void VisStepBranchInto(VisData visData, Transform parent)
{
if (visData == null)
{
return;
}
GameObject rootObjToSpawn = new GameObject("vis" + visData.id);
VisInstance iRootVis = rootObjToSpawn.AddComponent <VisInstance>();
iRootVis.Visi = visData;
iRootVis.SetSceneHandler(this);
rootObjToSpawn.transform.parent = parent;
if (visData.leftChild != 0)
{
ushort uLeftChild = (ushort)(visData.leftChild & 0x3fff);
VisData leftChild = visdata.Find(cc => cc.id == uLeftChild);
VisStepBranchInto(leftChild, rootObjToSpawn.transform);
}
if (visData.rightChild != 0)
{
ushort uRightChild = (ushort)(visData.rightChild & 0x3fff);
VisData rightChild = visdata.Find(cc => cc.id == uRightChild);
VisStepBranchInto(rightChild, rootObjToSpawn.transform);
}
}
private void DrawQuads(VisData node, int depth, List <VisData> camList)
{
if (node.IsLeaf)
{
uint ptrQuadBlock = (uint)(uint)(((node.ptrQuadBlock) / LevelShift.Div) + LevelShift.Offset);
uint numQuadBlock = node.numQuadBlock;
for (int i = 0; i < numQuadBlock; i++)
{
long index = ptrQuadBlock + i;
Gizmos.color = new Color(1, 0, 1, 0.333f);
if (index < 0 && index > (visiQuadCompId.Count - 1))
{
break;
}
VisiQuad quad = visiQuadCompId[(int)Mathf.Min(Mathf.Max(index, 0), visiQuadCompId.Count - 1)];
if (Vector3.Distance(quad.Position, camera.transform.position) < 32.0f)
{
Transform child = quad.transform.GetChild(1);
child.gameObject.SetActive(false);
child = quad.transform.GetChild(0);
child.gameObject.SetActive(true);
}
else if (Vector3.Distance(quad.Position, camera.transform.position) < 128.0f)
{
Transform child = quad.transform.GetChild(1);
child.gameObject.SetActive(true);
child = quad.transform.GetChild(0);
child.gameObject.SetActive(false);
}
else
{
Transform child = quad.transform.GetChild(1);
child.gameObject.SetActive(false);
child = quad.transform.GetChild(0);
child.gameObject.SetActive(false);
}
}
}
else
{
VisData leftNode = visdata[node.leftChild & 0x3fff];
VisData rightNode = visdata[node.rightChild & 0x3fff];
Bounds bounds = node.bbox.GetBounds();
bool canRender = false;
if (GeometryUtility.TestPlanesAABB(planes, bounds))
{
canRender = true;
}
else if (depth > 0 && camList.Contains(node))
{
canRender = true;
depth--;
}
if (canRender)
{
DrawQuads(leftNode, depth - 1, camList);
DrawQuads(rightNode, depth - 1, camList);
}
}
}
private List <VisData> FindCameraNodes(VisData node, List <VisData> camList, int maxDepth)
{
List <VisData> visArr;
if (maxDepth > 0)
{
maxDepth--;
VisData leftNode = visdata[node.leftChild & 0x3fff];
VisData rightNode = visdata[node.rightChild & 0x3fff];
if (leftNode != null && !camList.Contains(leftNode) &&
leftNode.bbox.IsInside(camera.transform.position))
{
visArr = FindCameraNodes(leftNode, camList, maxDepth);
visArr.Add(leftNode);
return(visArr);
}
if (rightNode != null && !camList.Contains(rightNode) &&
rightNode.bbox.IsInside(camera.transform.position))
{
visArr = FindCameraNodes(rightNode, camList, maxDepth);
visArr.Add(rightNode);
return(visArr);
}
}
visArr = new List <VisData>();
visArr.Add(node);
return(visArr);
}
void GenerateVis()
{
levelVisData = new GameObject("levelVisData");
levelVisData.transform.parent = transform;
levelVisData.transform.localPosition = Vector3.zero;
// Draw a semitransparent blue cube at the transforms position
Gizmos.color = new Color(1, 0, 0, 0.5f);
int i = 0;
VisData rootVis = visdata[0];
VisStepBranchInto(rootVis, levelVisData.transform);
}
private int levelShiftDivide = 92; // one step width
/// <summary>
/// Return QuadBlocks associated with the leaf, make sure you pass a leaf and not a branch.
/// </summary>
/// <param name="leaf"></param>
public List <QuadBlock> GetListOfLeafQuadBlocks(VisData leaf)
{
List <QuadBlock> leafQuadBlocks = new List <QuadBlock>();
uint ptrQuadBlock = (uint)(((leaf.ptrQuadBlock) / levelShiftDivide) + levelShiftOffset);
uint numQuadBlock = leaf.numQuadBlock;
for (int i = 0; i < numQuadBlock; i++)
{
long index = ptrQuadBlock + i;
QuadBlock quad = quads[(int)Math.Min(Math.Max(index, 0), quads.Count - 1)];
leafQuadBlocks.Add(quad);
}
return(leafQuadBlocks);
}
/// <summary>
/// Returns VisData children
/// </summary>
/// <param name="visData"></param>
public List<VisData> GetVisDataChildren(VisData visData)
{
List<VisData> childVisData = new List<VisData>();
if (visData.leftChild != 0 && !visData.IsLeaf) // in the future: handle leaves different. Draw them?
{
ushort uLeftChild = (ushort)(visData.leftChild & 0x3fff);
VisData leftChild = visdata.Find(cc => cc.id == uLeftChild);
childVisData.Add(leftChild);
}
if (visData.rightChild != 0 && !visData.IsLeaf) // in the future: handle leaves different. Draw them?
{
ushort uRightChild = (ushort)(visData.rightChild & 0x3fff);
VisData rightChild = visdata.Find(cc => cc.id == uRightChild);
childVisData.Add(rightChild);
}
return childVisData;
}
