private void TriangulateCase6Connected(
int i, Voxel a, Voxel b, Voxel c, Voxel d)
{
Vector2 n1 = a.xNormal;
Vector2 n2 = a.yNormal;
if (IsSharpFeature(n1, n2))
{
Vector2 point = ComputeIntersection(a.XEdgePoint, n1, a.YEdgePoint, n2);
if (IsInsideCell(point, a, d) &&
IsBelowLine(point, c.position, b.position))
{
surface.AddPentagonBCToA(i, point);
wall.AddABAC(i, point);
}
else
{
surface.AddQuadBCToA(i);
wall.AddABAC(i);
}
}
else
{
surface.AddQuadBCToA(i);
wall.AddABAC(i);
}
n1 = c.xNormal;
n2 = b.yNormal;
if (IsSharpFeature(n1, n2))
{
Vector2 point = ComputeIntersection(c.XEdgePoint, n1, b.YEdgePoint, n2);
if (IsInsideCell(point, a, d) &&
IsBelowLine(point, b.position, c.position))
{
surface.AddPentagonBCToD(i, point);
wall.AddCDBD(i, point);
return;
}
}
surface.AddQuadBCToD(i);
wall.AddCDBD(i);
}
public void FillBCToD(VoxelCell cell, FeaturePoint f)
{
if (f.exists)
{
surface.AddPentagonBCToD(cell.i, f.position);
if (!cell.d.Filled)
{
wall.AddCDBD(cell.i, f.position);
}
}
else
{
surface.AddQuadBCToD(cell.i);
if (!cell.d.Filled)
{
wall.AddCDBD(cell.i);
}
}
}