feat(web-platform): release V0.4.1 完成基础控制
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2026-08-24 17:12:17 +08:00
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@@ -58,7 +58,7 @@ python3 -m http.server 8080 --directory wasm/web-platform-dist
## Python 控制器
Python 控制器是可信的单文件脚本,必须同步定义 `step(ctx, state)`;可选定义 `NAME`、`CONTROL_HZ`(限制为 1–500 Hz)、`init(api)`、`reset(state)` 和 `dispose(state)`。`init` 可用 `api.joint(name)`、`api.actuator(name)`、`api.sensor(name)`、`api.body(name)` 预解析 ID;`step` 可用 `ctx.qpos(id)`、`ctx.qvel(id)`、`ctx.sensor(id)`、`ctx.body_quat(id)`、`ctx.body_position(id)` 读取状态,并用 `ctx.set_control(id, value)` 写入经过有限值检查和 actuator 限幅的控制量。异常会自动停止控制器、暂停仿真并清零 `ctrl`。
Python 控制器是可信的单文件脚本,必须同步定义 `step(ctx, state)`;可选定义 `NAME`、`CONTROL_HZ`(限制为 1–500 Hz)、`init(api)`、`command(name, state)`、`reset(state)` 和 `dispose(state)`。`init` 可用 `api.joint(name)`、`api.actuator(name)`、`api.sensor(name)`、`api.body(name)` 预解析 ID;`step` 可用 `ctx.qpos(id)`、`ctx.qvel(id)`、`ctx.sensor(id)`、`ctx.body_quat(id)`、`ctx.body_position(id)` 读取状态,并用 `ctx.set_control(id, value)` 写入经过有限值检查和 actuator 限幅的控制量。定义 `command` 后,界面会显示停止、前进、后退、左转、右转和起跳按钮,并分别传入 `stop`、`forward`、`backward`、`turn_left`、`turn_right`、`jump`。所有回调都必须同步;异常会自动停止控制器或显示诊断,运行期异常还会暂停仿真并清零 `ctrl`。
当前 Python 与 MuJoCo 都运行在主线程,以保证闭环调用严格位于 `mj_step` 前。仅运行可信脚本;死循环仍可能阻塞页面。Pyodide 及 Python 标准库由 npm 包随生产构建离线发布,不从 CDN 下载;暂不支持第三方 Python 包、`pip` 或多文件 import。