public static void CombineForAll(GameObject currentChunk, bool remove = false)
{
Vector3 pos = currentChunk.transform.position;
IChunk chunk = currentChunk.GetComponent <IChunk>();
currentChunk.transform.position = Vector3.zero;
currentChunk.SetActive(false);
if (uvs == null)
{
uvs = SetUVs.GetStandardUVs();
}
Block[] blocks = chunk.GetBlocks();
CombineInstance[] combine = new CombineInstance[blocks.Length];
currentChunk.GetComponents <MeshCollider>().ToList().ForEach(GameObject.Destroy);
for (int i = 0; i < blocks.Length; i++)
{
combine[i].mesh = blocks[i].Mesh;
combine[i].transform = Matrix4x4.TRS(blocks[i].Position, Quaternion.identity, Vector3.one);
}
MeshFilter refMesh = currentChunk.GetComponent <MeshFilter>();
refMesh.mesh = new Mesh();
refMesh.mesh.CombineMeshes(combine, true);
List <Vector2> newMeshUVs = new List <Vector2>();
for (int i = 0; i < blocks.Length; i++)
{
//add new UVs based on individual block settings
UVSetter suv = blocks[i].UVSetter;
float tilePerc = 1 / UVSetter.pixelSize;
float umin = tilePerc * suv.TileX;
float umax = tilePerc * (suv.TileX + 1);
float vmin = tilePerc * suv.TileY;
float vmax = tilePerc * (suv.TileY + 1);
for (int j = 0; j < 24; j++)
{
float x = Mathf.Approximately(uvs[j].x, 0f) ? umin : umax;
float y = Mathf.Approximately(uvs[j].y, 0f) ? vmin : vmax;
newMeshUVs.Add(new Vector2(x, y));
}
}
refMesh.mesh.uv = newMeshUVs.ToArray();
refMesh.mesh.RecalculateBounds();
refMesh.mesh.RecalculateNormals();
currentChunk.transform.position = pos;
currentChunk.AddComponent <MeshCollider>();
currentChunk.gameObject.SetActive(true);
}