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 }
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); } }