Update - fixed lots generation, now can save lots polygons

godot/astream/road/road-lanes.gltf

@@ -16,7 +16,9 @@
 				1,
 				2,
 				3,
-				4
+				4,
+				5,
+				6
 			]
 		}
 	],
@@ -47,27 +49,34 @@
 			"mesh":3,
 			"name":"roadd-sidewalk_end",
 			"translation":[
-				3.3000001907348633,
+				4.8000006675720215,
 				0,
 				0
 			]
 		},
 		{
 			"mesh":4,
-			"name":"roadd-sidewalk_start",
-			"rotation":[
-				0,
-				0,
-				-1,
-				0
-			],
-			"scale":[
-				-1,
-				-1,
-				-1
-			],
+			"name":"road-lane-sidwalk-sideroad",
 			"translation":[
-				4.55145263671875,
+				6.099999904632568,
+				0,
+				0
+			]
+		},
+		{
+			"mesh":5,
+			"name":"roadd-sidewalk_start",
+			"translation":[
+				3.500000238418579,
+				0,
+				0
+			]
+		},
+		{
+			"mesh":6,
+			"name":"road-lane-lot",
+			"translation":[
+				8,
 				0,
 				0
 			]
@@ -78,9 +87,9 @@
 			"extensions":{
 				"KHR_materials_specular":{
 					"specularColorFactor":[
-						0.474271529955476,
-						0.474271529955476,
-						0.474271529955476
+						0.118567882488869,
+						0.118567882488869,
+						0.118567882488869
 					]
 				},
 				"KHR_materials_ior":{
@@ -92,7 +101,10 @@
 				"baseColorTexture":{
 					"index":0
 				},
-				"metallicFactor":0.20000000298023224
+				"metallicFactor":0.05000000074505806,
+				"metallicRoughnessTexture":{
+					"index":1
+				}
 			}
 		}
 	],
@@ -140,7 +152,7 @@
 			]
 		},
 		{
-			"name":"road-sidewalk.001",
+			"name":"road-sidewalk-end",
 			"primitives":[
 				{
 					"attributes":{
@@ -154,7 +166,7 @@
 			]
 		},
 		{
-			"name":"road-sidewalk.006",
+			"name":"road-sidewalk-sideroad",
 			"primitives":[
 				{
 					"attributes":{
@@ -162,7 +174,36 @@
 						"NORMAL":17,
 						"TEXCOORD_0":18
 					},
-					"indices":15,
+					"indices":19,
+					"material":0
+				}
+			]
+		},
+		{
+			"name":"road-sidewalk-start",
+			"primitives":[
+				{
+					"attributes":{
+						"POSITION":20,
+						"NORMAL":21,
+						"TEXCOORD_0":22
+					},
+					"indices":23,
+					"material":0
+				}
+			]
+		},
+		{
+			"name":"road-lot",
+			"primitives":[
+				{
+					"attributes":{
+						"COLOR_0":24,
+						"POSITION":25,
+						"NORMAL":26,
+						"TEXCOORD_0":27
+					},
+					"indices":28,
 					"material":0
 				}
 			]
@@ -172,6 +213,10 @@
 		{
 			"sampler":0,
 			"source":0
+		},
+		{
+			"sampler":0,
+			"source":1
 		}
 	],
 	"images":[
@@ -179,6 +224,11 @@
 			"mimeType":"image/png",
 			"name":"road",
 			"uri":"road.png"
+		},
+		{
+			"mimeType":"image/png",
+			"name":"roughness",
+			"uri":"roughness.png"
 		}
 	],
 	"accessors":[
@@ -187,12 +237,12 @@
 			"componentType":5126,
 			"count":32,
 			"max":[
-				-8.847564458847046e-09,
-				0.12099996209144592,
+				0,
+				0.12867334485054016,
 				5.960464477539063e-08
 			],
 			"min":[
-				-0.9999999403953552,
+				-1,
 				-0.09999995678663254,
 				-0.5
 			],
@@ -219,11 +269,11 @@
 		{
 			"bufferView":4,
 			"componentType":5126,
-			"count":74,
+			"count":76,
 			"max":[
-				9.921204764395952e-07,
-				0.1214386522769928,
-				-6.735790520906448e-07
+				1.0132789611816406e-06,
+				0.12219604849815369,
+				-6.705522537231445e-07
 			],
 			"min":[
 				-0.9999990463256836,
@@ -235,13 +285,13 @@
 		{
 			"bufferView":5,
 			"componentType":5126,
-			"count":74,
+			"count":76,
 			"type":"VEC3"
 		},
 		{
 			"bufferView":6,
 			"componentType":5126,
-			"count":74,
+			"count":76,
 			"type":"VEC2"
 		},
 		{
@@ -253,9 +303,9 @@
 		{
 			"bufferView":8,
 			"componentType":5126,
-			"count":40,
+			"count":42,
 			"max":[
-				2.5033950805664062e-05,
+				0.0032810475677251816,
 				0.19999995827674866,
 				0
 			],
@@ -269,13 +319,13 @@
 		{
 			"bufferView":9,
 			"componentType":5126,
-			"count":40,
+			"count":42,
 			"type":"VEC3"
 		},
 		{
 			"bufferView":10,
 			"componentType":5126,
-			"count":40,
+			"count":42,
 			"type":"VEC2"
 		},
 		{
@@ -287,64 +337,145 @@
 		{
 			"bufferView":12,
 			"componentType":5126,
-			"count":418,
+			"count":433,
 			"max":[
-				0.00867057777941227,
+				0.008670568466186523,
 				0.19999998807907104,
-				0
+				2.6469779601696886e-23
 			],
 			"min":[
-				-1.100000023841858,
-				-0.10000000149011612,
-				-0.5000007152557373
+				-1.1999990940093994,
+				-0.10000000894069672,
+				-0.5
 			],
 			"type":"VEC3"
 		},
 		{
 			"bufferView":13,
 			"componentType":5126,
-			"count":418,
+			"count":433,
 			"type":"VEC3"
 		},
 		{
 			"bufferView":14,
 			"componentType":5126,
-			"count":418,
+			"count":433,
 			"type":"VEC2"
 		},
 		{
 			"bufferView":15,
 			"componentType":5123,
-			"count":975,
+			"count":972,
 			"type":"SCALAR"
 		},
 		{
 			"bufferView":16,
 			"componentType":5126,
-			"count":418,
+			"count":29,
 			"max":[
-				0.00867057777941227,
-				0.19999998807907104,
-				0.5
+				0.008670799434185028,
+				0.12041480839252472,
+				5.960464477539063e-08
 			],
 			"min":[
-				-1.100000023841858,
-				-0.10000000149011612,
-				-7.152557373046875e-07
+				-1.1999988555908203,
+				-0.09999999403953552,
+				-0.5
 			],
 			"type":"VEC3"
 		},
 		{
 			"bufferView":17,
 			"componentType":5126,
-			"count":418,
+			"count":29,
 			"type":"VEC3"
 		},
 		{
 			"bufferView":18,
 			"componentType":5126,
-			"count":418,
+			"count":29,
 			"type":"VEC2"
+		},
+		{
+			"bufferView":19,
+			"componentType":5123,
+			"count":60,
+			"type":"SCALAR"
+		},
+		{
+			"bufferView":20,
+			"componentType":5126,
+			"count":429,
+			"max":[
+				0.008670568466186523,
+				0.19999998807907104,
+				0
+			],
+			"min":[
+				-1.1999990940093994,
+				-0.10000000894069672,
+				-0.5
+			],
+			"type":"VEC3"
+		},
+		{
+			"bufferView":21,
+			"componentType":5126,
+			"count":429,
+			"type":"VEC3"
+		},
+		{
+			"bufferView":22,
+			"componentType":5126,
+			"count":429,
+			"type":"VEC2"
+		},
+		{
+			"bufferView":23,
+			"componentType":5123,
+			"count":972,
+			"type":"SCALAR"
+		},
+		{
+			"bufferView":24,
+			"componentType":5123,
+			"count":259,
+			"normalized":true,
+			"type":"VEC4"
+		},
+		{
+			"bufferView":25,
+			"componentType":5126,
+			"count":259,
+			"max":[
+				4.4345855712890625e-05,
+				0.11039861291646957,
+				3.874301910400391e-06
+			],
+			"min":[
+				-1.000115156173706,
+				-0.036179300397634506,
+				-0.45530906319618225
+			],
+			"type":"VEC3"
+		},
+		{
+			"bufferView":26,
+			"componentType":5126,
+			"count":259,
+			"type":"VEC3"
+		},
+		{
+			"bufferView":27,
+			"componentType":5126,
+			"count":259,
+			"type":"VEC2"
+		},
+		{
+			"bufferView":28,
+			"componentType":5123,
+			"count":1101,
+			"type":"SCALAR"
 		}
 	],
 	"bufferViews":[
@@ -374,93 +505,153 @@
 		},
 		{
 			"buffer":0,
-			"byteLength":888,
+			"byteLength":912,
 			"byteOffset":1120,
 			"target":34962
 		},
 		{
 			"buffer":0,
-			"byteLength":888,
-			"byteOffset":2008,
+			"byteLength":912,
+			"byteOffset":2032,
 			"target":34962
 		},
 		{
 			"buffer":0,
-			"byteLength":592,
-			"byteOffset":2896,
+			"byteLength":608,
+			"byteOffset":2944,
 			"target":34962
 		},
 		{
 			"buffer":0,
 			"byteLength":252,
-			"byteOffset":3488,
+			"byteOffset":3552,
 			"target":34963
 		},
 		{
 			"buffer":0,
-			"byteLength":480,
-			"byteOffset":3740,
+			"byteLength":504,
+			"byteOffset":3804,
 			"target":34962
 		},
 		{
 			"buffer":0,
-			"byteLength":480,
-			"byteOffset":4220,
+			"byteLength":504,
+			"byteOffset":4308,
 			"target":34962
 		},
 		{
 			"buffer":0,
-			"byteLength":320,
-			"byteOffset":4700,
+			"byteLength":336,
+			"byteOffset":4812,
 			"target":34962
 		},
 		{
 			"buffer":0,
 			"byteLength":132,
-			"byteOffset":5020,
+			"byteOffset":5148,
 			"target":34963
 		},
 		{
 			"buffer":0,
-			"byteLength":5016,
-			"byteOffset":5152,
+			"byteLength":5196,
+			"byteOffset":5280,
 			"target":34962
 		},
 		{
 			"buffer":0,
-			"byteLength":5016,
-			"byteOffset":10168,
+			"byteLength":5196,
+			"byteOffset":10476,
 			"target":34962
 		},
 		{
 			"buffer":0,
-			"byteLength":3344,
-			"byteOffset":15184,
+			"byteLength":3464,
+			"byteOffset":15672,
 			"target":34962
 		},
 		{
 			"buffer":0,
-			"byteLength":1950,
-			"byteOffset":18528,
+			"byteLength":1944,
+			"byteOffset":19136,
 			"target":34963
 		},
 		{
 			"buffer":0,
-			"byteLength":5016,
-			"byteOffset":20480,
+			"byteLength":348,
+			"byteOffset":21080,
 			"target":34962
 		},
 		{
 			"buffer":0,
-			"byteLength":5016,
-			"byteOffset":25496,
+			"byteLength":348,
+			"byteOffset":21428,
 			"target":34962
 		},
 		{
 			"buffer":0,
-			"byteLength":3344,
-			"byteOffset":30512,
+			"byteLength":232,
+			"byteOffset":21776,
 			"target":34962
+		},
+		{
+			"buffer":0,
+			"byteLength":120,
+			"byteOffset":22008,
+			"target":34963
+		},
+		{
+			"buffer":0,
+			"byteLength":5148,
+			"byteOffset":22128,
+			"target":34962
+		},
+		{
+			"buffer":0,
+			"byteLength":5148,
+			"byteOffset":27276,
+			"target":34962
+		},
+		{
+			"buffer":0,
+			"byteLength":3432,
+			"byteOffset":32424,
+			"target":34962
+		},
+		{
+			"buffer":0,
+			"byteLength":1944,
+			"byteOffset":35856,
+			"target":34963
+		},
+		{
+			"buffer":0,
+			"byteLength":2072,
+			"byteOffset":37800,
+			"target":34962
+		},
+		{
+			"buffer":0,
+			"byteLength":3108,
+			"byteOffset":39872,
+			"target":34962
+		},
+		{
+			"buffer":0,
+			"byteLength":3108,
+			"byteOffset":42980,
+			"target":34962
+		},
+		{
+			"buffer":0,
+			"byteLength":2072,
+			"byteOffset":46088,
+			"target":34962
+		},
+		{
+			"buffer":0,
+			"byteLength":2202,
+			"byteOffset":48160,
+			"target":34963
 		}
 	],
 	"samplers":[
@@ -471,7 +662,7 @@
 	],
 	"buffers":[
 		{
-			"byteLength":33856,
+			"byteLength":50364,
 			"uri":"road-lanes.bin"
 		}
 	]

godot/astream/road/road.png.import

@@ -2,28 +2,30 @@
 
 importer="texture"
 type="StreamTexture"
-path="res://.import/road.png-fffb0f4010c0e3e4e2d8a7ecd084e72d.stex"
+path.s3tc="res://.import/road.png-fffb0f4010c0e3e4e2d8a7ecd084e72d.s3tc.stex"
+path.etc2="res://.import/road.png-fffb0f4010c0e3e4e2d8a7ecd084e72d.etc2.stex"
 metadata={
-"vram_texture": false
+"imported_formats": [ "s3tc", "etc2" ],
+"vram_texture": true
 }
 
 [deps]
 
 source_file="res://astream/road/road.png"
-dest_files=[ "res://.import/road.png-fffb0f4010c0e3e4e2d8a7ecd084e72d.stex" ]
+dest_files=[ "res://.import/road.png-fffb0f4010c0e3e4e2d8a7ecd084e72d.s3tc.stex", "res://.import/road.png-fffb0f4010c0e3e4e2d8a7ecd084e72d.etc2.stex" ]
 
 [params]
 
-compress/mode=0
+compress/mode=2
 compress/lossy_quality=0.7
 compress/hdr_mode=0
 compress/bptc_ldr=0
 compress/normal_map=0
-flags/repeat=0
+flags/repeat=true
 flags/filter=true
-flags/mipmaps=false
+flags/mipmaps=true
 flags/anisotropic=false
-flags/srgb=2
+flags/srgb=1
 process/fix_alpha_border=true
 process/premult_alpha=false
 process/HDR_as_SRGB=false
@@ -31,5 +33,5 @@ process/invert_color=false
 process/normal_map_invert_y=false
 stream=false
 size_limit=0
-detect_3d=true
+detect_3d=false
 svg/scale=1.0

godot/astream/road/roughness.png.import

@@ -0,0 +1,37 @@
+[remap]
+
+importer="texture"
+type="StreamTexture"
+path.s3tc="res://.import/roughness.png-d2a962b97bf129a7543624215e5981e2.s3tc.stex"
+path.etc2="res://.import/roughness.png-d2a962b97bf129a7543624215e5981e2.etc2.stex"
+metadata={
+"imported_formats": [ "s3tc", "etc2" ],
+"vram_texture": true
+}
+
+[deps]
+
+source_file="res://astream/road/roughness.png"
+dest_files=[ "res://.import/roughness.png-d2a962b97bf129a7543624215e5981e2.s3tc.stex", "res://.import/roughness.png-d2a962b97bf129a7543624215e5981e2.etc2.stex" ]
+
+[params]
+
+compress/mode=2
+compress/lossy_quality=0.7
+compress/hdr_mode=0
+compress/bptc_ldr=0
+compress/normal_map=0
+flags/repeat=true
+flags/filter=true
+flags/mipmaps=true
+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=false
+svg/scale=1.0

godot/config/stream.conf

@@ -57,6 +57,10 @@ 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"
+sidewalk_start_mesh = "res://astream/road/road-lanes_road-sidewalk-start.mesh"
+sidewalk_end_mesh = "res://astream/road/road-lanes_road-sidewalk-end.mesh"
+sidewalk_sideroad_mesh = "res://astream/road/road-lanes_road-sidewalk-sideroad.mesh"
+lot_mesh = "res://astream/road/road-lanes_road-lot.mesh"
 [lines]
 road_lines_path = "res://astream/road_lines.json"
 gen_prefixes = ["empty", "foundation30", "foundation60", "sideroad-start",

src/modules/stream/SCsub

@@ -10,7 +10,6 @@ env_stream.module_obj = []
 env_stream.Prepend(CPPPATH=["../../meshoptimizer/src"])
 env_stream.Prepend(CPPPATH=["event"])
 env_stream.add_source_files(env_stream.module_obj, "*.cpp")
-env_stream.add_source_files(env_stream.module_obj, "flecs/*.c")
 env.modules_sources += env_stream.module_obj
 
 SConscript("buildings/SCsub")
@@ -18,6 +17,7 @@ SConscript("rtree/SCsub")
 SConscript("ui/SCsub")
 SConscript("npc/SCsub")
 SConscript("event/SCsub")
+SConscript("flecs/SCsub")
 
 
 

src/modules/stream/buildings_data.cpp

@@ -181,7 +181,7 @@ void BuildingsData::read_buildings_json(const String &buildings_path)
 	while (e) {
 		struct building b;
 		String key = e->get();
-		if (!key.begins_with("road::")) {
+		if (!key.begins_with("road::") && !key.begins_with("road__")) {
 			Dictionary entry = json[key];
 			String id = entry.get("id", "empty");
 			if (id == "empty") {
@@ -216,7 +216,7 @@ void BuildingsData::save_buildings_json(const String &buildings_path)
 	ecs().each([&index, &json](const CBuildingData &b) {
 		String key = b.building.key;
 		/* do not save roadside generated stuff */
-		if (!key.begins_with("road::")) {
+		if (!key.begins_with("road::") && !key.begins_with("road__")) {
 			Dictionary dict = b.building.to_dict();
 			dict["index"] = index;
 			json[key] = dict;
@@ -712,7 +712,6 @@ const struct BuildingsData::building &
 BuildingsData::get_building(const String &building_key) const
 {
 	String ename = "base:" + building_key;
-	print_line("get_building: " + ename);
 	flecs::entity e = lookup(ename);
 	assert(e.is_valid());
 	return e.get<CBuildingData>()->building;
@@ -722,7 +721,6 @@ struct BuildingsData::building &
 BuildingsData::get_building(const String &building_key)
 {
 	String ename = "base:" + building_key;
-	print_line("get_building: " + ename);
 	flecs::entity e = lookup(ename);
 	assert(e.is_valid());
 	return e.get_mut<CBuildingData>()->building;

src/modules/stream/event/SCsub

@@ -0,0 +1,12 @@
+Import("env")
+Import("env_modules")
+
+env_stream = env_modules.Clone()
+env_stream.stream_building_sources = []
+
+env_stream.add_source_files(env_stream.stream_building_sources, "*.cpp")
+
+lib = env_stream.add_library("event", env_stream.stream_building_sources)
+env.Append(LIBS=[lib])
+env_stream.Prepend(CPPPATH=[".."])
+env_stream.Prepend(CPPPATH=["../../../meshoptimizer/src"])

src/modules/stream/event/editor_event.cpp

@@ -0,0 +1,32 @@
+#undef NDEBUG
+#include <cassert>
+
+#include "editor_event.h"
+
+EditorEvent *EditorEvent::singleton = nullptr;
+
+EditorEvent::EditorEvent()
+{
+}
+
+EditorEvent::~EditorEvent()
+{
+}
+
+EditorEvent *EditorEvent::get_singleton()
+{
+	if (!singleton)
+		singleton = memnew(EditorEvent);
+	return singleton;
+}
+
+void EditorEvent::EventHelper::emit(const String &event,
+				    const Vector<Variant> &args)
+{
+	auto evl = listeners.begin();
+	while (evl != listeners.end()) {
+		const event_listener_ptrs &xev = *evl;
+		xev.execute(event, args);
+		evl++;
+	}
+}

src/modules/stream/event/editor_event.h

@@ -0,0 +1,81 @@
+#ifndef EDITOR_EVENT_H
+#define EDITOR_EVENT_H
+#include <core/ustring.h>
+#include <list>
+class EditorEvent {
+public:
+	class EventHelper {
+		class event_listener_ptrs {
+		public:
+			class H {};
+			H *obj;
+			void (H::*method)(const String &event,
+					  const Vector<Variant> &args);
+			void execute(const String &event,
+				     const Vector<Variant> &args) const
+			{
+				(obj->*method)(event, args);
+			}
+		};
+		std::list<event_listener_ptrs> listeners;
+		typedef event_listener_ptrs::H *obj_t;
+		typedef void (event_listener_ptrs::H::*method_t)(
+			const String &event, const Vector<Variant> &args);
+
+	public:
+		template <class T>
+		void
+		add_listener(T *obj,
+			     void (T::*method)(const String &event,
+					       const Vector<Variant> &args));
+		template <class T>
+		void
+		remove_listener(T *obj,
+				void (T::*method)(const String &event,
+						  const Vector<Variant> &args));
+		void emit(const String &event, const Vector<Variant> &args);
+	};
+	EventHelper event;
+
+private:
+	static EditorEvent *singleton;
+	EditorEvent();
+	virtual ~EditorEvent();
+
+public:
+	static EditorEvent *get_singleton();
+};
+template <class T>
+void EditorEvent::EventHelper::remove_listener(
+	T *obj,
+	void (T::*method)(const String &event, const Vector<Variant> &args))
+{
+	listeners.remove_if([obj, method](const event_listener_ptrs &e) {
+		return e.obj == reinterpret_cast<obj_t>(obj) &&
+		       e.method == reinterpret_cast<method_t>(method);
+	});
+}
+template <class T>
+void EditorEvent::EventHelper::add_listener(
+	T *obj,
+	void (T::*method)(const String &event, const Vector<Variant> &args))
+{
+	auto evl = listeners.begin();
+	bool bad = false;
+	while (evl != listeners.end()) {
+		const event_listener_ptrs &xev = *evl;
+		if (xev.obj == reinterpret_cast<obj_t>(obj) &&
+		    xev.method == reinterpret_cast<method_t>(method)) {
+			bad = true;
+			break;
+		}
+		evl++;
+	}
+	if (bad)
+		return;
+	event_listener_ptrs ev;
+	ev.obj = reinterpret_cast<obj_t>(obj);
+	ev.method = reinterpret_cast<method_t>(method);
+	listeners.push_back(ev);
+}
+#endif

src/modules/stream/event/game_event.cpp

@@ -0,0 +1,31 @@
+#undef NDEBUG
+#include <cassert>
+
+#include "game_event.h"
+GameEvent *GameEvent::singleton = nullptr;
+
+GameEvent::GameEvent()
+{
+}
+
+GameEvent::~GameEvent()
+{
+}
+
+GameEvent *GameEvent::get_singleton()
+{
+	if (!singleton)
+		singleton = memnew(GameEvent);
+	return singleton;
+}
+
+void GameEvent::EventHelper::emit(const String &event,
+				  const Vector<Variant> &args)
+{
+	auto evl = listeners.begin();
+	while (evl != listeners.end()) {
+		const event_listener_ptrs &xev = *evl;
+		xev.execute(event, args);
+		evl++;
+	}
+}

src/modules/stream/event/game_event.h

@@ -0,0 +1,83 @@
+/* ~/godot-projects/streaming_world/src/modules/stream/game_event.h */
+#ifndef GAME_EVENT_H_
+#define GAME_EVENT_H_
+#include <core/ustring.h>
+#include <list>
+class GameEvent {
+public:
+	class EventHelper {
+		class event_listener_ptrs {
+		public:
+			class H {};
+			H *obj;
+			void (H::*method)(const String &event,
+					  const Vector<Variant> &args);
+			void execute(const String &event,
+				     const Vector<Variant> &args) const
+			{
+				(obj->*method)(event, args);
+			}
+		};
+		std::list<event_listener_ptrs> listeners;
+		typedef event_listener_ptrs::H *obj_t;
+		typedef void (event_listener_ptrs::H::*method_t)(
+			const String &event, const Vector<Variant> &args);
+
+	public:
+		template <class T>
+		void
+		add_listener(T *obj,
+			     void (T::*method)(const String &event,
+					       const Vector<Variant> &args));
+		template <class T>
+		void
+		remove_listener(T *obj,
+				void (T::*method)(const String &event,
+						  const Vector<Variant> &args));
+		void emit(const String &event, const Vector<Variant> &args);
+	};
+	EventHelper event;
+
+private:
+	static GameEvent *singleton;
+	GameEvent();
+	virtual ~GameEvent();
+
+public:
+	static GameEvent *get_singleton();
+};
+template <class T>
+void GameEvent::EventHelper::remove_listener(
+	T *obj,
+	void (T::*method)(const String &event, const Vector<Variant> &args))
+{
+	listeners.remove_if([obj, method](const event_listener_ptrs &e) {
+		return e.obj == reinterpret_cast<obj_t>(obj) &&
+		       e.method == reinterpret_cast<method_t>(method);
+	});
+}
+template <class T>
+void GameEvent::EventHelper::add_listener(
+	T *obj,
+	void (T::*method)(const String &event, const Vector<Variant> &args))
+{
+	auto evl = listeners.begin();
+	bool bad = false;
+	while (evl != listeners.end()) {
+		const event_listener_ptrs &xev = *evl;
+		if (xev.obj == reinterpret_cast<obj_t>(obj) &&
+		    xev.method == reinterpret_cast<method_t>(method)) {
+			bad = true;
+			break;
+		}
+		evl++;
+	}
+	if (bad)
+		return;
+	event_listener_ptrs ev;
+	ev.obj = reinterpret_cast<obj_t>(obj);
+	ev.method = reinterpret_cast<method_t>(method);
+	listeners.push_back(ev);
+}
+
+#endif // GAME_EVENT_H_

src/modules/stream/road_lines_data.cpp

@@ -78,12 +78,86 @@ public:
 		const struct CLine *cl = e.get<CLine>();
 		return &cl->line;
 	}
-	inline struct RoadLinesData::road_line &get_line(const String &key)
+	inline const struct RoadLinesData::road_edge &
+	get_line_edge(const String &key, int edge) const
+	{
+		flecs::entity e = lookup(key);
+		const struct CLine *cl = e.get<CLine>();
+		return cl->line.edges[edge];
+	}
+	void set_line_edge(const String &key, int edge_id,
+			   const struct RoadLinesData::road_edge &edge)
 	{
 		flecs::entity e = lookup(key);
 		struct CLine *cl = e.get_mut<CLine>();
+		cl->line.edges[edge_id] = edge;
+		e.modified<CLine>();
+	}
+	inline int get_line_edge_count(const String &key) const
+	{
+		flecs::entity e = lookup(key);
+		const struct CLine *cl = e.get<CLine>();
+		return cl->line.edges.size();
+	}
+	void
+	set_line_edge_left(const String &key, int edge_id,
+			   const struct RoadLinesData::road_edge_side &side)
+	{
+		//		print_line("set_line_edge_left: " + key + " " + itos(edge_id) +
+		//			   " lot: " + itos(side.lot));
+		flecs::entity e = lookup(key);
+		struct CLine *cl = e.get_mut<CLine>();
+		cl->line.edges[edge_id].left = side;
+		e.modified<CLine>();
+		cl = e.get_mut<CLine>();
+		assert(cl->line.edges[edge_id].left.lot == side.lot);
+	}
+	void
+	set_line_edge_right(const String &key, int edge_id,
+			    const struct RoadLinesData::road_edge_side &side)
+	{
+		//		print_line("set_line_edge_right: " + key + " " + itos(edge_id) +
+		//			   " lot: " + itos(side.lot));
+		flecs::entity e = lookup(key);
+		struct CLine *cl = e.get_mut<CLine>();
+		cl->line.edges[edge_id].right = side;
+		e.modified<CLine>();
+		cl = e.get_mut<CLine>();
+		assert(cl->line.edges[edge_id].right.lot == side.lot);
+	}
+	struct RoadLinesData::road_edge_side
+	get_line_edge_left(const String &key, int edge_id) const
+	{
+		flecs::entity e = lookup(key);
+		const struct CLine *cl = e.get<CLine>();
+		return cl->line.edges[edge_id].left;
+	}
+	struct RoadLinesData::road_edge_side
+	get_line_edge_right(const String &key, int edge_id) const
+	{
+		flecs::entity e = lookup(key);
+		const struct CLine *cl = e.get<CLine>();
+		return cl->line.edges[edge_id].right;
+	}
+	inline struct RoadLinesData::road_line get_line(const String &key)
+	{
+		flecs::entity e = lookup(key);
+		const struct CLine *cl = e.get<CLine>();
 		return cl->line;
 	}
+	inline const Transform &get_line_point_transform(const String &key,
+							 int point_index)
+	{
+		flecs::entity e = lookup(key);
+		const struct CLine *cl = e.get<CLine>();
+		return cl->line.points[point_index];
+	}
+	inline const Vector3 &get_line_point(const String &key, int point_index)
+	{
+		flecs::entity e = lookup(key);
+		const struct CLine *cl = e.get<CLine>();
+		return cl->line.points[point_index].origin;
+	}
 	inline const struct RoadLinesData::road_line &
 	operator[](const String &key) const
 	{
@@ -99,6 +173,12 @@ public:
 		CLine *cl = e.get_mut<CLine>();
 		if (cl->line.edges.size() != cl->line.points.size() - 1)
 			cl->line.edges.resize(cl->line.points.size() - 1);
+		e.modified<CLine>();
+	}
+	void update_line(const String &key)
+	{
+		flecs::entity e = lookup_create(key);
+		e.modified<CLine>();
 	}
 	inline void insert_line_point(const String &key, int index,
 				      const Transform &xform)
@@ -294,6 +374,71 @@ RoadLinesData::get_line(const String &key) const
 {
 	return ::lines[key];
 }
+const struct RoadLinesData::road_line *
+RoadLinesData::get_line_ptr(const String &key) const
+{
+	return ::lines.get_line_ptr(key);
+}
+RoadLinesData::road_edge RoadLinesData::get_line_edge(const String &key,
+						      int edge) const
+{
+	return ::lines.get_line_ptr(key)->edges[edge];
+}
+RoadLinesData::road_edge_side
+RoadLinesData::get_line_edge_left(const String &key, int edge) const
+{
+	return ::lines.get_line_edge_left(key, edge);
+}
+RoadLinesData::road_edge_side
+RoadLinesData::get_line_edge_right(const String &key, int edge) const
+{
+	return ::lines.get_line_edge_right(key, edge);
+}
+RoadLinesData::road_edge_side
+RoadLinesData::get_line_edge_side(const String &key, int edge, int side) const
+{
+	switch (side) {
+	case 0:
+		return get_line_edge_left(key, edge);
+		break;
+	case 1:
+		return get_line_edge_right(key, edge);
+		break;
+	default:
+		assert(false);
+		break;
+	}
+	assert(false);
+	/* should never happen */
+	return RoadLinesData::road_edge_side(get_line_edge(key, edge));
+}
+void RoadLinesData::set_line_edge_left(const String &key, int edge,
+				       road_edge_side &side)
+{
+	::lines.set_line_edge_left(key, edge, side);
+	assert(::lines.get_line_edge(key, edge).left.lot == side.lot);
+}
+void RoadLinesData::set_line_edge_right(const String &key, int edge,
+					road_edge_side &side)
+{
+	::lines.set_line_edge_right(key, edge, side);
+	assert(::lines.get_line_edge(key, edge).right.lot == side.lot);
+}
+void RoadLinesData::set_line_edge(const String &key, int edge_id,
+				  const road_edge &edge)
+{
+	::lines.set_line_edge(key, edge_id, edge);
+	assert(::lines.get_line_edge(key, edge_id).left.lot == edge.left.lot);
+	assert(::lines.get_line_edge(key, edge_id).right.lot == edge.right.lot);
+}
+int RoadLinesData::get_line_edge_count(const String &key) const
+{
+	return ::lines.get_line_edge_count(key);
+}
+const Vector3 &RoadLinesData::get_line_point(const String &key, int index) const
+{
+	return ::lines.get_line_point(key, index);
+}
 const RoadLinesData::road_line &RoadLinesData::lines(const String &key) const
 {
 	return ::lines[key];
@@ -307,6 +452,15 @@ void RoadLinesData::set_line(const String &key, const road_line &line)
 {
 	::lines.set_line(key, line);
 }
+void RoadLinesData::update_line(const String &key)
+{
+	::lines.update_line(key);
+}
+const Transform &RoadLinesData::get_line_point_transform(const String &key,
+							 int index) const
+{
+	return ::lines.get_line_point_transform(key, index);
+}
 bool RoadLinesData::has_line(const String &key)
 {
 	return ::lines.has(key);
@@ -446,6 +600,7 @@ void RoadLinesData::load_data()
 		::lines.get_key_list(&tkeys);
 		assert(!tkeys.empty());
 	}
+	update_line_edges();
 	initialized = true;
 }
 void RoadLinesData::save_data()
@@ -895,3 +1050,40 @@ Vector3 RoadLinesData::get_point_by_offsets(const String &line,
 	print_verbose("data: " + (ret.operator String()));
 	return ret;
 }
+
+bool RoadLinesData::road_edge_side::test(
+	const struct RoadLinesData::test_edge &other)
+{
+	float dst = Geometry::get_closest_distance_between_segments(
+		test_p[0], test_p[1], other.p0, other.p1);
+	if (dst < 4.0f) {
+		print_line("dst: " + String::num(dst));
+		print_line(test_p[0].operator String() + " " +
+			   test_p[1].operator String());
+		print_line(other.p0.operator String() + " " +
+			   other.p1.operator String());
+		print_line("index: " + itos(other.edge_index));
+		return false;
+	}
+	if (other.left.lot > 0) {
+		dst = Geometry::get_closest_distance_between_segments(
+			test_p[0], test_p[1], other.left.test_p[0],
+			other.left.test_p[1]);
+		if (dst < 4.0f)
+			return false;
+	}
+	if (other.right.lot > 0) {
+		dst = Geometry::get_closest_distance_between_segments(
+			test_p[0], test_p[1], other.right.test_p[0],
+			other.right.test_p[1]);
+		if (dst < 4.0f)
+			return false;
+	}
+	return true;
+}
+
+void RoadLinesData::road_edge_side::update_test_points(
+	const RoadLinesData::road_edge &edge)
+{
+	test_p[1] = test_p[0] + normal * lot_depth;
+}

src/modules/stream/road_lines_data.h

@@ -27,7 +27,15 @@ public:
 	};
 
 public:
+	struct test_edge;
+	struct road_edge;
+	struct road_line;
 	struct road_edge_side {
+		const RoadLinesData::road_edge &edge;
+		Vector3 normal;
+		Vector3 pmid[2];
+		Vector3 pside[2];
+		Vector3 test_p[2];
 		int transit_stop_count;
 		String transit_stop_type;
 		float transit_stop_offset;
@@ -45,6 +53,12 @@ public:
 		float lot_y_offset;
 		float lot_y_rotation;
 		String lot_type;
+
+		float lot_depth;
+		/* calculated */
+		float lot_depth_eff;
+
+	public:
 		struct buildings {
 			String id;
 			Vector3 offsets;
@@ -97,6 +111,7 @@ public:
 			ret["sideroad_y_rotation"] = sideroad_y_rotation;
 			ret["sideroad_type"] = sideroad_type;
 			ret["lot"] = lot;
+			ret["lot_depth"] = lot_depth;
 			ret["lot_offset"] = lot_offset;
 			ret["lot_dir_offset"] = lot_dir_offset;
 			ret["lot_y_offset"] = lot_y_offset;
@@ -112,8 +127,9 @@ public:
 			ret["lot_buildings"] = lot_buildings;
 			return ret;
 		}
-		road_edge_side()
-			: transit_stop_count(0)
+		road_edge_side(const RoadLinesData::road_edge &edge)
+			: edge(edge)
+			, transit_stop_count(0)
 			, transit_stop_type("")
 			, transit_stop_offset(0.0f)
 			, transit_stop_dir_offset(0.0f)
@@ -130,6 +146,7 @@ public:
 			, lot_y_offset(0.0f)
 			, lot_y_rotation(0.0f)
 			, lot_type(String(""))
+			, lot_depth(100.0f)
 			, buildings{}
 		{
 		}
@@ -151,6 +168,7 @@ public:
 			side.sideroad_y_rotation = dict["sideroad_y_rotation"];
 			side.sideroad_type = dict["sideroad_type"];
 			side.lot = dict["lot"];
+			side.lot_depth = dict.get("lot_depth", 100.0f);
 			side.lot_offset = dict["lot_offset"];
 			side.lot_dir_offset = dict["lot_dir_offset"];
 			side.lot_y_offset = dict["lot_y_offset"];
@@ -169,6 +187,118 @@ public:
 						       parts[i]);
 			}
 		}
+		bool test(const struct RoadLinesData::test_edge &other);
+		void
+		update_test_points(const struct RoadLinesData::road_edge &edge);
+		struct RoadLinesData::road_edge_side &
+		operator=(const struct RoadLinesData::road_edge_side &other)
+		{
+			if (this == &other)
+				return *this;
+			from_dict(*this, other.to_dict());
+			pmid[0] = other.pmid[0];
+			pmid[1] = other.pmid[1];
+			pside[0] = other.pside[0];
+			pside[1] = other.pside[1];
+			normal = other.normal;
+			test_p[0] = other.test_p[0];
+			test_p[1] = other.test_p[1];
+			lot_depth_eff = other.lot_depth_eff;
+			return *this;
+		}
+	};
+	struct test_edge {
+		String line_key;
+		int edge_index;
+		int p0_index, p1_index;
+		Vector3 p0, p1;
+		struct road_edge_side left, right;
+		test_edge(const String &key, int index)
+			: line_key(key)
+			, edge_index(index)
+			, left(RoadLinesData::get_singleton()
+				       ->lines(key)
+				       .edges[index])
+			, right(RoadLinesData::get_singleton()
+					->lines(key)
+					.edges[index])
+		{
+			update_from_line();
+		}
+		bool operator==(const struct test_edge &other)
+		{
+			return line_key == other.line_key &&
+			       edge_index == other.edge_index;
+		}
+		void validate()
+		{
+			RoadLinesData *rld = RoadLinesData::get_singleton();
+			RoadLinesData::road_edge edge =
+				rld->get_line_edge(line_key, edge_index);
+			if (edge.left.lot != left.lot) {
+				print_line("key: " + line_key +
+					   " index: " + itos(edge_index));
+				print_line("rl.edges[edge_index].left.lot = " +
+					   itos(edge.left.lot));
+				print_line("left.lot = " + itos(left.lot));
+			}
+			if (edge.right.lot != right.lot) {
+				print_line("key: " + line_key +
+					   " index: " + itos(edge_index));
+				print_line("rl.edges[edge_index].right.lot = " +
+					   itos(edge.right.lot));
+				print_line("right.lot = " + itos(right.lot));
+			}
+			assert(edge.left.lot == left.lot);
+			assert(edge.left.lot_depth == left.lot_depth);
+			assert(edge.right.lot == right.lot);
+			assert(edge.right.lot_depth == right.lot_depth);
+		}
+		void update_from_line()
+		{
+			RoadLinesData *rld = RoadLinesData::get_singleton();
+			RoadLinesData::road_edge edge =
+				rld->get_line_edge(line_key, edge_index);
+			print_line("line: " + line_key +
+				   " index: " + itos(edge_index) +
+				   " left.lot: " + itos(edge.left.lot) +
+				   " right.lot: " + itos(edge.right.lot));
+			print_line(edge.left.pmid[0].operator String());
+			print_line(edge.right.pmid[0].operator String());
+			assert(edge.left.pmid[0].is_equal_approx(
+				edge.right.pmid[0]));
+			assert(edge.left.pmid[1].is_equal_approx(
+				edge.right.pmid[1]));
+
+			left = edge.left;
+			right = edge.right;
+			left.normal = edge.left.normal;
+			left.lot = edge.left.lot;
+			left.lot_depth = edge.left.lot_depth;
+			right.normal = edge.right.normal;
+			right.lot = edge.right.lot;
+			right.lot_depth = edge.right.lot_depth;
+			validate();
+		}
+		void update_line()
+		{
+			print_line("update_line");
+			RoadLinesData *rld = RoadLinesData::get_singleton();
+			RoadLinesData::road_edge_side tmp_left =
+				rld->get_line_edge_left(line_key, edge_index);
+			RoadLinesData::road_edge_side tmp_right =
+				rld->get_line_edge_right(line_key, edge_index);
+			tmp_left.lot = left.lot;
+			tmp_left.lot_depth = left.lot_depth;
+			tmp_right.lot = right.lot;
+			tmp_right.lot_depth = right.lot_depth;
+			rld->set_line_edge_left(line_key, edge_index, tmp_left);
+			rld->set_line_edge_right(line_key, edge_index,
+						 tmp_right);
+			validate();
+			rld->update_line_edges();
+			validate();
+		}
 	};
 	struct road_edge {
 		struct road_edge_side left, right;
@@ -188,10 +318,18 @@ public:
 			road_edge_side::from_dict(edge.left, dleft);
 			road_edge_side::from_dict(edge.right, dright);
 		}
+		road_edge()
+			: left(*this)
+			, right(*this)
+		{
+		}
 	};
 	struct road_line {
 		std::vector<Transform> points;
+
 		std::vector<struct road_edge> edges;
+
+	public:
 		std::vector<struct line_segment> segments;
 		int lanes;
 		int pattern;
@@ -202,6 +340,50 @@ public:
 	struct road_line_index {
 		std::vector<int> indices;
 	};
+	void update_line_edges()
+	{
+		int edge_index;
+		List<String> keys;
+		get_road_lines_key_list(&keys);
+		List<String>::Element *e = keys.front();
+		while (e) {
+			String key = e->get();
+			// struct road_line rl = get_line(key);
+			for (edge_index = 0;
+			     edge_index < get_line_edge_count(key);
+			     edge_index++) {
+				const Vector3 &p0 =
+					get_line_point(key, edge_index);
+				const Vector3 &p1 =
+					get_line_point(key, edge_index + 1);
+				Vector3 dir = (p1 - p0).normalized();
+				Vector3 d = dir;
+				Vector3 left_n = Vector3(0, 1, 0).cross(d);
+				Vector3 right_n = -left_n;
+				RoadLinesData::road_edge tmp_edge =
+					get_line_edge(key, edge_index);
+				tmp_edge.left.normal = left_n;
+				tmp_edge.right.normal = right_n;
+				tmp_edge.left.pmid[0] = p0;
+				tmp_edge.left.pmid[1] = p1;
+				tmp_edge.right.pmid[0] = p0;
+				tmp_edge.right.pmid[1] = p1;
+				tmp_edge.left.test_p[0] = p0 + (p1 - p0) * 0.5f;
+				tmp_edge.left.test_p[1] =
+					tmp_edge.left.test_p[0] +
+					tmp_edge.left.normal *
+						tmp_edge.left.lot_depth;
+				tmp_edge.right.test_p[0] =
+					p0 + (p1 - p0) * 0.5f;
+				tmp_edge.right.test_p[1] =
+					tmp_edge.right.test_p[0] +
+					tmp_edge.right.normal *
+						tmp_edge.right.lot_depth;
+				set_line_edge(key, edge_index, tmp_edge);
+			}
+			e = e->next();
+		}
+	}
 
 public:
 	static ImmediateGeometry *get_debug_node();
@@ -214,6 +396,25 @@ public:
 	const struct road_line &lines(const String &key) const;
 	const struct road_line_index &indices(const String &key) const;
 	void set_line(const String &key, const struct road_line &line);
+	void update_line(const String &key);
+	const struct road_line *get_line_ptr(const String &key) const;
+	struct road_edge get_line_edge(const String &key, int edge) const;
+	struct road_edge_side get_line_edge_left(const String &key,
+						 int edge) const;
+	struct road_edge_side get_line_edge_right(const String &key,
+						  int edge) const;
+	struct road_edge_side get_line_edge_side(const String &key, int edge,
+						 int side) const;
+	void set_line_edge_left(const String &key, int edge,
+				struct road_edge_side &side);
+	void set_line_edge_right(const String &key, int edge,
+				 struct road_edge_side &side);
+	void set_line_edge(const String &key, int edge_id,
+			   const struct road_edge &edge);
+	int get_line_edge_count(const String &key) const;
+	const Vector3 &get_line_point(const String &key, int index) const;
+	const Transform &get_line_point_transform(const String &key,
+						  int index) const;
 	bool has_line(const String &key);
 	void insert_line_point(const String &key, int index,
 			       const Transform &xform);

src/modules/stream/road_lines_editor.cpp

@@ -589,6 +589,7 @@ void RoadLinesEditor::create_new_line_at_cursor(const String &line_name)
 	assert(rld->has_line(line_name));
 	update_line_index_ui();
 	update_ui();
+	rld->update_line_edges();
 }
 
 void RoadLinesEditor::delete_current_line()
@@ -599,6 +600,7 @@ void RoadLinesEditor::delete_current_line()
 	rld->erase_line(delete_line);
 	update_line_index_ui();
 	update_ui();
+	rld->update_line_edges();
 }
 
 Vector3 RoadLinesEditor::get_cursor_position()
@@ -1027,6 +1029,7 @@ void RoadLinesEditor::event_handler(const String &event,
 		}
 		RoadLinesData::road_edge::from_dict(rl.edges[index], data);
 		rld->set_line(current_line, rl);
+		rld->update_line_edges();
 		print_line("Update for index: " + itos(index) + " done");
 	}
 }
@@ -1199,8 +1202,10 @@ class EdgeEditorHandler {
 	void set_lot(RoadLinesData::road_edge_side &side, const String &pname,
 		     float dir_offt)
 	{
+		print_line("set_lot");
 		side.lot_type = pname.replace("lot-", "");
 		if (side.lot == 0) {
+			print_line("set_lot 2");
 			side.lot = 1;
 			side.lot_offset = get_edge_conf<float>(pname, "left",
 							       "lot_offset");
@@ -1278,7 +1283,6 @@ class EdgeEditorHandler {
 				b.id = pname;
 				b.offsets = Vector3();
 				b.y_rotation = 0.0f;
-
 				rl.edges[index].left.buildings.push_back(b);
 				if (rl.edges[index].left.lot > 0) {
 					String lot_id =
@@ -1307,6 +1311,8 @@ class EdgeEditorHandler {
 				rl.edges[index].right.buildings.clear();
 			}
 			rld->set_line(current_line, rl);
+			print_line("line updated: " + current_line);
+			rld->update_line_edges();
 			editor->rebuild_roads();
 		} else if (event == "road_lines_edge_editor::menu::right") {
 			PopupMenu *menu = Object::cast_to<PopupMenu>(args[0]);
@@ -1358,6 +1364,8 @@ class EdgeEditorHandler {
 				rl.edges[index].right.buildings.clear();
 			}
 			rld->set_line(current_line, rl);
+			rld->update_line_edges();
+			print_line("line updated: " + current_line);
 			editor->rebuild_roads();
 		}
 	}

src/modules/stream/ui/building_layout_graph_ui.cpp

@@ -7,7 +7,6 @@ void BuildingLayoutGraphUI::menu_pressed(int id, Control *button,
 					 const String &path)
 {
 	assert(button);
-	print_line(itos(id));
 	print_line(path);
 	switch (id) {
 	case 100:
@@ -459,7 +458,6 @@ static void *__PPP_ptr2 = nullptr;
 void BuildingLayoutGraphUI::command_entered(int index, Control *item,
 					    const String &path)
 {
-	print_line(itos(index));
 	flecs::world ecs = BaseData::get_singleton()->get();
 	flecs::entity e = ecs.lookup(path.ascii().ptr());
 	assert(e.is_valid());