Now road, terrain and buildings work fine

godot/astream/road/road-lanes.gltf

@@ -0,0 +1,315 @@
+{
+    "asset" : {
+        "generator" : "Khronos glTF Blender I/O v3.3.32",
+        "version" : "2.0"
+    },
+    "extensionsUsed" : [
+        "KHR_materials_specular",
+        "KHR_materials_ior"
+    ],
+    "scene" : 0,
+    "scenes" : [
+        {
+            "name" : "Scene",
+            "nodes" : [
+                0,
+                1,
+                2
+            ]
+        }
+    ],
+    "nodes" : [
+        {
+            "mesh" : 0,
+            "name" : "road-lane-center"
+        },
+        {
+            "mesh" : 1,
+            "name" : "road-lane-mid",
+            "translation" : [
+                1.100000023841858,
+                0,
+                0
+            ]
+        },
+        {
+            "mesh" : 2,
+            "name" : "roadd-sidewalk",
+            "translation" : [
+                2.200000047683716,
+                0,
+                0
+            ]
+        }
+    ],
+    "materials" : [
+        {
+            "extensions" : {
+                "KHR_materials_specular" : {
+                    "specularColorFactor" : [
+                        0.474271529955476,
+                        0.474271529955476,
+                        0.474271529955476
+                    ]
+                },
+                "KHR_materials_ior" : {
+                    "ior" : 1.4500000476837158
+                }
+            },
+            "name" : "road-material",
+            "pbrMetallicRoughness" : {
+                "baseColorTexture" : {
+                    "index" : 0
+                },
+                "metallicFactor" : 0.20000000298023224
+            }
+        }
+    ],
+    "meshes" : [
+        {
+            "name" : "road-lane-center",
+            "primitives" : [
+                {
+                    "attributes" : {
+                        "POSITION" : 0,
+                        "NORMAL" : 1,
+                        "TEXCOORD_0" : 2
+                    },
+                    "indices" : 3,
+                    "material" : 0
+                }
+            ]
+        },
+        {
+            "name" : "road-lane-mid",
+            "primitives" : [
+                {
+                    "attributes" : {
+                        "POSITION" : 4,
+                        "NORMAL" : 5,
+                        "TEXCOORD_0" : 6
+                    },
+                    "indices" : 7,
+                    "material" : 0
+                }
+            ]
+        },
+        {
+            "name" : "road-sidewalk",
+            "primitives" : [
+                {
+                    "attributes" : {
+                        "POSITION" : 8,
+                        "NORMAL" : 9,
+                        "TEXCOORD_0" : 10
+                    },
+                    "indices" : 11,
+                    "material" : 0
+                }
+            ]
+        }
+    ],
+    "textures" : [
+        {
+            "sampler" : 0,
+            "source" : 0
+        }
+    ],
+    "images" : [
+        {
+            "mimeType" : "image/png",
+            "name" : "road",
+            "uri" : "road.png"
+        }
+    ],
+    "accessors" : [
+        {
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+            "min" : [
+                -0.9999999403953552,
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+                -0.5
+            ],
+            "type" : "VEC3"
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+            "type" : "SCALAR"
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+                -0.5
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+    ],
+    "samplers" : [
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+            "magFilter" : 9729,
+            "minFilter" : 9987
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+    ],
+    "buffers" : [
+        {
+            "byteLength" : 5408,
+            "uri" : "road-lanes.bin"
+        }
+    ]
+}

godot/astream/road/road.png.import

@@ -0,0 +1,35 @@
+[remap]
+
+importer="texture"
+type="StreamTexture"
+path="res://.import/road.png-fffb0f4010c0e3e4e2d8a7ecd084e72d.stex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://astream/road/road.png"
+dest_files=[ "res://.import/road.png-fffb0f4010c0e3e4e2d8a7ecd084e72d.stex" ]
+
+[params]
+
+compress/mode=0
+compress/lossy_quality=0.7
+compress/hdr_mode=0
+compress/bptc_ldr=0
+compress/normal_map=0
+flags/repeat=0
+flags/filter=true
+flags/mipmaps=false
+flags/anisotropic=false
+flags/srgb=2
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/HDR_as_SRGB=false
+process/invert_color=false
+process/normal_map_invert_y=false
+stream=false
+size_limit=0
+detect_3d=true
+svg/scale=1.0

godot/config/stream.conf

@@ -45,3 +45,6 @@ tile_size = 128
 view_distance = 2
 [road]
 road_lines_path = "res://astream/road_lines.json"
+center_mesh = "res://astream/road/road-lanes_road-lane-center.mesh"
+mid_mesh = "res://astream/road/road-lanes_road-lane-mid.mesh"
+sidewalk_mesh = "res://astream/road/road-lanes_road-sidewalk.mesh"

kanpilot.toml

@@ -0,0 +1,39 @@
+name = "project"
+skipFolders = [ "node_modules", ".vscode", "out", "dist", ".vscode-test" ]
+skipFiles = [ ".gitignore", "package.json" ]
+
+[[processes]]
+id = "jpfqu4wnok04vkg1ojnhwl25"
+name = "Todo"
+
+  [[processes.tasks]]
+  id = "q57b8pyb97wzlahuaxjttlan"
+  title = "Fix nodes close to edges"
+  description = "Check that node is too close to edge and split it"
+  tag = "backlog"
+  linkFiles = [ ]
+  dueDate = ""
+  checkList = [ ]
+  priority = ""
+  linkCommits = [ ]
+
+  [[processes.tasks]]
+  id = "xnxan65j063qs2wrvcquo8fc"
+  title = "Create building editing and road editing commands"
+  description = "Create building editing and road editing commands"
+  tag = "backlog"
+  linkFiles = [ ]
+  dueDate = ""
+  checkList = [ ]
+  priority = ""
+  linkCommits = [ ]
+
+[[processes]]
+id = "process2"
+name = "In Progress"
+tasks = [ ]
+
+[[processes]]
+id = "process3"
+name = "Done"
+tasks = [ ]

src/modules/stream/register_types.cpp

@@ -1,5 +1,6 @@
 #include "register_types.h"
 #include "stream.h"
+#include "road_debug.h"
 
 void register_stream_types()
 {
@@ -9,4 +10,5 @@ void register_stream_types()
 
 void unregister_stream_types()
 {
+	StreamWorld::cleanup();
 }

src/modules/stream/road_debug.cpp

@@ -0,0 +1,26 @@
+#include "road_debug.h"
+
+AABB RoadDebug::get_aabb() const
+{
+	return aabb;
+}
+PoolVector<Face3> RoadDebug::get_faces(uint32_t p_usage_flags) const
+{
+	return PoolVector<Face3>();
+}
+RoadDebug::RoadDebug()
+{
+	imm = VisualServer::get_singleton()->immediate_create();
+	set_base(imm);
+	material.instance();
+	material->set_flag(SpatialMaterial::FLAG_ALBEDO_FROM_VERTEX_COLOR,
+			   true);
+	material->set_flag(SpatialMaterial::FLAG_DISABLE_DEPTH_TEST, true);
+	material->set_flag(SpatialMaterial::FLAG_UNSHADED, true);
+	VisualServer::get_singleton()->immediate_set_material(
+		imm, material->get_rid());
+}
+RoadDebug::~RoadDebug()
+{
+	VisualServer::get_singleton()->free(imm);
+}

src/modules/stream/road_debug.h

@@ -0,0 +1,18 @@
+#ifndef ROAD_DEBUG_H_
+#define ROAD_DEBUG_H_
+#include <scene/3d/visual_instance.h>
+class RoadDebug : public VisualInstance {
+	GDCLASS(RoadDebug, VisualInstance)
+protected:
+	RID imm;
+	Ref<SpatialMaterial> material;
+	void _notification(int which);
+	AABB aabb;
+
+public:
+	RoadDebug();
+	~RoadDebug();
+	virtual AABB get_aabb() const;
+	virtual PoolVector<Face3> get_faces(uint32_t p_usage_flags) const;
+};
+#endif

src/modules/stream/road_processing.h

@@ -0,0 +1,10 @@
+#ifndef ROAD_LINES_PROCESSING_H_
+#define ROAD_LINES_PROCESSSING_H_
+class Node;
+class RoadProcessing {
+public:
+	static void road_setup(Node *target);
+	static void load_data();
+	static void cleanup();
+};
+#endif

src/modules/stream/stream.cpp

@@ -5,10 +5,13 @@
 #include <scene/main/viewport.h>
 #include <scene/resources/packed_scene.h>
 #include <scene/resources/material.h>
+#include <scene/3d/mesh_instance.h>
 #include <modules/voxel/terrain/voxel_viewer.h>
 #include <modules/voxel/terrain/voxel_lod_terrain.h>
 #include "from_string.h"
+#include "road_processing.h"
 #include "stream.h"
+#include "road_debug.h"
 
 void StreamWorld::read_buildings_json(const String &buildings_path)
 {
@@ -272,533 +275,6 @@ void StreamWorld::update_items()
 	}
 }
 
-struct RoadLinesProcessing {
-	struct road_line {
-		std::vector<Transform> points;
-		std::vector<int> indices;
-		int lanes;
-		int flags;
-	};
-	HashMap<String, struct road_line> road_lines;
-	std::vector<Vector3> nodes;
-	struct edgedata {
-		std::vector<int> neighbors;
-	};
-	std::unordered_map<int, struct edgedata> edges;
-	static struct RoadLinesProcessing *singleton;
-	static RoadLinesProcessing *get_singleton()
-	{
-		if (!singleton)
-			singleton = memnew(RoadLinesProcessing);
-		return singleton;
-	}
-	RoadLinesProcessing()
-	{
-		singleton = this;
-	}
-
-	uint32_t road_lines_hash(const Vector3 &v)
-	{
-		int x = (int)(v.x / 100);
-		int y = (int)(v.y / 100);
-		int z = (int)(v.z / 100);
-		return x ^ (y * 100) ^ (z * 10000);
-	}
-	void create_segments(const String &road, std::vector<int> &segments)
-	{
-		int i;
-		for (i = 0; i < (int)road_lines[road].indices.size() - 1; i++) {
-			int idx1 = road_lines[road].indices[i];
-			int idx2 = road_lines[road].indices[i + 1];
-			segments.push_back(idx1);
-			segments.push_back(idx2);
-			segments.push_back(i + 1);
-		}
-	}
-
-	void road_lines_curve_index(
-		struct road_line &rline,
-		std::unordered_map<uint32_t, std::vector<Vector3> >
-			&road_lines_nodes_hash,
-		std::vector<Vector3> &road_lines_nodes)
-	{
-		int i, j;
-		rline.indices.clear();
-		for (i = 0; i < (int)rline.points.size(); i++) {
-			Vector3 pt = rline.points[i].origin;
-			int pt_hash = road_lines_hash(pt);
-			if (road_lines_nodes_hash.find(pt_hash) !=
-			    road_lines_nodes_hash.end()) {
-				bool ok = true;
-				for (j = 0;
-				     j <
-				     (int)road_lines_nodes_hash[pt_hash].size();
-				     j++) {
-					const Vector3 &xpt =
-						road_lines_nodes_hash[pt_hash]
-								     [j];
-					if (xpt.distance_squared_to(pt) < 160) {
-						ok = false;
-						pt = xpt;
-						break;
-					}
-				}
-				if (ok) {
-					road_lines_nodes_hash[pt_hash].push_back(
-						pt);
-					road_lines_nodes.push_back(pt);
-				}
-			} else {
-				road_lines_nodes.push_back(pt);
-				road_lines_nodes_hash[pt_hash] = { pt };
-			}
-			std::vector<Vector3>::iterator it =
-				std::find(road_lines_nodes.begin(),
-					  road_lines_nodes.end(), pt);
-			assert(it != road_lines_nodes.end());
-			int index = it - road_lines_nodes.begin();
-			rline.indices.push_back(index);
-		}
-	}
-	void index_lines(std::unordered_map<uint32_t, std::vector<Vector3> >
-				 &road_lines_nodes_hash,
-			 std::vector<Vector3> &road_lines_nodes)
-	{
-		List<String> keys;
-		road_lines.get_key_list(&keys);
-		List<String>::Element *e = keys.front();
-		while (e) {
-			String rkey = e->get();
-			struct road_line &pt = road_lines[rkey];
-			pt.indices.clear();
-			e = e->next();
-		}
-		e = keys.front();
-		while (e) {
-			String rkey = e->get();
-			struct road_line &pt = road_lines[rkey];
-			road_lines_curve_index(pt, road_lines_nodes_hash,
-					       road_lines_nodes);
-			e = e->next();
-		}
-#if 0
-		/* deduplicate */
-		e = keys.front();
-		while (e) {
-			String rkey = e->get();
-			std::vector<int> index;
-			struct road_line &pt = road_lines[rkey];
-			for (i = 0; i < (int)pt.indices.size() - 1; i++) {
-				int i1 = pt.indices[i];
-				if (i1 == 0)
-					index.push_back(i1);
-				int i2 = pt.indices[i + 1];
-				if (i1 != i2)
-					index.push_back(i2);
-			}
-			pt.indices = index;
-			e = e->next();
-		}
-#endif
-	}
-	/* add close points on each line to the line */
-	void insert_close_points(std::vector<Vector3> &road_lines_nodes)
-	{
-		int i;
-		List<String> keys;
-		road_lines.get_key_list(&keys);
-		List<String>::Element *e = keys.front();
-		for (i = 0; i < (int)road_lines_nodes.size(); i++) {
-			int idx3 = i;
-			while (e) {
-				int j;
-				std::vector<int> segments;
-				String rkey = e->get();
-				create_segments(rkey, segments);
-				for (j = 0; j < (int)segments.size(); j += 3) {
-					int idx1 = segments[j];
-					int idx2 = segments[j + 1];
-					int idx = segments[j + 2];
-					/* Skip segment point */
-					if (idx3 == idx1 || idx3 == idx2)
-						continue;
-					Vector3 p1 = road_lines_nodes[idx1];
-					Vector3 p2 = road_lines_nodes[idx2];
-					Vector3 p3 = road_lines_nodes[idx3];
-					std::vector<Vector3> seg = { p1, p2 };
-					Vector3 closest = Geometry::
-						get_closest_point_to_segment(
-							p3, seg.data());
-					if (p3.distance_squared_to(closest) <
-					    160) {
-						road_lines_nodes[idx3] =
-							closest;
-						road_lines[rkey].indices.insert(
-							road_lines[rkey].indices
-									.begin() +
-								idx,
-							idx3);
-					}
-				}
-				e = e->next();
-			}
-		}
-	}
-	void update_road_lines_nodes(std::vector<Vector3> &road_lines_nodes)
-	{
-		List<String> keys;
-
-		road_lines.get_key_list(&keys);
-		std::unordered_map<uint32_t, std::tuple<String, String> > kcmp;
-		{
-			List<String>::Element *k = keys.front();
-			List<String>::Element *r = keys.front();
-			while (k) {
-				String kkey = k->get();
-				uint32_t kkey_hash = kkey.hash();
-				while (r) {
-					String rkey = r->get();
-					uint32_t rkey_hash = rkey.hash();
-					uint32_t key = kkey_hash ^ rkey_hash;
-					uint32_t key2 = rkey_hash ^ kkey_hash;
-					if (kcmp.find(key) == kcmp.end() &&
-					    kcmp.find(key2) == kcmp.end())
-						kcmp[key] = std::make_tuple(
-							k->get(), r->get());
-					r = r->next();
-				}
-				k = k->next();
-			}
-		}
-		/*
-	var checks = {}
-	for cmp in compare.values():
-		var k = cmp[0]
-		var r = cmp[1]
-		if road_lines[k].indices.size() < 2:
-			continue
-		if road_lines[r].indices.size() < 2:
-			continue
-		for i1 in range(road_lines[k].indices.size() - 1):
-			for j1 in range(road_lines[r].indices.size() - 1):
-				var key = k + str(i1) + "-" + r + str(j1)
-				var key2 = r + str(j1) + "-" + k + str(i1)
-				if !checks.has(key) && !checks.has(key2):
-					var idx_a1 = road_lines[k].indices[i1]
-					var idx_a2 = road_lines[k].indices[i1 + 1]
-					var idx_b1 = road_lines[r].indices[j1]
-					var idx_b2 = road_lines[r].indices[j1 + 1]
-					if idx_b1 in [idx_a1, idx_a2] || idx_b2 in [idx_a1, idx_a2]:
-						continue
-					checks[key] = [k, i1, idx_a1, idx_a2, r, j1, idx_b1, idx_b2]
-
-		*/
-		using checks_tuple =
-			std::tuple<String, int, int, int, String, int, int, int>;
-		std::unordered_map<uint32_t, checks_tuple> checks;
-		std::unordered_map<uint32_t, checks_tuple>::iterator checks_it;
-		std::unordered_map<uint32_t,
-				   std::tuple<String, String> >::iterator it;
-		for (it = kcmp.begin(); it != kcmp.end(); it++) {
-			int i, j;
-			std::tuple<String, String> data = kcmp[it->first];
-			const String &k = std::get<0>(data);
-			const String &r = std::get<1>(data);
-			if (road_lines[k].indices.size() < 2)
-				continue;
-			if (road_lines[r].indices.size() < 2)
-				continue;
-			for (i = 0; i < (int)road_lines[k].indices.size() - 1;
-			     i++) {
-				for (j = 0;
-				     j < (int)road_lines[k].indices.size() - 1;
-				     j++) {
-					uint32_t key = k.hash() ^ i ^ r.hash() ^
-						       j ^ 2147483137;
-					uint32_t key2 = r.hash() ^ j ^
-							k.hash() ^ i ^
-							2147463167;
-					if (checks.find(key) == checks.end() &&
-					    checks.find(key2) == checks.end()) {
-						int idx_a1 =
-							road_lines[k].indices[i];
-						int idx_a2 =
-							road_lines[k]
-								.indices[i + 1];
-						int idx_b1 =
-							road_lines[k].indices[j];
-						int idx_b2 =
-							road_lines[k]
-								.indices[j + 1];
-						std::vector<int> cmp1 = {
-							idx_a1, idx_a2
-						};
-						if (std::find(cmp1.begin(),
-							      cmp1.end(),
-							      idx_b1) !=
-						    cmp1.end())
-							continue;
-						if (std::find(cmp1.begin(),
-							      cmp1.end(),
-							      idx_b2) !=
-						    cmp1.end())
-							continue;
-						checks[key] = std::make_tuple(
-							k, i, idx_a1, idx_a2, r,
-							j, idx_b1, idx_b2);
-					}
-				}
-			}
-		}
-		/*
-	for ch in checks.values():
-		var k = ch[0]
-		var i1 = ch[1]
-		var idx_a1 = ch[2]
-		var idx_a2 = ch[3]
-		var r = ch[4]
-		var j1 = ch[5]
-		var idx_b1 = ch[6]
-		var idx_b2 = ch[7]
-		var p_a1 = road_lines_nodes[idx_a1]
-		var p_a2 = road_lines_nodes[idx_a2]
-		var p_b1 = road_lines_nodes[idx_b1]
-		var p_b2 = road_lines_nodes[idx_b2]
-		var px = Geometry.get_closest_points_between_segments(p_a1, p_a2, p_b1, p_b2)
-		var d = px[0].distance_squared_to(px[1])
-		if d < 160:
-			var pxt = px[0].linear_interpolate(px[1], 0.5)
-			var nidx = road_lines_nodes.size()
-			road_lines_nodes.push_back(pxt)
-			var il = road_lines[k].indices.size()
-			assert(!nidx in road_lines[k].indices)
-			assert(!nidx in road_lines[r].indices)
-			road_lines[k].indices.insert(i1 + 1, nidx)
-			road_lines[r].indices.insert(j1 + 1, nidx)
-##end
-		*/
-		for (checks_it = checks.begin(); checks_it != checks.end();
-		     checks_it++) {
-			String k = std::get<0>(checks_it->second);
-			int i = std::get<1>(checks_it->second);
-			int idx_a1 = std::get<2>(checks_it->second);
-			int idx_a2 = std::get<3>(checks_it->second);
-			String r = std::get<4>(checks_it->second);
-			int j = std::get<5>(checks_it->second);
-			int idx_b1 = std::get<6>(checks_it->second);
-			int idx_b2 = std::get<7>(checks_it->second);
-			Vector3 p_a1 = road_lines_nodes[idx_a1];
-			Vector3 p_a2 = road_lines_nodes[idx_a2];
-			Vector3 p_b1 = road_lines_nodes[idx_b1];
-			Vector3 p_b2 = road_lines_nodes[idx_b2];
-			Vector3 px, px2;
-			Geometry::get_closest_points_between_segments(
-				p_a1, p_a2, p_b1, p_b2, px, px2);
-			float d = px.distance_squared_to(px2);
-			if (d < 160) {
-				Vector3 pxt = px.linear_interpolate(px2, 0.5f);
-				int nidx = road_lines_nodes.size();
-				road_lines_nodes.push_back(pxt);
-				//				int il = (int)road_lines[k].indices.size();
-				assert(std::find(road_lines[k].indices.begin(),
-						 road_lines[k].indices.end(),
-						 nidx) ==
-				       road_lines[k].indices.end());
-				assert(std::find(road_lines[r].indices.begin(),
-						 road_lines[r].indices.end(),
-						 nidx) ==
-				       road_lines[r].indices.end());
-				road_lines[k].indices.insert(
-					road_lines[k].indices.begin() + i + 1,
-					nidx);
-				road_lines[r].indices.insert(
-					road_lines[k].indices.begin() + j + 1,
-					nidx);
-			}
-		}
-		/*
-	var nodes = []
-	var edges = {}
-
-	for n in road_lines_nodes:
-#		var pn = Vector3(n.x, n.y - 20.0, n.z)
-		var ndata = var2str(n)
-		nodes.push_back(ndata)
-
-	for k in road_lines.keys():
-		if road_lines[k].indices.size() < 2:
-			continue
-		for l in range(road_lines[k].indices.size() - 1):
-			var idx1 = road_lines[k].indices[l]
-			var idx2 = road_lines[k].indices[l + 1]
-			if !edges.has(str(idx1)):
-				edges[str(idx1)] = {"neighbors": []}
-			if !edges.has(str(idx2)):
-				edges[str(idx2)] = {"neighbors": []}
-			if !idx2 in edges[str(idx1)].neighbors:
-				edges[str(idx1)].neighbors.push_back(idx2)
-			if !idx1 in edges[str(idx2)].neighbors:
-				edges[str(idx2)].neighbors.push_back(idx1)
-	
-	var road_nodes = SceneComps.get_component("road_nodes")
-	var ndebug = {
-		"nodes": nodes,
-		"edges": edges
-	}
-#	print(ndebug)
-##	assert(false)
-	road_nodes.roads_data.nodes = nodes
-	road_nodes.roads_data.edges = edges
-#	print(nodes)
-#	print(edges)
-#	print(road_nodes.roads_data.nodes)
-
-	*/
-	}
-	void create_nodes(const std::vector<Vector3> &road_lines_nodes)
-	{
-		nodes.resize(road_lines_nodes.size());
-		memcpy(nodes.data(), road_lines_nodes.data(),
-		       sizeof(Vector3) * road_lines_nodes.size());
-	}
-	void create_edges()
-	{
-		int i;
-		List<String> keys;
-		road_lines.get_key_list(&keys);
-		List<String>::Element *e = keys.front();
-		while (e) {
-			const String &key = e->get();
-			if (road_lines[key].indices.size() < 2) {
-				e = e->next();
-				continue;
-			}
-			for (i = 0; i < (int)road_lines[key].indices.size() - 1;
-			     i++) {
-				int idx1 = road_lines[key].indices[i];
-				int idx2 = road_lines[key].indices[i + 1];
-				if (edges.find(idx1) == edges.end()) {
-					struct edgedata ed;
-					ed.neighbors.clear();
-					edges[idx1] = ed;
-				}
-				if (edges.find(idx2) == edges.end()) {
-					struct edgedata ed;
-					ed.neighbors.clear();
-					edges[idx2] = ed;
-				}
-				if (std::find(edges[idx1].neighbors.begin(),
-					      edges[idx1].neighbors.end(),
-					      idx2) ==
-				    edges[idx1].neighbors.end())
-					edges[idx1].neighbors.push_back(idx2);
-				if (std::find(edges[idx2].neighbors.begin(),
-					      edges[idx2].neighbors.end(),
-					      idx1) ==
-				    edges[idx2].neighbors.end())
-					edges[idx2].neighbors.push_back(idx1);
-			}
-			e = e->next();
-		}
-	}
-
-	void create_road_from_lines()
-	{
-	}
-	void dump_lines(const std::vector<Vector3> &road_lines_nodes)
-	{
-		int i;
-		List<String> keys;
-		road_lines.get_key_list(&keys);
-		List<String>::Element *e = keys.front();
-		while (e) {
-			String rkey = e->get();
-			struct road_line &pt = road_lines[rkey];
-			String outline = rkey + ": ";
-			for (i = 0; i < (int)pt.indices.size(); i++) {
-				outline += " " + itos(pt.indices[i]);
-			}
-			for (i = 0; i < (int)pt.indices.size(); i++) {
-				outline +=
-					" " + (road_lines_nodes[pt.indices[i]]
-						       .operator String());
-			}
-			print_line(outline);
-			e = e->next();
-		}
-	}
-
-	void road_setup()
-	{
-		std::vector<Vector3> road_lines_nodes;
-		std::unordered_map<uint32_t, std::vector<Vector3> >
-			road_lines_nodes_hash;
-		print_line("ROAD SETUP");
-		road_lines_nodes.clear();
-		road_lines_nodes_hash.clear();
-		index_lines(road_lines_nodes_hash, road_lines_nodes);
-		insert_close_points(road_lines_nodes);
-		update_road_lines_nodes(road_lines_nodes);
-		dump_lines(road_lines_nodes);
-		create_nodes(road_lines_nodes);
-		create_edges();
-		print_line("NODES:" + itos(nodes.size()));
-		print_line("EDGES:" + itos(edges.size()));
-		create_road_from_lines();
-		print_line("ROAD SETUP DONE");
-	}
-	void read_road_lines_json(const String &road_lines_path)
-	{
-		int i;
-		String road_lines_json =
-			FileAccess::get_file_as_string(road_lines_path);
-		Variant json_v;
-		String es;
-		int eline;
-		Error status = JSON::parse(road_lines_json, json_v, es, eline);
-		ERR_FAIL_COND_MSG(status != OK,
-				  "Can't parse json: " + es +
-					  " at line: " + itos(eline));
-
-		Dictionary json = json_v;
-		List<Variant> keys;
-		json.get_key_list(&keys);
-		List<Variant>::Element *e = keys.front();
-		while (e) {
-			String key = e->get();
-			if (!key.ends_with("_road")) {
-				e = e->next();
-				continue;
-			}
-			struct road_line rline;
-			Array points = json[key].get("points");
-			Array indices = json[key].get("indices");
-			int lanes = json[key].get("lanes");
-			rline.points.resize(points.size());
-			rline.indices.resize(indices.size());
-			for (i = 0; i < (int)points.size(); i++) {
-				String point_s = points[i];
-				rline.points[i] =
-					from_string<Transform>(point_s);
-			}
-			for (i = 0; i < (int)indices.size(); i++) {
-				int index = indices[i];
-				rline.indices[i] = index;
-			}
-			// TODO: wtf is flags?
-			rline.lanes = lanes;
-			road_lines[key] = rline;
-			print_line("added line: " + key +
-				   " nodes: " + itos(rline.points.size()) +
-				   " " + itos(rline.indices.size()) +
-				   " lanes: " + itos(rline.lanes));
-			e = e->next();
-		}
-	}
-};
-
-RoadLinesProcessing *RoadLinesProcessing::singleton;
-
 void StreamWorld::_notification(int which)
 {
 	switch (which) {
@@ -814,7 +290,7 @@ void StreamWorld::_notification(int which)
 			else
 				current_scene = get_tree()->get_current_scene();
 			ERR_FAIL_COND_MSG(!current_scene, "No current scene");
-			RoadLinesProcessing::get_singleton()->road_setup();
+			RoadProcessing::road_setup(this);
 			set_process(true);
 		}
 		break;
@@ -886,10 +362,7 @@ StreamWorld::StreamWorld()
 	}
 	String buildings_path = config.get_value("buildings", "buildings_path");
 	read_buildings_json(buildings_path);
-	String road_lines_path = config.get_value("road", "road_lines_path");
-	RoadLinesProcessing::get_singleton()->read_road_lines_json(
-		road_lines_path);
-
+	RoadProcessing::load_data();
 	world_extent = config.get_value("world", "world_extent");
 	tile_size = config.get_value("world", "tile_size");
 	ERR_FAIL_COND_MSG(tile_size <= 0 || world_extent <= 0 ||
@@ -908,108 +381,11 @@ StreamWorld::StreamWorld()
 	view_distance = config.get_value("world", "view_distance");
 	initialized = true;
 }
-
-void RoadDebug::_notification(int which)
+void StreamWorld::cleanup()
 {
-	int i;
-	RoadLinesProcessing *r = RoadLinesProcessing::get_singleton();
-	std::unordered_map<int, RoadLinesProcessing::edgedata>::iterator it;
-	switch (which) {
-	case NOTIFICATION_ENTER_TREE:
-		set_process(true);
-		break;
-	case NOTIFICATION_PROCESS:
-		if (r->nodes.size() > 0 && r->edges.size() > 0) {
-			VisualServer::get_singleton()->immediate_clear(imm);
-			VisualServer::get_singleton()->immediate_begin(
-				imm, VisualServer::PRIMITIVE_LINES, RID());
-			VisualServer::get_singleton()->immediate_color(
-				imm, Color(1.0f, 0.6f, 0.6f, 1.0f));
-			for (it = r->edges.begin(); it != r->edges.end();
-			     it++) {
-				int idx1 = it->first;
-				if (it == r->edges.begin()) {
-					aabb.position = r->nodes[idx1];
-					aabb.size = Vector3();
-				} else
-					aabb.expand_to(r->nodes[idx1]);
-				struct RoadLinesProcessing::edgedata data =
-					it->second;
-				for (i = 0; i < (int)data.neighbors.size();
-				     i++) {
-					int idx2 = data.neighbors[i];
-					aabb.expand_to(r->nodes[idx2]);
-					Vector3 d = (r->nodes[idx2] -
-						     r->nodes[idx1])
-							    .normalized() *
-						    0.5f;
-					VisualServer::get_singleton()
-						->immediate_vertex(
-							imm,
-							r->nodes[idx1] + d);
-					VisualServer::get_singleton()
-						->immediate_vertex(
-							imm,
-							r->nodes[idx2] - d);
-					print_line(
-						"draw line: " + itos(idx1) +
-						" " + itos(idx2) +
-						(r->nodes[idx1]
-							 .operator String()) +
-						" " +
-						(r->nodes[idx2]
-							 .operator String()));
-				}
-			}
-			VisualServer::get_singleton()->immediate_color(
-				imm, Color(0.6f, 0.6f, 1.0f, 1.0f));
-			for (it = r->edges.begin(); it != r->edges.end();
-			     it++) {
-				int idx1 = it->first;
-				VisualServer::get_singleton()->immediate_vertex(
-					imm,
-					r->nodes[idx1] - Vector3(0, 10, 0));
-				VisualServer::get_singleton()->immediate_vertex(
-					imm,
-					r->nodes[idx1] + Vector3(0, 100, 0));
-			}
-			VisualServer::get_singleton()->immediate_color(
-				imm, Color(0.6f, 1.0f, 0.6f, 1.0f));
-			for (i = 0; i < (int)r->nodes.size(); i++) {
-				VisualServer::get_singleton()->immediate_vertex(
-					imm, r->nodes[i] - Vector3(0, 5, 0));
-				VisualServer::get_singleton()->immediate_vertex(
-					imm, r->nodes[i] + Vector3(0, 80, 0));
-			}
-			VisualServer::get_singleton()->immediate_end(imm);
-			set_process(false);
-		}
-		break;
-	case NOTIFICATION_EXIT_TREE:
-		break;
-	}
+	RoadProcessing::cleanup();
 }
-AABB RoadDebug::get_aabb() const
+StreamWorld::~StreamWorld()
 {
-	return aabb;
-}
-PoolVector<Face3> RoadDebug::get_faces(uint32_t p_usage_flags) const
-{
-	return PoolVector<Face3>();
-}
-RoadDebug::RoadDebug()
-{
-	imm = VisualServer::get_singleton()->immediate_create();
-	set_base(imm);
-	material.instance();
-	material->set_flag(SpatialMaterial::FLAG_ALBEDO_FROM_VERTEX_COLOR,
-			   true);
-	material->set_flag(SpatialMaterial::FLAG_DISABLE_DEPTH_TEST, true);
-	material->set_flag(SpatialMaterial::FLAG_UNSHADED, true);
-	VisualServer::get_singleton()->immediate_set_material(
-		imm, material->get_rid());
-}
-RoadDebug::~RoadDebug()
-{
-	VisualServer::get_singleton()->free(imm);
+	RoadProcessing::cleanup();
 }

src/modules/stream/stream.h

@@ -5,7 +5,6 @@
 #include <tuple>
 #include <algorithm>
 #include <scene/3d/spatial.h>
-#include <scene/3d/visual_instance.h>
 class VoxelViewer;
 class VoxelLodTerrain;
 class StreamWorld : public Spatial {
@@ -62,19 +61,7 @@ private:
 
 public:
 	StreamWorld();
-};
-class RoadDebug : public VisualInstance {
-	GDCLASS(RoadDebug, VisualInstance)
-protected:
-	RID imm;
-	Ref<SpatialMaterial> material;
-	void _notification(int which);
-	AABB aabb;
-
-public:
-	RoadDebug();
-	~RoadDebug();
-	virtual AABB get_aabb() const;
-	virtual PoolVector<Face3> get_faces(uint32_t p_usage_flags) const;
+	~StreamWorld();
+	static void cleanup();
 };
 #endif