private void readPixels(EndianBinaryReader reader, ushort width, ushort height, DmfFile file)
{
int totalPixels = width * height;
uint xLocation = 1;
uint yLocation = 1;
for (int i = 0; i < totalPixels; i++)
{
short altitude = reader.ReadInt16();
byte peakRoughness = reader.ReadByte();
byte fractalRoughness = reader.ReadByte();
byte cliffStrength = reader.ReadByte();
byte erosionStrength = reader.ReadByte();
byte autoLakeStrength = reader.ReadByte();
byte climateId = reader.ReadByte();
byte specialTypeId = reader.ReadByte();
byte specialTypeParam = reader.ReadByte();
file.addPixel(new DmfPixelInfo(xLocation, yLocation, altitude, peakRoughness, fractalRoughness, cliffStrength, erosionStrength, autoLakeStrength, climateId, specialTypeId, specialTypeParam));
xLocation++;
if (xLocation > width)
{
xLocation = 1;
yLocation++;
}
}
debugLine("pixel count: " + file.pixels.Count());
}
private DmfFile readDmfFile(EndianBinaryReader reader)
{
validateFile(reader);
ushort width = BitConverter.ToUInt16(reader.ReadBytes(2), 0);
debugLine("width: " + width);
ushort height = BitConverter.ToUInt16(reader.ReadBytes(2), 0);
debugLine("width: " + height);
byte wrapFlag = reader.ReadByte();
DmfFile file = new DmfFile(width, height, wrapFlag == 1 ? true : false);
readPixels(reader, width, height, file);
return file;
}
public void saveFile(string fileName, DmfFile file)
{
Stream fs = null;
EndianBinaryWriter writer = null;
try
{
debugLine("file name: " + fileName);
fs = Util.openStream(fileName, FileFormat.UNCOMPRESSED, FileMode.Create);
writer = Util.createEndianBinaryWriterForStream(fs);
writeDmfFile(writer, file);
}
catch (Exception ex)
{
throw ex;
}
finally
{
if (writer != null)
{
writer.Close();
}
}
}
public void saveDmfFile(string fileName, DmfFile file)
{
dmfManager.saveFile(fileName, file);
}
private void writeDmfFile(EndianBinaryWriter writer, DmfFile file)
{
writer.Write(Util.StringToByteArray("L3DT", 4));
ushort fileType = 200;
writer.Write(fileType);
writer.Write(file.width);
writer.Write(file.height);
byte wrapFlag = file.wrapFlag == true ? (byte)1 : (byte)0;
writer.Write(wrapFlag);
foreach (DmfPixelInfo pixel in file.pixels)
{
writer.Write(pixel.altitude);
writer.Write(pixel.peakRoughness);
writer.Write(pixel.fractalRoughness);
writer.Write(pixel.cliffStrength);
writer.Write(pixel.erosionStrength);
writer.Write(pixel.autoLakeStrength);
writer.Write(pixel.climateId);
writer.Write(pixel.specialTypeId);
writer.Write(pixel.specialTypeParam);
}
}
