public void initWorldGen(int seedDiff)
{
IAsset asset = api.Assets.Get("worldgen/rockstrata.json");
strata = asset.ToObject <RockStrataConfig>();
for (int i = 0; i < strata.Variants.Length; i++)
{
strata.Variants[i].Init(api.World);
}
LoadGlobalConfig(api);
chunksize = api.WorldManager.ChunkSize;
regionSize = api.WorldManager.RegionSize;
chunkRatio = (float)chunksize / regionSize;
// Unpadded region noise size in chunks
regionChunkSize = regionSize / chunksize;
rand = new Random(api.WorldManager.Seed + seedDiff);
// Unpadded region noise size in blocks
int geoProvRegionNoiseSize = regionSize / TerraGenConfig.geoProvMapScale;
// Amount of regions in all of the map
regionMapSize = api.WorldManager.MapSizeX / (chunksize * geoProvRegionNoiseSize);
rockBlockId = (ushort)api.WorldManager.GetBlockId(new AssetLocation("rock-granite"));
worldHeight = api.WorldManager.MapSizeY;
distort2dx = new SimplexNoise(new double[] { 14, 9, 6, 3 }, new double[] { 1 / 100.0, 1 / 50.0, 1 / 25.0, 1 / 12.5 }, api.World.SeaLevel + 9876 + seedDiff);
distort2dz = new SimplexNoise(new double[] { 14, 9, 6, 3 }, new double[] { 1 / 100.0, 1 / 50.0, 1 / 25.0, 1 / 12.5 }, api.World.SeaLevel + 9877 + seedDiff);
strataNoises = new MapLayerCustomPerlin[strata.Variants.Length];
for (int i = 0; i < strataNoises.Length; i++)
{
RockStratum stratum = strata.Variants[i];
double[] ampls = (double[])stratum.Amplitudes.Clone();
double[] freq = (double[])stratum.Frequencies.Clone();
double[] th = (double[])stratum.Thresholds.Clone();
if (ampls.Length != freq.Length || ampls.Length != th.Length)
{
throw new ArgumentException(string.Format("Bug in Rock stratum {0}: The list of amplitudes ({1} elements), frequencies ({2} elements) and thresholds ({3} elements) are not of the same length!", i, ampls.Length, freq.Length, th.Length));
}
for (int j = 0; j < freq.Length; j++)
{
freq[j] /= TerraGenConfig.rockStrataOctaveScale;
ampls[j] *= api.WorldManager.MapSizeY;
th[j] *= api.WorldManager.MapSizeY;
}
strataNoises[i] = new MapLayerCustomPerlin(api.World.Seed + 23423 + i + seedDiff, ampls, freq, th);
}
}
public void preLoad(IServerChunk[] chunks, int chunkX, int chunkZ)
{
mapChunk = chunks[0].MapChunk;
heightMap = mapChunk.WorldGenTerrainHeightMap;
rdx = chunkX % regionChunkSize;
rdz = chunkZ % regionChunkSize;
stratum = null;
step = 0;
strataThickness = 0;
map = GetOrLoadLerpedProvinceMap(chunks[0].MapChunk, chunkX, chunkZ);
lerpMapInv = 1f / TerraGenConfig.geoProvMapScale;
chunkInRegionX = (chunkX % regionChunkSize) * lerpMapInv * chunksize;
chunkInRegionZ = (chunkZ % regionChunkSize) * lerpMapInv * chunksize;
provinces = NoiseGeoProvince.provinces;
grp = 0;
}
void ReadPos(IServerPlayer player, CmdArgs arguments)
{
if (arguments.Length < 2)
{
player.SendMessage(groupId, "/wgen pos [gprov|landform|climate|height]", EnumChatType.CommandError);
return;
}
int chunkSize = api.WorldManager.ChunkSize;
BlockPos pos = player.Entity.Pos.AsBlockPos;
IServerChunk serverchunk = api.WorldManager.GetChunk(pos);
if (serverchunk == null)
{
player.SendMessage(groupId, "Can't check here, beyond chunk boundaries!", EnumChatType.CommandError);
return;
}
IMapRegion mapRegion = serverchunk.MapChunk.MapRegion;
IMapChunk mapchunk = serverchunk.MapChunk;
int regionChunkSize = api.WorldManager.RegionSize / chunkSize;
int lx = pos.X % chunkSize;
int lz = pos.Z % chunkSize;
int chunkX = pos.X / chunkSize;
int chunkZ = pos.Z / chunkSize;
int regionX = pos.X / regionSize;
int regionZ = pos.Z / regionSize;
switch (arguments[1])
{
case "coords":
player.SendMessage(groupId, string.Format("Chunk X/Z: {0}/{1}, Region X/Z: {2},{3}", chunkX, chunkZ, regionX, regionZ), EnumChatType.CommandSuccess);
break;
case "structures":
bool found = false;
api.World.BlockAccessor.WalkStructures(pos, (struc) =>
{
found = true;
player.SendMessage(groupId, "Structure with code " + struc.Code + " at this position", EnumChatType.CommandSuccess);
});
if (!found)
{
player.SendMessage(groupId, "No structures at this position", EnumChatType.CommandSuccess);
}
return;
case "height":
{
string str = string.Format("Rain y={0}, Worldgen terrain y={1}", serverchunk.MapChunk.RainHeightMap[lz * chunkSize + lx], serverchunk.MapChunk.WorldGenTerrainHeightMap[lz * chunkSize + lx]);
player.SendMessage(groupId, str, EnumChatType.CommandSuccess);
}
break;
case "cavedistort":
Bitmap bmp = new Bitmap(chunkSize, chunkSize);
for (int x = 0; x < chunkSize; x++)
{
for (int z = 0; z < chunkSize; z++)
{
byte color = mapchunk.CaveHeightDistort[z * chunkSize + x];
bmp.SetPixel(x, z, Color.FromArgb((color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff));
}
}
bmp.Save("cavedistort" + chunkX + "-" + chunkZ + ".png");
player.SendMessage(groupId, "saved bitmap cavedistort" + chunkX + "-" + chunkZ + ".png", EnumChatType.CommandSuccess);
break;
case "gprov":
{
int noiseSizeGeoProv = mapRegion.GeologicProvinceMap.InnerSize;
float posXInRegion = ((float)pos.X / regionSize - regionX) * noiseSizeGeoProv;
float posZInRegion = ((float)pos.Z / regionSize - regionZ) * noiseSizeGeoProv;
GeologicProvinceVariant[] provincesByIndex = NoiseGeoProvince.provinces.Variants;
IntMap intmap = mapRegion.GeologicProvinceMap;
LerpedWeightedIndex2DMap map = new LerpedWeightedIndex2DMap(intmap.Data, mapRegion.GeologicProvinceMap.Size, TerraGenConfig.geoProvSmoothingRadius, mapRegion.GeologicProvinceMap.TopLeftPadding, mapRegion.GeologicProvinceMap.BottomRightPadding);
WeightedIndex[] indices = map[posXInRegion, posZInRegion];
string text = "";
foreach (WeightedIndex windex in indices)
{
if (text.Length > 0)
{
text += ", ";
}
text += (100 * windex.Weight).ToString("#.#") + "% " + provincesByIndex[windex.Index].Code;
}
player.SendMessage(groupId, text, EnumChatType.CommandSuccess);
break;
}
case "rockstrata":
{
GenRockStrataNew rockstratagen = api.ModLoader.GetModSystem <GenRockStrataNew>();
int noiseSizeGeoProv = mapRegion.GeologicProvinceMap.InnerSize;
float posXInRegion = ((float)pos.X / regionSize - pos.X / regionSize) * noiseSizeGeoProv;
float posZInRegion = ((float)pos.Z / regionSize - pos.Z / regionSize) * noiseSizeGeoProv;
GeologicProvinceVariant[] provincesByIndex = NoiseGeoProvince.provinces.Variants;
IntMap intmap = mapRegion.GeologicProvinceMap;
LerpedWeightedIndex2DMap map = new LerpedWeightedIndex2DMap(intmap.Data, mapRegion.GeologicProvinceMap.Size, TerraGenConfig.geoProvSmoothingRadius, mapRegion.GeologicProvinceMap.TopLeftPadding, mapRegion.GeologicProvinceMap.BottomRightPadding);
WeightedIndex[] indices = map[posXInRegion, posZInRegion];
float[] rockGroupMaxThickness = new float[4];
rockGroupMaxThickness[0] = rockGroupMaxThickness[1] = rockGroupMaxThickness[2] = rockGroupMaxThickness[3] = 0;
int rdx = chunkX % regionChunkSize;
int rdz = chunkZ % regionChunkSize;
IntMap rockMap;
float step = 0;
float distx = (float)rockstratagen.distort2dx.Noise(pos.X, pos.Z);
float distz = (float)rockstratagen.distort2dz.Noise(pos.X, pos.Z);
for (int i = 0; i < indices.Length; i++)
{
float w = indices[i].Weight;
GeologicProvinceVariant var = NoiseGeoProvince.provinces.Variants[indices[i].Index];
rockGroupMaxThickness[0] += var.RockStrataIndexed[0].MaxThickness * w;
rockGroupMaxThickness[1] += var.RockStrataIndexed[1].MaxThickness * w;
rockGroupMaxThickness[2] += var.RockStrataIndexed[2].MaxThickness * w;
rockGroupMaxThickness[3] += var.RockStrataIndexed[3].MaxThickness * w;
}
System.Text.StringBuilder sb = new System.Text.StringBuilder();
sb.AppendLine("Sedimentary max thickness: " + rockGroupMaxThickness[(int)EnumRockGroup.Sedimentary]);
sb.AppendLine("Metamorphic max thickness: " + rockGroupMaxThickness[(int)EnumRockGroup.Metamorphic]);
sb.AppendLine("Igneous max thickness: " + rockGroupMaxThickness[(int)EnumRockGroup.Igneous]);
sb.AppendLine("Volcanic max thickness: " + rockGroupMaxThickness[(int)EnumRockGroup.Volcanic]);
sb.AppendLine("========");
for (int id = 0; id < rockstratagen.strata.Variants.Length; id++)
{
rockMap = mapchunk.MapRegion.RockStrata[id];
step = (float)rockMap.InnerSize / regionChunkSize;
float dist = 1 + GameMath.Clamp((distx + distz) / 30, 0.9f, 1.1f);
sb.AppendLine(rockstratagen.strata.Variants[id].BlockCode.ToShortString() + " max thickness: " + rockMap.GetIntLerpedCorrectly(rdx * step + step * (float)(lx + distx) / chunkSize, rdz * step + step * (float)(lz + distz) / chunkSize));
}
sb.AppendLine("======");
int surfaceY = api.World.BlockAccessor.GetTerrainMapheightAt(pos);
int ylower = 1;
int yupper = surfaceY;
int rockStrataId = -1;
float strataThickness = 0;
RockStratum stratum = null;
OrderedDictionary <int, int> stratathicknesses = new OrderedDictionary <int, int>();
while (ylower <= yupper)
{
if (--strataThickness <= 0)
{
rockStrataId++;
if (rockStrataId >= rockstratagen.strata.Variants.Length)
{
break;
}
stratum = rockstratagen.strata.Variants[rockStrataId];
rockMap = mapchunk.MapRegion.RockStrata[rockStrataId];
step = (float)rockMap.InnerSize / regionChunkSize;
int grp = (int)stratum.RockGroup;
float dist = 1 + GameMath.Clamp((distx + distz) / 30, 0.9f, 1.1f);
strataThickness = Math.Min(rockGroupMaxThickness[grp] * dist, rockMap.GetIntLerpedCorrectly(rdx * step + step * (float)(lx + distx) / chunkSize, rdz * step + step * (float)(lz + distz) / chunkSize));
strataThickness -= (stratum.RockGroup == EnumRockGroup.Sedimentary) ? Math.Max(0, yupper - TerraGenConfig.seaLevel) * 0.5f : 0;
if (strataThickness < 2)
{
strataThickness = -1;
continue;
}
}
if (!stratathicknesses.ContainsKey(stratum.BlockId))
{
stratathicknesses[stratum.BlockId] = 0;
}
stratathicknesses[stratum.BlockId]++;
if (stratum.GenDir == EnumStratumGenDir.BottomUp)
{
ylower++;
}
else
{
yupper--;
}
}
foreach (var val in stratathicknesses)
{
sb.AppendLine(api.World.Blocks[val.Key].Code.ToShortString() + " : " + val.Value + " blocks");
}
player.SendMessage(groupId, sb.ToString(), EnumChatType.CommandSuccess);
break;
}
case "landform":
{
int noiseSizeLandform = mapRegion.LandformMap.InnerSize;
float posXInRegion = ((float)pos.X / regionSize - pos.X / regionSize) * noiseSizeLandform;
float posZInRegion = ((float)pos.Z / regionSize - pos.Z / regionSize) * noiseSizeLandform;
LandformVariant[] landforms = NoiseLandforms.landforms.LandFormsByIndex;
IntMap intmap = mapRegion.LandformMap;
LerpedWeightedIndex2DMap map = new LerpedWeightedIndex2DMap(intmap.Data, mapRegion.LandformMap.Size, TerraGenConfig.landFormSmoothingRadius, intmap.TopLeftPadding, intmap.BottomRightPadding);
WeightedIndex[] indices = map[posXInRegion, posZInRegion];
string text = "";
foreach (WeightedIndex windex in indices)
{
if (text.Length > 0)
{
text += ", ";
}
text += (100 * windex.Weight).ToString("#.#") + "% " + landforms[windex.Index].Code;
}
player.SendMessage(groupId, text, EnumChatType.CommandSuccess);
break;
}
case "climate":
{
ClimateCondition climate = api.World.BlockAccessor.GetClimateAt(pos);
string text = string.Format("Temperature: {0}°, Rainfall: {1}%, Fertility: {2}%, Forest: {3}%, Shrub: {4}%, Sealevel dist: {5}%", climate.Temperature.ToString("0.#"), (int)(climate.Rainfall * 100f), (int)(climate.Fertility * 100f), (int)(climate.ForestDensity * 100f), (int)(climate.ShrubDensity * 100f), (int)(100f * pos.Y / 255f));
player.SendMessage(groupId, text, EnumChatType.CommandSuccess);
break;
}
}
}
public void genBlockColumn(IServerChunk[] chunks, int chunkX, int chunkZ, int lx, int lz)
{
int surfaceY = heightMap[lz * chunksize + lx];
int ylower = 1;
int yupper = surfaceY;
strataThickness = 0;
WeightedIndex[] indices = map[
chunkInRegionX + lx * lerpMapInv,
chunkInRegionZ + lz * lerpMapInv
];
rockGroupMaxThickness[0] = rockGroupMaxThickness[1] = rockGroupMaxThickness[2] = rockGroupMaxThickness[3] = 0;
rockGroupCurrentThickness[0] = rockGroupCurrentThickness[1] = rockGroupCurrentThickness[2] = rockGroupCurrentThickness[3] = 0;
for (int i = 0; i < indices.Length; i++)
{
float w = indices[i].Weight;
GeologicProvinceVariant var = provinces.Variants[indices[i].Index];
rockGroupMaxThickness[0] += var.RockStrataIndexed[0].MaxThickness * w;
rockGroupMaxThickness[1] += var.RockStrataIndexed[1].MaxThickness * w;
rockGroupMaxThickness[2] += var.RockStrataIndexed[2].MaxThickness * w;
rockGroupMaxThickness[3] += var.RockStrataIndexed[3].MaxThickness * w;
}
float distx = (float)distort2dx.Noise(chunkX * chunksize + lx, chunkZ * chunksize + lz);
float distz = (float)distort2dz.Noise(chunkX * chunksize + lx, chunkZ * chunksize + lz);
rockStrataId = -1;
while (ylower <= yupper)
{
if (--strataThickness <= 0)
{
rockStrataId++;
if (rockStrataId >= strata.Variants.Length)
{
break;
}
stratum = strata.Variants[rockStrataId];
rockMap = mapChunk.MapRegion.RockStrata[rockStrataId];
step = (float)rockMap.InnerSize / regionChunkSize;
grp = (int)stratum.RockGroup;
float thicknessDistort = GameMath.Clamp((distx + distz) / 30, 0.9f, 1.1f);
float allowedThickness = rockGroupMaxThickness[grp] * thicknessDistort - rockGroupCurrentThickness[grp];
strataThickness = Math.Min(allowedThickness, rockMap.GetIntLerpedCorrectly(rdx * step + step * (float)(lx + distx) / chunksize, rdz * step + step * (float)(lz + distz) / chunksize));
strataThickness -= (stratum.RockGroup == EnumRockGroup.Sedimentary) ? Math.Max(0, yupper - TerraGenConfig.seaLevel) * 0.5f : 0;
if (strataThickness < 2)
{
strataThickness = -1;
continue;
}
}
rockGroupCurrentThickness[grp]++;
if (stratum.GenDir == EnumStratumGenDir.BottomUp)
{
int chunkY = ylower / chunksize;
int lY = ylower - chunkY * chunksize;
int localIndex3D = (chunksize * lY + lz) * chunksize + lx;
if (chunks[chunkY].Blocks[localIndex3D] == rockBlockId)
{
chunks[chunkY].Blocks[localIndex3D] = stratum.BlockId;
}
ylower++;
}
else
{
int chunkY = yupper / chunksize;
int lY = yupper - chunkY * chunksize;
int localIndex3D = (chunksize * lY + lz) * chunksize + lx;
if (chunks[chunkY].Blocks[localIndex3D] == rockBlockId)
{
chunks[chunkY].Blocks[localIndex3D] = stratum.BlockId;
}
yupper--;
}
}
}