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fix(physics): restore retail cell availability semantics

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This commit is contained in:
Erik 2026-07-31 14:22:45 +02:00
parent d3c0d9ec0e
commit 7716c2ee89
14 changed files with 393 additions and 62 deletions
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14
tests/AcDream.Core.Tests/Physics/CellGraphPopulationTests.cs
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@ -11,14 +11,14 @@ namespace AcDream.Core.Tests.Physics;
public class CellGraphPopulationTests
{
[Fact]
public void CacheCellStruct_AddsEnvCellToGraph_EvenWhenPhysicsBspIsNull()
public void CacheCellStruct_PublishesLoadedCell_WhenPhysicsAndContainmentRootsAreNull()
{
var cache = new PhysicsDataCache();
var cellStruct = new CellStruct
{
VertexArray = new VertexArray { Vertices = new Dictionary<ushort, SWVertex>() },
Polygons = new Dictionary<ushort, Polygon>(),
// PhysicsBSP omitted (defaults to null) — triggers the null-BSP drop from _cellStruct
CellBSP = new CellBSPTree { Root = null },
};
var dat = new DatEnvCell
{
@ -29,8 +29,14 @@ public class CellGraphPopulationTests
cache.CacheCellStruct(0xA9B40174u, dat, cellStruct, Matrix4x4.Identity);
Assert.Null(cache.GetCellStruct(0xA9B40174u)); // dropped from physics cache
Assert.NotNull(cache.CellGraph.GetVisible(0xA9B40174u)); // but present in the graph
CellPhysics loaded = Assert.IsType<CellPhysics>(
cache.GetCellStruct(0xA9B40174u));
Assert.True(CollisionTraversal.HasCellContainment(cache, loaded));
Assert.True(CollisionTraversal.PointInsideCell(
cache,
loaded,
new Vector3(10_000f, -10_000f, 500f)));
Assert.NotNull(cache.CellGraph.GetVisible(0xA9B40174u));
Assert.IsType<EnvCell>(cache.CellGraph.GetVisible(0xA9B40174u));
}
}