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Won't Fix

Votes

0

Found in [Package]

5.0.0-pre.10

Issue ID

ARFB-38

Regression

Yes

BasicImageTracking scene throws Argument Exception upon entering AR Sim mode

Package: AR Foundation

-

What Happened
Using the BasicImageTracking scene from Samples with the museum Simulation Environment, upon entering Play mode for AR Sim the error below appears in Console.

Configuration
2021.3.0f1.2 (2021.3/staging 6eacc8284459)
MacOS 12.0.1, MacBook Pro (15-inch, 2019), 2.4 GHz 8-Core Intel Core i9
AR Foundation 5.0.0-pre.10 (0a49b4f)

Error
ArgumentException: The number of vertices in the combined mesh (101437) exceeds the maximum supported vertex count (65535) of the UInt16 index format. Consider using the UInt32 IndexFormat for the combined mesh to increase the max vertex count.
UnityEngine.Mesh.CombineMeshes (UnityEngine.CombineInstance[] combine) (at /Users/bokken/buildslave/unity/build/Runtime/Export/Graphics/Mesh.cs:1336)
UnityEngine.XR.Simulation.SimulationMeshSubsystem.CreateMeshFromCombineList (System.Collections.Generic.List`1[T] combineInstancesList, UnityEngine.Rendering.IndexFormat meshIndexFormat) (at Library/PackageCache/com.unity.xr.arfoundation@5.0.0-pre.10/Runtime/Simulation/Subsystems/Meshing/SimulationMeshSubsystem.cs:227)
UnityEngine.XR.Simulation.SimulationMeshSubsystem.AddMeshesWithClassification (System.Collections.Generic.List`1[T] meshFilters, UnityEngine.Matrix4x4 environmentWorldToLocal, System.String classification, UnityEngine.XR.Simulation.MeshDiscoveryParams meshingSettings) (at Library/PackageCache/com.unity.xr.arfoundation@5.0.0-pre.10/Runtime/Simulation/Subsystems/Meshing/SimulationMeshSubsystem.cs:200)
UnityEngine.XR.Simulation.SimulationMeshSubsystem.AddMeshes (UnityEngine.GameObject environmentRoot) (at Library/PackageCache/com.unity.xr.arfoundation@5.0.0-pre.10/Runtime/Simulation/Subsystems/Meshing/SimulationMeshSubsystem.cs:172)
UnityEngine.XR.Simulation.SimulationMeshSubsystem+<>c__DisplayClass11_0.<OnEnvironmentReady>b__0 () (at Library/PackageCache/com.unity.xr.arfoundation@5.0.0-pre.10/Runtime/Simulation/Subsystems/Meshing/SimulationMeshSubsystem.cs:135)
UnityEditor.EditorApplication.Internal_CallDelayFunctions () (at /Users/bokken/buildslave/unity/build/Editor/Mono/EditorApplication.cs:371)

  1. Resolution Note:

    Jira won't let me file as a duplicate as the other issue isn't type Bug, but addressed in ARF-174, and fixed in pre.11

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