/// <summary>
/// Writes a Pac1 file. [Useable by scripts and interface components alike.]
/// </summary>
/// <param name="Direct_Data">Array of Completed Direct Sound Simulations Required</param>
/// <param name="IS_Data">Array of Completed Image Source Simulations. Enter null if opted out.</param>
/// <param name="Receiver">Array of Completed Ray-Tracing Simulation Receivers. Enter null if opted out.</param>
public static void Write_Pac1(Direct_Sound[] Direct_Data, ImageSourceData[] IS_Data = null, Environment.Receiver_Bank[] Receiver = null)
{
System.Windows.Forms.SaveFileDialog sf = new System.Windows.Forms.SaveFileDialog();
sf.DefaultExt = ".pac1";
sf.AddExtension = true;
sf.Filter = "Pachyderm Ray Data file (*.pac1)|*.pac1|" + "All Files|";
if (sf.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
Write_Pac1(sf.FileName, Direct_Data, IS_Data, Receiver);
}
}
public void GetSims(ref Direct_Sound[] D, ref ImageSourceData[] IS, ref Receiver_Bank[] RT)
{
if (Direct_Data != null) D = Direct_Data;
if (IS_Data != null) IS = IS_Data;
if (Receiver != null) RT = Receiver;
}
/// <summary>
/// Approximation of the 5 second order ambisonics channels. (Fig8 3Axis and omni are the first four).
/// </summary>
/// <param name="Direct"></param>
/// <param name="ISData"></param>
/// <param name="RTData"></param>
/// <param name="CO_Time"></param>
/// <param name="Sampling_Frequency"></param>
/// <param name="Rec_ID"></param>
/// <param name="Start_at_Zero"></param>
/// <param name="xpos_alt"></param>
/// <param name="xpos_azi"></param>
/// <param name="degrees"></param>
/// <returns></returns>
public static double[][] PTCurve_Ambisonics2(Direct_Sound Direct, ImageSourceData ISData, Receiver_Bank RTData, double CO_Time_ms, int Sampling_Frequency, int Rec_ID, bool Start_at_Zero, double xpos_alt, double xpos_azi, bool degrees)
{
double[][] Histogram = new double[5][];
if (RTData != null)
{
double[][] hist_temp = RTData.Pressure_3Axis(Rec_ID);
Histogram[0] = new double[hist_temp[0].Length];
Histogram[1] = new double[hist_temp[0].Length];
Histogram[2] = new double[hist_temp[0].Length];
Histogram[3] = new double[hist_temp[0].Length];
Histogram[4] = new double[hist_temp[0].Length];
for (int i = 0; i < hist_temp[0].Length; i++)
{
Hare.Geometry.Vector Vpos = PachTools.Rotate_Vector(PachTools.Rotate_Vector(new Hare.Geometry.Vector(hist_temp[0][i], hist_temp[2][i], hist_temp[4][i]), xpos_azi, 0, true), 0, xpos_alt, true);
Hare.Geometry.Vector Vneg = PachTools.Rotate_Vector(PachTools.Rotate_Vector(new Hare.Geometry.Vector(-hist_temp[1][i], -hist_temp[3][i], -hist_temp[5][i]), xpos_azi, 0, true), 0, xpos_alt, true);
double magpos = Math.Sqrt(Vpos.x * Vpos.x + Vpos.y * Vpos.y + Vpos.z * Vpos.z);
double magneg = Math.Sqrt(Vneg.x * Vneg.x + Vneg.y * Vneg.y + Vneg.z * Vneg.z);
double phipos = Math.Asin(Vpos.z / magpos);
double phineg = Math.Asin(Vneg.z / magneg);
double thetapos = Math.Asin(Vpos.y / magpos / Math.Cos(phipos));
double thetaneg = Math.Asin(Vneg.y / magneg / Math.Cos(phineg));
double rt3_2 = Math.Sqrt(3) / 2;
double sin2phpos = Math.Sin(2 * phipos);
double sin2phneg = Math.Sin(2 * phineg);
double cossqphpos = Math.Cos(phipos) * Math.Cos(phipos);
double cossqphneg = Math.Cos(phineg) * Math.Cos(phineg);
Histogram[0][i] = magpos * (3 * (Math.Sin(phipos) * Math.Sin(phipos) - 1) / 2 + magneg * 3 * Math.Sin(phineg) * Math.Sin(phineg) - 1) / 2;
Histogram[1][i] = rt3_2 * (Math.Cos(thetapos) * sin2phpos * magpos + Math.Cos(thetaneg) * sin2phneg * magneg);
Histogram[2][i] = rt3_2 * (Math.Sin(thetapos) * sin2phpos * magpos + Math.Sin(thetaneg) * sin2phneg * magneg);
Histogram[3][i] = rt3_2 * (Math.Cos(2 * thetapos) * cossqphpos * magpos + Math.Cos(2 * thetaneg) * cossqphneg * magneg);
Histogram[4][i] = rt3_2 * (Math.Sin(2 * thetapos) * cossqphpos * magpos + Math.Sin(2 * thetaneg) * cossqphneg * magneg);
}
}
else
{
Histogram[0] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096];
Histogram[1] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096];
Histogram[2] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096];
Histogram[4] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096];
Histogram[5] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096];
}
if (Direct != null && Direct.IsOccluded(Rec_ID))
{
int D_Start = 0;
if (!Start_at_Zero) D_Start = (int)Math.Ceiling(Direct.Time(Rec_ID) * Sampling_Frequency);
double[][] V = Direct.Dir_Pressure(Rec_ID, xpos_alt, xpos_azi, degrees, true);
for (int i = 0; i < V.Length; i++)
{
double mag = Math.Sqrt(V[i][0] * V[i][0] + V[i][1] * V[i][1] + V[i][2] * V[i][2]);
double phi = Math.Asin(V[i][2] / mag);
double theta = Math.Asin(V[i][1] / mag / Math.Cos(phi));
double rt3_2 = Math.Sqrt(3) / 2;
double sin2phi = Math.Sin(2 * phi);
double cossqphi = Math.Cos(phi) * Math.Cos(phi);
Histogram[0][i + D_Start] += mag * 3 * (Math.Sin(phi) * Math.Sin(phi) - 1) / 2;
Histogram[1][i + D_Start] += rt3_2 * Math.Cos(theta) * sin2phi * mag;
Histogram[2][i + D_Start] += rt3_2 * Math.Sin(theta) * sin2phi * mag;
Histogram[3][i + D_Start] += rt3_2 * Math.Cos(2 * theta) * cossqphi * mag;
Histogram[4][i + D_Start] += rt3_2 * Math.Sin(2 * theta) * cossqphi * mag;
}
}
if (ISData != null)
{
foreach (Deterministic_Reflection value in ISData.Paths[Rec_ID])
{
if (Math.Ceiling(Sampling_Frequency * value.TravelTime) < Histogram[0].Length - 1)
{
int R_Start = (int)Math.Ceiling(Sampling_Frequency * value.TravelTime);
double[][] V = value.Dir_Pressure(Rec_ID, xpos_alt, xpos_azi, degrees, Sampling_Frequency);
Hare.Geometry.Vector dir = value.Path[0][value.Path[0].Length - 1] - value.Path[0][value.Path[0].Length - 2];
dir.Normalize();
for (int i = 0; i < V.Length; i++)
{
double mag = Math.Sqrt(V[i][0] * V[i][0] + V[i][1] * V[i][1] + V[i][2] * V[i][2]);
double phi = Math.Asin(V[i][2] / mag);
double theta = Math.Asin(V[i][1] / mag / Math.Cos(phi));
double rt3_2 = Math.Sqrt(3) / 2;
double sin2phi = Math.Sin(2 * phi);
double cossqphi = Math.Cos(phi) * Math.Cos(phi);
Histogram[0][i + R_Start] += mag * 3 * (Math.Sin(phi) * Math.Sin(phi) - 1) / 2;
Histogram[1][i + R_Start] += rt3_2 * Math.Cos(theta) * sin2phi * mag;
Histogram[2][i + R_Start] += rt3_2 * Math.Sin(theta) * sin2phi * mag;
Histogram[3][i + R_Start] += rt3_2 * Math.Cos(2 * theta) * cossqphi * mag;
Histogram[4][i + R_Start] += rt3_2 * Math.Sin(2 * theta) * cossqphi * mag;
}
}
}
}
return Histogram;
}
public static double[][] PTCurve_Ambisonics3(IEnumerable<Direct_Sound> Direct, IEnumerable<ImageSourceData> ISData, IEnumerable<Environment.Receiver_Bank> RTData, double CO_Time_ms, int Sampling_Frequency, int Rec_ID, List<int> SrcIDs, bool StartAtZero, double alt, double azi, bool degrees)
{
double[][] Histogram = new double[7][];
if (Direct == null) Direct = new Direct_Sound[SrcIDs[SrcIDs.Count - 1] + 1];
if (ISData == null) ISData = new ImageSourceData[SrcIDs[SrcIDs.Count - 1] + 1];
if (RTData == null) RTData = new Environment.Receiver_Bank[SrcIDs[SrcIDs.Count - 1] + 1];
double maxdelay = 0;
List<double> delays = new List<double>();
if (Direct.ElementAt<Direct_Sound>(0) != null)
{
foreach (Direct_Sound d in Direct)
{
delays.Add(d.Delay_ms);
maxdelay = Math.Max(maxdelay, d.Delay_ms);
}
}
else if (RTData.ElementAt<Receiver_Bank>(0) != null)
{
foreach (Receiver_Bank r in RTData)
{
delays.Add(r.delay_ms);
maxdelay = Math.Max(maxdelay, r.delay_ms);
}
}
maxdelay *= Sampling_Frequency / 1000;
Histogram[0] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096 + (int)Math.Ceiling(maxdelay)];
Histogram[1] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096 + (int)Math.Ceiling(maxdelay)];
Histogram[2] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096 + (int)Math.Ceiling(maxdelay)];
Histogram[3] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096 + (int)Math.Ceiling(maxdelay)];
Histogram[4] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096 + (int)Math.Ceiling(maxdelay)];
Histogram[5] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096 + (int)Math.Ceiling(maxdelay)];
Histogram[6] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096 + (int)Math.Ceiling(maxdelay)];
foreach (int s in SrcIDs)
{
double[][] IR = PTCurve_Ambisonics3(Direct.ElementAt<Direct_Sound>(s), ISData.ElementAt<ImageSourceData>(s), RTData.ElementAt<Receiver_Bank>(s), CO_Time_ms, Sampling_Frequency, Rec_ID, StartAtZero, alt, azi, degrees);
for (int d = 0; d < IR.Length; d++)
{
for (int i = 0; i < IR[0].Length; i++)
{
Histogram[d][i + (int)Math.Ceiling(delays[s] / 1000 * Sampling_Frequency)] += IR[d][i];
}
}
}
return Histogram;
}
/// <summary>
/// Writes a Pac1 file. [Useable by scripts and interface components alike.]
/// </summary>
/// <param name="filename">The location of the final saved file...</param>
/// <param name="Direct_Data">Array of Completed Direct Sound Simulations Required</param>
/// <param name="IS_Data">Array of Completed Image Source Simulations. Enter null if opted out.</param>
/// <param name="Receiver">Array of Completed Ray-Tracing Simulation Receivers. Enter null if opted out.</param>
public static void Write_Pac1(string filename, ref Direct_Sound[] Direct_Data, ref ImageSourceData[] IS_Data, ref Environment.Receiver_Bank[] Receiver)
{
if (Direct_Data == null && IS_Data == null && IS_Data == null && Receiver != null)
{
System.Windows.Forms.MessageBox.Show("There is no simulated data to save.");
return;
}
Pachyderm_Acoustic.UI.PachydermAc_PlugIn plugin = Pachyderm_Acoustic.UI.PachydermAc_PlugIn.Instance;
//use StreamWriter to write to csv files
System.IO.StreamWriter sw = System.IO.File.CreateText(filename);
//1. Date & Time
sw.WriteLine("Current Date and Time");
sw.WriteLine(System.DateTime.Now.ToString());
//2. Plugin Version... if less than 1.1, assume only 1 source.
sw.WriteLine("Plugin Version");
sw.WriteLine(plugin.Version);
//3. Cut off Time (seconds) and SampleRate
sw.WriteLine("Cut off Time");
sw.WriteLine((double)Receiver[0].CO_Time);//CO_TIME.Value);
sw.WriteLine("Sample Rate");
sw.WriteLine(Receiver[0].SampleRate);
//4.0 Source Count(int)
Rhino.Geometry.Point3d[] SRC;
plugin.SourceOrigin(out SRC);
sw.WriteLine("Source Count");
sw.WriteLine(SRC.Length);
//4 Source Location x,y,z (double)
sw.WriteLine("Source Location : x y z");
for (int i = 0; i < SRC.Length; i++)
sw.WriteLine(Helper_Functions.ConvertToCSVString(SRC[i].X, SRC[i].Y, SRC[i].Z));
//5. No of Receivers
sw.WriteLine("Number of Receivers");
sw.WriteLine(Receiver[0].Rec_List.Length);
//6. Write the coordinates of each receiver point
//6b. Write the environmental characteristics at each receiver point (Rho * C); V2.0 only...
for (int q = 0; q < Receiver[0].Rec_List.Length; q++)
{
string origin_and_rhoC = Helper_Functions.ConvertToCSVString(
Receiver[0].Rec_List[q].H_Origin.x,
Receiver[0].Rec_List[q].H_Origin.y,
Receiver[0].Rec_List[q].H_Origin.z,
Receiver[0].Rec_List[q].Rho_C);
sw.WriteLine(origin_and_rhoC);
}
for (int s = 0; s < SRC.Length; s++)
{
if (Direct_Data != null)
{
//7. Write Direct Sound Data
Direct_Data[s].Write_Data(ref sw);
}
if (IS_Data[0] != null)
{
//8. Write Image Source Sound Data
IS_Data[s].Write_Data(ref sw);
}
if (Receiver != null)
{
//9. Write Ray Traced Sound Data
Receiver[s].Write_Data(ref sw);
}
}
sw.Write("End");
sw.Close();
}
/// <summary>
/// Writes a Pac1 file. [Useable by scripts and interface components alike.]
/// </summary>
/// <param name="filename">The location of the final saved file...</param>
/// <param name="Direct_Data">Array of Completed Direct Sound Simulations Required</param>
/// <param name="IS_Data">Array of Completed Image Source Simulations. Enter null if opted out.</param>
/// <param name="Receiver">Array of Completed Ray-Tracing Simulation Receivers. Enter null if opted out.</param>
public static void Write_Pac1(string filename, Direct_Sound[] Direct_Data, ImageSourceData[] IS_Data = null, Environment.Receiver_Bank[] Receiver = null)
{
if (Direct_Data == null && IS_Data == null && IS_Data == null && Receiver != null)
{
System.Windows.Forms.MessageBox.Show("There is no simulated data to save.");
return;
}
Pachyderm_Acoustic.UI.PachydermAc_PlugIn plugin = Pachyderm_Acoustic.UI.PachydermAc_PlugIn.Instance;
System.IO.FileStream file = System.IO.File.Open(filename, System.IO.FileMode.Create);
if (file.CanWrite)
{
System.IO.BinaryWriter sw = new System.IO.BinaryWriter(file);
//1. Date & Time
sw.Write(System.DateTime.Now.ToString());
//2. Plugin Version... if less than 1.1, assume only 1 source.
sw.Write(plugin.Version);
//3. Cut off Time (seconds) and SampleRate
sw.Write((double)Receiver[0].CO_Time);//CO_TIME.Value);
sw.Write(Receiver[0].SampleRate);
//4.0 Source Count(int)
Rhino.Geometry.Point3d[] SRC;
plugin.SourceOrigin(out SRC);
sw.Write(SRC.Length);
for (int i = 0; i < SRC.Length; i++)
{
//4.1 Source Location x (double)
sw.Write(SRC[i].X);
//4.2 Source Location y (double)
sw.Write(SRC[i].Y);
//4.3 Source Location z (double)
sw.Write(SRC[i].Z);
}
//5. No of Receivers
sw.Write(Receiver[0].Rec_List.Length);
//6. Write the coordinates of each receiver point
//6b. Write the environmental characteristics at each receiver point (Rho * C); V2.0 only...
for (int q = 0; q < Receiver[0].Rec_List.Length; q++)
{
sw.Write(Receiver[0].Rec_List[q].H_Origin.x);
sw.Write(Receiver[0].Rec_List[q].H_Origin.y);
sw.Write(Receiver[0].Rec_List[q].H_Origin.z);
sw.Write(Receiver[0].Rec_List[q].Rho_C);
}
for (int s = 0; s < SRC.Length; s++)
{
if (Direct_Data != null)
{
//7. Write Direct Sound Data
Direct_Data[s].Write_Data(ref sw);
}
if (IS_Data[0] != null)
{
//8. Write Image Source Sound Data
IS_Data[s].Write_Data(ref sw);
}
if (Receiver != null)
{
//9. Write Ray Traced Sound Data
Receiver[s].Write_Data(ref sw);
}
}
sw.Write("End");
sw.Close();
}
else
{
System.Windows.Forms.MessageBox.Show("Cannot write to file. It may be open in another application.");
return;
}
}
public static bool Read_Pac1(string filename, ref Direct_Sound[] Direct_Data, ref ImageSourceData[] IS_Data, ref Environment.Receiver_Bank[] Receiver)
{
System.IO.BinaryReader sr = new System.IO.BinaryReader(System.IO.File.Open(filename, System.IO.FileMode.Open));
try
{
//1. Date & Time
string Savedate = sr.ReadString();
//2. Plugin Version
string Pach_version = sr.ReadString();
//3. Cut off Time and SampleRate
double CO_TIME = sr.ReadDouble();
int SampleRate = sr.ReadInt32();
//4. Source Count
int SrcCt = 1;
if (double.Parse(Pach_version.Substring(0, 3)) >= 1.1) SrcCt = sr.ReadInt32();
//4.1 Source Location x
//4.2 Source Location y
//4.3 Source Location z
Hare.Geometry.Point[] SrcPt = new Hare.Geometry.Point[SrcCt];
for (int s = 0; s < SrcCt; s++) SrcPt[s] = new Hare.Geometry.Point(sr.ReadDouble(), sr.ReadDouble(), sr.ReadDouble());
//5. No of Receivers
int Rec_Ct = sr.ReadInt32();
//6. Write the coordinates of each receiver point
//6b. Write the environmental characteristics at each receiver point (Rho * C); V2.0 only...
Hare.Geometry.Point[] Recs = new Hare.Geometry.Point[Rec_Ct];
double[] Rho_C = new double[Rec_Ct];
for (int q = 0; q < Rec_Ct; q++)
{
Recs[q] = new Hare.Geometry.Point(sr.ReadDouble(), sr.ReadDouble(), sr.ReadDouble());
if (double.Parse(Pach_version.Substring(0, 3)) >= 2.0) Rho_C[q] = sr.ReadDouble();
else Rho_C[q] = 400;
}
Direct_Data = new Direct_Sound[SrcCt];
IS_Data = new ImageSourceData[SrcCt];
Receiver = new Environment.Receiver_Bank[SrcCt];
int DDCT = 0;
int ISCT = 0;
int RTCT = 0;
do
{
string readin = sr.ReadString();
switch (readin)
{
case "Direct_Sound":
case "Direct_Sound w sourcedata":
//9. Read Direct Sound Data
Direct_Data[DDCT] = Direct_Sound.Read_Data(ref sr, Recs, SrcPt[DDCT], Rho_C, Pach_version);
Direct_Data[DDCT].CO_Time = CO_TIME;
Direct_Data[DDCT].SampleFreq = (int)SampleRate;
DDCT++;
break;
case "Image-Source_Data":
//10. Read Image Source Sound Data
IS_Data[ISCT] = ImageSourceData.Read_Data(ref sr, Recs.Length, Direct_Data[DDCT - 1], false, ISCT, Pach_version);
ISCT++;
break;
case "Ray-Traced_Data":
//11. Read Ray Traced Sound Data
Receiver[RTCT] = Environment.Receiver_Bank.Read_Data(ref sr, Rec_Ct, Recs, Rho_C, Direct_Data[RTCT].Delay_ms, ref SampleRate, Pach_version);
RTCT++;
break;
case "End":
sr.Close();
return true;
}
} while (true);
}
catch (System.Exception X)
{
sr.Close();
System.Windows.Forms.MessageBox.Show("File Read Failed...", String.Format("Results file was corrupt or incomplete. We apologize for this inconvenience. Please report this to the software author. It will be much appreciated. \r\n Exception Message: {0}. \r\n Method: {1}" , X.Message, X.TargetSite));
return false;
}
}
/// <summary>
/// Takes ETC, and extrapolates a pressure domain impulse response.
/// </summary>
/// <param name="DirectIn"></param>
/// <param name="SpecularIn"></param>
/// <param name="DiffuseIn"></param>
/// <param name="CutOffTime"></param>
/// <param name="sample_frequency_out">The desired sample frequency.</param>
/// <param name="Rec_ID">The index of the receiver.</param>
/// <returns></returns>
public static double[] Expand_Dir_Response(Direct_Sound[] DirectIn, ImageSourceData[] SpecularIn, Environment.Receiver_Bank[] DiffuseIn, double CutOffTime, int sample_frequency_out, int Rec_ID, List<int> SrcID, double alt, double azi, bool degrees)
{
Random Rnd = new Random();
int length = (int)Math.Pow(2, 11);
int sample_frequency_in = DiffuseIn[0].SampleRate;
//fftwlib.fftw. FFT = new MathNet.Numerics.IntegralTransforms.Algorithms.DiscreteFourierTransform();
double[] IR = new double[(int)Math.Floor(sample_frequency_out * CutOffTime) + 2 * (int)length];
double[][] Octave_ETC = new double[8][];
double BW = (double)sample_frequency_out / (double)sample_frequency_in;
//Convert to Pressure & Interpolate full resolution IR
for (int oct = 0; oct < 8; oct++)
{
Octave_ETC[oct] = AcousticalMath.ETCurve_Directional(DirectIn, SpecularIn, DiffuseIn, CutOffTime, sample_frequency_in, oct, Rec_ID, SrcID, false, alt, azi, degrees);
}
return ETCToPTC(Octave_ETC, CutOffTime, sample_frequency_in, sample_frequency_out, DirectIn[0].Rho_C[Rec_ID]);
}
public static double[] PTCurve(Direct_Sound Direct, ImageSourceData ISData, Environment.Receiver_Bank RTData, double CO_Time_ms, int samplerate, int Octave, int Rec_ID, bool StartAtZero, Numerics.ComplexComponent Output_Type)
{
Direct_Sound[] ArrDirect = new Direct_Sound[1];
ArrDirect[0] = Direct;
ImageSourceData[] ArrIS = new ImageSourceData[1];
ArrIS[0] = ISData;
Environment.Receiver_Bank[] ArrRT = new Environment.Receiver_Bank[1];
ArrRT[0] = RTData;
double[] P;
PTCurve(ArrDirect, ArrIS, ArrRT, CO_Time_ms*0.001, samplerate, Rec_ID, 0, StartAtZero, out P);
double[] Pressure = new double[P.Length];
for (int i = 0; i < Pressure.Length; i++) Pressure[i] = P[i];
return Pressure;
}
public static double[] ETCurve(Direct_Sound Direct, ImageSourceData ISData, Environment.Receiver_Bank RTData, double CO_Time_ms, int samplerate, int Octave, int Rec_ID, bool StartAtZero)
{
Direct_Sound[] ArrDirect = new Direct_Sound[1];
ArrDirect[0] = Direct;
ImageSourceData[] ArrIS = new ImageSourceData[1];
ArrIS[0] = ISData;
Receiver_Bank[] ArrRT = new Environment.Receiver_Bank[1];
ArrRT[0] = RTData;
return ETCurve(ArrDirect, ArrIS, ArrRT, CO_Time_ms, samplerate, Octave, Rec_ID, 0, StartAtZero);
}
public static double[] PTCurve(Direct_Sound[] Direct, ImageSourceData[] ISData, Environment.Receiver_Bank[] RTData, double CO_Time_ms, int Sampling_Frequency, int Rec_ID, List<int> SrcIDs, bool StartAtZero)
{
if (Direct == null) Direct = new Direct_Sound[SrcIDs[SrcIDs.Count - 1] + 1];
if (ISData == null) ISData = new ImageSourceData[SrcIDs[SrcIDs.Count - 1] + 1];
if (RTData == null) RTData = new Environment.Receiver_Bank[SrcIDs[SrcIDs.Count - 1] + 1];
double maxdelay = 0;
List<double> delays = new List<double>();
if (Direct.ElementAt<Direct_Sound>(0) != null)
{
foreach (Direct_Sound d in Direct)
{
delays.Add(d.Delay_ms);
maxdelay = Math.Max(maxdelay, d.Delay_ms);
}
}
else if (RTData.ElementAt<Receiver_Bank>(0) != null)
{
foreach (Receiver_Bank r in RTData)
{
delays.Add(r.delay_ms);
maxdelay = Math.Max(maxdelay, r.delay_ms);
}
}
maxdelay *= Sampling_Frequency / 1000;
double[] Histogram = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096*2 + (int)Math.Ceiling(maxdelay)];
foreach (int s in SrcIDs)
{
double[] P;
PTCurve(Direct, ISData, RTData, CO_Time_ms, Sampling_Frequency, Rec_ID, s, StartAtZero, out P);
for (int i = 0; i < P.Length; i++)
{
Histogram[i + (int)Math.Ceiling(delays[s] /1000 * Sampling_Frequency)] += P[i];
}
}
return Histogram;
}
public static double[] SPLTCurve_Pressure(Direct_Sound[] Direct, ImageSourceData[] ISData, Environment.Receiver_Bank[] RTData, double CO_Time, int samplerate, int Octave, int Rec_ID, int SrcID, bool Start_at_Zero)
{
double[] P;//, Imag;
PTCurve(Direct, ISData, RTData, CO_Time, samplerate, Rec_ID, SrcID, Start_at_Zero, out P);//, out Imag);
float[] Pressure = new float[P.Length];
double[] SPL = new double[Pressure.Length];
for (int i = 0; i < Pressure.Length; i++)
{
SPL[i] = SPL_Pressure(Pressure[i]);
}
return SPL;
}
/// <summary>
/// Calculates SPL-time curve from simulation output.
/// </summary>
/// <param name="Direct"></param>
/// <param name="ISData"></param>
/// <param name="RTData"></param>
/// <param name="CO_Time"></param>
/// <param name="samplerate"></param>
/// <param name="Octave">the chosen octave band.</param>
/// <param name="Rec_ID">the id of the selected receiver.</param>
/// <returns></returns>
public static double[] SPLTCurve_Intensity(Direct_Sound[] Direct, ImageSourceData[] ISData, Environment.Receiver_Bank[] RTData, double CO_Time, int samplerate, int Octave, int Rec_ID, int SrcID, bool Start_at_Zero)
{
double[] Energy = ETCurve(Direct, ISData, RTData, CO_Time, samplerate, Octave, Rec_ID, SrcID, Start_at_Zero);
double[] SPL = new double[Energy.Length];
for (int i = 0; i < Energy.Length; i++)
{
SPL[i] = SPL_Intensity(Energy[i]);
}
return SPL;
}
public static double[] PTCurve_Directional(Direct_Sound Direct, ImageSourceData ISData, Receiver_Bank RTData, double CO_Time_ms, int Sampling_Frequency, int Octave, int Rec_ID, bool Start_at_Zero, double alt, double azi, bool degrees)
{
double[] Histogram;
if (RTData != null)
{
int[] ids = new int[3];
ids[0] = (azi > 90 && azi < 270) ? 1 : 0;
ids[0] = (azi <= 180) ? 3 : 4;
ids[0] = (alt > 0) ? 4 : 5;
double[][] hist_temp = RTData.Pressure_3Axis(Rec_ID);
Histogram = new double[hist_temp[0].Length];
for (int i = 0; i < hist_temp[0].Length; i++)
{
Hare.Geometry.Vector V = PachTools.Rotate_Vector(PachTools.Rotate_Vector(new Hare.Geometry.Vector(hist_temp[ids[0]][i], hist_temp[ids[1]][i], hist_temp[ids[2]][i]), azi, 0, true), 0, alt, true);
Histogram[i] = V.x;
}
}
else
{
Histogram = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096];
}
if (Direct != null && Direct.IsOccluded(Rec_ID))
{
int D_Start = 0;
if (!Start_at_Zero) D_Start = (int)Math.Ceiling(Direct.Time(Rec_ID) * Sampling_Frequency);
double[][] V = Direct.Dir_Pressure(Rec_ID, alt, azi, degrees, false);
for (int i = 0; i < V.Length; i++)
{
Histogram[D_Start + i] += V[i][0];
}
}
if (ISData != null)
{
foreach (Deterministic_Reflection value in ISData.Paths[Rec_ID])
{
if (Math.Ceiling(Sampling_Frequency * value.TravelTime) < Histogram.Length - 1)
{
int R_Start = (int)Math.Ceiling(Sampling_Frequency * value.TravelTime);
double[] V = value.Dir_Pressure(Rec_ID, alt, azi, degrees, false, Sampling_Frequency);
for (int i = 0; i < value.Pressure.Length; i++)
{
Histogram[R_Start + i] += V[i];
}
}
}
}
return Histogram;
}
public static double[][] PTCurve_Fig8_3Axis(Direct_Sound Direct, ImageSourceData ISData, Receiver_Bank RTData, double CO_Time_ms, int Sampling_Frequency, int Rec_ID, bool Start_at_Zero, double xpos_alt, double xpos_azi, bool degrees)
{
double[][] Histogram = new double[3][];
if (RTData != null)
{
double[][] hist_temp = RTData.Pressure_3Axis(Rec_ID);
Histogram[0] = new double[hist_temp[0].Length];
Histogram[1] = new double[hist_temp[0].Length];
Histogram[2] = new double[hist_temp[0].Length];
for (int i = 0; i < hist_temp[0].Length; i++)
{
Hare.Geometry.Vector V = PachTools.Rotate_Vector(PachTools.Rotate_Vector(new Hare.Geometry.Vector(hist_temp[0][i] - hist_temp[1][i], hist_temp[2][i] - hist_temp[3][i], hist_temp[4][i] - hist_temp[5][i]), xpos_azi, 0, true), 0, xpos_alt, true);
Histogram[0][i] = V.x;
Histogram[1][i] = V.y;
Histogram[2][i] = V.z;
}
}
else
{
Histogram[0] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096];
Histogram[1] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096];
Histogram[2] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency) + 4096];
}
if (Direct != null && Direct.IsOccluded(Rec_ID))
{
int D_Start = 0;
if (!Start_at_Zero) D_Start = (int)Math.Ceiling(Direct.Time(Rec_ID) * Sampling_Frequency);
double[][] V = Direct.Dir_Pressure(Rec_ID, xpos_alt, xpos_azi, degrees, true);
for (int i = 0; i < V.Length; i++)
{
Histogram[0][D_Start + i] += V[i][0];
Histogram[1][D_Start + i] += V[i][1];
Histogram[2][D_Start + i] += V[i][2];
}
}
if (ISData != null)
{
foreach (Deterministic_Reflection value in ISData.Paths[Rec_ID])
{
if (Math.Ceiling(Sampling_Frequency * value.TravelTime) < Histogram[0].Length - 1)
{
int R_Start = (int)Math.Ceiling(Sampling_Frequency * value.TravelTime);
double[][] V = value.Dir_Pressure(Rec_ID, xpos_alt, xpos_azi, degrees, Sampling_Frequency);
Hare.Geometry.Vector dir = value.Path[0][value.Path[0].Length - 1] - value.Path[0][value.Path[0].Length - 2];
dir.Normalize();
for (int i = 0; i < value.Pressure.Length; i++)
{
Histogram[0][R_Start + i] += V[i][0];
Histogram[1][R_Start + i] += V[i][1];
Histogram[2][R_Start + i] += V[i][2];
}
}
}
}
return Histogram;
}
public void GetSims(ref Hare.Geometry.Point[] Src, ref Hare.Geometry.Point[] Rec, ref Direct_Sound[] D, ref ImageSourceData[] IS, ref Receiver_Bank[] RT)
{
Src = new Hare.Geometry.Point[Source.Length];
for (int i = 0; i < Source.Length; i++) Src[i] = Source[i].H_Origin();
Rec = Recs;
if (Direct_Data != null) D = Direct_Data;
if (IS_Data != null) IS = IS_Data;
if (Receiver != null) RT = Receiver;
}
public static double[] Expand_Response(Direct_Sound[] DirectIn, ImageSourceData[] SpecularIn, Environment.Receiver_Bank[] DiffuseIn, double CutOffTime, int sample_frequency_out, int Rec_ID, List<int> SrcID)
{
int length = (int)Math.Pow(2, 11);
int sample_frequency_in = DiffuseIn[0].SampleRate;
double[] IR = new double[(int)Math.Floor(sample_frequency_out * CutOffTime) + 2 * (int)length];
double[][] Octave_ETC = new double[8][];
double BW = (double)sample_frequency_out / (double)sample_frequency_in;
//Convert to Pressure & Interpolate full resolution IR
for (int oct = 0; oct < 8; oct++)
{
Octave_ETC[oct] = AcousticalMath.ETCurve(DirectIn, SpecularIn, DiffuseIn, CutOffTime, sample_frequency_in, oct, Rec_ID, SrcID, false);
}
return ETCToPTC(Octave_ETC, CutOffTime, sample_frequency_in, sample_frequency_out, DirectIn[0].Rho_C[Rec_ID]);
}
/// <summary>
/// Calculates Energy-time curve from simulation output.
/// </summary>
/// <param name="Direct"></param>
/// <param name="ISData"></param>
/// <param name="RTData"></param>
/// <param name="CO_Time"></param>
/// <param name="Sampling_Frequency"></param>
/// <param name="Octave">the chosen octave band.</param>
/// <param name="Rec_ID">the id of the selected receiver.</param>
/// <returns></returns>
public static double[] ETCurve(Direct_Sound[] Direct, ImageSourceData[] ISData, Environment.Receiver_Bank[] RTData, double CO_Time_ms, int Sampling_Frequency, int Octave, int Rec_ID, int Src_ID, bool Start_at_Zero)
{
double[] Histogram = null;
if (RTData[Src_ID] != null)
{
Histogram = RTData[Src_ID].GetEnergyHistogram(Octave, Rec_ID);
}
else
{
Histogram = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency)];
}
if (Direct[Src_ID] != null && Direct[Src_ID].IsOccluded(Rec_ID))
{
int D_Start = 0;
if (!Start_at_Zero) D_Start = (int)Math.Ceiling(Direct[Src_ID].Time(Rec_ID) * Sampling_Frequency);
for (int i = 0; i < Direct[Src_ID].Io[Rec_ID].GetLength(0); i++)
{
double DirectValue = 0;
switch (Octave)
{
case 8:
DirectValue = Direct[Src_ID].EnergySum(Rec_ID,i);
break;
default:
DirectValue = Direct[Src_ID].EnergyValue(Octave, Rec_ID)[i];
break;
}
Histogram[D_Start + i] += DirectValue;
}
}
if (ISData[Src_ID] != null)
{
switch (Octave)
{
case 8:
foreach (Deterministic_Reflection value in ISData[Src_ID].Paths[Rec_ID])
{
if (Math.Ceiling(Sampling_Frequency * value.TravelTime) < Histogram.Length - 1)
{
for (int oct = 0; oct < 8; oct++)
{
double[] e = value.Energy(oct);
for (int t = 0; t < e.Length; t++) Histogram[(int)Math.Ceiling(Sampling_Frequency * value.TravelTime) + t] += e[t];
}
}
}
break;
default:
foreach (Deterministic_Reflection value in ISData[Src_ID].Paths[Rec_ID])
{
if (Math.Ceiling(Sampling_Frequency * value.TravelTime) < Histogram.Length - 1)
{
double[] e = value.Energy(Octave);
for(int t = 0; t < e.Length; t++) Histogram[(int)Math.Ceiling(Sampling_Frequency * value.TravelTime) + t] += e[t];
}
}
break;
}
}
return Histogram;
}
/// <summary>
/// Writes a Pac1 file. [Useable by scripts and interface components alike.]
/// </summary>
/// <param name="Direct_Data">Empty array of Direct Sound Simulations Required</param>
/// <param name="IS_Data">Empty array of Image Source Simulations. Enter null if opted out.</param>
/// <param name="Receiver">Empty array of Ray-Tracing Simulation Receivers. Enter null if opted out.</param>
public static bool Read_Pac1(ref Direct_Sound[] Direct_Data, ref ImageSourceData[] IS_Data, ref Environment.Receiver_Bank[] Receiver)
{
System.Windows.Forms.OpenFileDialog sf = new System.Windows.Forms.OpenFileDialog();
sf.DefaultExt = ".pac1";
sf.AddExtension = true;
sf.Filter = "Pachyderm Simulation (*.pac1)|*.pac1|" + "All Files|";
if (sf.ShowDialog() != System.Windows.Forms.DialogResult.OK) return false;
return Read_Pac1(sf.FileName, ref Direct_Data, ref IS_Data, ref Receiver);
}
/// <summary>
/// Calculates pressure impulse response from simulation output.
/// </summary>
/// <param name="Direct"></param>
/// <param name="ISData"></param>
/// <param name="RTData"></param>
/// <param name="CO_Time"></param>
/// <param name="Sampling_Frequency"></param>
/// <param name="Octave">the chosen octave band.</param>
/// <param name="Rec_ID">the id of the selected receiver.</param>
/// <returns></returns>
public static void PTCurve(Direct_Sound[] Direct, ImageSourceData[] ISData, Environment.Receiver_Bank[] RTData, double CO_Time_ms, int Sampling_Frequency, int Rec_ID, int Src_ID, bool Start_at_Zero, out double[] P)
{
if (RTData[Src_ID] != null)
{
RTData[Src_ID].GetPressure(Rec_ID, out P);//8,
}
else
{
P = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency)];
}
if (Direct[Src_ID] != null && Direct[Src_ID].IsOccluded(Rec_ID))
{
int D_Start = 0;
if (!Start_at_Zero) D_Start = (int)Math.Ceiling(Direct[Src_ID].Time(Rec_ID) * Sampling_Frequency);
for (int i = 0; i < Direct[Src_ID].P[Rec_ID].GetLength(0); i++)
{
P[D_Start + i] += Direct[Src_ID].P[Rec_ID][i];
}
}
if (ISData[Src_ID] != null)
{
foreach (Deterministic_Reflection value in ISData[Src_ID].Paths[Rec_ID])
{
if (Math.Ceiling(Sampling_Frequency * value.TravelTime) < P.Length - 1)
{
int end = value.Pressure.Length < P.Length - (int)Math.Ceiling(Sampling_Frequency * value.TravelTime) ? value.Pressure.Length : P.Length - (int)Math.Ceiling(Sampling_Frequency * value.TravelTime);
for (int t = 0; t < end; t++) P[(int)Math.Ceiling(Sampling_Frequency * value.TravelTime) + t] += (float)value.Pressure[t];
}
}
}
}
public static double[][] ETCurve_1d(Direct_Sound Direct, ImageSourceData ISData, Receiver_Bank RTData, double CO_Time_ms, int Sampling_Frequency, int Octave, int Rec_ID, bool Start_at_Zero, double alt, double azi, bool degrees)
{
double[][] Histogram = new double[3][];
Histogram[0] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency)];
Histogram[1] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency)];
Histogram[2] = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency)];
if (RTData != null)
{
for (int i = 0; i < Histogram[0].Length; i++)
{
Hare.Geometry.Vector Vpos = RTData.Directions_Pos(Octave, i, Rec_ID, alt, azi, degrees);
Hare.Geometry.Vector Vneg = RTData.Directions_Neg(Octave, i, Rec_ID, alt, azi, degrees);
double E = RTData.Rec_List[Rec_ID].Energy(i, Octave);
Hare.Geometry.Vector VTot = new Hare.Geometry.Vector(Math.Abs(Vpos.x) - Math.Abs(Vneg.x), Math.Abs(Vpos.y) - Math.Abs(Vneg.y), Math.Abs(Vpos.z) - Math.Abs(Vneg.z));
VTot.Normalize();
VTot *= E;
Histogram[0][i] = VTot.x;
Histogram[1][i] = VTot.y;
Histogram[2][i] = VTot.z;
}
}
if (Direct != null && Direct.IsOccluded(Rec_ID))
{
int D_Start = 0;
if (!Start_at_Zero) D_Start = (int)Math.Ceiling(Direct.Time(Rec_ID) * Sampling_Frequency);
Hare.Geometry.Vector[] DirectValue;
switch (Octave)
{
case 8:
DirectValue = Direct.Dir_Energy_Sum(Rec_ID, alt, azi, degrees);
break;
default:
DirectValue = Direct.Dir_Energy(Octave, Rec_ID, alt, azi, degrees);
break;
}
for (int i = 0; i < DirectValue.Length; i++)
{
Histogram[0][D_Start + i] += Math.Abs(DirectValue[i].x);
Histogram[1][D_Start + i] += Math.Abs(DirectValue[i].y);
Histogram[2][D_Start + i] += Math.Abs(DirectValue[i].z);
}
}
if (ISData != null)
{
switch (Octave)
{
case 8:
foreach (Deterministic_Reflection value in ISData.Paths[Rec_ID])
{
if (Math.Ceiling(Sampling_Frequency * value.TravelTime) < Histogram[0].Length - 1)
{
Hare.Geometry.Vector[] E_Sum = value.Dir_EnergySum(alt, azi, degrees);
for (int i = 0; i < E_Sum.Length; i++)
{
Histogram[0][(int)Math.Ceiling(Sampling_Frequency * value.TravelTime + i / Sampling_Frequency)] += Math.Abs(E_Sum[i].x);
Histogram[1][(int)Math.Ceiling(Sampling_Frequency * value.TravelTime + i / Sampling_Frequency)] += Math.Abs(E_Sum[i].y);
Histogram[2][(int)Math.Ceiling(Sampling_Frequency * value.TravelTime + i / Sampling_Frequency)] += Math.Abs(E_Sum[i].z);
}
}
}
break;
default:
foreach (Deterministic_Reflection value in ISData.Paths[Rec_ID])
{
if (Math.Ceiling(Sampling_Frequency * value.TravelTime) < Histogram[0].Length - 1)
{
Hare.Geometry.Vector[] E_Dir = value.Dir_Energy(Octave, alt, azi, degrees);
for (int i = 0; i < E_Dir.Length; i++)
{
Histogram[0][(int)Math.Ceiling(Sampling_Frequency * value.TravelTime + i / Sampling_Frequency)] += Math.Abs(E_Dir[i].x);
Histogram[1][(int)Math.Ceiling(Sampling_Frequency * value.TravelTime + i / Sampling_Frequency)] += Math.Abs(E_Dir[i].y);
Histogram[2][(int)Math.Ceiling(Sampling_Frequency * value.TravelTime + i / Sampling_Frequency)] += Math.Abs(E_Dir[i].z);
}
}
}
break;
}
}
return Histogram;
}
public static double[] ETCurve_Directional(Direct_Sound Direct, ImageSourceData ISData, Receiver_Bank RTData, double CO_Time_ms, int Sampling_Frequency, int Octave, int Rec_ID, bool Start_at_Zero, double alt, double azi, bool degrees)
{
double[] Histogram = new double[(int)(CO_Time_ms * 0.001 * Sampling_Frequency)];
if (RTData != null)
{
for (int i = 0; i < Histogram.Length; i++)
{
Hare.Geometry.Vector Vpos = RTData.Directions_Pos(Octave, i, Rec_ID, alt, azi, degrees);
Hare.Geometry.Vector Vneg = RTData.Directions_Neg(Octave, i, Rec_ID, alt, azi, degrees);
double E = RTData.Rec_List[Rec_ID].Energy(i, Octave);
Hare.Geometry.Vector VTot = new Hare.Geometry.Vector(Math.Abs(Vpos.x) - Math.Abs(Vneg.x), Math.Abs(Vpos.y) - Math.Abs(Vneg.y), Math.Abs(Vpos.z) - Math.Abs(Vneg.z));
if (Vpos.x > 0)
{
Histogram[i] += Math.Abs(Vpos.x);
}
if (Vneg.x > 0)
{
Histogram[i] += Math.Abs(Vneg.x);
}
double L = VTot.Length();
if (L > 0) Histogram[i] *= E / L;
if (AcousticalMath.SPL_Intensity(Histogram[i]) > 200)
{
Rhino.RhinoApp.Write("Super high SPLs... what's going on, man?");
}
}
}
if (Direct != null && Direct.IsOccluded(Rec_ID))
{
int D_Start = 0;
if (!Start_at_Zero) D_Start = (int)Math.Ceiling(Direct.Time(Rec_ID) * Sampling_Frequency);
Hare.Geometry.Vector[] DirectValue;
switch (Octave)
{
case 8:
DirectValue = Direct.Dir_Energy_Sum(Rec_ID, alt, azi, degrees);
break;
default:
DirectValue = Direct.Dir_Energy(Octave, Rec_ID, alt, azi, degrees);
break;
}
for (int i = 0; i < DirectValue.Length; i++)
{
if (DirectValue[i].x > 0) Histogram[D_Start + i] += Math.Abs(DirectValue[i].x);
}
}
if (ISData != null)
{
switch (Octave)
{
case 8:
foreach (Deterministic_Reflection value in ISData.Paths[Rec_ID])
{
if (Math.Ceiling(Sampling_Frequency * value.TravelTime) < Histogram.Length - 1)
{
Hare.Geometry.Vector[] E_Sum = value.Dir_EnergySum(alt, azi, degrees);
for (int i = 0; i < E_Sum.Length; i++)
{
if (E_Sum[i].x > 0) Histogram[(int)Math.Ceiling(Sampling_Frequency * value.TravelTime + i)] += Math.Abs(E_Sum[i].x);
}
}
}
break;
default:
foreach (Deterministic_Reflection value in ISData.Paths[Rec_ID])
{
if (Math.Ceiling(Sampling_Frequency * value.TravelTime) < Histogram.Length - 1)
{
Hare.Geometry.Vector[] E_Dir = value.Dir_Energy(Octave, alt, azi, degrees);
for (int i = 0; i < E_Dir.Length; i++)
{
if (E_Dir[i].x > 0) Histogram[(int)Math.Ceiling(Sampling_Frequency * value.TravelTime + i)] += Math.Abs(E_Dir[i].x);
}
}
}
break;
}
}
return Histogram;
}
public static bool Read_Pac1(string filename, ref Direct_Sound[] Direct_Data, ref ImageSourceData[] IS_Data, ref Environment.Receiver_Bank[] Receiver)
{
System.IO.BinaryReader sr = new System.IO.BinaryReader(System.IO.File.Open(filename, System.IO.FileMode.Open));
try
{
//1. Date & Time
string Savedate = sr.ReadString();
//2. Plugin Version
string Pach_version = sr.ReadString();
//3. Cut off Time and SampleRate
double CO_TIME = sr.ReadDouble();
int SampleRate = sr.ReadInt32();
//4. Source Count
int SrcCt = 1;
if (double.Parse(Pach_version.Substring(0, 3)) >= 1.1)
{
SrcCt = sr.ReadInt32();
}
//4.1 Source Location x
//4.2 Source Location y
//4.3 Source Location z
Hare.Geometry.Point[] SrcPt = new Hare.Geometry.Point[SrcCt];
for (int s = 0; s < SrcCt; s++)
{
SrcPt[s] = new Hare.Geometry.Point(sr.ReadDouble(), sr.ReadDouble(), sr.ReadDouble());
}
//5. No of Receivers
int Rec_Ct = sr.ReadInt32();
//6. Write the coordinates of each receiver point
//6b. Write the environmental characteristics at each receiver point (Rho * C); V2.0 only...
Hare.Geometry.Point[] Recs = new Hare.Geometry.Point[Rec_Ct];
double[] Rho_C = new double[Rec_Ct];
for (int q = 0; q < Rec_Ct; q++)
{
Recs[q] = new Hare.Geometry.Point(sr.ReadDouble(), sr.ReadDouble(), sr.ReadDouble());
if (double.Parse(Pach_version.Substring(0, 3)) >= 2.0)
{
Rho_C[q] = sr.ReadDouble();
}
else
{
Rho_C[q] = 400;
}
}
Direct_Data = new Direct_Sound[SrcCt];
IS_Data = new ImageSourceData[SrcCt];
Receiver = new Environment.Receiver_Bank[SrcCt];
int DDCT = 0;
int ISCT = 0;
int RTCT = 0;
do
{
string readin = sr.ReadString();
switch (readin)
{
case "Direct_Sound":
case "Direct_Sound w sourcedata":
//9. Read Direct Sound Data
Direct_Data[DDCT] = Direct_Sound.Read_Data(ref sr, Recs, SrcPt[DDCT], Rho_C, Pach_version);
Direct_Data[DDCT].CO_Time = CO_TIME;
Direct_Data[DDCT].SampleFreq = (int)SampleRate;
DDCT++;
break;
case "Image-Source_Data":
//10. Read Image Source Sound Data
IS_Data[ISCT] = ImageSourceData.Read_Data(ref sr, Recs.Length, Direct_Data[DDCT - 1], false, ISCT, Pach_version);
ISCT++;
break;
case "Ray-Traced_Data":
//11. Read Ray Traced Sound Data
Receiver[RTCT] = Environment.Receiver_Bank.Read_Data(ref sr, Direct_Data[RTCT].SWL, Rec_Ct, Recs, Rho_C, Direct_Data[RTCT].Delay_ms, ref SampleRate, Pach_version);
RTCT++;
break;
case "End":
sr.Close();
return(true);
}
} while (true);
}
catch (System.Exception X)
{
sr.Close();
System.Windows.Forms.MessageBox.Show("File Read Failed...", String.Format("Results file was corrupt or incomplete. We apologize for this inconvenience. Please report this to the software author. It will be much appreciated. \r\n Exception Message: {0}. \r\n Method: {1}", X.Message, X.TargetSite));
return(false);
}
}
/// <summary>
/// Adds the direct sound to the collection of histograms.
/// </summary>
/// <param name="D">a completed direct sound simulation</param>
/// <param name="S">the source object</param>
public void AddDirect(Direct_Sound D, Source S)
{
for (int i = 0; i < Rec_List.Length; i++)
{
Vector dir = S.H_Origin() - Rec_List[i].H_Origin;
dir.Normalize();
for (int oct = 0; oct < 8; oct++)
{
int tsample = 0;
int length = D.Io[i][oct].Length;
for (int s = 0; s < length; s++)
{
if (D.EnergyValue(oct, s, i) > 0 && tsample == 0) tsample = s;
if (s < Rec_List[i].Recs.SampleCT && D.Validity[i]) Rec_List[i].Combine_Sample(s - tsample, D.EnergyValue(oct, s, i), dir, dir, oct);
}
}
}
}