/// <summary>
/// Traverses the node, and get the gamobject that the node is not tail,
/// and add the tail node to new list
/// </summary>
private void TraverseNode(RGLODQuadTreeNode node, List <GameObject> old_list, List <RGLODQuadTreeNode> new_list)
{
if (node == null)
{
return;
}
mTree.TraversalNode(node, item0 =>
{
if (item0.isTail)
{
if (item0.gameObject == null)
{
new_list.Add(item0);
}
}
else
{
item0.UpdateTimeStamp();
if (item0.gameObject != null)
{
old_list.Add(item0.gameObject);
}
}
});
}
private void TraversalTailNode(RGLODQuadTreeNode node, Dictionary <int, Dictionary <int, RGLODQuadTreeNode> > tailNodes)
{
if (node == null)
{
return;
}
if (node.isTail)
{
if (tailNodes.ContainsKey(node.LOD))
{
int index = Utils.PosToIndex(node.xIndex, node.zIndex);
tailNodes[node.LOD].Add(index, node);
}
else
{
int index = Utils.PosToIndex(node.xIndex, node.zIndex);
tailNodes.Add(node.LOD, new Dictionary <int, RGLODQuadTreeNode>());
tailNodes[node.LOD].Add(index, node);
}
return;
}
TraversalTailNode(node.node1, tailNodes);
TraversalTailNode(node.node2, tailNodes);
TraversalTailNode(node.node3, tailNodes);
TraversalTailNode(node.node4, tailNodes);
}
IEnumerator Generate()
{
mIsGenerating = true;
int cnt = 0;
foreach (OutpuRegion opr in mOutputs)
{
List <OutputGroup> group = opr.groups;
for (int j = 0; j < group.Count; j++)
{
OutputGroup opg = group[j];
if (opg.node.IsOutOfDate())
{
continue;
}
opg.node.Dirty(mData, false);
RGLODQuadTreeNode node = opg.node;
string desc = "Grass Batch [" + node.xIndex.ToString() + ", " + node.zIndex.ToString() + "] _ LOD [" + node.LOD + "]";
GameObject go = CreateBatchGos(desc, opg.billboard, opg.tri);
node.gameObject = go;
if (go != null)
{
go.transform.parent = transform;
go.transform.localPosition = Vector3.zero;
if (go.activeSelf != node.visible)
{
go.SetActive(node.visible);
}
if (cnt % c_Interval == 0)
{
yield return(0);
}
cnt++;
}
}
ClearMeshes(opr.oldGos);
}
if (onReqsFinished != null)
{
onReqsFinished();
}
mOutputs.Clear();
mIsGenerating = false;
mActive = false;
}
public void OnTraversalNode(RGLODQuadTreeNode node)
{
if (node.isTail && node.IsDirty(data))
{
// Destroy old
meshCreator.ClearMesh(node.gameObject);
meshCreator.ComputeNow(node, data, evniAsset.LODDensities[node.LOD] * evniAsset.Density);
node.Dirty(data, false);
}
}
void CreateChildNode(RGLODQuadTreeNode node)
{
int unitSize = 1 << (node.LOD - 1);
node.node1 = new RGLODQuadTreeNode(node.xIndex, node.zIndex, node.LOD - 1);
node.node2 = new RGLODQuadTreeNode(node.xIndex, node.zIndex + unitSize, node.LOD - 1);
node.node3 = new RGLODQuadTreeNode(node.xIndex + unitSize, node.zIndex, node.LOD - 1);
node.node4 = new RGLODQuadTreeNode(node.xIndex + unitSize, node.zIndex + unitSize, node.LOD - 1);
node.node1.parent = node;
node.node2.parent = node;
node.node3.parent = node;
node.node4.parent = node;
}
/// <summary>
/// Traverses the node, and get the vaild gameobject list
/// </summary>
void TraverseNode(RGLODQuadTreeNode node, List <GameObject> go_list)
{
if (node == null)
{
return;
}
mTree.TraversalNode(node, item0 =>
{
item0.UpdateTimeStamp();
if (item0.gameObject != null)
{
go_list.Add(item0.gameObject);
}
});
}
public override void ProcessReqsImmediatly()
{
try
{
mActive = false;
ProcessReqs(mReqs);
// Create Mesh
foreach (OutpuRegion opr in mOutputs)
{
List <OutputGroup> group = opr.groups;
for (int j = 0; j < group.Count; j++)
{
OutputGroup opg = group[j];
if (opg.node.IsOutOfDate())
{
continue;
}
RGLODQuadTreeNode node = opg.node;
string desc = "Grass Batch [" + node.xIndex.ToString() + ", " + node.zIndex.ToString() + "] _ LOD [" + node.LOD + "]";
GameObject go = CreateBatchGos(desc, opg.billboard, opg.tri);
node.gameObject = go;
if (go != null)
{
go.transform.parent = transform;
go.transform.localPosition = Vector3.zero;
}
}
ClearMeshes(opr.oldGos);
}
mOutputs.Clear();
mIsGenerating = false;
mActive = false;
}
catch
{
}
}
public void TraversalNode4Req(RGLODQuadTreeNode node, RGScene scn)
{
if (node.node1 != null)
{
TraversalNode4Req(node.node1, scn);
}
if (node.node2 != null)
{
TraversalNode4Req(node.node2, scn);
}
if (node.node3 != null)
{
TraversalNode4Req(node.node3, scn);
}
if (node.node4 != null)
{
TraversalNode4Req(node.node4, scn);
}
scn.OnTraversalNode(node);
}
/// <summary>
/// Traversals all the node of the tree, and do something
/// </summary>
/// <param name="node">Node.</param>
/// <param name="del"> the call_back</param>
public void TraversalNode(RGLODQuadTreeNode node, NodeDel del)
{
if (node.node1 != null)
{
TraversalNode(node.node1, del);
}
if (node.node2 != null)
{
TraversalNode(node.node2, del);
}
if (node.node3 != null)
{
TraversalNode(node.node3, del);
}
if (node.node4 != null)
{
TraversalNode(node.node4, del);
}
del(node);
}
/// <summary>
/// Updates the quad tree whith special center
/// </summary>
public void UpdateTree(int lod, int xIndex, int zIndex)
{
int max_lod = mEvni.MaxLOD;
if (mLODNodes.Count != max_lod + 1)
{
mLODNodes.Clear();
for (int i = 0; i < max_lod + 1; i++)
{
mLODNodes.Add(new Dictionary <int, RGLODQuadTreeNode>());
}
}
if (lod == max_lod)
{
int unitSize = 1 << max_lod;
int expand = mEvni.LODExpandNum[lod] * unitSize;
Dictionary <int, RGLODQuadTreeNode> tempRootNodes = new Dictionary <int, RGLODQuadTreeNode>();
for (int x = xIndex - expand; x <= xIndex + expand; x += unitSize)
{
for (int z = zIndex - expand; z <= zIndex + expand; z += unitSize)
{
int index = Utils.PosToIndex(x, z);
if (!mLODNodes[lod].ContainsKey(index))
{
RGLODQuadTreeNode node = new RGLODQuadTreeNode(x, z, mEvni.MaxLOD);
node.isTail = true;
node.visible = true;
tempRootNodes.Add(index, node);
}
else
{
mLODNodes[lod][index].isTail = true;
mLODNodes[lod][index].visible = true;
tempRootNodes.Add(index, mLODNodes[lod][index]);
}
}
}
mLODNodes[lod] = tempRootNodes;
}
else
{
int unitSize = 1 << lod;
int expand = mEvni.LODExpandNum[lod] * unitSize;
int hLod = lod + 1;
int hUnitSize = 1 << hLod;
Dictionary <int, RGLODQuadTreeNode> tempNodes = new Dictionary <int, RGLODQuadTreeNode>();
for (int x = xIndex - expand; x <= xIndex + expand; x += unitSize)
{
for (int z = zIndex - expand; z <= zIndex + expand; z += unitSize)
{
int id = Utils.PosToIndex(x, z);
if (mLODNodes[lod].ContainsKey(id))
{
RGLODQuadTreeNode parent = mLODNodes[lod][id].parent;
int key = Utils.PosToIndex(parent.node1.xIndex, parent.node1.zIndex);
if (!tempNodes.ContainsKey(key))
{
tempNodes.Add(Utils.PosToIndex(parent.node1.xIndex, parent.node1.zIndex), parent.node1);
tempNodes.Add(Utils.PosToIndex(parent.node2.xIndex, parent.node2.zIndex), parent.node2);
tempNodes.Add(Utils.PosToIndex(parent.node3.xIndex, parent.node3.zIndex), parent.node3);
tempNodes.Add(Utils.PosToIndex(parent.node4.xIndex, parent.node4.zIndex), parent.node4);
}
parent.isTail = false;
parent.node1.isTail = true;
parent.node2.isTail = true;
parent.node3.isTail = true;
parent.node4.isTail = true;
}
else
{
//find the parent
foreach (KeyValuePair <int, RGLODQuadTreeNode> kvp in mLODNodes[hLod])
{
if (x >= kvp.Value.xIndex && x < kvp.Value.xIndex + hUnitSize && z >= kvp.Value.zIndex && z < kvp.Value.zIndex + hUnitSize)
{
if (!kvp.Value.HasChild())
{
CreateChildNode(kvp.Value);
}
if (!tempNodes.ContainsKey(kvp.Key))
{
tempNodes.Add(Utils.PosToIndex(kvp.Value.node1.xIndex, kvp.Value.node1.zIndex), kvp.Value.node1);
tempNodes.Add(Utils.PosToIndex(kvp.Value.node2.xIndex, kvp.Value.node2.zIndex), kvp.Value.node2);
tempNodes.Add(Utils.PosToIndex(kvp.Value.node3.xIndex, kvp.Value.node3.zIndex), kvp.Value.node3);
tempNodes.Add(Utils.PosToIndex(kvp.Value.node4.xIndex, kvp.Value.node4.zIndex), kvp.Value.node4);
}
kvp.Value.isTail = false;
kvp.Value.node1.isTail = true;
kvp.Value.node2.isTail = true;
kvp.Value.node3.isTail = true;
kvp.Value.node4.isTail = true;
break;
}
}
}
}
}
foreach (KeyValuePair <int, RGLODQuadTreeNode> kvp in mLODNodes[lod])
{
if (!tempNodes.ContainsKey(kvp.Key))
{
RGLODQuadTreeNode node = kvp.Value;
RGLODQuadTreeNode parent = node.parent.parent;
bool bSet = true;
while (parent != null)
{
if (parent.isTail)
{
bSet = false;
}
parent = parent.parent;
}
node.parent.isTail = bSet;
node.isTail = false;
}
}
mLODNodes[lod] = tempNodes;
}
}
public GameObject ComputeNow(RGLODQuadTreeNode node, RGDataSource data, float density)
{
try
{
List <RGChunk> chunks = node.GetChunks(data);
if (chunks == null)
{
return(null);
}
foreach (RGChunk ck in chunks)
{
foreach (KeyValuePair <int, RedGrassInstance> kvp in ck.grasses)
{
if (kvp.Value.Layer == 0)
{
_grasses.Add(kvp.Value);
}
else
{
_triGrasses.Add(kvp.Value);
}
if (ck.HGrass.ContainsKey(kvp.Key))
{
foreach (RedGrassInstance rgi in ck.HGrass[kvp.Key])
{
if (rgi.Layer == 0)
{
_grasses.Add(rgi);
}
else
{
_triGrasses.Add(rgi);
}
}
}
}
}
RedGrassMeshComputer.ComputeMesh(_grasses, _triGrasses, density);
_grasses.Clear();
_triGrasses.Clear();
// Get Billboard output struct
OutputGroup opg = new OutputGroup();
int billboardCnt = RedGrassMeshComputer.s_Output.BillboardCount;
int offsetCnt = 0;
while (billboardCnt > 0)
{
int cnt = Mathf.Min(billboardCnt, mEvni.MeshQuadMaxCount);
Vector3[] verts = new Vector3[cnt * 4];
Vector3[] norms = new Vector3[cnt * 4];
Vector2[] uvs = new Vector2[cnt * 4];
Vector2[] uv2s = new Vector2[cnt * 4];
Color32[] colors32 = new Color32[cnt * 4];
int[] indices = new int[cnt * 6];
System.Array.Copy(RedGrassMeshComputer.s_Output.Verts, offsetCnt * 4, verts, 0, cnt * 4);
System.Array.Copy(RedGrassMeshComputer.s_Output.Norms, offsetCnt * 4, norms, 0, cnt * 4);
System.Array.Copy(RedGrassMeshComputer.s_Output.UVs, offsetCnt * 4, uvs, 0, cnt * 4);
System.Array.Copy(RedGrassMeshComputer.s_Output.UV2s, offsetCnt * 4, uv2s, 0, cnt * 4);
System.Array.Copy(RedGrassMeshComputer.s_Output.Color32s, offsetCnt * 4, colors32, 0, cnt * 4);
System.Array.Copy(RedGrassMeshComputer.s_Output.Indices, indices, cnt * 6);
opg.billboard.mVerts.Add(verts);
opg.billboard.mNorms.Add(norms);
opg.billboard.mUVs.Add(uvs);
opg.billboard.mUV2s.Add(uv2s);
opg.billboard.mColors32.Add(colors32);
opg.billboard.mIndices.Add(indices);
billboardCnt = billboardCnt - mEvni.MeshQuadMaxCount;
offsetCnt += mEvni.MeshQuadMaxCount;
}
// Get Tri-Angel output struct
int triCnt = RedGrassMeshComputer.s_Output.TriquadCount;
offsetCnt = RedGrassMeshComputer.s_Output.BillboardCount;
while (triCnt > 0)
{
int cnt = Mathf.Min(triCnt, mEvni.MeshQuadMaxCount);
Vector3[] verts = new Vector3[cnt * 4];
Vector3[] norms = new Vector3[cnt * 4];
Vector2[] uvs = new Vector2[cnt * 4];
Vector2[] uv2s = new Vector2[cnt * 4];
Color32[] colors32 = new Color32[cnt * 4];
int[] indices = new int[cnt * 6];
System.Array.Copy(RedGrassMeshComputer.s_Output.Verts, offsetCnt * 4, verts, 0, cnt * 4);
System.Array.Copy(RedGrassMeshComputer.s_Output.Norms, offsetCnt * 4, norms, 0, cnt * 4);
System.Array.Copy(RedGrassMeshComputer.s_Output.UVs, offsetCnt * 4, uvs, 0, cnt * 4);
System.Array.Copy(RedGrassMeshComputer.s_Output.UV2s, offsetCnt * 4, uv2s, 0, cnt * 4);
System.Array.Copy(RedGrassMeshComputer.s_Output.Color32s, offsetCnt * 4, colors32, 0, cnt * 4);
System.Array.Copy(RedGrassMeshComputer.s_Output.Indices, indices, cnt * 6);
opg.tri.mVerts.Add(verts);
opg.tri.mNorms.Add(norms);
opg.tri.mUVs.Add(uvs);
opg.tri.mUV2s.Add(uv2s);
opg.tri.mColors32.Add(colors32);
opg.tri.mIndices.Add(indices);
triCnt = triCnt - mEvni.MeshQuadMaxCount;
offsetCnt += mEvni.MeshQuadMaxCount;
}
string desc = "Grass Batch [" + node.xIndex.ToString() + ", " + node.zIndex.ToString() + "] _ LOD [" + node.LOD + "]";
GameObject go = CreateBatchGos(desc, opg.billboard, opg.tri);
node.gameObject = go;
if (go != null)
{
go.transform.parent = transform;
go.transform.localPosition = Vector3.zero;
if (go.activeSelf != node.visible)
{
go.SetActive(node.visible);
}
}
return(go);
}
catch
{
return(null);
}
}
