126 lines
3.4 KiB
Markdown
126 lines
3.4 KiB
Markdown
# oapy
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Si2 OpenAccess 22.61 Python bindings via pybind11.
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oapy 是 [aivi](https://github.com/opencad-abu/aivi) 的子项目,为 aivi 平台提供 OpenAccess 数据访问能力。本项目仅包含 Python 绑定层,不涉及 OA C++ 实现。
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## 模块
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| 模块 | 覆盖 | 大小 | 说明 |
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|------|------|------|------|
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| `_common` | oaCommon | 1.2M | 插件基础接口 |
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| `_base` | oaBase | 11M | 基础类型、属性、名称空间 |
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| `_dm` | oaDM | 3.4M | 数据管理(库、单元、视图) |
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| `_cms` | oaCM | 2.5M | 变更管理系统 |
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| `_tech` | oaTech | 5.4M | 工艺定义、层、约束 |
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| `_design` | oaDesign | 20M | 电路设计(网络、实例、版图) |
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| `_wafer` | oaWafer | 2.2M | 晶圆/光罩 |
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| `liboapyRegistry` | 共享注册表 | 1.1M | 跨模块类型 downcast |
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## 依赖
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**运行时:**
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- Python 3.12
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- OpenAccess 22.61 共享库(`liboaBase.so`, `liboaDesign.so` 等)
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- libstdc++ (GLIBCXX ≥ 3.4.18)
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**编译时(仅从源码构建需要):**
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- GCC 9.3+ (C++17)
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- CMake 3.20+
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- pybind11 3.0+
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- OpenAccess 22.61 头文件 + 库
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- OA DM 插件(DMFileSys、DMTurbo 等)
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## 安装
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```bash
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# 当前系统 (glibc 2.34+)
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pip install dist/oapy-0.1b0-cp312-cp312-linux_x86_64.whl
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# RHEL7/CentOS7 (glibc 2.17+)
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pip install dist/oapy-0.1b0-cp312-cp312-glibc-2.17_x86_64.whl
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```
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## Labs
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`labs/` 目录包含 60 个 Python 实验脚本,对应 OpenAccess 22.61 C++ Lab 教程的 Python 移植版,涵盖 OA API 的各个模块。
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### Lab 章节
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| 章节 | 主题 | Lab 数量 |
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|------|------|---------|
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| Ch2 | MDPARies 环境配置 | 1 |
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| Ch3 | Sample 基础操作 | 1 |
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| Ch4 | oaDump 调试工具 | 1 |
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| Ch6 | 图形对象 (oaFig) | 2 |
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| Ch8 | 名称空间 & DM 数据 | 2 |
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| Ch9 | 库列表操作 | 1 |
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| Ch10 | 单元视图 & 数据压缩 | 2 |
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| Ch11 | Schematic 创建 | 3 |
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| Ch12 | Module 层次结构 | 2 |
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| Ch13 | Occurrence 遍历 | 5 |
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| Ch14 | 插件扩展 & DM 插件 | 3 |
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| Ch16 | 文本/评估/符号/Pin/Schematic/RQ | 11 |
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| Ch17 | Observer 观察者模式 | 8 |
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| Ch18 | Pcell 参数化单元 | 8 |
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| Ch20 | Tech 工艺库 | 2 |
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| Ch21 | Constraint 约束 | 1 |
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| Ch22 | 设计参数 | 1 |
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| Ch25 | Traits 特征 | 1 |
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| 附加 | 综合实验 | 5 |
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### 环境变量
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运行 lab 前需要设置以下环境变量(`run_lab.sh` 已自动配置):
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```bash
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# Python 库路径
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export LD_LIBRARY_PATH="/path/to/python3.12/lib:${LD_LIBRARY_PATH}"
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# oapy 绑定库
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export LD_LIBRARY_PATH="/path/to/oapy/oapy/_oa:${LD_LIBRARY_PATH}"
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# OpenAccess 库
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export LD_LIBRARY_PATH="/path/to/oa/22.61/lib/linux_rhel70_gcc93x_64/opt:${LD_LIBRARY_PATH}"
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# OA 插件搜索路径
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export OA_PLUGIN_PATH="/path/to/oa/22.61/data/plugins:${OA_PLUGIN_PATH}"
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# Python 模块路径
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export PYTHONPATH="/path/to/oapy:${PYTHONPATH}"
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```
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如果使用 oacpp 自编译 OA 库(aivi 项目),还需要 `LD_PRELOAD` 预加载 oacpp 库以覆盖官方版本:
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```bash
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export LD_PRELOAD="/path/to/oacpp/lib/liboaBase.so:/path/to/oacpp/lib/liboaDM.so:..."
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```
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### 运行 Lab
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```bash
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cd labs
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# 查看可用 lab
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./run_lab.sh
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# 运行指定 lab
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./run_lab.sh lab11_1_inverter.py
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# 示例输出
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============================================================
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oapy Lab 11-1: Inverter (反相器)
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============================================================
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✅ OA initialized
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📚 Library: aiviLabLib created
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...
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```
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## API 文档
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https://opencad-abu.github.io/oapy-docs-zh/
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## License
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Private — 仅限内部使用
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