protected void init_Center_and_Sidelength(Scientrace.Location cellcenterloc, Scientrace.Location pointingto, Scientrace.UnitVector orthogonaldirection,
double sidelength)
{
//Check whether cellcenterloc and pointingto values are different
if (cellcenterloc.distanceTo(pointingto) == 0)
{
throw new ZeroNonzeroVectorException("The location (" + cellcenterloc.ToCompactString() + ") of a Rectangle instance may not be equal to the direction (" + pointingto.ToCompactString() + ") it is pointed towards");
}
NonzeroVector cellu, cellv, cellc;
//define top-cell vector orthogonal to orthogonaldirection and the vectorpoint.
Scientrace.UnitVector focusdir = (pointingto.toVector() - cellcenterloc.toVector()).tryToUnitVector();
//Console.WriteLine("POINTINGTO: "+pointingto.trico()+ " focusdir: "+focusdir.trico());
this.front_normal_direction = focusdir.copy();
cellu = orthogonaldirection.crossProduct(focusdir).tryToNonzeroVector();
cellu.normalize();
//UPDATE 20151102: added "negative" to conserve surface direction after crossproduct operation.
cellv = cellu.crossProduct(focusdir.negative()).tryToNonzeroVector();
cellv.normalize();
cellu = cellu * sidelength; //surface of cell eq: sidelength * sidelength
cellv = cellv * sidelength;
cellc = (cellu + cellv) * 0.5;
this.parallelogram = new Scientrace.Parallelogram(cellcenterloc - cellc.toLocation(), cellu, cellv);
this.preserveSVGRatio();
this.addSurfaceMarkers();
}
public void init(Scientrace.Location startloc, Scientrace.Location endloc)
{
if (startloc.distanceTo(endloc) <= 0)
{
throw new ArgumentOutOfRangeException("ERROR: Startloc (" + startloc.ToString() + ") and endloc (" + endloc.ToString() + ") are equal for linepiece, no line nor direction possible");
}
this.startingpoint = startloc;
this.endingpoint = endloc;
this.calculateDirection();
}
public void TestDistance()
{
Scientrace.Location loc1 = new Scientrace.Location(1, 1, 1);
Scientrace.Location loc2 = new Scientrace.Location(4, 5, 6);
Assert.AreEqual(loc1.distanceTo(loc2), Math.Sqrt(50));
}
public double distanceFromSphereCenterToPlano()
{
Scientrace.Location h1 = this.planoCenterLoc();
return(h1.distanceTo(this.sphereCenterLoc));
}
/* end of interface IBorder3D implementation */
public bool contains(Scientrace.Location aLocation, double margin)
{
return((aLocation.distanceTo(this.loc) < Math.Abs(this.radius + margin))
== this.isPositive());
}
public void TestDistance()
{
Scientrace.Location loc1 = new Scientrace.Location(1, 1, 1);
Scientrace.Location loc2 = new Scientrace.Location(4, 5, 6);
Assert.AreEqual(loc1.distanceTo(loc2), Math.Sqrt(50));
}