likang
994d06aaea
- 新增 selector_candidate_demo，移除 provenance intent 后枚举候选 selector - 对候选分支执行有界重建与严格 STEP 比较 - 仅在候选遍历完整且唯一 strict 通过时生成 selector 映射记录 - 增加 selector 候选搜索、预算限制和记录生成的测试 - 保持生产 selector resolver 不受 Demo 逻辑影响 - 更新 CADFS 能力台账，记录 IMPRINT 派生 profile 的 lineage selector 缺口
100 lines
5.1 KiB
Python
100 lines
5.1 KiB
Python
"""Hole executors (hole_blind / hole_countersink / hole_counterbore / hole_wizard)."""
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from __future__ import annotations
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from typing import TYPE_CHECKING, Any
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from ..registry import atomic_executor
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from ..specs import HoleSpec, PlaneSpec, vector_scale
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from ..topology import FeaturePlanNode, FeatureResult, RuntimeDiagnostic
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from .common import _hole_starts, _host_plane
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if TYPE_CHECKING: # pragma: no cover - import for type checkers only
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from ..session import ExecutionSession
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@atomic_executor("hole_blind", "hole_countersink", "hole_counterbore")
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def _hole_executor(node: FeaturePlanNode, session: "ExecutionSession", sketch: dict[str, Any] | None) -> FeatureResult:
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del sketch
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return _execute_hole(node, session, wizard=False)
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@atomic_executor("hole_wizard")
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def _hole_wizard_executor(node: FeaturePlanNode, session: "ExecutionSession", sketch: dict[str, Any] | None) -> FeatureResult:
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del sketch
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return _execute_hole(node, session, wizard=True)
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def _execute_hole(node: FeaturePlanNode, session: "ExecutionSession", *, wizard: bool = False) -> FeatureResult:
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# 孔特征（hole）执行入口：在指定宿主面上按孔规格生成切除工具，并从主体上减去。
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# 1. 校验：孔是切除操作，必须先有主体。
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if session.body is None:
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raise ValueError("hole feature has no body")
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scope_feature_id = node.params.get("scope_feature_id")
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if scope_feature_id is not None:
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if not isinstance(scope_feature_id, str) or not scope_feature_id:
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raise ValueError("hole scope_feature_id is invalid")
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if len(session.body_members) != 1:
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raise ValueError("hole scope body is no longer the sole active member")
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scoped_body = session.body_members.get(scope_feature_id)
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if scoped_body is None:
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raise ValueError("hole scope body is no longer an independently selectable member")
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scoped_solids = session.adapter.body_solids(scoped_body)
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active_solids = session.adapter.body_solids(session.body)
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if (
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len(scoped_solids) != 1
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or len(active_solids) != 1
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or not scoped_solids[0].is_same(active_solids[0])
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):
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raise ValueError("hole scope body does not match the active body")
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# 2. 确定宿主面 host_face：
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host_selector = node.params.get("host_face")
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if isinstance(host_selector, dict) and isinstance(host_selector.get("frame"), dict):
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# 若直接带 frame（平面定义），则以该平面为宿主，孔位按局部坐标解释。
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host = PlaneSpec.from_mapping(host_selector["frame"])
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positions_are_local = True
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else:
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# 否则从特征选择器中取 face，解析出宿主平面，孔位按世界坐标解释。
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selectors = list(node.selectors)
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if isinstance(host_selector, dict):
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selectors.append(host_selector)
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selector = next((item for item in selectors if item.get("kind") == "face"), None)
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if selector is None:
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raise ValueError("hole requires host_face selector or frame")
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host = _host_plane(session.resolve(selector))
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positions_are_local = False
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# 3. 解析孔规格 HoleSpec（直径、深度、类型等，wizard 模式提供额外默认值）。
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spec = HoleSpec.from_feature(node.atomic_id, node.params, wizard=wizard)
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# 4. A host-face normal is an outward B-rep orientation, so its inverse
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# always enters the material. Inferring direction from the global body
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# centre fails for concave or multi-leg parts: for example, the top face
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# of an L bracket can sit below the whole body's centre and the old rule
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# drilled outward, producing a no-op feature reported as successful.
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# The selected topology face is the local, authoritative orientation.
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inward = vector_scale(host.normal, -1)
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# 5. 生成孔切除工具：按孔规格、起始位置、内方向及“贯穿到主体底面”的深度构造工具实体。
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tool = session.adapter.hole_tool(
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spec,
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_hole_starts(spec, host_plane=host, positions_are_local=positions_are_local),
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inward,
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session.adapter.body_span(session.body, inward) + 2.0,
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)
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# 6. 从主体上减去工具实体，登记新主体并返回结果。
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# thread 是装饰螺纹（无螺距、不进实体几何，SolidWorks/STEP 的螺纹孔
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# 即光滑孔）：孔按光滑圆柱孔执行，同时记录 info 级诊断便于批量报告
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# 追溯降级数量（issue #9，capabilities 已不再拒绝 thread）。
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diagnostics: list[RuntimeDiagnostic] = []
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if wizard and node.params.get("thread"):
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diagnostics.append(RuntimeDiagnostic(
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code="thread_decoration_ignored",
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message="Thread decoration is not modeled; the hole falls back to a plain cylindrical bore",
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feature_id=node.feature_id,
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))
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result_body = session.adapter.cut(session.body, tool)
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members = {scope_feature_id: result_body} if scope_feature_id is not None else None
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session.register_body(
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node.feature_id, result_body, replay_node=node, body_members=members,
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)
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return session.result(node, diagnostics=diagnostics)
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