public Intersection intersectsObject(Trace trace, Object3d o3dWithThisBorder)
{
Intersection retIntersection = this.intersects(trace);
retIntersection.object3d = o3dWithThisBorder;
return(retIntersection);
}
public Spot(Scientrace.Location loc, Object3d object3d, double intensity, double intensityFraction, Scientrace.Trace trace)
{
this.loc = loc;
this.object3d = object3d;
this.object3d.spotted(intensity);
this.intensity = intensity;
this.intensityFraction = intensityFraction;
this.trace = trace;
this.fillPolVecs();
}
public Spot(Scientrace.Location loc, Object3d object3d, double intensity, double intensityFraction, Scientrace.Trace trace)
{
this.loc = loc;
this.object3d = object3d;
this.object3d.spotted(intensity);
this.intensity = intensity;
this.intensityFraction = intensityFraction;
this.trace = trace;
this.fillPolVecs();
}
public Spot(Scientrace.Spot copyFromSpot)
{
this.loc = new Scientrace.Location(copyFromSpot.loc);
this.object3d = copyFromSpot.object3d;
// do not spot again, so don't recall spotted from object3d
this.intensity = copyFromSpot.intensity;
this.trace = copyFromSpot.trace;
this.intensityFraction = copyFromSpot.intensityFraction;
this.fillPolVecs();
}
public Spot(Scientrace.Spot copyFromSpot)
{
this.loc = new Scientrace.Location(copyFromSpot.loc);
this.object3d = copyFromSpot.object3d;
// do not spot again, so don't recall spotted from object3d
this.intensity = copyFromSpot.intensity;
this.trace = copyFromSpot.trace;
this.intensityFraction = copyFromSpot.intensityFraction;
this.fillPolVecs();
}
public List <ObjectLinePiece> toOLP(List <LinePiece> aList, string colour, Object3d anO3D)
{
List <ObjectLinePiece> olplist = new List <ObjectLinePiece>();
foreach (LinePiece anLP in aList)
{
ObjectLinePiece anOLP = new ObjectLinePiece();
anOLP.o3d = anO3D;
anOLP.lp = anLP;
anOLP.col = colour;
olplist.Add(anOLP);
}
return(olplist);
}
/* public void reflect(Scientrace.Trace trace, Scientrace.Intersection intrs) {
*
* }*/
public bool attachedTo(Object3d object3d)
{
if ((this.GetType() == typeof(AttachedObject3dCollection)) || object3d.GetType() == typeof(AttachedObject3dCollection))
{
return(false);
}
AttachedObject3dCollection aoc = null;
Object3d tobject1 = this;
while (tobject1.parent != null)
{
if (typeof(AttachedObject3dCollection).IsAssignableFrom(tobject1.parent.GetType()))
{
//Console.WriteLine(tobject1.parent.GetType()+" is attacheble");
//if (tobject1.parent.GetType() == typeof(AttachedObject3dCollection)) {
aoc = (AttachedObject3dCollection)tobject1.parent;
//Console.WriteLine(tobject1.parent.GetType());
break;
}
else
{
tobject1 = tobject1.parent;
}
}
//end while
if (aoc == null)
{
return(false);
}
Object3d tobject2 = object3d;
while (tobject2.parent != null)
{
if (typeof(AttachedObject3dCollection).IsAssignableFrom(tobject2.parent.GetType()))
{
//if (tobject2.parent.GetType() == typeof(AttachedObject3dCollection)) {
//Console.WriteLine("********** ATTACHED OBJECTS "+this+" & "+object3d);
return(tobject2.parent == aoc);
}
else
{
tobject2 = tobject2.parent;
}
}
//end while
return(false);
}
/// <summary>
/// Initializes a new instance of the <see cref="Scientrace.DielectricSurfaceInteraction"/> class.
/// </summary>
/// <param name="incoming_trace">Incoming trace.</param>
/// <param name="interaction_loc">Interaction location.</param>
/// <param name="surface_normal">Surface normal.</param>
/// <param name="refindex_from">Refractive index for the current volume</param>
/// <param name="refindex_to">Refractive index on the other side of the surface</param>
/// <param name="static_absorption_fraction">If absorption at a surface occurs, this fraction is larger than 0.0. A black surface has full=1.0 absorption.</param>
public DielectricSurfaceInteraction(Trace aTrace, Location interaction_loc, UnitVector surface_normal,
double refindex_from, double refindex_to, Object3d object_to) {
// Store all starting conditions
this.trace_in = aTrace;
this.intensity_in = aTrace.intensity;
this.object_to = object_to;
this.n_i = refindex_from;
this.n_t = refindex_to;
this.dir_i = aTrace.traceline.direction;
// Make sure the surface normal is oriented in the right direction
this.surface_normal = surface_normal.orientedAgainst(this.dir_i).tryToUnitVector();
this.interaction_loc = interaction_loc;
// Define the "orthogonal to the plane - s" polarisation vector direction
// Replaced "safeNormalised" method commented out below
// At normal incidence, you want to retain the polarisation vectors of the trace for the best results
Scientrace.Vector out_of_plane_vec = this.surface_normal.crossProduct(this.dir_i);
if (out_of_plane_vec.length < 1E-9)
out_of_plane_vec = new Vector(this.trace_in.getPolarisationDir1());
this.dir_s = out_of_plane_vec.tryToUnitVector();
//this.dir_s = this.surface_normal.safeNormalisedCrossProduct(this.dir_i);
// Define the "in the plane - p" polarisation vector direction
this.dir_ip = this.dir_s.crossProduct(this.dir_i).tryToUnitVector();
this.in_projection = this.dir_i.projectOnPlaneWithNormal(this.surface_normal);
//First, calculate all properties concerning the incoming trace
this.applySnellius();
this.calcIncomingAmplitudes();
//Before doing anything else, ABSORP the static surface absorption.
this.subtractStaticAbsorption();
// If the trace has ended due to total absorption it ends here.
if (this.total_absorption) return;
//Now calculate all that other stuff.
this.calcResultingAmplitudes();
this.calcResultingIntensities();
if (Math.Abs(1 - (this.intc_rp + this.intc_tp)) > 1E-9)
throw new Exception("p-polarisation fractions don't add op to 1 (rp: "+this.intc_rp+" tp:"+this.intc_tp+")");
if (Math.Abs(1 - (this.intc_rs + this.intc_ts)) > 1E-9)
throw new Exception("s-polarisation fractions don't add op to 1 (rs: "+this.intc_rs+" ts:"+this.intc_ts+")");
this.calcResultingDirections();
//this.debugOutput();
} //end of constructor
public Intersection intersectsObject(Trace trace, Object3d o3dWithThisBorder)
{
PlaneBorder aBorder = this;
if (trace.traceline.direction.dotProduct(aBorder.getNormal()) == 0)
{
return(Intersection.notIntersect(o3dWithThisBorder)); //trace is parallel to plane, will not intersect.
}
Scientrace.Location intersectLoc = aBorder.intersectsAt(trace.traceline);
if (intersectLoc == null)
{
return(Intersection.notIntersect(o3dWithThisBorder)); //trace is parallel to plane, will not intersect.
}
return(new Intersection(true, o3dWithThisBorder, intersectLoc, new Scientrace.FlatShape2d(this.tPlane), null, this.contains(trace.traceline.startingpoint)));
}
public void addCommonObjectProperties(Scientrace.Object3d anObject, XElement xel)
{
XAttribute tag = xel.Attribute("Tag");
if (tag != null)
{
anObject.tag = tag.Value;
//Console.WriteLine("TAG SET: "+anObject.tag);
}
XAttribute priority = xel.Attribute("ParseOrder");
if (priority != null)
{
anObject.parseOrder = Convert.ToDouble(priority.Value);
//Console.WriteLine("ParseOrder adjusted: "+anObject.parseOrder);
}
}
public Object3dCollection getFirstNonVirtualParent()
{
Object3d tobject1 = this;
while (tobject1.parent != null)
{
if (tobject1.parent.virtualCollection == false)
{
//Console.WriteLine(this.tag+" returns "+tobject1.parent.tag);
return(tobject1.parent);
}
else
{
tobject1 = tobject1.parent;
}
}
throw new Exception("The top parent (environment) should always be non-virtual");
}
/*
* !!!!!!!!!!!!!!THIS METHOD IS DEPRECATED AS THE FORK METHOD SHOULD BE USED TO PREVENT INFINITE LOOPS!!!!!!!!!!!
* /// <summary>
* /// This constructor method clones the original trace parameters to a new trace instance but changes the traceline
* /// value to the newLine values.
* /// </summary>
* /// <param name="aTrace">
* /// A <see cref="Scientrace.Trace"/>
* /// </param>
* /// <param name="newLine">
* /// A <see cref="Scientrace.Line"/>
* /// </param>
* public Trace(Scientrace.Trace aTrace, Scientrace.Line newLine) {
* this.init(aTrace.wavelenght, aTrace.lightsource, newLine, aTrace.currentObject, aTrace.intensity, aTrace.original_intensity);
* }
*/
/* public Trace(double wlength, LightSource lsource, Scientrace.Line line, Scientrace.Object3d currentObject) {
* //default start-intensity of 1
* this.init(wlength, lsource, line, currentObject, 1);
* } */
public void init(double wlength, LightSource lsource, Scientrace.Line line, Scientrace.Object3d currentObject,
double intensity, double original_intensity)
{
this.intensity = intensity;
this.original_intensity = original_intensity;
if (original_intensity == 0)
{
throw new ArgumentOutOfRangeException("original_intensity", "wl: " + wlength.ToString() + ", currentobj:" +
currentObject.tag);
}
this.wavelenght = wlength;
this.interactionoffset = this.getMinDistinctionLength(); //CHANGED OFFSET FROM WL*100 TO WL TODO CHECK
this.traceline = line;
this.currentObject = currentObject;
this.lightsource = lsource;
if (lsource != null)
{
if (this.isEmpty())
{
throw new Exception("An invisible beam (I=" + this.intensity + ") has been constructed");
}
}
}
public Intersection intersectsObject(Trace trace, Object3d o3dWithThisBorder)
{
PlaneBorder aBorder = this;
if (trace.traceline.direction.dotProduct(aBorder.getNormal()) == 0)
return Intersection.notIntersect(o3dWithThisBorder); //trace is parallel to plane, will not intersect.
Scientrace.Location intersectLoc = aBorder.intersectsAt(trace.traceline);
if (intersectLoc == null)
return Intersection.notIntersect(o3dWithThisBorder); //trace is parallel to plane, will not intersect.
return new Intersection(true, o3dWithThisBorder, intersectLoc, new Scientrace.FlatShape2d(this.tPlane), null, this.contains(trace.traceline.startingpoint));
}
public Trace trace_in; // set at construction
#endregion Fields
#region Constructors
/// <summary>
/// Initializes a new instance of the <see cref="Scientrace.DielectricSurfaceInteraction"/> class.
/// </summary>
/// <param name="incoming_trace">Incoming trace.</param>
/// <param name="interaction_loc">Interaction location.</param>
/// <param name="surface_normal">Surface normal.</param>
/// <param name="refindex_from">Refractive index for the current volume</param>
/// <param name="refindex_to">Refractive index on the other side of the surface</param>
/// <param name="static_absorption_fraction">If absorption at a surface occurs, this fraction is larger than 0.0. A black surface has full=1.0 absorption.</param>
public DielectricSurfaceInteraction(Trace aTrace, Location interaction_loc, UnitVector surface_normal,
double refindex_from, double refindex_to, Object3d object_to)
{
// Store all starting conditions
this.trace_in = aTrace;
this.intensity_in = aTrace.intensity;
this.object_to = object_to;
this.n_i = refindex_from;
this.n_t = refindex_to;
this.dir_i = aTrace.traceline.direction;
// Make sure the surface normal is oriented in the right direction
this.surface_normal = surface_normal.orientedAgainst(this.dir_i).tryToUnitVector();
this.interaction_loc = interaction_loc;
// Define the "orthogonal to the plane - s" polarisation vector direction
// Replaced "safeNormalised" method commented out below
// At normal incidence, you want to retain the polarisation vectors of the trace for the best results
Scientrace.Vector out_of_plane_vec = this.surface_normal.crossProduct(this.dir_i);
if (out_of_plane_vec.length < 1E-9)
out_of_plane_vec = new Vector(this.trace_in.getPolarisationDir1());
this.dir_s = out_of_plane_vec.tryToUnitVector();
//this.dir_s = this.surface_normal.safeNormalisedCrossProduct(this.dir_i);
// Define the "in the plane - p" polarisation vector direction
this.dir_ip = this.dir_s.crossProduct(this.dir_i).tryToUnitVector();
this.in_projection = this.dir_i.projectOnPlaneWithNormal(this.surface_normal);
//First, calculate all properties concerning the incoming trace
this.applySnellius();
this.calcIncomingAmplitudes();
//Before doing anything else, ABSORP the static surface absorption.
this.subtractStaticAbsorption();
// If the trace has ended due to total absorption it ends here.
if (this.total_absorption) return;
//Now calculate all that other stuff.
this.calcResultingAmplitudes();
this.calcResultingIntensities();
if (Math.Abs(1 - (this.intc_rp + this.intc_tp)) > 1E-9)
throw new Exception("p-polarisation fractions don't add op to 1 (rp: "+this.intc_rp+" tp:"+this.intc_tp+")");
if (Math.Abs(1 - (this.intc_rs + this.intc_ts)) > 1E-9)
throw new Exception("s-polarisation fractions don't add op to 1 (rs: "+this.intc_rs+" ts:"+this.intc_ts+")");
this.calcResultingDirections();
//this.debugOutput();
}
public Intersection mergeToNewIntersectionWithinBorder(Intersection anotherIntersection, IBorder3d aBorder, Trace aTrace, Object3d intersectedObject3d)
{
//List<IntersectionPoint> allips = new List<IntersectionPoint>(new IntersectionPoint[]{this.enter, this.exit, anotherIntersection.enter, anotherIntersection.exit} );
List<IntersectionPoint> allips = new List<IntersectionPoint>();
allips.Add(this.enter);
allips.Add(this.exit);
allips.Add(anotherIntersection.enter);
allips.Add(anotherIntersection.exit);
List<IntersectionPoint> validips = new List<IntersectionPoint>();
foreach (IntersectionPoint ip in allips)
if ((ip != null) && (aBorder.contains(ip.loc)))
validips.Add(ip);
return new Intersection(aTrace, validips.ToArray(), intersectedObject3d);
}
public Intersection intersectsObject(Trace trace, Object3d o3dWithThisBorder)
{
Intersection retIntersection = this.intersects(trace);
retIntersection.object3d = o3dWithThisBorder;
return retIntersection;
}
public override Intersection intersects(Trace trace)
{
Scientrace.Intersection firstIntersection = new Scientrace.Intersection(false, null);
Scientrace.Intersection currentintersection = new Scientrace.Intersection(false, null);
double?firstdistance = null;
double currentdistance;
SortedList slobjects = new SortedList();
//Console.WriteLine(this.tag+" HAS "+this.objects.Count+ " o3ds");
//copying (by reference of course) all objects to a sortedlist.
foreach (Object3d iobject3d in this.objects)
{
//Console.WriteLine("POKING "+ iobject3d.tag);
slobjects.Add(iobject3d.parseOrder, iobject3d);
}
foreach (DictionaryEntry deObject3d in slobjects)
{
Object3d iObject = (Object3d)deObject3d.Value;
//validating currentintersection:
currentintersection = iObject.intersectsBefore(trace, currentintersection);
/*if (currentintersection==null) { continue; }
* if (currentintersection.enter==null) { continue; }
* if (currentintersection.exit==null) { continue; } */
//currentintersection = iObject.intersects(trace);
/*foreach (Object3d iobject3d in this.objects) {
* currentintersection = iobject3dl.intersects(trace);*/
REPARSE:
if (!currentintersection.intersects)
{
continue; //no intersection with this object? Try next object in collection (continue)
}
if ((currentintersection.enter.loc - trace.traceline.startingpoint).dotProduct(trace.traceline.direction) < 0)
{
//Console.WriteLine("Found object lies in the past! Skipping "+iObject.tag);
continue;
} // else {Console.WriteLine("not in the past, but :"+(currentintersection.enter.loc-trace.traceline.startingpoint).dotProduct(trace.traceline.direction));}
currentdistance = currentintersection.enter.loc.distanceTo(trace.traceline.startingpoint);
if (currentintersection.object3d == trace.currentObject)
{
/* If you're inside an object and the beam meets the same object,
* it should only have an "enterloc" which is where the beam "leaves" the object. */
if (currentintersection.exit != null) // .loc part after exit removed at 20131205
/* perhaps the intersection has found the object at the same starting point */
{
if (currentintersection.enter.loc.distanceTo(trace.traceline.startingpoint)
< trace.getMinDistinctionLength())
{
Console.WriteLine("New functionality: removing exit for " + currentintersection.object3d.tag);
currentintersection.removeExit();
goto REPARSE;
}
/* check this occuring warning out after internal reflections. Doesn't
* seem to cause any problems though. */
if (currentintersection.object3d != trace.currentObject) // because if they are the same it seems like internal reflection
{
Console.WriteLine("WARNING @" + this.tag + ": Collision (" + currentintersection.object3d.tag + ")" +
" with current object (" + trace.currentObject.tag + ")" +
" without leaving first \n-----\n" +
trace.ToCompactString() + "\nentering: " + currentintersection.enter.loc.trico() +
"\nexit:" + currentintersection.exit.loc.tricon() + "-----");
} //endif (currentintersection.object3d != trace.currentObject)
continue;
/* else: if no exit location is set, we must be leaving the current object at "enter" */
}
else // Leaving the current object should return to the parent collection (environment?).
{
currentintersection.leaving = true;
}
/* else: if the colliding object isn't the current object */
}
else
{
// analogue as above but inverted: you cannot leave an object you're not inside.
if (currentintersection.exit == null) // .loc part after exit removed at 20131205
//or can you?
//continue; NO LONGER ABORT PARSING HERE, BECAUSE:
//CONCLUSION:
//YES YOU CAN, think about an object within an object or a reflective layer
{
if (currentintersection.object3d.hasVolume)
{
//Console.WriteLine("Leaving object with volume("+currentintersection.object3d.tag+"), but don't refract");
continue;
}
}
}
if (!firstIntersection.intersects)
{
firstIntersection = currentintersection;
firstdistance = firstIntersection.enter.loc.distanceTo(trace.traceline.startingpoint);
continue;
}
/* below a firstInteraction is already set */
currentdistance = currentintersection.enter.loc.distanceTo(trace.traceline.startingpoint);
if (firstIntersection.leaving)
{
/* in order to make "attached objects" change into one another the
* colliding object has to be found instead of the "leaving" border. */
/* object which are seperated from each other with less than the lights wavelength
* will be treated as connected to each other. Not first leaving previous border */
if (currentdistance - firstdistance < trace.getMinDistinctionLength())
{
firstIntersection = currentintersection;
firstdistance = currentdistance;
continue;
}
continue;
}
/* if (firstdistance == null) {
* throw new NullReferenceException("firstdistance not set");
* } *///this shouldn't occur and doesn't, so not checking anymore
if (firstdistance > currentdistance)
{
firstdistance = currentdistance;
firstIntersection = currentintersection;
continue;
}
/* TODO for optimization purposes:
* find whether any "containing" object is intersected, find first and return an Intersection */
}
/*if (firstIntersection.leaving) {
* //Console.WriteLine("----------> leaving *** "+currentintersection.object3d);
* }*/
return(firstIntersection);
}
/* public void reflect(Scientrace.Trace trace, Scientrace.Intersection intrs) {
}*/
public bool attachedTo(Object3d object3d)
{
if ((this.GetType() == typeof(AttachedObject3dCollection)) || object3d.GetType() == typeof(AttachedObject3dCollection)) {
return false;
}
AttachedObject3dCollection aoc = null;
Object3d tobject1 = this;
while (tobject1.parent != null) {
if (typeof(AttachedObject3dCollection).IsAssignableFrom(tobject1.parent.GetType())) {
//Console.WriteLine(tobject1.parent.GetType()+" is attacheble");
//if (tobject1.parent.GetType() == typeof(AttachedObject3dCollection)) {
aoc = (AttachedObject3dCollection)tobject1.parent;
//Console.WriteLine(tobject1.parent.GetType());
break;
} else {
tobject1 = tobject1.parent;
}
}
//end while
if (aoc == null) {
return false;
}
Object3d tobject2 = object3d;
while (tobject2.parent != null) {
if (typeof(AttachedObject3dCollection).IsAssignableFrom(tobject2.parent.GetType())) {
//if (tobject2.parent.GetType() == typeof(AttachedObject3dCollection)) {
//Console.WriteLine("********** ATTACHED OBJECTS "+this+" & "+object3d);
return (tobject2.parent == aoc);
} else {
tobject2 = tobject2.parent;
}
}
//end while
return false;
}
//Methods
public void addObject3d(Object3d anObject3d)
{
//Console.WriteLine("ADDING OBJECT: "+anObject3d.tag);
this.objects.Add(anObject3d);
}
public double absorpByObject(Scientrace.Object3d anObject3d, Scientrace.UnitVector norm, Object3d previousObject)
{
double oldintensity = this.intensity;
double oldintensityfraction = this.intensityFraction();
//EXTENDED 20150706
double absorption_fraction = anObject3d.materialproperties.absorption(this, norm, previousObject.materialproperties);
double absorption = absorption_fraction * oldintensity;
double absorptionIntensityFraction = absorption_fraction * oldintensityfraction;
this.intensity = oldintensity - absorption;
if (absorption > MainClass.SIGNIFICANTLY_SMALL) //don't write a spot at ~0 absorption.
{
TraceJournal.Instance.recordSpot(new Scientrace.Spot(this.traceline.startingpoint,
anObject3d,
absorption, absorptionIntensityFraction,
this));
}
if (this.intensityFraction() <= this.lightsource.minimum_intensity_fraction)
{
//Console.WriteLine("INTENSITY TOO LOW"+anObject3d.ToString()+"/"+anObject3d.materialproperties.absorption(this));
this.perish(this.traceline.startingpoint);
}
return(absorption_fraction);
}
public double revenueForObject(Object3d object3d)
{
return this.objectRevenues[object3d];
}
public Intersection mergeToNewIntersectionWithinBorder(Intersection anotherIntersection, IBorder3d aBorder, Trace aTrace, Object3d intersectedObject3d)
{
//List<IntersectionPoint> allips = new List<IntersectionPoint>(new IntersectionPoint[]{this.enter, this.exit, anotherIntersection.enter, anotherIntersection.exit} );
List <IntersectionPoint> allips = new List <IntersectionPoint>();
allips.Add(this.enter);
allips.Add(this.exit);
allips.Add(anotherIntersection.enter);
allips.Add(anotherIntersection.exit);
List <IntersectionPoint> validips = new List <IntersectionPoint>();
foreach (IntersectionPoint ip in allips)
{
if ((ip != null) && (aBorder.contains(ip.loc)))
{
validips.Add(ip);
}
}
return(new Intersection(aTrace, validips.ToArray(), intersectedObject3d));
}
public double revenueForObject(Object3d object3d)
{
return(this.objectRevenues[object3d]);
}
public List<ObjectLinePiece> toOLP(List<LinePiece> aList, string colour, Object3d anO3D)
{
List<ObjectLinePiece> olplist = new List<ObjectLinePiece>();
foreach (LinePiece anLP in aList) {
ObjectLinePiece anOLP = new ObjectLinePiece();
anOLP.o3d = anO3D;
anOLP.lp = anLP;
anOLP.col = colour;
olplist.Add(anOLP);
}
return olplist;
}
//Methods
public void addObject3d(Object3d anObject3d)
{
//Console.WriteLine("ADDING OBJECT: "+anObject3d.tag);
this.objects.Add(anObject3d);
}