public static SkyIslandVoxelPopulatorConfig.Builder CreatePreconfigured()
{
double scale = 10000;
var caveShape = NoiseDistorter.New().Frequency(50 / scale, 75 / scale, 50 / scale).Octaves(5);
var environmentShape = NoiseDistorter.Combine(
NoiseDistorter.New().Frequency(25 / scale, 100 / scale, 25 / scale).Octaves(5).Amplitude(.4),
NoiseDistorter.New().Frequency(1000 / scale, 1000 / scale, 1000 / scale).Octaves(5).Amplitude(.01));
var edgeSeam = NoiseDistorter.New().Frequency(800 / scale, 800 / scale).ConvertRange(20, 40);
return(new SkyIslandVoxelPopulatorConfig.Builder()
{
EmptyAir = SkyIslandGenerationConstants.EmptyAir,
TopGradientThickness = 60,
AboveTopGradientThickness = 30,
BottomGradientThickness = 30,
BelowBottomGradientThickness = 15,
GradiantBuffer = 2,
CaveTunnelRadius = .4,
CaveEntranceGradientThickness = 10,
CaveShapeDistorter = caveShape,
EnvironmentShapeDistorter = environmentShape,
EdgeSeamDropoffScaleDistorter = edgeSeam,
});
}
public NoiseWorldVoxelGridChunkPopulator(
INoise3D noise, double noiseScaling, int numberOfOctaves, TerrainMaterial material)
{
Contracts.Requires.That(noise != null);
Contracts.Requires.That(noiseScaling > 0);
Contracts.Requires.That(numberOfOctaves >= 1);
this.noise = noise;
this.distorter = NoiseDistorter.New()
.Frequency(noiseScaling, noiseScaling, noiseScaling).Octaves(numberOfOctaves);
this.material = material;
}
public static SkyIslandMapPopulatorConfig.Builder CreatePreconfigured(
IStageBounds stageBounds, IRasterChunkConfig chunkConfig)
{
Contracts.Requires.That(stageBounds != null);
Contracts.Requires.That(chunkConfig != null);
double baselineHeightVariation = 50;
double halfStageHeight = stageBounds.InChunks.Dimensions.Y * chunkConfig.SideLength / 2.0;
double baselineMin = halfStageHeight - baselineHeightVariation;
double baselineMax = halfStageHeight + baselineHeightVariation;
double scale = 10000;
return(new SkyIslandMapPopulatorConfig.Builder()
{
SelectionGradientStartDistancePercent = .6,
ShapeDistorter = NoiseDistorter.Combine(
NoiseDistorter.New().Frequency(20 / scale, 20 / scale).ConvertRange(-1, 1),
NoiseDistorter.New().Frequency(40 / scale, 40 / scale).ConvertRange(-.5, .5),
NoiseDistorter.New().Frequency(80 / scale, 80 / scale).ConvertRange(-.3, .3)),
BaselineHeightDistorter =
NoiseDistorter.New().Frequency(10 / scale, 10 / scale).ConvertRange(baselineMin, baselineMax),
MountainDistorter =
NoiseDistorter.New().Frequency(10 / scale, 10 / scale).ConvertRange(-6, 5).Clamp(1, 4),
TopHeightDistorter = NoiseDistorter.Combine(
NoiseDistorter.New().Frequency(20 / scale, 20 / scale).ConvertRange(0, 10),
NoiseDistorter.New().Frequency(40 / scale, 40 / scale).ConvertRange(0, 40),
NoiseDistorter.New().Frequency(80 / scale, 80 / scale).ConvertRange(0, 20),
NoiseDistorter.New().Frequency(160 / scale, 160 / scale).ConvertRange(0, 10)),
TopHeightNearEdgeDistorter = NoiseDistorter.Combine(
NoiseDistorter.New().Frequency(20 / scale, 20 / scale).ConvertRange(0, 7.5),
NoiseDistorter.New().Frequency(40 / scale, 40 / scale).ConvertRange(0, 30),
NoiseDistorter.New().Frequency(80 / scale, 80 / scale).ConvertRange(0, 15),
NoiseDistorter.New().Frequency(160 / scale, 160 / scale).ConvertRange(0, 7.5)),
BottomHeightDistorter =
NoiseDistorter.New().Frequency(200 / scale, 200 / scale).ConvertRange(-200, -100),
BottomHeightNearEdgeDistorter =
NoiseDistorter.New().Frequency(800 / scale, 800 / scale).ConvertRange(-100, -50),
});
}
CreateMaterialPropertiesTable(IFactory <int, INoise3D> noiseFactory)
{
Contracts.Requires.That(noiseFactory != null);
var textureAtlasBuilder = new EnumKeyTextureAtlasBuilder <TerrainTexture>(
atlasPixelDimensions: new Index2D(128, 128),
swatchPixelDimensions: new Index2D(16, 16),
invertXAxis: true,
invertYAxis: false);
textureAtlasBuilder.AddSwatch(TerrainTexture.None, new Index2D(0, 0));
textureAtlasBuilder.AddSwatch(TerrainTexture.GrassFull, new Index2D(0, 1));
textureAtlasBuilder.AddSwatch(TerrainTexture.GrassTop, new Index2D(1, 1));
textureAtlasBuilder.AddSwatch(TerrainTexture.GrassBottom, new Index2D(2, 1));
textureAtlasBuilder.AddSwatch(TerrainTexture.Dirt, new Index2D(0, 2));
textureAtlasBuilder.AddSwatch(TerrainTexture.Stone, new Index2D(0, 3));
var textureAtlas = textureAtlasBuilder.Build();
var materialPropertiesTable =
EnumDictionary.Create <TerrainMaterial, ITerrainMaterialProperties <TSurfaceData> >();
float areaThreshold = .8f;
var noiseDistorter = NoiseDistorter.New().Frequency(100, 100, 100);
var noTexture = new TextureSwatchSurfaceGenerator <TerrainVoxel, TSurfaceData>(
textureAtlas[TerrainTexture.None]);
materialPropertiesTable[TerrainMaterial.Air] = new TerrainMaterialProperties <TSurfaceData>(
false,
new ConstantSurfaceGenerator <TerrainVoxel, TSurfaceData, Color>(Color.Pink),
noTexture);
materialPropertiesTable[TerrainMaterial.Dirt] = new TerrainMaterialProperties <TSurfaceData>(
true,
new ConstantSurfaceGenerator <TerrainVoxel, TSurfaceData, Color>(new Color(120, 96, 56)),
new AreaThresholdSurfaceGenerator <TerrainVoxel, TSurfaceData, Vector2>(
new NoiseSeedSurfaceGenerator <TerrainVoxel, TSurfaceData, Vector2>(
new SeedSwitchSurfaceGenerator <TerrainVoxel, TSurfaceData, Vector2>(
noTexture,
new SeedRangeSurfaceGenerator <TerrainVoxel, TSurfaceData, Vector2>(
.85f, 1f, new TextureSwatchSurfaceGenerator <TerrainVoxel, TSurfaceData>(
textureAtlas[TerrainTexture.Dirt]))),
noiseFactory,
noiseDistorter),
noTexture,
areaThreshold));
materialPropertiesTable[TerrainMaterial.Grass] = new TerrainMaterialProperties <TSurfaceData>(
true,
new ConstantSurfaceGenerator <TerrainVoxel, TSurfaceData, Color>(new Color(72, 160, 72)),
new AreaThresholdSurfaceGenerator <TerrainVoxel, TSurfaceData, Vector2>(
new NoiseSeedSurfaceGenerator <TerrainVoxel, TSurfaceData, Vector2>(
new SeedSwitchSurfaceGenerator <TerrainVoxel, TSurfaceData, Vector2>(
noTexture,
new SeedRangeSurfaceGenerator <TerrainVoxel, TSurfaceData, Vector2>(
.85f, 1f, new TextureSwatchSurfaceGenerator <TerrainVoxel, TSurfaceData>(
textureAtlas[TerrainTexture.GrassFull]))),
noiseFactory,
noiseDistorter),
noTexture,
areaThreshold));
materialPropertiesTable[TerrainMaterial.Stone] = new TerrainMaterialProperties <TSurfaceData>(
true,
new ConstantSurfaceGenerator <TerrainVoxel, TSurfaceData, Color>(Color.Gray),
new AreaThresholdSurfaceGenerator <TerrainVoxel, TSurfaceData, Vector2>(
new NoiseSeedSurfaceGenerator <TerrainVoxel, TSurfaceData, Vector2>(
new SeedSwitchSurfaceGenerator <TerrainVoxel, TSurfaceData, Vector2>(
noTexture,
new SeedRangeSurfaceGenerator <TerrainVoxel, TSurfaceData, Vector2>(
.85f, 1f, new TextureSwatchSurfaceGenerator <TerrainVoxel, TSurfaceData>(
textureAtlas[TerrainTexture.Stone]))),
noiseFactory,
noiseDistorter),
noTexture,
areaThreshold));
////materialPropertiesTable[TerrainMaterial.Coal] = new TerrainMaterialProperties<TSurfaceData>(
//// true,
//// new ConstantSurfaceGenerator<TerrainVoxel, TSurfaceData, Color>(Color.Black),
//// noTexture);
////materialPropertiesTable[TerrainMaterial.Iron] = new TerrainMaterialProperties<TSurfaceData>(
//// true,
//// new ConstantSurfaceGenerator<TerrainVoxel, TSurfaceData, Color>(Color.DarkGray),
//// noTexture);
////materialPropertiesTable[TerrainMaterial.Gold] = new TerrainMaterialProperties<TSurfaceData>(
//// true,
//// new ConstantSurfaceGenerator<TerrainVoxel, TSurfaceData, Color>(Color.Gold),
//// noTexture);
////materialPropertiesTable[TerrainMaterial.Diamond] = new TerrainMaterialProperties<TSurfaceData>(
//// true,
//// new ConstantSurfaceGenerator<TerrainVoxel, TSurfaceData, Color>(Color.BlueViolet),
//// noTexture);
EnumDictionary.ThrowIfMissingEnumKey(materialPropertiesTable);
return(materialPropertiesTable);
}