Add hardware node coloring. Includes:

- Increase ContentFeatures serialization version
- Color property and palettes for nodes
- paramtype2 = "color", "colored facedir" or "colored wallmounted"

client/shaders/nodes_shader/opengl_vertex.glsl

@@ -1,7 +1,8 @@
 uniform mat4 mWorldViewProj;
 uniform mat4 mWorld;
 
-uniform float dayNightRatio;
+// Color of the light emitted by the sun.
+uniform vec3 dayLight;
 uniform vec3 eyePosition;
 uniform float animationTimer;
 
@@ -14,6 +15,8 @@ varying vec3 tsEyeVec;
 varying vec3 tsLightVec;
 varying float area_enable_parallax;
 
+// Color of the light emitted by the light sources.
+const vec3 artificialLight = vec3(1.04, 1.04, 1.04);
 const float e = 2.718281828459;
 const float BS = 10.0;
 
@@ -119,31 +122,23 @@ float disp_z;
 	v.z = dot(eyeVec, normal);
 	tsEyeVec = normalize (v);
 
+	// Calculate color.
+	// Red, green and blue components are pre-multiplied with
+	// the brightness, so now we have to multiply these
+	// colors with the color of the incoming light.
+	// The pre-baked colors are halved to prevent overflow.
 	vec4 color;
-	float day = gl_Color.r;
+	// The alpha gives the ratio of sunlight in the incoming light.
-	float night = gl_Color.g;
+	float nightRatio = 1 - gl_Color.a;
-	float light_source = gl_Color.b;
+	color.rgb = gl_Color.rgb * (gl_Color.a * dayLight.rgb + 
-
+		nightRatio * artificialLight.rgb) * 2;
-	float rg = mix(night, day, dayNightRatio);
+	color.a = 1;
-	rg += light_source * 2.5; // Make light sources brighter
-	float b = rg;
-
-	// Moonlight is blue
-	b += (day - night) / 13.0;
-	rg -= (day - night) / 23.0;
 	
 	// Emphase blue a bit in darker places
 	// See C++ implementation in mapblock_mesh.cpp finalColorBlend()
-	b += max(0.0, (1.0 - abs(b - 0.13) / 0.17) * 0.025);
+	float brightness = (color.r + color.g + color.b) / 3;
+	color.b += max(0.0, 0.021 - abs(0.2 * brightness - 0.021) +
+		0.07 * brightness);
 	
-	// Artificial light is yellow-ish
-	// See C++ implementation in mapblock_mesh.cpp finalColorBlend()
-	rg += max(0.0, (1.0 - abs(rg - 0.85) / 0.15) * 0.065);
-
-	color.r = rg;
-	color.g = rg;
-	color.b = b;
-
-	color.a = gl_Color.a;
 	gl_FrontColor = gl_BackColor = clamp(color, 0.0, 1.0);
 }

client/shaders/water_surface_shader/opengl_vertex.glsl

@@ -1,7 +1,8 @@
 uniform mat4 mWorldViewProj;
 uniform mat4 mWorld;
 
-uniform float dayNightRatio;
+// Color of the light emitted by the sun.
+uniform vec3 dayLight;
 uniform vec3 eyePosition;
 uniform float animationTimer;
 
@@ -13,6 +14,8 @@ varying vec3 lightVec;
 varying vec3 tsEyeVec;
 varying vec3 tsLightVec;
 
+// Color of the light emitted by the light sources.
+const vec3 artificialLight = vec3(1.04, 1.04, 1.04);
 const float e = 2.718281828459;
 const float BS = 10.0;
 
@@ -112,31 +115,23 @@ void main(void)
 	eyeVec = (gl_ModelViewMatrix * gl_Vertex).xyz;
 	tsEyeVec = eyeVec * tbnMatrix;
 
+	// Calculate color.
+	// Red, green and blue components are pre-multiplied with
+	// the brightness, so now we have to multiply these
+	// colors with the color of the incoming light.
+	// The pre-baked colors are halved to prevent overflow.
 	vec4 color;
-	float day = gl_Color.r;
+	// The alpha gives the ratio of sunlight in the incoming light.
-	float night = gl_Color.g;
+	float nightRatio = 1 - gl_Color.a;
-	float light_source = gl_Color.b;
+	color.rgb = gl_Color.rgb * (gl_Color.a * dayLight.rgb + 
-
+		nightRatio * artificialLight.rgb) * 2;
-	float rg = mix(night, day, dayNightRatio);
+	color.a = 1;
-	rg += light_source * 2.5; // Make light sources brighter
-	float b = rg;
-
-	// Moonlight is blue
-	b += (day - night) / 13.0;
-	rg -= (day - night) / 23.0;
 	
 	// Emphase blue a bit in darker places
 	// See C++ implementation in mapblock_mesh.cpp finalColorBlend()
-	b += max(0.0, (1.0 - abs(b - 0.13)/0.17) * 0.025);
+	float brightness = (color.r + color.g + color.b) / 3;
+	color.b += max(0.0, 0.021 - abs(0.2 * brightness - 0.021) +
+		0.07 * brightness);
 	
-	// Artificial light is yellow-ish
+	gl_FrontColor = gl_BackColor = clamp(color, 0.0, 1.0);
-	// See C++ implementation in mapblock_mesh.cpp finalColorBlend()
-	rg += max(0.0, (1.0 - abs(rg - 0.85)/0.15) * 0.065);
-
-	color.r = rg;
-	color.g = rg;
-	color.b = b;
-
-	color.a = gl_Color.a;
-	gl_FrontColor = gl_BackColor = clamp(color,0.0,1.0);
 }

client/shaders/wielded_shader/opengl_vertex.glsl

@@ -1,7 +1,6 @@
 uniform mat4 mWorldViewProj;
 uniform mat4 mWorld;
 
-uniform float dayNightRatio;
 uniform vec3 eyePosition;
 uniform float animationTimer;
 

doc/lua_api.txt

@@ -638,6 +638,19 @@ node definition:
         bit 4 (0x10) - Makes the plant mesh 1.4x larger
         bit 5 (0x20) - Moves each face randomly a small bit down (1/8 max)
         bits 6-7 are reserved for future use.
+    paramtype2 == "color"
+    ^ `param2` tells which color is picked from the palette.
+      The palette should have 256 pixels.
+    paramtype2 == "colorfacedir"
+    ^ Same as `facedir`, but with colors.
+      The first three bits of `param2` tells which color
+      is picked from the palette.
+      The palette should have 8 pixels.
+    paramtype2 == "colorwallmounted"
+    ^ Same as `wallmounted`, but with colors.
+      The first five bits of `param2` tells which color
+      is picked from the palette.
+      The palette should have 32 pixels.
     collision_box = {
       type = "fixed",
       fixed = {
@@ -3707,6 +3720,9 @@ Definition tables
 	  when displacement mapping is used
 	  Directions are from the point of view of the tile texture,
 	  not the node it's on
+* `{name="image.png", color=ColorSpec}`
+    * the texture's color will be multiplied with this color.
+    * the tile's color overrides the owning node's color in all cases.
 * deprecated, yet still supported field names:
     * `image` (name)
 
@@ -3749,8 +3765,17 @@ Definition tables
         special_tiles = {tile definition 1, Tile definition 2}, --[[
         ^ Special textures of node; used rarely (old field name: special_materials)
         ^ List can be shortened to needed length ]]
-        alpha = 255,
+        color = ColorSpec, --[[
+        ^ The node's original color will be multiplied with this color.
+        ^ If the node has a palette, then this setting only has an effect
+        ^ in the inventory and on the wield item. ]]
         use_texture_alpha = false, -- Use texture's alpha channel
+        palette = "palette.png", --[[
+        ^ The node's `param2` is used to select a pixel from the image
+        ^ (pixels are arranged from left to right and from top to bottom).
+        ^ The node's color will be multiplied with the selected pixel's
+        ^ color. Tiles can override this behavior.
+        ^ Only when `paramtype2` supports palettes. ]]
         post_effect_color = "green#0F", -- If player is inside node, see "ColorSpec"
         paramtype = "none", -- See "Nodes" --[[
         ^ paramtype = "light" allows light to propagate from or through the node with light value

src/client/tile.cpp

@@ -378,9 +378,6 @@ public:
 	video::ITexture* generateTextureFromMesh(
 			const TextureFromMeshParams &params);
 
-	// Generates an image from a full string like
-	// "stone.png^mineral_coal.png^[crack:1:0".
-	// Shall be called from the main thread.
 	video::IImage* generateImage(const std::string &name);
 
 	video::ITexture* getNormalTexture(const std::string &name);

src/client/tile.h

@@ -108,6 +108,12 @@ public:
 			const std::string &name, u32 *id = NULL) = 0;
 	virtual IrrlichtDevice* getDevice()=0;
 	virtual bool isKnownSourceImage(const std::string &name)=0;
+	/*! Generates an image from a full string like
+	 * "stone.png^mineral_coal.png^[crack:1:0".
+	 * Shall be called from the main thread.
+	 * The returned Image should be dropped.
+	 */
+	virtual video::IImage* generateImage(const std::string &name)=0;
 	virtual video::ITexture* generateTextureFromMesh(
 			const TextureFromMeshParams &params)=0;
 	virtual video::ITexture* getNormalTexture(const std::string &name)=0;
@@ -192,7 +198,6 @@ struct TileSpec
 		texture(NULL),
 		normal_texture(NULL),
 		flags_texture(NULL),
-		alpha(255),
 		material_type(TILE_MATERIAL_BASIC),
 		material_flags(
 			//0 // <- DEBUG, Use the one below
@@ -201,22 +206,30 @@ struct TileSpec
 		shader_id(0),
 		animation_frame_count(1),
 		animation_frame_length_ms(0),
-		rotation(0)
+		rotation(0),
+		has_color(false),
+		color(),
+		emissive_light(0)
 	{
 	}
 
+	/*!
+	 * Two tiles are equal if they can be appended to
+	 * the same mesh buffer.
+	 */
 	bool operator==(const TileSpec &other) const
 	{
 		return (
 			texture_id == other.texture_id &&
-			/* texture == other.texture && */
-			alpha == other.alpha &&
 			material_type == other.material_type &&
 			material_flags == other.material_flags &&
 			rotation == other.rotation
 		);
 	}
 
+	/*!
+	 * Two tiles are not equal if they must be in different mesh buffers.
+	 */
 	bool operator!=(const TileSpec &other) const
 	{
 		return !(*this == other);
@@ -233,7 +246,7 @@ struct TileSpec
 			material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
 			break;
 		case TILE_MATERIAL_LIQUID_TRANSPARENT:
-			material.MaterialType = video::EMT_TRANSPARENT_VERTEX_ALPHA;
+			material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
 			break;
 		case TILE_MATERIAL_LIQUID_OPAQUE:
 			material.MaterialType = video::EMT_SOLID;
@@ -274,8 +287,6 @@ struct TileSpec
 	video::ITexture *normal_texture;
 	video::ITexture *flags_texture;
 	
-	// Vertex alpha (when MATERIAL_ALPHA_VERTEX is used)
-	u8 alpha;
 	// Material parameters
 	u8 material_type;
 	u8 material_flags;
@@ -286,5 +297,14 @@ struct TileSpec
 	std::vector<FrameSpec> frames;
 
 	u8 rotation;
+	//! If true, the tile has its own color.
+	bool has_color;
+	/*!
+	 * The color of the tile, or if the tile does not own
+	 * a color then the color of the node owning this tile.
+	 */
+	video::SColor color;
+	//! This much light does the tile emit.
+	u8 emissive_light;
 };
 #endif

src/clientenvironment.cpp

@@ -334,9 +334,7 @@ void ClientEnvironment::step(float dtime)
 		node_at_lplayer = m_map->getNodeNoEx(p);
 
 		u16 light = getInteriorLight(node_at_lplayer, 0, m_client->ndef());
-		u8 day = light & 0xff;
+		final_color_blend(&lplayer->light_color, light, day_night_ratio);
-		u8 night = (light >> 8) & 0xff;
-		finalColorBlend(lplayer->light_color, day, night, day_night_ratio);
 	}
 
 	/*

src/content_mapblock.cpp

@@ -32,28 +32,29 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 
 // Create a cuboid.
-//  collector - the MeshCollector for the resulting polygons
+//  collector     - the MeshCollector for the resulting polygons
-//  box       - the position and size of the box
+//  box           - the position and size of the box
-//  tiles     - the tiles (materials) to use (for all 6 faces)
+//  tiles         - the tiles (materials) to use (for all 6 faces)
-//  tilecount - number of entries in tiles, 1<=tilecount<=6
+//  tilecount     - number of entries in tiles, 1<=tilecount<=6
-//  c         - vertex colour - used for all
+//  c             - colors of the cuboid's six sides
-//  txc       - texture coordinates - this is a list of texture coordinates
+//  txc           - texture coordinates - this is a list of texture coordinates
-//              for the opposite corners of each face - therefore, there
+//                  for the opposite corners of each face - therefore, there
-//              should be (2+2)*6=24 values in the list. Alternatively, pass
+//                  should be (2+2)*6=24 values in the list. Alternatively,
-//              NULL to use the entire texture for each face. The order of
+//                  pass NULL to use the entire texture for each face. The
-//              the faces in the list is up-down-right-left-back-front
+//                  order of the faces in the list is up-down-right-left-back-
-//              (compatible with ContentFeatures). If you specified 0,0,1,1
+//                  front (compatible with ContentFeatures). If you specified
-//              for each face, that would be the same as passing NULL.
+//                  0,0,1,1 for each face, that would be the same as
+//                  passing NULL.
+//  light source  - if greater than zero, the box's faces will not be shaded
 void makeCuboid(MeshCollector *collector, const aabb3f &box,
-	TileSpec *tiles, int tilecount, video::SColor &c, const f32* txc)
+	TileSpec *tiles, int tilecount, const video::SColor *c,
+	const f32* txc, const u8 light_source)
 {
 	assert(tilecount >= 1 && tilecount <= 6); // pre-condition
 
 	v3f min = box.MinEdge;
 	v3f max = box.MaxEdge;
 
-
-
 	if(txc == NULL) {
 		static const f32 txc_default[24] = {
 			0,0,1,1,
@@ -66,38 +67,53 @@ void makeCuboid(MeshCollector *collector, const aabb3f &box,
 		txc = txc_default;
 	}
 
+	video::SColor c1 = c[0];
+	video::SColor c2 = c[1];
+	video::SColor c3 = c[2];
+	video::SColor c4 = c[3];
+	video::SColor c5 = c[4];
+	video::SColor c6 = c[5];
+	if (!light_source) {
+		applyFacesShading(c1, v3f(0, 1, 0));
+		applyFacesShading(c2, v3f(0, -1, 0));
+		applyFacesShading(c3, v3f(1, 0, 0));
+		applyFacesShading(c4, v3f(-1, 0, 0));
+		applyFacesShading(c5, v3f(0, 0, 1));
+		applyFacesShading(c6, v3f(0, 0, -1));
+	}
+
 	video::S3DVertex vertices[24] =
 	{
 		// up
-		video::S3DVertex(min.X,max.Y,max.Z, 0,1,0, c, txc[0],txc[1]),
+		video::S3DVertex(min.X,max.Y,max.Z, 0,1,0, c1, txc[0],txc[1]),
-		video::S3DVertex(max.X,max.Y,max.Z, 0,1,0, c, txc[2],txc[1]),
+		video::S3DVertex(max.X,max.Y,max.Z, 0,1,0, c1, txc[2],txc[1]),
-		video::S3DVertex(max.X,max.Y,min.Z, 0,1,0, c, txc[2],txc[3]),
+		video::S3DVertex(max.X,max.Y,min.Z, 0,1,0, c1, txc[2],txc[3]),
-		video::S3DVertex(min.X,max.Y,min.Z, 0,1,0, c, txc[0],txc[3]),
+		video::S3DVertex(min.X,max.Y,min.Z, 0,1,0, c1, txc[0],txc[3]),
 		// down
-		video::S3DVertex(min.X,min.Y,min.Z, 0,-1,0, c, txc[4],txc[5]),
+		video::S3DVertex(min.X,min.Y,min.Z, 0,-1,0, c2, txc[4],txc[5]),
-		video::S3DVertex(max.X,min.Y,min.Z, 0,-1,0, c, txc[6],txc[5]),
+		video::S3DVertex(max.X,min.Y,min.Z, 0,-1,0, c2, txc[6],txc[5]),
-		video::S3DVertex(max.X,min.Y,max.Z, 0,-1,0, c, txc[6],txc[7]),
+		video::S3DVertex(max.X,min.Y,max.Z, 0,-1,0, c2, txc[6],txc[7]),
-		video::S3DVertex(min.X,min.Y,max.Z, 0,-1,0, c, txc[4],txc[7]),
+		video::S3DVertex(min.X,min.Y,max.Z, 0,-1,0, c2, txc[4],txc[7]),
 		// right
-		video::S3DVertex(max.X,max.Y,min.Z, 1,0,0, c, txc[ 8],txc[9]),
+		video::S3DVertex(max.X,max.Y,min.Z, 1,0,0, c3, txc[ 8],txc[9]),
-		video::S3DVertex(max.X,max.Y,max.Z, 1,0,0, c, txc[10],txc[9]),
+		video::S3DVertex(max.X,max.Y,max.Z, 1,0,0, c3, txc[10],txc[9]),
-		video::S3DVertex(max.X,min.Y,max.Z, 1,0,0, c, txc[10],txc[11]),
+		video::S3DVertex(max.X,min.Y,max.Z, 1,0,0, c3, txc[10],txc[11]),
-		video::S3DVertex(max.X,min.Y,min.Z, 1,0,0, c, txc[ 8],txc[11]),
+		video::S3DVertex(max.X,min.Y,min.Z, 1,0,0, c3, txc[ 8],txc[11]),
 		// left
-		video::S3DVertex(min.X,max.Y,max.Z, -1,0,0, c, txc[12],txc[13]),
+		video::S3DVertex(min.X,max.Y,max.Z, -1,0,0, c4, txc[12],txc[13]),
-		video::S3DVertex(min.X,max.Y,min.Z, -1,0,0, c, txc[14],txc[13]),
+		video::S3DVertex(min.X,max.Y,min.Z, -1,0,0, c4, txc[14],txc[13]),
-		video::S3DVertex(min.X,min.Y,min.Z, -1,0,0, c, txc[14],txc[15]),
+		video::S3DVertex(min.X,min.Y,min.Z, -1,0,0, c4, txc[14],txc[15]),
-		video::S3DVertex(min.X,min.Y,max.Z, -1,0,0, c, txc[12],txc[15]),
+		video::S3DVertex(min.X,min.Y,max.Z, -1,0,0, c4, txc[12],txc[15]),
 		// back
-		video::S3DVertex(max.X,max.Y,max.Z, 0,0,1, c, txc[16],txc[17]),
+		video::S3DVertex(max.X,max.Y,max.Z, 0,0,1, c5, txc[16],txc[17]),
-		video::S3DVertex(min.X,max.Y,max.Z, 0,0,1, c, txc[18],txc[17]),
+		video::S3DVertex(min.X,max.Y,max.Z, 0,0,1, c5, txc[18],txc[17]),
-		video::S3DVertex(min.X,min.Y,max.Z, 0,0,1, c, txc[18],txc[19]),
+		video::S3DVertex(min.X,min.Y,max.Z, 0,0,1, c5, txc[18],txc[19]),
-		video::S3DVertex(max.X,min.Y,max.Z, 0,0,1, c, txc[16],txc[19]),
+		video::S3DVertex(max.X,min.Y,max.Z, 0,0,1, c5, txc[16],txc[19]),
 		// front
-		video::S3DVertex(min.X,max.Y,min.Z, 0,0,-1, c, txc[20],txc[21]),
+		video::S3DVertex(min.X,max.Y,min.Z, 0,0,-1, c6, txc[20],txc[21]),
-		video::S3DVertex(max.X,max.Y,min.Z, 0,0,-1, c, txc[22],txc[21]),
+		video::S3DVertex(max.X,max.Y,min.Z, 0,0,-1, c6, txc[22],txc[21]),
-		video::S3DVertex(max.X,min.Y,min.Z, 0,0,-1, c, txc[22],txc[23]),
+		video::S3DVertex(max.X,min.Y,min.Z, 0,0,-1, c6, txc[22],txc[23]),
-		video::S3DVertex(min.X,min.Y,min.Z, 0,0,-1, c, txc[20],txc[23]),
+		video::S3DVertex(min.X,min.Y,min.Z, 0,0,-1, c6, txc[20],txc[23]),
 	};
 
 	for(int i = 0; i < 6; i++)
@@ -164,6 +180,31 @@ void makeCuboid(MeshCollector *collector, const aabb3f &box,
 	}
 }
 
+// Create a cuboid.
+//  collector     - the MeshCollector for the resulting polygons
+//  box           - the position and size of the box
+//  tiles         - the tiles (materials) to use (for all 6 faces)
+//  tilecount     - number of entries in tiles, 1<=tilecount<=6
+//  c             - color of the cuboid
+//  txc           - texture coordinates - this is a list of texture coordinates
+//                  for the opposite corners of each face - therefore, there
+//                  should be (2+2)*6=24 values in the list. Alternatively,
+//                  pass NULL to use the entire texture for each face. The
+//                  order of the faces in the list is up-down-right-left-back-
+//                  front (compatible with ContentFeatures). If you specified
+//                  0,0,1,1 for each face, that would be the same as
+//                  passing NULL.
+//  light source  - if greater than zero, the box's faces will not be shaded
+void makeCuboid(MeshCollector *collector, const aabb3f &box, TileSpec *tiles,
+	int tilecount, const video::SColor &c, const f32* txc,
+	const u8 light_source)
+{
+	video::SColor color[6];
+	for (u8 i = 0; i < 6; i++)
+		color[i] = c;
+	makeCuboid(collector, box, tiles, tilecount, color, txc, light_source);
+}
+
 static inline void getNeighborConnectingFace(v3s16 p, INodeDefManager *nodedef,
 		MeshMakeData *data, MapNode n, int v, int *neighbors)
 {
@@ -181,6 +222,18 @@ static inline int NeighborToIndex(const v3s16 &pos)
 	return 9 * pos.X + 3 * pos.Y + pos.Z + 13;
 }
 
+/*!
+ * Returns the i-th special tile for a map node.
+ */
+static TileSpec getSpecialTile(const ContentFeatures &f,
+	const MapNode &n, u8 i)
+{
+	TileSpec copy = f.special_tiles[i];
+	if (!copy.has_color)
+		n.getColor(f, &copy.color);
+	return copy;
+}
+
 /*
 	TODO: Fix alpha blending for special nodes
 	Currently only the last element rendered is blended correct
@@ -227,8 +280,13 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 			/*
 				Add water sources to mesh if using new style
 			*/
-			TileSpec tile_liquid = f.special_tiles[0];
+			TileSpec tile_liquid = getSpecialTile(f, n, 0);
 			TileSpec tile_liquid_bfculled = getNodeTile(n, p, v3s16(0,0,0), data);
+			u16 l = getInteriorLight(n, 0, nodedef);
+			video::SColor c1 = encode_light_and_color(l,
+				tile_liquid.color, f.light_source);
+			video::SColor c2 = encode_light_and_color(l,
+				tile_liquid_bfculled.color, f.light_source);
 
 			bool top_is_same_liquid = false;
 			MapNode ntop = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x,y+1,z));
@@ -237,9 +295,6 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 			if(ntop.getContent() == c_flowing || ntop.getContent() == c_source)
 				top_is_same_liquid = true;
 
-			u16 l = getInteriorLight(n, 0, nodedef);
-			video::SColor c = MapBlock_LightColor(f.alpha, l, f.light_source);
-
 			/*
 				Generate sides
 			 */
@@ -285,15 +340,18 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 				// Use backface culled material if neighbor doesn't have a
 				// solidness of 0
 				const TileSpec *current_tile = &tile_liquid;
-				if(n_feat.solidness != 0 || n_feat.visual_solidness != 0)
+				video::SColor *c = &c1;
+				if(n_feat.solidness != 0 || n_feat.visual_solidness != 0) {
 					current_tile = &tile_liquid_bfculled;
+					c = &c2;
+				}
 
 				video::S3DVertex vertices[4] =
 				{
-					video::S3DVertex(-BS/2,0,BS/2,0,0,0, c, 0,1),
+					video::S3DVertex(-BS/2,0,BS/2,0,0,0, *c, 0,1),
-					video::S3DVertex(BS/2,0,BS/2,0,0,0, c, 1,1),
+					video::S3DVertex(BS/2,0,BS/2,0,0,0, *c, 1,1),
-					video::S3DVertex(BS/2,0,BS/2, 0,0,0, c, 1,0),
+					video::S3DVertex(BS/2,0,BS/2, 0,0,0, *c, 1,0),
-					video::S3DVertex(-BS/2,0,BS/2, 0,0,0, c, 0,0),
+					video::S3DVertex(-BS/2,0,BS/2, 0,0,0, *c, 0,0),
 				};
 
 				/*
@@ -359,10 +417,10 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 
 			video::S3DVertex vertices[4] =
 			{
-				video::S3DVertex(-BS/2,0,BS/2, 0,0,0, c, 0,1),
+				video::S3DVertex(-BS/2,0,BS/2, 0,0,0, c1, 0,1),
-				video::S3DVertex(BS/2,0,BS/2, 0,0,0, c, 1,1),
+				video::S3DVertex(BS/2,0,BS/2, 0,0,0, c1, 1,1),
-				video::S3DVertex(BS/2,0,-BS/2, 0,0,0, c, 1,0),
+				video::S3DVertex(BS/2,0,-BS/2, 0,0,0, c1, 1,0),
-				video::S3DVertex(-BS/2,0,-BS/2, 0,0,0, c, 0,0),
+				video::S3DVertex(-BS/2,0,-BS/2, 0,0,0, c1, 0,0),
 			};
 
 			v3f offset(p.X * BS, (p.Y + 0.5) * BS, p.Z * BS);
@@ -380,8 +438,8 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 			/*
 				Add flowing liquid to mesh
 			*/
-			TileSpec tile_liquid = f.special_tiles[0];
+			TileSpec tile_liquid = getSpecialTile(f, n, 0);
-			TileSpec tile_liquid_bfculled = f.special_tiles[1];
+			TileSpec tile_liquid_bfculled = getSpecialTile(f, n, 1);
 
 			bool top_is_same_liquid = false;
 			MapNode ntop = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x,y+1,z));
@@ -404,7 +462,10 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 			// Otherwise use the light of this node (the liquid)
 			else
 				l = getInteriorLight(n, 0, nodedef);
-			video::SColor c = MapBlock_LightColor(f.alpha, l, f.light_source);
+			video::SColor c1 = encode_light_and_color(l,
+				tile_liquid.color, f.light_source);
+			video::SColor c2 = encode_light_and_color(l,
+				tile_liquid_bfculled.color, f.light_source);
 
 			u8 range = rangelim(nodedef->get(c_flowing).liquid_range, 1, 8);
 
@@ -552,7 +613,7 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 					is liquid, don't draw side face
 				*/
 				if (top_is_same_liquid &&
-						neighbor_data.flags & neighborflag_top_is_same_liquid)
+						(neighbor_data.flags & neighborflag_top_is_same_liquid))
 					continue;
 
 				content_t neighbor_content = neighbor_data.content;
@@ -574,15 +635,18 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 				// Use backface culled material if neighbor doesn't have a
 				// solidness of 0
 				const TileSpec *current_tile = &tile_liquid;
-				if(n_feat.solidness != 0 || n_feat.visual_solidness != 0)
+				video::SColor *c = &c1;
+				if(n_feat.solidness != 0 || n_feat.visual_solidness != 0) {
 					current_tile = &tile_liquid_bfculled;
+					c = &c2;
+				}
 
 				video::S3DVertex vertices[4] =
 				{
-					video::S3DVertex(-BS/2,0,BS/2, 0,0,0, c, 0,1),
+					video::S3DVertex(-BS/2,0,BS/2, 0,0,0, *c, 0,1),
-					video::S3DVertex(BS/2,0,BS/2, 0,0,0, c, 1,1),
+					video::S3DVertex(BS/2,0,BS/2, 0,0,0, *c, 1,1),
-					video::S3DVertex(BS/2,0,BS/2, 0,0,0, c, 1,0),
+					video::S3DVertex(BS/2,0,BS/2, 0,0,0, *c, 1,0),
-					video::S3DVertex(-BS/2,0,BS/2, 0,0,0, c, 0,0),
+					video::S3DVertex(-BS/2,0,BS/2, 0,0,0, *c, 0,0),
 				};
 
 				/*
@@ -656,10 +720,10 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 			{
 				video::S3DVertex vertices[4] =
 				{
-					video::S3DVertex(-BS/2,0,BS/2, 0,0,0, c, 0,1),
+					video::S3DVertex(-BS/2,0,BS/2, 0,0,0, c1, 0,1),
-					video::S3DVertex(BS/2,0,BS/2, 0,0,0, c, 1,1),
+					video::S3DVertex(BS/2,0,BS/2, 0,0,0, c1, 1,1),
-					video::S3DVertex(BS/2,0,-BS/2, 0,0,0, c, 1,0),
+					video::S3DVertex(BS/2,0,-BS/2, 0,0,0, c1, 1,0),
-					video::S3DVertex(-BS/2,0,-BS/2, 0,0,0, c, 0,0),
+					video::S3DVertex(-BS/2,0,-BS/2, 0,0,0, c1, 0,0),
 				};
 
 				// To get backface culling right, the vertices need to go
@@ -720,8 +784,8 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 			TileSpec tile = getNodeTile(n, p, v3s16(0,0,0), data);
 
 			u16 l = getInteriorLight(n, 1, nodedef);
-			video::SColor c = MapBlock_LightColor(255, l, f.light_source);
+			video::SColor c = encode_light_and_color(l, tile.color,
-
+				f.light_source);
 			for(u32 j=0; j<6; j++)
 			{
 				// Check this neighbor
@@ -731,13 +795,17 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 				// Don't make face if neighbor is of same type
 				if(n2.getContent() == n.getContent())
 					continue;
+				video::SColor c2=c;
+				if(!f.light_source)
+					applyFacesShading(c2, v3f(dir.X, dir.Y, dir.Z));
+
 
 				// The face at Z+
 				video::S3DVertex vertices[4] = {
-					video::S3DVertex(-BS/2,-BS/2,BS/2, dir.X,dir.Y,dir.Z, c, 1,1),
+					video::S3DVertex(-BS/2,-BS/2,BS/2, dir.X,dir.Y,dir.Z, c2, 1,1),
-					video::S3DVertex(BS/2,-BS/2,BS/2, dir.X,dir.Y,dir.Z, c, 0,1),
+					video::S3DVertex(BS/2,-BS/2,BS/2, dir.X,dir.Y,dir.Z, c2, 0,1),
-					video::S3DVertex(BS/2,BS/2,BS/2, dir.X,dir.Y,dir.Z, c, 0,0),
+					video::S3DVertex(BS/2,BS/2,BS/2, dir.X,dir.Y,dir.Z, c2, 0,0),
-					video::S3DVertex(-BS/2,BS/2,BS/2, dir.X,dir.Y,dir.Z, c, 1,0),
+					video::S3DVertex(-BS/2,BS/2,BS/2, dir.X,dir.Y,dir.Z, c2, 1,0),
 				};
 
 				// Rotations in the g_6dirs format
@@ -784,12 +852,20 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 				v3s16( 0, 0,-1)
 			};
 
+			u16 l = getInteriorLight(n, 1, nodedef);
 			u8 i;
 			TileSpec tiles[6];
 			for (i = 0; i < 6; i++)
 				tiles[i] = getNodeTile(n, p, dirs[i], data);
 
+			video::SColor tile0color = encode_light_and_color(l,
+				tiles[0].color, f.light_source);
+			video::SColor tile0colors[6];
+			for (i = 0; i < 6; i++)
+				tile0colors[i] = tile0color;
+
 			TileSpec glass_tiles[6];
+			video::SColor glasscolor[6];
 			if (tiles[1].texture && tiles[2].texture && tiles[3].texture) {
 				glass_tiles[0] = tiles[2];
 				glass_tiles[1] = tiles[3];
@@ -801,14 +877,15 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 				for (i = 0; i < 6; i++)
 					glass_tiles[i] = tiles[1];
 			}
+			for (i = 0; i < 6; i++)
+				glasscolor[i] = encode_light_and_color(l, glass_tiles[i].color,
+					f.light_source);
 
 			u8 param2 = n.getParam2();
 			bool H_merge = ! bool(param2 & 128);
 			bool V_merge = ! bool(param2 & 64);
 			param2  = param2 & 63;
 
-			u16 l = getInteriorLight(n, 1, nodedef);
-			video::SColor c = MapBlock_LightColor(255, l, f.light_source);
 			v3f pos = intToFloat(p, BS);
 			static const float a = BS / 2;
 			static const float g = a - 0.003;
@@ -947,7 +1024,8 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 					1-tx2, 1-ty2, 1-tx1, 1-ty1,
 					tx1,   1-ty2,   tx2, 1-ty1,
 				};
-				makeCuboid(&collector, box, &tiles[0], 1, c, txc1);
+				makeCuboid(&collector, box, &tiles[0], 1, tile0colors,
+					txc1, f.light_source);
 			}
 
 			for(i = 0; i < 6; i++)
@@ -971,16 +1049,21 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 					1-tx2, 1-ty2, 1-tx1, 1-ty1,
 					tx1,   1-ty2,   tx2, 1-ty1,
 				};
-				makeCuboid(&collector, box, &glass_tiles[i], 1, c, txc2);
+				makeCuboid(&collector, box, &glass_tiles[i], 1, glasscolor,
+					txc2, f.light_source);
 			}
 
 			if (param2 > 0 && f.special_tiles[0].texture) {
 				// Interior volume level is in range 0 .. 63,
 				// convert it to -0.5 .. 0.5
 				float vlev = (((float)param2 / 63.0 ) * 2.0 - 1.0);
+				TileSpec tile=getSpecialTile(f, n, 0);
+				video::SColor special_color = encode_light_and_color(l,
+					tile.color, f.light_source);
 				TileSpec interior_tiles[6];
 				for (i = 0; i < 6; i++)
-					interior_tiles[i] = f.special_tiles[0];
+					interior_tiles[i] = tile;
+
 				float offset = 0.003;
 				box = aabb3f(visible_faces[3] ? -b : -a + offset,
 							 visible_faces[1] ? -b : -a + offset,
@@ -1004,22 +1087,24 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 					1-tx2, 1-ty2, 1-tx1, 1-ty1,
 					tx1,   1-ty2,   tx2, 1-ty1,
 				};
-				makeCuboid(&collector, box, interior_tiles, 6, c,  txc3);
+				makeCuboid(&collector, box, interior_tiles, 6, special_color,
+					txc3, f.light_source);
 			}
 		break;}
 		case NDT_ALLFACES:
 		{
 			TileSpec tile_leaves = getNodeTile(n, p,
 					v3s16(0,0,0), data);
-
 			u16 l = getInteriorLight(n, 1, nodedef);
-			video::SColor c = MapBlock_LightColor(255, l, f.light_source);
+			video::SColor c = encode_light_and_color(l,
+				tile_leaves.color, f.light_source);
 
 			v3f pos = intToFloat(p, BS);
 			aabb3f box(-BS/2,-BS/2,-BS/2,BS/2,BS/2,BS/2);
 			box.MinEdge += pos;
 			box.MaxEdge += pos;
-			makeCuboid(&collector, box, &tile_leaves, 1, c, NULL);
+			makeCuboid(&collector, box, &tile_leaves, 1, c, NULL,
+				f.light_source);
 		break;}
 		case NDT_ALLFACES_OPTIONAL:
 			// This is always pre-converted to something else
@@ -1046,7 +1131,8 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 			tile.material_flags |= MATERIAL_FLAG_CRACK_OVERLAY;
 
 			u16 l = getInteriorLight(n, 1, nodedef);
-			video::SColor c = MapBlock_LightColor(255, l, f.light_source);
+			video::SColor c = encode_light_and_color(l, tile.color,
+				f.light_source);
 
 			float s = BS/2*f.visual_scale;
 			// Wall at X+ of node
@@ -1087,7 +1173,8 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 			tile.material_flags |= MATERIAL_FLAG_CRACK_OVERLAY;
 
 			u16 l = getInteriorLight(n, 0, nodedef);
-			video::SColor c = MapBlock_LightColor(255, l, f.light_source);
+			video::SColor c = encode_light_and_color(l, tile.color,
+				f.light_source);
 
 			float d = (float)BS/16;
 			float s = BS/2*f.visual_scale;
@@ -1132,7 +1219,8 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 			tile.material_flags |= MATERIAL_FLAG_CRACK_OVERLAY;
 
 			u16 l = getInteriorLight(n, 1, nodedef);
-			video::SColor c = MapBlock_LightColor(255, l, f.light_source);
+			video::SColor c = encode_light_and_color(l, tile.color,
+				f.light_source);
 
 			float s = BS / 2 * f.visual_scale;
 			// add sqrt(2) visual scale
@@ -1302,7 +1390,8 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 			tile.material_flags |= MATERIAL_FLAG_CRACK_OVERLAY;
 
 			u16 l = getInteriorLight(n, 1, nodedef);
-			video::SColor c = MapBlock_LightColor(255, l, f.light_source);
+			video::SColor c = encode_light_and_color(l, tile.color,
+				f.light_source);
 
 			float s = BS / 2 * f.visual_scale;
 
@@ -1437,7 +1526,8 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 			tile_rot.rotation = 1;
 
 			u16 l = getInteriorLight(n, 1, nodedef);
-			video::SColor c = MapBlock_LightColor(255, l, f.light_source);
+			video::SColor c = encode_light_and_color(l, tile.color,
+				f.light_source);
 
 			const f32 post_rad=(f32)BS/8;
 			const f32 bar_rad=(f32)BS/16;
@@ -1456,7 +1546,8 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 					4/16.,0,8/16.,1,
 					8/16.,0,12/16.,1,
 					12/16.,0,16/16.,1};
-			makeCuboid(&collector, post, &tile_rot, 1, c, postuv);
+			makeCuboid(&collector, post, &tile_rot, 1, c, postuv,
+				f.light_source);
 
 			// Now a section of fence, +X, if there's a post there
 			v3s16 p2 = p;
@@ -1477,11 +1568,11 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 					0/16.,8/16.,16/16.,10/16.,
 					0/16.,14/16.,16/16.,16/16.};
 				makeCuboid(&collector, bar, &tile_nocrack, 1,
-						c, xrailuv);
+						c, xrailuv, f.light_source);
 				bar.MinEdge.Y -= BS/2;
 				bar.MaxEdge.Y -= BS/2;
 				makeCuboid(&collector, bar, &tile_nocrack, 1,
-						c, xrailuv);
+						c, xrailuv, f.light_source);
 			}
 
 			// Now a section of fence, +Z, if there's a post there
@@ -1503,11 +1594,11 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 					6/16.,6/16.,8/16.,8/16.,
 					10/16.,10/16.,12/16.,12/16.};
 				makeCuboid(&collector, bar, &tile_nocrack, 1,
-						c, zrailuv);
+						c, zrailuv, f.light_source);
 				bar.MinEdge.Y -= BS/2;
 				bar.MaxEdge.Y -= BS/2;
 				makeCuboid(&collector, bar, &tile_nocrack, 1,
-						c, zrailuv);
+						c, zrailuv, f.light_source);
 			}
 		break;}
 		case NDT_RAILLIKE:
@@ -1616,7 +1707,8 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 			tile.material_flags |= MATERIAL_FLAG_CRACK_OVERLAY;
 
 			u16 l = getInteriorLight(n, 0, nodedef);
-			video::SColor c = MapBlock_LightColor(255, l, f.light_source);
+			video::SColor c = encode_light_and_color(l, tile.color,
+				f.light_source);
 
 			float d = (float)BS/64;
 			float s = BS/2;
@@ -1627,10 +1719,10 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 
 			video::S3DVertex vertices[4] =
 			{
-					video::S3DVertex(-s,  -s+d,-s,  0,0,0,  c,0,1),
+					video::S3DVertex(-s,  -s+d, -s, 0, 0, 0, c, 0, 1),
-					video::S3DVertex( s,  -s+d,-s,  0,0,0,  c,1,1),
+					video::S3DVertex( s,  -s+d, -s, 0, 0, 0, c, 1, 1),
-					video::S3DVertex( s, g*s+d, s,  0,0,0,  c,1,0),
+					video::S3DVertex( s, g*s+d,  s, 0, 0, 0, c, 1, 0),
-					video::S3DVertex(-s, g*s+d, s,  0,0,0,  c,0,0),
+					video::S3DVertex(-s, g*s+d,  s, 0, 0, 0, c, 0, 0),
 			};
 
 			for(s32 i=0; i<4; i++)
@@ -1653,10 +1745,16 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 				v3s16(0, 0, 1),
 				v3s16(0, 0, -1)
 			};
-			TileSpec tiles[6];
 
 			u16 l = getInteriorLight(n, 1, nodedef);
-			video::SColor c = MapBlock_LightColor(255, l, f.light_source);
+			TileSpec tiles[6];
+			video::SColor colors[6];
+			for(int j = 0; j < 6; j++) {
+				// Handles facedir rotation for textures
+				tiles[j] = getNodeTile(n, p, tile_dirs[j], data);
+				colors[j]= encode_light_and_color(l, tiles[j].color,
+					f.light_source);
+			}
 
 			v3f pos = intToFloat(p, BS);
 
@@ -1696,11 +1794,6 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 					i = boxes.begin();
 					i != boxes.end(); ++i)
 			{
-			for(int j = 0; j < 6; j++)
-				{
-				// Handles facedir rotation for textures
-				tiles[j] = getNodeTile(n, p, tile_dirs[j], data);
-				}
 				aabb3f box = *i;
 				box.MinEdge += pos;
 				box.MaxEdge += pos;
@@ -1747,18 +1840,19 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 					// front
 					tx1, 1-ty2, tx2, 1-ty1,
 				};
-				makeCuboid(&collector, box, tiles, 6, c, txc);
+				makeCuboid(&collector, box, tiles, 6, colors, txc, f.light_source);
 			}
 		break;}
 		case NDT_MESH:
 		{
 			v3f pos = intToFloat(p, BS);
-			video::SColor c = MapBlock_LightColor(255, getInteriorLight(n, 1, nodedef), f.light_source);
+			u16 l = getInteriorLight(n, 1, nodedef);
-
 			u8 facedir = 0;
-			if (f.param_type_2 == CPT2_FACEDIR) {
+			if (f.param_type_2 == CPT2_FACEDIR ||
+					f.param_type_2 == CPT2_COLORED_FACEDIR) {
 				facedir = n.getFaceDir(nodedef);
-			} else if (f.param_type_2 == CPT2_WALLMOUNTED) {
+			} else if (f.param_type_2 == CPT2_WALLMOUNTED ||
+					f.param_type_2 == CPT2_COLORED_WALLMOUNTED) {
 				//convert wallmounted to 6dfacedir.
 				//when cache enabled, it is already converted
 				facedir = n.getWallMounted(nodedef);
@@ -1771,10 +1865,13 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 			if (f.mesh_ptr[facedir]) {
 				// use cached meshes
 				for(u16 j = 0; j < f.mesh_ptr[0]->getMeshBufferCount(); j++) {
+					const TileSpec &tile = getNodeTileN(n, p, j, data);
 					scene::IMeshBuffer *buf = f.mesh_ptr[facedir]->getMeshBuffer(j);
-					collector.append(getNodeTileN(n, p, j, data),
+					collector.append(tile, (video::S3DVertex *)
-						(video::S3DVertex *)buf->getVertices(), buf->getVertexCount(),
+						buf->getVertices(), buf->getVertexCount(),
-						buf->getIndices(), buf->getIndexCount(), pos, c);
+						buf->getIndices(), buf->getIndexCount(), pos,
+						encode_light_and_color(l, tile.color, f.light_source),
+						f.light_source);
 				}
 			} else if (f.mesh_ptr[0]) {
 				// no cache, clone and rotate mesh
@@ -1783,10 +1880,13 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 				recalculateBoundingBox(mesh);
 				meshmanip->recalculateNormals(mesh, true, false);
 				for(u16 j = 0; j < mesh->getMeshBufferCount(); j++) {
+					const TileSpec &tile = getNodeTileN(n, p, j, data);
 					scene::IMeshBuffer *buf = mesh->getMeshBuffer(j);
-					collector.append(getNodeTileN(n, p, j, data),
+					collector.append(tile, (video::S3DVertex *)
-						(video::S3DVertex *)buf->getVertices(), buf->getVertexCount(),
+						buf->getVertices(), buf->getVertexCount(),
-						buf->getIndices(), buf->getIndexCount(), pos, c);
+						buf->getIndices(), buf->getIndexCount(), pos,
+						encode_light_and_color(l, tile.color, f.light_source),
+						f.light_source);
 				}
 				mesh->drop();
 			}

src/game.cpp

@@ -642,7 +642,7 @@ class GameGlobalShaderConstantSetter : public IShaderConstantSetter
 	CachedPixelShaderSetting<float> m_fog_distance;
 	CachedVertexShaderSetting<float> m_animation_timer_vertex;
 	CachedPixelShaderSetting<float> m_animation_timer_pixel;
-	CachedPixelShaderSetting<float> m_day_night_ratio;
+	CachedPixelShaderSetting<float, 3> m_day_light;
 	CachedPixelShaderSetting<float, 3> m_eye_position_pixel;
 	CachedVertexShaderSetting<float, 3> m_eye_position_vertex;
 	CachedPixelShaderSetting<float, 3> m_minimap_yaw;
@@ -674,7 +674,7 @@ public:
 		m_fog_distance("fogDistance"),
 		m_animation_timer_vertex("animationTimer"),
 		m_animation_timer_pixel("animationTimer"),
-		m_day_night_ratio("dayNightRatio"),
+		m_day_light("dayLight"),
 		m_eye_position_pixel("eyePosition"),
 		m_eye_position_vertex("eyePosition"),
 		m_minimap_yaw("yawVec"),
@@ -717,8 +717,14 @@ public:
 
 		m_fog_distance.set(&fog_distance, services);
 
-		float daynight_ratio = (float)m_client->getEnv().getDayNightRatio() / 1000.f;
+		u32 daynight_ratio = (float)m_client->getEnv().getDayNightRatio();
-		m_day_night_ratio.set(&daynight_ratio, services);
+		video::SColorf sunlight;
+		get_sunlight_color(&sunlight, daynight_ratio);
+		float dnc[3] = {
+			sunlight.r,
+			sunlight.g,
+			sunlight.b };
+		m_day_light.set(dnc, services);
 
 		u32 animation_timer = porting::getTimeMs() % 100000;
 		float animation_timer_f = (float)animation_timer / 100000.f;
@@ -840,7 +846,8 @@ bool nodePlacementPrediction(Client &client,
 		// Predict param2 for facedir and wallmounted nodes
 		u8 param2 = 0;
 
-		if (nodedef->get(id).param_type_2 == CPT2_WALLMOUNTED) {
+		if (nodedef->get(id).param_type_2 == CPT2_WALLMOUNTED ||
+				nodedef->get(id).param_type_2 == CPT2_COLORED_WALLMOUNTED) {
 			v3s16 dir = nodepos - neighbourpos;
 
 			if (abs(dir.Y) > MYMAX(abs(dir.X), abs(dir.Z))) {
@@ -852,7 +859,8 @@ bool nodePlacementPrediction(Client &client,
 			}
 		}
 
-		if (nodedef->get(id).param_type_2 == CPT2_FACEDIR) {
+		if (nodedef->get(id).param_type_2 == CPT2_FACEDIR ||
+				nodedef->get(id).param_type_2 == CPT2_COLORED_FACEDIR) {
 			v3s16 dir = nodepos - floatToInt(client.getEnv().getLocalPlayer()->getPosition(), BS);
 
 			if (abs(dir.X) > abs(dir.Z)) {
@@ -3749,11 +3757,9 @@ PointedThing Game::updatePointedThing(
 				light_level = node_light;
 		}
 
-		video::SColor c = MapBlock_LightColor(255, light_level, 0);
-		u8 day = c.getRed();
-		u8 night = c.getGreen();
 		u32 daynight_ratio = client->getEnv().getDayNightRatio();
-		finalColorBlend(c, day, night, daynight_ratio);
+		video::SColor c;
+		final_color_blend(&c, light_level, daynight_ratio);
 
 		// Modify final color a bit with time
 		u32 timer = porting::getTimeMs() % 5000;
@@ -3964,7 +3970,7 @@ void Game::handleDigging(GameRunData *runData,
 			const ContentFeatures &features =
 					client->getNodeDefManager()->get(n);
 			client->getParticleManager()->addPunchingParticles(client, smgr,
-					player, nodepos, features.tiles);
+					player, nodepos, n, features);
 		}
 	}
 
@@ -4011,7 +4017,7 @@ void Game::handleDigging(GameRunData *runData,
 			const ContentFeatures &features =
 				client->getNodeDefManager()->get(wasnode);
 			client->getParticleManager()->addDiggingParticles(client, smgr,
-					player, nodepos, features.tiles);
+					player, nodepos, wasnode, features);
 		}
 
 		runData->dig_time = 0;

src/mapblock_mesh.cpp

@@ -32,12 +32,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #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
 */
@@ -321,19 +315,34 @@ u16 getSmoothLight(v3s16 p, v3s16 corner, MeshMakeData *data)
 	return getSmoothLightCombined(p, data);
 }
 
-/*
+void get_sunlight_color(video::SColorf *sunlight, u32 daynight_ratio){
-	Converts from day + night color values (0..255)
+	f32 rg = daynight_ratio / 1000.0f - 0.04f;
-	and a given daynight_ratio to the final SColor shown on screen.
+	f32 b = (0.98f * daynight_ratio) / 1000.0f + 0.078f;
-*/
+	sunlight->r = rg;
-void finalColorBlend(video::SColor& result,
+	sunlight->g = rg;
-		u8 day, u8 night, u32 daynight_ratio)
+	sunlight->b = b;
-{
+}
-	s32 rg = (day * daynight_ratio + night * (1000-daynight_ratio)) / 1000;
-	s32 b = rg;
 
-	// Moonlight is blue
+void final_color_blend(video::SColor *result,
-	b += (day - night) / 13;
+		u16 light, u32 daynight_ratio)
-	rg -= (day - night) / 23;
+{
+	video::SColorf dayLight;
+	get_sunlight_color(&dayLight, daynight_ratio);
+	final_color_blend(result,
+		encode_light_and_color(light, video::SColor(0xFFFFFFFF), 0), dayLight);
+}
+
+void final_color_blend(video::SColor *result,
+		const video::SColor &data, const video::SColorf &dayLight)
+{
+	static const video::SColorf artificialColor(1.04f, 1.04f, 1.04f);
+
+	video::SColorf c(data);
+	f32 n = 1 - c.a;
+
+	f32 r = c.r * (c.a * dayLight.r + n * artificialColor.r) * 2.0f;
+	f32 g = c.g * (c.a * dayLight.g + n * artificialColor.g) * 2.0f;
+	f32 b = c.b * (c.a * dayLight.b + n * artificialColor.b) * 2.0f;
 
 	// Emphase blue a bit in darker places
 	// Each entry of this array represents a range of 8 blue levels
@@ -341,19 +350,13 @@ void finalColorBlend(video::SColor& result,
 		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,
 	};
-	b += emphase_blue_when_dark[irr::core::clamp(b, 0, 255) / 8];
-	b = irr::core::clamp(b, 0, 255);
 
-	// Artificial light is yellow-ish
+	b += emphase_blue_when_dark[irr::core::clamp((s32) ((r + g + b) / 3 * 255),
-	static const u8 emphase_yellow_when_artificial[16] = {
+		0, 255) / 8] / 255.0f;
-		0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 10, 15, 15, 15
-	};
-	rg += emphase_yellow_when_artificial[night/16];
-	rg = irr::core::clamp(rg, 0, 255);
 
-	result.setRed(rg);
+	result->setRed(core::clamp((s32) (r * 255.0f), 0, 255));
-	result.setGreen(rg);
+	result->setGreen(core::clamp((s32) (g * 255.0f), 0, 255));
-	result.setBlue(b);
+	result->setBlue(core::clamp((s32) (b * 255.0f), 0, 255));
 }
 
 /*
@@ -430,7 +433,7 @@ struct FastFace
 };
 
 static void makeFastFace(TileSpec tile, u16 li0, u16 li1, u16 li2, u16 li3,
-		v3f p, v3s16 dir, v3f scale, u8 light_source, std::vector<FastFace> &dest)
+		v3f p, v3s16 dir, v3f scale, std::vector<FastFace> &dest)
 {
 	// Position is at the center of the cube.
 	v3f pos = p * BS;
@@ -580,24 +583,25 @@ static void makeFastFace(TileSpec tile, u16 li0, u16 li1, u16 li2, u16 li3,
 
 	v3f normal(dir.X, dir.Y, dir.Z);
 
-	u8 alpha = tile.alpha;
-
 	dest.push_back(FastFace());
 
 	FastFace& face = *dest.rbegin();
 
-	face.vertices[0] = video::S3DVertex(vertex_pos[0], normal,
+	u16 li[4] = { li0, li1, li2, li3 };
-			MapBlock_LightColor(alpha, li0, light_source),
+	v2f32 f[4] = {
-			core::vector2d<f32>(x0+w*abs_scale, y0+h));
+		core::vector2d<f32>(x0 + w * abs_scale, y0 + h),
-	face.vertices[1] = video::S3DVertex(vertex_pos[1], normal,
+		core::vector2d<f32>(x0, y0 + h),
-			MapBlock_LightColor(alpha, li1, light_source),
+		core::vector2d<f32>(x0, y0),
-			core::vector2d<f32>(x0, y0+h));
+		core::vector2d<f32>(x0 + w * abs_scale, y0) };
-	face.vertices[2] = video::S3DVertex(vertex_pos[2], normal,
+
-			MapBlock_LightColor(alpha, li2, light_source),
+	for (u8 i = 0; i < 4; i++) {
-			core::vector2d<f32>(x0, y0));
+		video::SColor c = encode_light_and_color(li[i], tile.color,
-	face.vertices[3] = video::S3DVertex(vertex_pos[3], normal,
+			tile.emissive_light);
-			MapBlock_LightColor(alpha, li3, light_source),
+		if (!tile.emissive_light)
-			core::vector2d<f32>(x0+w*abs_scale, y0));
+			applyFacesShading(c, normal);
+
+		face.vertices[i] = video::S3DVertex(vertex_pos[i], normal, c, f[i]);
+	}
 
 	face.tile = tile;
 }
@@ -664,7 +668,10 @@ static u8 face_contents(content_t m1, content_t m2, bool *equivalent,
 TileSpec getNodeTileN(MapNode mn, v3s16 p, u8 tileindex, MeshMakeData *data)
 {
 	INodeDefManager *ndef = data->m_client->ndef();
-	TileSpec spec = ndef->get(mn).tiles[tileindex];
+	const ContentFeatures &f = ndef->get(mn);
+	TileSpec spec = f.tiles[tileindex];
+	if (!spec.has_color)
+		mn.getColor(f, &spec.color);
 	// Apply temporary crack
 	if (p == data->m_crack_pos_relative)
 		spec.material_flags |= MATERIAL_FLAG_CRACK;
@@ -747,8 +754,7 @@ static void getTileInfo(
 		v3s16 &p_corrected,
 		v3s16 &face_dir_corrected,
 		u16 *lights,
-		TileSpec &tile,
+		TileSpec &tile
-		u8 &light_source
 	)
 {
 	VoxelManipulator &vmanip = data->m_vmanip;
@@ -763,7 +769,8 @@ static void getTileInfo(
 		return;
 	}
 
-	const MapNode &n1 = vmanip.getNodeRefUnsafeCheckFlags(blockpos_nodes + p + face_dir);
+	const MapNode &n1 = vmanip.getNodeRefUnsafeCheckFlags(
+		blockpos_nodes + p + face_dir);
 
 	if (n1.getContent() == CONTENT_IGNORE) {
 		makes_face = false;
@@ -783,26 +790,25 @@ static void getTileInfo(
 
 	makes_face = true;
 
-	if(mf == 1)
+	MapNode n = n0;
-	{
+
-		tile = getNodeTile(n0, p, face_dir, data);
+	if (mf == 1) {
 		p_corrected = p;
 		face_dir_corrected = face_dir;
-		light_source = ndef->get(n0).light_source;
+	} else {
-	}
+		n = n1;
-	else
-	{
-		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;
 	}
+	tile = getNodeTile(n, p_corrected, face_dir_corrected, data);
+	const ContentFeatures &f = ndef->get(n);
+	tile.emissive_light = f.light_source;
 
 	// eg. water and glass
-	if(equivalent)
+	if (equivalent)
 		tile.material_flags |= MATERIAL_FLAG_BACKFACE_CULLING;
 
-	if(data->m_smooth_lighting == false)
+	if (data->m_smooth_lighting == false)
 	{
 		lights[0] = lights[1] = lights[2] = lights[3] =
 				getFaceLight(n0, n1, face_dir, ndef);
@@ -845,10 +851,9 @@ static void updateFastFaceRow(
 	v3s16 face_dir_corrected;
 	u16 lights[4] = {0,0,0,0};
 	TileSpec tile;
-	u8 light_source = 0;
 	getTileInfo(data, p, face_dir,
 			makes_face, p_corrected, face_dir_corrected,
-			lights, tile, light_source);
+			lights, tile);
 
 	for(u16 j=0; j<MAP_BLOCKSIZE; j++)
 	{
@@ -862,7 +867,6 @@ static void updateFastFaceRow(
 		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
@@ -873,7 +877,7 @@ static void updateFastFaceRow(
 			getTileInfo(data, p_next, face_dir,
 					next_makes_face, next_p_corrected,
 					next_face_dir_corrected, next_lights,
-					next_tile, next_light_source);
+					next_tile);
 
 			if(next_makes_face == makes_face
 					&& next_p_corrected == p_corrected + translate_dir
@@ -884,9 +888,10 @@ static void updateFastFaceRow(
 					&& next_lights[3] == lights[3]
 					&& 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)) {
+					&& (tile.material_flags & MATERIAL_FLAG_TILEABLE_VERTICAL)
+					&& tile.color == next_tile.color
+					&& tile.emissive_light == next_tile.emissive_light) {
 				next_is_different = false;
 				continuous_tiles_count++;
 			} else {
@@ -938,8 +943,7 @@ static void updateFastFaceRow(
 				}
 
 				makeFastFace(tile, lights[0], lights[1], lights[2], lights[3],
-						sp, face_dir_corrected, scale, light_source,
+						sp, face_dir_corrected, scale, dest);
-						dest);
 
 				g_profiler->avg("Meshgen: faces drawn by tiling", 0);
 				for(int i = 1; i < continuous_tiles_count; i++){
@@ -958,7 +962,6 @@ static void updateFastFaceRow(
 		lights[2] = next_lights[2];
 		lights[3] = next_lights[3];
 		tile = next_tile;
-		light_source = next_light_source;
 		p = p_next;
 	}
 }
@@ -1083,12 +1086,14 @@ MapBlockMesh::MapBlockMesh(MeshMakeData *data, v3s16 camera_offset):
 			const u16 *indices_p = indices;
 
 			/*
-				Revert triangles for nicer looking gradient if vertices
+				Revert triangles for nicer looking gradient if the
-				1 and 3 have same color or 0 and 2 have different color.
+				brightness of vertices 1 and 3 differ less than
-				getRed() is the day color.
+				the brightness of vertices 0 and 2.
 			*/
-			if(f.vertices[0].Color.getRed() != f.vertices[2].Color.getRed()
+			if (abs(f.vertices[0].Color.getAverage()
-					|| f.vertices[1].Color.getRed() == f.vertices[3].Color.getRed())
+					- f.vertices[2].Color.getAverage())
+					> abs(f.vertices[1].Color.getAverage()
+					- f.vertices[3].Color.getAverage()))
 				indices_p = indices_alternate;
 
 			collector.append(f.tile, f.vertices, 4, indices_p, 6);
@@ -1148,43 +1153,30 @@ MapBlockMesh::MapBlockMesh(MeshMakeData *data, v3s16 camera_offset):
 			p.tile.texture = animation_frame.texture;
 		}
 
-		u32 vertex_count = m_use_tangent_vertices ?
+		if (!m_enable_shaders) {
-			p.tangent_vertices.size() : p.vertices.size();
+			// Extract colors for day-night animation
-		for (u32 j = 0; j < vertex_count; j++) {
+			// Dummy sunlight to handle non-sunlit areas
-			v3f *Normal;
+			video::SColorf sunlight;
-			video::SColor *vc;
+			get_sunlight_color(&sunlight, 0);
-			if (m_use_tangent_vertices) {
+			u32 vertex_count =
-				vc = &p.tangent_vertices[j].Color;
+				m_use_tangent_vertices ?
-				Normal = &p.tangent_vertices[j].Normal;
+					p.tangent_vertices.size() : p.vertices.size();
-			} else {
+			for (u32 j = 0; j < vertex_count; j++) {
-				vc = &p.vertices[j].Color;
+				video::SColor *vc;
-				Normal = &p.vertices[j].Normal;
+				if (m_use_tangent_vertices) {
-			}
+					vc = &p.tangent_vertices[j].Color;
-			// Note applyFacesShading second parameter is precalculated sqrt
+				} else {
-			// value for speed improvement
+					vc = &p.vertices[j].Color;
-			// 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);
 				}
+				video::SColor copy(*vc);
+				if (vc->getAlpha() == 0) // No sunlight - no need to animate
+					final_color_blend(vc, copy, sunlight); // Finalize color
+				else // Record color to animate
+					m_daynight_diffs[i][j] = copy;
+
+				// The sunlight ratio has been stored,
+				// delete alpha (for the final rendering).
+				vc->setAlpha(255);
 			}
 		}
 
@@ -1358,19 +1350,19 @@ bool MapBlockMesh::animate(bool faraway, float time, int crack, u32 daynight_rat
 		if (m_enable_vbo) {
 			m_mesh->setDirty();
 		}
-		for(std::map<u32, std::map<u32, std::pair<u8, u8> > >::iterator
+		video::SColorf day_color;
+		get_sunlight_color(&day_color, daynight_ratio);
+		for(std::map<u32, std::map<u32, video::SColor > >::iterator
 				i = m_daynight_diffs.begin();
 				i != m_daynight_diffs.end(); ++i)
 		{
 			scene::IMeshBuffer *buf = m_mesh->getMeshBuffer(i->first);
 			video::S3DVertex *vertices = (video::S3DVertex *)buf->getVertices();
-			for(std::map<u32, std::pair<u8, u8 > >::iterator
+			for(std::map<u32, video::SColor >::iterator
 					j = i->second.begin();
 					j != i->second.end(); ++j)
 			{
-				u8 day = j->second.first;
+				final_color_blend(&(vertices[j->first].Color), j->second, day_color);
-				u8 night = j->second.second;
-				finalColorBlend(vertices[j->first].Color, day, night, daynight_ratio);
 			}
 		}
 		m_last_daynight_ratio = daynight_ratio;
@@ -1452,7 +1444,7 @@ void MeshCollector::append(const TileSpec &tile,
 void MeshCollector::append(const TileSpec &tile,
 		const video::S3DVertex *vertices, u32 numVertices,
 		const u16 *indices, u32 numIndices,
-		v3f pos, video::SColor c)
+		v3f pos, video::SColor c, u8 light_source)
 {
 	if (numIndices > 65535) {
 		dstream<<"FIXME: MeshCollector::append() called with numIndices="<<numIndices<<" (limit 65535)"<<std::endl;
@@ -1478,10 +1470,15 @@ void MeshCollector::append(const TileSpec &tile,
 		p = &prebuffers[prebuffers.size() - 1];
 	}
 
+	video::SColor original_c = c;
 	u32 vertex_count;
 	if (m_use_tangent_vertices) {
 		vertex_count = p->tangent_vertices.size();
 		for (u32 i = 0; i < numVertices; i++) {
+			if (!light_source) {
+				c = original_c;
+				applyFacesShading(c, vertices[i].Normal);
+			}
 			video::S3DVertexTangents vert(vertices[i].Pos + pos,
 				vertices[i].Normal, c, vertices[i].TCoords);
 			p->tangent_vertices.push_back(vert);
@@ -1489,8 +1486,12 @@ void MeshCollector::append(const TileSpec &tile,
 	} else {
 		vertex_count = p->vertices.size();
 		for (u32 i = 0; i < numVertices; i++) {
-			video::S3DVertex vert(vertices[i].Pos + pos,
+			if (!light_source) {
-				vertices[i].Normal, c, vertices[i].TCoords);
+				c = original_c;
+				applyFacesShading(c, vertices[i].Normal);
+			}
+			video::S3DVertex vert(vertices[i].Pos + pos, vertices[i].Normal, c,
+				vertices[i].TCoords);
 			p->vertices.push_back(vert);
 		}
 	}
@@ -1500,3 +1501,33 @@ void MeshCollector::append(const TileSpec &tile,
 		p->indices.push_back(j);
 	}
 }
+
+video::SColor encode_light_and_color(u16 light, const video::SColor &color,
+	u8 emissive_light)
+{
+	// Get components
+	f32 day = (light & 0xff) / 255.0f;
+	f32 night = (light >> 8) / 255.0f;
+	// Add emissive light
+	night += emissive_light * 0.01f;
+	if (night > 255)
+		night = 255;
+	// Since we don't know if the day light is sunlight or
+	// artificial light, assume it is artificial when the night
+	// light bank is also lit.
+	if (day < night)
+		day = 0;
+	else
+		day = day - night;
+	f32 sum = day + night;
+	// Ratio of sunlight:
+	float r;
+	if (sum > 0)
+		r = day / sum;
+	else
+		r = 0;
+	// Average light:
+	float b = (day + night) / 2;
+	return video::SColor(r * 255, b * color.getRed(), b * color.getGreen(),
+		b * color.getBlue());
+}

src/mapblock_mesh.h

@@ -156,8 +156,8 @@ private:
 	// Animation info: day/night transitions
 	// Last daynight_ratio value passed to animate()
 	u32 m_last_daynight_ratio;
-	// For each meshbuffer, maps vertex indices to (day,night) pairs
+	// For each meshbuffer, stores pre-baked colors of sunlit vertices
-	std::map<u32, std::map<u32, std::pair<u8, u8> > > m_daynight_diffs;
+	std::map<u32, std::map<u32, video::SColor > > m_daynight_diffs;
 
 	// Camera offset info -> do we have to translate the mesh?
 	v3s16 m_camera_offset;
@@ -192,28 +192,53 @@ struct MeshCollector
 	void append(const TileSpec &material,
 			const video::S3DVertex *vertices, u32 numVertices,
 			const u16 *indices, u32 numIndices,
-			v3f pos, video::SColor c);
+			v3f pos, video::SColor c, u8 light_source);
 };
 
-// This encodes
+/*!
-//   alpha in the A channel of the returned SColor
+ * Encodes light and color of a node.
-//   day light (0-255) in the R channel of the returned SColor
+ * The result is not the final color, but a
-//   night light (0-255) in the G channel of the returned SColor
+ * half-baked vertex color.
-//   light source (0-255) in the B channel of the returned SColor
+ *
-inline video::SColor MapBlock_LightColor(u8 alpha, u16 light, u8 light_source=0)
+ * \param light the first 8 bits are day light,
-{
+ * the last 8 bits are night light
-	return video::SColor(alpha, (light & 0xff), (light >> 8), light_source);
+ * \param color the node's color
-}
+ * \param emissive_light amount of light the surface emits,
+ * from 0 to LIGHT_SUN.
+ */
+video::SColor encode_light_and_color(u16 light, const video::SColor &color,
+	u8 emissive_light);
 
 // Compute light at node
 u16 getInteriorLight(MapNode n, s32 increment, INodeDefManager *ndef);
 u16 getFaceLight(MapNode n, MapNode n2, v3s16 face_dir, INodeDefManager *ndef);
 u16 getSmoothLight(v3s16 p, v3s16 corner, MeshMakeData *data);
 
-// Converts from day + night color values (0..255)
+/*!
-// and a given daynight_ratio to the final SColor shown on screen.
+ * Returns the sunlight's color from the current
-void finalColorBlend(video::SColor& result,
+ * day-night ratio.
-		u8 day, u8 night, u32 daynight_ratio);
+ */
+void get_sunlight_color(video::SColorf *sunlight, u32 daynight_ratio);
+
+/*!
+ * Gives the final  SColor shown on screen.
+ *
+ * \param result output color
+ * \param light first 8 bits are day light, second 8 bits are
+ * night light
+ */
+void final_color_blend(video::SColor *result,
+		u16 light, u32 daynight_ratio);
+
+/*!
+ * Gives the final  SColor shown on screen.
+ *
+ * \param result output color
+ * \param data the half-baked vertex color
+ * \param dayLight color of the sunlight
+ */
+void final_color_blend(video::SColor *result,
+		const video::SColor &data, const video::SColorf &dayLight);
 
 // Retrieves the TileSpec of a face of a node
 // Adds MATERIAL_FLAG_CRACK if the node is cracked

src/mapnode.cpp

@@ -55,6 +55,15 @@ MapNode::MapNode(INodeDefManager *ndef, const std::string &name,
 	param2 = a_param2;
 }
 
+void MapNode::getColor(const ContentFeatures &f, video::SColor *color) const
+{
+	if (f.palette) {
+		*color = (*f.palette)[param2];
+		return;
+	}
+	*color = f.color;
+}
+
 void MapNode::setLight(enum LightBank bank, u8 a_light, const ContentFeatures &f)
 {
 	// If node doesn't contain light data, ignore this
@@ -146,7 +155,8 @@ bool MapNode::getLightBanks(u8 &lightday, u8 &lightnight, INodeDefManager *nodem
 u8 MapNode::getFaceDir(INodeDefManager *nodemgr) const
 {
 	const ContentFeatures &f = nodemgr->get(*this);
-	if(f.param_type_2 == CPT2_FACEDIR)
+	if (f.param_type_2 == CPT2_FACEDIR ||
+			f.param_type_2 == CPT2_COLORED_FACEDIR)
 		return (getParam2() & 0x1F) % 24;
 	return 0;
 }
@@ -154,7 +164,8 @@ u8 MapNode::getFaceDir(INodeDefManager *nodemgr) const
 u8 MapNode::getWallMounted(INodeDefManager *nodemgr) const
 {
 	const ContentFeatures &f = nodemgr->get(*this);
-	if(f.param_type_2 == CPT2_WALLMOUNTED)
+	if (f.param_type_2 == CPT2_WALLMOUNTED ||
+			f.param_type_2 == CPT2_COLORED_WALLMOUNTED)
 		return getParam2() & 0x07;
 	return 0;
 }
@@ -176,7 +187,7 @@ void MapNode::rotateAlongYAxis(INodeDefManager *nodemgr, Rotation rot)
 {
 	ContentParamType2 cpt2 = nodemgr->get(*this).param_type_2;
 
-	if (cpt2 == CPT2_FACEDIR) {
+	if (cpt2 == CPT2_FACEDIR || cpt2 == CPT2_COLORED_FACEDIR) {
 		static const u8 rotate_facedir[24 * 4] = {
 			// Table value = rotated facedir
 			// Columns: 0, 90, 180, 270 degrees rotation around vertical axis
@@ -216,7 +227,8 @@ void MapNode::rotateAlongYAxis(INodeDefManager *nodemgr, Rotation rot)
 		u8 index = facedir * 4 + rot;
 		param2 &= ~31;
 		param2 |= rotate_facedir[index];
-	} else if (cpt2 == CPT2_WALLMOUNTED) {
+	} else if (cpt2 == CPT2_WALLMOUNTED ||
+			cpt2 == CPT2_COLORED_WALLMOUNTED) {
 		u8 wmountface = (param2 & 7);
 		if (wmountface <= 1)
 			return;

src/mapnode.h

@@ -20,9 +20,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #ifndef MAPNODE_HEADER
 #define MAPNODE_HEADER
 
-#include "irrlichttypes.h"
+#include "irrlichttypes_bloated.h"
-#include "irr_v3d.h"
-#include "irr_aabb3d.h"
 #include "light.h"
 #include <string>
 #include <vector>
@@ -187,6 +185,14 @@ struct MapNode
 		param2 = p;
 	}
 
+	/*!
+	 * Returns the color of the node.
+	 *
+	 * \param f content features of this node
+	 * \param color output, contains the node's color.
+	 */
+	void getColor(const ContentFeatures &f, video::SColor *color) const;
+
 	void setLight(enum LightBank bank, u8 a_light, const ContentFeatures &f);
 
 	void setLight(enum LightBank bank, u8 a_light, INodeDefManager *nodemgr);

src/mesh.cpp

@@ -33,13 +33,25 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #define MY_ETLM_READ_ONLY video::ETLM_READ_ONLY
 #endif
 
-static void applyFacesShading(video::SColor& color, float factor)
+inline static void applyShadeFactor(video::SColor& color, float factor)
 {
 	color.setRed(core::clamp(core::round32(color.getRed()*factor), 0, 255));
 	color.setGreen(core::clamp(core::round32(color.getGreen()*factor), 0, 255));
 	color.setBlue(core::clamp(core::round32(color.getBlue()*factor), 0, 255));
 }
 
+void applyFacesShading(video::SColor &color, const v3f &normal)
+{
+	// Many special drawtypes have normals set to 0,0,0 and this
+	// must result in maximum brightness (no face shadng).
+	if (normal.Y < -0.5f)
+		applyShadeFactor (color, 0.447213f);
+	else if (normal.X > 0.5f || normal.X < -0.5f)
+		applyShadeFactor (color, 0.670820f);
+	else if (normal.Z > 0.5f || normal.Z < -0.5f)
+		applyShadeFactor (color, 0.836660f);
+}
+
 scene::IAnimatedMesh* createCubeMesh(v3f scale)
 {
 	video::SColor c(255,255,255,255);
@@ -172,29 +184,18 @@ void setMeshColor(scene::IMesh *mesh, const video::SColor &color)
 	}
 }
 
-void shadeMeshFaces(scene::IMesh *mesh)
+void colorizeMeshBuffer(scene::IMeshBuffer *buf, const video::SColor *buffercolor)
 {
-	if (mesh == NULL)
+	const u32 stride = getVertexPitchFromType(buf->getVertexType());
-		return;
+	u32 vertex_count = buf->getVertexCount();
-
+	u8 *vertices = (u8 *) buf->getVertices();
-	u32 mc = mesh->getMeshBufferCount();
+	for (u32 i = 0; i < vertex_count; i++) {
-	for (u32 j = 0; j < mc; j++) {
+		video::S3DVertex *vertex = (video::S3DVertex *) (vertices + i * stride);
-		scene::IMeshBuffer *buf = mesh->getMeshBuffer(j);
+		video::SColor *vc = &(vertex->Color);
-		const u32 stride = getVertexPitchFromType(buf->getVertexType());
+		// Reset color
-		u32 vertex_count = buf->getVertexCount();
+		*vc = *buffercolor;
-		u8 *vertices = (u8 *)buf->getVertices();
+		// Apply shading
-		for (u32 i = 0; i < vertex_count; i++) {
+		applyFacesShading(*vc, vertex->Normal);
-			video::S3DVertex *vertex = (video::S3DVertex *)(vertices + i * stride);
-			video::SColor &vc = vertex->Color;
-			// Many special drawtypes have normals set to 0,0,0 and this
-			// must result in maximum brightness (no face shadng).
-			if (vertex->Normal.Y < -0.5f)
-				applyFacesShading (vc, 0.447213f);
-			else if (vertex->Normal.X > 0.5f || vertex->Normal.X < -0.5f)
-				applyFacesShading (vc, 0.670820f);
-			else if (vertex->Normal.Z > 0.5f || vertex->Normal.Z < -0.5f)
-				applyFacesShading (vc, 0.836660f);
-		}
 	}
 }
 

src/mesh.h

@@ -23,6 +23,12 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "irrlichttypes_extrabloated.h"
 #include "nodedef.h"
 
+/*!
+ * Applies shading to a color based on the surface's
+ * normal vector.
+ */
+void applyFacesShading(video::SColor &color, const v3f &normal);
+
 /*
 	Create a new cube mesh.
 	Vertices are at (+-scale.X/2, +-scale.Y/2, +-scale.Z/2).
@@ -48,11 +54,7 @@ void translateMesh(scene::IMesh *mesh, v3f vec);
 */
 void setMeshColor(scene::IMesh *mesh, const video::SColor &color);
 
-/*
+void colorizeMeshBuffer(scene::IMeshBuffer *buf, const video::SColor *buffercolor);
-	Shade mesh faces according to their normals
-*/
-
-void shadeMeshFaces(scene::IMesh *mesh);
 
 /*
 	Set the color of all vertices in the mesh.
@@ -87,7 +89,7 @@ void rotateMeshYZby (scene::IMesh *mesh, f64 degrees);
 scene::IMesh* cloneMesh(scene::IMesh *src_mesh);
 
 /*
-	Convert nodeboxes to mesh.
+	Convert nodeboxes to mesh. Each tile goes into a different buffer.
 	boxes - set of nodeboxes to be converted into cuboids
 	uv_coords[24] - table of texture uv coords for each cuboid face
 	expand - factor by which cuboids will be resized

src/minimap.cpp

@@ -144,7 +144,7 @@ MinimapPixel *MinimapUpdateThread::getMinimapPixel(v3s16 pos,
 		if (it != m_blocks_cache.end()) {
 			MinimapMapblock *mmblock = it->second;
 			MinimapPixel *pixel = &mmblock->data[relpos.Z * MAP_BLOCKSIZE + relpos.X];
-			if (pixel->id != CONTENT_AIR) {
+			if (pixel->n.param0 != CONTENT_AIR) {
 				*pixel_height = height + pixel->height;
 				return pixel;
 			}
@@ -187,7 +187,7 @@ void MinimapUpdateThread::getMap(v3s16 pos, s16 size, s16 height, bool is_radar)
 
 	for (s16 x = 0; x < size; x++)
 	for (s16 z = 0; z < size; z++) {
-		u16 id = CONTENT_AIR;
+		MapNode n(CONTENT_AIR);
 		MinimapPixel *mmpixel = &data->minimap_scan[x + z * size];
 
 		if (!is_radar) {
@@ -195,14 +195,14 @@ void MinimapUpdateThread::getMap(v3s16 pos, s16 size, s16 height, bool is_radar)
 			MinimapPixel *cached_pixel =
 				getMinimapPixel(v3s16(p.X + x, p.Y, p.Z + z), height, &pixel_height);
 			if (cached_pixel) {
-				id = cached_pixel->id;
+				n = cached_pixel->n;
 				mmpixel->height = pixel_height;
 			}
 		} else {
 			mmpixel->air_count = getAirCount(v3s16(p.X + x, p.Y, p.Z + z), height);
 		}
 
-		mmpixel->id = id;
+		mmpixel->n = n;
 	}
 }
 
@@ -372,10 +372,21 @@ void Mapper::blitMinimapPixelsToImageSurface(
 	for (s16 z = 0; z < data->map_size; z++) {
 		MinimapPixel *mmpixel = &data->minimap_scan[x + z * data->map_size];
 
-		video::SColor c = m_ndef->get(mmpixel->id).minimap_color;
+		const ContentFeatures &f = m_ndef->get(mmpixel->n);
-		c.setAlpha(240);
+		const TileDef *tile = &f.tiledef[0];
+		// Color of the 0th tile (mostly this is the topmost)
+		video::SColor tilecolor;
+		if(tile->has_color)
+			tilecolor = tile->color;
+		else
+			mmpixel->n.getColor(f, &tilecolor);
+		tilecolor.setRed(tilecolor.getRed() * f.minimap_color.getRed() / 255);
+		tilecolor.setGreen(tilecolor.getGreen() * f.minimap_color.getGreen()
+			/ 255);
+		tilecolor.setBlue(tilecolor.getBlue() * f.minimap_color.getBlue() / 255);
+		tilecolor.setAlpha(240);
 
-		map_image->setPixel(x, data->map_size - z - 1, c);
+		map_image->setPixel(x, data->map_size - z - 1, tilecolor);
 
 		u32 h = mmpixel->height;
 		heightmap_image->setPixel(x,data->map_size - z - 1,
@@ -617,7 +628,7 @@ void MinimapMapblock::getMinimapNodes(VoxelManipulator *vmanip, v3s16 pos)
 			MapNode n = vmanip->getNodeNoEx(pos + p);
 			if (!surface_found && n.getContent() != CONTENT_AIR) {
 				mmpixel->height = y;
-				mmpixel->id = n.getContent();
+				mmpixel->n = n;
 				surface_found = true;
 			} else if (n.getContent() == CONTENT_AIR) {
 				air_count++;
@@ -625,7 +636,7 @@ void MinimapMapblock::getMinimapNodes(VoxelManipulator *vmanip, v3s16 pos)
 		}
 
 		if (!surface_found)
-			mmpixel->id = CONTENT_AIR;
+			mmpixel->n = MapNode(CONTENT_AIR);
 
 		mmpixel->air_count = air_count;
 	}

src/minimap.h

@@ -52,10 +52,10 @@ struct MinimapModeDef {
 };
 
 struct MinimapPixel {
-	u16 id;
+	//! The topmost node that the minimap displays.
+	MapNode n;
 	u16 height;
 	u16 air_count;
-	u16 light;
 };
 
 struct MinimapMapblock {

src/network/networkprotocol.h

@@ -143,9 +143,12 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 		serialization of TileAnimation params changed
 		TAT_SHEET_2D
 		Removed client-sided chat perdiction
+	PROTOCOL VERSION 30:
+		New ContentFeatures serialization version
+		Add node and tile color and palette
 */
 
-#define LATEST_PROTOCOL_VERSION 29
+#define LATEST_PROTOCOL_VERSION 30
 
 // Server's supported network protocol range
 #define SERVER_PROTOCOL_VERSION_MIN 13

src/nodedef.cpp

@@ -189,7 +189,9 @@ void NodeBox::deSerialize(std::istream &is)
 
 void TileDef::serialize(std::ostream &os, u16 protocol_version) const
 {
-	if (protocol_version >= 29)
+	if (protocol_version >= 30)
+		writeU8(os, 4);
+	else if (protocol_version >= 29)
 		writeU8(os, 3);
 	else if (protocol_version >= 26)
 		writeU8(os, 2);
@@ -205,6 +207,14 @@ void TileDef::serialize(std::ostream &os, u16 protocol_version) const
 		writeU8(os, tileable_horizontal);
 		writeU8(os, tileable_vertical);
 	}
+	if (protocol_version >= 30) {
+		writeU8(os, has_color);
+		if (has_color) {
+			writeU8(os, color.getRed());
+			writeU8(os, color.getGreen());
+			writeU8(os, color.getBlue());
+		}
+	}
 }
 
 void TileDef::deSerialize(std::istream &is, const u8 contenfeatures_version, const NodeDrawType drawtype)
@@ -218,6 +228,14 @@ void TileDef::deSerialize(std::istream &is, const u8 contenfeatures_version, con
 		tileable_horizontal = readU8(is);
 		tileable_vertical = readU8(is);
 	}
+	if (version >= 4) {
+		has_color = readU8(is);
+		if (has_color) {
+			color.setRed(readU8(is));
+			color.setGreen(readU8(is));
+			color.setBlue(readU8(is));
+		}
+	}
 
 	if ((contenfeatures_version < 8) &&
 		((drawtype == NDT_MESH) ||
@@ -351,172 +369,222 @@ void ContentFeatures::reset()
 	connects_to.clear();
 	connects_to_ids.clear();
 	connect_sides = 0;
+	color = video::SColor(0xFFFFFFFF);
+	palette_name = "";
+	palette = NULL;
 }
 
 void ContentFeatures::serialize(std::ostream &os, u16 protocol_version) const
 {
-	if(protocol_version < 24){
+	if (protocol_version < 30) {
 		serializeOld(os, protocol_version);
 		return;
 	}
 
-	writeU8(os, protocol_version < 27 ? 7 : 8);
+	// version
+	writeU8(os, 9);
 
-	os<<serializeString(name);
+	// general
+	os << serializeString(name);
 	writeU16(os, groups.size());
-	for(ItemGroupList::const_iterator
+	for (ItemGroupList::const_iterator i = groups.begin(); i != groups.end();
-			i = groups.begin(); i != groups.end(); ++i){
+		++i) {
-		os<<serializeString(i->first);
+		os << serializeString(i->first);
 		writeS16(os, i->second);
 	}
+	writeU8(os, param_type);
+	writeU8(os, param_type_2);
+
+	// visual
 	writeU8(os, drawtype);
+	os << serializeString(mesh);
 	writeF1000(os, visual_scale);
 	writeU8(os, 6);
-	for(u32 i = 0; i < 6; i++)
+	for (u32 i = 0; i < 6; i++)
 		tiledef[i].serialize(os, protocol_version);
 	writeU8(os, CF_SPECIAL_COUNT);
-	for(u32 i = 0; i < CF_SPECIAL_COUNT; i++){
+	for (u32 i = 0; i < CF_SPECIAL_COUNT; i++) {
 		tiledef_special[i].serialize(os, protocol_version);
 	}
 	writeU8(os, alpha);
+	writeU8(os, color.getRed());
+	writeU8(os, color.getGreen());
+	writeU8(os, color.getBlue());
+	os << serializeString(palette_name);
+	writeU8(os, waving);
+	writeU8(os, connect_sides);
+	writeU16(os, connects_to_ids.size());
+	for (std::set<content_t>::const_iterator i = connects_to_ids.begin();
+		i != connects_to_ids.end(); ++i)
+		writeU16(os, *i);
 	writeU8(os, post_effect_color.getAlpha());
 	writeU8(os, post_effect_color.getRed());
 	writeU8(os, post_effect_color.getGreen());
 	writeU8(os, post_effect_color.getBlue());
-	writeU8(os, param_type);
+	writeU8(os, leveled);
-	if ((protocol_version < 28) && (param_type_2 == CPT2_MESHOPTIONS))
+
-		writeU8(os, CPT2_NONE);
+	// lighting
-	else
-		writeU8(os, param_type_2);
-	writeU8(os, is_ground_content);
 	writeU8(os, light_propagates);
 	writeU8(os, sunlight_propagates);
+	writeU8(os, light_source);
+
+	// map generation
+	writeU8(os, is_ground_content);
+
+	// interaction
 	writeU8(os, walkable);
 	writeU8(os, pointable);
 	writeU8(os, diggable);
 	writeU8(os, climbable);
 	writeU8(os, buildable_to);
-	os<<serializeString(""); // legacy: used to be metadata_name
+	writeU8(os, rightclickable);
+	writeU32(os, damage_per_second);
+
+	// liquid
 	writeU8(os, liquid_type);
-	os<<serializeString(liquid_alternative_flowing);
+	os << serializeString(liquid_alternative_flowing);
-	os<<serializeString(liquid_alternative_source);
+	os << serializeString(liquid_alternative_source);
 	writeU8(os, liquid_viscosity);
 	writeU8(os, liquid_renewable);
-	writeU8(os, light_source);
+	writeU8(os, liquid_range);
-	writeU32(os, damage_per_second);
+	writeU8(os, drowning);
+	writeU8(os, floodable);
+
+	// node boxes
 	node_box.serialize(os, protocol_version);
 	selection_box.serialize(os, protocol_version);
-	writeU8(os, legacy_facedir_simple);
+	collision_box.serialize(os, protocol_version);
-	writeU8(os, legacy_wallmounted);
+
+	// sound
 	serializeSimpleSoundSpec(sound_footstep, os);
 	serializeSimpleSoundSpec(sound_dig, os);
 	serializeSimpleSoundSpec(sound_dug, os);
-	writeU8(os, rightclickable);
+
-	writeU8(os, drowning);
+	// legacy
-	writeU8(os, leveled);
+	writeU8(os, legacy_facedir_simple);
-	writeU8(os, liquid_range);
+	writeU8(os, legacy_wallmounted);
-	writeU8(os, waving);
+}
-	// Stuff below should be moved to correct place in a version that otherwise changes
+
-	// the protocol version
+void ContentFeatures::correctAlpha()
-	os<<serializeString(mesh);
+{
-	collision_box.serialize(os, protocol_version);
+	if (alpha == 0 || alpha == 255)
-	writeU8(os, floodable);
+		return;
-	writeU16(os, connects_to_ids.size());
+
-	for (std::set<content_t>::const_iterator i = connects_to_ids.begin();
+	for (u32 i = 0; i < 6; i++) {
-			i != connects_to_ids.end(); ++i)
+		std::stringstream s;
-		writeU16(os, *i);
+		s << tiledef[i].name << "^[noalpha^[opacity:" << ((int)alpha);
-	writeU8(os, connect_sides);
+		tiledef[i].name = s.str();
+	}
+
+	for (u32 i = 0; i < CF_SPECIAL_COUNT; i++) {
+		std::stringstream s;
+		s << tiledef_special[i].name << "^[noalpha^[opacity:" << ((int)alpha);
+		tiledef_special[i].name = s.str();
+	}
 }
 
 void ContentFeatures::deSerialize(std::istream &is)
 {
+	// version detection
 	int version = readU8(is);
-	if (version < 7) {
+	if (version < 9) {
 		deSerializeOld(is, version);
 		return;
-	} else if (version > 8) {
+	} else if (version > 9) {
 		throw SerializationError("unsupported ContentFeatures version");
 	}
 
+	// general
 	name = deSerializeString(is);
 	groups.clear();
 	u32 groups_size = readU16(is);
-	for(u32 i = 0; i < groups_size; i++){
+	for (u32 i = 0; i < groups_size; i++) {
 		std::string name = deSerializeString(is);
 		int value = readS16(is);
 		groups[name] = value;
 	}
-	drawtype = (enum NodeDrawType)readU8(is);
+	param_type = (enum ContentParamType) readU8(is);
+	param_type_2 = (enum ContentParamType2) readU8(is);
 
+	// visual
+	drawtype = (enum NodeDrawType) readU8(is);
+	mesh = deSerializeString(is);
 	visual_scale = readF1000(is);
-	if(readU8(is) != 6)
+	if (readU8(is) != 6)
 		throw SerializationError("unsupported tile count");
-	for(u32 i = 0; i < 6; i++)
+	for (u32 i = 0; i < 6; i++)
 		tiledef[i].deSerialize(is, version, drawtype);
-	if(readU8(is) != CF_SPECIAL_COUNT)
+	if (readU8(is) != CF_SPECIAL_COUNT)
 		throw SerializationError("unsupported CF_SPECIAL_COUNT");
-	for(u32 i = 0; i < CF_SPECIAL_COUNT; i++)
+	for (u32 i = 0; i < CF_SPECIAL_COUNT; i++)
 		tiledef_special[i].deSerialize(is, version, drawtype);
 	alpha = readU8(is);
+	color.setRed(readU8(is));
+	color.setGreen(readU8(is));
+	color.setBlue(readU8(is));
+	palette_name = deSerializeString(is);
+	waving = readU8(is);
+	connect_sides = readU8(is);
+	u16 connects_to_size = readU16(is);
+	connects_to_ids.clear();
+	for (u16 i = 0; i < connects_to_size; i++)
+		connects_to_ids.insert(readU16(is));
 	post_effect_color.setAlpha(readU8(is));
 	post_effect_color.setRed(readU8(is));
 	post_effect_color.setGreen(readU8(is));
 	post_effect_color.setBlue(readU8(is));
-	param_type = (enum ContentParamType)readU8(is);
+	leveled = readU8(is);
-	param_type_2 = (enum ContentParamType2)readU8(is);
+
-	is_ground_content = readU8(is);
+	// lighting-related
 	light_propagates = readU8(is);
 	sunlight_propagates = readU8(is);
+	light_source = readU8(is);
+	light_source = MYMIN(light_source, LIGHT_MAX);
+
+	// map generation
+	is_ground_content = readU8(is);
+
+	// interaction
 	walkable = readU8(is);
 	pointable = readU8(is);
 	diggable = readU8(is);
 	climbable = readU8(is);
 	buildable_to = readU8(is);
-	deSerializeString(is); // legacy: used to be metadata_name
+	rightclickable = readU8(is);
-	liquid_type = (enum LiquidType)readU8(is);
+	damage_per_second = readU32(is);
+
+	// liquid
+	liquid_type = (enum LiquidType) readU8(is);
 	liquid_alternative_flowing = deSerializeString(is);
 	liquid_alternative_source = deSerializeString(is);
 	liquid_viscosity = readU8(is);
 	liquid_renewable = readU8(is);
-	light_source = readU8(is);
+	liquid_range = readU8(is);
-	light_source = MYMIN(light_source, LIGHT_MAX);
+	drowning = readU8(is);
-	damage_per_second = readU32(is);
+	floodable = readU8(is);
+
+	// node boxes
 	node_box.deSerialize(is);
 	selection_box.deSerialize(is);
-	legacy_facedir_simple = readU8(is);
+	collision_box.deSerialize(is);
-	legacy_wallmounted = readU8(is);
+
+	// sounds
 	deSerializeSimpleSoundSpec(sound_footstep, is);
 	deSerializeSimpleSoundSpec(sound_dig, is);
 	deSerializeSimpleSoundSpec(sound_dug, is);
-	rightclickable = readU8(is);
+
-	drowning = readU8(is);
+	// read legacy properties
-	leveled = readU8(is);
+	legacy_facedir_simple = readU8(is);
-	liquid_range = readU8(is);
+	legacy_wallmounted = readU8(is);
-	waving = readU8(is);
-	// If you add anything here, insert it primarily inside the try-catch
-	// block to not need to increase the version.
-	try{
-		// Stuff below should be moved to correct place in a version that
-		// otherwise changes the protocol version
-	mesh = deSerializeString(is);
-	collision_box.deSerialize(is);
-	floodable = readU8(is);
-	u16 connects_to_size = readU16(is);
-	connects_to_ids.clear();
-	for (u16 i = 0; i < connects_to_size; i++)
-		connects_to_ids.insert(readU16(is));
-	connect_sides = readU8(is);
-	}catch(SerializationError &e) {};
 }
 
 #ifndef SERVER
 void ContentFeatures::fillTileAttribs(ITextureSource *tsrc, TileSpec *tile,
 		TileDef *tiledef, u32 shader_id, bool use_normal_texture,
-		bool backface_culling, u8 alpha, u8 material_type)
+		bool backface_culling, u8 material_type)
 {
 	tile->shader_id     = shader_id;
 	tile->texture       = tsrc->getTextureForMesh(tiledef->name, &tile->texture_id);
-	tile->alpha         = alpha;
 	tile->material_type = material_type;
 
 	// Normal texture and shader flags texture
@@ -536,6 +604,13 @@ void ContentFeatures::fillTileAttribs(ITextureSource *tsrc, TileSpec *tile,
 	if (tiledef->tileable_vertical)
 		tile->material_flags |= MATERIAL_FLAG_TILEABLE_VERTICAL;
 
+	// Color
+	tile->has_color = tiledef->has_color;
+	if (tiledef->has_color)
+		tile->color = tiledef->color;
+	else
+		tile->color = color;
+
 	// Animation parameters
 	int frame_count = 1;
 	if (tile->material_flags & MATERIAL_FLAG_ANIMATION) {
@@ -681,6 +756,9 @@ void ContentFeatures::updateTextures(ITextureSource *tsrc, IShaderSource *shdsrc
 			is_water_surface = true;
 	}
 
+	// Vertex alpha is no longer supported, correct if necessary.
+	correctAlpha();
+
 	u32 tile_shader[6];
 	for (u16 j = 0; j < 6; j++) {
 		tile_shader[j] = shdsrc->getShader("nodes_shader",
@@ -696,14 +774,14 @@ void ContentFeatures::updateTextures(ITextureSource *tsrc, IShaderSource *shdsrc
 	for (u16 j = 0; j < 6; j++) {
 		fillTileAttribs(tsrc, &tiles[j], &tdef[j], tile_shader[j],
 			tsettings.use_normal_texture,
-			tiledef[j].backface_culling, alpha, material_type);
+			tiledef[j].backface_culling, material_type);
 	}
 
 	// Special tiles (fill in f->special_tiles[])
 	for (u16 j = 0; j < CF_SPECIAL_COUNT; j++) {
 		fillTileAttribs(tsrc, &special_tiles[j], &tiledef_special[j],
 			tile_shader[j], tsettings.use_normal_texture,
-			tiledef_special[j].backface_culling, alpha, material_type);
+			tiledef_special[j].backface_culling, material_type);
 	}
 
 	if ((drawtype == NDT_MESH) && (mesh != "")) {
@@ -731,15 +809,19 @@ void ContentFeatures::updateTextures(ITextureSource *tsrc, IShaderSource *shdsrc
 	}
 
 	//Cache 6dfacedir and wallmounted rotated clones of meshes
-	if (tsettings.enable_mesh_cache && mesh_ptr[0] && (param_type_2 == CPT2_FACEDIR)) {
+	if (tsettings.enable_mesh_cache && mesh_ptr[0] &&
+			(param_type_2 == CPT2_FACEDIR
+			|| param_type_2 == CPT2_COLORED_FACEDIR)) {
 		for (u16 j = 1; j < 24; j++) {
 			mesh_ptr[j] = cloneMesh(mesh_ptr[0]);
 			rotateMeshBy6dFacedir(mesh_ptr[j], j);
 			recalculateBoundingBox(mesh_ptr[j]);
 			meshmanip->recalculateNormals(mesh_ptr[j], true, false);
 		}
-	} else if (tsettings.enable_mesh_cache && mesh_ptr[0] && (param_type_2 == CPT2_WALLMOUNTED)) {
+	} else if (tsettings.enable_mesh_cache && mesh_ptr[0]
-		static const u8 wm_to_6d[6] = {20, 0, 16+1, 12+3, 8, 4+2};
+			&& (param_type_2 == CPT2_WALLMOUNTED ||
+			param_type_2 == CPT2_COLORED_WALLMOUNTED)) {
+		static const u8 wm_to_6d[6] = { 20, 0, 16 + 1, 12 + 3, 8, 4 + 2 };
 		for (u16 j = 1; j < 6; j++) {
 			mesh_ptr[j] = cloneMesh(mesh_ptr[0]);
 			rotateMeshBy6dFacedir(mesh_ptr[j], wm_to_6d[j]);
@@ -775,6 +857,9 @@ public:
 	virtual void removeNode(const std::string &name);
 	virtual void updateAliases(IItemDefManager *idef);
 	virtual void applyTextureOverrides(const std::string &override_filepath);
+	//! Returns a palette or NULL if not found. Only on client.
+	std::vector<video::SColor> *getPalette(const ContentFeatures &f,
+		const IGameDef *gamedef);
 	virtual void updateTextures(IGameDef *gamedef,
 		void (*progress_cbk)(void *progress_args, u32 progress, u32 max_progress),
 		void *progress_cbk_args);
@@ -823,6 +908,9 @@ private:
 	// Next possibly free id
 	content_t m_next_id;
 
+	// Maps image file names to loaded palettes.
+	UNORDERED_MAP<std::string, std::vector<video::SColor> > m_palettes;
+
 	// NodeResolvers to callback once node registration has ended
 	std::vector<NodeResolver *> m_pending_resolve_callbacks;
 
@@ -1062,7 +1150,8 @@ void getNodeBoxUnion(const NodeBox &nodebox, const ContentFeatures &features,
 			if (nodebox.type == NODEBOX_LEVELED) {
 				half_processed.MaxEdge.Y = +BS / 2;
 			}
-			if (features.param_type_2 == CPT2_FACEDIR) {
+			if (features.param_type_2 == CPT2_FACEDIR ||
+					features.param_type_2 == CPT2_COLORED_FACEDIR) {
 				// Get maximal coordinate
 				f32 coords[] = {
 					fabsf(half_processed.MinEdge.X),
@@ -1309,6 +1398,78 @@ void CNodeDefManager::applyTextureOverrides(const std::string &override_filepath
 	}
 }
 
+std::vector<video::SColor> *CNodeDefManager::getPalette(
+	const ContentFeatures &f, const IGameDef *gamedef)
+{
+#ifndef SERVER
+	// This works because colors always use the most significant bits
+	// of param2. If you add a new colored type which uses param2
+	// in a more advanced way, you should change this code, too.
+	u32 palette_pixels = 0;
+	switch (f.param_type_2) {
+		case CPT2_COLOR:
+			palette_pixels = 256;
+			break;
+		case CPT2_COLORED_FACEDIR:
+			palette_pixels = 8;
+			break;
+		case CPT2_COLORED_WALLMOUNTED:
+			palette_pixels = 32;
+			break;
+		default:
+			return NULL;
+	}
+	// This many param2 values will have the same color
+	u32 step = 256 / palette_pixels;
+	const std::string &name = f.palette_name;
+	if (name == "")
+		return NULL;
+	Client *client = (Client *) gamedef;
+	ITextureSource *tsrc = client->tsrc();
+
+	UNORDERED_MAP<std::string, std::vector<video::SColor> >::iterator it =
+	m_palettes.find(name);
+	if (it == m_palettes.end()) {
+		// Create palette
+		if (!tsrc->isKnownSourceImage(name)) {
+			warningstream << "CNodeDefManager::getPalette(): palette \"" << name
+				<< "\" could not be loaded." << std::endl;
+			return NULL;
+		}
+		video::IImage *img = tsrc->generateImage(name);
+		std::vector<video::SColor> new_palette;
+		u32 w = img->getDimension().Width;
+		u32 h = img->getDimension().Height;
+		// Real area of the image
+		u32 area = h * w;
+		if (area != palette_pixels)
+			warningstream << "CNodeDefManager::getPalette(): the "
+				<< "specified palette image \"" << name << "\" does not "
+				<< "contain exactly " << palette_pixels
+				<< " pixels." << std::endl;
+		if (area > palette_pixels)
+			area = palette_pixels;
+		// For each pixel in the image
+		for (u32 i = 0; i < area; i++) {
+			video::SColor c = img->getPixel(i % w, i / w);
+			// Fill in palette with 'step' colors
+			for (u32 j = 0; j < step; j++)
+				new_palette.push_back(c);
+		}
+		img->drop();
+		// Fill in remaining elements
+		while (new_palette.size() < 256)
+			new_palette.push_back(video::SColor(0xFFFFFFFF));
+		m_palettes[name] = new_palette;
+		it = m_palettes.find(name);
+	}
+	if (it != m_palettes.end())
+		return &((*it).second);
+
+#endif
+	return NULL;
+}
+
 void CNodeDefManager::updateTextures(IGameDef *gamedef,
 	void (*progress_callback)(void *progress_args, u32 progress, u32 max_progress),
 	void *progress_callback_args)
@@ -1325,10 +1486,13 @@ void CNodeDefManager::updateTextures(IGameDef *gamedef,
 	TextureSettings tsettings;
 	tsettings.readSettings();
 
+	m_palettes.clear();
 	u32 size = m_content_features.size();
 
 	for (u32 i = 0; i < size; i++) {
-		m_content_features[i].updateTextures(tsrc, shdsrc, meshmanip, client, tsettings);
+		ContentFeatures *f = &(m_content_features[i]);
+		f->palette = getPalette(*f, gamedef);
+		f->updateTextures(tsrc, shdsrc, meshmanip, client, tsettings);
 		progress_callback(progress_callback_args, i, size);
 	}
 #endif
@@ -1429,6 +1593,19 @@ IWritableNodeDefManager *createNodeDefManager()
 //// Serialization of old ContentFeatures formats
 void ContentFeatures::serializeOld(std::ostream &os, u16 protocol_version) const
 {
+	u8 compatible_param_type_2 = param_type_2;
+	if ((protocol_version < 28)
+			&& (compatible_param_type_2 == CPT2_MESHOPTIONS))
+		compatible_param_type_2 = CPT2_NONE;
+	else if (protocol_version < 30) {
+		if (compatible_param_type_2 == CPT2_COLOR)
+			compatible_param_type_2 = CPT2_NONE;
+		else if (compatible_param_type_2 == CPT2_COLORED_FACEDIR)
+			compatible_param_type_2 = CPT2_FACEDIR;
+		else if (compatible_param_type_2 == CPT2_COLORED_WALLMOUNTED)
+			compatible_param_type_2 = CPT2_WALLMOUNTED;
+	}
+
 	if (protocol_version == 13)
 	{
 		writeU8(os, 5); // version
@@ -1454,7 +1631,7 @@ void ContentFeatures::serializeOld(std::ostream &os, u16 protocol_version) const
 		writeU8(os, post_effect_color.getGreen());
 		writeU8(os, post_effect_color.getBlue());
 		writeU8(os, param_type);
-		writeU8(os, param_type_2);
+		writeU8(os, compatible_param_type_2);
 		writeU8(os, is_ground_content);
 		writeU8(os, light_propagates);
 		writeU8(os, sunlight_propagates);
@@ -1483,9 +1660,9 @@ void ContentFeatures::serializeOld(std::ostream &os, u16 protocol_version) const
 		os<<serializeString(name);
 		writeU16(os, groups.size());
 		for (ItemGroupList::const_iterator
-			i = groups.begin(); i != groups.end(); ++i) {
+				i = groups.begin(); i != groups.end(); ++i) {
-				os<<serializeString(i->first);
+			os<<serializeString(i->first);
-				writeS16(os, i->second);
+			writeS16(os, i->second);
 		}
 		writeU8(os, drawtype);
 		writeF1000(os, visual_scale);
@@ -1502,7 +1679,7 @@ void ContentFeatures::serializeOld(std::ostream &os, u16 protocol_version) const
 		writeU8(os, post_effect_color.getGreen());
 		writeU8(os, post_effect_color.getBlue());
 		writeU8(os, param_type);
-		writeU8(os, param_type_2);
+		writeU8(os, compatible_param_type_2);
 		writeU8(os, is_ground_content);
 		writeU8(os, light_propagates);
 		writeU8(os, sunlight_propagates);
@@ -1530,6 +1707,68 @@ void ContentFeatures::serializeOld(std::ostream &os, u16 protocol_version) const
 		writeU8(os, drowning);
 		writeU8(os, leveled);
 		writeU8(os, liquid_range);
+	}
+	else if(protocol_version >= 24 && protocol_version < 30) {
+		writeU8(os, protocol_version < 27 ? 7 : 8);
+
+		os << serializeString(name);
+		writeU16(os, groups.size());
+		for (ItemGroupList::const_iterator i = groups.begin();
+				i != groups.end(); ++i) {
+			os << serializeString(i->first);
+			writeS16(os, i->second);
+		}
+		writeU8(os, drawtype);
+		writeF1000(os, visual_scale);
+		writeU8(os, 6);
+		for (u32 i = 0; i < 6; i++)
+			tiledef[i].serialize(os, protocol_version);
+		writeU8(os, CF_SPECIAL_COUNT);
+		for (u32 i = 0; i < CF_SPECIAL_COUNT; i++)
+			tiledef_special[i].serialize(os, protocol_version);
+		writeU8(os, alpha);
+		writeU8(os, post_effect_color.getAlpha());
+		writeU8(os, post_effect_color.getRed());
+		writeU8(os, post_effect_color.getGreen());
+		writeU8(os, post_effect_color.getBlue());
+		writeU8(os, param_type);
+		writeU8(os, compatible_param_type_2);
+		writeU8(os, is_ground_content);
+		writeU8(os, light_propagates);
+		writeU8(os, sunlight_propagates);
+		writeU8(os, walkable);
+		writeU8(os, pointable);
+		writeU8(os, diggable);
+		writeU8(os, climbable);
+		writeU8(os, buildable_to);
+		os << serializeString(""); // legacy: used to be metadata_name
+		writeU8(os, liquid_type);
+		os << serializeString(liquid_alternative_flowing);
+		os << serializeString(liquid_alternative_source);
+		writeU8(os, liquid_viscosity);
+		writeU8(os, liquid_renewable);
+		writeU8(os, light_source);
+		writeU32(os, damage_per_second);
+		node_box.serialize(os, protocol_version);
+		selection_box.serialize(os, protocol_version);
+		writeU8(os, legacy_facedir_simple);
+		writeU8(os, legacy_wallmounted);
+		serializeSimpleSoundSpec(sound_footstep, os);
+		serializeSimpleSoundSpec(sound_dig, os);
+		serializeSimpleSoundSpec(sound_dug, os);
+		writeU8(os, rightclickable);
+		writeU8(os, drowning);
+		writeU8(os, leveled);
+		writeU8(os, liquid_range);
+		writeU8(os, waving);
+		os << serializeString(mesh);
+		collision_box.serialize(os, protocol_version);
+		writeU8(os, floodable);
+		writeU16(os, connects_to_ids.size());
+		for (std::set<content_t>::const_iterator i = connects_to_ids.begin();
+				i != connects_to_ids.end(); ++i)
+			writeU16(os, *i);
+		writeU8(os, connect_sides);
 	} else
 		throw SerializationError("ContentFeatures::serialize(): "
 			"Unsupported version requested");
@@ -1642,7 +1881,73 @@ void ContentFeatures::deSerializeOld(std::istream &is, int version)
 		drowning = readU8(is);
 		leveled = readU8(is);
 		liquid_range = readU8(is);
-	} else {
+	} else if (version == 7 || version == 8){
+		name = deSerializeString(is);
+		groups.clear();
+		u32 groups_size = readU16(is);
+		for (u32 i = 0; i < groups_size; i++) {
+			std::string name = deSerializeString(is);
+			int value = readS16(is);
+			groups[name] = value;
+		}
+		drawtype = (enum NodeDrawType) readU8(is);
+
+		visual_scale = readF1000(is);
+		if (readU8(is) != 6)
+			throw SerializationError("unsupported tile count");
+		for (u32 i = 0; i < 6; i++)
+			tiledef[i].deSerialize(is, version, drawtype);
+		if (readU8(is) != CF_SPECIAL_COUNT)
+			throw SerializationError("unsupported CF_SPECIAL_COUNT");
+		for (u32 i = 0; i < CF_SPECIAL_COUNT; i++)
+			tiledef_special[i].deSerialize(is, version, drawtype);
+		alpha = readU8(is);
+		post_effect_color.setAlpha(readU8(is));
+		post_effect_color.setRed(readU8(is));
+		post_effect_color.setGreen(readU8(is));
+		post_effect_color.setBlue(readU8(is));
+		param_type = (enum ContentParamType) readU8(is);
+		param_type_2 = (enum ContentParamType2) readU8(is);
+		is_ground_content = readU8(is);
+		light_propagates = readU8(is);
+		sunlight_propagates = readU8(is);
+		walkable = readU8(is);
+		pointable = readU8(is);
+		diggable = readU8(is);
+		climbable = readU8(is);
+		buildable_to = readU8(is);
+		deSerializeString(is); // legacy: used to be metadata_name
+		liquid_type = (enum LiquidType) readU8(is);
+		liquid_alternative_flowing = deSerializeString(is);
+		liquid_alternative_source = deSerializeString(is);
+		liquid_viscosity = readU8(is);
+		liquid_renewable = readU8(is);
+		light_source = readU8(is);
+		light_source = MYMIN(light_source, LIGHT_MAX);
+		damage_per_second = readU32(is);
+		node_box.deSerialize(is);
+		selection_box.deSerialize(is);
+		legacy_facedir_simple = readU8(is);
+		legacy_wallmounted = readU8(is);
+		deSerializeSimpleSoundSpec(sound_footstep, is);
+		deSerializeSimpleSoundSpec(sound_dig, is);
+		deSerializeSimpleSoundSpec(sound_dug, is);
+		rightclickable = readU8(is);
+		drowning = readU8(is);
+		leveled = readU8(is);
+		liquid_range = readU8(is);
+		waving = readU8(is);
+		try {
+			mesh = deSerializeString(is);
+			collision_box.deSerialize(is);
+			floodable = readU8(is);
+			u16 connects_to_size = readU16(is);
+			connects_to_ids.clear();
+			for (u16 i = 0; i < connects_to_size; i++)
+				connects_to_ids.insert(readU16(is));
+			connect_sides = readU8(is);
+		} catch (SerializationError &e) {};
+	}else{
 		throw SerializationError("unsupported ContentFeatures version");
 	}
 }
@@ -1736,19 +2041,23 @@ bool CNodeDefManager::nodeboxConnects(MapNode from, MapNode to, u8 connect_face)
 
 	// does to node declare usable faces?
 	if (f2.connect_sides > 0) {
-		if ((f2.param_type_2 == CPT2_FACEDIR) && (connect_face >= 4)) {
+		if ((f2.param_type_2 == CPT2_FACEDIR ||
-			static const u8 rot[33 * 4] = {
+				f2.param_type_2 == CPT2_COLORED_FACEDIR)
-				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+				&& (connect_face >= 4)) {
-				4, 32, 16, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 4 - back
+			static const u8 rot[33 * 4] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-				8, 4, 32, 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 8 - right
+				0, 0, 0, 0, 4, 32, 16, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+				0, // 4 - back
-				16, 8, 4, 32, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 16 - front
+				8, 4, 32, 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+				0, // 8 - right
-				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 16, 8, 4, 32, 0,
-				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+				0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-				32, 16, 8, 4 // 32 - left
+				0, // 16 - front
-			};
+				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-			return (f2.connect_sides & rot[(connect_face * 4) + to.param2]);
+				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+				0, 0, 0, 0, 0, 0, 32, 16, 8, 4 // 32 - left
+				};
+			return (f2.connect_sides
+				& rot[(connect_face * 4) + (to.param2 & 0x1F)]);
 		}
 		return (f2.connect_sides & connect_face);
 	}

src/nodedef.h

@@ -68,7 +68,13 @@ enum ContentParamType2
 	// 2D rotation for things like plants
 	CPT2_DEGROTATE,
 	// Mesh options for plants
-	CPT2_MESHOPTIONS
+	CPT2_MESHOPTIONS,
+	// Index for palette
+	CPT2_COLOR,
+	// 3 bits of palette index, then facedir
+	CPT2_COLORED_FACEDIR,
+	// 5 bits of palette index, then wallmounted
+	CPT2_COLORED_WALLMOUNTED
 };
 
 enum LiquidType
@@ -170,6 +176,11 @@ struct TileDef
 	bool backface_culling; // Takes effect only in special cases
 	bool tileable_horizontal;
 	bool tileable_vertical;
+	//! If true, the tile has its own color.
+	bool has_color;
+	//! The color of the tile.
+	video::SColor color;
+
 	struct TileAnimationParams animation;
 
 	TileDef()
@@ -178,6 +189,8 @@ struct TileDef
 		backface_culling = true;
 		tileable_horizontal = true;
 		tileable_vertical = true;
+		has_color = false;
+		color = video::SColor(0xFFFFFFFF);
 		animation.type = TAT_NONE;
 	}
 
@@ -191,7 +204,7 @@ struct ContentFeatures
 {
 	/*
 		Cached stuff
-	*/
+	 */
 #ifndef SERVER
 	// 0     1     2     3     4     5
 	// up    down  right left  back  front
@@ -211,12 +224,19 @@ struct ContentFeatures
 
 	/*
 		Actual data
-	*/
+	 */
+
+	// --- GENERAL PROPERTIES ---
 
 	std::string name; // "" = undefined node
 	ItemGroupList groups; // Same as in itemdef
+	// Type of MapNode::param1
+	ContentParamType param_type;
+	// Type of MapNode::param2
+	ContentParamType2 param_type_2;
+
+	// --- VISUAL PROPERTIES ---
 
-	// Visual definition
 	enum NodeDrawType drawtype;
 	std::string mesh;
 #ifndef SERVER
@@ -226,19 +246,38 @@ struct ContentFeatures
 	float visual_scale; // Misc. scale parameter
 	TileDef tiledef[6];
 	TileDef tiledef_special[CF_SPECIAL_COUNT]; // eg. flowing liquid
+	// If 255, the node is opaque.
+	// Otherwise it uses texture alpha.
 	u8 alpha;
-
+	// The color of the node.
+	video::SColor color;
+	std::string palette_name;
+	std::vector<video::SColor> *palette;
+	// Used for waving leaves/plants
+	u8 waving;
+	// for NDT_CONNECTED pairing
+	u8 connect_sides;
+	std::vector<std::string> connects_to;
+	std::set<content_t> connects_to_ids;
 	// Post effect color, drawn when the camera is inside the node.
 	video::SColor post_effect_color;
+	// Flowing liquid or snow, value = default level
+	u8 leveled;
+
+	// --- LIGHTING-RELATED ---
 
-	// Type of MapNode::param1
-	ContentParamType param_type;
-	// Type of MapNode::param2
-	ContentParamType2 param_type_2;
-	// True for all ground-like things like stone and mud, false for eg. trees
-	bool is_ground_content;
 	bool light_propagates;
 	bool sunlight_propagates;
+	// Amount of light the node emits
+	u8 light_source;
+
+	// --- MAP GENERATION ---
+
+	// True for all ground-like things like stone and mud, false for eg. trees
+	bool is_ground_content;
+
+	// --- INTERACTION PROPERTIES ---
+
 	// This is used for collision detection.
 	// Also for general solidness queries.
 	bool walkable;
@@ -250,12 +289,12 @@ struct ContentFeatures
 	bool climbable;
 	// Player can build on these
 	bool buildable_to;
-	// Liquids flow into and replace node
-	bool floodable;
 	// Player cannot build to these (placement prediction disabled)
 	bool rightclickable;
-	// Flowing liquid or snow, value = default level
+	u32 damage_per_second;
-	u8 leveled;
+
+	// --- LIQUID PROPERTIES ---
+
 	// Whether the node is non-liquid, source liquid or flowing liquid
 	enum LiquidType liquid_type;
 	// If the content is liquid, this is the flowing version of the liquid.
@@ -271,29 +310,28 @@ struct ContentFeatures
 	// Number of flowing liquids surrounding source
 	u8 liquid_range;
 	u8 drowning;
-	// Amount of light the node emits
+	// Liquids flow into and replace node
-	u8 light_source;
+	bool floodable;
-	u32 damage_per_second;
+
+	// --- NODEBOXES ---
+
 	NodeBox node_box;
 	NodeBox selection_box;
 	NodeBox collision_box;
-	// Used for waving leaves/plants
+
-	u8 waving;
+	// --- SOUND PROPERTIES ---
+
+	SimpleSoundSpec sound_footstep;
+	SimpleSoundSpec sound_dig;
+	SimpleSoundSpec sound_dug;
+
+	// --- LEGACY ---
+
 	// Compatibility with old maps
 	// Set to true if paramtype used to be 'facedir_simple'
 	bool legacy_facedir_simple;
 	// Set to true if wall_mounted used to be set to true
 	bool legacy_wallmounted;
-	// for NDT_CONNECTED pairing
-	u8 connect_sides;
-
-	// Sound properties
-	SimpleSoundSpec sound_footstep;
-	SimpleSoundSpec sound_dig;
-	SimpleSoundSpec sound_dug;
-
-	std::vector<std::string> connects_to;
-	std::set<content_t> connects_to_ids;
 
 	/*
 		Methods
@@ -306,6 +344,14 @@ struct ContentFeatures
 	void deSerialize(std::istream &is);
 	void serializeOld(std::ostream &os, u16 protocol_version) const;
 	void deSerializeOld(std::istream &is, int version);
+	/*!
+	 * Since vertex alpha is no lnger supported, this method
+	 * adds instructions to the texture names to blend alpha there.
+	 *
+	 * tiledef, tiledef_special and alpha must be initialized
+	 * before calling this.
+	 */
+	void correctAlpha();
 
 	/*
 		Some handy methods
@@ -321,7 +367,7 @@ struct ContentFeatures
 #ifndef SERVER
 	void fillTileAttribs(ITextureSource *tsrc, TileSpec *tile, TileDef *tiledef,
 		u32 shader_id, bool use_normal_texture, bool backface_culling,
-		u8 alpha, u8 material_type);
+		u8 material_type);
 	void updateTextures(ITextureSource *tsrc, IShaderSource *shdsrc,
 		scene::IMeshManipulator *meshmanip, Client *client, const TextureSettings &tsettings);
 #endif

src/particles.cpp

@@ -56,7 +56,8 @@ Particle::Particle(
 	v2f texpos,
 	v2f texsize,
 	const struct TileAnimationParams &anim,
-	u8 glow
+	u8 glow,
+	video::SColor color
 ):
 	scene::ISceneNode(smgr->getRootSceneNode(), smgr)
 {
@@ -77,6 +78,10 @@ Particle::Particle(
 	m_animation_frame = 0;
 	m_animation_time = 0.0;
 
+	// Color
+	m_base_color = color;
+	m_color = color;
+
 	// Particle related
 	m_pos = pos;
 	m_velocity = velocity;
@@ -183,12 +188,15 @@ void Particle::updateLight()
 	else
 		light = blend_light(m_env->getDayNightRatio(), LIGHT_SUN, 0);
 
-	m_light = decode_light(light + m_glow);
+	u8 m_light = decode_light(light + m_glow);
+	m_color.set(255,
+		m_light * m_base_color.getRed() / 255,
+		m_light * m_base_color.getGreen() / 255,
+		m_light * m_base_color.getBlue() / 255);
 }
 
 void Particle::updateVertices()
 {
-	video::SColor c(255, m_light, m_light, m_light);
 	f32 tx0, tx1, ty0, ty1;
 
 	if (m_animation.type != TAT_NONE) {
@@ -210,14 +218,14 @@ void Particle::updateVertices()
 		ty1 = m_texpos.Y + m_texsize.Y;
 	}
 
-	m_vertices[0] = video::S3DVertex(-m_size/2,-m_size/2,0, 0,0,0,
+	m_vertices[0] = video::S3DVertex(-m_size / 2, -m_size / 2,
-			c, tx0, ty1);
+		0, 0, 0, 0, m_color, tx0, ty1);
-	m_vertices[1] = video::S3DVertex(m_size/2,-m_size/2,0, 0,0,0,
+	m_vertices[1] = video::S3DVertex(m_size / 2, -m_size / 2,
-			c, tx1, ty1);
+		0, 0, 0, 0, m_color, tx1, ty1);
-	m_vertices[2] = video::S3DVertex(m_size/2,m_size/2,0, 0,0,0,
+	m_vertices[2] = video::S3DVertex(m_size / 2, m_size / 2,
-			c, tx1, ty0);
+		0, 0, 0, 0, m_color, tx1, ty0);
-	m_vertices[3] = video::S3DVertex(-m_size/2,m_size/2,0, 0,0,0,
+	m_vertices[3] = video::S3DVertex(-m_size / 2, m_size / 2,
-			c, tx0, ty0);
+		0, 0, 0, 0, m_color, tx0, ty0);
 
 	v3s16 camera_offset = m_env->getCameraOffset();
 	for(u16 i=0; i<4; i++)
@@ -589,35 +597,39 @@ void ParticleManager::handleParticleEvent(ClientEvent *event, Client *client,
 	}
 }
 
-void ParticleManager::addDiggingParticles(IGameDef* gamedef, scene::ISceneManager* smgr,
+void ParticleManager::addDiggingParticles(IGameDef* gamedef,
-		LocalPlayer *player, v3s16 pos, const TileSpec tiles[])
+	scene::ISceneManager* smgr, LocalPlayer *player, v3s16 pos,
+	const MapNode &n, const ContentFeatures &f)
 {
 	for (u16 j = 0; j < 32; j++) // set the amount of particles here
 	{
-		addNodeParticle(gamedef, smgr, player, pos, tiles);
+		addNodeParticle(gamedef, smgr, player, pos, n, f);
 	}
 }
 
-void ParticleManager::addPunchingParticles(IGameDef* gamedef, scene::ISceneManager* smgr,
+void ParticleManager::addPunchingParticles(IGameDef* gamedef,
-		LocalPlayer *player, v3s16 pos, const TileSpec tiles[])
+	scene::ISceneManager* smgr, LocalPlayer *player, v3s16 pos,
+	const MapNode &n, const ContentFeatures &f)
 {
-	addNodeParticle(gamedef, smgr, player, pos, tiles);
+	addNodeParticle(gamedef, smgr, player, pos, n, f);
 }
 
-void ParticleManager::addNodeParticle(IGameDef* gamedef, scene::ISceneManager* smgr,
+void ParticleManager::addNodeParticle(IGameDef* gamedef,
-		LocalPlayer *player, v3s16 pos, const TileSpec tiles[])
+	scene::ISceneManager* smgr, LocalPlayer *player, v3s16 pos,
+	const MapNode &n, const ContentFeatures &f)
 {
 	// Texture
 	u8 texid = myrand_range(0, 5);
+	const TileSpec &tile = f.tiles[texid];
 	video::ITexture *texture;
 	struct TileAnimationParams anim;
 	anim.type = TAT_NONE;
 
 	// Only use first frame of animated texture
-	if (tiles[texid].material_flags & MATERIAL_FLAG_ANIMATION)
+	if (tile.material_flags & MATERIAL_FLAG_ANIMATION)
-		texture = tiles[texid].frames[0].texture;
+		texture = tile.frames[0].texture;
 	else
-		texture = tiles[texid].texture;
+		texture = tile.texture;
 
 	float size = rand() % 64 / 512.;
 	float visual_size = BS * size;
@@ -638,6 +650,12 @@ void ParticleManager::addNodeParticle(IGameDef* gamedef, scene::ISceneManager* s
 		(f32) pos.Z + rand() %100 /200. - 0.25
 	);
 
+	video::SColor color;
+	if (tile.has_color)
+		color = tile.color;
+	else
+		n.getColor(f, &color);
+
 	Particle* toadd = new Particle(
 		gamedef,
 		smgr,
@@ -655,7 +673,8 @@ void ParticleManager::addNodeParticle(IGameDef* gamedef, scene::ISceneManager* s
 		texpos,
 		texsize,
 		anim,
-		0);
+		0,
+		color);
 
 	addParticle(toadd);
 }

src/particles.h

@@ -32,6 +32,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 struct ClientEvent;
 class ParticleManager;
 class ClientEnvironment;
+class MapNode;
+class ContentFeatures;
 
 class Particle : public scene::ISceneNode
 {
@@ -53,7 +55,8 @@ class Particle : public scene::ISceneNode
 		v2f texpos,
 		v2f texsize,
 		const struct TileAnimationParams &anim,
-		u8 glow
+		u8 glow,
+		video::SColor color = video::SColor(0xFFFFFFFF)
 	);
 	~Particle();
 
@@ -100,7 +103,10 @@ private:
 	v3f m_acceleration;
 	LocalPlayer *m_player;
 	float m_size;
-	u8 m_light;
+	//! Color without lighting
+	video::SColor m_base_color;
+	//! Final rendered color
+	video::SColor m_color;
 	bool m_collisiondetection;
 	bool m_collision_removal;
 	bool m_vertical;
@@ -184,13 +190,16 @@ public:
 			scene::ISceneManager* smgr, LocalPlayer *player);
 
 	void addDiggingParticles(IGameDef* gamedef, scene::ISceneManager* smgr,
-		LocalPlayer *player, v3s16 pos, const TileSpec tiles[]);
+		LocalPlayer *player, v3s16 pos, const MapNode &n,
+		const ContentFeatures &f);
 
 	void addPunchingParticles(IGameDef* gamedef, scene::ISceneManager* smgr,
-		LocalPlayer *player, v3s16 pos, const TileSpec tiles[]);
+		LocalPlayer *player, v3s16 pos, const MapNode &n,
+		const ContentFeatures &f);
 
 	void addNodeParticle(IGameDef* gamedef, scene::ISceneManager* smgr,
-		LocalPlayer *player, v3s16 pos, const TileSpec tiles[]);
+		LocalPlayer *player, v3s16 pos, const MapNode &n,
+		const ContentFeatures &f);
 
 protected:
 	void addParticle(Particle* toadd);

src/script/common/c_content.cpp

@@ -332,6 +332,10 @@ TileDef read_tiledef(lua_State *L, int index, u8 drawtype)
 			L, index, "tileable_horizontal", default_tiling);
 		tiledef.tileable_vertical = getboolfield_default(
 			L, index, "tileable_vertical", default_tiling);
+		// color = ...
+		lua_getfield(L, index, "color");
+		tiledef.has_color = read_color(L, -1, &tiledef.color);
+		lua_pop(L, 1);
 		// animation = {}
 		lua_getfield(L, index, "animation");
 		tiledef.animation = read_animation_definition(L, -1);
@@ -450,6 +454,13 @@ ContentFeatures read_content_features(lua_State *L, int index)
 	if (usealpha)
 		f.alpha = 0;
 
+	// Read node color.
+	lua_getfield(L, index, "color");
+	read_color(L, -1, &f.color);
+	lua_pop(L, 1);
+
+	getstringfield(L, index, "palette", f.palette_name);
+
 	/* Other stuff */
 
 	lua_getfield(L, index, "post_effect_color");
@@ -461,6 +472,13 @@ ContentFeatures read_content_features(lua_State *L, int index)
 	f.param_type_2 = (ContentParamType2)getenumfield(L, index, "paramtype2",
 			ScriptApiNode::es_ContentParamType2, CPT2_NONE);
 
+	if (f.palette_name != "" &&
+			!(f.param_type_2 == CPT2_COLOR ||
+			f.param_type_2 == CPT2_COLORED_FACEDIR ||
+			f.param_type_2 == CPT2_COLORED_WALLMOUNTED))
+		warningstream << "Node " << f.name.c_str()
+			<< " has a palette, but not a suitable paramtype2." << std::endl;
+
 	// Warn about some deprecated fields
 	warn_if_field_exists(L, index, "wall_mounted",
 			"Deprecated; use paramtype2 = 'wallmounted'");

src/script/cpp_api/s_node.cpp

@@ -59,6 +59,9 @@ struct EnumString ScriptApiNode::es_ContentParamType2[] =
 		{CPT2_LEVELED, "leveled"},
 		{CPT2_DEGROTATE, "degrotate"},
 		{CPT2_MESHOPTIONS, "meshoptions"},
+		{CPT2_COLOR, "color"},
+		{CPT2_COLORED_FACEDIR, "colorfacedir"},
+		{CPT2_COLORED_WALLMOUNTED, "colorwallmounted"},
 		{0, NULL},
 	};
 

src/shader.cpp

@@ -543,7 +543,7 @@ ShaderInfo generate_shader(std::string name, u8 material_type, u8 drawtype,
 			shaderinfo.base_material = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
 			break;
 		case TILE_MATERIAL_LIQUID_TRANSPARENT:
-			shaderinfo.base_material = video::EMT_TRANSPARENT_VERTEX_ALPHA;
+			shaderinfo.base_material = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
 			break;
 		case TILE_MATERIAL_LIQUID_OPAQUE:
 			shaderinfo.base_material = video::EMT_SOLID;

src/wieldmesh.cpp

@@ -318,6 +318,7 @@ void WieldMeshSceneNode::setItem(const ItemStack &item, Client *client)
 		u32 shader_id = shdrsrc->getShader("wielded_shader", TILE_MATERIAL_BASIC, NDT_NORMAL);
 		m_material_type = shdrsrc->getShaderInfo(shader_id).material;
 	}
+	m_colors.clear();
 
 	// If wield_image is defined, it overrides everything else
 	if (def.wield_image != "") {
@@ -358,28 +359,30 @@ void WieldMeshSceneNode::setItem(const ItemStack &item, Client *client)
 			material_count = 6;
 		}
 		for (u32 i = 0; i < material_count; ++i) {
+			const TileSpec *tile = &(f.tiles[i]);
 			video::SMaterial &material = m_meshnode->getMaterial(i);
 			material.setFlag(video::EMF_BACK_FACE_CULLING, true);
 			material.setFlag(video::EMF_BILINEAR_FILTER, m_bilinear_filter);
 			material.setFlag(video::EMF_TRILINEAR_FILTER, m_trilinear_filter);
-			bool animated = (f.tiles[i].animation_frame_count > 1);
+			bool animated = (tile->animation_frame_count > 1);
 			if (animated) {
-				FrameSpec animation_frame = f.tiles[i].frames[0];
+				FrameSpec animation_frame = tile->frames[0];
 				material.setTexture(0, animation_frame.texture);
 			} else {
-				material.setTexture(0, f.tiles[i].texture);
+				material.setTexture(0, tile->texture);
 			}
+			m_colors.push_back(tile->color);
 			material.MaterialType = m_material_type;
 			if (m_enable_shaders) {
-				if (f.tiles[i].normal_texture) {
+				if (tile->normal_texture) {
 					if (animated) {
-						FrameSpec animation_frame = f.tiles[i].frames[0];
+						FrameSpec animation_frame = tile->frames[0];
 						material.setTexture(1, animation_frame.normal_texture);
 					} else {
-						material.setTexture(1, f.tiles[i].normal_texture);
+						material.setTexture(1, tile->normal_texture);
 					}
 				}
-				material.setTexture(2, f.tiles[i].flags_texture);
+				material.setTexture(2, tile->flags_texture);
 			}
 		}
 		return;
@@ -393,11 +396,28 @@ void WieldMeshSceneNode::setItem(const ItemStack &item, Client *client)
 	changeToMesh(NULL);
 }
 
-void WieldMeshSceneNode::setColor(video::SColor color)
+void WieldMeshSceneNode::setColor(video::SColor c)
 {
 	assert(!m_lighting);
-	setMeshColor(m_meshnode->getMesh(), color);
+	scene::IMesh *mesh=m_meshnode->getMesh();
-	shadeMeshFaces(m_meshnode->getMesh());
+	if (mesh == NULL)
+		return;
+
+	u8 red = c.getRed();
+	u8 green = c.getGreen();
+	u8 blue = c.getBlue();
+	u32 mc = mesh->getMeshBufferCount();
+	for (u32 j = 0; j < mc; j++) {
+		video::SColor bc(0xFFFFFFFF);
+		if (m_colors.size() > j)
+			bc = m_colors[j];
+		video::SColor buffercolor(255,
+			bc.getRed() * red / 255,
+			bc.getGreen() * green / 255,
+			bc.getBlue() * blue / 255);
+		scene::IMeshBuffer *buf = mesh->getMeshBuffer(j);
+		colorizeMeshBuffer(buf, &buffercolor);
+	}
 }
 
 void WieldMeshSceneNode::render()
@@ -464,7 +484,6 @@ scene::IMesh *getItemMesh(Client *client, const ItemStack &item)
 		} else if (f.drawtype == NDT_PLANTLIKE) {
 			mesh = getExtrudedMesh(tsrc,
 				tsrc->getTextureName(f.tiles[0].texture_id));
-			return mesh;
 		} else if (f.drawtype == NDT_NORMAL || f.drawtype == NDT_ALLFACES
 			|| f.drawtype == NDT_LIQUID || f.drawtype == NDT_FLOWINGLIQUID) {
 			mesh = cloneMesh(g_extrusion_mesh_cache->createCube());
@@ -477,8 +496,6 @@ scene::IMesh *getItemMesh(Client *client, const ItemStack &item)
 			mesh = cloneMesh(mapblock_mesh.getMesh());
 			translateMesh(mesh, v3f(-BS, -BS, -BS));
 			scaleMesh(mesh, v3f(0.12, 0.12, 0.12));
-			rotateMeshXZby(mesh, -45);
-			rotateMeshYZby(mesh, -30);
 
 			u32 mc = mesh->getMeshBufferCount();
 			for (u32 i = 0; i < mc; ++i) {
@@ -492,28 +509,29 @@ scene::IMesh *getItemMesh(Client *client, const ItemStack &item)
 				material1.setTexture(3, material2.getTexture(3));
 				material1.MaterialType = material2.MaterialType;
 			}
-			return mesh;
 		}
 
-		shadeMeshFaces(mesh);
-		rotateMeshXZby(mesh, -45);
-		rotateMeshYZby(mesh, -30);
-
 		u32 mc = mesh->getMeshBufferCount();
 		for (u32 i = 0; i < mc; ++i) {
-			video::SMaterial &material = mesh->getMeshBuffer(i)->getMaterial();
+			const TileSpec *tile = &(f.tiles[i]);
+			scene::IMeshBuffer *buf = mesh->getMeshBuffer(i);
+			colorizeMeshBuffer(buf, &tile->color);
+			video::SMaterial &material = buf->getMaterial();
 			material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
 			material.setFlag(video::EMF_BILINEAR_FILTER, false);
 			material.setFlag(video::EMF_TRILINEAR_FILTER, false);
 			material.setFlag(video::EMF_BACK_FACE_CULLING, true);
 			material.setFlag(video::EMF_LIGHTING, false);
-			if (f.tiles[i].animation_frame_count > 1) {
+			if (tile->animation_frame_count > 1) {
-				FrameSpec animation_frame = f.tiles[i].frames[0];
+				FrameSpec animation_frame = tile->frames[0];
 				material.setTexture(0, animation_frame.texture);
 			} else {
-				material.setTexture(0, f.tiles[i].texture);
+				material.setTexture(0, tile->texture);
 			}
 		}
+
+		rotateMeshXZby(mesh, -45);
+		rotateMeshYZby(mesh, -30);
 		return mesh;
 	}
 	return NULL;

src/wieldmesh.h

@@ -70,6 +70,11 @@ private:
 	bool m_anisotropic_filter;
 	bool m_bilinear_filter;
 	bool m_trilinear_filter;
+	/*!
+	 * Stores the colors of the mesh's mesh buffers.
+	 * This does not include lighting.
+	 */
+	std::vector<video::SColor> m_colors;
 
 	// Bounding box culling is disabled for this type of scene node,
 	// so this variable is just required so we can implement