public override async Task <Entity> CreateEntity(EntityHierarchyItemViewModel parent)
{
var name = ComputeNewName(parent, "Navigation bounding box");
var component = new NavigationBoundingBoxComponent();
Entity result = await CreateEntityWithComponent(name, component);
component.Size = new Vector3(1.0f);
return(result);
}
private void EnsureClonedSceneAndHash()
{
if (!sceneCloned)
{
// Hash relevant scene objects
if (asset.Scene != null)
{
string sceneUrl = AttachedReferenceManager.GetUrl(asset.Scene);
var sceneAsset = (SceneAsset)AssetFinder.FindAsset(sceneUrl)?.Asset;
// Clone scene asset because we update the world transformation matrices
clonedSceneAsset = (SceneAsset)AssetCloner.Clone(sceneAsset);
// Turn the entire entity hierarchy into a single list
var sceneEntities = clonedSceneAsset.Hierarchy.Parts.Select(x => x.Value.Entity).ToList();
sceneHash = 0;
foreach (var entity in sceneEntities)
{
// Collect bounding box entities
NavigationBoundingBoxComponent boundingBoxComponent = entity.Get <NavigationBoundingBoxComponent>();
// Collect static collider entities
StaticColliderComponent colliderComponent = entity.Get <StaticColliderComponent>();
if (boundingBoxComponent == null && colliderComponent == null)
{
continue;
}
// Update world transform
entity.Transform.UpdateWorldMatrix();
if (boundingBoxComponent != null)
{
Vector3 scale;
Quaternion rotation;
Vector3 translation;
boundingBoxComponent.Entity.Transform.WorldMatrix.Decompose(out scale, out rotation, out translation);
var boundingBox = new BoundingBox(translation - boundingBoxComponent.Size * scale, translation + boundingBoxComponent.Size * scale);
boundingBoxes.Add(boundingBox);
// Hash collider for ComputeParameterHash
sceneHash = (sceneHash * 397) ^ boundingBox.GetHashCode();
}
if (colliderComponent != null)
{
staticColliderDatas.Add(new StaticColliderData
{
Component = colliderComponent
});
if (colliderComponent.Enabled && !colliderComponent.IsTrigger && ((int)asset.IncludedCollisionGroups & (int)colliderComponent.CollisionGroup) != 0)
{
// Load collider shape assets since the scene asset is being used, which does not have these loaded by default
foreach (var desc in colliderComponent.ColliderShapes)
{
var shapeAssetDesc = desc as ColliderShapeAssetDesc;
if (shapeAssetDesc?.Shape != null)
{
var assetReference = AttachedReferenceManager.GetAttachedReference(shapeAssetDesc.Shape);
PhysicsColliderShape loadedColliderShape;
if (!loadedColliderShapes.TryGetValue(assetReference.Url, out loadedColliderShape))
{
loadedColliderShape = contentManager.Load <PhysicsColliderShape>(assetReference.Url);
loadedColliderShapes.Add(assetReference.Url, loadedColliderShape); // Store where we loaded the shapes from
}
shapeAssetDesc.Shape = loadedColliderShape;
}
}
}
// Hash collider for ComputeParameterHash
sceneHash = (sceneHash * 397) ^ Xenko.Navigation.NavigationMeshBuildUtils.HashEntityCollider(colliderComponent, asset.IncludedCollisionGroups);
}
}
}
sceneCloned = true;
}
}
