private Bitmap RenderRegionBiomes(RegionFile region, Bitmap b, int offsetX, int offsetY)
{
foreach (Chunk c in region.Chunks)
{
if (c == null || c.Root == null)
continue;
Coord chunkOffset = new Coord(c.Coords);
chunkOffset.ChunktoRegionRelative();
chunkOffset.ChunktoAbsolute();
RenderChunkBiomes(c, b, offsetX + chunkOffset.X, offsetY + chunkOffset.Z);
}
return b;
}
private static void RenderRegionChunkstobePopulated(RegionFile region, int chunkStartX, int chunkEndX, int chunkStartZ, int chunkEndZ, int offsetX, int offsetY, Bitmap populate)
{
using (Graphics g = Graphics.FromImage(populate))
{
Brush brush = new SolidBrush(Color.Yellow);
for (int x = chunkStartX; x <= chunkEndX; x++)
{
for (int z = chunkStartZ; z <= chunkEndZ; z++)
{
Chunk c = region.Chunks[x, z];
if (c == null || c.Root == null)
continue;
Coord chunkOffset = new Coord(c.Coords);
chunkOffset.ChunktoRegionRelative();
chunkOffset = new Coord(chunkOffset.X - chunkStartX, chunkOffset.Z - chunkStartZ);
chunkOffset.ChunktoAbsolute();
chunkOffset.Add(offsetX, offsetY);
RenderChunktobePopulated(c, g, brush, chunkOffset.X, chunkOffset.Z);
}
}
brush.Dispose();
}
}
private static void RenderRegionTerrain(RegionFile region, int chunkStartX, int chunkEndX, int chunkStartZ, int chunkEndZ, int offsetX, int offsetY, Bitmap map)
{
if (signal != null || mutex != null || taskCount > 0)
throw new Exception("RenderRegionTerrain re-entered, shouldn't be possible.");
signal = new ManualResetEvent(false);
taskCount = (chunkEndX - chunkStartX + 1) * (chunkEndZ - chunkStartZ + 1);
mutex = new Mutex();
for (int x = chunkStartX; x <= chunkEndX; x++)
{
for (int z = chunkStartZ; z <= chunkEndZ; z++)
{
Chunk c = region.Chunks[x, z];
if (c == null || c.Root == null)
{
if (Interlocked.Decrement(ref taskCount) == 0)
signal.Set();
continue;
}
Coord chunkOffset = new Coord(c.Coords);
chunkOffset.ChunktoRegionRelative();
chunkOffset = new Coord(chunkOffset.X - chunkStartX, chunkOffset.Z - chunkStartZ);
chunkOffset.ChunktoAbsolute();
chunkOffset.Add(offsetX, offsetY);
ThreadPool.QueueUserWorkItem(RenderChunkTerrain, new Object[]{c, map, chunkOffset.X, chunkOffset.Z});
}
}
signal.WaitOne();
signal.Dispose();
signal = null;
mutex.WaitOne();
mutex.ReleaseMutex();
mutex.Dispose();
mutex = null;
}
private static void RenderRegionBiomes(RegionFile region, int chunkStartX, int chunkEndX, int chunkStartZ, int chunkEndZ, int offsetX, int offsetY, Bitmap biomes, String[,] toolTips)
{
for (int x = chunkStartX; x <= chunkEndX; x++)
{
for (int z = chunkStartZ; z <= chunkEndZ; z++)
{
Chunk c = region.Chunks[x, z];
if (c == null || c.Root == null)
continue;
Coord chunkOffset = new Coord(c.Coords);
chunkOffset.ChunktoRegionRelative();
chunkOffset = new Coord(chunkOffset.X - chunkStartX, chunkOffset.Z - chunkStartZ);
chunkOffset.ChunktoAbsolute();
chunkOffset.Add(offsetX, offsetY);
RenderChunkBiomes(c, biomes, toolTips, chunkOffset.X, chunkOffset.Z);
}
}
}