public ParallelRandomSquareLightSource(ShadowScientrace.ShadowLightSource shadowObject) : base(shadowObject)
{
int?random_seed = shadowObject.getNInt("random_seed");
Scientrace.Location location = shadowObject.getLocation("location"); //corner
Scientrace.UnitVector direction = shadowObject.getUnitVector("direction");
int ray_count = shadowObject.getInt("ray_count"); //linecount,
this.distance = shadowObject.getDouble("distance", 0); //distance,
//This line has been moved to the LightSource parent shadowconstructor
//Scientrace.LightSpectrum spectrum = (Scientrace.LightSpectrum)shadowObject.getObject("spectrum"); //spectrum
Scientrace.Vector width = shadowObject.getVector("width"); //urange,
Scientrace.Vector height = shadowObject.getVector("height"); //vrange,
Random randNum;
if (random_seed == null || random_seed == -1)
{
randNum = new Random();
}
else
{
randNum = new Random((int)random_seed);
}
for (int iline = 0; iline < ray_count; iline++)
{
Scientrace.Line line = new Scientrace.Line(location + (width * randNum.NextDouble() + (height * randNum.NextDouble())).toLocation(), direction);
// THIS IS BEING DONE BY THE PARENT LIGHTSOURCE CLASS ALREADY: line.startingpoint = line.startingpoint - (direction.toLocation()*distance);
Scientrace.Trace newtrace = new Scientrace.Trace(spectrum.wl(iline), this, line, env, spectrum.it(iline), spectrum.it(iline));
newtrace.traceid = "RS" + (random_seed == null?"r":random_seed.ToString()) + "-" + iline;
this.addTrace(newtrace);
} //end for
} //end void oldParamInit
public RandomCircleLightSource(ShadowScientrace.ShadowLightSource shadowObject) : base(shadowObject)
{
int?random_seed = shadowObject.getNInt("random_seed");
Scientrace.Location location = shadowObject.getLocation("location"); //corner
Scientrace.UnitVector direction = shadowObject.getUnitVector("direction");
Scientrace.UnitVector normal = shadowObject.getUnitVector("normal");
// if normal is not defined, use the beam direction as the surface normal.
if (normal == null)
{
normal = direction;
}
int ray_count = shadowObject.getInt("ray_count"); //linecount,
this.distance = shadowObject.getDouble("distance", 0); //distance,
//This line has been moved to the LightSource parent shadowconstructor
//Scientrace.LightSpectrum spectrum = (Scientrace.LightSpectrum)shadowObject.getObject("spectrum"); //spectrum
double radius = shadowObject.getDouble("radius"); //urange,
Random randNum;
if (random_seed == null || random_seed == -1)
{
randNum = new Random();
}
else
{
randNum = new Random((int)random_seed);
}
Scientrace.Plane plane = Scientrace.Plane.newPlaneOrthogonalTo(location, normal);
Scientrace.UnitVector urange, vrange;
double r1, r2;
urange = plane.u.toUnitVector();
vrange = plane.v.toUnitVector();
Scientrace.Line line;
for (int iline = 0; iline < ray_count; iline++)
{
r1 = 1 - randNum.NextDouble() * 2;
r2 = 1 - randNum.NextDouble() * 2;
if (Math.Pow(r1, 2) + Math.Pow(r2, 2) < 1)
{
line = new Scientrace.Line(location + ((urange * r1 * radius) + (vrange * r2 * radius)).toLocation(), direction);
// THIS IS BEING DONE BY THE PARENT LIGHTSOURCE CLASS ALREADY: line.startingpoint = line.startingpoint - (direction.toLocation()*distance);
}
else
{
iline--;
continue;
}
double wavelength = spectrum.wl(iline);
double intensity = spectrum.it(iline);
Scientrace.Trace newtrace = new Scientrace.Trace(wavelength, this, line, env, intensity, intensity);
newtrace.traceid = "RS" + (random_seed == null?"r":random_seed.ToString()) + "-" + iline;
this.addTrace(newtrace);
}
}
