private static void ParseLightmaps(GND gnd, MemoryStreamReader data)
{
uint lightmapCount = data.ReadUInt();
int lightmapWidth = data.ReadInt();
int lightmapHeight = data.ReadInt();
int gridSizeCell = data.ReadInt();
int perCell = lightmapWidth * lightmapHeight * gridSizeCell;
if (perCell != 64)
{
throw new Exception("Non supported lightmap");
}
var lightmap = gnd.lightmap = new GND.Lightmap();
lightmap.count = lightmapCount;
//lightmap.perCell = perCell;
lightmap.data = new byte[lightmapCount][];
for (int i = 0; i < lightmapCount; i++)
{
lightmap.data[i] = new byte[256];
data.Read(lightmap.data[i], 0, 256);
}
//data.Read(lightmap.data, 0, lightmap.data.Length);
}
/// <summary>
/// Lodas the MNIST training dataset from disk.
/// </summary>
/// <returns>The current dataset.</returns>
public List <MnistImage> LoadDataset()
{
var result = new List <MnistImage>();
using (var labelReader = new MemoryStreamReader(TrainLabelsFilePath, LabelReader.InitialOffset))
using (var pixelReader = new MemoryStreamReader(TrainImagesFilePath, PixelReader.InitialOffset))
{
for (var i = 0; i < DatasetSize; i++)
{
byte label = labelReader.Read(1)[0];
byte[] pixels = pixelReader.Read(ImagePixelCount);
var img = new MnistImage(label, pixels);
result.Add(img);
}
}
return(result);
}
