static void Main(string[] args)
{
Console.WriteLine("Hello World!");
Directory.SetCurrentDirectory(@"c:\Ludde\FractalWorlds");
var sw = Stopwatch.StartNew();
// var demReader = new DemZipRawReader(@"\\luddepc\Earth2\SRTM.zip", "{0}.hgt", 3601, 3601);
var demReader = new DemZipTiffReader(@"\\luddepc\Earth2\ASTER.zip", "ASTGTM2_{0}_dem.tif", 3601, 3601);
//var demReader = new DemTiffReader(@"\\luddepc\Earth\ASTERunzip\ASTGTM2_{0}_dem.tif", 3601, 3601);
//t.Join(78, -83, 68, -73);
// t.Join(64, 5, 54, 15);
// Kazbek 42°41′57″N 44°31′06″ECoordinates: 42°41′57″N 44°31′06″E [1]
int lat0 = 48;
int lon0 = 40;
int lat1 = 40;
int lon1 = 48;
var theBitmap = demReader.LoadBitmap(lat0, lon0, lat1, lon1);
using (var tiffWriter = new TiffWriter(File.Create(string.Format(@"Datasets\Planets\Earth\ASTER_{0}_{1}.tif", demReader.MapGranulateName(lat0, lon0), demReader.MapGranulateName(lat1, lon1)))))
{
tiffWriter.BigTiff = true;
tiffWriter.WriteImageFile(theBitmap);
}
Console.WriteLine($"Saving bitmap in {sw.Elapsed}");
Console.WriteLine("Done!");
}
public void Create()
{
var targetPath = $@"Generated\Planets\Earth\{Name}";
Directory.CreateDirectory(targetPath);
int lat0deg = (int)Math.Floor(MathHelper.ToDegrees(Lat0));
int lat1deg = (int)Math.Floor(MathHelper.ToDegrees(Lat1));
int lon0deg = (int)Math.Floor(MathHelper.ToDegrees(Lon0));
int lon1deg = (int)Math.Floor(MathHelper.ToDegrees(Lon1));
double lat0 = MathHelper.ToRadians(lat0deg + 1);
double lat1 = MathHelper.ToRadians(lat1deg);
double lon0 = MathHelper.ToRadians(lon0deg);
double lon1 = MathHelper.ToRadians(lon1deg + 1);
// Calculate sector transform
_sx = Math.PI * 2 / (lon1 - lon0);
_sy = Math.PI / (lat0 - lat1);
_sx0 = (Math.PI + lon0) / (Math.PI * 2) * _sx;
_sy0 = (Math.PI / 2 - lat0) / Math.PI * _sy;
// --
int totalWidth = 3601 * 360;
int totalHeight = 3601 * 180;
int sectorHeight = (int)Math.Round(totalHeight * (Lat0 - Lat1) / Math.PI);
int sectorWidth = (int)Math.Round(totalWidth * (Lon1 - Lon0) / (Math.PI * 2));
Console.WriteLine($"Using image sector {sectorWidth}x{sectorHeight}");
var sw = Stopwatch.StartNew();
if (UseAster)
{
using (var demReader = new DemZipTiffReader(@"Datasets\Planets\Earth\ASTER.zip", "ASTGTM2_{0}_dem.tif", 3601, 3601))
{
var elevationSectorBitmap = demReader.LoadBitmap(lat0deg, lon0deg, lat1deg, lon1deg);
Console.WriteLine($"Loading ASTER image {elevationSectorBitmap.Width}x{elevationSectorBitmap.Height}");
int w = Math.Min(elevationSectorBitmap.Width, (elevationSectorBitmap.Width * NumSegmentsLon) / sectorWidth);
int h = Math.Min(elevationSectorBitmap.Height, (elevationSectorBitmap.Height * NumSegmentsLat) / sectorHeight);
_elevationSectorBitmap = Resampler.Resample(elevationSectorBitmap, w, h).ToBitmap();
}
}
else
{
using (var demReader = new DemZipRawReader(@"Datasets\Planets\Earth\SRTM.zip", "{0}.hgt", 3601, 3601))
{
var elevationSectorBitmap = demReader.LoadBitmap(lat0deg, lon0deg, lat1deg, lon1deg);
Console.WriteLine($"Loading SRTM image {elevationSectorBitmap.Width}x{elevationSectorBitmap.Height}");
int w = Math.Min(elevationSectorBitmap.Width, (elevationSectorBitmap.Width * NumSegmentsLon) / sectorWidth);
int h = Math.Min(elevationSectorBitmap.Height, (elevationSectorBitmap.Height * NumSegmentsLat) / sectorHeight);
// _elevationSectorBitmap = Resampler.Resample(elevationSectorBitmap, w, h).ToBitmap();
_elevationSectorBitmap = elevationSectorBitmap.ToBitmap();
}
}
Console.WriteLine($"Loading image sector {_elevationSectorBitmap.Width}x{_elevationSectorBitmap.Height} used {sw.Elapsed}");
using (var tiffWriter = new TiffWriter(File.Create(Path.Combine(targetPath, $"Earth{_elevationSectorBitmap.Width}x{_elevationSectorBitmap.Height}.tif"))))
{
var bitmap = _elevationSectorBitmap.Convert((p) => { return((ushort)(p - short.MinValue)); });
tiffWriter.WriteImageFile(bitmap);
}
sw = Stopwatch.StartNew();
var sphericalSector = new SphericalSector();
sphericalSector.ComputeRadiusTop = ComputeModelElevationTop;
sphericalSector.Create(Lat0, Lon0, Lat1, Lon1, NumSegmentsLat, NumSegmentsLon, ModelScale * (PlanetRadius + ElevationBottom * ElevationScale));
CenterVertexes(sphericalSector.Vertexes);
PlanetVertexes = sphericalSector.Vertexes;
PlanetTriangles = sphericalSector.Triangles;
Console.WriteLine($"Time used to create planet vertexes: {sw.Elapsed}");
SaveStl(Path.Combine(targetPath, $"{Name}{NumSegmentsLon}_{ElevationScale}x.stl"));
}
