private async void startButton_Click(object sender, EventArgs e)
{
timeLabel.Text = string.Empty;
var cts = new CancellationTokenSource();
var dialog = new ProgressDialog();
dialog.Owner = this;
dialog.cancelButton.Click += (s, ea) => cts.Cancel();
dialog.Show();
var stopwatch = new Stopwatch();
stopwatch.Start();
var generatorModule = new PlanetGenerator(GeneratorSettings).CreatePlanetModule();
var planetBuilder = new SphereNoiseMapBuilder();
var planetElevationMap = new NoiseMap();
planetBuilder.SetBounds(GeneratorSettings.SouthCoord, GeneratorSettings.NorthCoord,
GeneratorSettings.WestCoord, GeneratorSettings.EastCoord);
planetBuilder.SetDestSize(GeneratorSettings.GridWidth, GeneratorSettings.GridHeight);
planetBuilder.SourceModule = generatorModule;
planetBuilder.DestNoiseMap = planetElevationMap;
bool cancelled = false;
try
{
await planetBuilder.BuildAsync(cts.Token);
}
catch (OperationCanceledException)
{
cancelled = true;
}
stopwatch.Stop();
dialog.Close();
if (cancelled)
{
return;
}
timeLabel.Text = String.Format("Planet generated in {0}", stopwatch.Elapsed.ToString());
var degExtent = GeneratorSettings.EastCoord - GeneratorSettings.WestCoord;
var gridExtent = (double)GeneratorSettings.GridWidth;
var metersPerDegree = (GeneratorSettings.PlanetCircumference / 360.0);
var resInMeters = (degExtent / gridExtent) * metersPerDegree;
var seaLevelInMeters = (((GeneratorSettings.SeaLevel + 1) / 2.0) *
(GeneratorSettings.MaxElev - GeneratorSettings.MinElev)) + GeneratorSettings.MinElev;
var planetImage = new Image();
var planetRenderer = new ImageRenderer();
planetRenderer.SourceNoiseMap = planetElevationMap;
planetRenderer.DestinationImage = planetImage;
planetRenderer.AddGradientPoint(-16384.0 + seaLevelInMeters, new Color(0, 0, 0, 255));
planetRenderer.AddGradientPoint(-256 + seaLevelInMeters, new Color(6, 58, 127, 255));
planetRenderer.AddGradientPoint(-1.0 + seaLevelInMeters, new Color(14, 112, 192, 255));
planetRenderer.AddGradientPoint(0.0 + seaLevelInMeters, new Color(70, 120, 60, 255));
planetRenderer.AddGradientPoint(1024.0 + seaLevelInMeters, new Color(110, 140, 75, 255));
planetRenderer.AddGradientPoint(2048.0 + seaLevelInMeters, new Color(160, 140, 111, 255));
planetRenderer.AddGradientPoint(3072.0 + seaLevelInMeters, new Color(184, 163, 141, 255));
planetRenderer.AddGradientPoint(4096.0 + seaLevelInMeters, new Color(255, 255, 255, 255));
planetRenderer.AddGradientPoint(6144.0 + seaLevelInMeters, new Color(128, 255, 255, 255));
planetRenderer.AddGradientPoint(16384.0 + seaLevelInMeters, new Color(0, 0, 255, 255));
planetRenderer.EnableLight = true;
planetRenderer.LightContrast = 1.0 / resInMeters;
planetRenderer.LightIntensity = 2;
planetRenderer.LightElevation = 45;
planetRenderer.LightAzimuth = 135;
planetRenderer.Render();
string filename;
using (var sfd = new SaveFileDialog())
{
sfd.Filter = "PNG Image (*.png)|*.png";
DialogResult result;
do
{
result = sfd.ShowDialog();
} while (result != DialogResult.OK);
filename = sfd.FileName;
}
planetImage.SaveGdiBitmap(filename, System.Drawing.Imaging.ImageFormat.Png);
}