Geo.Point GetMemberPointOnEdge(int faceIndex, int edgeIndex, bool rightHand)
{
int direction;
if (rightHand)
{
direction = 1;
}
else
{
direction = -1;
}
hVertex v1 = mesh.faces[faceIndex].vertices[edgeIndex];
hVertex v2 = mesh.faces[faceIndex].vertices[(edgeIndex + 1) % 4];
Geo.Point midPoint = Geo.Point.ByCoordinates((v1.x + v2.x) / 2, (v1.y + v2.y) / 2, (v1.z + v2.z) / 2);
Geo.Vector move = Geo.Vector.ByTwoPoints(v1.ToPoint(), v2.ToPoint());
move = move.Normalized();
move = move.Scale(offset * direction);
var returnPt = (Geo.Point)midPoint.Translate(move);
// Dispose
/*{
* midPoint.Dispose();
* move.Dispose();
* }*/
return(returnPt);
}
internal int GetAdjacentFaceIndex(hFace currentFace, int edge)
{
hVertex edgeV1 = currentFace.vertices[edge];
hVertex edgeV2 = currentFace.vertices[(edge + 1) % currentFace.vertices.Count];
for (int i = 0; i < faces.Count; i++)
{
if (faces[i] != currentFace)
{
if (faces[i].vertices.Contains(edgeV1) && faces[i].vertices.Contains(edgeV2))
{
return(i);
}
}
}
return(-1);
}
public static hMesh hMeshFromOBJ(string filepath)
{
string[] lines = System.IO.File.ReadAllLines(filepath);
// Get Vertices
List <hVertex> vertices = new List <hVertex>();
foreach (string line in lines)
{
if (line.Length > 0 && line[0] == 'v')
{
string[] values = line.Split(' ');
double x = Double.Parse(values[1]);
double y = Double.Parse(values[2]);
double z = Double.Parse(values[3]);
hVertex v = new hVertex(x, y, z);
vertices.Add(v);
}
}
// Get Faces
List <hFace> faces = new List <hFace>();
foreach (string line in lines)
{
if (line.Length > 0 && line[0] == 'f')
{
string[] values = line.Split(' ');
List <hVertex> verts = new List <hVertex>();
for (int j = 1; j < values.Length; j++)
{
int index = int.Parse(values[j].Split('/')[0]);
verts.Add(vertices[index - 1]);
}
hFace f = new hFace(verts);
faces.Add(f);
}
}
return(new hMesh(faces));
}