private void TriangulateCase1(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 (ClampToCellMaxMax(ref point, a, d))
{
surface.AddQuadA(i, point);
wall.AddACAB(i, point);
return;
}
}
surface.AddTriangleA(i);
wall.AddACAB(i);
}
public void FillA(VoxelCell cell, FeaturePoint f)
{
if (f.exists)
{
surface.AddQuadA(cell.i, f.position);
if (!cell.c.Filled)
{
wall.AddFromAC(cell.i, f.position);
}
if (!cell.b.Filled)
{
wall.AddToAB(cell.i, f.position);
}
}
else
{
surface.AddTriangleA(cell.i);
if (!cell.b.Filled)
{
wall.AddACAB(cell.i);
}
}
}