organizing stuff.

src/client.cpp

@@ -368,7 +368,7 @@ void Client::step(float dtime)
 			try
 			{
 				block = m_env.getMap().getBlockNoCreate(p);
-				block->stepObjects(dtime, false);
+				block->stepObjects(dtime, false, m_env.getDayNightRatio());
 			}
 			catch(InvalidPositionException &e)
 			{
@@ -946,7 +946,7 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
 				NOTE: Be sure this is done in the main thread.
 			*/
 			block->updateObjects(is, m_server_ser_ver,
-					m_device->getSceneManager());
+					m_device->getSceneManager(), m_env.getDayNightRatio());
 		}
 		
 		/*dstream<<"Final delete queue size: "<<abs_to_delete.size()

src/debug.h

@@ -17,11 +17,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
-
-/*
-	Debug stuff
-*/
-
 #ifndef DEBUG_HEADER
 #define DEBUG_HEADER
 
@@ -31,11 +26,14 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <iostream>
 #include "common_irrlicht.h"
 #include "threads.h"
+#include "gettime.h"
 
 /*
 	Debug output
 */
 
+#define DTIME (getTimestamp()+": ")
+
 #define DEBUGSTREAM_COUNT 2
 
 extern FILE *g_debugstreams[DEBUGSTREAM_COUNT];

src/defaultsettings.cpp

@@ -41,7 +41,7 @@ void set_default_settings()
 	// Server stuff
 	g_settings.setDefault("creative_mode", "false");
 	g_settings.setDefault("heightmap_blocksize", "32");
-	g_settings.setDefault("height_randmax", "constant 50.0");
+	g_settings.setDefault("height_randmax", "constant 45.0");
 	g_settings.setDefault("height_randfactor", "constant 0.6");
 	g_settings.setDefault("height_base", "linear 0 0 0");
 	g_settings.setDefault("plants_amount", "1.0");

src/gettime.h

@@ -0,0 +1,55 @@
+/*
+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 GETTIME_HEADER
+#define GETTIME_HEADER
+
+#include "common_irrlicht.h"
+
+/*
+	Get a millisecond counter value.
+	Precision depends on implementation.
+	Overflows at any value above 10000000.
+
+	Implementation of this is done in:
+		Normal build: main.cpp
+		Server build: servermain.cpp
+*/
+extern u32 getTimeMs();
+
+/*
+	Timestamp stuff
+*/
+
+#include <time.h>
+#include <string>
+
+inline std::string getTimestamp()
+{
+	time_t t = time(NULL);
+	// This is not really thread-safe but it won't break anything
+	// except its own output, so just go with it.
+	struct tm *tm = localtime(&t);
+	char cs[20];
+	strftime(cs, 20, "%H:%M:%S", tm);
+	return cs;
+}
+
+
+#endif

src/inventory.cpp

@@ -76,7 +76,7 @@ InventoryItem* InventoryItem::deSerialize(std::istream &is)
 /*
 	MapBlockObjectItem
 */
-
+#ifndef SERVER
 video::ITexture * MapBlockObjectItem::getImage()
 {
 	if(m_inventorystring.substr(0,3) == "Rat")
@@ -89,6 +89,7 @@ video::ITexture * MapBlockObjectItem::getImage()
 
 	return NULL;
 }
+#endif
 std::string MapBlockObjectItem::getText()
 {
 	if(m_inventorystring.substr(0,3) == "Rat")

src/inventory.h

@@ -46,8 +46,10 @@ public:
 	virtual void serialize(std::ostream &os) = 0;
 	// Shall make an exact clone of the item
 	virtual InventoryItem* clone() = 0;
+#ifndef SERVER
 	// Shall return an image to show in the GUI (or NULL)
 	virtual video::ITexture * getImage() { return NULL; }
+#endif
 	// Shall return a text to show in the GUI
 	virtual std::string getText() { return ""; }
 
@@ -175,7 +177,9 @@ public:
 		return new MapBlockObjectItem(m_inventorystring);
 	}
 
+#ifndef SERVER
 	video::ITexture * getImage();
+#endif
 	std::string getText();
 
 	/*

src/main.cpp

@@ -99,8 +99,6 @@ SUGG: A version number to blocks, which increments when the block is
 	  - This can then be used to make sure the most recent version of
 	    a block has been sent to client
 
-TODO: Stop player if focus of window is taken away (go to pause mode)
-
 TODO: Combine MapBlock's face caches to so big pieces that VBO
       gets used
       - That is >500 vertices
@@ -110,16 +108,6 @@ TODO: Cliffs, arcs
 
 TODO: Menus
 
-TODO: Mobs
-      - Server:
-        - One single map container with ids as keys
-      - Client:
-	    - ?
-TODO: - Keep track of the place of the mob in the last few hundreth's
-        of a second - then, if a player hits it, take the value that is
-		avg_rtt/2 before the moment the packet is received.
-TODO: - Scripting
-
 TODO: Moving players more smoothly. Calculate moving animation
       in a way that doesn't make the player jump to the right place
 	  immediately when the server sends a new position
@@ -158,8 +146,6 @@ Block object server side:
 	    - TODO: For incoming blocks, time difference is calculated and
 	      objects are stepped according to it.
 
-TODO: Add config parameters for server's sending and generating distance
-
 TODO: Copy the text of the last picked sign to inventory in creative
       mode
 
@@ -172,13 +158,20 @@ TODO: Check what goes wrong with caching map to disk (Kray)
 
 TODO: Remove LazyMeshUpdater. It is not used as supposed.
 
-TODO: Add server unused sector deletion settings to settings
-
 TODO: TOSERVER_LEAVE
 
+TODO: Better handling of objects and mobs
+      - Update brightness according to day-night blended light of node
+	    in position
+      - Scripting?
+
 Doing now:
 ======================================================================
 
+TODO: Get rid of g_irrlicht for server build
+
+TODO: Implement getGlobalTime for server build
+      - It is needed for controlling the time used for flowing water
 
 ======================================================================
 
@@ -226,7 +219,6 @@ Doing now:
 
 #include <iostream>
 #include <fstream>
-#include <time.h>
 #include <jmutexautolock.h>
 #include <locale.h>
 #include "common_irrlicht.h"
@@ -243,6 +235,8 @@ Doing now:
 #include "strfnd.h"
 #include "porting.h"
 #include "guiPauseMenu.h"
+#include "irrlichtwrapper.h"
+#include "gettime.h"
 
 IrrlichtWrapper *g_irrlicht;
 
@@ -266,7 +260,6 @@ bool g_viewing_range_all = false;
 // inhibits glitches (dtime jitter) in the main loop.
 //float g_freetime_ratio = FREETIME_RATIO_MAX;
 
-
 /*
 	Settings.
 	These are loaded from the config file.
@@ -311,25 +304,19 @@ std::ostream *derr_server_ptr = &dstream;
 std::ostream *dout_client_ptr = &dstream;
 std::ostream *derr_client_ptr = &dstream;
 
-
 /*
-	Timestamp stuff
+	gettime.h implementation
 */
 
-JMutex g_timestamp_mutex;
+u32 getTimeMs()
-//std::string g_timestamp;
-
-std::string getTimestamp()
 {
-	if(g_timestamp_mutex.IsInitialized()==false)
+	/*
-		return "";
+		Use irrlicht because it is more precise than porting.h's
-	JMutexAutoLock lock(g_timestamp_mutex);
+		getTimeMs()
-	//return g_timestamp;
+	*/
-	time_t t = time(NULL);
+	if(g_irrlicht == NULL)
-	struct tm *tm = localtime(&t);
+		return 0;
-	char cs[20];
+	return g_irrlicht->getTime();
-	strftime(cs, 20, "%H:%M:%S", tm);
-	return cs;
 }
 
 class MyEventReceiver : public IEventReceiver
@@ -1066,9 +1053,6 @@ int main(int argc, char *argv[])
 	sockets_init();
 	atexit(sockets_cleanup);
 	
-	// Initialize timestamp mutex
-	g_timestamp_mutex.Init();
-
 	/*
 		Initialization
 	*/
@@ -1580,7 +1564,7 @@ int main(int argc, char *argv[])
 		// Info text
 		std::wstring infotext;
 
-		//TimeTaker //timer1("//timer1", g_irrlicht);
+		//TimeTaker //timer1("//timer1");
 		
 		// Time of frame without fps limit
 		float busytime;
@@ -1770,20 +1754,20 @@ int main(int argc, char *argv[])
 		*/
 		
 		{
-			//TimeTaker timer("client.step(dtime)", g_irrlicht);
+			//TimeTaker timer("client.step(dtime)");
 			client.step(dtime);
 			//client.step(dtime_avg1);
 		}
 
 		if(server != NULL)
 		{
-			//TimeTaker timer("server->step(dtime)", g_irrlicht);
+			//TimeTaker timer("server->step(dtime)");
 			server->step(dtime);
 		}
 
 		v3f player_position = client.getPlayerPosition();
 		
-		//TimeTaker //timer2("//timer2", g_irrlicht);
+		//TimeTaker //timer2("//timer2");
 
 		/*
 			Mouse and camera control
@@ -1837,12 +1821,12 @@ int main(int argc, char *argv[])
 		}
 		else{
 			//client.m_env.getMap().updateCamera(camera_position, camera_direction);
-			//TimeTaker timer("client.updateCamera", g_irrlicht);
+			//TimeTaker timer("client.updateCamera");
 			client.updateCamera(camera_position, camera_direction);
 		}
 		
 		//timer2.stop();
-		//TimeTaker //timer3("//timer3", g_irrlicht);
+		//TimeTaker //timer3("//timer3");
 
 		/*
 			Calculate what block is the crosshair pointing to
@@ -2118,7 +2102,7 @@ int main(int argc, char *argv[])
 					dig_time_complete = 1.5;
 
 				u16 dig_index = (u16)(3.99*dig_time/dig_time_complete);
-				if(dig_time > 0.2)
+				if(dig_time > 0.125)
 				{
 					//dstream<<"dig_index="<<dig_index<<std::endl;
 					client.setTempMod(nodepos, NodeMod(NODEMOD_CRACK, dig_index));
@@ -2194,7 +2178,7 @@ int main(int argc, char *argv[])
 			Update gui stuff (0ms)
 		*/
 
-		//TimeTaker guiupdatetimer("Gui updating", g_irrlicht);
+		//TimeTaker guiupdatetimer("Gui updating");
 		
 		{
 			wchar_t temptext[150];
@@ -2304,11 +2288,11 @@ int main(int argc, char *argv[])
 			Drawing begins
 		*/
 
-		TimeTaker drawtimer("Drawing", g_irrlicht);
+		TimeTaker drawtimer("Drawing");
 
 		
 		{
-			TimeTaker timer("beginScene", g_irrlicht);
+			TimeTaker timer("beginScene");
 			driver->beginScene(true, true, bgcolor);
 			//driver->beginScene(false, true, bgcolor);
 			beginscenetime = timer.stop(true);
@@ -2319,13 +2303,13 @@ int main(int argc, char *argv[])
 		//std::cout<<DTIME<<"smgr->drawAll()"<<std::endl;
 		
 		{
-			TimeTaker timer("smgr", g_irrlicht);
+			TimeTaker timer("smgr");
 			smgr->drawAll();
 			scenetime = timer.stop(true);
 		}
 		
 		{
-		//TimeTaker timer9("auxiliary drawings", g_irrlicht);
+		//TimeTaker timer9("auxiliary drawings");
 		// 0ms
 
 		driver->draw2DLine(displaycenter - core::vector2d<s32>(10,0),
@@ -2336,7 +2320,7 @@ int main(int argc, char *argv[])
 				video::SColor(255,255,255,255));
 
 		//timer9.stop();
-		//TimeTaker //timer10("//timer10", g_irrlicht);
+		//TimeTaker //timer10("//timer10");
 		
 		video::SMaterial m;
 		m.Thickness = 10;
@@ -2359,7 +2343,7 @@ int main(int argc, char *argv[])
 		}
 
 		//timer10.stop();
-		//TimeTaker //timer11("//timer11", g_irrlicht);
+		//TimeTaker //timer11("//timer11");
 
 		/*
 			Draw gui
@@ -2369,7 +2353,7 @@ int main(int argc, char *argv[])
 		
 		// End drawing
 		{
-			TimeTaker timer("endScene", g_irrlicht);
+			TimeTaker timer("endScene");
 			driver->endScene();
 			endscenetime = timer.stop(true);
 		}

src/main.h

@@ -20,18 +20,19 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #ifndef MAIN_HEADER
 #define MAIN_HEADER
 
-#include <string>
+#include "irrlichtwrapper.h"
-extern std::string getTimestamp();
-#define DTIME (getTimestamp()+": ")
-
-#include <jmutex.h>
 
 // Settings
 extern Settings g_settings;
 
-#include <fstream>
+// A thread safe wrapper to irrlicht
+// On a server build, this is always NULL.
+extern IrrlichtWrapper *g_irrlicht;
 
 // Debug streams
+
+#include <fstream>
+
 extern std::ostream *dout_con_ptr;
 extern std::ostream *derr_con_ptr;
 extern std::ostream *dout_client_ptr;
@@ -46,14 +47,5 @@ extern std::ostream *derr_server_ptr;
 #define dout_server (*dout_server_ptr)
 #define derr_server (*derr_server_ptr)
 
-/*#ifndef SERVER
-	#include "utility.h"
-	extern TextureCache g_texturecache;
-#endif*/
-
-#include "irrlichtwrapper.h"
-//extern IrrlichtDevice *g_device;
-extern IrrlichtWrapper *g_irrlicht;
-
 #endif
 

src/map.cpp

@@ -152,6 +152,21 @@ MapBlock * Map::getBlockNoCreate(v3s16 p3d)
 	return block;
 }
 
+MapBlock * Map::getBlockNoCreateNoEx(v3s16 p3d)
+{
+	try
+	{
+		v2s16 p2d(p3d.X, p3d.Z);
+		MapSector * sector = getSectorNoGenerate(p2d);
+		MapBlock *block = sector->getBlockNoCreate(p3d.Y);
+		return block;
+	}
+	catch(InvalidPositionException &e)
+	{
+		return NULL;
+	}
+}
+
 f32 Map::getGroundHeight(v2s16 p, bool generate)
 {
 	try{
@@ -740,7 +755,7 @@ void Map::updateLighting(enum LightBank bank,
 	}
 	
 	{
-		//TimeTaker timer("unspreadLight", g_irrlicht);
+		//TimeTaker timer("unspreadLight");
 		unspreadLight(bank, unlight_from, light_sources, modified_blocks);
 	}
 	
@@ -759,7 +774,7 @@ void Map::updateLighting(enum LightBank bank,
 	//       - Find out why it works
 
 	{
-		//TimeTaker timer("spreadLight", g_irrlicht);
+		//TimeTaker timer("spreadLight");
 		spreadLight(bank, light_sources, modified_blocks);
 	}
 	
@@ -813,6 +828,7 @@ void Map::addNodeAndUpdate(v3s16 p, MapNode n,
 	*/
 
 	v3s16 toppos = p + v3s16(0,1,0);
+	v3s16 bottompos = p + v3s16(0,-1,0);
 
 	bool node_under_sunlight = true;
 	core::map<v3s16, bool> light_sources;
@@ -833,6 +849,26 @@ void Map::addNodeAndUpdate(v3s16 p, MapNode n,
 	{
 	}
 	
+	if(n.d != CONTENT_TORCH)
+	{
+		/*
+			If there is grass below, change it to mud
+		*/
+		try{
+			MapNode bottomnode = getNode(bottompos);
+			
+			if(bottomnode.d == CONTENT_GRASS
+					|| bottomnode.d == CONTENT_GRASS_FOOTSTEPS)
+			{
+				bottomnode.d = CONTENT_MUD;
+				setNode(bottompos, bottomnode);
+			}
+		}
+		catch(InvalidPositionException &e)
+		{
+		}
+	}
+
 	enum LightBank banks[] =
 	{
 		LIGHTBANK_DAY,
@@ -1065,7 +1101,7 @@ void Map::removeNodeAndUpdate(v3s16 p,
 #ifndef SERVER
 void Map::expireMeshes(bool only_daynight_diffed)
 {
-	TimeTaker timer("expireMeshes()", g_irrlicht);
+	TimeTaker timer("expireMeshes()");
 
 	core::map<v2s16, MapSector*>::Iterator si;
 	si = m_sectors.getIterator();
@@ -1109,6 +1145,7 @@ void Map::updateMeshes(v3s16 blockpos, u32 daynight_ratio)
 		b->updateMesh(daynight_ratio);
 	}
 	catch(InvalidPositionException &e){}
+	// Leading edge
 	try{
 		v3s16 p = blockpos + v3s16(-1,0,0);
 		MapBlock *b = getBlockNoCreate(p);
@@ -1127,6 +1164,25 @@ void Map::updateMeshes(v3s16 blockpos, u32 daynight_ratio)
 		b->updateMesh(daynight_ratio);
 	}
 	catch(InvalidPositionException &e){}
+	/*// Trailing edge
+	try{
+		v3s16 p = blockpos + v3s16(1,0,0);
+		MapBlock *b = getBlockNoCreate(p);
+		b->updateMesh(daynight_ratio);
+	}
+	catch(InvalidPositionException &e){}
+	try{
+		v3s16 p = blockpos + v3s16(0,1,0);
+		MapBlock *b = getBlockNoCreate(p);
+		b->updateMesh(daynight_ratio);
+	}
+	catch(InvalidPositionException &e){}
+	try{
+		v3s16 p = blockpos + v3s16(0,0,1);
+		MapBlock *b = getBlockNoCreate(p);
+		b->updateMesh(daynight_ratio);
+	}
+	catch(InvalidPositionException &e){}*/
 }
 
 #endif
@@ -1140,6 +1196,7 @@ bool Map::dayNightDiffed(v3s16 blockpos)
 			return true;
 	}
 	catch(InvalidPositionException &e){}
+	// Leading edges
 	try{
 		v3s16 p = blockpos + v3s16(-1,0,0);
 		MapBlock *b = getBlockNoCreate(p);
@@ -1161,6 +1218,28 @@ bool Map::dayNightDiffed(v3s16 blockpos)
 			return true;
 	}
 	catch(InvalidPositionException &e){}
+	// Trailing edges
+	try{
+		v3s16 p = blockpos + v3s16(1,0,0);
+		MapBlock *b = getBlockNoCreate(p);
+		if(b->dayNightDiffed())
+			return true;
+	}
+	catch(InvalidPositionException &e){}
+	try{
+		v3s16 p = blockpos + v3s16(0,1,0);
+		MapBlock *b = getBlockNoCreate(p);
+		if(b->dayNightDiffed())
+			return true;
+	}
+	catch(InvalidPositionException &e){}
+	try{
+		v3s16 p = blockpos + v3s16(0,0,1);
+		MapBlock *b = getBlockNoCreate(p);
+		if(b->dayNightDiffed())
+			return true;
+	}
+	catch(InvalidPositionException &e){}
 
 	return false;
 }
@@ -2567,7 +2646,7 @@ void ServerMap::loadBlock(std::string sectordir, std::string blockfile, MapSecto
 	*/
 	if(version >= 9)
 	{
-		block->updateObjects(is, version, NULL);
+		block->updateObjects(is, version, NULL, 0);
 	}
 
 	if(created_new)
@@ -2985,21 +3064,56 @@ void ClientMap::renderMap(video::IVideoDriver* driver, s32 pass)
 
 v3s16 ClientMap::setTempMod(v3s16 p, NodeMod mod)
 {
-	v3s16 blockpos = getNodeBlockPos(p);
+	/*
-	MapBlock * blockref = getBlockNoCreate(blockpos);
+		Add it to all blocks touching it
+	*/
+	v3s16 dirs[7] = {
+		v3s16(0,0,0), // this
+		v3s16(0,0,1), // back
+		v3s16(0,1,0), // top
+		v3s16(1,0,0), // right
+		v3s16(0,0,-1), // front
+		v3s16(0,-1,0), // bottom
+		v3s16(-1,0,0), // left
+	};
+	for(u16 i=0; i<7; i++)
+	{
+		v3s16 p2 = p + dirs[i];
+		// Block position of neighbor (or requested) node
+		v3s16 blockpos = getNodeBlockPos(p2);
+		MapBlock * blockref = getBlockNoCreateNoEx(blockpos);
+		if(blockref == NULL)
+			continue;
+		// Relative position of requested node
 		v3s16 relpos = p - blockpos*MAP_BLOCKSIZE;
-
 		blockref->setTempMod(relpos, mod);
-	return blockpos;
+	}
+	return getNodeBlockPos(p);
 }
 v3s16 ClientMap::clearTempMod(v3s16 p)
 {
-	v3s16 blockpos = getNodeBlockPos(p);
+	v3s16 dirs[7] = {
-	MapBlock * blockref = getBlockNoCreate(blockpos);
+		v3s16(0,0,0), // this
+		v3s16(0,0,1), // back
+		v3s16(0,1,0), // top
+		v3s16(1,0,0), // right
+		v3s16(0,0,-1), // front
+		v3s16(0,-1,0), // bottom
+		v3s16(-1,0,0), // left
+	};
+	for(u16 i=0; i<7; i++)
+	{
+		v3s16 p2 = p + dirs[i];
+		// Block position of neighbor (or requested) node
+		v3s16 blockpos = getNodeBlockPos(p2);
+		MapBlock * blockref = getBlockNoCreateNoEx(blockpos);
+		if(blockref == NULL)
+			continue;
+		// Relative position of requested node
 		v3s16 relpos = p - blockpos*MAP_BLOCKSIZE;
-
 		blockref->clearTempMod(relpos);
-	return blockpos;
+	}
+	return getNodeBlockPos(p);
 }
 
 void ClientMap::PrintInfo(std::ostream &out)
@@ -3027,7 +3141,7 @@ MapVoxelManipulator::~MapVoxelManipulator()
 #if 1
 void MapVoxelManipulator::emerge(VoxelArea a, s32 caller_id)
 {
-	TimeTaker timer1("emerge", g_irrlicht, &emerge_time);
+	TimeTaker timer1("emerge", &emerge_time);
 
 	// Units of these are MapBlocks
 	v3s16 p_min = getNodeBlockPos(a.MinEdge);
@@ -3051,7 +3165,7 @@ void MapVoxelManipulator::emerge(VoxelArea a, s32 caller_id)
 		bool block_data_inexistent = false;
 		try
 		{
-			TimeTaker timer1("emerge load", g_irrlicht, &emerge_load_time);
+			TimeTaker timer1("emerge load", &emerge_load_time);
 
 			/*dstream<<"Loading block (caller_id="<<caller_id<<")"
 					<<" ("<<p.X<<","<<p.Y<<","<<p.Z<<")"
@@ -3092,7 +3206,7 @@ void MapVoxelManipulator::emerge(VoxelArea a, s32 caller_id)
 #if 0
 void MapVoxelManipulator::emerge(VoxelArea a)
 {
-	TimeTaker timer1("emerge", g_irrlicht, &emerge_time);
+	TimeTaker timer1("emerge", &emerge_time);
 	
 	v3s16 size = a.getExtent();
 	
@@ -3111,7 +3225,7 @@ void MapVoxelManipulator::emerge(VoxelArea a)
 			continue;
 		try
 		{
-			TimeTaker timer1("emerge load", g_irrlicht, &emerge_load_time);
+			TimeTaker timer1("emerge load", &emerge_load_time);
 			MapNode n = m_map->getNode(a.MinEdge + p);
 			m_data[i] = n;
 			m_flags[i] = 0;
@@ -3136,7 +3250,7 @@ void MapVoxelManipulator::blitBack
 	if(m_area.getExtent() == v3s16(0,0,0))
 		return;
 	
-	//TimeTaker timer1("blitBack", g_irrlicht);
+	//TimeTaker timer1("blitBack");
 	
 	/*
 		Initialize block cache

src/map.h

@@ -274,7 +274,8 @@ public:
 	
 	// Returns InvalidPositionException if not found
 	MapBlock * getBlockNoCreate(v3s16 p);
-	//virtual MapBlock * getBlock(v3s16 p, bool generate=true);
+	// Returns NULL if not found
+	MapBlock * getBlockNoCreateNoEx(v3s16 p);
 	
 	// Returns InvalidPositionException if not found
 	f32 getGroundHeight(v2s16 p, bool generate=false);
@@ -386,7 +387,7 @@ public:
 #endif
 
 	/*
-		Takes the blocks at the leading edges into account
+		Takes the blocks at the edges into account
 	*/
 	bool dayNightDiffed(v3s16 blockpos);
 

src/mapblock.cpp

@@ -41,6 +41,8 @@ MapBlock::MapBlock(NodeContainer *parent, v3s16 pos, bool dummy):
 	if(dummy == false)
 		reallocate();
 	
+	m_spawn_timer = -10000;
+
 #ifndef SERVER
 	m_mesh_expired = false;
 	mesh_mutex.Init();
@@ -237,8 +239,8 @@ void MapBlock::makeFastFace(TileSpec tile, u8 light, v3f p,
 
 	v3f zerovector = v3f(0,0,0);
 	
-	u8 li = decode_light(light);
+	//u8 li = decode_light(light);
-	//u8 li = 150;
+	u8 li = light;
 
 	u8 alpha = 255;
 
@@ -435,14 +437,14 @@ void MapBlock::updateFastFaceRow(
 				// If node at sp (tile0) is more solid
 				if(mf == 1)
 				{
-					makeFastFace(tile0, light,
+					makeFastFace(tile0, decode_light(light),
 							sp, face_dir, scale,
 							posRelative_f, dest);
 				}
 				// If node at sp is less solid (mf == 2)
 				else
 				{
-					makeFastFace(tile1, light,
+					makeFastFace(tile1, decode_light(light),
 							sp+face_dir_f, -face_dir, scale,
 							posRelative_f, dest);
 				}
@@ -992,6 +994,52 @@ void MapBlock::copyTo(VoxelManipulator &dst)
 		core::array<DistanceSortedObject> &dest)
 {
 }*/
+void MapBlock::stepObjects(float dtime, bool server, u32 daynight_ratio)
+{
+	/*
+		Step objects
+	*/
+	m_objects.step(dtime, server, daynight_ratio);
+	
+	/*
+		Spawn some objects at random.
+
+		Use dayNightDiffed() to approximate being near ground level
+	*/
+	if(m_spawn_timer < -999)
+	{
+		m_spawn_timer = 60;
+	}
+	if(dayNightDiffed() == true && getObjectCount() == 0)
+	{
+		m_spawn_timer -= dtime;
+		if(m_spawn_timer <= 0.0)
+		{
+			m_spawn_timer += rand() % 300;
+			
+			v2s16 p2d(
+				(rand()%(MAP_BLOCKSIZE-1))+0,
+				(rand()%(MAP_BLOCKSIZE-1))+0
+			);
+
+			s16 y = getGroundLevel(p2d);
+			
+			if(y >= 0)
+			{
+				v3s16 p(p2d.X, y+1, p2d.Y);
+
+				if(getNode(p).d == CONTENT_AIR
+						&& getNode(p).getLightBlend(daynight_ratio) <= 11)
+				{
+					RatObject *obj = new RatObject(NULL, -1, intToFloat(p));
+					addObject(obj);
+				}
+			}
+		}
+	}
+
+	setChangedFlag();
+}
 
 
 void MapBlock::updateDayNightDiff()
@@ -1041,6 +1089,31 @@ void MapBlock::updateDayNightDiff()
 	m_day_night_differs = differs;
 }
 
+s16 MapBlock::getGroundLevel(v2s16 p2d)
+{
+	if(isDummy())
+		return -3;
+	try
+	{
+		s16 y = MAP_BLOCKSIZE-1;
+		for(; y>=0; y--)
+		{
+			if(is_ground_content(getNodeRef(p2d.X, y, p2d.Y).d))
+			{
+				if(y == MAP_BLOCKSIZE-1)
+					return -2;
+				else
+					return y;
+			}
+		}
+		return -1;
+	}
+	catch(InvalidPositionException &e)
+	{
+		return -3;
+	}
+}
+
 /*
 	Serialization
 */

src/mapblock.h

@@ -281,6 +281,7 @@ public:
 	}
 	
 #ifndef SERVER
+	// light = 0...255
 	static void makeFastFace(TileSpec tile, u8 light, v3f p,
 			v3s16 dir, v3f scale, v3f posRelative_f,
 			core::array<FastFace> &dest);
@@ -325,9 +326,9 @@ public:
 	}
 	// If smgr!=NULL, new objects are added to the scene
 	void updateObjects(std::istream &is, u8 version,
-			scene::ISceneManager *smgr)
+			scene::ISceneManager *smgr, u32 daynight_ratio)
 	{
-		m_objects.update(is, version, smgr);
+		m_objects.update(is, version, smgr, daynight_ratio);
 
 		setChangedFlag();
 	}
@@ -358,12 +359,11 @@ public:
 	{
 		return m_objects.getLock();
 	}
-	void stepObjects(float dtime, bool server)
-	{
-		m_objects.step(dtime, server);
 
-		setChangedFlag();
+	/*
-	}
+		Moves objects, deletes objects and spawns new objects
+	*/
+	void stepObjects(float dtime, bool server, u32 daynight_ratio);
 
 	/*void wrapObject(MapBlockObject *object)
 	{
@@ -427,6 +427,20 @@ public:
 		return m_day_night_differs;
 	}
 
+	/*
+		Miscellaneous stuff
+	*/
+	
+	/*
+		Tries to measure ground level.
+		Return value:
+			-1 = only air
+			-2 = only ground
+			-3 = random fail
+			0...MAP_BLOCKSIZE-1 = ground level
+	*/
+	s16 getGroundLevel(v2s16 p2d);
+
 	/*
 		Serialization
 	*/
@@ -454,6 +468,8 @@ private:
 
 	MapNode & getNodeRef(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();
@@ -492,6 +508,9 @@ private:
 	
 	MapBlockObjectList m_objects;
 
+	// Object spawning stuff
+	float m_spawn_timer;
+	
 #ifndef SERVER
 	bool m_mesh_expired;
 	

src/mapblockobject.cpp

@@ -46,6 +46,17 @@ void MapBlockObject::setBlockChanged()
 /*
 	MovingObject
 */
+
+v3f MovingObject::getAbsoluteShowPos()
+{
+	if(m_block == NULL)
+		return m_pos;
+	
+	// getPosRelative gets nodepos relative to map origin
+	v3f blockpos = intToFloat(m_block->getPosRelative());
+	return blockpos + m_showpos;
+}
+
 void MovingObject::move(float dtime, v3f acceleration)
 {
 	DSTACK("%s: typeid=%i, pos=(%f,%f,%f), speed=(%f,%f,%f)"
@@ -97,7 +108,7 @@ void MovingObject::move(float dtime, v3f acceleration)
 	float speedlength = m_speed.getLength();
 	f32 dtime_max_increment;
 	if(fabs(speedlength) > 0.001)
-		dtime_max_increment = 0.1*BS / speedlength;
+		dtime_max_increment = 0.05*BS / speedlength;
 	else
 		dtime_max_increment = 0.5;
 	
@@ -151,14 +162,14 @@ void MovingObject::move(float dtime, v3f acceleration)
 			}
 			catch(InvalidPositionException &e)
 			{
-				// Doing nothing here will block the player from
+				// Doing nothing here will block the object from
 				// walking over map borders
 			}
 
 			core::aabbox3d<f32> nodebox = Map::getNodeBox(
 					v3s16(x,y,z));
 			
-			// See if the player is touching ground
+			// See if the object is touching ground
 			if(
 					fabs(nodebox.MaxEdge.Y-objectbox.MinEdge.Y) < d
 					&& nodebox.MaxEdge.X-d > objectbox.MinEdge.X
@@ -227,6 +238,60 @@ void MovingObject::move(float dtime, v3f acceleration)
 	m_pos = position;
 }
 
+void MovingObject::simpleMove(float dtime)
+{
+	m_pos_animation_time_counter += dtime;
+	m_pos_animation_counter += dtime;
+	v3f movevector = m_pos - m_oldpos;
+	f32 moveratio;
+	if(m_pos_animation_time < 0.001)
+		moveratio = 1.0;
+	else
+		moveratio = m_pos_animation_counter / m_pos_animation_time;
+	if(moveratio > 1.5)
+		moveratio = 1.5;
+	m_showpos = m_oldpos + movevector * moveratio;
+}
+
+#ifndef SERVER
+/*
+	RatObject
+*/
+void RatObject::addToScene(scene::ISceneManager *smgr)
+{
+	if(m_node != NULL)
+		return;
+	
+	video::IVideoDriver* driver = smgr->getVideoDriver();
+	
+	scene::SMesh *mesh = new scene::SMesh();
+	scene::IMeshBuffer *buf = new scene::SMeshBuffer();
+	video::SColor c(255,255,255,255);
+	video::S3DVertex vertices[4] =
+	{
+		video::S3DVertex(-BS/2,-BS/4,0, 0,0,0, c, 0,1),
+		video::S3DVertex(BS/2,-BS/4,0, 0,0,0, c, 1,1),
+		video::S3DVertex(BS/2,BS/4,0, 0,0,0, c, 1,0),
+		video::S3DVertex(-BS/2,BS/4,0, 0,0,0, c, 0,0),
+	};
+	u16 indices[] = {0,1,2,2,3,0};
+	buf->append(vertices, 4, indices, 6);
+	// Set material
+	buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
+	buf->getMaterial().setFlag(video::EMF_BACK_FACE_CULLING, false);
+	buf->getMaterial().setTexture
+			(0, driver->getTexture("../data/rat.png"));
+	buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
+	buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
+	// Add to mesh
+	mesh->addMeshBuffer(buf);
+	buf->drop();
+	m_node = smgr->addMeshSceneNode(mesh, NULL);
+	mesh->drop();
+	updateNodePos();
+}
+#endif
+
 /*
 	MapBlockObjectList
 */
@@ -265,7 +330,7 @@ void MapBlockObjectList::serialize(std::ostream &os, u8 version)
 }
 
 void MapBlockObjectList::update(std::istream &is, u8 version,
-		scene::ISceneManager *smgr)
+		scene::ISceneManager *smgr, u32 daynight_ratio)
 {
 	JMutexAutoLock lock(m_mutex);
 
@@ -349,11 +414,14 @@ void MapBlockObjectList::update(std::istream &is, u8 version,
 			}
 			else
 			{
+				// This is fatal because we cannot know the length
+				// of the object's data
 				throw SerializationError
 				("MapBlockObjectList::update(): Unknown MapBlockObject type");
 			}
 
 			if(smgr != NULL)
+				//obj->addToScene(smgr, daynight_ratio);
 				obj->addToScene(smgr);
 
 			n->setValue(obj);
@@ -362,6 +430,11 @@ void MapBlockObjectList::update(std::istream &is, u8 version,
 		{
 			obj = n->getValue();
 			obj->updatePos(pos);
+			/*if(daynight_ratio != m_last_update_daynight_ratio)
+			{
+				obj->removeFromScene();
+				obj->addToScene(smgr, daynight_ratio);
+			}*/
 		}
 
 		// Now there is an object in obj.
@@ -369,6 +442,21 @@ void MapBlockObjectList::update(std::istream &is, u8 version,
 		
 		obj->update(is, version);
 		
+		/*
+			Update light on client
+		*/
+		if(smgr != NULL)
+		{
+			u8 light = LIGHT_MAX;
+			try{
+				v3s16 relpos_i = floatToInt(obj->m_pos);
+				MapNode n = m_block->getNodeParent(relpos_i);
+				light = n.getLightBlend(daynight_ratio);
+			}
+			catch(InvalidPositionException &e) {}
+			obj->updateLight(light);
+		}
+		
 		// Remove from deletion list
 		if(ids_to_delete.find(id) != NULL)
 			ids_to_delete.remove(id);
@@ -390,6 +478,8 @@ void MapBlockObjectList::update(std::istream &is, u8 version,
 		delete obj;
 		m_objects.remove(id);
 	}
+
+	m_last_update_daynight_ratio = daynight_ratio;
 }
 
 s16 MapBlockObjectList::getFreeId() throw(ContainerFullException)
@@ -492,7 +582,7 @@ MapBlockObject * MapBlockObjectList::get(s16 id)
 		return n->getValue();
 }
 
-void MapBlockObjectList::step(float dtime, bool server)
+void MapBlockObjectList::step(float dtime, bool server, u32 daynight_ratio)
 {
 	DSTACK(__FUNCTION_NAME);
 	
@@ -514,7 +604,17 @@ void MapBlockObjectList::step(float dtime, bool server)
 
 			if(server)
 			{
-				bool to_delete = obj->serverStep(dtime);
+				// Update light
+				u8 light = LIGHT_MAX;
+				try{
+					v3s16 relpos_i = floatToInt(obj->m_pos);
+					MapNode n = m_block->getNodeParent(relpos_i);
+					light = n.getLightBlend(daynight_ratio);
+				}
+				catch(InvalidPositionException &e) {}
+				obj->updateLight(light);
+				
+				bool to_delete = obj->serverStep(dtime, daynight_ratio);
 
 				if(to_delete)
 					ids_to_delete.insert(obj->m_id, true);
@@ -669,7 +769,7 @@ void MapBlockObjectList::getObjects(v3f origin, f32 max_d,
 	{
 		MapBlockObject *obj = i.getNode()->getValue();
 
-		f32 d = (obj->m_pos - origin).getLength();
+		f32 d = (obj->getRelativeShowPos() - origin).getLength();
 
 		if(d > max_d)
 			continue;

src/mapblockobject.h

@@ -33,7 +33,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #define MAPBLOCKOBJECT_TYPE_SIGN 2
 #define MAPBLOCKOBJECT_TYPE_RAT 3
 // Used for handling selecting special stuff
-//#define MAPBLOCKOBJECT_TYPE_PSEUDO 4
+//#define MAPBLOCKOBJECT_TYPE_PSEUDO 1000
 
 class MapBlock;
 
@@ -81,6 +81,11 @@ public:
 		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();
 
@@ -134,12 +139,14 @@ public:
 	// 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) { return false; };
+	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) {};
@@ -148,11 +155,14 @@ public:
 	//       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) {};
+	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() {};
+	virtual void removeFromScene() = 0;
+	
+	// 0 <= light_at_pos <= LIGHT_SUN
+	virtual void updateLight(u8 light_at_pos) {};
 #endif
 
 	virtual std::string infoText() { return ""; }
@@ -209,7 +219,7 @@ public:
 	{
 		assert(0);
 	}
-	virtual bool serverStep(float dtime)
+	virtual bool serverStep(float dtime, u32 daynight_ratio)
 	{
 		assert(0);
 	}
@@ -233,7 +243,10 @@ 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_speed(0,0,0),
+		m_oldpos(pos),
+		m_pos_animation_time(0),
+		m_showpos(pos)
 	{
 		m_touching_ground = false;
 	}
@@ -274,8 +287,33 @@ public:
 		m_speed = speed;
 	}
 	
-	virtual bool serverStep(float dtime) { return false; };
+	// Reimplementation shall call this.
-	virtual void clientStep(float dtime) {};
+	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;*/
@@ -284,182 +322,21 @@ public:
 		Special methods
 	*/
 	
-	// Moves with collision detection
+	// Move with collision detection, server side
 	void move(float dtime, v3f acceleration);
 
+	// Move from old position to new position, client side
+	void simpleMove(float dtime);
+	
 protected:
 	v3f m_speed;
 	bool m_touching_ground;
-};
+	// Client-side moving
-
-class RatObject : public MovingObject
-{
-public:
-	RatObject(MapBlock *block, s16 id, v3f pos):
-		MovingObject(block, id, pos),
-		m_node(NULL)
-	{
-		m_collision_box = new core::aabbox3d<f32>
-				(-BS*0.3,0,-BS*0.3, BS*0.3,BS*0.5,BS*0.3);
-		m_selection_box = new core::aabbox3d<f32>
-				(-BS*0.3,0,-BS*0.3, BS*0.3,BS*0.5,BS*0.3);
-
-		m_counter1 = 0;
-		m_counter2 = 0;
-	}
-	virtual ~RatObject()
-	{
-		delete m_collision_box;
-		delete m_selection_box;
-	}
-	
-	/*
-		Implementation interface
-	*/
-	virtual u16 getTypeId() const
-	{
-		return MAPBLOCKOBJECT_TYPE_RAT;
-	}
-	virtual void serialize(std::ostream &os, u8 version)
-	{
-		MovingObject::serialize(os, version);
-		u8 buf[2];
-
-		// Write yaw * 10
-		writeS16(buf, m_yaw * 10);
-		os.write((char*)buf, 2);
-
-	}
-	virtual void update(std::istream &is, u8 version)
-	{
-		MovingObject::update(is, version);
-		u8 buf[2];
-		
-		// Read yaw * 10
-		is.read((char*)buf, 2);
-		s16 yaw_i = readS16(buf);
-		m_yaw = (f32)yaw_i / 10;
-
-		updateNodePos();
-	}
-
-	virtual bool serverStep(float dtime)
-	{
-		v3f dir(cos(m_yaw/180*PI),0,sin(m_yaw/180*PI));
-
-		f32 speed = 2*BS;
-
-		m_speed.X = speed * dir.X;
-		m_speed.Z = speed * dir.Z;
-
-		if(m_touching_ground && (m_oldpos - m_pos).getLength() < dtime*speed/2)
-		{
-			m_counter1 -= dtime;
-			if(m_counter1 < 0.0)
-			{
-				m_counter1 += 1.0;
-				m_speed.Y = 5.0*BS;
-			}
-		}
-
-		{
-			m_counter2 -= dtime;
-			if(m_counter2 < 0.0)
-			{
-				m_counter2 += (float)(rand()%100)/100*3.0;
-				m_yaw += ((float)(rand()%200)-100)/100*180;
-				m_yaw = wrapDegrees(m_yaw);
-			}
-		}
-
-		m_oldpos = m_pos;
-
-		//m_yaw += dtime*90;
-
-		move(dtime, v3f(0, -9.81*BS, 0));
-
-		updateNodePos();
-
-		return false;
-	}
-#ifndef SERVER
-	virtual void clientStep(float dtime)
-	{
-		m_pos += m_speed * dtime;
-
-		updateNodePos();
-	}
-	
-	virtual void addToScene(scene::ISceneManager *smgr)
-	{
-		if(m_node != NULL)
-			return;
-		
-		video::IVideoDriver* driver = smgr->getVideoDriver();
-		
-		scene::SMesh *mesh = new scene::SMesh();
-		scene::IMeshBuffer *buf = new scene::SMeshBuffer();
-		video::SColor c(255,255,255,255);
-		video::S3DVertex vertices[4] =
-		{
-			video::S3DVertex(-BS/2,0,0, 0,0,0, c, 0,1),
-			video::S3DVertex(BS/2,0,0, 0,0,0, c, 1,1),
-			video::S3DVertex(BS/2,BS/2,0, 0,0,0, c, 1,0),
-			video::S3DVertex(-BS/2,BS/2,0, 0,0,0, c, 0,0),
-		};
-		u16 indices[] = {0,1,2,2,3,0};
-		buf->append(vertices, 4, indices, 6);
-		// Set material
-		buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
-		buf->getMaterial().setFlag(video::EMF_BACK_FACE_CULLING, false);
-		buf->getMaterial().setTexture
-				(0, driver->getTexture("../data/rat.png"));
-		buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
-		buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
-		// Add to mesh
-		mesh->addMeshBuffer(buf);
-		buf->drop();
-		m_node = smgr->addMeshSceneNode(mesh, NULL);
-		mesh->drop();
-		m_node->setPosition(getAbsolutePos());
-	}
-	virtual void removeFromScene()
-	{
-		if(m_node != NULL)
-		{
-			m_node->remove();
-			m_node = NULL;
-		}
-	}
-#endif
-
-	virtual std::string getInventoryString()
-	{
-		// There must be a space after the name
-		// Or does there?
-		return std::string("Rat ");
-	}
-
-	/*
-		Special methods
-	*/
-	
-	void updateNodePos()
-	{
-		if(m_node != NULL)
-		{
-			m_node->setPosition(getAbsolutePos());
-			m_node->setRotation(v3f(0, -m_yaw+180, 0));
-		}
-	}
-	
-protected:
-	scene::IMeshSceneNode *m_node;
-	float m_yaw;
-
-	float m_counter1;
-	float m_counter2;
 	v3f m_oldpos;
+	f32 m_pos_animation_counter;
+	f32 m_pos_animation_time;
+	f32 m_pos_animation_time_counter;
+	v3f m_showpos;
 };
 
 class SignObject : public MapBlockObject
@@ -524,7 +401,7 @@ public:
 
 		updateSceneNode();
 	}
-	virtual bool serverStep(float dtime)
+	virtual bool serverStep(float dtime, u32 daynight_ratio)
 	{
 		return false;
 	}
@@ -596,6 +473,28 @@ public:
 			m_node = NULL;
 		}
 	}
+	virtual void updateLight(u8 light_at_pos)
+	{
+		if(m_node == NULL)
+			return;
+
+		u8 li = decode_light(light_at_pos);
+		video::SColor color(255,li,li,li);
+
+		scene::IMesh *mesh = m_node->getMesh();
+		
+		u16 mc = mesh->getMeshBufferCount();
+		for(u16 j=0; j<mc; j++)
+		{
+			scene::IMeshBuffer *buf = mesh->getMeshBuffer(j);
+			video::S3DVertex *vertices = (video::S3DVertex*)buf->getVertices();
+			u16 vc = buf->getVertexCount();
+			for(u16 i=0; i<vc; i++)
+			{
+				vertices[i].Color = color;
+			}
+		}
+	}
 #endif
 
 	virtual std::string infoText()
@@ -644,6 +543,177 @@ protected:
 	f32 m_yaw;
 };
 
+class RatObject : public MovingObject
+{
+public:
+	RatObject(MapBlock *block, s16 id, v3f pos):
+		MovingObject(block, id, pos),
+		m_node(NULL)
+	{
+		m_collision_box = new core::aabbox3d<f32>
+				(-BS*0.3,-BS*.25,-BS*0.3, BS*0.3,BS*0.25,BS*0.3);
+		m_selection_box = new core::aabbox3d<f32>
+				(-BS*0.3,-BS*.25,-BS*0.3, BS*0.3,BS*0.25,BS*0.3);
+
+		m_counter1 = 0;
+		m_counter2 = 0;
+		m_age = 0;
+	}
+	virtual ~RatObject()
+	{
+		delete m_collision_box;
+		delete m_selection_box;
+	}
+	
+	/*
+		Implementation interface
+	*/
+	virtual u16 getTypeId() const
+	{
+		return MAPBLOCKOBJECT_TYPE_RAT;
+	}
+	virtual void serialize(std::ostream &os, u8 version)
+	{
+		MovingObject::serialize(os, version);
+		u8 buf[2];
+
+		// Write yaw * 10
+		writeS16(buf, m_yaw * 10);
+		os.write((char*)buf, 2);
+
+	}
+	virtual void update(std::istream &is, u8 version)
+	{
+		MovingObject::update(is, version);
+		u8 buf[2];
+		
+		// Read yaw * 10
+		is.read((char*)buf, 2);
+		s16 yaw_i = readS16(buf);
+		m_yaw = (f32)yaw_i / 10;
+
+		updateNodePos();
+	}
+
+	virtual bool serverStep(float dtime, u32 daynight_ratio)
+	{
+		m_age += dtime;
+		if(m_age > 60)
+			// Die
+			return true;
+
+		v3f dir(cos(m_yaw/180*PI),0,sin(m_yaw/180*PI));
+
+		f32 speed = 2*BS;
+
+		m_speed.X = speed * dir.X;
+		m_speed.Z = speed * dir.Z;
+
+		if(m_touching_ground && (m_oldpos - m_pos).getLength() < dtime*speed/2)
+		{
+			m_counter1 -= dtime;
+			if(m_counter1 < 0.0)
+			{
+				m_counter1 += 1.0;
+				m_speed.Y = 5.0*BS;
+			}
+		}
+
+		{
+			m_counter2 -= dtime;
+			if(m_counter2 < 0.0)
+			{
+				m_counter2 += (float)(rand()%100)/100*3.0;
+				m_yaw += ((float)(rand()%200)-100)/100*180;
+				m_yaw = wrapDegrees(m_yaw);
+			}
+		}
+
+		m_oldpos = m_pos;
+
+		//m_yaw += dtime*90;
+
+		move(dtime, v3f(0, -9.81*BS, 0));
+
+		//updateNodePos();
+
+		return false;
+	}
+#ifndef SERVER
+	virtual void clientStep(float dtime)
+	{
+		//m_pos += m_speed * dtime;
+		MovingObject::simpleMove(dtime);
+
+		updateNodePos();
+	}
+	
+	virtual void addToScene(scene::ISceneManager *smgr);
+
+	virtual void removeFromScene()
+	{
+		if(m_node == NULL)
+			return;
+
+		m_node->remove();
+		m_node = NULL;
+	}
+
+	virtual void updateLight(u8 light_at_pos)
+	{
+		if(m_node == NULL)
+			return;
+
+		u8 li = decode_light(light_at_pos);
+		video::SColor color(255,li,li,li);
+
+		scene::IMesh *mesh = m_node->getMesh();
+		
+		u16 mc = mesh->getMeshBufferCount();
+		for(u16 j=0; j<mc; j++)
+		{
+			scene::IMeshBuffer *buf = mesh->getMeshBuffer(j);
+			video::S3DVertex *vertices = (video::S3DVertex*)buf->getVertices();
+			u16 vc = buf->getVertexCount();
+			for(u16 i=0; i<vc; i++)
+			{
+				vertices[i].Color = color;
+			}
+		}
+	}
+	
+#endif
+
+	virtual std::string getInventoryString()
+	{
+		// There must be a space after the name
+		// Or does there?
+		return std::string("Rat ");
+	}
+
+	/*
+		Special methods
+	*/
+	
+	void updateNodePos()
+	{
+		if(m_node == NULL)
+			return;
+
+		m_node->setPosition(getAbsoluteShowPos());
+		m_node->setRotation(v3f(0, -m_yaw+180, 0));
+	}
+	
+protected:
+	scene::IMeshSceneNode *m_node;
+	float m_yaw;
+
+	float m_counter1;
+	float m_counter2;
+	v3f m_oldpos;
+	float m_age;
+};
+
 struct DistanceSortedObject
 {
 	DistanceSortedObject(MapBlockObject *a_obj, f32 a_d)
@@ -666,12 +736,16 @@ class MapBlockObjectList
 public:
 	MapBlockObjectList(MapBlock *block);
 	~MapBlockObjectList();
+
 	// Writes the count, id, the type id and the parameters of all objects
 	void serialize(std::ostream &os, u8 version);
+
 	// Reads ids, type_ids and parameters.
 	// Creates, updates and deletes objects.
 	// If smgr!=NULL, new objects are added to the scene
-	void update(std::istream &is, u8 version, scene::ISceneManager *smgr);
+	void update(std::istream &is, u8 version, scene::ISceneManager *smgr,
+			u32 daynight_ratio);
+
 	// Finds a new unique id
 	s16 getFreeId() throw(ContainerFullException);
 	/*
@@ -706,7 +780,7 @@ public:
 
 	// Steps all objects and if server==true, removes those that
 	// want to be removed
-	void step(float dtime, bool server);
+	void step(float dtime, bool server, u32 daynight_ratio);
 
 	// Wraps an object that wants to move onto this block from an another
 	// Returns true if wrapping was impossible
@@ -727,6 +801,8 @@ private:
 	// Key is id
 	core::map<s16, MapBlockObject*> m_objects;
 	MapBlock *m_block;
+
+	u32 m_last_update_daynight_ratio;
 };
 
 

src/mapnode.h

@@ -399,6 +399,7 @@ struct MapNode
 	}
 	
 	// 0 <= daylight_factor <= 1000
+	// 0 <= return value <= LIGHT_SUN
 	u8 getLightBlend(u32 daylight_factor)
 	{
 		u8 l = ((daylight_factor * getLight(LIGHTBANK_DAY)
@@ -411,6 +412,17 @@ struct MapNode
 			l = max;
 		return l;
 	}
+	/*// 0 <= daylight_factor <= 1000
+	// 0 <= return value <= 255
+	u8 getLightBlend(u32 daylight_factor)
+	{
+		u8 daylight = decode_light(getLight(LIGHTBANK_DAY));
+		u8 nightlight = decode_light(getLight(LIGHTBANK_NIGHT));
+		u8 mix = ((daylight_factor * daylight
+			+ (1000-daylight_factor) * nightlight)
+			)/1000;
+		return mix;
+	}*/
 
 	void setLight(enum LightBank bank, u8 a_light)
 	{

src/porting.h

@@ -24,11 +24,48 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #ifndef PORTING_HEADER
 #define PORTING_HEADER
 
+// Included for u64 and such
+#include "common_irrlicht.h"
+
 #ifdef _WIN32
 	#define SWPRINTF_CHARSTRING L"%S"
 #else
 	#define SWPRINTF_CHARSTRING L"%s"
 #endif
 
+#ifdef _WIN32
+	#include <windows.h>
+	#define sleep_ms(x) Sleep(x)
+#else
+	#include <unistd.h>
+	#define sleep_ms(x) usleep(x*1000)
+#endif
+
+namespace porting
+{
+
+/*
+	Resolution is 10-20ms.
+	Remember to check for overflows.
+	Overflow can occur at any value higher than 10000000.
+*/
+#ifdef _WIN32 // Windows
+	#include <windows.h>
+	inline u32 getTimeMs()
+	{
+		return GetTickCount();
+	}
+#else // Posix
+	#include <sys/timeb.h>
+	inline u32 getTimeMs()
+	{
+		struct timeb tb;
+		ftime(&tb);
+		return tb.time * 1000 + tb.millitm;
+	}
+#endif
+
+} // namespace porting
+
 #endif
 

src/server.cpp

@@ -663,8 +663,6 @@ void RemoteClient::SendObjectData(
 		- Add blocks to emerge queue if they are not found
 
 		SUGGESTION: These could be ignored from the backside of the player
-
-		TODO: Keep track of total size of packet and stop when it is too big
 	*/
 
 	Player *player = server->m_env.getPlayer(peer_id);
@@ -675,13 +673,11 @@ void RemoteClient::SendObjectData(
 	v3s16 center_nodepos = floatToInt(playerpos);
 	v3s16 center = getNodeBlockPos(center_nodepos);
 
-	//s16 d_max = ACTIVE_OBJECT_D_BLOCKS;
 	s16 d_max = g_settings.getS16("active_object_range");
 	
 	// Number of blocks whose objects were written to bos
 	u16 blockcount = 0;
 
-	//core::map<v3s16, MapBlock*> blocks;
 	std::ostringstream bos(std::ios_base::binary);
 
 	for(s16 d = 0; d <= d_max; d++)
@@ -710,18 +706,20 @@ void RemoteClient::SendObjectData(
 			// Get block
 			MapBlock *block = server->m_env.getMap().getBlockNoCreate(p);
 
-			// Skip block if there are no objects
+			/*
-			if(block->getObjectCount() == 0)
+				Step block if not in stepped_blocks and add to stepped_blocks.
-				continue;
+			*/
-			
-			// Step block if not in stepped_blocks and add to stepped_blocks
 			if(stepped_blocks.find(p) == NULL)
 			{
-				block->stepObjects(dtime, true);
+				block->stepObjects(dtime, true, server->getDayNightRatio());
 				stepped_blocks.insert(p, true);
 				block->setChangedFlag();
 			}
 
+			// Skip block if there are no objects
+			if(block->getObjectCount() == 0)
+				continue;
+			
 			/*
 				Write objects
 			*/

src/server.h

@@ -399,6 +399,18 @@ public:
 
 	core::list<PlayerInfo> getPlayerInfo();
 
+	u32 getDayNightRatio()
+	{
+		s32 d = 8;
+		s32 t = (((m_time_of_day.get() + 24000/d/2)%24000)/(24000/d));
+		if(t == d/4 || t == (d-d/4))
+			return 600;
+		else if(t < d/4 || t > (d-d/4))
+			return 300;
+		else
+			return 1000;
+	}
+	
 private:
 
 	// Virtual methods from con::PeerHandler.

src/servermain.cpp

@@ -20,7 +20,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 /*
 =============================== NOTES ==============================
 
-TODO: Move the default settings into some separate file
 
 */
 
@@ -49,15 +48,6 @@ TODO: Move the default settings into some separate file
 #pragma comment(lib, "zlibwapi.lib")
 #endif
 
-#ifdef _WIN32
-	#define WIN32_LEAN_AND_MEAN
-	#include <windows.h>
-	#define sleep_ms(x) Sleep(x)
-#else
-	#include <unistd.h>
-	#define sleep_ms(x) usleep(x*1000)
-#endif
-
 #include <iostream>
 #include <fstream>
 #include <time.h>
@@ -75,9 +65,7 @@ TODO: Move the default settings into some separate file
 #include "constants.h"
 #include "strfnd.h"
 #include "porting.h"
-
+//#include "irrlichtwrapper.h"
-// Dummy variable
-IrrlichtDevice *g_device = NULL;
 
 /*
 	Settings.
@@ -106,21 +94,15 @@ std::ostream *derr_client_ptr = &dstream;
 
 
 /*
-	Timestamp stuff
+	gettime.h implementation
 */
 
-JMutex g_timestamp_mutex;
+u32 getTimeMs()
-
-std::string getTimestamp()
 {
-	if(g_timestamp_mutex.IsInitialized()==false)
+	/*
-		return "";
+		Use imprecise system calls directly (from porting.h)
-	JMutexAutoLock lock(g_timestamp_mutex);
+	*/
-	time_t t = time(NULL);
+	return porting::getTimeMs();
-	struct tm *tm = localtime(&t);
-	char cs[20];
-	strftime(cs, 20, "%H:%M:%S", tm);
-	return cs;
 }
 
 int main(int argc, char *argv[])
@@ -211,9 +193,6 @@ int main(int argc, char *argv[])
 	sockets_init();
 	atexit(sockets_cleanup);
 	
-	// Initialize timestamp mutex
-	g_timestamp_mutex.Init();
-
 	/*
 		Initialization
 	*/

src/tile.cpp

@@ -18,7 +18,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 */
 
 #include "tile.h"
-#include "irrlichtwrapper.h"
+#include "main.h"
 
 // A mapping from tiles to paths of textures
 const char * g_tile_texture_paths[TILES_COUNT] =

src/utility.cpp

@@ -23,33 +23,21 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #include "utility.h"
 #include "irrlichtwrapper.h"
+#include "gettime.h"
 
-TimeTaker::TimeTaker(const char *name, IrrlichtWrapper *irrlicht, u32 *result)
+TimeTaker::TimeTaker(const char *name, u32 *result)
 {
 	m_name = name;
-	m_irrlicht = irrlicht;
 	m_result = result;
 	m_running = true;
-	if(irrlicht == NULL)
+	m_time1 = getTimeMs();
-	{
-		m_time1 = 0;
-		return;
-	}
-	m_time1 = m_irrlicht->getTime();
 }
 
 u32 TimeTaker::stop(bool quiet)
 {
 	if(m_running)
 	{
-		if(m_irrlicht == NULL)
+		u32 time2 = getTimeMs();
-		{
-			/*if(quiet == false)
-				std::cout<<"Couldn't measure time for "<<m_name
-						<<": irrlicht==NULL"<<std::endl;*/
-			return 0;
-		}
-		u32 time2 = m_irrlicht->getTime();
 		u32 dtime = time2 - m_time1;
 		if(m_result != NULL)
 		{

src/utility.h

@@ -28,18 +28,11 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <jmutex.h>
 #include <jmutexautolock.h>
 
-#ifdef _WIN32
-	#include <windows.h>
-	#define sleep_ms(x) Sleep(x)
-#else
-	#include <unistd.h>
-	#define sleep_ms(x) usleep(x*1000)
-#endif
-
 #include "common_irrlicht.h"
 #include "debug.h"
 #include "strfnd.h"
 #include "exceptions.h"
+#include "porting.h"
 
 extern const v3s16 g_26dirs[26];
 
@@ -404,7 +397,7 @@ class IrrlichtWrapper;
 class TimeTaker
 {
 public:
-	TimeTaker(const char *name, IrrlichtWrapper *irrlicht, u32 *result=NULL);
+	TimeTaker(const char *name, u32 *result=NULL);
 
 	~TimeTaker()
 	{
@@ -415,7 +408,6 @@ public:
 
 private:
 	const char *m_name;
-	IrrlichtWrapper *m_irrlicht;
 	u32 m_time1;
 	bool m_running;
 	u32 *m_result;

src/voxel.cpp

@@ -21,8 +21,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "map.h"
 
 // For TimeTaker
-#include "main.h"
 #include "utility.h"
+#include "gettime.h"
 
 /*
 	Debug stuff
@@ -138,7 +138,7 @@ void VoxelManipulator::addArea(VoxelArea area)
 	if(m_area.contains(area))
 		return;
 	
-	TimeTaker timer("addArea", g_irrlicht, &addarea_time);
+	TimeTaker timer("addArea", &addarea_time);
 
 	// Calculate new area
 	VoxelArea new_area;
@@ -290,7 +290,7 @@ void VoxelManipulator::interpolate(VoxelArea area)
 void VoxelManipulator::clearFlag(u8 flags)
 {
 	// 0-1ms on moderate area
-	TimeTaker timer("clearFlag", g_irrlicht, &clearflag_time);
+	TimeTaker timer("clearFlag", &clearflag_time);
 
 	v3s16 s = m_area.getExtent();
 
@@ -539,8 +539,7 @@ void VoxelManipulator::updateAreaWaterPressure(VoxelArea a,
 		core::map<v3s16, u8> &active_nodes,
 		bool checked3_is_clear)
 {
-	TimeTaker timer("updateAreaWaterPressure", g_irrlicht,
+	TimeTaker timer("updateAreaWaterPressure", &updateareawaterpressure_time);
-			&updateareawaterpressure_time);
 
 	emerge(a, 3);
 	
@@ -653,7 +652,7 @@ bool VoxelManipulator::flowWater(v3s16 removed_pos,
 	//dstream<<"s1="<<s1<<", s2="<<s2<<std::endl;
 
 	{
-	TimeTaker timer1("flowWater pre", g_irrlicht, &flowwater_pre_time);
+	TimeTaker timer1("flowWater pre", &flowwater_pre_time);
 	
 	// Load neighboring nodes
 	emerge(VoxelArea(removed_pos - v3s16(1,1,1), removed_pos + v3s16(1,1,1)), 4);
@@ -802,9 +801,9 @@ bool VoxelManipulator::flowWater(v3s16 removed_pos,
 				debugprint, stoptime);
 	}
 	
-	if(stoptime != 0 && g_irrlicht != NULL)
+	if(stoptime != 0)
 	{
-		u32 timenow = g_irrlicht->getTime();
+		u32 timenow = getTimeMs();
 		if(timenow >= stoptime ||
 				(stoptime < 0x80000000 && timenow > 0x80000000))
 		{
@@ -876,10 +875,7 @@ void VoxelManipulator::flowWater(
 
 
 	u32 stoptime = 0;
-	if(g_irrlicht != NULL)
+	stoptime = getTimeMs() + timelimit;
-	{
-		stoptime = g_irrlicht->getTime() + timelimit;
-	}
 
 	// Count of handled active nodes
 	u32 handled_count = 0;