e469ef75ef
feat(v5-M4): industrial formats + GPU acceleration + Python bindings
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M4.1 — 工业格式 (Agent #0 ):
- JT parser: ISO 14306 Segment→Part→Mesh/LOD, XT B-Rep decode
- Parasolid XT: text/binary parser, Body→BrepModel mapping
- ACIS SAT: text format parser with version handling
- IFC: SPF parser, IfcWall/Slab/Beam/Column entities
- STEP AP242: PMI annotation + tolerance export
- 47 tests covering all formats + edge cases
M4.2 — GPU 加速 (Agent #1 ):
- CUDA kernels: mc_kernel, qem_cost_kernel, tri_intersect_kernel
- __constant__ memory for edge tables, atomic triangle collection
- CPU fallback when CUDA unavailable (seamless degradation)
- VDE_USE_CUDA CMake option, .cu compilation support
- 9 tests with CPU path validation
M4.3 — Python 绑定 (Agent #2 ):
- vde_brep: BrepModel, make_*, boolean, STEP/IGES, heal, validate
- vde_sdf: primitives, operations, to_mesh, gradient descent
- vde_cam: roughing/finishing/drilling, Tool, ToolLibrary
- vde_assembly: Assembly, AssemblyNode, interference, explode
- Version: 3.3.0 synced across pyproject/setup/__init__
13 files, ~5200 lines, 56+ tests
2026-07-26 21:34:44 +08:00
7c2fb4b7c3
feat(v3.2): CI/CD config + Python bindings setup
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- Add .gitea/workflows/build.yml (build, test, docs, python binding CI)
- Add root pyproject.toml + setup.py (CMake-based pip install)
- Add root vde/__init__.py (Python package entry point)
- Update README: CI badge, version 3.2.0, Python install instructions
- Bump project version to 3.2.0 across CMakeLists.txt, python/setup.py, python/vde/__init__.py
- Add build_py/ to .gitignore
2026-07-24 11:33:09 +00:00
08b5854c56
feat(sdf): S12-C PyTorch integration + Python bindings
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Add batch evaluation/gradient functions for SDF trees (sdf_torch.h/cpp).
Add sdf_gradient.h with finite-difference gradient utilities.
Add Python modules vde.sdf (high-level SDF API) and vde.torch_sdf (PyTorch autograd).
Add test_sdf_torch_bridge.cpp with batch eval/gradient tests.
Integrate into vde_sdf library and test suite.
2026-07-24 07:20:45 +00:00
b7419a7881
feat(sdf): S11 — SDF 隐式建模完整模块
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S11-A: SDF 图元库
- 14 种基础形状（inline header）
- sphere/box/round_box/torus/capsule/cylinder/cone/plane/ellipsoid
- triangular_prism/hex_prism/link/wedge
- 2D 挤出（extrusion/extrusion_bounded/revolution）
S11-B: SDF 操作 + 域变形
- 锐利布尔: union/intersection/difference
- 平滑布尔: smooth_union/smooth_intersection/smooth_difference
- 修饰器: round/onion
- 域变形: repeat/mirror/rotate/translate/scale/twist/bend/elongate/displace/cheap_bend
- 24 项测试
S11-C: CSG 表达式树 + 网格转换 + Python 绑定
- SdfNode 树结构 — 工厂构造函数，递归求值
- sdf_to_mesh — 基于 marching_cubes 的 SDF→网格
- bind_sdf — pybind11 Python 绑定
文件: 14 文件，2,545 行（测试 1,296 行）
2026-07-24 07:04:55 +00:00
bd37f2249d
feat: Python 绑定 — pybind11 核心/曲线/网格模块
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- 使用 pybind11 v2.11.1 (FetchContent) 构建 _vde 原生模块
- 模块化结构: bind_core.cpp / bind_curves.cpp / bind_mesh.cpp
- 暴露核心类型: Point2D, Point3D, Vector3D, AABB3D, Polygon2D
- 暴露曲线: BezierCurve, BSplineCurve, NurbsCurve
- 暴露网格: delaunay_2d/3d, DelaunayResult, HalfedgeMesh
- 变换函数: translate, rotate, scale 等
- Python 包 vde/ 含 __init__.py 及子模块封装
- setup.py 支持 pip install -e . 可编辑安装
- VDE_BUILD_PYTHON CMake 选项 (默认 OFF)，通过 -DVDE_BUILD_PYTHON=ON 启用
2026-07-24 03:58:19 +00:00
cf13496ff6
feat: v0.5.0 P1 + 差异化功能 — Voronoi, Marching Cubes, 曲率, 序列化, Python绑定
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新增功能：
- core: 2D Voronoi 图（Delaunay 对偶图）
- mesh: Marching Cubes（完整256项三角表 + SDF 辅助函数）
- mesh: 离散曲率（Gaussian/Mean, Cotan 公式）
- foundation: 二进制序列化（版本化格式，Little-Endian）
- python: pybind11 绑定（30+ API 暴露）
- marching_cubes.h: SDF 基本体（球/盒）+ 光滑布尔
2026-07-23 06:27:43 +00:00
茂之钳
茂之钳
ViewDesignEngine