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);
}
}
}
}
}
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);
}
}
}
}
}