X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Fmapblock_mesh.cpp;h=e1b044271cb4983ab0432e05525bd7bdb18110aa;hb=65c09a96f41705bb8e75fc5ff4276342be91ed11;hp=abe23855f247ea71513296b130753a066b766f90;hpb=807a0d313ba667356ee8af8ef5ae82b6c4881d15;p=minetest.git

diff --git a/src/mapblock_mesh.cpp b/src/mapblock_mesh.cpp
index abe23855f..e1b044271 100644
--- a/src/mapblock_mesh.cpp
+++ b/src/mapblock_mesh.cpp
@@ -1,18 +1,18 @@
 /*
-Minetest-c55
-Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
+Minetest
+Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
 
 This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
 (at your option) any later version.
 
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
+GNU Lesser General Public License for more details.
 
-You should have received a copy of the GNU General Public License along
+You should have received a copy of the GNU Lesser General Public License along
 with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
@@ -21,23 +21,38 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "light.h"
 #include "mapblock.h"
 #include "map.h"
-#include "main.h" // for g_profiler
 #include "profiler.h"
 #include "nodedef.h"
 #include "gamedef.h"
 #include "mesh.h"
+#include "minimap.h"
 #include "content_mapblock.h"
+#include "noise.h"
+#include "shader.h"
+#include "settings.h"
+#include "util/directiontables.h"
+#include <IMeshManipulator.h>
+
+static void applyFacesShading(video::SColor &color, const float factor)
+{
+	color.setRed(core::clamp(core::round32(color.getRed() * factor), 0, 255));
+	color.setGreen(core::clamp(core::round32(color.getGreen() * factor), 0, 255));
+}
 
 /*
 	MeshMakeData
 */
 
-MeshMakeData::MeshMakeData(IGameDef *gamedef):
+MeshMakeData::MeshMakeData(IGameDef *gamedef, bool use_shaders,
+		bool use_tangent_vertices):
 	m_vmanip(),
 	m_blockpos(-1337,-1337,-1337),
 	m_crack_pos_relative(-1337, -1337, -1337),
 	m_smooth_lighting(false),
-	m_gamedef(gamedef)
+	m_show_hud(false),
+	m_gamedef(gamedef),
+	m_use_shaders(use_shaders),
+	m_use_tangent_vertices(use_tangent_vertices)
 {}
 
 void MeshMakeData::fill(MapBlock *block)
@@ -45,15 +60,16 @@ void MeshMakeData::fill(MapBlock *block)
 	m_blockpos = block->getPos();
 
 	v3s16 blockpos_nodes = m_blockpos*MAP_BLOCKSIZE;
-	
+
 	/*
 		Copy data
 	*/
 
 	// Allocate this block + neighbors
 	m_vmanip.clear();
-	m_vmanip.addArea(VoxelArea(blockpos_nodes-v3s16(1,1,1)*MAP_BLOCKSIZE,
-			blockpos_nodes+v3s16(1,1,1)*MAP_BLOCKSIZE*2-v3s16(1,1,1)));
+	VoxelArea voxel_area(blockpos_nodes - v3s16(1,1,1) * MAP_BLOCKSIZE,
+			blockpos_nodes + v3s16(1,1,1) * MAP_BLOCKSIZE*2-v3s16(1,1,1));
+	m_vmanip.addArea(voxel_area);
 
 	{
 		//TimeTaker timer("copy central block data");
@@ -70,13 +86,13 @@ void MeshMakeData::fill(MapBlock *block)
 			Copy neighbors. This is lightning fast.
 			Copying only the borders would be *very* slow.
 		*/
-		
+
 		// Get map
 		Map *map = block->getParent();
 
-		for(u16 i=0; i<6; i++)
+		for(u16 i=0; i<26; i++)
 		{
-			const v3s16 &dir = g_6dirs[i];
+			const v3s16 &dir = g_26dirs[i];
 			v3s16 bp = m_blockpos + dir;
 			MapBlock *b = map->getBlockNoCreateNoEx(bp);
 			if(b)
@@ -88,7 +104,7 @@ void MeshMakeData::fill(MapBlock *block)
 void MeshMakeData::fillSingleNode(MapNode *node)
 {
 	m_blockpos = v3s16(0,0,0);
-	
+
 	v3s16 blockpos_nodes = v3s16(0,0,0);
 	VoxelArea area(blockpos_nodes-v3s16(1,1,1)*MAP_BLOCKSIZE,
 			blockpos_nodes+v3s16(1,1,1)*MAP_BLOCKSIZE*2-v3s16(1,1,1));
@@ -136,9 +152,8 @@ void MeshMakeData::setSmoothLighting(bool smooth_lighting)
 	Single light bank.
 */
 static u8 getInteriorLight(enum LightBank bank, MapNode n, s32 increment,
-		MeshMakeData *data)
+		INodeDefManager *ndef)
 {
-	INodeDefManager *ndef = data->m_gamedef->ndef();
 	u8 light = n.getLight(bank, ndef);
 
 	while(increment > 0)
@@ -159,10 +174,10 @@ static u8 getInteriorLight(enum LightBank bank, MapNode n, s32 increment,
 	Calculate non-smooth lighting at interior of node.
 	Both light banks.
 */
-u16 getInteriorLight(MapNode n, s32 increment, MeshMakeData *data)
+u16 getInteriorLight(MapNode n, s32 increment, INodeDefManager *ndef)
 {
-	u16 day = getInteriorLight(LIGHTBANK_DAY, n, increment, data);
-	u16 night = getInteriorLight(LIGHTBANK_NIGHT, n, increment, data);
+	u16 day = getInteriorLight(LIGHTBANK_DAY, n, increment, ndef);
+	u16 night = getInteriorLight(LIGHTBANK_NIGHT, n, increment, ndef);
 	return day | (night << 8);
 }
 
@@ -171,10 +186,8 @@ u16 getInteriorLight(MapNode n, s32 increment, MeshMakeData *data)
 	Single light bank.
 */
 static u8 getFaceLight(enum LightBank bank, MapNode n, MapNode n2,
-		v3s16 face_dir, MeshMakeData *data)
+		v3s16 face_dir, INodeDefManager *ndef)
 {
-	INodeDefManager *ndef = data->m_gamedef->ndef();
-
 	u8 light;
 	u8 l1 = n.getLight(bank, ndef);
 	u8 l2 = n2.getLight(bank, ndef);
@@ -183,19 +196,11 @@ static u8 getFaceLight(enum LightBank bank, MapNode n, MapNode n2,
 	else
 		light = l2;
 
-	// Make some nice difference to different sides
-
-	// This makes light come from a corner
-	/*if(face_dir.X == 1 || face_dir.Z == 1 || face_dir.Y == -1)
-		light = diminish_light(diminish_light(light));
-	else if(face_dir.X == -1 || face_dir.Z == -1)
-		light = diminish_light(light);*/
-
-	// All neighboring faces have different shade (like in minecraft)
-	if(face_dir.X == 1 || face_dir.X == -1 || face_dir.Y == -1)
-		light = diminish_light(diminish_light(light));
-	else if(face_dir.Z == 1 || face_dir.Z == -1)
-		light = diminish_light(light);
+	// Boost light level for light sources
+	u8 light_source = MYMAX(ndef->get(n).light_source,
+			ndef->get(n2).light_source);
+	if(light_source > light)
+		light = light_source;
 
 	return decode_light(light);
 }
@@ -204,20 +209,20 @@ static u8 getFaceLight(enum LightBank bank, MapNode n, MapNode n2,
 	Calculate non-smooth lighting at face of node.
 	Both light banks.
 */
-u16 getFaceLight(MapNode n, MapNode n2, v3s16 face_dir, MeshMakeData *data)
+u16 getFaceLight(MapNode n, MapNode n2, v3s16 face_dir, INodeDefManager *ndef)
 {
-	u16 day = getFaceLight(LIGHTBANK_DAY, n, n2, face_dir, data);
-	u16 night = getFaceLight(LIGHTBANK_NIGHT, n, n2, face_dir, data);
+	u16 day = getFaceLight(LIGHTBANK_DAY, n, n2, face_dir, ndef);
+	u16 night = getFaceLight(LIGHTBANK_NIGHT, n, n2, face_dir, ndef);
 	return day | (night << 8);
 }
 
 /*
 	Calculate smooth lighting at the XYZ- corner of p.
-	Single light bank.
+	Both light banks
 */
-static u8 getSmoothLight(enum LightBank bank, v3s16 p, MeshMakeData *data)
+static u16 getSmoothLightCombined(v3s16 p, MeshMakeData *data)
 {
-	static v3s16 dirs8[8] = {
+	static const v3s16 dirs8[8] = {
 		v3s16(0,0,0),
 		v3s16(0,0,1),
 		v3s16(0,1,0),
@@ -231,48 +236,74 @@ static u8 getSmoothLight(enum LightBank bank, v3s16 p, MeshMakeData *data)
 	INodeDefManager *ndef = data->m_gamedef->ndef();
 
 	u16 ambient_occlusion = 0;
-	u16 light = 0;
 	u16 light_count = 0;
-	for(u32 i=0; i<8; i++)
+	u8 light_source_max = 0;
+	u16 light_day = 0;
+	u16 light_night = 0;
+
+	for (u32 i = 0; i < 8; i++)
 	{
-		MapNode n = data->m_vmanip.getNodeNoEx(p - dirs8[i]);
+		const MapNode &n = data->m_vmanip.getNodeRefUnsafeCheckFlags(p - dirs8[i]);
+
+		// if it's CONTENT_IGNORE we can't do any light calculations
+		if (n.getContent() == CONTENT_IGNORE) {
+			continue;
+		}
+
 		const ContentFeatures &f = ndef->get(n);
-		// Check f.solidness because fast-style leaves look
-		// better this way
-		if(f.param_type == CPT_LIGHT && f.solidness != 2)
-		{
-			light += decode_light(n.getLight(bank, ndef));
+		if (f.light_source > light_source_max)
+			light_source_max = f.light_source;
+		// Check f.solidness because fast-style leaves look better this way
+		if (f.param_type == CPT_LIGHT && f.solidness != 2) {
+			light_day += decode_light(n.getLightNoChecks(LIGHTBANK_DAY, &f));
+			light_night += decode_light(n.getLightNoChecks(LIGHTBANK_NIGHT, &f));
 			light_count++;
-		}
-		else if(n.getContent() != CONTENT_IGNORE)
-		{
+		} else {
 			ambient_occlusion++;
 		}
 	}
 
 	if(light_count == 0)
-		return 255;
-	
-	light /= light_count;
+		return 0xffff;
 
-	if(ambient_occlusion > 4)
-	{
-		ambient_occlusion -= 4;
-		light = (float)light / ((float)ambient_occlusion * 0.5 + 1.0);
+	light_day /= light_count;
+	light_night /= light_count;
+
+	// Boost brightness around light sources
+	bool skip_ambient_occlusion_day = false;
+	if(decode_light(light_source_max) >= light_day) {
+		light_day = decode_light(light_source_max);
+		skip_ambient_occlusion_day = true;
 	}
 
-	return light;
-}
+	bool skip_ambient_occlusion_night = false;
+	if(decode_light(light_source_max) >= light_night) {
+		light_night = decode_light(light_source_max);
+		skip_ambient_occlusion_night = true;
+	}
 
-/*
-	Calculate smooth lighting at the XYZ- corner of p.
-	Both light banks.
-*/
-static u16 getSmoothLight(v3s16 p, MeshMakeData *data)
-{
-	u16 day = getSmoothLight(LIGHTBANK_DAY, p, data);
-	u16 night = getSmoothLight(LIGHTBANK_NIGHT, p, data);
-	return day | (night << 8);
+	if (ambient_occlusion > 4)
+	{
+		static const float ao_gamma = rangelim(
+			g_settings->getFloat("ambient_occlusion_gamma"), 0.25, 4.0);
+
+		// Table of gamma space multiply factors.
+		static const float light_amount[3] = {
+			powf(0.75, 1.0 / ao_gamma),
+			powf(0.5,  1.0 / ao_gamma),
+			powf(0.25, 1.0 / ao_gamma)
+		};
+
+		//calculate table index for gamma space multiplier
+		ambient_occlusion -= 5;
+
+		if (!skip_ambient_occlusion_day)
+			light_day = rangelim(core::round32(light_day*light_amount[ambient_occlusion]), 0, 255);
+		if (!skip_ambient_occlusion_night)
+			light_night = rangelim(core::round32(light_night*light_amount[ambient_occlusion]), 0, 255);
+	}
+
+	return light_day | (light_night << 8);
 }
 
 /*
@@ -282,20 +313,20 @@ static u16 getSmoothLight(v3s16 p, MeshMakeData *data)
 u16 getSmoothLight(v3s16 p, v3s16 corner, MeshMakeData *data)
 {
 	if(corner.X == 1) p.X += 1;
-	else              assert(corner.X == -1);
+	// else corner.X == -1
 	if(corner.Y == 1) p.Y += 1;
-	else              assert(corner.Y == -1);
+	// else corner.Y == -1
 	if(corner.Z == 1) p.Z += 1;
-	else              assert(corner.Z == -1);
-	
-	return getSmoothLight(p, data);
+	// else corner.Z == -1
+
+	return getSmoothLightCombined(p, data);
 }
 
 /*
 	Converts from day + night color values (0..255)
 	and a given daynight_ratio to the final SColor shown on screen.
 */
-static void finalColorBlend(video::SColor& result,
+void finalColorBlend(video::SColor& result,
 		u8 day, u8 night, u32 daynight_ratio)
 {
 	s32 rg = (day * daynight_ratio + night * (1000-daynight_ratio)) / 1000;
@@ -307,25 +338,19 @@ static void finalColorBlend(video::SColor& result,
 
 	// Emphase blue a bit in darker places
 	// Each entry of this array represents a range of 8 blue levels
-	static u8 emphase_blue_when_dark[32] = {
+	static const u8 emphase_blue_when_dark[32] = {
 		1, 4, 6, 6, 6, 5, 4, 3, 2, 1, 0, 0, 0, 0, 0, 0,
 		0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	};
-	if(b < 0)
-		b = 0;
-	if(b > 255)
-		b = 255;
-	b += emphase_blue_when_dark[b / 8];
+	b += emphase_blue_when_dark[irr::core::clamp(b, 0, 255) / 8];
+	b = irr::core::clamp(b, 0, 255);
 
 	// Artificial light is yellow-ish
-	static u8 emphase_yellow_when_artificial[16] = {
+	static const u8 emphase_yellow_when_artificial[16] = {
 		0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 10, 15, 15, 15
 	};
 	rg += emphase_yellow_when_artificial[night/16];
-	if(rg < 0)
-		rg = 0;
-	if(rg > 255)
-		rg = 255;
+	rg = irr::core::clamp(rg, 0, 255);
 
 	result.setRed(rg);
 	result.setGreen(rg);
@@ -406,16 +431,132 @@ struct FastFace
 };
 
 static void makeFastFace(TileSpec tile, u16 li0, u16 li1, u16 li2, u16 li3,
-		v3f p, v3s16 dir, v3f scale, core::array<FastFace> &dest)
+		v3f p, v3s16 dir, v3f scale, u8 light_source, std::vector<FastFace> &dest)
 {
-	FastFace face;
-	
 	// Position is at the center of the cube.
 	v3f pos = p * BS;
 
+	float x0 = 0.0;
+	float y0 = 0.0;
+	float w = 1.0;
+	float h = 1.0;
+
 	v3f vertex_pos[4];
 	v3s16 vertex_dirs[4];
 	getNodeVertexDirs(dir, vertex_dirs);
+
+	v3s16 t;
+	u16 t1;
+	switch (tile.rotation)
+	{
+	case 0:
+		break;
+	case 1: //R90
+		t = vertex_dirs[0];
+		vertex_dirs[0] = vertex_dirs[3];
+		vertex_dirs[3] = vertex_dirs[2];
+		vertex_dirs[2] = vertex_dirs[1];
+		vertex_dirs[1] = t;
+		t1=li0;
+		li0=li3;
+		li3=li2;
+		li2=li1;
+		li1=t1;
+		break;
+	case 2: //R180
+		t = vertex_dirs[0];
+		vertex_dirs[0] = vertex_dirs[2];
+		vertex_dirs[2] = t;
+		t = vertex_dirs[1];
+		vertex_dirs[1] = vertex_dirs[3];
+		vertex_dirs[3] = t;
+		t1  = li0;
+		li0 = li2;
+		li2 = t1;
+		t1  = li1;
+		li1 = li3;
+		li3 = t1;
+		break;
+	case 3: //R270
+		t = vertex_dirs[0];
+		vertex_dirs[0] = vertex_dirs[1];
+		vertex_dirs[1] = vertex_dirs[2];
+		vertex_dirs[2] = vertex_dirs[3];
+		vertex_dirs[3] = t;
+		t1  = li0;
+		li0 = li1;
+		li1 = li2;
+		li2 = li3;
+		li3 = t1;
+		break;
+	case 4: //FXR90
+		t = vertex_dirs[0];
+		vertex_dirs[0] = vertex_dirs[3];
+		vertex_dirs[3] = vertex_dirs[2];
+		vertex_dirs[2] = vertex_dirs[1];
+		vertex_dirs[1] = t;
+		t1  = li0;
+		li0 = li3;
+		li3 = li2;
+		li2 = li1;
+		li1 = t1;
+		y0 += h;
+		h *= -1;
+		break;
+	case 5: //FXR270
+		t = vertex_dirs[0];
+		vertex_dirs[0] = vertex_dirs[1];
+		vertex_dirs[1] = vertex_dirs[2];
+		vertex_dirs[2] = vertex_dirs[3];
+		vertex_dirs[3] = t;
+		t1  = li0;
+		li0 = li1;
+		li1 = li2;
+		li2 = li3;
+		li3 = t1;
+		y0 += h;
+		h *= -1;
+		break;
+	case 6: //FYR90
+		t = vertex_dirs[0];
+		vertex_dirs[0] = vertex_dirs[3];
+		vertex_dirs[3] = vertex_dirs[2];
+		vertex_dirs[2] = vertex_dirs[1];
+		vertex_dirs[1] = t;
+		t1  = li0;
+		li0 = li3;
+		li3 = li2;
+		li2 = li1;
+		li1 = t1;
+		x0 += w;
+		w *= -1;
+		break;
+	case 7: //FYR270
+		t = vertex_dirs[0];
+		vertex_dirs[0] = vertex_dirs[1];
+		vertex_dirs[1] = vertex_dirs[2];
+		vertex_dirs[2] = vertex_dirs[3];
+		vertex_dirs[3] = t;
+		t1  = li0;
+		li0 = li1;
+		li1 = li2;
+		li2 = li3;
+		li3 = t1;
+		x0 += w;
+		w *= -1;
+		break;
+	case 8: //FX
+		y0 += h;
+		h *= -1;
+		break;
+	case 9: //FY
+		x0 += w;
+		w *= -1;
+		break;
+	default:
+		break;
+	}
+
 	for(u16 i=0; i<4; i++)
 	{
 		vertex_pos[i] = v3f(
@@ -433,7 +574,7 @@ static void makeFastFace(TileSpec tile, u16 li0, u16 li1, u16 li2, u16 li3,
 		vertex_pos[i] += pos;
 	}
 
-	f32 abs_scale = 1.;
+	f32 abs_scale = 1.0;
 	if     (scale.X < 0.999 || scale.X > 1.001) abs_scale = scale.X;
 	else if(scale.Y < 0.999 || scale.Y > 1.001) abs_scale = scale.Y;
 	else if(scale.Z < 0.999 || scale.Z > 1.001) abs_scale = scale.Z;
@@ -442,27 +583,24 @@ static void makeFastFace(TileSpec tile, u16 li0, u16 li1, u16 li2, u16 li3,
 
 	u8 alpha = tile.alpha;
 
-	float x0 = tile.texture.pos.X;
-	float y0 = tile.texture.pos.Y;
-	float w = tile.texture.size.X;
-	float h = tile.texture.size.Y;
+	dest.push_back(FastFace());
+
+	FastFace& face = *dest.rbegin();
 
 	face.vertices[0] = video::S3DVertex(vertex_pos[0], normal,
-			MapBlock_LightColor(alpha, li0),
+			MapBlock_LightColor(alpha, li0, light_source),
 			core::vector2d<f32>(x0+w*abs_scale, y0+h));
 	face.vertices[1] = video::S3DVertex(vertex_pos[1], normal,
-			MapBlock_LightColor(alpha, li1),
+			MapBlock_LightColor(alpha, li1, light_source),
 			core::vector2d<f32>(x0, y0+h));
 	face.vertices[2] = video::S3DVertex(vertex_pos[2], normal,
-			MapBlock_LightColor(alpha, li2),
+			MapBlock_LightColor(alpha, li2, light_source),
 			core::vector2d<f32>(x0, y0));
 	face.vertices[3] = video::S3DVertex(vertex_pos[3], normal,
-			MapBlock_LightColor(alpha, li3),
+			MapBlock_LightColor(alpha, li3, light_source),
 			core::vector2d<f32>(x0+w*abs_scale, y0));
 
 	face.tile = tile;
-	
-	dest.push_back(face);
 }
 
 /*
@@ -482,16 +620,16 @@ static u8 face_contents(content_t m1, content_t m2, bool *equivalent,
 
 	if(m1 == CONTENT_IGNORE || m2 == CONTENT_IGNORE)
 		return 0;
-	
+
 	bool contents_differ = (m1 != m2);
-	
+
 	const ContentFeatures &f1 = ndef->get(m1);
 	const ContentFeatures &f2 = ndef->get(m2);
 
 	// Contents don't differ for different forms of same liquid
 	if(f1.sameLiquid(f2))
 		contents_differ = false;
-	
+
 	u8 c1 = f1.solidness;
 	u8 c2 = f2.solidness;
 
@@ -500,12 +638,12 @@ static u8 face_contents(content_t m1, content_t m2, bool *equivalent,
 
 	if(makes_face == false)
 		return 0;
-	
+
 	if(c1 == 0)
 		c1 = f1.visual_solidness;
 	if(c2 == 0)
 		c2 = f2.visual_solidness;
-	
+
 	if(c1 == c2){
 		*equivalent = true;
 		// If same solidness, liquid takes precense
@@ -514,7 +652,7 @@ static u8 face_contents(content_t m1, content_t m2, bool *equivalent,
 		if(f2.isLiquid())
 			return 2;
 	}
-	
+
 	if(c1 > c2)
 		return 1;
 	else
@@ -529,11 +667,8 @@ TileSpec getNodeTileN(MapNode mn, v3s16 p, u8 tileindex, MeshMakeData *data)
 	INodeDefManager *ndef = data->m_gamedef->ndef();
 	TileSpec spec = ndef->get(mn).tiles[tileindex];
 	// Apply temporary crack
-	if(p == data->m_crack_pos_relative)
-	{
+	if (p == data->m_crack_pos_relative)
 		spec.material_flags |= MATERIAL_FLAG_CRACK;
-		spec.texture = data->m_gamedef->tsrc()->getTextureRawAP(spec.texture);
-	}
 	return spec;
 }
 
@@ -557,46 +692,85 @@ TileSpec getNodeTile(MapNode mn, v3s16 p, v3s16 dir, MeshMakeData *data)
 	//  5 = (0,0,-1)
 	//  6 = (0,-1,0)
 	//  7 = (-1,0,0)
-	u8 dir_i = (dir.X + 2 * dir.Y + 3 * dir.Z) & 7;
+	u8 dir_i = ((dir.X + 2 * dir.Y + 3 * dir.Z) & 7)*2;
 
 	// Get rotation for things like chests
 	u8 facedir = mn.getFaceDir(ndef);
-	assert(facedir <= 3);
-	
-	static const u8 dir_to_tile[4 * 8] =
+
+	static const u16 dir_to_tile[24 * 16] =
 	{
-		// 0  +X  +Y  +Z   0  -Z  -Y  -X
-		   0,  2,  0,  4,  0,  5,  1,  3,  // facedir = 0
-		   0,  4,  0,  3,  0,  2,  1,  5,  // facedir = 1
-		   0,  3,  0,  5,  0,  4,  1,  2,  // facedir = 2
-		   0,  5,  0,  2,  0,  3,  1,  4,  // facedir = 3
+		// 0     +X    +Y    +Z           -Z    -Y    -X   ->   value=tile,rotation
+		   0,0,  2,0 , 0,0 , 4,0 ,  0,0,  5,0 , 1,0 , 3,0 ,  // rotate around y+ 0 - 3
+		   0,0,  4,0 , 0,3 , 3,0 ,  0,0,  2,0 , 1,1 , 5,0 ,
+		   0,0,  3,0 , 0,2 , 5,0 ,  0,0,  4,0 , 1,2 , 2,0 ,
+		   0,0,  5,0 , 0,1 , 2,0 ,  0,0,  3,0 , 1,3 , 4,0 ,
+
+		   0,0,  2,3 , 5,0 , 0,2 ,  0,0,  1,0 , 4,2 , 3,1 ,  // rotate around z+ 4 - 7
+		   0,0,  4,3 , 2,0 , 0,1 ,  0,0,  1,1 , 3,2 , 5,1 ,
+		   0,0,  3,3 , 4,0 , 0,0 ,  0,0,  1,2 , 5,2 , 2,1 ,
+		   0,0,  5,3 , 3,0 , 0,3 ,  0,0,  1,3 , 2,2 , 4,1 ,
+
+		   0,0,  2,1 , 4,2 , 1,2 ,  0,0,  0,0 , 5,0 , 3,3 ,  // rotate around z- 8 - 11
+		   0,0,  4,1 , 3,2 , 1,3 ,  0,0,  0,3 , 2,0 , 5,3 ,
+		   0,0,  3,1 , 5,2 , 1,0 ,  0,0,  0,2 , 4,0 , 2,3 ,
+		   0,0,  5,1 , 2,2 , 1,1 ,  0,0,  0,1 , 3,0 , 4,3 ,
+
+		   0,0,  0,3 , 3,3 , 4,1 ,  0,0,  5,3 , 2,3 , 1,3 ,  // rotate around x+ 12 - 15
+		   0,0,  0,2 , 5,3 , 3,1 ,  0,0,  2,3 , 4,3 , 1,0 ,
+		   0,0,  0,1 , 2,3 , 5,1 ,  0,0,  4,3 , 3,3 , 1,1 ,
+		   0,0,  0,0 , 4,3 , 2,1 ,  0,0,  3,3 , 5,3 , 1,2 ,
+
+		   0,0,  1,1 , 2,1 , 4,3 ,  0,0,  5,1 , 3,1 , 0,1 ,  // rotate around x- 16 - 19
+		   0,0,  1,2 , 4,1 , 3,3 ,  0,0,  2,1 , 5,1 , 0,0 ,
+		   0,0,  1,3 , 3,1 , 5,3 ,  0,0,  4,1 , 2,1 , 0,3 ,
+		   0,0,  1,0 , 5,1 , 2,3 ,  0,0,  3,1 , 4,1 , 0,2 ,
+
+		   0,0,  3,2 , 1,2 , 4,2 ,  0,0,  5,2 , 0,2 , 2,2 ,  // rotate around y- 20 - 23
+		   0,0,  5,2 , 1,3 , 3,2 ,  0,0,  2,2 , 0,1 , 4,2 ,
+		   0,0,  2,2 , 1,0 , 5,2 ,  0,0,  4,2 , 0,0 , 3,2 ,
+		   0,0,  4,2 , 1,1 , 2,2 ,  0,0,  3,2 , 0,3 , 5,2
+
 	};
-	u8 tileindex = dir_to_tile[facedir*8 + dir_i];
-	return getNodeTileN(mn, p, tileindex, data);
+	u16 tile_index=facedir*16 + dir_i;
+	TileSpec spec = getNodeTileN(mn, p, dir_to_tile[tile_index], data);
+	spec.rotation=dir_to_tile[tile_index + 1];
+	spec.texture = data->m_gamedef->tsrc()->getTexture(spec.texture_id);
+	return spec;
 }
 
 static void getTileInfo(
 		// Input:
 		MeshMakeData *data,
-		v3s16 p,
-		v3s16 face_dir,
+		const v3s16 &p,
+		const v3s16 &face_dir,
 		// Output:
 		bool &makes_face,
 		v3s16 &p_corrected,
 		v3s16 &face_dir_corrected,
 		u16 *lights,
-		TileSpec &tile
+		TileSpec &tile,
+		u8 &light_source
 	)
 {
 	VoxelManipulator &vmanip = data->m_vmanip;
 	INodeDefManager *ndef = data->m_gamedef->ndef();
 	v3s16 blockpos_nodes = data->m_blockpos * MAP_BLOCKSIZE;
 
-	MapNode n0 = vmanip.getNodeNoEx(blockpos_nodes + p);
-	MapNode n1 = vmanip.getNodeNoEx(blockpos_nodes + p + face_dir);
-	TileSpec tile0 = getNodeTile(n0, p, face_dir, data);
-	TileSpec tile1 = getNodeTile(n1, p + face_dir, -face_dir, data);
-	
+	MapNode &n0 = vmanip.getNodeRefUnsafe(blockpos_nodes + p);
+
+	// Don't even try to get n1 if n0 is already CONTENT_IGNORE
+	if (n0.getContent() == CONTENT_IGNORE) {
+		makes_face = false;
+		return;
+	}
+
+	const MapNode &n1 = vmanip.getNodeRefUnsafeCheckFlags(blockpos_nodes + p + face_dir);
+
+	if (n1.getContent() == CONTENT_IGNORE) {
+		makes_face = false;
+		return;
+	}
+
 	// This is hackish
 	bool equivalent = false;
 	u8 mf = face_contents(n0.getContent(), n1.getContent(),
@@ -609,28 +783,30 @@ static void getTileInfo(
 	}
 
 	makes_face = true;
-	
+
 	if(mf == 1)
 	{
-		tile = tile0;
+		tile = getNodeTile(n0, p, face_dir, data);
 		p_corrected = p;
 		face_dir_corrected = face_dir;
+		light_source = ndef->get(n0).light_source;
 	}
 	else
 	{
-		tile = tile1;
+		tile = getNodeTile(n1, p + face_dir, -face_dir, data);
 		p_corrected = p + face_dir;
 		face_dir_corrected = -face_dir;
+		light_source = ndef->get(n1).light_source;
 	}
-	
+
 	// eg. water and glass
 	if(equivalent)
 		tile.material_flags |= MATERIAL_FLAG_BACKFACE_CULLING;
-	
+
 	if(data->m_smooth_lighting == false)
 	{
 		lights[0] = lights[1] = lights[2] = lights[3] =
-				getFaceLight(n0, n1, face_dir, data);
+				getFaceLight(n0, n1, face_dir, ndef);
 	}
 	else
 	{
@@ -643,7 +819,7 @@ static void getTileInfo(
 					vertex_dirs[i], data);
 		}
 	}
-	
+
 	return;
 }
 
@@ -659,45 +835,47 @@ static void updateFastFaceRow(
 		v3f translate_dir_f,
 		v3s16 face_dir,
 		v3f face_dir_f,
-		core::array<FastFace> &dest)
+		std::vector<FastFace> &dest)
 {
 	v3s16 p = startpos;
-	
+
 	u16 continuous_tiles_count = 0;
-	
+
 	bool makes_face = false;
 	v3s16 p_corrected;
 	v3s16 face_dir_corrected;
 	u16 lights[4] = {0,0,0,0};
 	TileSpec tile;
-	getTileInfo(data, p, face_dir, 
+	u8 light_source = 0;
+	getTileInfo(data, p, face_dir,
 			makes_face, p_corrected, face_dir_corrected,
-			lights, tile);
+			lights, tile, light_source);
 
 	for(u16 j=0; j<MAP_BLOCKSIZE; j++)
 	{
 		// If tiling can be done, this is set to false in the next step
 		bool next_is_different = true;
-		
+
 		v3s16 p_next;
-		
+
 		bool next_makes_face = false;
 		v3s16 next_p_corrected;
 		v3s16 next_face_dir_corrected;
 		u16 next_lights[4] = {0,0,0,0};
 		TileSpec next_tile;
-		
+		u8 next_light_source = 0;
+
 		// If at last position, there is nothing to compare to and
 		// the face must be drawn anyway
 		if(j != MAP_BLOCKSIZE - 1)
 		{
 			p_next = p + translate_dir;
-			
+
 			getTileInfo(data, p_next, face_dir,
 					next_makes_face, next_p_corrected,
 					next_face_dir_corrected, next_lights,
-					next_tile);
-			
+					next_tile, next_light_source);
+
 			if(next_makes_face == makes_face
 					&& next_p_corrected == p_corrected + translate_dir
 					&& next_face_dir_corrected == face_dir_corrected
@@ -705,8 +883,11 @@ static void updateFastFaceRow(
 					&& next_lights[1] == lights[1]
 					&& next_lights[2] == lights[2]
 					&& next_lights[3] == lights[3]
-					&& next_tile == tile)
-			{
+					&& next_tile == tile
+					&& tile.rotation == 0
+					&& next_light_source == light_source
+					&& (tile.material_flags & MATERIAL_FLAG_TILEABLE_HORIZONTAL)
+					&& (tile.material_flags & MATERIAL_FLAG_TILEABLE_VERTICAL)) {
 				next_is_different = false;
 			}
 			else{
@@ -735,24 +916,8 @@ static void updateFastFaceRow(
 		}
 
 		continuous_tiles_count++;
-		
-		// This is set to true if the texture doesn't allow more tiling
-		bool end_of_texture = false;
-		/*
-			If there is no texture, it can be tiled infinitely.
-			If tiled==0, it means the texture can be tiled infinitely.
-			Otherwise check tiled agains continuous_tiles_count.
-		*/
-		if(tile.texture.atlas != NULL && tile.texture.tiled != 0)
-		{
-			if(tile.texture.tiled <= continuous_tiles_count)
-				end_of_texture = true;
-		}
-		
-		// Do this to disable tiling textures
-		//end_of_texture = true; //DEBUG
-		
-		if(next_is_different || end_of_texture)
+
+		if(next_is_different)
 		{
 			/*
 				Create a face if there should be one
@@ -762,36 +927,33 @@ static void updateFastFaceRow(
 				// Floating point conversion of the position vector
 				v3f pf(p_corrected.X, p_corrected.Y, p_corrected.Z);
 				// Center point of face (kind of)
-				v3f sp = pf - ((f32)continuous_tiles_count / 2. - 0.5) * translate_dir_f;
+				v3f sp = pf - ((f32)continuous_tiles_count / 2.0 - 0.5) * translate_dir_f;
 				if(continuous_tiles_count != 1)
 					sp += translate_dir_f;
 				v3f scale(1,1,1);
 
-				if(translate_dir.X != 0)
-				{
+				if(translate_dir.X != 0) {
 					scale.X = continuous_tiles_count;
 				}
-				if(translate_dir.Y != 0)
-				{
+				if(translate_dir.Y != 0) {
 					scale.Y = continuous_tiles_count;
 				}
-				if(translate_dir.Z != 0)
-				{
+				if(translate_dir.Z != 0) {
 					scale.Z = continuous_tiles_count;
 				}
-				
+
 				makeFastFace(tile, lights[0], lights[1], lights[2], lights[3],
-						sp, face_dir_corrected, scale,
+						sp, face_dir_corrected, scale, light_source,
 						dest);
-				
+
 				g_profiler->avg("Meshgen: faces drawn by tiling", 0);
-				for(int i=1; i<continuous_tiles_count; i++){
+				for(int i = 1; i < continuous_tiles_count; i++){
 					g_profiler->avg("Meshgen: faces drawn by tiling", 1);
 				}
 			}
 
 			continuous_tiles_count = 0;
-			
+
 			makes_face = next_makes_face;
 			p_corrected = next_p_corrected;
 			face_dir_corrected = next_face_dir_corrected;
@@ -800,20 +962,21 @@ static void updateFastFaceRow(
 			lights[2] = next_lights[2];
 			lights[3] = next_lights[3];
 			tile = next_tile;
+			light_source = next_light_source;
 		}
-		
+
 		p = p_next;
 	}
 }
 
 static void updateAllFastFaceRows(MeshMakeData *data,
-		core::array<FastFace> &dest)
+		std::vector<FastFace> &dest)
 {
 	/*
 		Go through every y,z and get top(y+) faces in rows of x+
 	*/
-	for(s16 y=0; y<MAP_BLOCKSIZE; y++){
-		for(s16 z=0; z<MAP_BLOCKSIZE; z++){
+	for(s16 y = 0; y < MAP_BLOCKSIZE; y++) {
+		for(s16 z = 0; z < MAP_BLOCKSIZE; z++) {
 			updateFastFaceRow(data,
 					v3s16(0,y,z),
 					v3s16(1,0,0), //dir
@@ -827,8 +990,8 @@ static void updateAllFastFaceRows(MeshMakeData *data,
 	/*
 		Go through every x,y and get right(x+) faces in rows of z+
 	*/
-	for(s16 x=0; x<MAP_BLOCKSIZE; x++){
-		for(s16 y=0; y<MAP_BLOCKSIZE; y++){
+	for(s16 x = 0; x < MAP_BLOCKSIZE; x++) {
+		for(s16 y = 0; y < MAP_BLOCKSIZE; y++) {
 			updateFastFaceRow(data,
 					v3s16(x,y,0),
 					v3s16(0,0,1), //dir
@@ -842,8 +1005,8 @@ static void updateAllFastFaceRows(MeshMakeData *data,
 	/*
 		Go through every y,z and get back(z+) faces in rows of x+
 	*/
-	for(s16 z=0; z<MAP_BLOCKSIZE; z++){
-		for(s16 y=0; y<MAP_BLOCKSIZE; y++){
+	for(s16 z = 0; z < MAP_BLOCKSIZE; z++) {
+		for(s16 y = 0; y < MAP_BLOCKSIZE; y++) {
 			updateFastFaceRow(data,
 					v3s16(0,y,z),
 					v3s16(1,0,0), //dir
@@ -859,20 +1022,35 @@ static void updateAllFastFaceRows(MeshMakeData *data,
 	MapBlockMesh
 */
 
-MapBlockMesh::MapBlockMesh(MeshMakeData *data):
+MapBlockMesh::MapBlockMesh(MeshMakeData *data, v3s16 camera_offset):
 	m_mesh(new scene::SMesh()),
+	m_minimap_mapblock(NULL),
 	m_gamedef(data->m_gamedef),
+	m_driver(m_gamedef->tsrc()->getDevice()->getVideoDriver()),
+	m_tsrc(m_gamedef->getTextureSource()),
+	m_shdrsrc(m_gamedef->getShaderSource()),
 	m_animation_force_timer(0), // force initial animation
 	m_last_crack(-1),
 	m_crack_materials(),
 	m_last_daynight_ratio((u32) -1),
 	m_daynight_diffs()
 {
+	m_enable_shaders = data->m_use_shaders;
+	m_use_tangent_vertices = data->m_use_tangent_vertices;
+	m_enable_vbo = g_settings->getBool("enable_vbo");
+	
+	if (g_settings->getBool("enable_minimap")) {
+		m_minimap_mapblock = new MinimapMapblock;
+		m_minimap_mapblock->getMinimapNodes(
+			&data->m_vmanip, data->m_blockpos * MAP_BLOCKSIZE);
+	}
+
 	// 4-21ms for MAP_BLOCKSIZE=16  (NOTE: probably outdated)
 	// 24-155ms for MAP_BLOCKSIZE=32  (NOTE: probably outdated)
 	//TimeTaker timer1("MapBlockMesh()");
 
-	core::array<FastFace> fastfaces_new;
+	std::vector<FastFace> fastfaces_new;
+	fastfaces_new.reserve(512);
 
 	/*
 		We are including the faces of the trailing edges of the block.
@@ -892,25 +1070,24 @@ MapBlockMesh::MapBlockMesh(MeshMakeData *data):
 		Convert FastFaces to MeshCollector
 	*/
 
-	MeshCollector collector;
+	MeshCollector collector(m_use_tangent_vertices);
 
 	{
 		// avg 0ms (100ms spikes when loading textures the first time)
 		// (NOTE: probably outdated)
 		//TimeTaker timer2("MeshCollector building");
 
-		for(u32 i=0; i<fastfaces_new.size(); i++)
-		{
+		for (u32 i = 0; i < fastfaces_new.size(); i++) {
 			FastFace &f = fastfaces_new[i];
 
 			const u16 indices[] = {0,1,2,2,3,0};
 			const u16 indices_alternate[] = {0,1,3,2,3,1};
-			
-			if(f.tile.texture.atlas == NULL)
+
+			if(f.tile.texture == NULL)
 				continue;
 
 			const u16 *indices_p = indices;
-			
+
 			/*
 				Revert triangles for nicer looking gradient if vertices
 				1 and 3 have same color or 0 and 2 have different color.
@@ -919,7 +1096,7 @@ MapBlockMesh::MapBlockMesh(MeshMakeData *data):
 			if(f.vertices[0].Color.getRed() != f.vertices[2].Color.getRed()
 					|| f.vertices[1].Color.getRed() == f.vertices[3].Color.getRed())
 				indices_p = indices_alternate;
-			
+
 			collector.append(f.tile, f.vertices, 4, indices_p, 6);
 		}
 	}
@@ -933,42 +1110,90 @@ MapBlockMesh::MapBlockMesh(MeshMakeData *data):
 	*/
 
 	mapblock_mesh_generate_special(data, collector);
-	
 
 	/*
 		Convert MeshCollector to SMesh
-		Also store animation info
 	*/
+
 	for(u32 i = 0; i < collector.prebuffers.size(); i++)
 	{
 		PreMeshBuffer &p = collector.prebuffers[i];
-		/*dstream<<"p.vertices.size()="<<p.vertices.size()
-				<<", p.indices.size()="<<p.indices.size()
-				<<std::endl;*/
 
 		// Generate animation data
 		// - Cracks
 		if(p.tile.material_flags & MATERIAL_FLAG_CRACK)
 		{
-			ITextureSource *tsrc = data->m_gamedef->tsrc();
-			std::string crack_basename = tsrc->getTextureName(p.tile.texture.id);
+			// Find the texture name plus ^[crack:N:
+			std::ostringstream os(std::ios::binary);
+			os<<m_tsrc->getTextureName(p.tile.texture_id)<<"^[crack";
 			if(p.tile.material_flags & MATERIAL_FLAG_CRACK_OVERLAY)
-				crack_basename += "^[cracko";
-			else
-				crack_basename += "^[crack";
-			m_crack_materials.insert(std::make_pair(i, crack_basename));
+				os<<"o";  // use ^[cracko
+			os<<":"<<(u32)p.tile.animation_frame_count<<":";
+			m_crack_materials.insert(std::make_pair(i, os.str()));
+			// Replace tile texture with the cracked one
+			p.tile.texture = m_tsrc->getTextureForMesh(
+					os.str()+"0",
+					&p.tile.texture_id);
 		}
-		// - Lighting
-		for(u32 j = 0; j < p.vertices.size(); j++)
+		// - Texture animation
+		if(p.tile.material_flags & MATERIAL_FLAG_ANIMATION_VERTICAL_FRAMES)
 		{
-			video::SColor &vc = p.vertices[j].Color;
-			u8 day = vc.getRed();
-			u8 night = vc.getGreen();
-			finalColorBlend(vc, day, night, 1000);
-			if(day != night)
-				m_daynight_diffs[i][j] = std::make_pair(day, night);
+			// Add to MapBlockMesh in order to animate these tiles
+			m_animation_tiles[i] = p.tile;
+			m_animation_frames[i] = 0;
+			if(g_settings->getBool("desynchronize_mapblock_texture_animation")){
+				// Get starting position from noise
+				m_animation_frame_offsets[i] = 100000 * (2.0 + noise3d(
+						data->m_blockpos.X, data->m_blockpos.Y,
+						data->m_blockpos.Z, 0));
+			} else {
+				// Play all synchronized
+				m_animation_frame_offsets[i] = 0;
+			}
+			// Replace tile texture with the first animation frame
+			FrameSpec animation_frame = p.tile.frames[0];
+			p.tile.texture = animation_frame.texture;
 		}
 
+		u32 vertex_count = m_use_tangent_vertices ?
+			p.tangent_vertices.size() : p.vertices.size();
+		for (u32 j = 0; j < vertex_count; j++) {
+			v3f *Normal;
+			video::SColor *vc;
+			if (m_use_tangent_vertices) {
+				vc = &p.tangent_vertices[j].Color;
+				Normal = &p.tangent_vertices[j].Normal;
+			} else {
+				vc = &p.vertices[j].Color;
+				Normal = &p.vertices[j].Normal;
+			}
+			// Note applyFacesShading second parameter is precalculated sqrt
+			// value for speed improvement
+			// Skip it for lightsources and top faces.
+			if (!vc->getBlue()) {
+				if (Normal->Y < -0.5) {
+					applyFacesShading(*vc, 0.447213);
+				} else if (Normal->X > 0.5) {
+					applyFacesShading(*vc, 0.670820);
+				} else if (Normal->X < -0.5) {
+					applyFacesShading(*vc, 0.670820);
+				} else if (Normal->Z > 0.5) {
+					applyFacesShading(*vc, 0.836660);
+				} else if (Normal->Z < -0.5) {
+					applyFacesShading(*vc, 0.836660);
+				}
+			}
+			if (!m_enable_shaders) {
+				// - Classic lighting (shaders handle this by themselves)
+				// Set initial real color and store for later updates
+				u8 day = vc->getRed();
+				u8 night = vc->getGreen();
+				finalColorBlend(*vc, day, night, 1000);
+				if (day != night) {
+					m_daynight_diffs[i][j] = std::make_pair(day, night);
+				}
+			}
+		}
 
 		// Create material
 		video::SMaterial material;
@@ -976,36 +1201,59 @@ MapBlockMesh::MapBlockMesh(MeshMakeData *data):
 		material.setFlag(video::EMF_BACK_FACE_CULLING, true);
 		material.setFlag(video::EMF_BILINEAR_FILTER, false);
 		material.setFlag(video::EMF_FOG_ENABLE, true);
-		//material.setFlag(video::EMF_ANTI_ALIASING, video::EAAM_OFF);
-		//material.setFlag(video::EMF_ANTI_ALIASING, video::EAAM_SIMPLE);
-		material.MaterialType
-				= video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;
-		material.setTexture(0, p.tile.texture.atlas);
-		p.tile.applyMaterialOptions(material);
-
-		// Create meshbuffer
-
-		// This is a "Standard MeshBuffer",
-		// it's a typedeffed CMeshBuffer<video::S3DVertex>
-		scene::SMeshBuffer *buf = new scene::SMeshBuffer();
-		// Set material
-		buf->Material = material;
-		// Add to mesh
-		m_mesh->addMeshBuffer(buf);
-		// Mesh grabbed it
-		buf->drop();
-		buf->append(p.vertices.pointer(), p.vertices.size(),
-				p.indices.pointer(), p.indices.size());
+		material.setTexture(0, p.tile.texture);
+
+		if (m_enable_shaders) {
+			material.MaterialType = m_shdrsrc->getShaderInfo(p.tile.shader_id).material;
+			p.tile.applyMaterialOptionsWithShaders(material);
+			if (p.tile.normal_texture) {
+				material.setTexture(1, p.tile.normal_texture);
+			}
+			material.setTexture(2, p.tile.flags_texture);
+		} else {
+			p.tile.applyMaterialOptions(material);
+		}
+
+		scene::SMesh *mesh = (scene::SMesh *)m_mesh;
+
+		// Create meshbuffer, add to mesh
+		if (m_use_tangent_vertices) {
+			scene::SMeshBufferTangents *buf = new scene::SMeshBufferTangents();
+			// Set material
+			buf->Material = material;
+			// Add to mesh
+			mesh->addMeshBuffer(buf);
+			// Mesh grabbed it
+			buf->drop();
+			buf->append(&p.tangent_vertices[0], p.tangent_vertices.size(),
+				&p.indices[0], p.indices.size());
+		} else {
+			scene::SMeshBuffer *buf = new scene::SMeshBuffer();
+			// Set material
+			buf->Material = material;
+			// Add to mesh
+			mesh->addMeshBuffer(buf);
+			// Mesh grabbed it
+			buf->drop();
+			buf->append(&p.vertices[0], p.vertices.size(),
+				&p.indices[0], p.indices.size());
+		}
 	}
 
 	/*
 		Do some stuff to the mesh
 	*/
+	m_camera_offset = camera_offset;
+	translateMesh(m_mesh,
+		intToFloat(data->m_blockpos * MAP_BLOCKSIZE - camera_offset, BS));
+
+	if (m_use_tangent_vertices) {
+		scene::IMeshManipulator* meshmanip =
+			m_gamedef->getSceneManager()->getMeshManipulator();
+		meshmanip->recalculateTangents(m_mesh, true, false, false);
+	}
 
-	translateMesh(m_mesh, intToFloat(data->m_blockpos * MAP_BLOCKSIZE, BS));
-	m_mesh->recalculateBoundingBox(); // translateMesh already does this
-
-	if(m_mesh)
+	if (m_mesh)
 	{
 #if 0
 		// Usually 1-700 faces and 1-7 materials
@@ -1015,28 +1263,31 @@ MapBlockMesh::MapBlockMesh(MeshMakeData *data):
 #endif
 
 		// Use VBO for mesh (this just would set this for ever buffer)
-		// This will lead to infinite memory usage because or irrlicht.
-		//m_mesh->setHardwareMappingHint(scene::EHM_STATIC);
-
-		/*
-			NOTE: If that is enabled, some kind of a queue to the main
-			thread should be made which would call irrlicht to delete
-			the hardware buffer and then delete the mesh
-		*/
+		if (m_enable_vbo) {
+			m_mesh->setHardwareMappingHint(scene::EHM_STATIC);
+		}
 	}
-	
+
 	//std::cout<<"added "<<fastfaces.getSize()<<" faces."<<std::endl;
 
 	// Check if animation is required for this mesh
 	m_has_animation =
 		!m_crack_materials.empty() ||
-		!m_daynight_diffs.empty();
+		!m_daynight_diffs.empty() ||
+		!m_animation_tiles.empty();
 }
 
 MapBlockMesh::~MapBlockMesh()
 {
+	if (m_enable_vbo && m_mesh) {
+		for (u32 i = 0; i < m_mesh->getMeshBufferCount(); i++) {
+			scene::IMeshBuffer *buf = m_mesh->getMeshBuffer(i);
+			m_driver->removeHardwareBuffer(buf);
+		}
+	}
 	m_mesh->drop();
 	m_mesh = NULL;
+	delete m_minimap_mapblock;
 }
 
 bool MapBlockMesh::animate(bool faraway, float time, int crack, u32 daynight_ratio)
@@ -1054,40 +1305,83 @@ bool MapBlockMesh::animate(bool faraway, float time, int crack, u32 daynight_rat
 	{
 		for(std::map<u32, std::string>::iterator
 				i = m_crack_materials.begin();
-				i != m_crack_materials.end(); i++)
+				i != m_crack_materials.end(); ++i)
 		{
 			scene::IMeshBuffer *buf = m_mesh->getMeshBuffer(i->first);
 			std::string basename = i->second;
 
 			// Create new texture name from original
-			ITextureSource *tsrc = m_gamedef->getTextureSource();
 			std::ostringstream os;
 			os<<basename<<crack;
-			AtlasPointer ap = tsrc->getTexture(os.str());
-			buf->getMaterial().setTexture(0, ap.atlas);
+			u32 new_texture_id = 0;
+			video::ITexture *new_texture =
+				m_tsrc->getTextureForMesh(os.str(), &new_texture_id);
+			buf->getMaterial().setTexture(0, new_texture);
+
+			// If the current material is also animated,
+			// update animation info
+			std::map<u32, TileSpec>::iterator anim_iter =
+				m_animation_tiles.find(i->first);
+			if(anim_iter != m_animation_tiles.end()){
+				TileSpec &tile = anim_iter->second;
+				tile.texture = new_texture;
+				tile.texture_id = new_texture_id;
+				// force animation update
+				m_animation_frames[i->first] = -1;
+			}
 		}
 
 		m_last_crack = crack;
 	}
 
+	// Texture animation
+	for(std::map<u32, TileSpec>::iterator
+			i = m_animation_tiles.begin();
+			i != m_animation_tiles.end(); ++i)
+	{
+		const TileSpec &tile = i->second;
+		// Figure out current frame
+		int frameoffset = m_animation_frame_offsets[i->first];
+		int frame = (int)(time * 1000 / tile.animation_frame_length_ms
+				+ frameoffset) % tile.animation_frame_count;
+		// If frame doesn't change, skip
+		if(frame == m_animation_frames[i->first])
+			continue;
+
+		m_animation_frames[i->first] = frame;
+
+		scene::IMeshBuffer *buf = m_mesh->getMeshBuffer(i->first);
+
+		FrameSpec animation_frame = tile.frames[frame];
+		buf->getMaterial().setTexture(0, animation_frame.texture);
+		if (m_enable_shaders) {
+			if (animation_frame.normal_texture) {
+				buf->getMaterial().setTexture(1, animation_frame.normal_texture);
+			}
+			buf->getMaterial().setTexture(2, animation_frame.flags_texture);
+		}
+	}
+
 	// Day-night transition
-	if(daynight_ratio != m_last_daynight_ratio)
+	if(!m_enable_shaders && (daynight_ratio != m_last_daynight_ratio))
 	{
+		// Force reload mesh to VBO
+		if (m_enable_vbo) {
+			m_mesh->setDirty();
+		}
 		for(std::map<u32, std::map<u32, std::pair<u8, u8> > >::iterator
 				i = m_daynight_diffs.begin();
-				i != m_daynight_diffs.end(); i++)
+				i != m_daynight_diffs.end(); ++i)
 		{
 			scene::IMeshBuffer *buf = m_mesh->getMeshBuffer(i->first);
-			video::S3DVertex *vertices = (video::S3DVertex*)buf->getVertices();
+			video::S3DVertex *vertices = (video::S3DVertex *)buf->getVertices();
 			for(std::map<u32, std::pair<u8, u8 > >::iterator
 					j = i->second.begin();
-					j != i->second.end(); j++)
+					j != i->second.end(); ++j)
 			{
-				u32 vertexIndex = j->first;
 				u8 day = j->second.first;
 				u8 night = j->second.second;
-				finalColorBlend(vertices[vertexIndex].Color,
-						day, night, daynight_ratio);
+				finalColorBlend(vertices[j->first].Color, day, night, daynight_ratio);
 			}
 		}
 		m_last_daynight_ratio = daynight_ratio;
@@ -1096,6 +1390,17 @@ bool MapBlockMesh::animate(bool faraway, float time, int crack, u32 daynight_rat
 	return true;
 }
 
+void MapBlockMesh::updateCameraOffset(v3s16 camera_offset)
+{
+	if (camera_offset != m_camera_offset) {
+		translateMesh(m_mesh, intToFloat(m_camera_offset-camera_offset, BS));
+		if (m_enable_vbo) {
+			m_mesh->setDirty();
+		}
+		m_camera_offset = camera_offset;
+	}
+}
+
 /*
 	MeshCollector
 */
@@ -1104,38 +1409,105 @@ void MeshCollector::append(const TileSpec &tile,
 		const video::S3DVertex *vertices, u32 numVertices,
 		const u16 *indices, u32 numIndices)
 {
+	if (numIndices > 65535) {
+		dstream<<"FIXME: MeshCollector::append() called with numIndices="<<numIndices<<" (limit 65535)"<<std::endl;
+		return;
+	}
+
 	PreMeshBuffer *p = NULL;
-	for(u32 i=0; i<prebuffers.size(); i++)
-	{
+	for (u32 i = 0; i < prebuffers.size(); i++) {
 		PreMeshBuffer &pp = prebuffers[i];
-		if(pp.tile != tile)
+		if (pp.tile != tile)
+			continue;
+		if (pp.indices.size() + numIndices > 65535)
 			continue;
 
 		p = &pp;
 		break;
 	}
 
-	if(p == NULL)
-	{
+	if (p == NULL) {
 		PreMeshBuffer pp;
 		pp.tile = tile;
 		prebuffers.push_back(pp);
-		p = &prebuffers[prebuffers.size()-1];
+		p = &prebuffers[prebuffers.size() - 1];
 	}
 
-	u32 vertex_count = p->vertices.size();
-	for(u32 i=0; i<numIndices; i++)
-	{
-		u32 j = indices[i] + vertex_count;
-		if(j > 65535)
-		{
-			dstream<<"FIXME: Meshbuffer ran out of indices"<<std::endl;
-			// NOTE: Fix is to just add an another MeshBuffer
+	u32 vertex_count;
+	if (m_use_tangent_vertices) {
+		vertex_count = p->tangent_vertices.size();
+		for (u32 i = 0; i < numVertices; i++) {
+			video::S3DVertexTangents vert(vertices[i].Pos, vertices[i].Normal,
+				vertices[i].Color, vertices[i].TCoords);
+			p->tangent_vertices.push_back(vert);
 		}
+	} else {
+		vertex_count = p->vertices.size();
+		for (u32 i = 0; i < numVertices; i++) {
+			video::S3DVertex vert(vertices[i].Pos, vertices[i].Normal,
+				vertices[i].Color, vertices[i].TCoords);
+			p->vertices.push_back(vert);
+		}
+	} 
+
+	for (u32 i = 0; i < numIndices; i++) {
+		u32 j = indices[i] + vertex_count;
 		p->indices.push_back(j);
 	}
-	for(u32 i=0; i<numVertices; i++)
-	{
-		p->vertices.push_back(vertices[i]);
+}
+
+/*
+	MeshCollector - for meshnodes and converted drawtypes.
+*/
+
+void MeshCollector::append(const TileSpec &tile,
+		const video::S3DVertex *vertices, u32 numVertices,
+		const u16 *indices, u32 numIndices,
+		v3f pos, video::SColor c)
+{
+	if (numIndices > 65535) {
+		dstream<<"FIXME: MeshCollector::append() called with numIndices="<<numIndices<<" (limit 65535)"<<std::endl;
+		return;
+	}
+
+	PreMeshBuffer *p = NULL;
+	for (u32 i = 0; i < prebuffers.size(); i++) {
+		PreMeshBuffer &pp = prebuffers[i];
+		if(pp.tile != tile)
+			continue;
+		if(pp.indices.size() + numIndices > 65535)
+			continue;
+
+		p = &pp;
+		break;
+	}
+
+	if (p == NULL) {
+		PreMeshBuffer pp;
+		pp.tile = tile;
+		prebuffers.push_back(pp);
+		p = &prebuffers[prebuffers.size() - 1];
+	}
+
+	u32 vertex_count;
+	if (m_use_tangent_vertices) {
+		vertex_count = p->tangent_vertices.size();
+		for (u32 i = 0; i < numVertices; i++) {
+			video::S3DVertexTangents vert(vertices[i].Pos + pos,
+				vertices[i].Normal, c, vertices[i].TCoords);
+			p->tangent_vertices.push_back(vert);
+		}
+	} else {
+		vertex_count = p->vertices.size();
+		for (u32 i = 0; i < numVertices; i++) {
+			video::S3DVertex vert(vertices[i].Pos + pos,
+				vertices[i].Normal, c, vertices[i].TCoords);
+			p->vertices.push_back(vert);
+		}
+	} 
+
+	for (u32 i = 0; i < numIndices; i++) {
+		u32 j = indices[i] + vertex_count;
+		p->indices.push_back(j);
 	}
 }