protected void init_Loc_width_height(Scientrace.Location loc, Scientrace.NonzeroVector u, Scientrace.NonzeroVector v)
{
this.parallelogram = new Scientrace.Parallelogram(loc, u, v);
this.front_normal_direction = u.crossProduct(v).tryToUnitVector();
this.preserveSVGRatio();
this.addSurfaceMarkers();
}
public string angleToRGB(Scientrace.Spot aCasualty, PhysicalObject3d physObj)
{
UnitVector inAngle = aCasualty.trace.traceline.direction;
Scientrace.Parallelogram pg = physObj.getDistributionSurface();
Scientrace.NonzeroVector norm = physObj.getSurfaceNormal();
UnitVector y = pg.plane.v.toUnitVector();
UnitVector x = null;
try {
x = norm.crossProduct(y).tryToUnitVector();
} catch { throw new ZeroNonzeroVectorException("The vertical vector (plane.v) is parallel to the unit normal."); }
double dx = x.dotProduct(inAngle);
double dy = y.dotProduct(inAngle);
double lengthFraction = Math.Sqrt((dx * dx) + (dy * dy));
//Console.WriteLine("Length: "+lengthFraction+ " vs: "+((x*dx)+(y*dy)).length);
double angle = Math.Atan2(dy, dx);
return(this.angleToHTML(angle, 2 * Math.Asin(lengthFraction) / Math.PI));
//physObj.getSurfaceNormal()
//aCasualty.object3d.
// throw new Exception("Not yet implemented");
}
public void PGramDiagonalSurfacePerformanceTest()
{
DateTime startTime = DateTime.Now;
double x1, x2, y1, y2, z1, z2, foo = 1;
for (x1 = 0; x1 < 10000; x1++) {
x2 = -3;
y1 = 56;
y2 = 12;
z1 = -2;
z2 = 23;
Scientrace.NonzeroVector nzv1 = new Scientrace.NonzeroVector(x1, y1, z1);
Scientrace.NonzeroVector nzv2 = new Scientrace.NonzeroVector(x2, y2, z2);
Scientrace.Parallelogram a = new Scientrace.Parallelogram(new Scientrace.Location(1, 2, 3), nzv1, nzv2);
//comparing surface calculated by sine of the angle between vectors and multiplication with their lengths with the lenght of the outproduct
if (Math.Sin(Math.Acos(nzv1.toUnitVector().dotProduct(nzv2.toUnitVector())))*nzv1.length*nzv2.length != a.getSurfaceSize()) {
//Assert.AreEqual(Math.Sin(Math.Acos(nzv1.toUnitVector().dotProduct(nzv2.toUnitVector())))*nzv1.length*nzv2.length, a.getSurface(), 1e-10);
foo++;
}
}
DateTime stopTime = DateTime.Now;
TimeSpan duration = stopTime-startTime;
Console.WriteLine(foo.ToString()+" siginificance failures");
//making sure these 10 000 dotproducts and crossproducts comparisons can be executed within 60 milliseconds
Assert.Less(duration.Milliseconds, 60);
}
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 PGramDiagonalSurfacePerformanceTest()
{
DateTime startTime = DateTime.Now;
double x1, x2, y1, y2, z1, z2, foo = 1;
for (x1 = 0; x1 < 10000; x1++)
{
x2 = -3;
y1 = 56;
y2 = 12;
z1 = -2;
z2 = 23;
Scientrace.NonzeroVector nzv1 = new Scientrace.NonzeroVector(x1, y1, z1);
Scientrace.NonzeroVector nzv2 = new Scientrace.NonzeroVector(x2, y2, z2);
Scientrace.Parallelogram a = new Scientrace.Parallelogram(new Scientrace.Location(1, 2, 3), nzv1, nzv2);
//comparing surface calculated by sine of the angle between vectors and multiplication with their lengths with the lenght of the outproduct
if (Math.Sin(Math.Acos(nzv1.toUnitVector().dotProduct(nzv2.toUnitVector()))) * nzv1.length * nzv2.length != a.getSurfaceSize())
{
//Assert.AreEqual(Math.Sin(Math.Acos(nzv1.toUnitVector().dotProduct(nzv2.toUnitVector())))*nzv1.length*nzv2.length, a.getSurface(), 1e-10);
foo++;
}
}
DateTime stopTime = DateTime.Now;
TimeSpan duration = stopTime - startTime;
Console.WriteLine(foo.ToString() + " siginificance failures");
//making sure these 10 000 dotproducts and crossproducts comparisons can be executed within 60 milliseconds
Assert.Less(duration.Milliseconds, 60);
}
public void PGramAngleTest2()
{
Scientrace.Location loc = new Scientrace.Location(1, 2, 3);
Scientrace.NonzeroVector v1 = new Scientrace.NonzeroVector(-1, 1, 0);
Scientrace.NonzeroVector v2 = new Scientrace.NonzeroVector(-1, 0, 1);
Scientrace.NonzeroVector v3 = new Scientrace.NonzeroVector(1, 1, 1);
Scientrace.Parallelogram pg = new Scientrace.Parallelogram(loc, v1, v2);
Assert.AreEqual(pg.angleOnSurface(v3), 0, 1E-15);
}
public void PGramInPath1()
{
Scientrace.Location loc = new Scientrace.Location(1, 2, 3);
Scientrace.NonzeroVector v1 = new Scientrace.NonzeroVector(5, 0, 0);
Scientrace.NonzeroVector v2 = new Scientrace.NonzeroVector(0, 2, 0);
Scientrace.Parallelogram pg = new Scientrace.Parallelogram(loc, v1, v2);
Scientrace.Line cline = new Scientrace.Line(5.5, 3.5, 0, 0, 0, 5);
Assert.IsTrue(pg.inPath(cline));
}
public void PGramAngleTest2()
{
Scientrace.Location loc = new Scientrace.Location(1, 2, 3);
Scientrace.NonzeroVector v1 = new Scientrace.NonzeroVector(-1, 1, 0);
Scientrace.NonzeroVector v2 = new Scientrace.NonzeroVector(-1, 0, 1);
Scientrace.NonzeroVector v3 = new Scientrace.NonzeroVector(1, 1, 1);
Scientrace.Parallelogram pg = new Scientrace.Parallelogram(loc, v1, v2);
Assert.AreEqual(pg.angleOnSurface(v3), 0, 1E-15);
}
public DistributionSquare getDistributionSquare(Scientrace.PhysicalObject3d anObject, int order)
{
Scientrace.Parallelogram surface = anObject.getDistributionSurface();
Scientrace.DistributionSquare ds = new Scientrace.DistributionSquare(0, order, surface.plane.loc, surface.plane.u, surface.plane.v);
foreach (Scientrace.Spot aSpot in this.spots)
{
ds.addSpot(aSpot.loc);
}
return(ds);
}
public void PGramLineIntersects()
{
Scientrace.Location loc = new Scientrace.Location(1, 2, 3);
Scientrace.NonzeroVector v1 = new Scientrace.NonzeroVector(1, 0, 0);
Scientrace.NonzeroVector v2 = new Scientrace.NonzeroVector(0, 1, 0);
Scientrace.Parallelogram pg = new Scientrace.Parallelogram(loc, v1, v2);
//this line intersects the defined plane at (5,5,3)
Scientrace.Vector intersection = pg.plane.lineThroughPlane(new Scientrace.Line(1, 1, -1, 2, 2, 2));
Assert.AreEqual(intersection.x, 5);
Assert.AreEqual(intersection.y, 5);
Assert.AreEqual(intersection.z, 3);
}
public void PGramIntersectionAtBaseVectors2()
{
Scientrace.Location loc = new Scientrace.Location(1, 2, 3);
Scientrace.NonzeroVector v1 = new Scientrace.NonzeroVector(2, 5, 7);
Scientrace.NonzeroVector v2 = new Scientrace.NonzeroVector(3, 2, 0);
Scientrace.Parallelogram pg = new Scientrace.Parallelogram(loc, v1, v2);
Scientrace.Vector intersection = pg.plane.lineThroughPlane(new Scientrace.Line(1, 1, -1, 2, 2, 2));
Scientrace.VectorTransform trf = pg.plane.getTransform();
Scientrace.Vector tintersection = trf.transform(intersection - loc);
/* when the pgram-plane is shifted through 0,0,0, a transformation of any location in this plane to
* the base vectors e1 and e2 (based on v1 and v2) should leave a 3rd coordinate set to zero. */
Assert.AreEqual(tintersection.z, 0, 1E-14);
}
public void PGramDiagonalSurfaceTest2()
{
double x1, x2, y1, y2, z1, z2;
x1 = 4;
x2 = -3;
y1 = 56;
y2 = 12;
z1 = -2;
z2 = 23;
Scientrace.NonzeroVector nzv1 = new Scientrace.NonzeroVector(x1, y1, z1);
Scientrace.NonzeroVector nzv2 = new Scientrace.NonzeroVector(x2, y2, z2);
Scientrace.Parallelogram a = new Scientrace.Parallelogram(new Scientrace.Location(1, 2, 3), nzv1, nzv2);
//comparing surface calculated by sine of the angle between vectors and multiplication with their lengths with the lenght of the outproduct
Assert.AreEqual(
Math.Sin(Math.Acos(nzv1.toUnitVector().dotProduct(nzv2.toUnitVector()))) * nzv1.length * nzv2.length,
a.getSurfaceSize(),
1E-12);
}
public void PGramIntersectionAtBaseVectors2()
{
Scientrace.Location loc = new Scientrace.Location(1, 2, 3);
Scientrace.NonzeroVector v1 = new Scientrace.NonzeroVector(2, 5, 7);
Scientrace.NonzeroVector v2 = new Scientrace.NonzeroVector(3, 2, 0);
Scientrace.Parallelogram pg = new Scientrace.Parallelogram(loc, v1, v2);
Scientrace.Vector intersection = pg.plane.lineThroughPlane(new Scientrace.Line(1, 1, -1, 2, 2, 2));
Scientrace.VectorTransform trf = pg.plane.getTransform();
Scientrace.Vector tintersection = trf.transform(intersection-loc);
/* when the pgram-plane is shifted through 0,0,0, a transformation of any location in this plane to
* the base vectors e1 and e2 (based on v1 and v2) should leave a 3rd coordinate set to zero. */
Assert.AreEqual(tintersection.z, 0, 1E-14);
}
public void PGramDiagonalSurfaceTest1()
{
Scientrace.Parallelogram a = new Scientrace.Parallelogram(new Scientrace.Location(1, 2, 3), new Scientrace.NonzeroVector(3, 4, 5), new Scientrace.NonzeroVector(3, 4, 0));
Assert.AreEqual(25, a.getSurfaceSize());
}
public void PGramDiagonalSurfaceTest1()
{
Scientrace.Parallelogram a = new Scientrace.Parallelogram(new Scientrace.Location(1, 2, 3), new Scientrace.NonzeroVector(3, 4, 5), new Scientrace.NonzeroVector(3, 4, 0));
Assert.AreEqual(25, a.getSurfaceSize());
}
public void PGramSquareSurfaceTest()
{
Scientrace.Parallelogram a = new Scientrace.Parallelogram(new Scientrace.Location(10, 10, 10), new Scientrace.NonzeroVector(3, 4, 0), new Scientrace.NonzeroVector(0, 0, 5));
Assert.AreEqual(25, a.getSurfaceSize());
}
public void PGramSquareSurfaceTest()
{
Scientrace.Parallelogram a = new Scientrace.Parallelogram(new Scientrace.Location(10, 10, 10), new Scientrace.NonzeroVector(3, 4, 0), new Scientrace.NonzeroVector(0, 0, 5));
Assert.AreEqual(25, a.getSurfaceSize());
}
public void PGramDiagonalSurfaceTest2()
{
double x1, x2, y1, y2, z1, z2;
x1 = 4;
x2 = -3;
y1 = 56;
y2 = 12;
z1 = -2;
z2 = 23;
Scientrace.NonzeroVector nzv1 = new Scientrace.NonzeroVector(x1, y1, z1);
Scientrace.NonzeroVector nzv2 = new Scientrace.NonzeroVector(x2, y2, z2);
Scientrace.Parallelogram a = new Scientrace.Parallelogram(new Scientrace.Location(1, 2, 3), nzv1, nzv2);
//comparing surface calculated by sine of the angle between vectors and multiplication with their lengths with the lenght of the outproduct
Assert.AreEqual(
Math.Sin(Math.Acos(nzv1.toUnitVector().dotProduct(nzv2.toUnitVector())))*nzv1.length*nzv2.length,
a.getSurfaceSize(),
1E-12);
}
public void PGramInPath1()
{
Scientrace.Location loc = new Scientrace.Location(1, 2, 3);
Scientrace.NonzeroVector v1 = new Scientrace.NonzeroVector(5, 0, 0);
Scientrace.NonzeroVector v2 = new Scientrace.NonzeroVector(0, 2, 0);
Scientrace.Parallelogram pg = new Scientrace.Parallelogram(loc, v1, v2);
Scientrace.Line cline = new Scientrace.Line(5.5, 3.5, 0, 0, 0, 5);
Assert.IsTrue(pg.inPath(cline));
}
public Scientrace.Location intersects(Scientrace.Parallelogram par)
{
return(par.atPath(this));
}
public void PGramLineIntersects()
{
Scientrace.Location loc = new Scientrace.Location(1, 2, 3);
Scientrace.NonzeroVector v1 = new Scientrace.NonzeroVector(1, 0, 0);
Scientrace.NonzeroVector v2 = new Scientrace.NonzeroVector(0, 1, 0);
Scientrace.Parallelogram pg = new Scientrace.Parallelogram(loc, v1, v2);
//this line intersects the defined plane at (5,5,3)
Scientrace.Vector intersection = pg.plane.lineThroughPlane(new Scientrace.Line(1, 1, -1, 2, 2, 2));
Assert.AreEqual(intersection.x, 5);
Assert.AreEqual(intersection.y, 5);
Assert.AreEqual(intersection.z, 3);
}