Files
OpenNest/OpenNest.Benchmark/OpenNest.Benchmark.csproj
T
aj 6a0fba0fec Add OpenNest.Benchmark: generic head-to-head engine comparison harness
Loads any .nest file (or folder of them) via NestReader and nests every
drawing with quantity > 0 using each registered NestEngineBase, so it
works sight-unseen against arbitrary real jobs without any hardcoded
geometry. Optionally sweeps a fixed --sheet-sizes list instead of each
file's own plate size.

- BenchmarkJob/JobLoader build immutable job specs; a fresh Plate and
  NestItem list is created per (job, engine) run so state never leaks
  between engines or jobs.
- NestValidator rejects a layout if any part falls outside the work
  area, any two parts are closer than PartSpacing (checked via each
  part's own world-space polygon inflated by the spacing, so it holds
  for arbitrary concave/holed geometry, not just bounding boxes), or a
  drawing gets more parts than requested.
- Scoring matches Plate.Utilization() (placed area / full sheet area);
  ties among fully-placed layouts break on the smaller used bounding
  box (more usable remnant).
- Report prints a per-job ranked breakdown plus a per-engine summary
  (wins, avg utilization, time), and can write a flat CSV.

Verified end-to-end against a synthetic .nest file (not committed)
against the four built-in engines; caught a genuine out-of-work-area
bug in StripNestEngine in the process.
2026-09-15 18:31:36 -04:00

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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net8.0-windows</TargetFramework>
<RootNamespace>OpenNest.Benchmark</RootNamespace>
<AssemblyName>OpenNest.Benchmark</AssemblyName>
<Nullable>disable</Nullable>
</PropertyGroup>
<ItemGroup>
<ProjectReference Include="..\OpenNest.Core\OpenNest.Core.csproj" />
<ProjectReference Include="..\OpenNest.Engine\OpenNest.Engine.csproj" />
<ProjectReference Include="..\OpenNest.IO\OpenNest.IO.csproj" />
</ItemGroup>
</Project>