public static Vector2 GetUV(int index, BlockDatabase.BlockData data)
{
Vector2 uv = UVs[index];
if (index <= 5)
{
uv += data.frontOffset;
}
else if (index <= 11)
{
uv += data.topoffset;
}
else if (index <= 17)
{
uv += data.rightOffset;
}
else if (index <= 23)
{
uv += data.leftOffset;
}
else if (index <= 29)
{
uv += data.backOffset;
}
else if (index <= 35)
{
uv += data.bottomOffset;
}
return(uv);
}
public void GenerateChunk()
{
if (!belowChunk)
{
World.instance.chunks.TryGetValue(transform.localPosition + new Vector3(0, -chunkSize, 0), out belowChunk);
}
if (!topChunk)
{
World.instance.chunks.TryGetValue(transform.localPosition + new Vector3(0, chunkSize, 0), out topChunk);
}
if (!frontChunk)
{
World.instance.chunks.TryGetValue(transform.localPosition + new Vector3(0, 0, chunkSize), out frontChunk);
}
if (!behindChunk)
{
World.instance.chunks.TryGetValue(transform.localPosition + new Vector3(0, 0, -chunkSize), out behindChunk);
}
if (!leftChunk)
{
World.instance.chunks.TryGetValue(transform.localPosition + new Vector3(-chunkSize, 0, 0), out leftChunk);
}
if (!rightChunk)
{
World.instance.chunks.TryGetValue(transform.localPosition + new Vector3(chunkSize, 0, 0), out rightChunk);
}
List <Vector2> uvs = new List <Vector2>();
List <Vector3> vertices = new List <Vector3>();
List <int> mainMeshTriangles = new List <int>();
List <int> waterMeshTriangles = new List <int>();
foreach (KeyValuePair <Vector3Int, BlockDatabase.BlockType> pair in blockPositions)
{
List <int> neededVerts = CheckAdjacentPositions(pair.Key);
BlockDatabase.BlockData blockData = null;
foreach (BlockDatabase.BlockData data in BlockDatabase.instance.blockData)
{
if (data.type == pair.Value)
{
blockData = data;
}
}
for (int i = 0; i < neededVerts.Count; i += 2)
{
for (int t = neededVerts[i]; t <= neededVerts[i + 1]; t++)
{
uvs.Add(Block.GetUV(t, blockData));
vertices.Add(Block.vertices[Block.triangles[t]] + pair.Key);
if (pair.Value != BlockDatabase.BlockType.WATER)
{
mainMeshTriangles.Add(vertices.Count - 1);
}
else
{
waterMeshTriangles.Add(vertices.Count - 1);
}
}
}
}
//Build the mesh
mesh.Clear();
mesh.subMeshCount = 2;
mesh.vertices = vertices.ToArray();
mesh.SetTriangles(mainMeshTriangles.ToArray(), 0);
mesh.SetTriangles(waterMeshTriangles.ToArray(), 1);
mesh.uv = uvs.ToArray();
mesh.RecalculateNormals();
//collider.sharedMesh = mesh;
}