internal static HeightMapModel Create(WorldModel world)
{
var terrainNames = TerrainType.GetTypes()
.OrderBy(x => x.BaseHeight)
.ToArray();
var noiseMap = new LibNoise.Builder.NoiseMap(world.Width, world.Height)
{
BorderValue = 0.0f
};
var noise = new ImprovedPerlin()
{
Quality = LibNoise.NoiseQuality.Best,
Seed = DateTime.Now.Millisecond
};
var noiseBuilder = new LibNoise.Builder.NoiseMapBuilderPlane(0.0f, 3.0f, 0.0f, 3.0f, true)
{
SourceModule = new HybridMultiFractal
{
Primitive3D = noise,
//Lacunarity = 1.8f,
//Frequency =2.0f
},
//SourceModule = new Turbulence
//{
// Power = 0.125f,
// XDistortModule = noise,
// YDistortModule = noise,
// ZDistortModule = noise,
// SourceModule = new ScaleBias()
// {
// Scale = 10.0f,
// //Bias = 8.0f,
// SourceModule = new LibNoise.Modifier.Select(
// controlModule: new Pipe()
// {
// Frequency = 0.5f,
// Lacunarity = 0.25f,
// Primitive3D = noise
// },
// leftModule: new ScaleBias
// {
// Scale = 0.125f,
// Bias = -0.75f,
// SourceModule = new Billow
// {
// Frequency = 2.0f,
// Primitive3D = noise
// }
// },
// rightModule: new RidgedMultiFractal
// {
// Primitive3D = noise,
// Lacunarity = 2.0f,
// },
// edge: 0.125f,
// lower: 0.0f,
// upper: 1000.0f
// )
// }
//},
NoiseMap = noiseMap
};
noiseBuilder.SetSize(world.Width, world.Height);
noiseBuilder.Build();
var heights = noiseMap.Share().Select(x => (double)x).ToList();
//float max = 0.0f, min = 0.0f;
//noiseMap.MinMax(out min, out max);
return new HeightMapModel
{
Heights = heights.ToArray(),
TerrainTypes = heights.Select(x =>
{
var selected = terrainNames.SkipWhile(terrain => terrain.BaseHeight <= x).FirstOrDefault();
return selected ?? terrainNames.Last();
}).Select(x => x.Id).ToArray(),
Width = world.Width,
Height = world.Height
};
}
/// <summary>
///
/// </summary>
protected void GenerateNoise()
{
EnabledInterface(false);
// Parse input ------------------------------------------------------------------------------------
int seed = ParseInt(_tbxSeed.Text, PrimitiveModule.DEFAULT_SEED);
float frequency = ParseFloat(_tbxFrequency.Text, FilterModule.DEFAULT_FREQUENCY);
float lacunarity = ParseFloat(_tbxLacunarity.Text, FilterModule.DEFAULT_LACUNARITY);
float gain = ParseFloat(_tbxGain.Text, FilterModule.DEFAULT_GAIN);
float offset = ParseFloat(_tbxOffset.Text, FilterModule.DEFAULT_OFFSET);
float exponent = ParseFloat(_tbxExponent.Text, FilterModule.DEFAULT_SPECTRAL_EXPONENT);
var octaveCount = (int) _nstpOctave.Value;
bool seamless = _chkbx.Checked;
GradientColor gradient = GradientColor.GRAYSCALE;
NoiseQuality quality = PrimitiveModule.DEFAULT_QUALITY;
var primitive = NoisePrimitive.ImprovedPerlin;
var filter = NoiseFilter.SumFractal;
try
{
quality = (NoiseQuality) Enum.Parse(typeof (NoiseQuality), _cbxQuality.Text);
}
catch
{
MessageBox.Show(
String.Format("Unknown quality '{0}'", _cbxQuality.Text),
"Libnoise Error",
MessageBoxButtons.OK,
MessageBoxIcon.Error
);
EnabledInterface(true);
return;
}
try
{
primitive = (NoisePrimitive) Enum.Parse(typeof (NoisePrimitive), _cbxPrimitive.Text);
}
catch
{
MessageBox.Show(
String.Format("Unknown primitive '{0}'", _cbxPrimitive.Text),
"Libnoise Error",
MessageBoxButtons.OK,
MessageBoxIcon.Error
);
EnabledInterface(true);
return;
}
try
{
filter = (NoiseFilter) Enum.Parse(typeof (NoiseFilter), _cbxFilter.Text);
}
catch
{
MessageBox.Show(
String.Format("Unknown filter '{0}'", _cbxFilter.Text),
"Libnoise Error",
MessageBoxButtons.OK,
MessageBoxIcon.Error
);
EnabledInterface(true);
return;
}
switch (_cbxGradient.Text)
{
case "Grayscale":
gradient = GradientColor.GRAYSCALE;
break;
case "Terrain":
gradient = GradientColor.TERRAIN;
break;
}
// Create module tree ------------------------------------------------------------------------------------
PrimitiveModule pModule = null;
switch (primitive)
{
case NoisePrimitive.Constant:
pModule = new Constant(offset);
break;
case NoisePrimitive.Cylinders:
pModule = new Cylinders(offset);
seamless = false;
break;
case NoisePrimitive.Spheres:
pModule = new Spheres(offset);
seamless = false;
break;
case NoisePrimitive.BevinsGradient:
pModule = new BevinsGradient();
break;
case NoisePrimitive.BevinsValue:
pModule = new BevinsValue();
break;
case NoisePrimitive.ImprovedPerlin:
pModule = new ImprovedPerlin();
break;
case NoisePrimitive.SimplexPerlin:
pModule = new SimplexPerlin();
break;
}
pModule.Quality = quality;
pModule.Seed = seed;
FilterModule fModule = null;
ScaleBias scale = null;
switch (filter)
{
case NoiseFilter.Pipe:
fModule = new Pipe();
break;
case NoiseFilter.SumFractal:
fModule = new SumFractal();
break;
case NoiseFilter.SinFractal:
fModule = new SinFractal();
break;
case NoiseFilter.MultiFractal:
fModule = new MultiFractal();
// Used to show the difference with our gradient color (-1 + 1)
scale = new ScaleBias(fModule, 1f, -0.8f);
break;
case NoiseFilter.Billow:
fModule = new Billow();
((Billow) fModule).Bias = -0.2f;
((Billow) fModule).Scale = 2f;
break;
case NoiseFilter.HeterogeneousMultiFractal:
fModule = new HeterogeneousMultiFractal();
// Used to show the difference with our gradient color (-1 + 1)
scale = new ScaleBias(fModule, -1f, 2f);
break;
case NoiseFilter.HybridMultiFractal:
fModule = new HybridMultiFractal();
// Used to show the difference with our gradient color (-1 + 1)
scale = new ScaleBias(fModule, 0.7f, -2f);
break;
case NoiseFilter.RidgedMultiFractal:
fModule = new RidgedMultiFractal();
// Used to show the difference with our gradient color (-1 + 1)
scale = new ScaleBias(fModule, 0.9f, -1.25f);
break;
case NoiseFilter.Voronoi:
fModule = new Voronoi();
break;
}
fModule.Frequency = frequency;
fModule.Lacunarity = lacunarity;
fModule.OctaveCount = octaveCount;
fModule.Offset = offset;
fModule.Offset = offset;
fModule.Gain = gain;
fModule.Primitive3D = (IModule3D) pModule;
IModule3D finalModule;
if (scale == null)
finalModule = (IModule3D) fModule;
else
finalModule = scale;
NoiseMapBuilder projection;
switch (_cbxProjection.Text)
{
case "Spherical":
projection = new NoiseMapBuilderSphere();
((NoiseMapBuilderSphere) projection).SetBounds(-90f, 90f, -180f, 180f); // degrees
break;
case "Cylindrical":
projection = new NoiseMapBuilderCylinder();
((NoiseMapBuilderCylinder) projection).SetBounds(-180f, 180f, -10f, 10f);
break;
case "Planar":
default:
float bound = 2f;
projection = new NoiseMapBuilderPlane(bound, bound*2, bound, bound*2, seamless);
//projection = new NoiseMapBuilderPlane(-bound, bound, -bound, bound, seamless);
//projection = new NoiseMapBuilderPlane(0, bound, 0, bound, seamless);
break;
}
int width = 0;
int height = 0;
switch (_cbxSize.Text)
{
case "256 x 256":
width = 256;
height = 256;
break;
case "512 x 512":
width = 512;
height = 512;
break;
case "1024 x 1024":
width = 1024;
height = 1024;
break;
case "256 x 128":
width = 256;
height = 128;
break;
case "512 x 256":
width = 512;
height = 256;
break;
case "1024 x 512":
width = 1024;
height = 512;
break;
case "2048 x 1024":
width = 2048;
height = 1024;
break;
default:
case "128 x 128":
width = 128;
height = 128;
break;
}
// ------------------------------------------------------------------------------------------------
// 0 - Initializing
_prbarRenderProgression.Visible = true;
_lblProgressPercent.Visible = true;
_prbarRenderProgression.Value = 0;
;
_lblProgressPercent.Text = "";
_lblLog.Text = String.Format("Create a {0} image with a {1} projection\n", _cbxSize.Text,
_cbxProjection.Text);
var watchDog = new Stopwatch();
TimeSpan ts;
double elaspedTime = 0;
//
// ------------------------------------------------------------------------------------------------
// 1 - Build the noise map
watchDog.Reset();
_prbarRenderProgression.Value = 0;
_lblLog.Text += "Building noise map ... ";
var noiseMap = new NoiseMap();
/*
// ShapeFilter test
Bitmap bmpShape = new Bitmap("smileyShape.bmp");
BitmapAdaptater bmShapeAdaptater = new BitmapAdaptater(bmpShape);
ShapeFilter shapeFilter = new ShapeFilter();
shapeFilter.Shape = bmShapeAdaptater;
projection.Filter = shapeFilter;
*/
projection.SetSize(width, height);
projection.SourceModule = finalModule;
projection.NoiseMap = noiseMap;
projection.CallBack = delegate(int line)
{
line++;
watchDog.Stop();
//Process message
Application.DoEvents();
_prbarRenderProgression.Value = (line*100/height);
_lblProgressPercent.Text = String.Format("{0} % - {1} line(s)", _prbarRenderProgression.Value, line);
watchDog.Start();
};
watchDog.Start();
projection.Build();
watchDog.Stop();
ts = watchDog.Elapsed;
elaspedTime += ts.TotalMilliseconds;
_lblLog.Text += String.Format("{0:00}:{1:00} {2:00},{3:0000}\n",
ts.Hours, ts.Minutes,
ts.Seconds, ts.Milliseconds*10
);
// ------------------------------------------------------------------------------------------------
// 2 - Render image
// Create a renderer, BitmapAdaptater create a System.Drawing.Bitmap on the fly
watchDog.Reset();
_prbarRenderProgression.Value = 0;
_lblLog.Text += "Rendering image ... ";
var renderer = new ImageRenderer();
renderer.NoiseMap = noiseMap;
renderer.Gradient = gradient;
renderer.LightBrightness = 2;
renderer.LightContrast = 8;
//renderer.LightEnabled = true;
// Libnoise image struct strategy
//Graphics.Tools.Noise.Renderer.Image image = new Graphics.Tools.Noise.Renderer.Image();
//renderer.Image = image;
// Dotnet Bitmap Strategy
var bmpAdaptater = new BitmapAdaptater(width, height);
renderer.Image = bmpAdaptater;
renderer.CallBack = delegate(int line)
{
line++;
watchDog.Stop();
//Process message
Application.DoEvents();
_prbarRenderProgression.Value = (line*100/height);
_lblProgressPercent.Text = String.Format("{0} % - {1} line(s)", _prbarRenderProgression.Value, line);
watchDog.Start();
};
// Render the texture.
watchDog.Start();
renderer.Render();
watchDog.Stop();
ts = watchDog.Elapsed;
elaspedTime += ts.TotalMilliseconds;
_lblLog.Text += String.Format("{0:00}:{1:00} {2:00},{3:0000}\n",
ts.Hours, ts.Minutes,
ts.Seconds, ts.Milliseconds*10
);
//----------------------------------------
// Normalmap rendering test
//
/*
BitmapAdaptater nmapAdaptater = new BitmapAdaptater(width, height);
NormalMapRenderer nmap = new NormalMapRenderer();
nmap.Image = nmapAdaptater;
nmap.BumpHeight = 30.0f;
nmap.NoiseMap = noiseMap;
nmap.Render();
nmapAdaptater.Bitmap.Save("normalMap.png", ImageFormat.Png);
*/
//----------------------------------------
/*
Heightmap8 heightmap8 = new Heightmap8();
Heightmap8Renderer heightmapRenderer = new Heightmap8Renderer();
heightmapRenderer.Heightmap = heightmap8;
*/
/*
Heightmap16 heightmap16 = new Heightmap16();
Heightmap16Renderer heightmapRenderer = new Heightmap16Renderer();
heightmapRenderer.Heightmap = heightmap16;
*/
/*
Heightmap32 heightmap32 = new Heightmap32();
Heightmap32Renderer heightmapRenderer = new Heightmap32Renderer();
heightmapRenderer.Heightmap = heightmap32;
*/
/*
heightmapRenderer.NoiseMap = noiseMap;
heightmapRenderer.ExactFit();
heightmapRenderer.Render();
*/
/*
Heightmap16RawWriter rawWriter = new Heightmap16RawWriter();
rawWriter.Heightmap = heightmap16;
rawWriter.Filename = "heightmap16.raw";
rawWriter.WriteFile();
*/
// ------------------------------------------------------------------------------------------------
// 3 - Painting
// Save the file
//bmpAdaptater.Bitmap.Save("rendered.png",ImageFormat.Png);
_imageRendered.Width = width;
_imageRendered.Height = height;
//_imageRendered.Image = _bitmap;
_imageRendered.Image = bmpAdaptater.Bitmap;
if (_imageRendered.Width > _panImageViewport.Width)
_imageRendered.Left = 0;
else
_imageRendered.Left = (_panImageViewport.Width - _imageRendered.Width)/2;
if (_imageRendered.Height > _panImageViewport.Height)
_imageRendered.Top = 0;
else
_imageRendered.Top = (_panImageViewport.Height - _imageRendered.Height)/2;
if (_imageRendered.Width > _panImageViewport.Width || _imageRendered.Height > _panImageViewport.Height)
{
_imageRendered.Anchor = (AnchorStyles.Left | AnchorStyles.Top);
_panImageViewport.AutoScroll = true;
}
else
_panImageViewport.AutoScroll = false;
// ----------------------------------------------------------------
ts = TimeSpan.FromMilliseconds(elaspedTime);
// Format and display the TimeSpan value.
_lblLog.Text += String.Format("Duration : {0:00}:{1:00} {2:00},{3:0000}\n",
ts.Hours, ts.Minutes,
ts.Seconds, ts.Milliseconds*10
);
EnabledInterface(true);
_prbarRenderProgression.Value = 0;
_lblProgressPercent.Text = "";
_prbarRenderProgression.Visible = false;
_lblProgressPercent.Visible = false;
}
