public static PointCloud FromTriangleVectors(List <TriangleVectors> listTriangleVectors)
{
List <Triangle> listTriangles = new List <Triangle>();
List <Vector3> newVectors = new List <Vector3>();
for (int i = 0; i < listTriangleVectors.Count; i++)
{
Triangle t = new Triangle(newVectors.Count, newVectors.Count + 1, newVectors.Count + 2);
TriangleVectors tv = listTriangleVectors[i];
listTriangles.Add(t);
//if(!newVectors.Contains(tv.A))
// newVectors.Add(tv.A);
//if (!newVectors.Contains(tv.B))
// newVectors.Add(tv.B);
//if (!newVectors.Contains(tv.C))
// newVectors.Add(tv.C);
newVectors.Add(tv.A.Vector);
newVectors.Add(tv.B.Vector);
newVectors.Add(tv.C.Vector);
}
PointCloud pcNew = PointCloud.FromListVector3(newVectors);
pcNew.Triangles = listTriangles;
pcNew.CreateIndicesFromTriangles();
return(pcNew);
}
/// <summary>
/// Copy constructor.
/// </summary>
/// <param name="src"></param>
public TriangleVectors(TriangleVectors src)
{
A = src.A;
B = src.B;
C = src.C;
AB = src.AB;
BC = src.BC;
CA = src.CA;
Index = m_index;
m_index++;
}
/// <summary>
/// Set the edge by index.
/// </summary>
/// <param name="i"></param>
/// <param name="t"></param>
public void SetEdge(int i, TriangleVectors t)
{
i = i < 0 ? i + 3 : i > 2 ? i - 3 : i;
if (i == 0)
{
AB = t;
}
if (i == 1)
{
BC = t;
}
if (i == 2)
{
CA = t;
}
}
public void CreateIndicesFromTriangles(List <TriangleVectors> listTriangleVectors)
{
List <Triangle> listTriangles = new List <Triangle>();
for (int i = 0; i < listTriangleVectors.Count; i++)
{
TriangleVectors tv = listTriangleVectors[i];
Triangle t = new Triangle(tv.A.Index, tv.B.Index, tv.C.Index);
listTriangles.Add(t);
}
this.Triangles = listTriangles;
this.CreateIndicesFromTriangles();
}
/// <summary>
/// Repair any Edge links, both ways.
/// </summary>
/// <param name="a"></param>
/// <returns></returns>
public void RepairEdges(TriangleVectors a)
{
// Check if a.AB is in this.
if (this.Index == a.Index)
{
return;
}
if (bothIn(a, a.A, a.B))
{
a.AB = this; return;
}
if (bothIn(a, a.B, a.C))
{
a.BC = this; return;
}
if (bothIn(a, a.C, a.A))
{
a.CA = this; return;
}
}
/// <summary>
/// Are both Vector3es in?
/// </summary>
/// <param name="t"></param>
/// <param name="vt"></param>
/// <param name="a"></param>
/// <param name="b"></param>
/// <returns></returns>
protected bool bothIn(TriangleVectors t, Vertex a, Vertex b)
{
if (a == A)
{
if (b == B)
{
AB = t; return(true);
}
if (b == C)
{
CA = t; return(true);
}
}
if (a == B)
{
if (b == A)
{
AB = t; return(true);
}
if (b == C)
{
BC = t; return(true);
}
}
if (a == C)
{
if (b == A)
{
CA = t; return(true);
}
if (b == B)
{
BC = t; return(true);
}
}
return(false);
}
public Circle(TriangleVectors t)
: this(t.A.Vector, t.B.Vector, t.C.Vector)
{
}
