/*private float Noise(IModule2D noise, float x) * { * return noise.GetValue(x, 0) / 2f + 0.5f; * }*/ /*public float Turbulence(int y, int x) * { * return (float)(this.Gradient(y, x) + this.random.NextDouble() * 0.25d - 0.25d); * }*/ /*private class Gradient : IModule2D * { * public Gradient() * { * } * * public float GetValue(float x, float y) * { * return y * 2 - 1f; * } * }*/ public IEnumerable <Point> Generate() { /*var fractal = new MultiFractal(); * fractal.OctaveCount = 6f; * fractal.Frequency = 2f; * fractal.Primitive2D = new Gradient();*/ var gradient = new Gradient(0, 0, 0, 1); var fractal = new Fractal(FractalType.FBM, BasisTypes.GRADIENT, InterpTypes.QUINTIC, octaves: 6, frequency: 2d, seed: null); var scale = new ScaleOffset(0.5d, 0, fractal); var perturb = new TranslatedDomain(gradient, null, scale); var select = new Select(perturb, 0, 1, 0.5d, null); for (var y = 0; y < this.map.Height; y++) { for (var x = 0; x < this.map.Width; x++) { var value = select.Get((double)x / (this.map.Width / 2), (double)y / (this.map.Height / 2)); if (value > 0.5) { this.map[y, x].Block = new Material(MaterialType.Dirt); } } } yield break; }
public static ModuleBase Caves() { Fractal cave_shape = new Fractal(FractalType.RIDGEDMULTI, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 2, 4, (uint)UnityEngine.Random.Range(0, 10000)); Select cave_select = new Select(cave_shape, 1, 0, 0.4, 0); Fractal cave_perturb_fractal = new Fractal(FractalType.FBM, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 6, 3, null); ScaleOffset cave_perturb_scale = new ScaleOffset(0.25, 0, cave_perturb_fractal); TranslatedDomain cave_perturb = new TranslatedDomain(cave_select, cave_perturb_scale, null); Select selection = new Select(cave_perturb, 0, 1, 0.5, null); return(selection); }
public static ModuleBase CavesAndMountains(uint seed = 10000) { AccidentalNoise.Gradient ground_gradient = new AccidentalNoise.Gradient(0, 0, 0, 1); // lowlands Fractal lowland_shape_fractal = new Fractal(FractalType.BILLOW, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 2, 0.25, seed); AutoCorrect lowland_autocorrect = new AutoCorrect(lowland_shape_fractal, 0, 1); ScaleOffset lowland_scale = new ScaleOffset(.5, -0.45, lowland_autocorrect); ScaleDomain lowland_y_scale = new ScaleDomain(lowland_scale, null, 0); TranslatedDomain lowland_terrain = new TranslatedDomain(ground_gradient, null, lowland_y_scale); // highlands Fractal highland_shape_fractal = new Fractal(FractalType.FBM, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 4, 2, seed); AutoCorrect highland_autocorrect = new AutoCorrect(highland_shape_fractal, 0, 1.5); ScaleOffset highland_scale = new ScaleOffset(1, 0, highland_autocorrect); ScaleDomain highland_y_scale = new ScaleDomain(highland_scale, null, 1); TranslatedDomain highland_terrain = new TranslatedDomain(ground_gradient, null, highland_y_scale); // mountains Fractal mountain_shape_fractal = new Fractal(FractalType.RIDGEDMULTI, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 8, 1, seed); AutoCorrect mountain_autocorrect = new AutoCorrect(mountain_shape_fractal, -1, 1); ScaleOffset mountain_scale = new ScaleOffset(0.3, 0.3, mountain_autocorrect); ScaleDomain mountain_y_scale = new ScaleDomain(mountain_scale, null, 1); TranslatedDomain mountain_terrain = new TranslatedDomain(ground_gradient, null, mountain_y_scale); // terrain Fractal terrain_type_fractal = new Fractal(FractalType.FBM, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 3, 0.125, seed); AutoCorrect terrain_autocorrect = new AutoCorrect(terrain_type_fractal, 0, 1); ScaleDomain terrain_type_y_scale = new ScaleDomain(terrain_autocorrect, null, 0); Cache terrain_type_cache = new Cache(terrain_type_y_scale); Select highland_mountain_select = new Select(terrain_type_cache, highland_terrain, mountain_terrain, 0.55, 0.2); Select highland_lowland_select = new Select(terrain_type_cache, lowland_terrain, highland_mountain_select, 0.25, 0.15); Cache highland_lowland_select_cache = new Cache(highland_lowland_select); Select ground_select = new Select(highland_lowland_select_cache, 0, 1, 0.5, null); // caves Fractal cave_shape = new Fractal(FractalType.RIDGEDMULTI, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 1, 2, seed); Bias cave_attenuate_bias = new Bias(highland_lowland_select_cache, 0.9); Combiner cave_shape_attenuate = new Combiner(CombinerTypes.MULT, cave_shape, cave_attenuate_bias); Fractal cave_perturb_fractal = new Fractal(FractalType.FBM, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 6, 3, seed); ScaleOffset cave_perturb_scale = new ScaleOffset(1, 0, cave_perturb_fractal); TranslatedDomain cave_perturb = new TranslatedDomain(cave_shape_attenuate, cave_perturb_scale, null); Select cave_select = new Select(cave_perturb, 1, 0, 0.4, 0); return(new Combiner(CombinerTypes.MULT, cave_select, ground_select) as ModuleBase); }
public static ModuleBase Mountains() { Gradient ground_gradient = new Gradient(0, 0, 0, 1); Fractal ground_shape_fractal = new Fractal(FractalType.FBM, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 6, 2, null); ScaleOffset ground_scale = new ScaleOffset(0.5, 0, ground_shape_fractal); ScaleDomain ground_scale_y = new ScaleDomain(ground_scale, null, 0); TranslatedDomain ground_perturb = new TranslatedDomain(ground_gradient, null, ground_scale_y); Fractal ground_overhang_fractal = new Fractal(FractalType.FBM, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 6, 2, 23434); ScaleOffset ground_overhang_scale = new ScaleOffset(0.2, 0, ground_overhang_fractal); TranslatedDomain ground_overhang_perturb = new TranslatedDomain(ground_perturb, ground_overhang_scale, null); Select selection = new Select(ground_overhang_perturb, 0, 1, 0.5, null); return(selection as ModuleBase); }
public Form1() { InitializeComponent(); Bitmap bitmap = new Bitmap(pictureBox1.Width, pictureBox1.Height); Gradient ground_gradient = new Gradient(0, 0, 0, 1); #region lowlands Fractal lowland_shape_fractal = new Fractal(FractalType.BILLOW, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 2, 0.25, null); AutoCorrect lowland_autocorrect = new AutoCorrect(lowland_shape_fractal, 0, 1); ScaleOffset lowland_scale = new ScaleOffset(0.125, -0.45, lowland_autocorrect); ScaleDomain lowland_y_scale = new ScaleDomain(lowland_scale, null, 0); TranslatedDomain lowland_terrain = new TranslatedDomain(ground_gradient, null, lowland_y_scale); #endregion #region highlands Fractal highland_shape_fractal = new Fractal(FractalType.FBM, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 4, 2, null); AutoCorrect highland_autocorrect = new AutoCorrect(highland_shape_fractal, -1, 1); ScaleOffset highland_scale = new ScaleOffset(0.25, 0, highland_autocorrect); ScaleDomain highland_y_scale = new ScaleDomain(highland_scale, null, 0); TranslatedDomain highland_terrain = new TranslatedDomain(ground_gradient, null, highland_y_scale); #endregion #region mountains Fractal mountain_shape_fractal = new Fractal(FractalType.RIDGEDMULTI, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 8, 1, null); AutoCorrect mountain_autocorrect = new AutoCorrect(mountain_shape_fractal, -1, 1); ScaleOffset mountain_scale = new ScaleOffset(0.3, 0.15, mountain_autocorrect); ScaleDomain mountain_y_scale = new ScaleDomain(mountain_scale, null, 0.15); TranslatedDomain mountain_terrain = new TranslatedDomain(ground_gradient, null, mountain_y_scale); #endregion #region terrain Fractal terrain_type_fractal = new Fractal(FractalType.FBM, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 3, 0.125, null); AutoCorrect terrain_autocorrect = new AutoCorrect(terrain_type_fractal, 0, 1); ScaleDomain terrain_type_y_scale = new ScaleDomain(terrain_autocorrect, null, 0); Cache terrain_type_cache = new Cache(terrain_type_y_scale); Select highland_mountain_select = new Select(terrain_type_cache, highland_terrain, mountain_terrain, 0.55, 0.2); Select highland_lowland_select = new Select(terrain_type_cache, lowland_terrain, highland_mountain_select, 0.25, 0.15); Cache highland_lowland_select_cache = new Cache(highland_lowland_select); Select ground_select = new Select(highland_lowland_select_cache, 0, 1, 0.5, null); #endregion #region caves Fractal cave_shape = new Fractal(FractalType.RIDGEDMULTI, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 1, 4, null); Bias cave_attenuate_bias = new Bias(highland_lowland_select_cache, 0.65); Combiner cave_shape_attenuate = new Combiner(CombinerTypes.MULT, cave_shape, cave_attenuate_bias); Fractal cave_perturb_fractal = new Fractal(FractalType.FBM, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 6, 3, null); ScaleOffset cave_perturb_scale = new ScaleOffset(0.5, 0, cave_perturb_fractal); TranslatedDomain cave_perturb = new TranslatedDomain(cave_shape_attenuate, cave_perturb_scale, null); Select cave_select = new Select(cave_perturb, 1, 0, 0.75, 0); #endregion Combiner gound_cave_multiply = new Combiner(CombinerTypes.MULT, cave_select, ground_select); //EXAMPLE 1 //Gradient ground_gradient = new Gradient(0, 0, 0, 1); //Fractal ground_shape_fractal = new Fractal(FractalType.FBM, // BasisTypes.GRADIENT, // InterpTypes.QUINTIC, // 6, 2, null); //ScaleOffset ground_scale = new Accidental.ScaleOffset(0.5, 0, ground_shape_fractal); //ScaleDomain ground_scale_y = new ScaleDomain(null, 0, ground_scale); //TranslatedDomain ground_perturb = new TranslatedDomain(ground_gradient, null, ground_scale_y); //Fractal ground_overhang_fractal = new Fractal(FractalType.FBM, // BasisTypes.GRADIENT, // InterpTypes.QUINTIC, // 6, 2, 23434); //ScaleOffset ground_overhang_scale = new ScaleOffset(0.2, 0, ground_overhang_fractal); //TranslatedDomain ground_overhang_perturb = new TranslatedDomain(ground_perturb, ground_overhang_scale, null); //Select ground_select = new Select(ground_overhang_perturb, 0, 1, 0.5, null); //EXAMPLE 2 //Fractal cave_shape = new Accidental.Fractal(FractalType.RIDGEDMULTI, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 1, 2, 4533); //Select cave_select = new Accidental.Select(cave_shape, 1, 0, 0.6, 0); //Fractal cave_perturb_fractal = new Fractal(FractalType.FBM, BasisTypes.GRADIENT, InterpTypes.QUINTIC, 6, 3, null); //ScaleOffset cave_perturb_scale = new ScaleOffset(0.25, 0, cave_perturb_fractal); //TranslatedDomain cave_perturb = new TranslatedDomain(cave_select, cave_perturb_scale, null); SMappingRanges ranges = new SMappingRanges(); //finally update our image for (int x = 0; x < bitmap.Width; x++) { for (int y = 0; y < bitmap.Height; y++) { double p = (double)x / (double)bitmap.Width; double q = (double)y / (double)bitmap.Height; double nx, ny = 0.0; nx = ranges.mapx0 + p * (ranges.mapx1 - ranges.mapx0); ny = ranges.mapy0 + q * (ranges.mapy1 - ranges.mapy0); double val = gound_cave_multiply.Get(nx * 6, ny * 3); bitmap.SetPixel(x, y, Color.Black.Lerp(Color.White, val)); } } pictureBox1.Image = bitmap; }