static void TestSchmitzVertexFromHermiteData()
{
while (true)
{
HermiteData hermite = new HermiteData(new List <Microsoft.Xna.Framework.Vector3>(), new List <Microsoft.Xna.Framework.Vector3>());
Console.WriteLine("Enter position 1:");
string pos1str = Console.ReadLine();
Console.WriteLine("Enter normal 1:");
string normal1str = Console.ReadLine();
Console.WriteLine("Enter position 2:");
string pos2str = Console.ReadLine();
Console.WriteLine("Enter normal 2:");
string normal2str = Console.ReadLine();
Console.WriteLine("Enter position 3:");
string pos3str = Console.ReadLine();
Console.WriteLine("Enter normal 3:");
string normal3str = Console.ReadLine();
string[] pos1parts = pos1str.Split(',');
string[] normal1parts = normal1str.Split(',');
string[] pos2parts = pos2str.Split(',');
string[] normal2parts = normal2str.Split(',');
string[] pos3parts = pos3str.Split(',');
string[] normal3parts = normal3str.Split(',');
Vector3 pos1 = new Vector3(Single.Parse(pos1parts[0].Trim()), Single.Parse(pos1parts[1].Trim()), Single.Parse(pos1parts[2].Trim()));
Vector3 normal1 = new Vector3(Single.Parse(normal1parts[0].Trim()), Single.Parse(normal1parts[1].Trim()), Single.Parse(normal1parts[2].Trim()));
Vector3 pos2 = new Vector3(Single.Parse(pos2parts[0].Trim()), Single.Parse(pos2parts[1].Trim()), Single.Parse(pos2parts[2].Trim()));
Vector3 normal2 = new Vector3(Single.Parse(normal2parts[0].Trim()), Single.Parse(normal2parts[1].Trim()), Single.Parse(normal2parts[2].Trim()));
Vector3 pos3 = new Vector3(Single.Parse(pos3parts[0].Trim()), Single.Parse(pos3parts[1].Trim()), Single.Parse(pos3parts[2].Trim()));
Vector3 normal3 = new Vector3(Single.Parse(normal3parts[0].Trim()), Single.Parse(normal3parts[1].Trim()), Single.Parse(normal3parts[2].Trim()));
normal1.Normalize();
normal2.Normalize();
normal3.Normalize();
Console.WriteLine("Position 1: {0}", pos1);
Console.WriteLine("Normal 1: {0}", normal1);
Console.WriteLine("Position 2: {0}", pos2);
Console.WriteLine("Normal 2: {0}", normal2);
Console.WriteLine("Position 3: {0}", pos3);
Console.WriteLine("Normal 3: {0}", normal3);
hermite.Add(pos1, normal1);
hermite.Add(pos2, normal2);
//hermite.Add(pos3, normal3);
Stopwatch sw = new Stopwatch();
sw.Start();
Vector3 pos = DualContouring.SchmitzVertexFromHermiteData(hermite, 0.001f, 100);
sw.Stop();
Console.WriteLine("Out: {0}", pos);
Console.WriteLine("Took {0}ms", sw.ElapsedMilliseconds);
}
}
private void ProcessBlock(HashSet <Edge> intersectingEdges, List <VertexPositionNormalColorLight> vertices, Dictionary <Vector3I, short> positionToIndex, Chunk c, GridPoint min, Vector3I worldPosition, Vector3I localPosition)
{
int lX = localPosition.X;
int lY = localPosition.Y;
int lZ = localPosition.Z;
GridPoint XYZ = min;
GridPoint XMaxYZ = c.PointAt(lX + 1, lY, lZ);
GridPoint XYMaxZ = c.PointAt(lX, lY + 1, lZ);
GridPoint XYZMax = c.PointAt(lX, lY, lZ + 1);
GridPoint XMaxYMaxZ = c.PointAt(lX + 1, lY + 1, lZ);
GridPoint XMaxYZMax = c.PointAt(lX + 1, lY, lZ + 1);
GridPoint XYMaxZMax = c.PointAt(lX, lY + 1, lZ + 1);
GridPoint XMaxYMaxZMax = c.PointAt(lX + 1, lY + 1, lZ + 1);
Tuple <HermiteData, Edge[]> data = CubeInfo(c, localPosition, XYZ, XMaxYZ, XYMaxZ, XYZMax, XMaxYMaxZ, XMaxYZMax, XYMaxZMax, XMaxYMaxZMax);
HermiteData hermite = data.Item1;
// If there are no intersections, this is an interior point. Therefore, don't build any vertices.
if (hermite.IntersectionPoints.Count == 0)
{
return;
}
Stopwatch sw = new Stopwatch();
sw.Start();
// investigate possible optimization by using AddRange, since it re-allocates the list only once.
List <Edge> edges = new List <Edge>();
for (int i = 0; i < data.Item2.Length; i++)
{
if (!intersectingEdges.Contains(data.Item2[i]))
{
edges.Add(data.Item2[i]);
}
}
intersectingEdges.UnionWith(edges);
Vector3 minimizingVertex = DualContouring.SchmitzVertexFromHermiteData(hermite, 0.001f, DualContouring.MAX_ITERATIONS);
float light = (XYZ.Metadata[0] + XMaxYZ.Metadata[0] + XYMaxZ.Metadata[0] + XYZMax.Metadata[0] + XMaxYMaxZ.Metadata[0] + XMaxYZMax.Metadata[0] + XYMaxZMax.Metadata[0] + XMaxYMaxZMax.Metadata[0]);
light /= 8; // average
light /= 15; // out of maximum value of 15
vertices.Add(new VertexPositionNormalColorLight(c.Position.ToVector3() + minimizingVertex, Vector3.Zero, Color.Green, light));
positionToIndex.Add(localPosition, (short)(_vertices[c].Count - 1));
//_positionToQEF.Add(localPosition, new CubeInfo(minimizingVertex, data.Item2));
}
