private void GetDataForChunkWithNeighbours(int2 coords, ComputeMeshData data)
{
var multimap = data.MapWithNeighbours;
for (var x = 0; x < 3; x++)
{
for (var y = 0; y < 3; y++)
{
var offset = (x + y * 3) * GeometryConsts.VOXELS_PER_CHUNK;
var map = WorldModel.GetMapByChunkCoords(coords + new int2(x - 1, y - 1));
multimap.Slice(offset, GeometryConsts.VOXELS_PER_CHUNK).CopyFrom(map);
}
}
}
private void GetLightsForChunkWithNeighbours(int2 coords, ComputeMeshData data)
{
var multimap = data.LightMapWithNeighbours;
for (var x = 0; x < 3; x++)
{
for (var y = 0; y < 3; y++)
{
var offset = (x + y * 3) * GeometryConsts.VOXELS_PER_CHUNK;
var id = _dataIdByCoords[coords + new int2(x - 1, y - 1)];
var map = _computeData[id].LightLevelMap;
multimap.Slice(offset, GeometryConsts.VOXELS_PER_CHUNK).CopyFrom(map);
}
}
}
private int GetDataFromPool(int2 coords)
{
//id is datacount -> put data on the end of all used data
var dataId = _dataCount;
ComputeMeshData computeMeshData = _computeData[dataId];
computeMeshData.SetCoords(coords);
_dataIdByCoords[coords] = dataId;
//move border of data so it contains newly added data
_dataCount++;
return(dataId);
}
//TODO: batch meshes - one mesh per (lets say) 10 chunks,
//use dirty flag pattern, whenever chunks are changed via remove chunks or when updating mesh after jobs are done,
//just set the flag for uberchunk and join array just before first render
public void Init()
{
_computeData = new ComputeMeshData[MapBoundsLookup.DataChunksCount * 2];
//TODO: determine safe data margin for data in process
for (var i = 0; i < MapBoundsLookup.DataChunksCount * 2; i++)
{
_computeData[i] = new ComputeMeshData();
}
_meshData = new RenderMeshData[MapBoundsLookup.RenderChunksCount * 2];
for (var i = 0; i < MapBoundsLookup.RenderChunksCount * 2; i++)
{
_meshData[i] = new RenderMeshData(WorldSettings.WorldMaterial);
}
Updater.EveryFrame(Update);
}