public void Execute()
{
Result[0] = HashableShapeInputs.GetHash128(
ForceUniqueIdentifier, GenerationParameters, Material, CollisionFilter, BakeFromShape,
Inputs, AllSkinIndices, AllBlendShapeWeights
);
}
internal override ShapeComputationData GenerateComputationData(
LegacyMesh shape, ColliderInstance colliderInstance,
NativeList <float3> allConvexHullPoints, NativeList <float3> allMeshVertices, NativeList <int3> allMeshTriangles,
HashSet <UnityEngine.Mesh> meshAssets
)
{
if (shape.sharedMesh == null)
{
throw new InvalidOperationException(
$"No {nameof(LegacyMesh.sharedMesh)} assigned to {typeof(MeshCollider)} on {shape.name}."
);
}
if (!shape.sharedMesh.IsValidForConversion(shape.gameObject))
{
throw new InvalidOperationException(
$"Mesh '{shape.sharedMesh}' assigned to {typeof(MeshCollider)} on {shape.name} is not readable. Ensure that you have enabled Read/Write on its import settings."
);
}
meshAssets.Add(shape.sharedMesh);
var res = base.GenerateComputationData(shape, colliderInstance, allConvexHullPoints, allMeshVertices, allMeshTriangles, meshAssets);
if (shape.convex)
{
res.ShapeType = ShapeType.ConvexHull;
res.ConvexHullProperties.Material = res.Material;
res.ConvexHullProperties.Filter = res.CollisionFilter;
res.ConvexHullProperties.GenerationParameters = ConvexHullGenerationParameters.Default;
}
else
{
res.ShapeType = ShapeType.Mesh;
res.MeshProperties.Material = res.Material;
res.MeshProperties.Filter = res.CollisionFilter;
res.ConvexHullProperties.GenerationParameters = default;
}
var transform = shape.transform;
var rigidBodyTransform = Math.DecomposeRigidBodyTransform(transform.localToWorldMatrix);
var bakeFromShape = math.mul(math.inverse(new float4x4(rigidBodyTransform)), transform.localToWorldMatrix);
res.Instance.Hash = HashableShapeInputs.GetHash128(
0u,
res.ConvexHullProperties.GenerationParameters,
res.Material,
res.CollisionFilter,
bakeFromShape,
new NativeArray <HashableShapeInputs>(1, Allocator.Temp)
{
[0] = HashableShapeInputs.FromMesh(shape.sharedMesh, float4x4.identity)
},