public static void AddorRemoveBlocksSelection(RegionFile region, Bitmap b, Color selectionColor, int[] blockIds, bool add)
{
if (blockIds == null || blockIds.Length == 0)
return;
List<int> ids = new List<int>(blockIds);
foreach (Chunk c in region.Chunks)
{
if (c.Root == null)
continue;
Coord chunkOffset = new Coord(region.Coords);
chunkOffset.RegiontoChunk();
chunkOffset = new Coord(c.Coords.X - chunkOffset.X, c.Coords.Z - chunkOffset.Z);
chunkOffset.ChunktoAbsolute();
TAG_Compound[] sections = new TAG_Compound[16];
int highest = -1;
foreach (TAG t in (TAG[])c.Root["Level"]["Sections"])
{
byte index = (byte)t["Y"];
if (index > highest)
highest = index;
sections[index] = (TAG_Compound)t;
}
//chunk exists but all blocks are air
if (highest < 0)
return;
highest = ((highest + 1) * 16) - 1;
for (int z = 0; z < 16; z++)
{
for (int x = 0; x < 16; x++)
{
int y;
if (c.ManualHeightmap[x + z * 16] >= 0)
y = c.ManualHeightmap[x + z * 16];
else
{
y = GetHeight(sections, x, z, highest);
c.ManualHeightmap[x + z * 16] = y;
}
if (y < 0)
continue;
if (ids.Contains(GetBlock(sections, x, y, z)))
{
b.SetPixel(OFFSETX + chunkOffset.X + x, OFFSETY + chunkOffset.Z + z, add ? selectionColor : Color.Transparent);
}
}
}
}
}
public static void AddorRemoveBiomesSelection(RegionFile region, Bitmap b, Color selectionColor, byte biome, bool add)
{
foreach (Chunk c in region.Chunks)
{
if (c.Root == null)
continue;
Coord chunkOffset = new Coord(region.Coords);
chunkOffset.RegiontoChunk();
chunkOffset = new Coord(c.Coords.X - chunkOffset.X, c.Coords.Z - chunkOffset.Z);
chunkOffset.ChunktoAbsolute();
byte[] biomes = (byte[])c.Root["Level"]["Biomes"];
for (int z = 0; z < 16; z++)
{
for (int x = 0; x < 16; x++)
{
if(biome == biomes[x + z * 16])
b.SetPixel(OFFSETX + chunkOffset.X + x, OFFSETY + chunkOffset.Z + z, add ? selectionColor : Color.Transparent);
}
}
}
}
private static void Replace(RegionFile region, Bitmap selection, Color selectionColor, byte search, BiomeUtil replace)
{
foreach (Chunk c in region.Chunks)
{
if (c.Root == null)
continue;
Coord chunkOffset = new Coord(region.Coords);
chunkOffset.RegiontoChunk();
chunkOffset = new Coord(c.Coords.X - chunkOffset.X, c.Coords.Z - chunkOffset.Z);
chunkOffset.ChunktoAbsolute();
Coord chunkAbs = new Coord(c.Coords);
chunkAbs.ChunktoAbsolute();
byte[] biomes = (byte[])c.Root["Level"]["Biomes"];
for (int z = 0; z < 16; z++)
{
for (int x = 0; x < 16; x++)
{
if (selection == null || (selection.GetPixel(OFFSETX + chunkOffset.X + x, OFFSETY + chunkOffset.Z + z).ToArgb() == selectionColor.ToArgb()))
{
if (biomes[x + z * 16] == search)
{
biomes[x + z * 16] = (byte)replace.GetBiome(chunkAbs.X + x, chunkAbs.Z + z);
}
}
}
}
}
}