public List <Vector3> AsPointGrid(double pointSpacing)
{
try
{
var gridPoints = new List <Vector3>();
var side1Points = new List <Vector3>();
var side2Points = new List <Vector3>();
var side12 = new Line(vert[1], vert[2]);
var side01 = new Line(vert[0], vert[1]);
var side02 = new Line(vert[0], vert[2]);
Vector3 v20 = vert[0] - vert[2];
Vector3 v02 = vert[2] - vert[0];
Vector3 v01 = vert[1] - vert[0];
Vector3 v12 = vert[2] - vert[1];
Vector3 v21 = vert[1] - vert[2];
Vector3 v10 = vert[0] - vert[1];
double theta0 = Math.Acos(v01.Dot(v02) / (v01.Length * v02.Length));
double theta1 = Math.Acos(v10.Dot(v12) / (v01.Length * v12.Length));
double theta2 = Math.Acos(v20.Dot(v21) / (v02.Length * v12.Length));
double thetaMax = Math.Max(theta1, Math.Max(theta0, theta2));
double side1Spacing = pointSpacing / Math.Sin(thetaMax);
Vector3 basePoint = new Vector3(vert[0]);
if (theta0 == thetaMax)
{
side1Points.AddRange(GeomUtilities.BreakMany(side01, side1Spacing));
side2Points.AddRange(GeomUtilities.BreakMany(side02, pointSpacing));
basePoint = vert[0];
}
else
{
if (theta1 == thetaMax)
{
side1Points.AddRange(GeomUtilities.BreakMany(side01, side1Spacing));
side2Points.AddRange(GeomUtilities.BreakMany(side12, pointSpacing));
basePoint = vert[1];
}
else
{
if (theta2 == thetaMax)
{
side1Points.AddRange(GeomUtilities.BreakMany(side02, side1Spacing));
side2Points.AddRange(GeomUtilities.BreakMany(side12, pointSpacing));
basePoint = vert[2];
}
}
}
foreach (Vector3 side1Point in side1Points)
{
Vector3 translation = side1Point - basePoint;
foreach (Vector3 side2Point in side2Points)
{
Vector3 s2Trans = side2Point.Translate(translation);
if (Contains(s2Trans))
{
gridPoints.Add(s2Trans);
}
}
}
return(gridPoints);
}
catch (Exception)
{
throw;
}
}
