初始发布: 21 个 skills (Claude Code / Codex / DSH)

2026-08-14 01:51:44 +08:00
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+#!/usr/bin/env python3
+"""Meshy text-to-3d CLI（Python 3 标准库，无需额外依赖）。
+
+用法：
+    MESHY_API_KEY=msy_xxx python3 meshy_gen.py "<prompt>" "<输出.glb>" [texture_prompt]
+
+流程：preview -> 轮询 -> refine(PBR) -> 轮询 -> 下载 GLB。
+"""
+import argparse
+import json
+import os
+import shutil
+import sys
+import time
+import urllib.error
+import urllib.request
+
+API_URL = "https://api.meshy.ai/openapi/v2/text-to-3d"
+
+
+def load_key():
+    key = os.environ.get("MESHY_API_KEY", "").strip()
+    if key:
+        return key
+    config_path = os.path.expanduser("~/.config/meshy_api_key")
+    if os.path.exists(config_path):
+        key = open(config_path).read().strip()
+        if key:
+            return key
+    sys.exit("没有 Meshy API Key。设置环境变量 MESHY_API_KEY，或写入 ~/.config/meshy_api_key")
+
+
+def request(method, url, body=None, key=None):
+    req = urllib.request.Request(url, method=method)
+    req.add_header("Authorization", "Bearer " + key)
+    req.add_header("Content-Type", "application/json")
+    data = json.dumps(body).encode() if body is not None else None
+    try:
+        with urllib.request.urlopen(req, data=data) as resp:
+            return json.loads(resp.read().decode())
+    except urllib.error.HTTPError as e:
+        text = e.read().decode()
+        try:
+            text = json.loads(text).get("message", text)
+        except json.JSONDecodeError:
+            pass
+        sys.exit(f"HTTP {e.code}: {text}")
+
+
+def create_task(mode, prompt, key, preview_task_id=None, texture_prompt=None):
+    body = {
+        "mode": mode,
+        "prompt": prompt,
+        "model_type": "lowpoly",
+        "target_formats": ["glb"],
+        "pose_mode": "",
+        "should_remesh": False,
+        "art_style": "realistic",
+    }
+    if mode == "refine":
+        body["preview_task_id"] = preview_task_id
+        body["enable_pbr"] = True
+        body["remove_lighting"] = True
+        if texture_prompt:
+            body["texture_prompt"] = texture_prompt
+    return request("POST", API_URL, body, key)["result"]
+
+
+def poll_task(task_id, key):
+    url = f"{API_URL}/{task_id}"
+    while True:
+        result = request("GET", url, None, key)
+        status = result.get("status")
+        if status == "SUCCEEDED":
+            return result
+        if status == "FAILED":
+            message = result.get("task_error", {}).get("message", "unknown error")
+            sys.exit(f"任务失败：{message}")
+        print(f"  {status} ...", flush=True)
+        time.sleep(5)
+
+
+def download(url, output):
+    req = urllib.request.Request(url)
+    with urllib.request.urlopen(req) as resp, open(output, "wb") as f:
+        shutil.copyfileobj(resp, f)
+
+
+def main():
+    parser = argparse.ArgumentParser(description="Meshy text-to-3d 生成 GLB")
+    parser.add_argument("prompt", help="模型描述，必须包含 stylized, low-poly, game asset")
+    parser.add_argument("output", help="输出 .glb 路径")
+    parser.add_argument("texture_prompt", nargs="?", default="", help="可选贴图提示")
+    args = parser.parse_args()
+
+    key = load_key()
+    print("创建 preview 任务 ...", flush=True)
+    preview_id = create_task("preview", args.prompt, key)
+    print(f"  preview task: {preview_id}", flush=True)
+    preview = poll_task(preview_id, key)
+    print("  preview 完成", flush=True)
+
+    print("创建 refine 任务（PBR 贴图）...", flush=True)
+    refine_id = create_task(
+        "refine",
+        args.prompt,
+        key,
+        preview_task_id=preview_id,
+        texture_prompt=args.texture_prompt,
+    )
+    print(f"  refine task: {refine_id}", flush=True)
+    refine = poll_task(refine_id, key)
+    print("  refine 完成", flush=True)
+
+    glb_url = refine.get("model_urls", {}).get("glb")
+    if not glb_url:
+        sys.exit("响应中没有 model_urls.glb")
+    download(glb_url, args.output)
+    print(f"已保存: {args.output}")
+
+
+if __name__ == "__main__":
+    main()