public void SetBlock(Vector3Int worldPosition, IBlock block)
{
Vector3Int chunkIndex = WorldChunksData.WorldPostionToChunkIndex(worldPosition);
Vector3Int chunkIndexRUF = WorldChunksData.WorldPostionToChunkIndex(worldPosition + Vector3Int.one);
Vector3Int chunkIndexLDB = WorldChunksData.WorldPostionToChunkIndex(worldPosition - Vector3Int.one);
Dictionary <Vector3Int, ChunkLoadType> chunksToRefresh =
new Dictionary <Vector3Int, ChunkLoadType>()
{
{ chunkIndex, ChunkLoadType.dynamicEnabled }
};
if (chunkIndex.x < chunkIndexRUF.x)
{
RefreshChunkIfNeighbourBlockNotEmpty(new Vector3Int(1, 0, 0));
}
if (chunkIndex.y < chunkIndexRUF.y)
{
RefreshChunkIfNeighbourBlockNotEmpty(new Vector3Int(0, 1, 0));
}
if (chunkIndex.z < chunkIndexRUF.z)
{
RefreshChunkIfNeighbourBlockNotEmpty(new Vector3Int(0, 0, 1));
}
if (chunkIndex.x > chunkIndexLDB.x)
{
RefreshChunkIfNeighbourBlockNotEmpty(new Vector3Int(-1, 0, 0));
}
if (chunkIndex.y > chunkIndexLDB.y)
{
RefreshChunkIfNeighbourBlockNotEmpty(new Vector3Int(0, -1, 0));
}
if (chunkIndex.z > chunkIndexLDB.z)
{
RefreshChunkIfNeighbourBlockNotEmpty(new Vector3Int(0, 0, -1));
}
WorldChunksData.SetBlock(worldPosition, block);
ActualizeDisplayedChunks(chunksToRefresh);
void RefreshChunkIfNeighbourBlockNotEmpty(Vector3Int offet)
{
if (WorldChunksData.GetBlock(worldPosition + offet) != null)
{
chunksToRefresh.Add(chunkIndex + offet, ChunkLoadType.dynamicEnabled);
}
}
}
public static void WorldChunksDataTest()
{
Debug.Log("Test of: " + nameof(WorldChunksData.WorldPostionToChunkIndex));
Debug.Log(WorldChunksData.WorldPostionToChunkIndex(new Vector3Int(-12, -11, -10)) == -Vector3Int.one);
Debug.Log(WorldChunksData.WorldPostionToChunkIndex(new Vector3Int(0, 0, 0)) == Vector3Int.zero);
Debug.Log(WorldChunksData.WorldPostionToChunkIndex(new Vector3Int(15, 12, 10)) == Vector3Int.zero);
Debug.Log(WorldChunksData.WorldPostionToChunkIndex(new Vector3Int(15, 16, 10)) == Vector3Int.up);
Debug.Log(WorldChunksData.WorldPostionToChunkIndex(new Vector3Int(15, -16, 10)) == Vector3Int.down);
Debug.Log(WorldChunksData.WorldPostionToChunkIndex(new Vector3Int(15, -17, 10)) == Vector3Int.down * 2);
Debug.Log("Test of: " + nameof(WorldChunksData.WorldToLocalPostion));
Vector3Int chunkIndex = new Vector3Int(-10, 15, 0);
Vector3Int position = WorldChunksData.WorldToLocalPostion(new Vector3Int(15, -17, 10), ref chunkIndex);
Debug.Log(chunkIndex == new Vector3Int(-10, 13, 0));
Debug.Log(position == new Vector3Int(15, 15, 10));
Debug.Log("Test of: " + nameof(WorldChunksData.SetBlock) + " & " + nameof(WorldChunksData.GetBlock));
WorldChunksData.SetBlock(Vector3Int.zero, null);
WorldChunksData.SetBlock(Vector3Int.zero, new StoneBlock());
Debug.Log(WorldChunksData.GetBlock(Vector3Int.zero) is StoneBlock);
}
public static Mesh GenerateMesh(Vector3Int chunkIndex)
{
#region SetupMesh
Mesh mesh = new Mesh();
List <Vector3> vericies = new List <Vector3>();
List <int> triangles = new List <int>();
List <Vector2> uv = new List <Vector2>();
List <Vector3> normals = new List <Vector3>();
#endregion
Fill();
AssignMesh();
return(mesh);
void Fill()
{
for (int x = 0; x < ChunckData.chunkSize; x++)
{
for (int z = 0; z < ChunckData.chunkSize; z++)
{
for (int y = 0; y < ChunckData.chunkSize; y++)
{
Vector3Int position = new Vector3Int(x, y, z);
SetBlock(
position,
GetVisibleSidesOfBlock(position));
}
}
}
BlockSides GetVisibleSidesOfBlock(Vector3Int position)
{
BlockSides drawSides = 0;
if (WorldChunksData.GetBlock(chunkIndex, position) is SimpleBlockBase)
{
foreach (Enum value in Enum.GetValues(typeof(BlockSides)))
{
if ((BlockSides)value != BlockSides.None)
{
if (!(WorldChunksData.GetBlock(chunkIndex, position + BlockSidesUtils.GetNormal((BlockSides)value)) is SimpleBlockBase))
{
drawSides += (int)(BlockSides)value;
}
}
}
}
return(drawSides);
}
void SetBlock(Vector3Int position, BlockSides drawSides)
{
foreach (Enum value in Enum.GetValues(typeof(BlockSides)))
{
if ((BlockSides)value != BlockSides.None)
{
if (drawSides.HasFlag(value))
{
SetSide((BlockSides)value);
}
}
}
void SetSide(BlockSides drawSide)
{
SetUVandNormals();
SetTriangles();
SetVerticies();
void SetUVandNormals()
{
uv.Add(Vector2.zero);
uv.Add(Vector2.up);
uv.Add(Vector2.right);
uv.Add(Vector2.one);
for (int i = 0; i < 4; i++)
{
normals.Add(BlockSidesUtils.GetNormal(drawSide));
}
}
void SetTriangles()
{
//first triangle
triangles.Add(vericies.Count);
triangles.Add(vericies.Count + 1);
triangles.Add(vericies.Count + 2);
//second triangle
triangles.Add(vericies.Count + 2);
triangles.Add(vericies.Count + 1);
triangles.Add(vericies.Count + 3);
}
void SetVerticies()
{
switch (drawSide)
{
case BlockSides.Right:
vericies.Add(position + new Vector3(1, 0, 0));
vericies.Add(position + new Vector3(1, 1, 0));
vericies.Add(position + new Vector3(1, 0, 1));
vericies.Add(position + new Vector3(1, 1, 1));
break;
case BlockSides.Left:
vericies.Add(position + new Vector3(0, 0, 1));
vericies.Add(position + new Vector3(0, 1, 1));
vericies.Add(position + new Vector3(0, 0, 0));
vericies.Add(position + new Vector3(0, 1, 0));
break;
case BlockSides.Up:
vericies.Add(position + new Vector3(0, 1, 1));
vericies.Add(position + new Vector3(1, 1, 1));
vericies.Add(position + new Vector3(0, 1, 0));
vericies.Add(position + new Vector3(1, 1, 0));
break;
case BlockSides.Down:
vericies.Add(position + new Vector3(0, 0, 0));
vericies.Add(position + new Vector3(1, 0, 0));
vericies.Add(position + new Vector3(0, 0, 1));
vericies.Add(position + new Vector3(1, 0, 1));
break;
case BlockSides.Front:
vericies.Add(position + new Vector3(1, 0, 1));
vericies.Add(position + new Vector3(1, 1, 1));
vericies.Add(position + new Vector3(0, 0, 1));
vericies.Add(position + new Vector3(0, 1, 1));
break;
case BlockSides.Back:
vericies.Add(position + new Vector3(0, 0, 0));
vericies.Add(position + new Vector3(0, 1, 0));
vericies.Add(position + new Vector3(1, 0, 0));
vericies.Add(position + new Vector3(1, 1, 0));
break;
}
}
}
}
}
void AssignMesh()
{
mesh.vertices = vericies.ToArray();
mesh.triangles = triangles.ToArray();
mesh.uv = uv.ToArray();
mesh.normals = normals.ToArray();
}
}