public Face FindExposedFaces(FindSolidFacesDelegate <T> solidCheck)
{
Face res = Face.None;
foreach (Face face in Face.All)
{
if (IsFaceExposed(face, solidCheck))
{
res |= face;
}
}
return(res);
}
public override bool IsFaceSolid(Face face, FindSolidFacesDelegate <T> solidCheck)
{
switch (face.Index)
{
case Face.LeftIndex:
return
(myChildren[0].IsFaceSolid(face, solidCheck) &&
myChildren[1].IsFaceSolid(face, solidCheck) &&
myChildren[2].IsFaceSolid(face, solidCheck) &&
myChildren[3].IsFaceSolid(face, solidCheck));
case Face.RightIndex:
return
(myChildren[4].IsFaceSolid(face, solidCheck) &&
myChildren[5].IsFaceSolid(face, solidCheck) &&
myChildren[6].IsFaceSolid(face, solidCheck) &&
myChildren[7].IsFaceSolid(face, solidCheck));
case Face.BottomIndex:
return
(myChildren[0].IsFaceSolid(face, solidCheck) &&
myChildren[1].IsFaceSolid(face, solidCheck) &&
myChildren[4].IsFaceSolid(face, solidCheck) &&
myChildren[5].IsFaceSolid(face, solidCheck));
case Face.TopIndex:
return
(myChildren[2].IsFaceSolid(face, solidCheck) &&
myChildren[3].IsFaceSolid(face, solidCheck) &&
myChildren[6].IsFaceSolid(face, solidCheck) &&
myChildren[7].IsFaceSolid(face, solidCheck));
case Face.FrontIndex:
return
(myChildren[0].IsFaceSolid(face, solidCheck) &&
myChildren[2].IsFaceSolid(face, solidCheck) &&
myChildren[4].IsFaceSolid(face, solidCheck) &&
myChildren[6].IsFaceSolid(face, solidCheck));
case Face.BackIndex:
return
(myChildren[1].IsFaceSolid(face, solidCheck) &&
myChildren[3].IsFaceSolid(face, solidCheck) &&
myChildren[5].IsFaceSolid(face, solidCheck) &&
myChildren[7].IsFaceSolid(face, solidCheck));
}
return(false);
}
private float[] FindVertices(GeometryShader shader)
{
List <float> verts = new List <float>();
FindSolidFacesDelegate <UInt16> solidCheck = (x =>
{
var comp = BlockManager.Get(x).GetComponant <VisibilityBComponant>();
if (comp != null)
{
return(comp.SolidFaces);
}
return(Face.None);
});
foreach (Octree <UInt16> octree in Chunk.Octrees)
{
var iter = (OctreeEnumerator <UInt16>)octree.GetEnumerator();
while (iter.MoveNext())
{
OctreeLeaf <UInt16> leaf = iter.Current;
BlockType type = BlockManager.Get(leaf.Value);
var vis = type.GetComponant <VisibilityBComponant>();
if (vis == null || !vis.IsVisible)
{
continue;
}
var mdl = type.GetComponant <ModelBComponant>();
if (mdl == null)
{
continue;
}
int size = iter.Size;
Vector3 offset = new Vector3(iter.X, iter.Y, iter.Z);
verts.AddRange(mdl.Model.GenerateVertexData(offset, size,
leaf.FindExposedFaces(solidCheck)));
}
}
return(verts.ToArray());
}
public virtual bool IsFaceSolid(Face face, FindSolidFacesDelegate <T> solidCheck)
{
throw new NotImplementedException();
}
public bool IsFaceExposed(Face face, FindSolidFacesDelegate <T> solidCheck)
{
OctreeNode <T> n = FindNeighbour(face);
return(n == null || !n.IsFaceSolid(face.Opposite, solidCheck));
}
public override bool IsFaceSolid(Face face, FindSolidFacesDelegate <T> solidCheck)
{
return(solidCheck(Value).HasFace(face));
}
