/* *****************************************
* Methods
* *****************************************
*/
/// <summary>
/// Adds new octree and creates first initial node at given origing
/// </summary>
/// <returns></returns>
static private void _AddOctree( )
{
BoundingOctreeAddNodeSystem.Nodes octree = new BoundingOctreeAddNodeSystem.Nodes();
//octree.NUM_ENTITIES_ALLOWED = 0 ;
octree.NUM_ENTITIES_ALLOWED = 1;
octree.f_minNodeSize = 1f;
int i_nodeArrayAllocationSize = 1000000; // 800 ;
// dispose on manager exit
octree.a_bounds = new NativeArray <Bounds> (i_nodeArrayAllocationSize, Allocator.Persistent);
octree.a_rootNodeIndex = new NativeArray <int> (i_nodeArrayAllocationSize, Allocator.Persistent);
octree.a_childrenNodeIndex = new NativeArray <int> (i_nodeArrayAllocationSize * 8, Allocator.Persistent);
octree.a_childrenNodesCount = new NativeArray <byte> (i_nodeArrayAllocationSize, Allocator.Persistent);
octree.a_entitiesInNodeCount = new NativeArray <byte> (i_nodeArrayAllocationSize * octree.NUM_ENTITIES_ALLOWED, Allocator.Persistent);
octree.a_entitiesInNodes = new NativeArray <EntityInstance> (i_nodeArrayAllocationSize * octree.NUM_ENTITIES_ALLOWED, Allocator.Persistent); // kep buffer bigger than node capcity
octree.a_baseLength = new NativeArray <float> (i_nodeArrayAllocationSize, Allocator.Persistent);
octree.a_actualLength = new NativeArray <float> (i_nodeArrayAllocationSize, Allocator.Persistent);
octree.f_looseness = 1.0f; // range 1 to 2. Shuld be clamped // range 1.0f to 2.0f // where 1 is no loosness (ordinary octree)
octree.f_initialSize = 1;
octree.i_lastNodeIndex = 0;
octree.i_objectsCount = 0;
octree.i_rootNodeIndex = 0;
// octree = _SetValues ( octree, 0, octree.f_minNodeSize, new float3 (1,1,1) ) ;
octree.a_baseLength [0] = octree.f_initialSize;
octree.a_actualLength [0] = octree.f_initialSize;
octree.a_bounds [0] = new Bounds()
{
f3_center = new float3(1, 1, 1) * 0.5f, f_size = octree.f_initialSize
};
Debug.Log("Add initial new node to new octree");
int i_initialNodeIndex = 0;
// EntityInstance initialEntityInstance = new EntityInstance () { f3_position = new float3 (1,1,1) * 0, entity = new Entity () } ;
// _AddNode ( 0, i_initialNodeIndex, initialEntityInstance ) ;
Debug.Log("Add new octree to the list");
Debug.Log("Review octree id structure, as it do not considers, when octree group is deleted from the list.");
// Add octree
l_octrees.Add(octree);
OctreeTag octreeTag = new OctreeTag()
{
i_octreeID = l_octrees.Count
};
Entity newEntity = entityManager.CreateEntity(archetype);
entityManager.SetComponentData <OctreeTag> (newEntity, octreeTag);
// Add initial node with index, at origin position 0,0,0
// _AddNodeNow ( octree ) ;
}
protected override void OnDestroyManager( )
{
BoundingOctreeAddNodeSystem.Nodes octree = l_octrees [0];
octree.a_bounds.Dispose();
octree.a_rootNodeIndex.Dispose();
octree.a_childrenNodeIndex.Dispose();
octree.a_childrenNodesCount.Dispose();
octree.a_entitiesInNodeCount.Dispose();
octree.a_entitiesInNodes.Dispose();
octree.a_baseLength.Dispose();
octree.a_actualLength.Dispose();
base.OnDestroyManager( );
}
