> For the complete documentation index, see [llms.txt](https://docs.convai.com/api-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.convai.com/api-docs/zh/cha-jian-yu-ji-cheng/convai-unity-sdk/utilities.md).

# 实用工具

实用工具是可选模块，可增强 AI 角色的外观和移动方式。它们完全在 Unity 内部运行——不会向 Convai 发送任何数据，并且独立于会话生命周期运行。

与通过与 Convai 通信来扩展角色感知和推理的功能不同，实用工具侧重于视觉和行为呈现：由情绪和对话状态驱动的手势动画、眼动跟踪以及自然的头部运动。这两个模块在有无有效 Convai 会话的情况下都能工作，并且可以添加到任何已经具有一个的角色上 `ConvaiCharacter` 组件。

<table data-view="cards"><thead><tr><th></th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><strong>对话动画</strong><br>使用池化的动画剪辑，根据对话状态和检测到的情绪驱动身体和头部手势层——无需每个剪辑都设置动画器状态。</td><td><a href="/pages/4855debc1a41a36a77ffcd2af49d786a7ffa1236">/pages/4855debc1a41a36a77ffcd2af49d786a7ffa1236</a></td></tr><tr><td><strong>凝视与注意力</strong><br>通过两阶段的“注意力 → 凝视”流程，添加眼动跟踪、头部旋转、扫视、眨眼以及智能焦点选择。</td><td><a href="/pages/ef7ab7a7a63bf2b7dbe5e891064030f0baab789b">/pages/ef7ab7a7a63bf2b7dbe5e891064030f0baab789b</a></td></tr></tbody></table>


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