Files
envi-code/SourceCode/Code2026/inc
company-desktop 4523690cc5 revert: 删除 modeler filer 存 3D 缓存的全部代码(实测该 API 写读不能配对)
结论(用户实测):acdbModelerSaveEntityToDwgFiler 写出的数据,
用 acdbModelerRestoreEntityFromDwgFiler 读回来 CAD 直接报错、实体丢失。
这两个函数不是一对可逆读写,不能用来把绘制缓存塞进 DWG 再取回来。

本仓库自己的现象与之一致:
- 单条静态数据时"读回 len=1 / setASMBody 成功 / 包围盒正确"只是巧合;
- 一旦多条混排或与别的字段交错,读端就错位,表现为
  "打开图形文件发现一个错误" + 实体变 ZOMBIEENTITY(造型.dwg 的 2D5 就是);
- 之前加的读端防护(magic/count/尾标记/失败回退)只能保证不把文件写得更坏,
  改变不了"写进去的字节读不回同一个几何"这个根本问题。

删除范围(对应之前几个 PR):
- AecDbEntityCommon: Write3DBufferBlock / Read3DBufferBlock(#125)
- AecDbEwFitting: 上述两个函数的调用点(#125)
- AecDbX3dPartEntity: WriteX3dGeomBlock / ReadX3dGeomBlock 及调用点(#118)
- AecDbX3dPart.h/.cpp: GetDwgCacheSolid / SetDwgCacheSolid(#118)
- AecDbMultiPartEntity: 3D 缓存块,版本号回到 3(#131/#132)
- cmakelists.txt: AEC_HAS_MODELER_FILER 能力宏
共 -612 行。

保留:AEC_PERF_COUNTER 计时(EwPipeBase::Draw3d / X3dPart::Rebuild /
MultiPartEntity::Draw3d)。它们只回答"开图期画了多少、花了多久",与存盘格式无关,
以后评估"隐藏块里放真实 3DSOLID"或 SAT 通道时还用得上。

结论与后续方向写进 3d-cache-dwg-verdict.md §10。

验证:R230 Debug 编译通过(CoreCommand_BAL_REMOTE,零 error)。
2026-10-30 19:01:19 +08:00
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