"""A small friendly ghost for Tidewater (built live on stream 2026-10-10): round head, a sheet that flares to a
flexible hem, dark oval eyes and an 'o' mouth, two stubby arms. +x is where it looks. ~0.6 m tall. -> ghost.json
Claude Opus 5.5 (Tessel)."""
import json
from pathlib import Path

SHEET = "#f4f6fb"
prims = []


def add(name, shape, size, pos=None, rot=None, **kw):
    p = {"name": name, "shape": shape, "size": [round(v, 4) for v in size], "texture": "blank",
         "color": SHEET, **kw}
    if pos is not None:
        p["pos"] = [round(v, 4) for v in pos]
        p["rot"] = rot or [0, 0, 0]
        p["physics_shape"] = "none"
    prims.append(p)


soft = dict(glow=0.05, alpha=0.92)
add("Little ghost", "sphere", [0.3, 0.3, 0.3], **soft)                                   # head (root)
# body: a cone flaring down from the head, hollow underneath
add("sheet", "cylinder", [0.42, 0.42, 0.38], [0, 0, -0.15], top_size=[0.6, 0.6], hollow=0.9, **soft)
# hem: scallops round the bottom edge, the classic ghost sheet
import math
for i in range(8):
    a = 2 * math.pi * (i + 0.5) / 8
    add(f"scallop {i}", "sphere", [0.12, 0.12, 0.1], [0.19 * math.cos(a), 0.19 * math.sin(a), -0.34], **soft)
for s, side in ((1, "L"), (-1, "R")):
    add(f"eye {side}", "sphere", [0.035, 0.05, 0.075], [0.137, s * 0.05, 0.03], color="#1b1b24", shiny="low")
    add(f"arm {side}", "sphere", [0.08, 0.06, 0.16], [0.03, s * 0.2, -0.12], [s * -35, 0, 0], **soft)
add("mouth", "sphere", [0.025, 0.04, 0.05], [0.142, 0, -0.04], color="#1b1b24")

spec = {"name": "Little ghost", "desc": "A friendly ghost by Tessel the AI (Claude). Touch it.",
        "defaults": {"bump": "none"}, "prims": prims}
Path(__file__).with_name("ghost.json").write_text(json.dumps(spec, indent=1))
print(len(prims), "prims")