public void Exec()
{
if (_reqList.Count == 0 || Pause)
{
return;
}
foreach (SurfExtractReqTrans req in _reqList.Values)
{
// Not check out of date because add_req is just called before this method in the same thread.
if (req._faceMask != 0)
{
TransVertices verts = new TransVertices();
List <int> indexedIndices = new List <int>();
float cellSize = 0.01f;
TransvoxelExtractor2.BuildTransitionCells(req._faceMask, req._chunkData, cellSize, verts, indexedIndices);
//int nVerts = verts.Count;
int chunkVertsCurCnt = TransvoxelGoCreator.UnindexedVertex(verts, indexedIndices, out req.vert, out req.norm01, out req.norm2t);
req.indice = new int[chunkVertsCurCnt];
Array.Copy(SurfExtractorsMan.s_indiceMax, req.indice, chunkVertsCurCnt);
}
lock (_reqFinishedList){
_reqFinishedList.Add(req);
}
}
_reqList.Clear();
}
public static int UnindexedVertex(TransVertices verts, List <int> indices, out Vector3[] vert, out Vector2[] norm01, out Vector2[] norm2t)
{
int nVert = indices.Count;
vert = new Vector3[nVert];
norm01 = new Vector2[nVert];
norm2t = new Vector2[nVert];
int idxVert;
Vector4 normal;
float type0, type1, type2;
for (int i = 0; i < nVert;)
{
idxVert = indices[i];
vert[i] = verts.Position[idxVert];
normal = verts.Normal_t[idxVert];
norm01[i] = new Vector2(-normal.x, -normal.y);
norm2t[i] = new Vector2(normal.z, 0.0f);
type0 = normal.w;
i++;
idxVert = indices[i];
vert[i] = verts.Position[idxVert];
normal = verts.Normal_t[idxVert];
norm01[i] = new Vector2(-normal.x, -normal.y);
norm2t[i] = new Vector2(normal.z, 0.1f);
type1 = normal.w;
i++;
idxVert = indices[i];
vert[i] = verts.Position[idxVert];
normal = verts.Normal_t[idxVert];
norm01[i] = new Vector2(-normal.x, -normal.y);
norm2t[i] = new Vector2(normal.z, 0.2f);
type2 = normal.w;
i++;
norm2t[i - 1].x += type0 * 4 + 2; norm2t[i - 1].y += type1 * 256 + type2;
norm2t[i - 2].x += type0 * 4 + 2; norm2t[i - 2].y += type1 * 256 + type2;
norm2t[i - 3].x += type0 * 4 + 2; norm2t[i - 3].y += type1 * 256 + type2;
}
return(nVert);
}
public static void CreateTransvoxelGo(VFVoxelChunkGo chunkGo, int faceMask)
{
TransVertices verts = new TransVertices();
List <int> indexedIndices = new List <int>();
float cellSize = 0.01f;
TransvoxelExtractor2.BuildTransitionCells(faceMask, chunkGo.Data, cellSize, verts, indexedIndices);
Vector3[] vert;
Vector2[] norm01;
Vector2[] norm2t;
int chunkVertsCurCnt = UnindexedVertex(verts, indexedIndices, out vert, out norm01, out norm2t);
SurfExtractReqTrans req = new SurfExtractReqTrans(0, null);
req.vert = vert;
req.norm01 = norm01;
req.norm2t = norm2t;
req.indice = new int[chunkVertsCurCnt];
Array.Copy(SurfExtractorsMan.s_indiceMax, req.indice, chunkVertsCurCnt);
chunkGo.SetTransGo(req, faceMask);
}
