public VFDataReader(string dataFilePrefix, ChunkDataLoadedProcessor chunkDataProc = null, bool bPreopenFiles = true)
{
_dataFilePrefix = dataFilePrefix;
_chunkDataProc = chunkDataProc;
if (bPreopenFiles)
{
VFFileUtil.PreOpenAllFiles(_dataFilePrefix, out _fileStreams, out _fileLens);
}
}
public void SetChunkData(VFVoxelChunkData chunkData, ChunkDataLoadedProcessor chunkDataProc)
{
byte[] chunkDataVT;
//bool bFromPool;
byte vol, typ;
if (IsHollow())
{
vol = zippedDataBuffer[0];
typ = zippedDataBuffer[1];
if (vol == 0)
{
chunkDataVT = VFVoxelChunkData.S_ChunkDataAir;
}
else if (vol == 128)
{
chunkDataVT = VFVoxelChunkData.S_ChunkDataWaterPlane;
}
else if (vol == 255)
{
chunkDataVT = VFVoxelChunkData.S_ChunkDataSolid[typ];
}
else
{
chunkDataVT = new byte[VFVoxel.c_VTSize] {
vol, typ
}
};
if (chunkDataProc == null)
{
chunkData.OnDataLoaded(chunkDataVT, false);
}
else
{
chunkDataProc(chunkData, chunkDataVT, false);
}
return;
}
byte[] chunkDataSet = unzippedDataBuffer;
int lenChunkDataSet = unzippedDataLen;
int ofsDataAddr = 0;
int idxChunk = VFFileUtil.ChunkPos2IndexInPiece(chunkData.ChunkPosLod);
int idChunkMax = VoxelTerrainConstants._ChunksPerPiece - 1;
ofsDataAddr += 4 * idxChunk;
try{
int vxDataAddr = (chunkDataSet[ofsDataAddr]) + (chunkDataSet[ofsDataAddr + 1] << 8) + (chunkDataSet[ofsDataAddr + 2] << 16) + (chunkDataSet[ofsDataAddr + 3] << 24);
int vxDataNextAddr = (idxChunk < idChunkMax) ? (chunkDataSet[ofsDataAddr + 4]) + (chunkDataSet[ofsDataAddr + 5] << 8) + (chunkDataSet[ofsDataAddr + 6] << 16) + (chunkDataSet[ofsDataAddr + 7] << 24)
: lenChunkDataSet;
int dataLen = vxDataNextAddr - vxDataAddr;
if (dataLen == VoxelTerrainConstants.VOXEL_ARRAY_LENGTH_VT)
{
chunkDataVT = VFVoxelChunkData.s_ChunkDataPool.Get();
Array.Copy(chunkDataSet, vxDataAddr, chunkDataVT, 0, VoxelTerrainConstants.VOXEL_ARRAY_LENGTH_VT);
if (chunkDataProc == null)
{
chunkData.OnDataLoaded(chunkDataVT, true);
}
else
{
chunkDataProc(chunkData, chunkDataVT, true);
}
}
else if (dataLen == VFVoxel.c_VTSize)
{
vol = chunkDataSet[vxDataAddr];
typ = chunkDataSet[vxDataAddr + 1];
if (vol == 0)
{
chunkDataVT = VFVoxelChunkData.S_ChunkDataAir;
}
else if (vol == 128)
{
chunkDataVT = VFVoxelChunkData.S_ChunkDataWaterPlane;
}
else if (vol == 255)
{
chunkDataVT = VFVoxelChunkData.S_ChunkDataSolid[typ];
}
else
{
chunkDataVT = new byte[VFVoxel.c_VTSize] {
vol, typ
}
};
if (chunkDataProc == null)
{
chunkData.OnDataLoaded(chunkDataVT, false);
}
else
{
chunkDataProc(chunkData, chunkDataVT, false);
}
}
else
{
Debug.LogWarning("[VFDATAReader]Unsupported data length(" + dataLen + ")@" + chunkData.ChunkPosLod);
}
} catch {
Debug.LogWarning("[VFDATAReader]Failed to read Chunk" + chunkData.ChunkPosLod);
}
}
}
