public void CreateChunk(int x, int y, int z)
{
//the coordinates of this chunk in the world
MapPosition mapPos = new MapPosition(x, y, z);
//Instantiate the chunk at the coordinates using the chunk prefab
GameObject newChunkObject = Instantiate(
chunkPrefab, new Vector3(mapPos.x, mapPos.y, mapPos.z),
Quaternion.Euler(Vector3.zero)
) as GameObject;
//Set this map as the parent gameobject
newChunkObject.GetComponent<Transform>().parent = this.GetComponent<Transform>();
//Get the object's chunk component
Chunk newChunk = newChunkObject.GetComponent<Chunk>();
//Assign its values
newChunk.pos = mapPos;
newChunk.world = this;
//Add it to the chunks dictionary with the position as the key
chunks.Add(mapPos, newChunk);
var terrainGenerator = new TerrainGenerator();
newChunk = terrainGenerator.ChunkGenerator(newChunk);
newChunk.SetBlocksUnmodified();
//Serializer.Load(newChunk);
}
public static MapPosition GetBlockPos(Vector3 pos)
{
MapPosition blockPos = new MapPosition(
Mathf.RoundToInt(pos.x),
Mathf.RoundToInt(pos.y),
Mathf.RoundToInt(pos.z)
);
return blockPos;
}
public void UpdateOrientation(Chunk chunk, MapPosition pos)
{
Block westBlock = chunk.world.GetBlock(pos.x - 1, pos.y + 1, pos.z);
Block eastBlock = chunk.world.GetBlock(pos.x + 1, pos.y + 1, pos.z);
Block northBlock = chunk.world.GetBlock(pos.x, pos.y + 1, pos.z + 1);
Block southBlock = chunk.world.GetBlock(pos.x, pos.y + 1, pos.z - 1);
this.orientation[1] = northBlock.IsRoad() || northBlock is BlockHighlight;
this.orientation[3] = eastBlock.IsRoad() || eastBlock is BlockHighlight;
this.orientation[5] = southBlock.IsRoad() || southBlock is BlockHighlight;
this.orientation[7] = westBlock.IsRoad() || westBlock is BlockHighlight;
}
public Chunk GetChunk(int x, int y, int z)
{
MapPosition pos = new MapPosition();
float multiple = Chunk.chunkSize;
pos.x = Mathf.FloorToInt(x / multiple) * Chunk.chunkSize;
pos.y = Mathf.FloorToInt(y / multiple) * Chunk.chunkSize;
pos.z = Mathf.FloorToInt(z / multiple) * Chunk.chunkSize;
Chunk containerChunk = null;
chunks.TryGetValue(pos, out containerChunk);
return containerChunk;
}
public Save(Chunk chunk)
{
for (int x = 0; x < Chunk.chunkSize; x++)
{
for (int y = 0; y < Chunk.chunkSize; y++)
{
for (int z = 0; z < Chunk.chunkSize; z++)
{
if (!chunk.blocks[x, y, z].changed)
continue;
MapPosition pos = new MapPosition(x, y, z);
blocks.Add(pos, chunk.blocks[x, y, z]);
}
}
}
}
void FindChunksToLoad()
{
//Get the position of this gameobject to generate around
MapPosition playerPos = new MapPosition(
Mathf.FloorToInt(transform.position.x / Chunk.chunkSize) * Chunk.chunkSize,
Mathf.FloorToInt(transform.position.y / Chunk.chunkSize) * Chunk.chunkSize,
Mathf.FloorToInt(transform.position.z / Chunk.chunkSize) * Chunk.chunkSize
);
//If there aren't already chunks to generate
if (updateList.Count == 0)
{
//Cycle through the array of positions
for (int i = 0; i < chunkPositions.Length; i++)
{
//translate the player position and array position into chunk position
MapPosition newChunkPos = new MapPosition(chunkPositions[i].x * Chunk.chunkSize + playerPos.x, 0, chunkPositions[i].z * Chunk.chunkSize + playerPos.z);
//Get the chunk in the defined position
Chunk newChunk = world.GetChunk(newChunkPos.x, newChunkPos.y, newChunkPos.z);
//If the chunk already exists and it's already
//rendered or in queue to be rendered continue
if (newChunk != null && (newChunk.rendered || updateList.Contains(newChunkPos)))
continue;
//-4 - 4
//load a column of chunks in this position
for (int y = 0; y < 2; y++)
{
for (int x = newChunkPos.x - Chunk.chunkSize; x <= newChunkPos.x + Chunk.chunkSize; x += Chunk.chunkSize)
{
for (int z = newChunkPos.z - Chunk.chunkSize; z <= newChunkPos.z + Chunk.chunkSize; z += Chunk.chunkSize)
{
buildList.Add(new MapPosition(x, y * Chunk.chunkSize, z));
}
}
updateList.Add(new MapPosition(newChunkPos.x, y * Chunk.chunkSize, newChunkPos.z));
}
return;
}
}
}
void BuildChunk(MapPosition pos)
{
if (world.GetChunk(pos.x, pos.y, pos.z) == null)
world.CreateChunk(pos.x, pos.y, pos.z);
}
public static string FileName(MapPosition chunkLocation)
{
string fileName = chunkLocation.x + "," + chunkLocation.y + "," + chunkLocation.z + ".bin";
return fileName;
}
//TODO: ORIENTATION
//http://gamedev.stackexchange.com/questions/29524/choose-tile-based-on-adjacent-tiles
//http://www.angryfishstudios.com/2011/04/adventures-in-bitmasking/
private static bool _setRoad(Chunk chunk, MapPosition pos)
{
if (chunk.world.GetBlock(pos.x, pos.y, pos.z).IsSolid(Direction.up) && chunk.world.GetBlock(pos.x, pos.y + 1, pos.z) is BlockHighlight)
{
chunk.world.SetBlock(pos.x, pos.y + 1, pos.z, new BlockRoad());
return true;
}
return false;
}
void UpdateIfEqual(int value1, int value2, MapPosition pos)
{
if (value1 == value2)
{
Chunk chunk = GetChunk(pos.x, pos.y, pos.z);
if (chunk != null)
chunk.update = true;
}
}