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hz
2026-05-18 13:00:55 -05:00
commit cbce1590f5
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root = true
[*]
charset = utf-8
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# Normalize EOL for all files that Git considers text files.
* text=auto eol=lf
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# Godot 4+ specific ignores
.godot/
/android/
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uid://mcipi7y664aq
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[plugin]
name="Godot MCP"
description="A plugin to enable communication between Godot Editor and Model Context Protocol (MCP) clients."
author="Your Name"
version="0.1.0"
script="plugin.gd"
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# Structure for addons/godot_mcp/plugin.gd
@tool
extends EditorPlugin
const SERVER_PORT = 6400
var server: TCPServer = null
var active_connections = []
var command_handler
func _enter_tree():
# Initialize the plugin
print("Godot MCP Plugin activated")
# Create command handler
command_handler = preload("res://addons/godot_mcp/command_handler.gd").new()
command_handler.set_editor_plugin(self)
# Start the TCP server
server = TCPServer.new()
var error = server.listen(SERVER_PORT)
if error != OK:
push_error("Failed to start Godot MCP Server on port %d: %s" % [SERVER_PORT, error])
return
print("Godot MCP Server listening on port %d" % SERVER_PORT)
# Add UI
add_control_to_bottom_panel(
preload("res://addons/godot_mcp/ui/mcp_panel.tscn").instantiate(),
"MCP"
)
func _exit_tree():
# Clean up the plugin when disabled
if server:
server.stop()
server = null
for connection in active_connections:
if connection.get_status() == StreamPeerTCP.STATUS_CONNECTED:
connection.disconnect_from_host()
active_connections.clear()
# Remove UI
remove_control_from_bottom_panel(get_editor_interface().get_base_control().get_node("MCPPanel"))
print("Godot MCP Plugin deactivated")
func _process(delta):
# Check for new connections
if server and server.is_connection_available():
var connection = server.take_connection()
if connection:
active_connections.append(connection)
print("New MCP connection established")
# Process existing connections
var i = 0
while i < active_connections.size():
var connection = active_connections[i]
# Check connection status
if connection.get_status() != StreamPeerTCP.STATUS_CONNECTED:
active_connections.remove_at(i)
print("MCP connection closed")
continue
# Check for incoming messages
if connection.get_available_bytes() > 0:
var data = _read_message(connection)
if data.size() > 0:
# Process the command
var response = _process_command(data)
# Send the response
_send_message(connection, response)
i += 1
func _read_message(connection):
# Read data from the connection
var data = PackedByteArray()
var bytes_available = connection.get_available_bytes()
if bytes_available > 0:
data = connection.get_data(bytes_available)[1]
# Attempt to parse as JSON
var json_string = data.get_string_from_utf8()
var json = JSON.new()
var error = json.parse(json_string)
if error == OK:
return json.get_data()
else:
print("Failed to parse JSON: ", json.get_error_message())
return {}
func _send_message(connection, data):
# Convert to JSON and send
var json_string = JSON.stringify(data)
connection.put_data(json_string.to_utf8_buffer())
func _process_command(data):
# Process the command and return a response
if data == null or typeof(data) != TYPE_DICTIONARY:
return {
"status": "error",
"error": "Invalid command format. Expected a dictionary."
}
if not data.has("type") or not data.has("params"):
return {
"status": "error",
"error": "Invalid command format. Expected 'type' and 'params' fields."
}
var command_type = data["type"]
var params = data["params"]
if command_type == "ping":
return {"status": "success", "result": {"message": "pong"}}
# Forward to command handler
var result = command_handler.handle_command(command_type, params)
# Check if result is valid
if result == null:
return {
"status": "error",
"error": "Command handler returned null result"
}
if result.has("error"):
return {"status": "error", "error": result.error}
else:
return {"status": "success", "result": result}
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uid://ddfhkiyge45tn
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# addons/godot_mcp/ui/mcp_panel.gd
@tool
extends Control
var status_label: Label
var port_field: SpinBox
var start_button: Button
var stop_button: Button
var log_display: TextEdit
func _ready():
# Set up references to UI elements
status_label = $VBoxContainer/StatusPanel/StatusLabel
port_field = $VBoxContainer/ConfigPanel/PortField
start_button = $VBoxContainer/ButtonPanel/StartButton
stop_button = $VBoxContainer/ButtonPanel/StopButton
log_display = $VBoxContainer/LogPanel/LogDisplay
# Initialize UI
port_field.value = 6400 # Default port
start_button.disabled = false
stop_button.disabled = true
# Connect signals
start_button.pressed.connect(_on_start_button_pressed)
stop_button.pressed.connect(_on_stop_button_pressed)
# Set initial status
update_status("Not running")
add_log_message("Godot MCP Plugin initialized")
func update_status(status_text: String, is_error: bool = false):
status_label.text = "Status: " + status_text
if is_error:
status_label.add_theme_color_override("font_color", Color(1, 0.3, 0.3))
else:
status_label.remove_theme_color_override("font_color")
func add_log_message(message: String):
var timestamp = Time.get_datetime_string_from_system()
log_display.text += "[" + timestamp + "] " + message + "\n"
log_display.scroll_vertical = log_display.get_line_count()
func _on_start_button_pressed():
# This function will be called from the plugin.gd script
# when the server is actually started
update_status("Running on port " + str(port_field.value))
start_button.disabled = true
stop_button.disabled = false
add_log_message("MCP Server started on port " + str(port_field.value))
func _on_stop_button_pressed():
# This function will be called from the plugin.gd script
# when the server is actually stopped
update_status("Stopped")
start_button.disabled = false
stop_button.disabled = true
add_log_message("MCP Server stopped")
# Function to be called from plugin.gd when a client connects
func on_client_connected():
add_log_message("Client connected")
update_status("Client connected")
# Function to be called from plugin.gd when a client disconnects
func on_client_disconnected():
add_log_message("Client disconnected")
update_status("Running (no clients)")
# Function to be called from plugin.gd when a command is received
func on_command_received(command_type, params):
add_log_message("Command received: " + command_type)
# Function to be called from plugin.gd when a response is sent
func on_response_sent(command_type, success):
var status = "Success" if success else "Failed"
add_log_message("Response sent for " + command_type + ": " + status)
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uid://bqabyd7ce60u0
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[gd_scene load_steps=2 format=3 uid="uid://dxvt86ck6b2a4"]
[ext_resource type="Script" path="res://addons/godot_mcp/ui/mcp_panel.gd" id="1_4g23r"]
[node name="MCPPanel" type="Control"]
layout_mode = 3
anchors_preset = 15
anchor_right = 1.0
anchor_bottom = 1.0
grow_horizontal = 2
grow_vertical = 2
script = ExtResource("1_4g23r")
[node name="VBoxContainer" type="VBoxContainer" parent="."]
layout_mode = 1
anchors_preset = 15
anchor_right = 1.0
anchor_bottom = 1.0
grow_horizontal = 2
grow_vertical = 2
[node name="StatusPanel" type="PanelContainer" parent="VBoxContainer"]
layout_mode = 2
[node name="StatusLabel" type="Label" parent="VBoxContainer/StatusPanel"]
layout_mode = 2
text = "Status: Not running"
[node name="ConfigPanel" type="PanelContainer" parent="VBoxContainer"]
layout_mode = 2
[node name="HBoxContainer" type="HBoxContainer" parent="VBoxContainer/ConfigPanel"]
layout_mode = 2
[node name="PortLabel" type="Label" parent="VBoxContainer/ConfigPanel/HBoxContainer"]
layout_mode = 2
text = "Port:"
[node name="PortField" type="SpinBox" parent="VBoxContainer/ConfigPanel"]
layout_mode = 2
min_value = 1024.0
max_value = 65535.0
value = 6400.0
alignment = 1
[node name="ButtonPanel" type="PanelContainer" parent="VBoxContainer"]
layout_mode = 2
[node name="HBoxContainer" type="HBoxContainer" parent="VBoxContainer/ButtonPanel"]
layout_mode = 2
alignment = 1
[node name="StartButton" type="Button" parent="VBoxContainer/ButtonPanel"]
layout_mode = 2
text = "Start Server"
[node name="StopButton" type="Button" parent="VBoxContainer/ButtonPanel"]
layout_mode = 2
disabled = true
text = "Stop Server"
[node name="LogPanel" type="PanelContainer" parent="VBoxContainer"]
layout_mode = 2
size_flags_vertical = 3
[node name="LogDisplay" type="TextEdit" parent="VBoxContainer/LogPanel"]
layout_mode = 2
editable = false
wrap_mode = 1
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importer="texture"
type="CompressedTexture2D"
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detect_3d/compress_to=1
svg/scale=1.0
editor/scale_with_editor_scale=false
editor/convert_colors_with_editor_theme=false
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; 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="Territory-Autobattler"
config/features=PackedStringArray("4.6", "Forward Plus")
config/icon="res://icon.svg"
[editor_plugins]
enabled=PackedStringArray("res://addons/godot_mcp/plugin.cfg")
[physics]
3d/physics_engine="Jolt Physics"
[rendering]
rendering_device/driver.windows="d3d12"