void genPatches(int chunkX, int chunkZ, bool postPass)
{
int dx, dz, x, z;
Block block;
int mapsizeY = blockAccessor.MapSizeY;
var mapregion = sapi?.WorldManager.GetMapRegion((chunkX * chunksize) / regionSize, (chunkZ * chunksize) / regionSize);
for (int i = 0; i < bpc.PatchesNonTree.Length; i++)
{
BlockPatch blockPatch = bpc.PatchesNonTree[i];
if (blockPatch.PostPass != postPass)
{
continue;
}
float chance = blockPatch.Chance * bpc.ChanceMultiplier.nextFloat();
while (chance-- > rnd.NextDouble())
{
dx = rnd.NextInt(chunksize);
dz = rnd.NextInt(chunksize);
x = dx + chunkX * chunksize;
z = dz + chunkZ * chunksize;
int y = heightmap[dz * chunksize + dx];
if (y <= 0 || y >= worldheight - 15)
{
continue;
}
tmpPos.Set(x, y, z);
block = blockAccessor.GetBlock(tmpPos);
// Place according to forest value
float forestRel = GameMath.BiLerp(forestUpLeft, forestUpRight, forestBotLeft, forestBotRight, (float)dx / chunksize, (float)dz / chunksize) / 255f;
forestRel = GameMath.Clamp(forestRel + forestMod, 0, 1);
float shrubRel = GameMath.BiLerp(shrubUpLeft, shrubUpRight, shrubBotLeft, shrubBotRight, (float)dx / chunksize, (float)dz / chunksize) / 255f;
shrubRel = GameMath.Clamp(shrubRel + shrubMod, 0, 1);
int climate = GameMath.BiLerpRgbColor((float)dx / chunksize, (float)dz / chunksize, climateUpLeft, climateUpRight, climateBotLeft, climateBotRight);
if (bpc.IsPatchSuitableAt(blockPatch, block, mapsizeY, climate, y, forestRel, shrubRel))
{
if (blockPatch.MapCode != null && rnd.NextInt(255) > GetPatchDensity(blockPatch.MapCode, x, z, mapregion))
{
continue;
}
int firstBlockId = 0;
bool found = true;
if (blockPatch.BlocksByRockType != null)
{
found = false;
int dy = 1;
while (dy < 5 && y - dy > 0)
{
string lastCodePart = blockAccessor.GetBlock(x, y - dy, z).LastCodePart();
if (RockBlockIdsByType.TryGetValue(lastCodePart, out firstBlockId))
{
found = true; break;
}
dy++;
}
}
if (found)
{
blockPatch.Generate(blockAccessor, rnd, x, y, z, firstBlockId);
}
}
}
}
}
void genPatches(int chunkX, int chunkZ)
{
int dx, dz, x, z;
Block block;
for (int i = 0; i < bpc.Patches.Length; i++)
{
BlockPatch blockPatch = bpc.Patches[i];
if (!blockPatch.PrePass)
{
continue;
}
float chance = blockPatch.Chance * bpc.ChanceMultiplier.nextFloat();
while (chance-- > rnd.NextDouble())
{
dx = rnd.Next(chunksize);
dz = rnd.Next(chunksize);
x = dx + chunkX * chunksize;
z = dz + chunkZ * chunksize;
int y = heightmap[dz * chunksize + dx];
if (y <= 0 || y >= worldheight - 15)
{
continue;
}
tmpPos.Set(x, y, z);
block = blockAccessor.GetBlock(tmpPos);
// Place according to forest value
int climate = GameMath.BiLerpRgbColor((float)dx / chunksize, (float)dz / chunksize, climateUpLeft, climateUpRight, climateBotLeft, climateBotRight);
if (bpc.IsPatchSuitableAt(blockPatch, block, api.WorldManager, climate, y, 0))
{
int firstBlockId = 0;
bool found = true;
if (blockPatch.BlocksByRockType != null)
{
found = false;
int dy = 1;
while (dy < 5 && y - dy > 0)
{
string lastCodePart = blockAccessor.GetBlock(x, y - dy, z).LastCodePart();
if (RockBlockIdsByType.TryGetValue(lastCodePart, out firstBlockId))
{
found = true; break;
}
dy++;
}
}
if (found)
{
blockPatch.Generate(blockAccessor, rnd, x, y, z, firstBlockId);
}
}
}
}
}
private void GenPatches(IBlockAccessor blockAccessor, BlockPos pos, float forestNess, EnumTreeType treetype, LCGRandom rnd)
{
var bpc = genPatchesSystem.bpc;
int radius = 5;
int worldheight = blockAccessor.MapSizeY;
int cnt = underTreePatches?.Count ?? 0;
for (int i = 0; i < cnt; i++)
{
BlockPatch bPatch = underTreePatches[i];
if (bPatch.TreeType != EnumTreeType.Any && bPatch.TreeType != treetype)
{
continue;
}
float chance = 0.003f * forestNess * bPatch.Chance * bpc.ChanceMultiplier.nextFloat();
//if (bPatch.blockCodes[0].Path.Contains("mushroom")) chance *= 20; - for debugging
while (chance-- > rnd.NextDouble())
{
int dx = rnd.NextInt(2 * radius) - radius;
int dz = rnd.NextInt(2 * radius) - radius;
tmpPos.Set(pos.X + dx, 0, pos.Z + dz);
int y = blockAccessor.GetTerrainMapheightAt(tmpPos);
if (y <= 0 || y >= worldheight - 8)
{
continue;
}
tmpPos.Y = y;
var climate = blockAccessor.GetClimateAt(tmpPos, EnumGetClimateMode.WorldGenValues);
if (climate == null)
{
continue;
}
if (bpc.IsPatchSuitableUnderTree(bPatch, worldheight, climate, y))
{
int regionX = pos.X / blockAccessor.RegionSize;
int regionZ = pos.Z / blockAccessor.RegionSize;
if (bPatch.MapCode != null && rnd.NextInt(255) > genPatchesSystem.GetPatchDensity(bPatch.MapCode, tmpPos.X, tmpPos.Z, blockAccessor.GetMapRegion(regionX, regionZ)))
{
continue;
}
int firstBlockId = 0;
bool found = true;
if (bPatch.BlocksByRockType != null)
{
found = false;
int dy = 1;
while (dy < 5 && y - dy > 0)
{
string lastCodePart = blockAccessor.GetBlock(tmpPos.X, y - dy, tmpPos.Z).LastCodePart();
if (genPatchesSystem.RockBlockIdsByType.TryGetValue(lastCodePart, out firstBlockId))
{
found = true; break;
}
dy++;
}
}
if (found)
{
bPatch.Generate(blockAccessor, rnd, tmpPos.X, tmpPos.Y, tmpPos.Z, firstBlockId);
}
}
}
}
cnt = onTreePatches?.Count ?? 0;
for (int i = 0; i < cnt; i++)
{
BlockPatch blockPatch = onTreePatches[i];
float chance = 3 * forestNess * blockPatch.Chance * bpc.ChanceMultiplier.nextFloat();
while (chance-- > rnd.NextDouble())
{
int dx = 1 - rnd.NextInt(2) * 2;
int dy = rnd.NextInt(5);
int dz = 1 - rnd.NextInt(2) * 2;
tmpPos.Set(pos.X + dx, pos.Y + dy, pos.Z + dz);
var block = api.GetBlock(tmpPos);
if (block.Id != 0)
{
continue;
}
BlockFacing facing = null;
for (int j = 0; j < 4; j++)
{
var f = BlockFacing.HORIZONTALS[j];
var nblock = api.GetBlock(tmpPos.X + f.Normali.X, tmpPos.Y, tmpPos.Z + f.Normali.Z);
if (nblock is BlockLog && nblock.Variant["type"] != "resin")
{
facing = f;
break;
}
}
if (facing == null)
{
break;
}
var climate = blockAccessor.GetClimateAt(tmpPos, EnumGetClimateMode.WorldGenValues);
if (climate == null)
{
continue;
}
if (bpc.IsPatchSuitableUnderTree(blockPatch, worldheight, climate, tmpPos.Y))
{
int regionX = pos.X / blockAccessor.RegionSize;
int regionZ = pos.Z / blockAccessor.RegionSize;
if (blockPatch.MapCode != null && rnd.NextInt(255) > genPatchesSystem.GetPatchDensity(blockPatch.MapCode, tmpPos.X, tmpPos.Z, blockAccessor.GetMapRegion(regionX, regionZ)))
{
continue;
}
int index = rnd.NextInt(blockPatch.Blocks.Length);
blockPatch.Blocks[index].TryPlaceBlockForWorldGen(blockAccessor, tmpPos, facing, rnd);
}
}
}
}