
+			}
+			else if(show_debug_frametime)
+			{
+				show_debug = false;
+				show_debug_frametime = false;
+				statustext = L"Debug info and frametime graph hidden";
+				statustext_time = 0;
+			}
+			else
+			{
+				show_debug_frametime = true;
+				statustext = L"Frametime graph shown";
+				statustext_time = 0;
+			}
+		}
+		else if(input->wasKeyDown(getKeySetting("keymap_toggle_profiler")))
+		{
+			show_profiler = (show_profiler + 1) % (show_profiler_max + 1);
+
+			// FIXME: This updates the profiler with incomplete values
+			update_profiler_gui(guitext_profiler, font, text_height,
+					show_profiler, show_profiler_max);
+
+			if(show_profiler != 0)
+			{
+				std::wstringstream sstr;
+				sstr<<"Profiler shown (page "<<show_profiler
+					<<" of "<<show_profiler_max<<")";
+				statustext = sstr.str();
+				statustext_time = 0;
+			}
+			else
+			{
+				statustext = L"Profiler hidden";
+				statustext_time = 0;
+			}
+		}
+		else if(input->wasKeyDown(getKeySetting("keymap_increase_viewing_range_min")))
+		{
+			s16 range = g_settings->getS16("viewing_range_nodes_min");
+			s16 range_new = range + 10;
+			g_settings->set("viewing_range_nodes_min", itos(range_new));
+			statustext = narrow_to_wide(
+					"Minimum viewing range changed to "
+					+ itos(range_new));
+			statustext_time = 0;
+		}
+		else if(input->wasKeyDown(getKeySetting("keymap_decrease_viewing_range_min")))
+		{
+			s16 range = g_settings->getS16("viewing_range_nodes_min");
+			s16 range_new = range - 10;
+			if(range_new < 0)
+				range_new = range;
+			g_settings->set("viewing_range_nodes_min",
+					itos(range_new));
+			statustext = narrow_to_wide(
+					"Minimum viewing range changed to "
+					+ itos(range_new));
+			statustext_time = 0;
 		}
 
 		// Item selection with mouse wheel
@@ -1470,15 +1573,18 @@ void the_game(
 		// Viewing range selection
 		if(input->wasKeyDown(getKeySetting("keymap_rangeselect")))
 		{
+			draw_control.range_all = !draw_control.range_all;
 			if(draw_control.range_all)
 			{
-				draw_control.range_all = false;
-				infostream<<"Disabled full viewing range"<<std::endl;
+				infostream<<"Enabled full viewing range"<<std::endl;
+				statustext = L"Enabled full viewing range";
+				statustext_time = 0;
 			}
 			else
 			{
-				draw_control.range_all = true;
-				infostream<<"Enabled full viewing range"<<std::endl;
+				infostream<<"Disabled full viewing range"<<std::endl;
+				statustext = L"Disabled full viewing range";
+				statustext_time = 0;
 			}
 		}
 
@@ -2105,55 +2211,110 @@ void the_game(
 
 		//TimeTaker guiupdatetimer("Gui updating");
 		
+		const char program_name_and_version[] =
+			"Minetest-c55 " VERSION_STRING;
+
+		if(show_debug)
 		{
 			static float drawtime_avg = 0;
 			drawtime_avg = drawtime_avg * 0.95 + (float)drawtime*0.05;
-			static float beginscenetime_avg = 0;
+			/*static float beginscenetime_avg = 0;
 			beginscenetime_avg = beginscenetime_avg * 0.95 + (float)beginscenetime*0.05;
 			static float scenetime_avg = 0;
 			scenetime_avg = scenetime_avg * 0.95 + (float)scenetime*0.05;
 			static float endscenetime_avg = 0;
-			endscenetime_avg = endscenetime_avg * 0.95 + (float)endscenetime*0.05;
+			endscenetime_avg = endscenetime_avg * 0.95 + (float)endscenetime*0.05;*/
 			
 			char temptext[300];
-			snprintf(temptext, 300, "Minetest-c55 %s ("
+			snprintf(temptext, 300, "%s ("
 					"R: range_all=%i"
 					")"
-					" drawtime=%.0f, beginscenetime=%.0f"
-					", scenetime=%.0f, endscenetime=%.0f",
-					VERSION_STRING,
+					" drawtime=%.0f, dtime_jitter = % .1f %%"
+					", v_range = %.1f, RTT = %.3f",
+					program_name_and_version,
 					draw_control.range_all,
 					drawtime_avg,
-					beginscenetime_avg,
-					scenetime_avg,
-					endscenetime_avg
-					);
-			
-			guitext->setText(narrow_to_wide(temptext).c_str());
-		}
-		
-		{
-			char temptext[300];
-			snprintf(temptext, 300,
-					"(% .1f, % .1f, % .1f)"
-					" (% .3f < btime_jitter < % .3f"
-					", dtime_jitter = % .1f %%"
-					", v_range = %.1f, RTT = %.3f)",
-					player_position.X/BS,
-					player_position.Y/BS,
-					player_position.Z/BS,
-					busytime_jitter1_min_sample,
-					busytime_jitter1_max_sample,
 					dtime_jitter1_max_fraction * 100.0,
 					draw_control.wanted_range,
 					client.getRTT()
 					);
+			
+			guitext->setText(narrow_to_wide(temptext).c_str());
+			guitext->setVisible(true);
+		}
+		else if(show_hud || show_chat)
+		{
+			guitext->setText(narrow_to_wide(program_name_and_version).c_str());
+			guitext->setVisible(true);
+		}
+		else
+		{
+			guitext->setVisible(false);
+		}
+		
+		if(show_debug)
+		{
+			char temptext[300];
+			snprintf(temptext, 300,
+					"(% .1f, % .1f, % .1f)"
+					" (yaw = %.1f)",
+					player_position.X/BS,
+					player_position.Y/BS,
+					player_position.Z/BS,
+					wrapDegrees_0_360(camera_yaw));
 
 			guitext2->setText(narrow_to_wide(temptext).c_str());
+			guitext2->setVisible(true);
+		}
+		else
+		{
+			guitext2->setVisible(false);
 		}
 		
 		{
 			guitext_info->setText(infotext.c_str());
+			guitext_info->setVisible(show_hud);
+		}
+
+		{
+			float statustext_time_max = 3.0;
+			if(!statustext.empty())
+			{
+				statustext_time += dtime;
+				if(statustext_time >= statustext_time_max)
+				{
+					statustext = L"";
+					statustext_time = 0;
+				}
+			}
+			guitext_status->setText(statustext.c_str());
+			guitext_status->setVisible(!statustext.empty());
+
+			if(!statustext.empty())
+			{
+				s32 status_y = screensize.Y - 130;
+				core::rect<s32> rect(
+						10,
+						status_y - guitext_status->getTextHeight(),
+						screensize.X - 10,
+						status_y
+				);
+				guitext_status->setRelativePosition(rect);
+
+				// Fade out
+				video::SColor initial_color(255,0,0,0);
+				if(guienv->getSkin())
+					initial_color = guienv->getSkin()->getColor(gui::EGDC_BUTTON_TEXT);
+				video::SColor final_color = initial_color;
+				final_color.setAlpha(0);
+				video::SColor fade_color =
+					initial_color.getInterpolated_quadratic(
+						initial_color,
+						final_color,
+						statustext_time / (float) statustext_time_max);
+				guitext_status->setOverrideColor(fade_color);
+				guitext_status->enableOverrideColor(true);
+			}
 		}
 		
 		/*
@@ -2224,20 +2385,22 @@ void the_game(
 					screensize.X - 10,
 					screensize.Y - guitext_chat_pad_bottom
 			);*/
+
+			s32 chat_y = 5+(text_height+5);
+			if(show_debug)
+				chat_y += (text_height+5);
 			core::rect<s32> rect(
 					10,
-					50,
+					chat_y,
 					screensize.X - 10,
-					50 + guitext_chat->getTextHeight()
+					chat_y + guitext_chat->getTextHeight()
 			);
 
 			guitext_chat->setRelativePosition(rect);
 
-			// Don't show chat if empty or profiler is enabled
-			if(chat_lines.size() == 0 || show_profiler)
-				guitext_chat->setVisible(false);
-			else
-				guitext_chat->setVisible(true);
+			// Don't show chat if empty or profiler or debug is enabled
+			guitext_chat->setVisible(chat_lines.size() != 0
+					&& show_chat && show_profiler == 0);
 		}
 
 		/*
@@ -2275,7 +2438,7 @@ void the_game(
 		
 		{
 			TimeTaker timer("beginScene");
-			driver->beginScene(true, true, bgcolor);
+			driver->beginScene(false, true, bgcolor);
 			//driver->beginScene(false, true, bgcolor);
 			beginscenetime = timer.stop(true);
 		}
@@ -2305,20 +2468,24 @@ void the_game(
 
 		driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
 
-		for(core::list< core::aabbox3d<f32> >::Iterator i=hilightboxes.begin();
-				i != hilightboxes.end(); i++)
+		if(show_hud)
 		{
-			/*infostream<<"hilightbox min="
-					<<"("<<i->MinEdge.X<<","<<i->MinEdge.Y<<","<<i->MinEdge.Z<<")"
-					<<" max="
-					<<"("<<i->MaxEdge.X<<","<<i->MaxEdge.Y<<","<<i->MaxEdge.Z<<")"
-					<<std::endl;*/
-			driver->draw3DBox(*i, video::SColor(255,0,0,0));
+			for(core::list<aabb3f>::Iterator i=hilightboxes.begin();
+					i != hilightboxes.end(); i++)
+			{
+				/*infostream<<"hilightbox min="
+						<<"("<<i->MinEdge.X<<","<<i->MinEdge.Y<<","<<i->MinEdge.Z<<")"
+						<<" max="
+						<<"("<<i->MaxEdge.X<<","<<i->MaxEdge.Y<<","<<i->MaxEdge.Z<<")"
+						<<std::endl;*/
+				driver->draw3DBox(*i, video::SColor(255,0,0,0));
+			}
 		}
 
 		/*
 			Wielded tool
 		*/
+		if(show_hud)
 		{
 			// Warning: This clears the Z buffer.
 			camera.drawWieldedTool();
@@ -2334,16 +2501,17 @@ void the_game(
 		/*
 			Frametime log
 		*/
-		if(g_settings->getBool("frametime_graph") == true)
+		if(show_debug_frametime)
 		{
 			s32 x = 10;
+			s32 y = screensize.Y - 10;
 			for(core::list<float>::Iterator
 					i = frametime_log.begin();
 					i != frametime_log.end();
 					i++)
 			{
-				driver->draw2DLine(v2s32(x,50),
-						v2s32(x,50+(*i)*1000),
+				driver->draw2DLine(v2s32(x,y),
+						v2s32(x,y-(*i)*1000),
 						video::SColor(255,255,255,255));
 				x++;
 			}
@@ -2352,12 +2520,15 @@ void the_game(
 		/*
 			Draw crosshair
 		*/
-		driver->draw2DLine(displaycenter - core::vector2d<s32>(10,0),
-				displaycenter + core::vector2d<s32>(10,0),
-				video::SColor(255,255,255,255));
-		driver->draw2DLine(displaycenter - core::vector2d<s32>(0,10),
-				displaycenter + core::vector2d<s32>(0,10),
-				video::SColor(255,255,255,255));
+		if(show_hud)
+		{
+			driver->draw2DLine(displaycenter - core::vector2d<s32>(10,0),
+					displaycenter + core::vector2d<s32>(10,0),
+					video::SColor(255,255,255,255));
+			driver->draw2DLine(displaycenter - core::vector2d<s32>(0,10),
+					displaycenter + core::vector2d<s32>(0,10),
+					video::SColor(255,255,255,255));
+		}
 
 		} // timer
 
@@ -2373,6 +2544,7 @@ void the_game(
 		/*
 			Draw hotbar
 		*/
+		if(show_hud)
 		{
 			draw_hotbar(driver, font, gamedef,
 					v2s32(displaycenter.X, screensize.Y),

src/inventorymanager.h

@@ -103,6 +103,7 @@ struct InventoryAction
 	virtual void apply(InventoryManager *mgr, ServerActiveObject *player,
 			IGameDef *gamedef) = 0;
 	virtual void clientApply(InventoryManager *mgr, IGameDef *gamedef) = 0;
+	virtual ~InventoryAction() {};
 };
 
 struct IMoveAction : public InventoryAction

src/light.cpp

@@ -20,6 +20,56 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "light.h"
 
 #if 1
+/*
+Made using this and adding 230 as the second last one:
+
+#!/usr/bin/python
+
+from math import *
+from sys import stdout
+
+# We want 0 at light=0 and 255 at light=LIGHT_MAX
+LIGHT_MAX = 14
+#FACTOR = 0.69
+#FACTOR = 0.75
+FACTOR = 0.83
+START_FROM_ZERO = False
+
+L = []
+if START_FROM_ZERO:
+    for i in range(1,LIGHT_MAX+1):
+        L.append(int(round(255.0 * FACTOR ** (i-1))))
+    L.append(0)
+else:
+    for i in range(1,LIGHT_MAX+1):
+        L.append(int(round(255.0 * FACTOR ** (i-1))))
+    L.append(255)
+
+L.reverse()
+for i in L:
+    stdout.write(str(i)+",\n")
+*/
+u8 light_decode_table[LIGHT_MAX+1] = 
+{
+23,
+27,
+33,
+40,
+48,
+57,
+69,
+83,
+100,
+121,
+146,
+176,
+212,
+230,
+255,
+};
+#endif
+
+#if 0
 // This is good
 // a_n+1 = a_n * 0.786
 // Length of LIGHT_MAX+1 means LIGHT_MAX is the last value.
@@ -42,7 +92,9 @@ u8 light_decode_table[LIGHT_MAX+1] =
 200,
 255,
 };
-#else
+#endif
+
+#if 0
 // Use for debugging in dark
 u8 light_decode_table[LIGHT_MAX+1] = 
 {

src/mesh.cpp

@@ -33,7 +33,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #define MY_ETLM_READ_ONLY video::ETLM_READ_ONLY
 #endif
 
-scene::IAnimatedMesh* createCubeMesh(v3f scale)
+scene::IAnimatedMesh* createCubeMesh(v3f scale,bool allfaces)
 {
 	video::SColor c(255,255,255,255);
 	video::S3DVertex vertices[24] =
@@ -86,6 +86,157 @@ scene::IAnimatedMesh* createCubeMesh(v3f scale)
 		buf->drop();
 	}
 
+	if (allfaces) {
+		video::S3DVertex vertices[24] =
+		{
+			// Up
+			video::S3DVertex(-0.5,-0.5,-0.5, 0,1,0, c, 0,1),
+			video::S3DVertex(-0.5,-0.5,+0.5, 0,1,0, c, 0,0),
+			video::S3DVertex(+0.5,-0.5,+0.5, 0,1,0, c, 1,0),
+			video::S3DVertex(+0.5,-0.5,-0.5, 0,1,0, c, 1,1),
+			// Down
+			video::S3DVertex(-0.5,+0.5,-0.5, 0,-1,0, c, 0,0),
+			video::S3DVertex(+0.5,+0.5,-0.5, 0,-1,0, c, 1,0),
+			video::S3DVertex(+0.5,+0.5,+0.5, 0,-1,0, c, 1,1),
+			video::S3DVertex(-0.5,+0.5,+0.5, 0,-1,0, c, 0,1),
+			// Right
+			video::S3DVertex(-0.5,-0.5,-0.5, 1,0,0, c, 0,1),
+			video::S3DVertex(-0.5,+0.5,-0.5, 1,0,0, c, 0,0),
+			video::S3DVertex(-0.5,+0.5,+0.5, 1,0,0, c, 1,0),
+			video::S3DVertex(-0.5,-0.5,+0.5, 1,0,0, c, 1,1),
+			// Left
+			video::S3DVertex(+0.5,-0.5,-0.5, -1,0,0, c, 1,1),
+			video::S3DVertex(+0.5,-0.5,+0.5, -1,0,0, c, 0,1),
+			video::S3DVertex(+0.5,+0.5,+0.5, -1,0,0, c, 0,0),
+			video::S3DVertex(+0.5,+0.5,-0.5, -1,0,0, c, 1,0),
+			// Back
+			video::S3DVertex(-0.5,-0.5,-0.5, 0,0,1, c, 1,1),
+			video::S3DVertex(+0.5,-0.5,-0.5, 0,0,1, c, 0,1),
+			video::S3DVertex(+0.5,+0.5,-0.5, 0,0,1, c, 0,0),
+			video::S3DVertex(-0.5,+0.5,-0.5, 0,0,1, c, 1,0),
+			// Front
+			video::S3DVertex(-0.5,-0.5,+0.5, 0,0,-1, c, 0,1),
+			video::S3DVertex(-0.5,+0.5,+0.5, 0,0,-1, c, 0,0),
+			video::S3DVertex(+0.5,+0.5,+0.5, 0,0,-1, c, 1,0),
+			video::S3DVertex(+0.5,-0.5,+0.5, 0,0,-1, c, 1,1),
+		};
+
+		u16 indices[6] = {0,1,2,2,3,0};
+
+		for (u32 i=0; i<6; ++i)
+		{
+			scene::IMeshBuffer *buf = new scene::SMeshBuffer();
+			buf->append(vertices + 4 * i, 4, indices, 6);
+			// Set default material
+			buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
+			buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
+			buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;
+			// Add mesh buffer to mesh
+			mesh->addMeshBuffer(buf);
+			buf->drop();
+		}
+
+	}
+
+	scene::SAnimatedMesh *anim_mesh = new scene::SAnimatedMesh(mesh);
+	mesh->drop();
+	scaleMesh(anim_mesh, scale);  // also recalculates bounding box
+	return anim_mesh;
+}
+
+scene::IAnimatedMesh* createCubeMesh(v3f scale,core::aabbox3d<f32> box)
+{
+	video::SColor c(255,255,255,255);
+	video::S3DVertex vertices[24] =
+	{
+		// Up
+		video::S3DVertex(box.MinEdge.X,box.MaxEdge.Y,box.MinEdge.Z, 0,1,0, c, 0,1),
+		video::S3DVertex(box.MinEdge.X,box.MaxEdge.Y,box.MaxEdge.Z, 0,1,0, c, 0,0),
+		video::S3DVertex(box.MaxEdge.X,box.MaxEdge.Y,box.MaxEdge.Z, 0,1,0, c, 1,0),
+		video::S3DVertex(box.MaxEdge.X,box.MaxEdge.Y,box.MinEdge.Z, 0,1,0, c, 1,1),
+		// Down
+		video::S3DVertex(box.MinEdge.X,box.MinEdge.Y,box.MinEdge.Z, 0,-1,0, c, 0,0),
+		video::S3DVertex(box.MaxEdge.X,box.MinEdge.Y,box.MinEdge.Z, 0,-1,0, c, 1,0),
+		video::S3DVertex(box.MaxEdge.X,box.MinEdge.Y,box.MaxEdge.Z, 0,-1,0, c, 1,1),
+		video::S3DVertex(box.MinEdge.X,box.MinEdge.Y,box.MaxEdge.Z, 0,-1,0, c, 0,1),
+		// Right
+		video::S3DVertex(box.MaxEdge.X,box.MinEdge.Y,box.MinEdge.Z, 1,0,0, c, 0,1),
+		video::S3DVertex(box.MaxEdge.X,box.MaxEdge.Y,box.MinEdge.Z, 1,0,0, c, 0,0),
+		video::S3DVertex(box.MaxEdge.X,box.MaxEdge.Y,box.MaxEdge.Z, 1,0,0, c, 1,0),
+		video::S3DVertex(box.MaxEdge.X,box.MinEdge.Y,box.MaxEdge.Z, 1,0,0, c, 1,1),
+		// Left
+		video::S3DVertex(box.MinEdge.X,box.MinEdge.Y,box.MinEdge.Z, -1,0,0, c, 1,1),
+		video::S3DVertex(box.MinEdge.X,box.MinEdge.Y,box.MaxEdge.Z, -1,0,0, c, 0,1),
+		video::S3DVertex(box.MinEdge.X,box.MaxEdge.Y,box.MaxEdge.Z, -1,0,0, c, 0,0),
+		video::S3DVertex(box.MinEdge.X,box.MaxEdge.Y,box.MinEdge.Z, -1,0,0, c, 1,0),
+		// Back
+		video::S3DVertex(box.MinEdge.X,box.MinEdge.Y,box.MaxEdge.Z, 0,0,1, c, 1,1),
+		video::S3DVertex(box.MaxEdge.X,box.MinEdge.Y,box.MaxEdge.Z, 0,0,1, c, 0,1),
+		video::S3DVertex(box.MaxEdge.X,box.MaxEdge.Y,box.MaxEdge.Z, 0,0,1, c, 0,0),
+		video::S3DVertex(box.MinEdge.X,box.MaxEdge.Y,box.MaxEdge.Z, 0,0,1, c, 1,0),
+		// Front
+		video::S3DVertex(box.MinEdge.X,box.MinEdge.Y,box.MinEdge.Z, 0,0,-1, c, 0,1),
+		video::S3DVertex(box.MinEdge.X,box.MaxEdge.Y,box.MinEdge.Z, 0,0,-1, c, 0,0),
+		video::S3DVertex(box.MaxEdge.X,box.MaxEdge.Y,box.MinEdge.Z, 0,0,-1, c, 1,0),
+		video::S3DVertex(box.MaxEdge.X,box.MinEdge.Y,box.MinEdge.Z, 0,0,-1, c, 1,1),
+	};
+
+	u16 indices[6] = {0,1,2,2,3,0};
+
+	scene::SMesh *mesh = new scene::SMesh();
+	for (u32 i=0; i<6; ++i)
+	{
+		scene::IMeshBuffer *buf = new scene::SMeshBuffer();
+		buf->append(vertices + 4 * i, 4, indices, 6);
+		mesh->addMeshBuffer(buf);
+		buf->drop();
+	}
+	scene::SAnimatedMesh *anim_mesh = new scene::SAnimatedMesh(mesh);
+	mesh->drop();
+	scaleMesh(anim_mesh, scale);  // also recalculates bounding box
+	return anim_mesh;
+}
+
+scene::IAnimatedMesh* createPlantMesh(v3f scale)
+{
+	video::SColor c(255,255,255,255);
+	video::S3DVertex vertices[16] =
+	{
+			// Plane 1 Front
+			video::S3DVertex(-0.5,-0.5,-0.5, 0.5,0,-0.5, c, 0,1),
+			video::S3DVertex(-0.5,+0.5,-0.5, 0.5,0,-0.5, c, 0,0),
+			video::S3DVertex(+0.5,+0.5,+0.5, 0.5,0,-0.5, c, 1,0),
+			video::S3DVertex(+0.5,-0.5,+0.5, 0.5,0,-0.5, c, 1,1),
+			// Plane 1 Back
+			video::S3DVertex(+0.5,-0.5,+0.5, -0.5,0,0.5, c, 1,1),
+			video::S3DVertex(+0.5,+0.5,+0.5, -0.5,0,0.5, c, 1,0),
+			video::S3DVertex(-0.5,+0.5,-0.5, -0.5,0,0.5, c, 0,0),
+			video::S3DVertex(-0.5,-0.5,-0.5, -0.5,0,0.5, c, 0,1),
+
+			// Plane 2 Front
+			video::S3DVertex(-0.5,-0.5,+0.5, -0.5,0,-0.5, c, 1,1),
+			video::S3DVertex(-0.5,+0.5,+0.5, -0.5,0,-0.5, c, 1,0),
+			video::S3DVertex(+0.5,+0.5,-0.5, -0.5,0,-0.5, c, 0,0),
+			video::S3DVertex(+0.5,-0.5,-0.5, -0.5,0,-0.5, c, 0,1),
+
+			// Plane 2 Back
+			video::S3DVertex(+0.5,-0.5,-0.5, 0.5,0,0.5, c, 0,1),
+			video::S3DVertex(+0.5,+0.5,-0.5, 0.5,0,0.5, c, 0,0),
+			video::S3DVertex(-0.5,+0.5,+0.5, 0.5,0,0.5, c, 1,0),
+			video::S3DVertex(-0.5,-0.5,+0.5, 0.5,0,0.5, c, 1,1)
+
+	};
+
+	u16 indices[6] = {0,1,2,2,3,0};
+
+	scene::SMesh *mesh = new scene::SMesh();
+	for (u32 i=0; i<4; ++i)
+	{
+		scene::IMeshBuffer *buf = new scene::SMeshBuffer();
+		buf->append(vertices + 4 * i, 4, indices, 6);
+		mesh->addMeshBuffer(buf);
+		buf->drop();
+	}
 	scene::SAnimatedMesh *anim_mesh = new scene::SAnimatedMesh(mesh);
 	mesh->drop();
 	scaleMesh(anim_mesh, scale);  // also recalculates bounding box

src/mesh.h

@@ -30,7 +30,16 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 	The resulting mesh has 6 materials (up, down, right, left, back, front)
 	which must be defined by the caller.
 */
-scene::IAnimatedMesh* createCubeMesh(v3f scale);
+scene::IAnimatedMesh* createCubeMesh(v3f scale, bool allfaces=false);
+
+/*
+	Create a new cube mesh not linked to mapnode size.
+	Vertices are defined by given box.
+
+	The resulting mesh has 6 materials (up, down, right, left, back, front)
+	which must be defined by the caller.
+*/
+scene::IAnimatedMesh* createCubeMesh(v3f scale,core::aabbox3d<f32> box);
 
 /*
 	Create a new extruded mesh from a texture.
@@ -42,6 +51,16 @@ scene::IAnimatedMesh* createCubeMesh(v3f scale);
 scene::IAnimatedMesh* createExtrudedMesh(video::ITexture *texture,
 		video::IVideoDriver *driver, v3f scale);
 
+
+/*
+	Create a new plant style mesh.
+	Vertices are at (+-scale.X/2, +-scale.Y/2, +-scale.Z/2).
+
+	The resulting mesh has 4 materials (right, left, back, front)
+	which must be defined by the caller.
+*/
+scene::IAnimatedMesh* createPlantMesh(v3f scale);
+
 /*
 	Multiplies each vertex coordinate by the specified scaling factors
 	(componentwise vector multiplication).

src/player.cpp

@@ -156,10 +156,6 @@ void Player::deSerialize(std::istream &is)
 	setPitch(args.getFloat("pitch"));
 	setYaw(args.getFloat("yaw"));
 	setPosition(args.getV3F("position"));
-	bool craftresult_is_preview = true;
-	try{
-		craftresult_is_preview = args.getBool("craftresult_is_preview");
-	}catch(SettingNotFoundException &e){}
 	try{
 		hp = args.getS32("hp");
 	}catch(SettingNotFoundException &e){
@@ -173,6 +169,9 @@ void Player::deSerialize(std::istream &is)
 		// Convert players without craftpreview
 		inventory.addList("craftpreview", 1);
 
+		bool craftresult_is_preview = true;
+		if(args.exists("craftresult_is_preview"))
+			craftresult_is_preview = args.getBool("craftresult_is_preview");
 		if(craftresult_is_preview)
 		{
 			// Clear craftresult

src/player.h

@@ -30,7 +30,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 class Map;
 class IGameDef;
-class CollisionInfo;
+struct CollisionInfo;
 
 class Player
 {

src/profiler.h

@@ -99,12 +99,31 @@ class Profiler
 	}
 
 	void print(std::ostream &o)
+	{
+		printPage(o, 1, 1);
+	}
+
+	void printPage(std::ostream &o, u32 page, u32 pagecount)
 	{
 		JMutexAutoLock lock(m_mutex);
+
+		u32 minindex, maxindex;
+		paging(m_data.size(), page, pagecount, minindex, maxindex);
+
 		for(core::map<std::string, float>::Iterator
 				i = m_data.getIterator();
 				i.atEnd() == false; i++)
 		{
+			if(maxindex == 0)
+				break;
+			maxindex--;
+
+			if(minindex != 0)
+			{
+				minindex--;
+				continue;
+			}
+
 			std::string name = i.getNode()->getKey();
 			int avgcount = 1;
 			core::map<std::string, int>::Node *n = m_avgcounts.find(name);

src/scriptapi.cpp

@@ -45,6 +45,7 @@ extern "C" {
 #include "mapblock.h" // For getNodeBlockPos
 #include "content_nodemeta.h"
 #include "utility.h"
+#include "serverlinkableobject.h"
 
 static void stackDump(lua_State *L, std::ostream &o)
 {
@@ -2211,7 +2212,7 @@ class ObjectRef
 			get_server(L)->SendMovePlayer(player);
 		return 0;
 	}
-	
+
 	// moveto(self, pos, continuous=false)
 	static int l_moveto(lua_State *L)
 	{
@@ -2540,6 +2541,62 @@ class ObjectRef
 		return 1;
 	}
 
+	// link(parent, offset)
+	static int l_link(lua_State *L)
+	{
+		ObjectRef *ref_child  = checkobject(L, 1);
+		ObjectRef *ref_parent =  checkobject(L, 2);
+		v3f            offset = checkFloatPos(L, 3);
+
+		ServerActiveObject *child  = getobject(ref_child);
+		ServerActiveObject *parent = getobject(ref_parent);
+
+		if ((child == NULL) || (parent == NULL)) {
+			errorstream << "LUA: link(): invalid parameters" << std::endl;
+			return 0;
+		}
+
+
+		ServerLinkableObject* child_lua  = dynamic_cast<ServerLinkableObject*>(child);
+		ServerLinkableObject* parent_lua = dynamic_cast<ServerLinkableObject*>(parent);
+
+		if (child_lua == NULL)  return 0;
+		if (parent_lua == NULL) return 0;
+
+		if (child_lua->linkEntity(parent,offset)) {
+			lua_pushboolean(L, true);
+			return 1;
+		}
+		else {
+			return 0;
+		}
+	}
+
+	// unlink()
+	static int l_unlink(lua_State *L)
+	{
+		ObjectRef *ref = checkobject(L, 1);
+
+		ServerActiveObject *obj = getobject(ref);
+
+		if (obj == NULL) {
+			errorstream << "LUA: unlink(): invalid parameters" << std::endl;
+			return 0;
+		}
+
+		ServerLinkableObject* tolink = dynamic_cast<ServerLinkableObject*>(obj);
+
+		if (tolink == NULL) return 0;
+
+		if (tolink->unlinkEntity()) {
+			lua_pushboolean(L, true);
+			return 1;
+		}
+		else {
+			return 0;
+		}
+	}
+
 public:
 	ObjectRef(ServerActiveObject *object):
 		m_object(object)
@@ -2633,6 +2690,8 @@ const luaL_reg ObjectRef::methods[] = {
 	method(ObjectRef, get_look_dir),
 	method(ObjectRef, get_look_pitch),
 	method(ObjectRef, get_look_yaw),
+	method(ObjectRef, link),
+	method(ObjectRef, unlink),
 	{0,0}
 };
 
@@ -2913,6 +2972,67 @@ class EnvRef
 		return 1;
 	}
 
+	// EnvRef:get_objects_inside_radius(pos, radius)
+	static int l_get_nodes_inside_radius(lua_State *L)
+	{
+		// Get the table insert function
+		lua_getglobal(L, "table");
+		lua_getfield(L, -1, "insert");
+		int table_insert = lua_gettop(L);
+		// Get environemnt
+		EnvRef *o = checkobject(L, 1);
+		ServerEnvironment *env = o->m_env;
+		if(env == NULL) return 0;
+		// Do it
+		v3s16 pos = read_v3s16(L, 2);
+		float radius = luaL_checknumber(L, 3);// * BS;
+		core::list<MapNode> nodes = env->getNodesInsideRadius(pos, radius);
+		lua_newtable(L);
+		int table = lua_gettop(L);
+		for(core::list<MapNode>::Iterator
+				i = nodes.begin(); i != nodes.end(); i++){
+			// Insert object reference into table
+			lua_pushvalue(L, table_insert);
+			lua_pushvalue(L, table);
+			pushnode(L, *i, env->getGameDef()->ndef());
+			if(lua_pcall(L, 2, 0, 0))
+				script_error(L, "error: %s", lua_tostring(L, -1));
+		}
+		return 1;
+	}
+
+	// EnvRef:set_timeofday(val)
+	// val = 0...1
+	static int l_set_timeofday(lua_State *L)
+	{
+		EnvRef *o = checkobject(L, 1);
+		ServerEnvironment *env = o->m_env;
+		if(env == NULL) return 0;
+		// Do it
+		float timeofday_f = luaL_checknumber(L, 2);
+		assert(timeofday_f >= 0.0 && timeofday_f <= 1.0);
+		int timeofday_mh = (int)(timeofday_f * 24000.0);
+		// This should be set directly in the environment but currently
+		// such changes aren't immediately sent to the clients, so call
+		// the server instead.
+		//env->setTimeOfDay(timeofday_mh);
+		get_server(L)->setTimeOfDay(timeofday_mh);
+		return 0;
+	}
+
+	// EnvRef:get_timeofday() -> 0...1
+	static int l_get_timeofday(lua_State *L)
+	{
+		EnvRef *o = checkobject(L, 1);
+		ServerEnvironment *env = o->m_env;
+		if(env == NULL) return 0;
+		// Do it
+		int timeofday_mh = env->getTimeOfDay();
+		float timeofday_f = (float)timeofday_mh / 24000.0;
+		lua_pushnumber(L, timeofday_f);
+		return 1;
+	}
+
 	static int gc_object(lua_State *L) {
 		EnvRef *o = *(EnvRef **)(lua_touserdata(L, 1));
 		delete o;
@@ -2990,6 +3110,9 @@ const luaL_reg EnvRef::methods[] = {
 	method(EnvRef, get_meta),
 	method(EnvRef, get_player_by_name),
 	method(EnvRef, get_objects_inside_radius),
+	method(EnvRef, get_nodes_inside_radius),
+	method(EnvRef, set_timeofday),
+	method(EnvRef, get_timeofday),
 	{0,0}
 };
 

src/scriptapi.h

@@ -30,7 +30,7 @@ class ServerActiveObject;
 class ServerRemotePlayer;
 typedef struct lua_State lua_State;
 struct LuaEntityProperties;
-class ItemStack;
+struct ItemStack;
 struct PointedThing;
 //class IGameDef;
 

src/serverlinkableobject.cpp

@@ -0,0 +1,53 @@
+/*
+Minetest-c55
+Copyright (C) 2010-2012 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2012 sapier sapier at gmx dot net
+
+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.
+*/
+
+#include "serverlinkableobject.h"
+
+
+ServerLinkableObject::ServerLinkableObject() {
+	this->m_Linked = false;
+}
+
+ServerLinkableObject::~ServerLinkableObject() {}
+
+bool ServerLinkableObject::linkEntity(ServerActiveObject* parent,v3f offset) {
+	//check if entity is in correct state
+	if (this->m_Linked == true) {
+		errorstream<<"ServerLinkableObject: link but object already linked!"<<std::endl;
+		return false;
+	}
+	this->m_Linked = true;
+
+	errorstream<<"ServerLinkableObject: try to send link message!"<<std::endl;
+	return sendLinkMsg(parent,offset);
+}
+
+bool ServerLinkableObject::unlinkEntity() {
+	//check if entity is in correct state
+	if (this->m_Linked == false) {
+		errorstream<<"ServerLinkableObject: unlink but object not linked!"<<std::endl;
+		return false;
+	}
+
+	this->m_Linked = false;
+
+	errorstream<<"ServerLinkableObject: try to send unlink message!"<<std::endl;
+	return sendUnlinkMsg();
+}

src/serverlinkableobject.h

@@ -0,0 +1,62 @@
+/*
+Minetest-c55
+Copyright (C) 2010-2012 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2012 sapier sapier at gmx dot net
+
+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 SERVERLINKABLEOBJECT_H_
+#define SERVERLINKABLEOBJECT_H_
+
+#include <sstream>
+#include <irrlichttypes.h>
+#include "serverobject.h"
+#include "content_object.h"
+#include "log.h"
+
+//this ain't the right place to define this but until cao/sao split
+//is decided it'll have to stay here
+struct AO_Message_type {
+	static const u8 SetPosition      = 0x00;
+	static const u8 SetTextureMod    = 0x01;
+	static const u8 SetSprite        = 0x02;
+	static const u8 Punched          = 0x03;
+	static const u8 TakeDamage       = 0x04;
+	static const u8 Shoot            = 0x05;
+	static const u8 Link             = 0x06;
+	static const u8 UnLink           = 0x07;
+};
+
+class ServerLinkableObject {
+	public:
+		ServerLinkableObject();
+		~ServerLinkableObject();
+
+		bool linkEntity(ServerActiveObject* parent,v3f offset);
+		bool unlinkEntity();
+
+		virtual bool sendLinkMsg(ServerActiveObject* parent,v3f offset) = 0;
+		virtual bool sendUnlinkMsg() = 0;
+
+	protected:
+		inline bool isLinked() { return m_Linked; }
+
+	private:
+		bool m_Linked;
+
+};
+
+#endif /* SERVERLINKABLEOBJECT_H_ */

src/serverobject.cpp

@@ -43,8 +43,8 @@ ServerActiveObject* ServerActiveObject::create(u8 type,
 		const std::string &data)
 {
 	// Find factory function
-	core::map<u16, Factory>::Node *n;
-	n = m_types.find(type);
+	core::map<u8, Factory>::Node *n;
+	n = ServerActiveObject::getTypes().find(type);
 	if(n == NULL)
 	{
 		// If factory is not found, just return.
@@ -58,13 +58,13 @@ ServerActiveObject* ServerActiveObject::create(u8 type,
 	return object;
 }
 
-void ServerActiveObject::registerType(u16 type, Factory f)
+void ServerActiveObject::registerType(u8 type, Factory f)
 {
-	core::map<u16, Factory>::Node *n;
-	n = m_types.find(type);
+	core::map<u8, Factory>::Node *n;
+	n = ServerActiveObject::getTypes().find(type);
 	if(n)
 		return;
-	m_types.insert(type, f);
+	ServerActiveObject::getTypes().insert(type, f);
 }
 
 ItemStack ServerActiveObject::getWieldedItem() const

src/serverobject.h

@@ -42,7 +42,7 @@ Some planning
 */
 
 class ServerEnvironment;
-class ItemStack;
+struct ItemStack;
 class Player;
 struct ToolDiggingProperties;
 
@@ -209,14 +209,17 @@ class ServerActiveObject : public ActiveObject
 	typedef ServerActiveObject* (*Factory)
 			(ServerEnvironment *env, v3f pos,
 			const std::string &data);
-	static void registerType(u16 type, Factory f);
+	static void registerType(u8 type, Factory f);
 
 	ServerEnvironment *m_env;
 	v3f m_base_position;
 
 private:
-	// Used for creating objects based on type
-	static core::map<u16, Factory> m_types;
+    static core::map<u8, Factory>& getTypes()
+    {
+        static core::map<u8, Factory> types;
+        return types;
+    }
 };
 
 #endif

src/test.cpp

@@ -1201,7 +1201,7 @@ struct TestConnection
 			
 			server.Send(peer_id_client, 0, data1, true);
 
-			sleep_ms(3000);
+			//sleep_ms(3000);
 			
 			SharedBuffer<u8> recvdata;
 			infostream<<"** running client.Receive()"<<std::endl;
@@ -1210,7 +1210,7 @@ struct TestConnection
 			bool received = false;
 			u32 timems0 = porting::getTimeMs();
 			for(;;){
-				if(porting::getTimeMs() - timems0 > 5000)
+				if(porting::getTimeMs() - timems0 > 5000 || received)
 					break;
 				try{
 					size = client.Receive(peer_id, recvdata);

src/utility.h

@@ -1757,6 +1757,50 @@ class IntervalLimiter
 	float m_accumulator;
 };
 
+/*
+	Splits a list into "pages". For example, the list [1,2,3,4,5] split
+	into two pages would be [1,2,3],[4,5]. This function computes the
+	minimum and maximum indices of a single page.
+
+	length: Length of the list that should be split
+	page: Page number, 1 <= page <= pagecount
+	pagecount: The number of pages, >= 1
+	minindex: Receives the minimum index (inclusive).
+	maxindex: Receives the maximum index (exclusive).
+
+	Ensures 0 <= minindex <= maxindex <= length.
+*/
+inline void paging(u32 length, u32 page, u32 pagecount, u32 &minindex, u32 &maxindex)
+{
+	if(length < 1 || pagecount < 1 || page < 1 || page > pagecount)
+	{
+		// Special cases or invalid parameters
+		minindex = maxindex = 0;
+	}
+	else if(pagecount <= length)
+	{
+		// Less pages than entries in the list:
+		// Each page contains at least one entry
+		minindex = (length * (page-1) + (pagecount-1)) / pagecount;
+		maxindex = (length * page + (pagecount-1)) / pagecount;
+	}
+	else
+	{
+		// More pages than entries in the list:
+		// Make sure the empty pages are at the end
+		if(page < length)
+		{
+			minindex = page-1;
+			maxindex = page;
+		}
+		else
+		{
+			minindex = 0;
+			maxindex = 0;
+		}
+	}
+}
+
 std::string translatePassword(std::string playername, std::wstring password);
 
 enum PointedThingType