turn into addon

.gitignore

@@ -1,5 +1,5 @@
 # Binaries.
-bin/
+addons/example/bin/
 
 # Objects.
 *.os
@@ -11,3 +11,9 @@ bin/
 
 # MacOS
 .DS_Store/
+
+# Editors
+.vscode/
+
+# Godot 4+ specific ignores
+.godot/

README.md

@@ -1 +1,3 @@
-# gdextension example
+# gdextension
+
+Self-contained gdextension template for Godot Engine 4.x

SConstruct

@@ -9,14 +9,14 @@ sources = Glob("src/*.cpp")
 
 if env["platform"] == "osx":
     library = env.SharedLibrary(
-        "bin/libgdexample.{}.{}.framework/libgdexample.{}.{}".format(
+        "addons/example/bin/libgdexample.{}.{}.framework/libgdexample.{}.{}".format(
             env["platform"], env["target"], env["platform"], env["target"]
         ),
         source=sources,
     )
 else:
     library = env.SharedLibrary(
-        "bin/libgdexample.{}.{}.{}{}".format(
+        "addons/example/bin/libgdexample.{}.{}.{}{}".format(
             env["platform"], env["target"], env["arch_suffix"], env["SHLIBSUFFIX"]
         ),
         source=sources,

addons/example/example.gdextension

@@ -0,0 +1,16 @@
+[configuration]
+
+entry_symbol = "example_library_init"
+
+[libraries]
+
+macos.debug = "bin/libgdexample.osx.debug.framework"
+macos.release = "bin/libgdexample.osx.release.framework"
+windows.debug.x86_64 = "bin/libgdexample.windows.debug.x86_64.dll"
+windows.release.x86_64 = "bin/libgdexample.windows.release.x86_64.dll"
+linux.debug.x86_64 = "bin/libgdexample.linux.debug.x86_64.so"
+linux.release.x86_64 = "bin/libgdexample.linux.release.x86_64.so"
+linux.debug.arm64 = "bin/libgdexample.linux.debug.arm64.so"
+linux.release.arm64 = "bin/libgdexample.linux.release.arm64.so"
+linux.debug.rv64 = "bin/libgdexample.linux.debug.rv64.so"
+linux.release.rv64 = "bin/libgdexample.linux.release.rv64.so"

demo/demo.gd

@@ -0,0 +1,6 @@
+extends Node
+
+func _ready() -> void:
+	print("Hello GDScript!")
+	# TODO: Static https://github.com/godotengine/godot/issues/61963
+	Example.new().hello_extension()

demo/demo.tscn

@@ -0,0 +1,6 @@
+[gd_scene load_steps=2 format=3 uid="uid://p4prpbgep4um"]
+
+[ext_resource type="Script" path="res://demo/demo.gd" id="1_6gvlp"]
+
+[node name="Demo" type="Node"]
+script = ExtResource( "1_6gvlp" )

project.godot

@@ -0,0 +1,15 @@
+; Engine configuration file.
+; It's best edited using the editor UI and not directly,
+; since the parameters that go here are not all obvious.
+;
+; Format:
+;   [section] ; section goes between []
+;   param=value ; assign values to parameters
+
+config_version=5
+
+[application]
+
+config/name="example"
+run/main_scene="res://demo/demo.tscn"
+config/features=PackedStringArray("4.0", "Vulkan Clustered")

src/example.cpp

@@ -10,6 +10,7 @@ using namespace godot;
 
 void Example::_bind_methods()
 {
+	// TODO: Static https://github.com/godotengine/godot/issues/61963
 	ClassDB::bind_method(D_METHOD("hello_extension"), &Example::hello_extension);
 }
 

src/register_types.cpp

@@ -27,3 +27,17 @@ void uninitialize_example_module(ModuleInitializationLevel p_level)
 		return;
 	}
 }
+
+extern "C"
+{
+	GDNativeBool GDN_EXPORT example_library_init(const GDNativeInterface *p_interface, const GDNativeExtensionClassLibraryPtr p_library, GDNativeInitialization *r_initialization)
+	{
+		godot::GDExtensionBinding::InitObject init_obj(p_interface, p_library, r_initialization);
+
+		init_obj.register_initializer(initialize_example_module);
+		init_obj.register_terminator(uninitialize_example_module);
+		init_obj.set_minimum_library_initialization_level(MODULE_INITIALIZATION_LEVEL_SCENE);
+
+		return init_obj.init();
+	}
+}