noGUIscript.bsh

// Shawn Gano
// 13 Nov 2008
// example onetime run script
// to run:  java -splash:none -jar JSatTrak.jar noGUIscript.bsh
//     or:  java -splash:none -jar JSatTrak.jar "full/path/to/noGUIscript.bsh"

import jsattrak.objects.*;
import jsattrak.gui.*;
import javax.swing.Icon;
import java.io.*;
import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.image.*;
import name.gano.file.SaveImageFile;

// time is auto set to current system time -- so we don't have to worry about that (rounded to nearest second)

// REMOVE ISS!!! (it is added at the start by default)
jsattrak.getSatHash().remove("ISS (ZARYA)             ");

// add the satellite desired (use exact name specified in TLE with extra spaces if needed, total length = 24 chars)
jsattrak.addSat2ListByName("EGP                     ");
AbstractSatellite sat = jsattrak.satHash.get("EGP                     "); // get satellite object

// create and add a Ground station
String gsName = "Ground Station";
double[] lla = new double[] {47.0,8.0,1596.0}; // latitude (deg), longitude (deg), altitude (me) of ground station
GroundStation gs = new GroundStation(gsName,lla,jsattrak.getCurrentJulianDate().getJulianDate());
jsattrak.getGsHash().put(gsName, gs); // add the ground station

//======================================================================================
// get the sats current lat/lon/alt and output to a file ===============================
//======================================================================================
double lat = sat.getLatitude()*180.0/Math.PI; // deg
double lon = sat.getLongitude()*180.0/Math.PI; // deg
double alt = sat.getAltitude(); // meters

try {
//PrintWriter  txtWriter = new PrintWriter(new FileWriter("CurrentLLA.txt")); // file name and path of text file
BufferedWriter txtWriter = new BufferedWriter(new FileWriter("CurrentLLA.txt"));

txtWriter.write(sat.getName()); 
txtWriter.newLine();
txtWriter.write(jsattrak.getCurrentJulianDate().getDateTimeStr());
txtWriter.newLine();
txtWriter.write("" + lat);
txtWriter.newLine();
txtWriter.write("" + lon);
txtWriter.newLine();
txtWriter.write("" + alt);
txtWriter.newLine();

txtWriter.close();

}catch(Exception e){ System.err.println(e.toString);}

//======================================================================================
// 2D image - setup and save to a file =================================================
//======================================================================================

// image size (width = 2* height) pixels
int height = 333; 

// create a 2D panel that can be used for offscreen rendering
J2DEarthPanel earthPanel = jsattrak.getNonDisplayed2DEarthPanel(height);

// 2D drawing Options
earthPanel.setTwoDMap("data/pixmaps/Earth_PE_b.jpg"); // change the default background (goes better with the night lights)
earthPanel.setShowLatLonLines(false); // show or not lat/lon lines

earthPanel.setDrawSun(false); // turn off standard darkness drawing
earthPanel.setShowEarthLightsMask(true); // turn on fancy earth lights and darkness drawing (time intensive)

// satellite and ground station display options
sat.setSatColor(Color.WHITE); // color used in plotting
gs.setStationColor(Color.GREEN);

// paint image
BufferedImage buff = earthPanel.offScreenRender();

// save image
String fileName = "TEST"; // do not add extension
String imageExtension = "jpg"; // can be png, jpg, gif -- make change on next line too (compression parameter only effects jpg), png looks best but is large
String imagePath = ""; // absolute path (include final "/"), if blank defaults to JSatTrak root directory

File file = new File(imagePath+fileName+"."+imageExtension); 

Exception e = SaveImageFile.saveImage(imageExtension, file, buff, 0.9f); // the last one is the compression quality (1=best)
if(e != null)
{
    System.err.println("Error Saving 2D Image:" + e.toString() );
}


//======================================================================================
// Pass predictions and Polar Plot Generation for each Pass ============================
//======================================================================================
// open tracking tool and get its handle
JTrackingPanel trackPanel = jsattrak.openTrackingToolSelectorWindow();

// since there is only one sat and ground station they are automatically used, but to be sure and to be explicit
trackPanel.setGroundStation(gs);
trackPanel.setSatellite(sat);

// solver settings
trackPanel.setTimeSpanDays(10);
trackPanel.setTimeStepSec(60);
trackPanel.setVisibleOnlyFilter(false); // set to true if you want only visible pass results

// run solver
trackPanel.runPassPrediction();

// write results to a file
txtWriter = new BufferedWriter(new FileWriter("PassPredictions.txt"));

// data[rows][column]  columns = pass number, time/date pass starts, time/date pass ends, pass durration (sec), pass type
String[][] data = trackPanel.getPredictionTableData(); 
try 
{
    for(String[] d : data)
    {
        for(String d2 : d)
        {
            txtWriter.write(d2 + "   ");
        }
        txtWriter.newLine();
    }
    txtWriter.close();
}
catch(Exception e){ System.err.println(e.toString);}

// polar plot settings
int polarWidth = 350;
int polarHeight = polarWidth;
trackPanel.getPolarPlotLabel().setDisplayTime(true);
trackPanel.getPolarPlotLabel().setShowLeadLagData(true);
trackPanel.getPolarPlotLabel().setDisplayNames(false);
String polarFileName = "polar"; // do not add extension
String polarImageExtension = "gif"; // can be png, jpg, gif -- make change on next line too (compression parameter only effects jpg)
String polarImagePath = "polar/"; // absolute path (include final "/"), if blank defaults to JSatTrak root directory
int maxFuturePassPlotsCreated = 5; // to save time only create this many future pass plots (set to a high number like 1000 if all plots are wanted)

// get current polar plot, save to file
buff = trackPanel.getPolarPlotLabel().renderPolarPlotOffScreen(polarWidth, polarHeight);

boolean success = (new File(polarImagePath)).mkdir(); // TEMP!!  This may need to be removed not using this directory structure

File polarFile = new File(polarImagePath+polarFileName+"_current."+polarImageExtension); 
Exception e = SaveImageFile.saveImage(polarImageExtension, polarFile, buff, 0.9f); // the last one is the compression quality (1=best)
if(e != null)
{
    System.err.println("Error Saving polar Image:" + e.toString() );
}

// run through all passes and save polar plot
// Careful files are appended with the pass number not the pass count, this might be different if visible pass filter is used
int passCount = 0;
for(String[] d : data) // for each row of pass data
{
    trackPanel.go2pass(passCount); // changes sim time to be the mid point of pass
    buff = trackPanel.getPolarPlotLabel().renderPolarPlotOffScreen(polarWidth, polarHeight); // render image
    // save image
    polarFile = new File(polarImagePath+polarFileName+"_pass"+d[0].toString()+"."+polarImageExtension); 
    Exception e = SaveImageFile.saveImage(polarImageExtension, polarFile, buff, 0.9f); // the last one is the compression quality (1=best)
    if(e != null)
    {
        System.err.println("Error Saving polar Image:" + e.toString() );
    }
    passCount++;
    
    if(passCount >= maxFuturePassPlotsCreated)
    {
        break;
    }
}