public NoiseMap Render()
{
PrimitiveModule primitive = null;
switch (this.Primitive)
{
case NoisePrimitive.Constant:
primitive = new Constant(this.Offset);
break;
case NoisePrimitive.Cylinders:
primitive = new Cylinders(this.Offset);
this.Seamless = false;
break;
case NoisePrimitive.Spheres:
primitive = new Spheres(this.Offset);
this.Seamless = false;
break;
case NoisePrimitive.BevinsGradient: primitive = new BevinsGradient(); break;
case NoisePrimitive.BevinsValue: primitive = new BevinsValue(); break;
case NoisePrimitive.ImprovedPerlin: primitive = new ImprovedPerlin(); break;
case NoisePrimitive.SimplexPerlin: primitive = new SimplexPerlin(); break;
}
primitive.Seed = this.Seed;
primitive.Quality = this.NoiseQuality;
FilterModule filter = null;
ScaleBias scale = null;
switch (this.Filter)
{
case NoiseFilter.Pipe: filter = new Pipe(); break;
case NoiseFilter.SumFractal: filter = new SumFractal(); break;
case NoiseFilter.SinFractal: filter = new SinFractal(); break;
case NoiseFilter.MultiFractal:
filter = new MultiFractal();
// Used to show the difference with our gradient color (-1 + 1)
scale = new ScaleBias(filter, 1f, -0.8f);
break;
case NoiseFilter.Billow:
filter = new Billow();
((Billow)filter).Bias = -0.2f;
((Billow)filter).Scale = 2f;
break;
case NoiseFilter.HeterogeneousMultiFractal:
filter = new HeterogeneousMultiFractal();
// Used to show the difference with our gradient color (-1 + 1)
scale = new ScaleBias(filter, -1f, 2f);
break;
case NoiseFilter.HybridMultiFractal:
filter = new HybridMultiFractal();
// Used to show the difference with our gradient color (-1 + 1)
scale = new ScaleBias(filter, 0.7f, -2f);
break;
case NoiseFilter.RidgedMultiFractal:
filter = new RidgedMultiFractal();
// Used to show the difference with our gradient color (-1 + 1)
scale = new ScaleBias(filter, 0.9f, -1.25f);
break;
case NoiseFilter.Voronoi: filter = new Voronoi(); break;
}
filter.Frequency = this.Frequency;
filter.Lacunarity = this.Lacunarity;
filter.OctaveCount = this.OctaveCount;
filter.Offset = this.Offset;
filter.Gain = this.Gain;
filter.Primitive3D = (IModule3D)primitive;
IModule3D final = scale ?? (IModule3D)filter;
NoiseMapBuilder projection;
switch (this.Projection)
{
case NoiseMapProjection.Spherical:
projection = new NoiseMapBuilderSphere();
((NoiseMapBuilderSphere)projection).SetBounds(-90f, 90f, -180f, 180f); // degrees
break;
case NoiseMapProjection.Cylindrical:
projection = new NoiseMapBuilderCylinder();
((NoiseMapBuilderCylinder)projection).SetBounds(-180f, 180f, -10f, 10f);
break;
case NoiseMapProjection.Planar:
default:
float bound = 2f;
projection = new NoiseMapBuilderPlane(bound, bound * 2, bound, bound * 2, this.Seamless);
break;
}
NoiseMap noise = new NoiseMap();
projection.SetSize(this.Width, this.Height);
projection.SourceModule = final;
projection.NoiseMap = noise;
projection.Build();
float min, max;
noise.MinMax(out min, out max);
this.Map = noise;
return(noise);
}
