public void InitO(int seed, int width, int height) { float delta = width / 3072.0f; delta *= ZoomMultiplier; DivNoise = delta; // Rand.SetSeed(seed); baseWaterTerrain.Frequency = 2.0; baseLandTerrain.Frequency = (2.0); ScaleBiasOutput flatTerrain = new ScaleBiasOutput(baseLandTerrain); flatTerrain.Scale = 0.005; flatTerrain.Bias = seaLevel;//SeaLevel; ScaleBiasOutput hillTerrain = new ScaleBiasOutput(baseLandTerrain); hillTerrain.Scale = 0.065; hillTerrain.Bias = seaLevel + 0.2;//SeaLevel; ScaleBiasOutput waterTerrain = new ScaleBiasOutput(baseWaterTerrain); waterTerrain.Bias = -0.73f;//SeaLevel; waterTerrain.Scale = 0.05; Perlin waterLandType = new Perlin(); waterLandType.Persistence = 0.45; waterLandType.Frequency = 0.5; //waterLandType.OctaveCount = 12; waterLandType.Seed = Rand.Next(1000000); Select waterLandSelector = new Select(waterLandType, waterTerrain, flatTerrain); waterLandSelector.EdgeFalloff = (0.045); waterLandSelector.SetBounds(-0.0, 1000);; Select landHillSelector = new Select(waterLandType, waterLandSelector, hillTerrain); landHillSelector.EdgeFalloff = (0.15); landHillSelector.SetBounds(0.4, 1000);; terrainType.Persistence = 0.3; terrainType.Frequency = 0.3; terrainType.Seed = Rand.Next(10000000); var clamp = new ClampOutput(terrainType); clamp.SetBounds(0, 1); // mountainTerrain.Frequency /= 1.5f; mountainTerrain.Lacunarity = 30; mountainTerrain.Frequency = 1.3; MultiplyPositive mul = new MultiplyPositive(waterLandType, waterLandType); ScaleOutput scaled = new ScaleOutput(mul, 0.00001); Add add = new Add(new BiasOutput(mountainTerrain, 1 + seaLevel), landHillSelector); MultiplyPositive mul2 = new MultiplyPositive(mul, mul); MultiplyPositive mul3 = new MultiplyPositive(clamp, mul); Select terrainSelector = new Select(mul3, landHillSelector, add); terrainSelector.EdgeFalloff = (0.425); terrainSelector.SetBounds(0.3, 1000); Turbulence finalTerrain = new Turbulence(terrainSelector); finalTerrain.Frequency = 4; finalTerrain.Power = 0.075; Width = width; Height = height; // ResultBitmap2 = new NoiseTexture(width, height, clamp); // System.Console.Out.WriteLine("Left: " + ResultBitmap2.minRange + " - " + ResultBitmap2.maxRange); ResultBitmap = new NoiseTexture(width, height, finalTerrain, DivNoise, 1.25f, -0.66f); System.Console.Out.WriteLine("Range: " + ResultBitmap.minRange + " - " + ResultBitmap.maxRange); }
public void Init(int seed, int width, int height) { if (LandBitmap != null && width != LandBitmap.Width) { LandBitmap.ResizeImage(width, height, false); } if (MountainBitmap != null && width != MountainBitmap.Width) { MountainBitmap.ResizeImage(width, height, false); } float delta = width / 3072.0f; delta *= ZoomMultiplier; DivNoise = delta; // Rand.SetSeed(seed); baseWaterTerrain.Frequency = 2.0; baseLandTerrain.Frequency = (2.0); ScaleBiasOutput flatTerrain = new ScaleBiasOutput(baseLandTerrain); flatTerrain.Scale = 0.005; flatTerrain.Bias = seaLevel;//SeaLevel; MinLandFreq = 0.2f; MaxLandFreq = 1f; if (LandBitmap != null) { MinLandFreq = 0.7f; } ScaleBiasOutput hillTerrain = new ScaleBiasOutput(baseLandTerrain); hillTerrain.Scale = 0.09; hillTerrain.Bias = seaLevel + 0.2;//SeaLevel; ScaleBiasOutput waterTerrain = new ScaleBiasOutput(baseWaterTerrain); waterTerrain.Bias = -0.33f;//SeaLevel; waterTerrain.Scale = 0.001; Perlin waterLandType = new Perlin(); float landFreq = Rand.Next((int)(MinLandFreq * 10000), (int)(MaxLandFreq * 10000)) / 10000.0f; waterLandType.Persistence = 0.45; waterLandType.Frequency = landFreq; //waterLandType.OctaveCount = 12; waterLandType.Seed = Rand.Next(1000000); Select waterLandSelector = new Select(waterLandType, waterTerrain, flatTerrain); if (LandBitmap != null) { waterLandSelector = new BitmapSelect(waterLandType, waterTerrain, flatTerrain, DivNoise, LandBitmap); } waterLandSelector.EdgeFalloff = (0.145); waterLandSelector.SetBounds(-0.0, 1000);; Select landHillSelector = new Select(waterLandType, waterLandSelector, hillTerrain); if (LandBitmap != null) { landHillSelector = new BitmapSelect(waterLandType, waterLandSelector, hillTerrain, DivNoise, LandBitmap); } landHillSelector.EdgeFalloff = (0.45); landHillSelector.SetBounds(0.25f, 1000);; terrainType.Persistence = 0.3; terrainType.Frequency = 0.3; terrainType.Seed = Rand.Next(10000000); var clamp = new ClampOutput(terrainType); clamp.SetBounds(0, 1); // mountainTerrain.Frequency /= 1.5f; mountainTerrain.Lacunarity = 35; mountainTerrain.Frequency = 3.2; mountainTerrain.Seed = Rand.Next(10000000); MultiplyPositive mul = new MultiplyPositive(waterLandType, waterLandType); ScaleOutput scaled = new ScaleOutput(mul, 0.00001); Add add = new Add(new BiasOutput(mountainTerrain, 0.8 + seaLevel), landHillSelector); MultiplyPositive mul2 = new MultiplyPositive(add, add); MultiplyPositive mul3 = new MultiplyPositive(clamp, mul); Select terrainSelector = new Select(mul3, landHillSelector, add); if (MountainBitmap != null) { terrainSelector = new BitmapSelect(mul3, landHillSelector, add, DivNoise, MountainBitmap); } terrainSelector.EdgeFalloff = (7.925); terrainSelector.SetBounds(0.3, 1000); Turbulence finalTerrain = new Turbulence(terrainSelector); finalTerrain.Frequency = 4; finalTerrain.Power = 0.075; Width = width; Height = height; // ResultBitmap2 = new NoiseTexture(width, height, clamp); // System.Console.Out.WriteLine("Left: " + ResultBitmap2.minRange + " - " + ResultBitmap2.maxRange); // ResultBitmap2 = new NoiseTexture(width, height, finalTerrain, DivNoise, 1.25f, -0.66f); // System.Console.Out.WriteLine("Left: " + ResultBitmap2.minRange + " - " + ResultBitmap2.maxRange); ResultBitmap = new NoiseTexture(width, height, finalTerrain, DivNoise, 1.25f, -0.66f); System.Console.Out.WriteLine("Right: " + ResultBitmap.minRange + " - " + ResultBitmap.maxRange); }
private void button1_Click(object sender, EventArgs e) { panel2.Enabled = false; NoiseQuality quality = NoiseQuality.Standard; if (radiolow.Checked) { quality = NoiseQuality.Low; } if (radiostandard.Checked) { quality = NoiseQuality.Standard; } if (radiohigh.Checked) { quality = NoiseQuality.High; } int seed = 0; try { seed = Convert.ToInt32(textBox1.Text); } catch { seed = 0; textBox1.Text = "0"; } int octaves = 0; try { octaves = Convert.ToInt32(textBox2.Text); } catch { octaves = 6; textBox2.Text = "6"; } if (octaves > 30) { octaves = 30; } double frequency = 0; try { frequency = Convert.ToDouble(textBox3.Text); } catch { frequency = 0.05; textBox3.Text = "0.05"; } double lacunarity = 0; try { lacunarity = Convert.ToDouble(textBox4.Text); } catch { lacunarity = 2.0; textBox4.Text = "2.0"; } double persistence = 0; try { persistence = Convert.ToDouble(textBox5.Text); } catch { persistence = 0.5; textBox5.Text = "0.5"; } bool mapToSphere = false; IModule module; switch (listBox1.SelectedItem.ToString()) { case "Slow Perlin": module = new Perlin(); ((Perlin)module).Frequency = frequency; ((Perlin)module).NoiseQuality = quality; ((Perlin)module).Seed = seed; ((Perlin)module).OctaveCount = octaves; ((Perlin)module).Lacunarity = lacunarity; ((Perlin)module).Persistence = persistence; break; case "Fast Perlin": module = new FastNoise(); ((FastNoise)module).Frequency = frequency; ((FastNoise)module).NoiseQuality = quality; ((FastNoise)module).Seed = seed; ((FastNoise)module).OctaveCount = octaves; ((FastNoise)module).Lacunarity = lacunarity; ((FastNoise)module).Persistence = persistence; break; case "Slow Billow": module = new Billow(); ((Billow)module).Frequency = frequency; ((Billow)module).NoiseQuality = quality; ((Billow)module).Seed = seed; ((Billow)module).OctaveCount = octaves; ((Billow)module).Lacunarity = lacunarity; ((Billow)module).Persistence = persistence; break; case "Fast Billow": module = new FastBillow(); ((FastBillow)module).Frequency = frequency; ((FastBillow)module).NoiseQuality = quality; ((FastBillow)module).Seed = seed; ((FastBillow)module).OctaveCount = octaves; ((FastBillow)module).Lacunarity = lacunarity; ((FastBillow)module).Persistence = persistence; break; case "Slow Ridged Multifractal": module = new RidgedMultifractal(); ((RidgedMultifractal)module).Frequency = frequency; ((RidgedMultifractal)module).NoiseQuality = quality; ((RidgedMultifractal)module).Seed = seed; ((RidgedMultifractal)module).OctaveCount = octaves; ((RidgedMultifractal)module).Lacunarity = lacunarity; break; case "Fast Ridged Multifractal": module = new FastRidgedMultifractal(); ((FastRidgedMultifractal)module).Frequency = frequency; ((FastRidgedMultifractal)module).NoiseQuality = quality; ((FastRidgedMultifractal)module).Seed = seed; ((FastRidgedMultifractal)module).OctaveCount = octaves; ((FastRidgedMultifractal)module).Lacunarity = lacunarity; break; case "Slow Combined": Billow billow = new Billow(); billow.Frequency = frequency; billow.NoiseQuality = quality; billow.Seed = seed; billow.OctaveCount = octaves; billow.Lacunarity = lacunarity; billow.Persistence = persistence; ScaleBiasOutput scaledBillow = new ScaleBiasOutput(billow); scaledBillow.Bias = -0.75; scaledBillow.Scale = 0.125; RidgedMultifractal ridged = new RidgedMultifractal(); ridged.Frequency = frequency / 2.0; ridged.NoiseQuality = quality; ridged.Seed = seed; ridged.OctaveCount = octaves; ridged.Lacunarity = lacunarity; Perlin perlin = new Perlin(); perlin.Frequency = frequency / 10.0; perlin.NoiseQuality = quality; perlin.Seed = seed; perlin.OctaveCount = octaves; perlin.Lacunarity = lacunarity; perlin.Persistence = persistence; Select selector = new Select(perlin, ridged, scaledBillow); selector.SetBounds(0, 1000); selector.EdgeFalloff = 0.5; module = selector; break; case "Fast Combined": FastBillow fastbillow = new FastBillow(); fastbillow.Frequency = frequency; fastbillow.NoiseQuality = quality; fastbillow.Seed = seed; fastbillow.OctaveCount = octaves; fastbillow.Lacunarity = lacunarity; fastbillow.Persistence = persistence; ScaleBiasOutput fastscaledBillow = new ScaleBiasOutput(fastbillow); fastscaledBillow.Bias = -0.75; fastscaledBillow.Scale = 0.125; FastRidgedMultifractal fastridged = new FastRidgedMultifractal(); fastridged.Frequency = frequency / 2.0; fastridged.NoiseQuality = quality; fastridged.Seed = seed; fastridged.OctaveCount = octaves; fastridged.Lacunarity = lacunarity; FastNoise fastperlin = new FastNoise(); fastperlin.Frequency = frequency / 10.0; fastperlin.NoiseQuality = quality; fastperlin.Seed = seed; fastperlin.OctaveCount = octaves; fastperlin.Lacunarity = lacunarity; fastperlin.Persistence = persistence; Select fastselector = new Select(fastperlin, fastridged, fastscaledBillow); fastselector.SetBounds(0, 1000); fastselector.EdgeFalloff = 0.5; module = fastselector; break; case "Voronoi": module = new Voronoi(); ((Voronoi)module).Frequency = frequency; break; case "Slow Planet": mapToSphere = true; Perlin slowPlanetContinents = new Perlin(); slowPlanetContinents.Frequency = 1.5; Billow slowPlanetLowlands = new Billow(); slowPlanetLowlands.Frequency = 4; LibNoise.Modifiers.ScaleBiasOutput slowPlanetLowlandsScaled = new ScaleBiasOutput(slowPlanetLowlands); slowPlanetLowlandsScaled.Scale = 0.2; slowPlanetLowlandsScaled.Bias = 0.5; RidgedMultifractal slowPlanetMountainsBase = new RidgedMultifractal(); slowPlanetMountainsBase.Frequency = 4; ScaleBiasOutput slowPlanetMountainsScaled = new ScaleBiasOutput(slowPlanetMountainsBase); slowPlanetMountainsScaled.Scale = 0.4; slowPlanetMountainsScaled.Bias = 0.85; FastTurbulence slowPlanetMountains = new FastTurbulence(slowPlanetMountainsScaled); slowPlanetMountains.Power = 0.1; slowPlanetMountains.Frequency = 50; Perlin slowPlanetLandFilter = new Perlin(); slowPlanetLandFilter.Frequency = 6; Select slowPlanetLand = new Select(slowPlanetLandFilter, slowPlanetLowlandsScaled, slowPlanetMountains); slowPlanetLand.SetBounds(0, 1000); slowPlanetLand.EdgeFalloff = 0.5; Billow slowPlanetOceanBase = new Billow(); slowPlanetOceanBase.Frequency = 15; ScaleOutput slowPlanetOcean = new ScaleOutput(slowPlanetOceanBase, 0.1); Select slowPlanetFinal = new Select(slowPlanetContinents, slowPlanetOcean, slowPlanetLand); slowPlanetFinal.SetBounds(0, 1000); slowPlanetFinal.EdgeFalloff = 0.5; module = slowPlanetFinal; break; case "Fast Planet": mapToSphere = true; FastNoise fastPlanetContinents = new FastNoise(seed); fastPlanetContinents.Frequency = 1.5; FastBillow fastPlanetLowlands = new FastBillow(); fastPlanetLowlands.Frequency = 4; LibNoise.Modifiers.ScaleBiasOutput fastPlanetLowlandsScaled = new ScaleBiasOutput(fastPlanetLowlands); fastPlanetLowlandsScaled.Scale = 0.2; fastPlanetLowlandsScaled.Bias = 0.5; FastRidgedMultifractal fastPlanetMountainsBase = new FastRidgedMultifractal(seed); fastPlanetMountainsBase.Frequency = 4; ScaleBiasOutput fastPlanetMountainsScaled = new ScaleBiasOutput(fastPlanetMountainsBase); fastPlanetMountainsScaled.Scale = 0.4; fastPlanetMountainsScaled.Bias = 0.85; FastTurbulence fastPlanetMountains = new FastTurbulence(fastPlanetMountainsScaled); fastPlanetMountains.Power = 0.1; fastPlanetMountains.Frequency = 50; FastNoise fastPlanetLandFilter = new FastNoise(seed + 1); fastPlanetLandFilter.Frequency = 6; Select fastPlanetLand = new Select(fastPlanetLandFilter, fastPlanetLowlandsScaled, fastPlanetMountains); fastPlanetLand.SetBounds(0, 1000); fastPlanetLand.EdgeFalloff = 0.5; FastBillow fastPlanetOceanBase = new FastBillow(seed); fastPlanetOceanBase.Frequency = 15; ScaleOutput fastPlanetOcean = new ScaleOutput(fastPlanetOceanBase, 0.1); Select fastPlanetFinal = new Select(fastPlanetContinents, fastPlanetOcean, fastPlanetLand); fastPlanetFinal.SetBounds(0, 1000); fastPlanetFinal.EdgeFalloff = 0.5; module = fastPlanetFinal; break; default: module = new Constant(1.0); break; } System.Diagnostics.Stopwatch stopWatch = new System.Diagnostics.Stopwatch(); stopWatch.Start(); LibNoise.Models.Sphere sphere = new LibNoise.Models.Sphere(module); for (int x = 0; x < pictureBox1.ClientSize.Width - 1; x++) { for (int y = 0; y < pictureBox1.ClientSize.Height - 1; y++) { double value; if (mapToSphere) { int offsetX = -(x - 512); int offsetY = -(y - 512); double longitude = offsetY / 5.6888888888; if (longitude > 90.0) { longitude = 90.0; } if (longitude < -90.0) { longitude = -90.0; } double latitude = offsetX / 2.844444444; if (latitude > 180.0) { latitude = 180.0; } if (latitude < -190.0) { latitude = -180.0; } value = sphere.GetValue(longitude, latitude); } else { value = (module.GetValue(x, y, 10) + 1) / 2.0; } if (mapToSphere) { if (value < 0) { value = 0; } if (value > 1.0) { value = 1.0; } int index = (int)(value * earthLookupTable.Length); if (index >= earthLookupTable.Length) { index = earthLookupTable.Length - 1; } colors[x, y] = earthLookupTable[index]; } else { if (value < 0) { value = 0; } if (value > 1.0) { value = 1.0; } byte intensity = (byte)(value * 255.0); colors[x, y] = Color.FromArgb(255, intensity, intensity, intensity); } } } stopWatch.Stop(); label2.Text = "Generation time for a 1024x1024 image, not including rendering: " + stopWatch.Elapsed.TotalMilliseconds + " ms"; for (int x = 0; x < pictureBox1.ClientSize.Width - 1; x++) { for (int y = 0; y < pictureBox1.ClientSize.Height - 1; y++) { bitmap.SetPixel(x, y, colors[x, y]); } } pictureBox1.Image = bitmap; panel2.Enabled = true; }