public BoundaryBox(FaceGroup facegroup)
{
float[] coordinateX = new float[facegroup.Faces.Count * NUM_VERT];
float[] coordinateY = new float[facegroup.Faces.Count * NUM_VERT];
float[] coordinateZ = new float[facegroup.Faces.Count * NUM_VERT];
for (int i = 0; i < facegroup.Faces.Count; i++)
{
coordinateX[i] = facegroup.Faces[i].A.x;
coordinateX[i] = facegroup.Faces[i].B.x;
coordinateX[i] = facegroup.Faces[i].C.x;
coordinateY[i] = facegroup.Faces[i].A.y;
coordinateY[i] = facegroup.Faces[i].B.y;
coordinateY[i] = facegroup.Faces[i].C.y;
coordinateZ[i] = facegroup.Faces[i].A.z;
coordinateZ[i] = facegroup.Faces[i].B.z;
coordinateZ[i] = facegroup.Faces[i].C.z;
}
float minX = coordinateX.Min();
float minY = coordinateY.Min();
float minZ = coordinateZ.Min();
float maxX = coordinateX.Max();
float maxY = coordinateY.Max();
float maxZ = coordinateZ.Max();
MinPoint = new Vector(minX, minY, minZ);
MaxPoint = new Vector(maxX, maxY, maxZ);
}
public static IEnumerable <Vector> RaysFaceGroupIntersect(List <Ray> rays, FaceGroup facegroup, bool reverse = false, bool project = false)
{
List <Vector> intersections = new List <Vector>();
Vector intersection;
foreach (Face face in facegroup.Faces)
{
foreach (Ray ray in rays)
{
intersection = RayFaceIntersect(ray, face, reverse, project);
if (intersection != null)
{
intersections.Add(intersection);
}
}
}
return(intersections);
}
