//creates (instantiates) a terrain chunk (but does not render it yet)
public void CreateChunk(LODPos pos, bool render)
{
//if the chunk has aready been created, dont build it again!
if (chunks.ContainsKey(pos))
{
return;
}
totalChunks++;
//build the terrainobject and add its gameobject to the chunks list(may remove this last thing later)
//TerrainObject chunk = Build.buildObject<TerrainObject>(pos.toVector3(), Quaternion.identity);
GameObject terrainGO = Pool.getTerrain();
terrainGO.name = "Terrain Chunk " + pos.ToString();
TerrainObject chunk = terrainGO.GetComponent <TerrainObject>();
chunk.init(pos, planet);
chunks.Add(pos, chunk);
//Debug.Log("chunks added key :" + pos.ToString());
visChunks.Add(pos);
if (render)
{
chunk.calculateNoise();
chunk.Render(); //renders the chunk immediately
}
//RequestSystem.terrainToRender.Add(chunk);
}
//calculate the noise values and mesh data for each child chunk
public void splitCalc(LODPos pos)
{
int newLev = pos.level - 1;
//the position of the first subchunk in this chunk
WorldPos newStart = new WorldPos(pos.x * 2, pos.y * 2, pos.z * 2);
//render all 8 chunks (that exist)
for (int x = 0; x <= 1; x++)
{
for (int y = 0; y <= 1; y++)
{
for (int z = 0; z <= 1; z++)
{
LODPos newChunk = new LODPos(newLev, newStart.x + x, newStart.y + y, newStart.z + z);
TerrainObject tobj = null;
if (chunks.TryGetValue(newChunk, out tobj))
{
tobj.calculateNoise();
//tobj.calculateMesh();
}
}
}
}
}