public static void MakeAltitudeImage(string projectPath, string terrainFile, string altitudeFile, ClsAltitudeTable iAltitude, ClsTerrainTable iTerrain, IProgress <int> Progress, IProgress <string> Logger)
{
Bitmap bitmap = null;
Bitmap bitmap1 = null;
try
{
Logger.Report("Load Terrain Image Map.");
bitmap1 = new Bitmap(string.Format("{0}\\{1}", projectPath, terrainFile));
bitmap = new Bitmap(bitmap1.Width, bitmap1.Height, PixelFormat.Format8bppIndexed);
}
catch (Exception exception1)
{
ProjectData.SetProjectError(exception1);
Exception exception = exception1;
Logger.Report("Error in loading image maps.\r\n");
Logger.Report(exception.Message);
ProjectData.ClearProjectError();
}
bitmap.Palette = iAltitude.GetAltPalette();
int width = bitmap1.Width;
Rectangle rectangle = new Rectangle(0, 0, width, bitmap1.Height);
BitmapData bitmapDatum = bitmap1.LockBits(rectangle, ImageLockMode.ReadWrite, PixelFormat.Format8bppIndexed);
IntPtr scan0 = bitmapDatum.Scan0;
int num = checked (bitmapDatum.Width * bitmapDatum.Height);
byte[] numArray = new byte[checked (checked (num - 1) + 1)];
Marshal.Copy(scan0, numArray, 0, num);
BitmapData bitmapDatum1 = bitmap.LockBits(rectangle, ImageLockMode.ReadWrite, PixelFormat.Format8bppIndexed);
IntPtr intPtr = bitmapDatum1.Scan0;
int width1 = checked (bitmapDatum1.Width * bitmapDatum1.Height);
byte[] numArray1 = new byte[checked (checked (width1 - 1) + 1)];
Marshal.Copy(intPtr, numArray1, 0, width1);
Logger.Report("Creating Altitude Image Map.");
int num1 = checked (num - 1);
for (int i = 0; i <= num1; i++)
{
if ((i % 1000) == 0)
{
Progress.Report(i * 100 / width1);
}
byte altID = iTerrain.TerrianGroup(numArray[i]).AltID;
numArray1[i] = altID;
}
Marshal.Copy(numArray1, 0, intPtr, width1);
bitmap.UnlockBits(bitmapDatum1);
try
{
string str = string.Format("{0}\\{1}", projectPath, altitudeFile);
Logger.Report("Saving Altitude Image Map.\r\n");
Logger.Report(str);
bitmap.Save(str, ImageFormat.Bmp);
}
catch (Exception exception3)
{
ProjectData.SetProjectError(exception3);
Exception exception2 = exception3;
Logger.Report("Error in saving image.\r\n");
Logger.Report(exception2.Message);
ProjectData.ClearProjectError();
}
bitmap.Dispose();
bitmap1.Dispose();
Logger.Report("Done.");
}
