/// <summary>
/// Clean up the resources associated with the surface.
/// </summary>
/// <param name="meshObject">The <see cref="SpatialAwarenessMeshObject"/> whose resources will be cleaned up.</param>
public static void Cleanup(SpatialAwarenessMeshObject meshObject, bool destroyGameObject = true, bool destroyMeshes = true)
{
if (meshObject.GameObject == null)
{
return;
}
if (destroyGameObject)
{
UnityEngine.Object.Destroy(meshObject.GameObject);
meshObject.GameObject = null;
return;
}
if (destroyMeshes)
{
Mesh filterMesh = meshObject.Filter.sharedMesh;
Mesh colliderMesh = meshObject.Collider.sharedMesh;
if (filterMesh != null)
{
UnityEngine.Object.Destroy(filterMesh);
meshObject.Filter.sharedMesh = null;
}
if ((colliderMesh != null) && (colliderMesh != filterMesh))
{
UnityEngine.Object.Destroy(colliderMesh);
meshObject.Collider.sharedMesh = null;
}
}
}
/// <summary>
/// Creates a <see cref="SpatialAwarenessMeshObject"/>.
/// </summary>
/// <returns>
/// SpatialMeshObject containing the fields that describe the mesh.
/// </returns>
public static SpatialAwarenessMeshObject Create(
Mesh mesh,
int layer,
string name,
int meshId,
GameObject meshParent = null)
{
SpatialAwarenessMeshObject newMesh = new SpatialAwarenessMeshObject
{
Id = meshId,
GameObject = new GameObject(name, requiredMeshComponents)
{
layer = layer
}
};
newMesh.GameObject.transform.parent = (meshParent != null) ? meshParent.transform : null;
newMesh.Filter = newMesh.GameObject.GetComponent <MeshFilter>();
newMesh.Filter.sharedMesh = mesh;
newMesh.Renderer = newMesh.GameObject.GetComponent <MeshRenderer>();
// Reset the surface mesh collider to fit the updated mesh.
// Unity tribal knowledge indicates that to change the mesh assigned to a
// mesh collider, the mesh must first be set to null. Presumably there
// is a side effect in the setter when setting the shared mesh to null.
newMesh.Collider = newMesh.GameObject.GetComponent <MeshCollider>();
newMesh.Collider.sharedMesh = null;
newMesh.Collider.sharedMesh = newMesh.Filter.sharedMesh;
return(newMesh);
}
/// <inheritdoc />
public void RaiseMeshUpdated(IMixedRealitySpatialAwarenessObserver observer, int meshId, SpatialAwarenessMeshObject meshObject)
{
meshEventData.Initialize(observer, meshId, meshObject);
HandleEvent(meshEventData, OnMeshUpdated);
}
