feat: add experimental polar pattern feature

config/compatibility-matrix.json

@@ -17,7 +17,7 @@
     "Inspection": { "status": "ui-manifest", "level": "unsupported", "commands": ["measure-distance", "measure-angle", "measure-area", "section", "check-dependencies"] }
   },
   "facadeCapabilities": {
-    "geometry": { "level": "experimental", "provider": "BitBybit OCCT 1.1.1", "operations": ["box", "cylinder", "sphere", "cone", "placement", "union", "cut", "intersection", "part-primitive-recompute", "part-boolean-recompute", "shape-check", "pad", "pocket", "pocket-through-all", "revolution", "fillet", "chamfer", "linear-pattern-whole-shape", "feature-shape-cache", "face-edge-vertex-topology", "step-export", "stl-export"] },
+    "geometry": { "level": "experimental", "provider": "BitBybit OCCT 1.1.1", "operations": ["box", "cylinder", "sphere", "cone", "placement", "union", "cut", "intersection", "part-primitive-recompute", "part-boolean-recompute", "shape-check", "pad", "pocket", "pocket-through-all", "revolution", "fillet", "chamfer", "linear-pattern-whole-shape", "polar-pattern-whole-shape", "feature-shape-cache", "face-edge-vertex-topology", "step-export", "stl-export"] },
     "document": { "level": "experimental", "operations": ["typed-properties", "expressions", "units", "dependency-dag", "parallel-level-recompute", "sync-recompute", "async-generation-recompute", "root-cause-diagnostics", "repair-branch-recompute", "undo-redo"] },
     "sketcher": { "level": "experimental", "operations": ["point-line-circle-arc-model", "basic-constraints", "diameter-symmetric-tangent", "basic-solver", "persistence"] },
     "fcstd": { "level": "read-only", "operations": ["zip-preflight", "document-xml-metadata", "proxy-report", "script-isolation"] }

docs/freecad-full-parity-plan.zh-CN.md

@@ -334,13 +334,13 @@ Geometry Facade 还接入了 Bitbybit IO 的 STEP 和 ASCII STL 导出，作为
 | P2-04 Project list/load | `project.list()` 暴露 SQLite/内存快照摘要，`app.document.load()` 将选定快照作为活动 Document 事务恢复，清理旧重算/Shape/Task 状态、保留 Undo 边界并按完整对象图异步重算；Projects 页面按 documentId 调用 Facade API | 列表摘要、保存→修改→加载后属性恢复、选择清空、任务清空和加载重算调用通过测试 | FCStd 导入仍是只读 metadata/proxy；跨文档 ShapeHandle 和 Shape 持久化仍待完成 |
 | P2-03 Resource/recovery fallback | SQLite Worker 在无 OPFS 的浏览器中使用内存资源表，保留 SHA-256 身份和引用计数；恢复报告区分数据库完整但目标文档缺失的 `unavailable`；销毁 Worker 时清空临时资源 | Worker 类型检查、生产构建通过 | 内存资源会随刷新丢失；配额回收、持久资源校验和大文件压力仍待实现 |
 | PART-07 Shape check | `check-shape` 使用 Facade `geometry.topology()` 生成面/边/顶点数量和 `SHAPE_CHECK_PASSED` 信息诊断；空缓存、空拓扑和 Worker 错误分别返回结构化失败诊断 | 无 Shape、错误选择前置和拓扑调用边界通过测试/构建 | 当前是网格派生拓扑检查，不等价于 OCCT `BRepCheck_Analyzer`，完整修复建议和自交诊断仍待实现 |
-| P1-02 命令准确性 | manifest 仍可完整展示；Part `primitive/union/cut/intersection` 与 Part Design 核心命令已有 Facade executor；命令状态同时检查工作台和对象类型选择谓词；其余未接入 executor 的命令返回 disabled 与 `COMMAND_UNIMPLEMENTED`，不再静默完成 | Part 基本体/布尔 Shape 缓存、选择不兼容时的禁用原因、`polar-pattern` 未实现状态与诊断测试通过 | 其余工作台要逐项增加真实 executor、Task 参数和黄金回放后才能启用 |
-| P3-05 Linear Pattern 实验切片 | `linear-pattern` 通过 Part Design 选择谓词、Task 和类型化属性创建 `PartDesign::LinearPattern`；按 Occurrences 2–100、总 Length 和 Horizontal/Vertical/Normal 方向调用 Placement 生成等距副本，再由 OCCT union 合并；临时副本在成功/失败时释放 | 间距/方向、联合输入、句柄释放、非法次数诊断、Base 链接、Body.Tip、属性校验和任务提交回归测试通过 | 当前复制整个 Base Shape，不等价于 FreeCAD 局部特征 Pattern；单实体规则、重叠结果策略、稳定 TopoRef、Generated/Modified/Deleted 历史、Polar Pattern 和 Hole 仍待实现，因此保持 `experimental` |
+| P1-02 命令准确性 | manifest 仍可完整展示；Part `primitive/union/cut/intersection` 与 Part Design 核心命令已有 Facade executor；命令状态同时检查工作台和对象类型选择谓词；其余未接入 executor 的命令返回 disabled 与 `COMMAND_UNIMPLEMENTED`，不再静默完成 | Part 基本体/布尔 Shape 缓存、选择不兼容时的禁用原因、`hole` 未实现状态与诊断测试通过 | 其余工作台要逐项增加真实 executor、Task 参数和黄金回放后才能启用 |
+| P3-05 Pattern 实验切片 | `linear-pattern` 和 `polar-pattern` 通过 Part Design 选择谓词、Task 和类型化属性创建对应对象；Linear 按总 Length 等距平移，Polar 在小于 360° 时覆盖首末角、360° 时不复制重合端点；两者均由 OCCT union 合并并释放临时副本 | 线性间距/方向、圆周完整/部分角度分布、联合输入、句柄释放、非法参数诊断、Base 链接、Body.Tip、属性校验和任务提交回归测试通过 | 当前为 FreeCAD 1.0+ 的 Transform body 近似，只复制整个 Base Shape；未实现 Transform tool shapes、连接单实体过滤、稳定 TopoRef、历史映射、反向轴和引用轴，因此保持 `experimental`；Hole 仍待实现 |
 
 后续按以下顺序连续开发：
 
 1. `P4-06/DAG-08`：同步/异步重算已共享抑制传播和根因诊断语义，并支持定位、解除错误后的最小闭包重算与合法特征抑制；继续补齐多配置抑制、Body Tip 重定向、最近有效 Shape 显式回滚和性能计数器。Shape 缓存已进入 Facade，但尚未持久化。
-2. `P3-04/P3-05`：Pad/Pocket/Revolution/Fillet/Chamfer 已有 OCCT Worker 输入适配和 Shape 缓存回写，Pocket Through all 已接入；Linear Pattern 已完成整 Shape 实验切片；继续补齐 Up to face、局部特征/拓扑历史、Polar Pattern 和 Hole，未完成能力保持 disabled 或 experimental。
+2. `P3-04/P3-05`：Pad/Pocket/Revolution/Fillet/Chamfer 已有 OCCT Worker 输入适配和 Shape 缓存回写，Pocket Through all 已接入；Linear/Polar Pattern 已完成整 Shape 实验切片；继续补齐 Up to face、局部特征/拓扑历史和 Hole，未完成能力保持 disabled 或 experimental。
 3. `TSN-03/05/07/08`：补齐 edge/vertex 签名、OCCT Generated/Modified/Deleted 历史、跨特征迁移和歧义处理；任何 transient index 不得写入持久引用。
 4. `SK-03/SK-06/SK-07`：编译和验证 planegcs WASM，按基础/高级约束建立 FreeCAD 黄金回放；基础 solver 维持 experimental。
 5. `P2-04/P2-05/P2-06`：完成保存点恢复报告、迁移回滚、配额回收和 BroadcastChannel 单写者冲突。

docs/web-cad-implementation-plan.zh-CN.md

@@ -1603,7 +1603,7 @@ P0 基线/治理
 | P3-02 几何句柄与网格协议 | `IN PROGRESS` | Facade 已定义并实现受控 `ShapeHandle`、`MeshAsset`、`SubshapeRef` 类型；句柄携带 documentId/version，底层 OCCT hash 不出运行时，跨文档、字段篡改和释放后访问被拒绝；`geometry.topology()` 已从 BitBybit 网格生成面/边/点基础签名，OCCT 历史命名仍未实现 |
 | P3-03 基本体和变换 | `IN PROGRESS` | 真实 OCCT Box/Cylinder/Sphere/Cone 和 FreeCAD 风格 Placement 已通过浏览器矩阵；0.05 mm 网格精度下曲面包围盒最大离散误差约 0.023 mm；自动化浏览器黄金测试尚未进入 CI |
 | P3-04 Boolean/Pad/Pocket/Revolution | `IN PROGRESS` | 文档作用域 Union/Cut/Intersection 与 PlanarProfile 驱动的 Pad/Pocket/Revolution 已通过真实 OCCT 浏览器矩阵；重算 executor 已在 Worker ready 时执行 Pad/Pocket/Revolution，Revolution Angle/Reversed 已接入，Fillet/Chamfer 也有 Shape 缓存回写；Up to face、FCStd Shape 持久化仍待完成 |
-| P3-05 Fillet/Chamfer/Pattern/Hole | `IN PROGRESS` | Fillet/Chamfer 已接入 Shape 缓存；Linear Pattern 已贯通选择谓词、Task、`App::PropertyInteger`、Base/Body.Tip、Placement 等距副本、OCCT union、临时句柄释放和结构化输入诊断。当前为整 Shape 实验语义；局部特征历史、稳定 TopoRef、Polar Pattern 与 Hole 仍待实现 |
+| P3-05 Fillet/Chamfer/Pattern/Hole | `IN PROGRESS` | Fillet/Chamfer 已接入 Shape 缓存；Linear/Polar Pattern 已贯通选择谓词、Task、`App::PropertyInteger`、Base/Body.Tip、Placement 副本、OCCT union、临时句柄释放和结构化输入诊断；Polar 的 360° 与部分角度间距分别遵循不重合端点和首末覆盖规则。当前为整 Shape 实验语义；局部特征历史、连接单实体过滤、稳定 TopoRef 与 Hole 仍待实现 |
 | P5-02 网格增量接入 | `IN PROGRESS` | Three Adapter 可用 `BufferGeometry` 接收 Facade `MeshAsset`，替换时释放旧 GPU geometry；视口优先使用重计算缓存的对象 Shape，失败时保留最近有效结果，无缓存时才创建并释放 Pad/Pocket 临时预览链；对象级增量缓存与选择映射尚未实现 |
 | P8-01 第一批自动化场景 | `IN PROGRESS` | `tests/facade.test.ts` 已覆盖 47 个场景，包括 Part 命令、基本体/布尔重算、async generation 重算、DAG 分层并行、抑制传播/恢复、根因诊断/修复、OCCT 特征执行器、FCStd 安全检查、schema、串行/跨标签持久化、资源引用、事件、任务、禁用/未实现命令、历史和表达式；E2E/黄金几何待补齐 |
 
@@ -1698,7 +1698,7 @@ DocumentSnapshot 现在区分模型树投影与 `DocumentObjectSnapshot` 真值
 | 类型控件 | `PASS` | View 标签由 metadata 生成 1 个 checkbox、2 个 enumeration、2 个 numeric、2 个 color 控件 |
 | Part primitive Task | `PASS` | Part 工作台任务可选择 Box/Cylinder/Sphere/Cone，尺寸和角度草稿写入 `Part::*` 对象属性并进入 OCCT 重算 |
 | Part Boolean Task | `PASS` | Union/Cut/Intersection 任务提供 Base/Tool 对象选择槽，链接写入对象依赖图；确认后将新对象及其依赖闭包标记 dirty 并触发异步重算 |
-| Part Design Task | `PASS` | Pad/Pocket/Revolution/Fillet/Chamfer 任务草稿写入 Length/Type/Angle/Reversed/Midplane/Radius/Distance；Linear Pattern 写入 Base/Occurrences/Length/Direction，确认后仍通过 Facade 历史边界提交并更新 Body.Tip |
+| Part Design Task | `PASS` | Pad/Pocket/Revolution/Fillet/Chamfer 任务草稿写入 Length/Type/Angle/Reversed/Midplane/Radius/Distance；Linear/Polar Pattern 写入 Base、Occurrences 和各自 Length/Direction 或 Angle/Axis，确认后仍通过 Facade 历史边界提交并更新 Body.Tip |
 | 选择谓词 | `PASS` | 选择 Origin/文件夹后 Part Union/Check geometry 被禁用；选择非 Sketch 对象后 Sketcher Solve 被禁用，并返回可解释原因 |
 | 校验 | `PASS` | 负 Length、越界 Percent、未知 Enumeration、无效颜色、缺失 Link、只读 Property 在 Facade 拒绝 |
 | Undo/Redo | `PASS` | Length 42→50 可撤销回 42、重做至 50，Property 和树投影同步 |

src/facade/mockFacade.ts

@@ -42,7 +42,7 @@ const initialTree: ModelTreeItem[] = [
   { id: 'reference', label: 'Reference geometry', type: 'folder', children: ['DatumPlane', 'DatumAxis'] },
 ]
 
-const typeIdForItem = (item: ModelTreeItem) => item.type === 'body' ? 'PartDesign::Body' : item.type === 'sketch' ? 'Sketcher::SketchObject' : item.id.startsWith('box') ? 'Part::Box' : item.id.startsWith('cylinder') ? 'Part::Cylinder' : item.id.startsWith('sphere') ? 'Part::Sphere' : item.id.startsWith('cone') ? 'Part::Cone' : item.id.startsWith('union') ? 'Part::Fuse' : item.id.startsWith('cut') ? 'Part::Cut' : item.id.startsWith('intersection') ? 'Part::Common' : item.id.startsWith('pad') ? 'PartDesign::Pad' : item.id.startsWith('pocket') ? 'PartDesign::Pocket' : item.id.startsWith('revolution') ? 'PartDesign::Revolution' : item.id.startsWith('fillet') ? 'PartDesign::Fillet' : item.id.startsWith('chamfer') ? 'PartDesign::Chamfer' : item.id.startsWith('linear-pattern') ? 'PartDesign::LinearPattern' : item.type === 'feature' ? 'PartDesign::Feature' : 'App::DocumentObjectGroup'
+const typeIdForItem = (item: ModelTreeItem) => item.type === 'body' ? 'PartDesign::Body' : item.type === 'sketch' ? 'Sketcher::SketchObject' : item.id.startsWith('box') ? 'Part::Box' : item.id.startsWith('cylinder') ? 'Part::Cylinder' : item.id.startsWith('sphere') ? 'Part::Sphere' : item.id.startsWith('cone') ? 'Part::Cone' : item.id.startsWith('union') ? 'Part::Fuse' : item.id.startsWith('cut') ? 'Part::Cut' : item.id.startsWith('intersection') ? 'Part::Common' : item.id.startsWith('pad') ? 'PartDesign::Pad' : item.id.startsWith('pocket') ? 'PartDesign::Pocket' : item.id.startsWith('revolution') ? 'PartDesign::Revolution' : item.id.startsWith('fillet') ? 'PartDesign::Fillet' : item.id.startsWith('chamfer') ? 'PartDesign::Chamfer' : item.id.startsWith('linear-pattern') ? 'PartDesign::LinearPattern' : item.id.startsWith('polar-pattern') ? 'PartDesign::PolarPattern' : item.type === 'feature' ? 'PartDesign::Feature' : 'App::DocumentObjectGroup'
 
 const commonProperties = (item: ModelTreeItem): ObjectPropertySnapshot[] => [
   { name: 'Label', label: 'Label', group: 'Identity', scope: 'data', type: 'App::PropertyString', value: item.label },
@@ -117,6 +117,12 @@ const featureProperties = (item: ModelTreeItem): ObjectPropertySnapshot[] => {
     { name: 'Length', label: 'Length', group: 'Pattern', scope: 'data', type: 'App::PropertyLength', value: 20, unit: 'mm', recompute: true },
     { name: 'Direction', label: 'Direction', group: 'Pattern', scope: 'data', type: 'App::PropertyEnumeration', value: 'Horizontal', options: ['Horizontal', 'Vertical', 'Normal'], recompute: true },
   ]
+  if (item.id.startsWith('polar-pattern')) return [
+    { name: 'Base', label: 'Base', group: 'Pattern', scope: 'data', type: 'App::PropertyLink', value: null, recompute: true },
+    { name: 'Occurrences', label: 'Occurrences', group: 'Pattern', scope: 'data', type: 'App::PropertyInteger', value: 3, recompute: true },
+    { name: 'Angle', label: 'Angle', group: 'Pattern', scope: 'data', type: 'App::PropertyAngle', value: 360, unit: 'deg', recompute: true },
+    { name: 'Axis', label: 'Axis', group: 'Pattern', scope: 'data', type: 'App::PropertyEnumeration', value: 'Normal', options: ['Normal', 'Horizontal', 'Vertical'], recompute: true },
+  ]
   if (item.type === 'sketch') return [
     { name: 'Support', label: 'Support', group: 'Attachment', scope: 'data', type: 'App::PropertyLink', value: 'XY_Plane', recompute: true },
     { name: 'ConstraintStatus', label: 'Solver state', group: 'Constraints', scope: 'data', type: 'App::PropertyString', value: 'Fully constrained', readOnly: true },
@@ -175,10 +181,10 @@ const createDocument = (label = 'Pump Housing'): DocumentSnapshot => {
 
 const selectionRequired = new Set(['pad', 'pocket', 'revolution', 'fillet', 'chamfer', 'union', 'cut', 'intersection', 'check-shape', 'hole', 'linear-pattern', 'polar-pattern', 'measure-distance', 'measure-angle', 'measure-area', 'solve-sketch'])
 const systemCommands = new Set(['new-document', 'save', 'select-object'])
-const implementedCommandIds = new Set(['new-document', 'save', 'select-object', 'create-body', 'create-sketch', 'new-sketch', 'pad', 'pocket', 'revolution', 'fillet', 'chamfer', 'linear-pattern', 'primitive', 'union', 'cut', 'intersection', 'check-shape', 'solve-sketch'])
-const partDesignCommands = new Set(['create-body', 'create-sketch', 'pad', 'pocket', 'revolution', 'fillet', 'chamfer', 'linear-pattern'])
+const implementedCommandIds = new Set(['new-document', 'save', 'select-object', 'create-body', 'create-sketch', 'new-sketch', 'pad', 'pocket', 'revolution', 'fillet', 'chamfer', 'linear-pattern', 'polar-pattern', 'primitive', 'union', 'cut', 'intersection', 'check-shape', 'solve-sketch'])
+const partDesignCommands = new Set(['create-body', 'create-sketch', 'pad', 'pocket', 'revolution', 'fillet', 'chamfer', 'linear-pattern', 'polar-pattern'])
 const partCommands = new Set(['primitive', 'union', 'cut', 'intersection', 'check-shape'])
-const shapeSelectionCommands = new Set(['union', 'cut', 'intersection', 'check-shape', 'fillet', 'chamfer', 'linear-pattern'])
+const shapeSelectionCommands = new Set(['union', 'cut', 'intersection', 'check-shape', 'fillet', 'chamfer', 'linear-pattern', 'polar-pattern'])
 const featureSelectionCommands = new Set(['pad', 'pocket', 'revolution'])
 const shapeTypeIds = new Set([
   'Part::Box',
@@ -196,6 +202,7 @@ const shapeTypeIds = new Set([
   'PartDesign::Fillet',
   'PartDesign::Chamfer',
   'PartDesign::LinearPattern',
+  'PartDesign::PolarPattern',
 ])
 const featureCommands: Record<string, { label: string; detail: string }> = {
   'create-body': { label: 'Body', detail: 'Part Design body' },
@@ -206,6 +213,7 @@ const featureCommands: Record<string, { label: string; detail: string }> = {
   fillet: { label: 'Fillet', detail: 'Radius 3 mm' },
   chamfer: { label: 'Chamfer', detail: 'Length 2 mm' },
   'linear-pattern': { label: 'Linear Pattern', detail: '2 occurrences over 20 mm' },
+  'polar-pattern': { label: 'Polar Pattern', detail: '3 occurrences over 360 deg' },
   primitive: { label: 'Box', detail: '10 × 10 × 10 mm' },
   union: { label: 'Union', detail: 'Boolean fuse' },
   cut: { label: 'Cut', detail: 'Boolean difference' },
@@ -362,6 +370,7 @@ export function createMockFacade(): BitBybitWebCadFacade {
     }
     for (const property of objectSnapshot.properties.filter((candidate) => candidate.recompute && !candidate.readOnly)) validatePropertyValue(document, property, property.value)
     if (commandId === 'linear-pattern' && Number(objectSnapshot.properties.find((property) => property.name === 'Length')?.value) <= 0) throw new RangeError('Linear pattern length must be greater than zero.')
+    if (commandId === 'polar-pattern' && Number(objectSnapshot.properties.find((property) => property.name === 'Angle')?.value) <= 0) throw new RangeError('Polar pattern angle must be greater than zero.')
     const objects = [...document.objects.map((object) => ({ ...object, properties: object.properties.map((property) => ({ ...property })), sketch: object.sketch ? cloneSketch(object.sketch) : undefined })), objectSnapshot]
     const tipObject = type === 'feature' && partDesignCommands.has(commandId) && commandId !== 'create-sketch' ? objects.find((object) => object.id === 'body') : undefined
     if (tipObject) {

src/facade/recomputeEngine.ts

@@ -302,7 +302,7 @@ export const createFacadeGeometryRecomputeExecutor = (
     return base
   }
   if (base.status === 'failed' || object.sketch || geometry.capabilities().status !== 'ready') return base
-  if (!['Part::Box', 'Part::Cylinder', 'Part::Sphere', 'Part::Cone', 'Part::Fuse', 'Part::Cut', 'Part::Common', 'PartDesign::Pad', 'PartDesign::Pocket', 'PartDesign::Revolution', 'PartDesign::Fillet', 'PartDesign::Chamfer', 'PartDesign::LinearPattern'].includes(object.typeId)) return base
+  if (!['Part::Box', 'Part::Cylinder', 'Part::Sphere', 'Part::Cone', 'Part::Fuse', 'Part::Cut', 'Part::Common', 'PartDesign::Pad', 'PartDesign::Pocket', 'PartDesign::Revolution', 'PartDesign::Fillet', 'PartDesign::Chamfer', 'PartDesign::LinearPattern', 'PartDesign::PolarPattern'].includes(object.typeId)) return base
 
   const requiresProfile = object.typeId === 'PartDesign::Pad' || object.typeId === 'PartDesign::Pocket' || object.typeId === 'PartDesign::Revolution'
   const profileObject = requiresProfile ? linkedObject(object, 'Profile', document) : undefined
@@ -378,6 +378,24 @@ export const createFacadeGeometryRecomputeExecutor = (
       } finally {
         await Promise.allSettled(copies.map((copy) => geometry.release(copy)))
       }
+    } else if (object.typeId === 'PartDesign::PolarPattern') {
+      const baseObject = linkedObject(object, 'Base', document)
+      const baseShape = baseObject ? shapes.get(baseObject.id) : undefined
+      if (!baseShape) return geometryFailure(object.id, 'BASE_SHAPE_MISSING', 'Polar pattern base has no valid recomputed Shape.')
+      const occurrences = numberProperty('Occurrences', 3)
+      if (!Number.isSafeInteger(occurrences) || occurrences < 2 || occurrences > 100) return geometryFailure(object.id, 'PATTERN_OCCURRENCES_INVALID', 'Polar pattern occurrences must be an integer between 2 and 100.')
+      const angle = numberProperty('Angle', 360)
+      if (!(angle > 0) || angle > 360) return geometryFailure(object.id, 'PATTERN_ANGLE_INVALID', 'Polar pattern angle must be greater than zero and no more than 360 degrees.')
+      const axisName = propertyValue(object, 'Axis')
+      const axis: [number, number, number] = axisName === 'Horizontal' ? [1, 0, 0] : axisName === 'Vertical' ? [0, 1, 0] : [0, 0, 1]
+      const step = angle === 360 ? angle / occurrences : angle / (occurrences - 1)
+      const copies: ShapeHandle[] = []
+      try {
+        for (let index = 1; index < occurrences; index += 1) copies.push(await geometry.applyPlacement({ ...documentContext, shape: baseShape, placement: { translation: [0, 0, 0], rotationAxis: axis, rotationAngle: step * index } }))
+        result = await geometry.union({ ...documentContext, shapes: [baseShape, ...copies] })
+      } finally {
+        await Promise.allSettled(copies.map((copy) => geometry.release(copy)))
+      }
     } else {
       const baseObject = linkedObject(object, 'Base', document)
       const baseShape = baseObject ? shapes.get(baseObject.id) : undefined

tests/facade.test.ts

@@ -377,7 +377,7 @@ test('OCCT feature executor builds a Sketch to Pad to Pocket chain and retains t
     createCylinder: async () => shape('cylinder-shape'),
     createSphere: async () => shape('sphere-shape'),
     createCone: async () => shape('cone-shape'),
-    applyPlacement: async (input) => { calls.push(`placement:${input.placement.translation.join(',')}`); return shape(`pattern-copy-${calls.filter((call) => call.startsWith('placement:')).length}`) },
+    applyPlacement: async (input) => { calls.push(`placement:${input.placement.translation.join(',')}:${input.placement.rotationAxis.join(',')}:${input.placement.rotationAngle}`); return shape(`pattern-copy-${calls.filter((call) => call.startsWith('placement:')).length}`) },
     union: async (input) => { calls.push(`union:${input.shapes.map((entry) => entry.id).join(',')}`); return shape('union-shape') },
     cut: async () => shape('cut-shape'),
     intersection: async () => shape('intersection-shape'),
@@ -447,8 +447,8 @@ test('OCCT feature executor builds a Sketch to Pad to Pocket chain and retains t
   const patternResult = await executor(linearPattern, document, context)
   assert.equal(patternResult.status, 'success')
   assert.equal(shapes.get('linear-pattern')?.id, 'union-shape')
-  assert.ok(calls.includes('placement:0,10,0'))
-  assert.ok(calls.includes('placement:0,20,0'))
+  assert.ok(calls.includes('placement:0,10,0:0,0,1:0'))
+  assert.ok(calls.includes('placement:0,20,0:0,0,1:0'))
   assert.ok(calls.includes('union:pad-shape,pattern-copy-1,pattern-copy-2'))
   assert.ok(calls.includes('release:pattern-copy-1'))
   assert.ok(calls.includes('release:pattern-copy-2'))
@@ -458,6 +458,24 @@ test('OCCT feature executor builds a Sketch to Pad to Pocket chain and retains t
   assert.equal(invalidPatternResult.status, 'failed')
   assert.equal(invalidPatternResult.errors?.[0].code, 'PATTERN_OCCURRENCES_INVALID')
 
+  const polarPattern = { id: 'polar-pattern', typeId: 'PartDesign::PolarPattern', properties: [
+    { name: 'Base', label: 'Base', group: 'Pattern', scope: 'data' as const, type: 'App::PropertyLink' as const, value: 'pad' },
+    { name: 'Occurrences', label: 'Occurrences', group: 'Pattern', scope: 'data' as const, type: 'App::PropertyInteger' as const, value: 3 },
+    { name: 'Angle', label: 'Angle', group: 'Pattern', scope: 'data' as const, type: 'App::PropertyAngle' as const, value: 360, unit: 'deg' },
+    { name: 'Axis', label: 'Axis', group: 'Pattern', scope: 'data' as const, type: 'App::PropertyEnumeration' as const, value: 'Normal', options: ['Normal', 'Horizontal', 'Vertical'] },
+  ] }
+  const polarResult = await executor(polarPattern, document, context)
+  assert.equal(polarResult.status, 'success')
+  assert.ok(calls.includes('placement:0,0,0:0,0,1:120'))
+  assert.ok(calls.includes('placement:0,0,0:0,0,1:240'))
+  assert.ok(calls.includes('union:pad-shape,pattern-copy-3,pattern-copy-4'))
+
+  const partialPolar = { ...polarPattern, id: 'polar-pattern-partial', properties: polarPattern.properties.map((property) => property.name === 'Angle' ? { ...property, value: 180 } : property) }
+  const partialPolarResult = await executor(partialPolar, document, context)
+  assert.equal(partialPolarResult.status, 'success')
+  assert.ok(calls.includes('placement:0,0,0:0,0,1:90'))
+  assert.ok(calls.includes('placement:0,0,0:0,0,1:180'))
+
   const suppressedPad = { ...pad, properties: [...pad.properties, { name: 'Suppressed', label: 'Suppressed', group: 'Feature state', scope: 'data' as const, type: 'App::PropertyBool' as const, value: true }] }
   const suppressedResult = await executor(suppressedPad, document, context)
   assert.equal(suppressedResult.status, 'suppressed')
@@ -642,10 +660,10 @@ test('disabled commands return a reason instead of mutating the document', () =>
 test('manifest commands without a Bitbybit executor are explicitly unsupported', () => {
   const facade = createMockFacade()
   const before = facade.getState().document.version
-  const state = facade.gui.command.getState('polar-pattern')
+  const state = facade.gui.command.getState('hole')
   assert.equal(state.status, 'disabled')
   assert.match(state.reason || '', /business executor/)
-  facade.gui.command.execute({ commandId: 'polar-pattern' })
+  facade.gui.command.execute({ commandId: 'hole' })
   assert.equal(facade.getState().diagnostics.at(-1)?.code, 'COMMAND_UNIMPLEMENTED')
   assert.equal(facade.getState().document.version, before)
 })
@@ -919,6 +937,17 @@ test('Part Design feature tasks commit a document object and remain undoable', (
   assert.throws(() => facade.task.apply(), /between 2 and 100/)
   assert.equal(facade.app.document.getObject('linear-pattern001'), null)
   facade.task.cancel()
+
+  facade.gui.command.execute({ commandId: 'polar-pattern' })
+  facade.task.update({ occurrences: 4, angle: 180, axis: 'Normal' })
+  facade.task.apply()
+  const polarPattern = facade.app.document.getObject('polar-pattern')
+  assert.equal(polarPattern?.typeId, 'PartDesign::PolarPattern')
+  assert.equal(polarPattern?.properties.find((property) => property.name === 'Base')?.value, 'linear-pattern')
+  assert.equal(polarPattern?.properties.find((property) => property.name === 'Occurrences')?.value, 4)
+  assert.equal(polarPattern?.properties.find((property) => property.name === 'Angle')?.value, 180)
+  assert.equal(polarPattern?.properties.find((property) => property.name === 'Axis')?.value, 'Normal')
+  assert.equal(facade.app.document.getObject('body')?.properties.find((property) => property.name === 'Tip')?.value, 'polar-pattern')
 })
 
 test('Part workbench commands create primitive and boolean document objects', () => {