#!/usr/bin/env python3
"""
Script to create a blue cube in Blender via MCP socket connection
"""
import socket
import json
def send_command(host, port, command_type, params=None):
"""Send a command to Blender and get response"""
try:
# Connect to Blender
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.settimeout(10)
sock.connect((host, port))
print(f"✓ Connected to Blender at {host}:{port}")
# Prepare command
command = {
"type": command_type,
"params": params or {}
}
# Send command
command_json = json.dumps(command) + "\n"
sock.sendall(command_json.encode('utf-8'))
# Receive response
buffer = ""
while True:
chunk = sock.recv(4096).decode('utf-8')
if not chunk:
break
buffer += chunk
try:
response = json.loads(buffer)
sock.close()
return response
except json.JSONDecodeError:
continue
except ConnectionRefusedError:
print("✗ Connection refused. Make sure:")
print(" 1. Blender is running")
print(" 2. MCP addon is installed and enabled")
print(" 3. Server is started (check MCP panel in Blender)")
return None
except Exception as e:
print(f"✗ Error: {e}")
return None
def main():
HOST = "localhost"
PORT = 9876
print("=" * 60)
print("Creating Blue Cube in Blender")
print("=" * 60)
# Step 1: Create a cube
print("\n[1/2] Creating cube...")
response = send_command(HOST, PORT, "create_object", {
"type": "cube",
"name": "BlueCube",
"location": [0, 0, 0],
"size": 2.0
})
if response and response.get("status") == "success":
print(f"✓ Cube created: {response.get('result')}")
else:
print(f"✗ Failed to create cube: {response}")
return
# Step 2: Set blue material
print("\n[2/2] Setting blue color...")
response = send_command(HOST, PORT, "set_material", {
"name": "BlueCube",
"color": [0.0, 0.0, 1.0] # RGB: Blue (0, 0, 1)
})
if response and response.get("status") == "success":
print(f"✓ Blue material applied: {response.get('result')}")
else:
print(f"✗ Failed to set material: {response}")
return
print("\n" + "=" * 60)
print("✓ Blue cube created successfully!")
print("=" * 60)
# Optional: Get viewport screenshot
print("\n[Optional] Capturing viewport screenshot...")
response = send_command(HOST, PORT, "get_viewport_screenshot", {
"width": 1920,
"height": 1080
})
if response and response.get("status") == "success":
print("✓ Screenshot captured (base64 data available)")
# Note: The actual image data is in response['result']['image_base64']
# You could save it or display it if needed
if __name__ == "__main__":
main()
