private void BuildColliders(ColliderBuffer buffer)
{
switch (_colliderType) {
case ColliderType.BOX:
BuildBoxColliders(buffer);
break;
case ColliderType.MESH:
BuildMeshCollider(buffer);
break;
}
}
private void BuildMeshCollider(ColliderBuffer buffer)
{
Mesh mesh = _meshCollider.sharedMesh;
if (mesh == null)
mesh = new Mesh();
else
mesh.Clear();
//get the arrays we have just created and assign them to the new mesh
mesh.vertices = buffer.GetVertices();
mesh.triangles = buffer.GetTriangles();
mesh.RecalculateBounds();
//clear our mesh buffer
buffer.Clear();
_meshCollider.sharedMesh = null;
_meshCollider.sharedMesh = mesh;
}
private void BuildBoxColliders(ColliderBuffer buffer)
{
//fetch a list of colliders we already own
BlockCollider[] colliders = GetComponentsInChildren<BlockCollider>();
int colliderCount = colliders.Length;
int currentCollider = 0;
List<ColliderData> colliderData = buffer.GetColliderData();
foreach (ColliderData data in colliderData)
{
BlockCollider collider = null;
if (currentCollider < colliderCount)
{
collider = colliders[currentCollider];
}
else
{
//we don;t have enough children, get some from the pool,
//if the pool is empty; new colliders will be created for us
GameObject obj = ObjectPool.instance.GetObjectForType("BlockCollider", false);
if (obj)
{
obj.hideFlags = 0;
obj.transform.parent = transform;
collider = obj.GetComponent<BlockCollider>();
collider.Init (this);
colliderCount++;
}
}
if (collider)
{
collider.transform.localRotation = Quaternion.identity;
collider.SetPosition(data.position);
collider.SetSize(data.size);
collider.enabled = true;
currentCollider++;
}
}
//release any excess children back into the pool
for (int i=currentCollider; i<colliderCount; i++)
{
ObjectPool.instance.PoolObject(colliders[i].gameObject);
}
//clear our collider buffer
buffer.Clear();
}
