private void GetFireAreaNum(PixelWndAccessor <int> wndVisitor, int index, Dictionary <int, PixelFeature> features, int fAreaNum,
Dictionary <int, FireAreaFeature> fireAreaFeatures, IRasterDataProvider prd)
{
int[][] wndBuffers = new int[1][];
wndBuffers[0] = new int[9];
if (wndVisitor.ReadWndPixels(index, 3, wndBuffers))
{
for (int i = 0; i < wndBuffers[0].Length; i++)
{
if (wndBuffers[0][i] != 0)
{
if (features[wndBuffers[0][i]].FireAreaNum != -1)
{
continue;
}
else
{
features[wndBuffers[0][i]].FireAreaNum = features[index].FireAreaNum;
fireAreaFeatures[features[index].FireAreaNum] = UpdateFireAreaFeature(fireAreaFeatures[features[index].FireAreaNum], features[index], prd);
GetFireAreaNum(wndVisitor, wndBuffers[0][i], features, fAreaNum, fireAreaFeatures, prd);
}
}
}
}
}
internal Dictionary <int, FireAreaFeature> GetFireArea(IArgumentProvider argProvider, IPixelIndexMapper pixelMapper, Dictionary <int, PixelFeature> features)
{
RasterIdentify rid = new RasterIdentify();
Size size = new Size(argProvider.DataProvider.Width, argProvider.DataProvider.Height);
string iir = string.Empty;
using (InterestedRaster <int> result = new InterestedRaster <int>(rid, size, argProvider.DataProvider.CoordEnvelope))
{
foreach (int index in pixelMapper.Indexes)
{
result.Put(index, index);
}
iir = result.FileName;
}
List <int> aoiIndexs = new List <int>();
foreach (int keys in features.Keys)
{
if (features[keys].IsVertified)
{
aoiIndexs.Add(features[keys].PixelIndex);
}
}
int[] aoi = aoiIndexs.ToArray();
Rectangle aoiRect = AOIHelper.ComputeAOIRect(aoi, size);
IRasterDataProvider dataProvider = GeoDataDriver.Open(iir) as IRasterDataProvider;
PixelWndAccessor <int> wndVisitor = new PixelWndAccessor <int>(dataProvider);
wndVisitor.Reset(new int[] { 1 }, aoiRect);
int fAreaNum = -1;
Dictionary <int, FireAreaFeature> fireAreaFeatures = new Dictionary <int, FireAreaFeature>();
foreach (int index in aoi)
{
if (features[index].FireAreaNum == -1)
{
fAreaNum++;
features[index].FireAreaNum = fAreaNum;
fireAreaFeatures.Add(fAreaNum, GetFireAreaInfo(features[index], fAreaNum, argProvider.DataProvider));
GetFireAreaNum(wndVisitor, index, features, fAreaNum, fireAreaFeatures, argProvider.DataProvider);
}
}
return(fireAreaFeatures);
}
