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import java.io.InputStream;
import java.util.HashMap;
import java.util.Iterator;
import cds.aladin.AladinData;
import cds.aladin.AladinPlugin;
import cds.aladin.Ligne;
import cds.aladin.Obj;
import cds.aladin.RepereSpectrum;
import cds.aladin.SourceStat;
import cds.tools.VOApp;
import cds.tools.VOObserver;
public class PhotControlPlug extends AladinPlugin implements VOObserver,VOApp {
static String planeName = "PhotTool";
AladinData ad=null;
public String menu() { return "Photometry tool manipulation"; }
public String description() {
return "PLUGIN TUTORIAL:\n" +
"This plugin is an example for photometry tools manipulation.\n" +
"This plugin extracts the spectrum at the mouse position.";
}
public String version() { return "1.1 - Octobre 2021 - - required Aladin >= v11.069"; }
public String author() { return "Pierre Fernique [CDS]"; }
public String url() { return "http://aladin.u-strasbg.fr/java/Plugins/PhotControlPlug.java"; }
public void exec() {
// Register this plugin as a VOObserver (see execCommand() method)
aladin.addObserver(this,VOApp.MEASURE | VOApp.STACKEVENT | VOApp.MOUSEEVENT );
// Set the list of stat metrics
String statList = aladin.setStatMask("-median,-pixels");
System.out.println("Statistics: "+statList);
// get or create a dedicated tool plane
try {
ad = getOrCreateToolPlane();
System.out.println("The phot tools must be stored in \""+ad.getLabel()+"\" tool plane");
} catch( Exception e ) { e.printStackTrace(); }
}
// Find or create a tool plane
private AladinData getOrCreateToolPlane() throws Exception {
// Is there already a Tool Plane in the Aladin stack ?
String [] planeID = aladin.getAladinStack();
for( int i=0; i<planeID.length; i++ ) {
AladinData sd = aladin.getAladinData(planeID[i]);
if( sd.getPlaneType().indexOf("Tool")>=0 ) return sd;
}
// otherwise, create one
return aladin.createAladinTool(planeName);
}
// Call by Aladin when the stack is modified, or an event on phot tools occured
public String execCommand(String cmd) {
System.out.println("Aladin event: => "+cmd);
rescanPhotTool();
return "";
}
HashMap<Obj,Integer> alreadyScanned = new HashMap<>();
// Scanning the dedicated Tool plane generated by the Plugin
// and display the statistics associated to each Phot objects (Cicle, Polygon)
private void rescanPhotTool() {
try {
// Get the plane in background
AladinData adbg = aladin.getAladinImage();
String planeType = adbg.getPlaneType();
System.out.println("Phot stats from "+adbg.getLabel()+" plane ("+planeType+")...");
boolean isCube = planeType.indexOf("Blink")>=0 || planeType.indexOf("Cube")>=0;
HashMap<Obj,Integer> scanned = new HashMap<>();
// Scanning of the Tool objects in the dedicated tool plane
Iterator<Obj> it = ad.iteratorObj();
while( it.hasNext() ) {
Obj o = it.next();
if( !o.hasPhot() || !o.isVisible() ) continue;
// Manage the list of objects already scanned
int cle = o.getStatsHashcode(adbg);
scanned.put(o,cle);
Integer lastCle = alreadyScanned.get(o);
if( lastCle!=null && lastCle==cle ) {
System.out.println("Obj "+o.hashCode()+ " stats already known");
continue;
}
double stats [] = o.getStatistics(adbg);
if( stats==null ) continue;
String type = o instanceof Ligne ? "polygon"
: o instanceof SourceStat ? "circle"
: o instanceof RepereSpectrum ? "point"
: "Other??";
System.out.println("Obj "+type+" hash="+o.hashCode()
+"=> cnt="+stats[0]+",sum="+stats[1]+",sigma="+stats[2]+",surf="+stats[3]+",min="+stats[4]+",max="+stats[5]);
// For a cube, also compute stats for the middle frame and the last frame of the cube
if( isCube ) {
int z = adbg.getDepth();
stats = o.getStatistics(adbg, z/2 );
System.out.println(" middle frame ("+(z/2)+"): "
+"=> cnt="+stats[0]+",sum="+stats[1]+",sigma="+stats[2]+",surf="+stats[3]+",min="+stats[4]+",max="+stats[5]);
stats = o.getStatistics(adbg, z-1 );
System.out.println(" last frame ("+(z-1)+") : "
+"=> cnt="+stats[0]+",sum="+stats[1]+",sigma="+stats[2]+",surf="+stats[3]+",min="+stats[4]+",max="+stats[5]);
// Calcul des perfs
long cnt=0L;
long t = System.currentTimeMillis();
for( int i=0; i<z; i++ ) {
stats = o.getStatistics(adbg, i );
if( i%100==0 ) System.out.println("stat "+i+"...");
cnt+=stats[0];
}
long t1 = System.currentTimeMillis();
System.out.println("Extract statistics for "+cnt+" pixels through "+z+" frames ("+cnt/z+" per frame) in "
+(t1-t)+"ms => "+((t1-t)/(double)z)+"ms per frame");
}
// Pixels access (by triplet array) - display 2 values here
double [] raDecVal = o.getStatisticsRaDecPix(adbg,0);
if( raDecVal.length>0 ) {
int i=0;
System.out.println("First pixel "+(i/3)+" (frame 0) ra="+raDecVal[i]+" dec="+raDecVal[i+1]+" pix="+raDecVal[i+2]);
i = raDecVal.length-3;
System.out.println("Last pixel "+(i/3)+" (frame 0) ra="+raDecVal[i]+" dec="+raDecVal[i+1]+" pix="+raDecVal[i+2]);
}
}
// update the list of known scanned objects
for( Obj o : alreadyScanned.keySet() ) {
if( !scanned.containsKey( o ) ) System.out.println("Obj "+o.hashCode()+ " has been removed in Aladin");
}
alreadyScanned = scanned;
} catch( Exception e ) { e.printStackTrace(); }
}
// VOApp & VOObserver methods (not used here)
public String putVOTable(InputStream in, String label) { return null; }
public String putVOTable(VOApp app, InputStream in, String label) { return null; }
public InputStream getVOTable(String dataID) { return null; }
public String putFITS(InputStream in, String label) { return null; }
public InputStream getFITS(String dataID) { return null; }
public void showVOTableObject(String[] oid) { }
public void selectVOTableObject(String[] oid) { }
public void setVisible(boolean flag) { }
public void addObserver(VOObserver app, int eventMasq) { }
public void pixel(double pixValue) { }
public void position(double raJ2000, double deJ2000) { }
}
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