package com.elphel.imagej.calibration;
import java.io.IOException;
import java.net.MalformedURLException;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import org.w3c.dom.Document;
import org.xml.sax.SAXException;
import ij.IJ;
import ij.gui.GenericDialog;
public class UVLEDandLasers{
public int debugLevel=1;
private int state=-1; // bit-wise on/off, <0 - undefined
private String uvLasersIP="192.168.0.236";
public int uvLasersBus=0;
public double [] uvLasersCurrents={0,0,0,0}; // will be overwritten
public boolean [] laserState=null;
public boolean [] uvState=null;
public double maxCurrent=100; //mA
public long [] lastExposureStart={-1,-1,-1,-1}; // timestamp the LED was last turned to this current
public double [] runningCurrent={0.0,0.0,0.0,0.0}; // currently running current, mA
public double [] ampsSeconds={0.0,0.0,0.0,0.0}; // cumulative Amps*seconds
public UVLEDandLasers(
LensAdjustment.FocusMeasurementParameters focusMeasurementParameters){
setParameters(focusMeasurementParameters);
}
public void setParameters(
LensAdjustment.FocusMeasurementParameters focusMeasurementParameters){
this.uvLasersIP=focusMeasurementParameters.uvLasersIP;
this.uvLasersBus=focusMeasurementParameters.uvLasersBus;
this.uvLasersCurrents=focusMeasurementParameters.uvLasersCurrents;
this.ampsSeconds=focusMeasurementParameters.ampsSeconds;
for (int i=0;i<this.uvLasersCurrents.length;i++) {
if (this.uvLasersCurrents[i]>this.maxCurrent) this.uvLasersCurrents[i]=this.maxCurrent;
if (this.uvLasersCurrents[i]<0.0) this.uvLasersCurrents[i]=0.0;
}
}
public void getParameters(
LensAdjustment.FocusMeasurementParameters focusMeasurementParameters){
focusMeasurementParameters.uvLasersIP=this.uvLasersIP;
focusMeasurementParameters.uvLasersBus=this.uvLasersBus;
focusMeasurementParameters.uvLasersCurrents=this.uvLasersCurrents;
}
public boolean uvLaserSettings(
LensAdjustment.FocusMeasurementParameters focusMeasurementParameters){
setParameters(focusMeasurementParameters);
boolean result=uvLaserSettings();
getParameters(focusMeasurementParameters);
return result;
}
public boolean uvControl(
LensAdjustment.FocusMeasurementParameters focusMeasurementParameters){
setParameters(focusMeasurementParameters);
boolean result=uvControl();
getParameters(focusMeasurementParameters);
return result;
}
public void updateCurrents(){
long thisTime=System.nanoTime();
for (int i=0;i<uvState.length;i++){
if (this.debugLevel>3) System.out.println("LED"+i+" runningCurrent="+runningCurrent[i]+" time passed="+
(thisTime-lastExposureStart[i])+" amps-sec="+ampsSeconds[i]);
if (runningCurrent[i]>0) ampsSeconds[i]+=(0.001*runningCurrent[i])*(0.000000001*(thisTime-lastExposureStart[i]));
lastExposureStart[i]=thisTime;
runningCurrent[i]=(uvState[i])?uvLasersCurrents[i]:0.0;
if (this.debugLevel>3) System.out.println("LED"+i+" new runningCurrent="+runningCurrent[i]);
}
}
public void resetCumulativeCurrents(){
long thisTime=System.nanoTime();
for (int i=0;i<uvState.length;i++){
ampsSeconds[i]=0.0;
lastExposureStart[i]=thisTime;
runningCurrent[i]=(uvState[i])?uvLasersCurrents[i]:0.0;
}
}
///55 504 690 774
//3 220 482 180 430 159
/**
* returns true if any of the UV LEDs is (or was if dialog canceled) on
*/
public boolean uvControl(){
updateStatus();
GenericDialog gd = new GenericDialog("UV LED Control");
gd.addMessage("IP address="+this.uvLasersIP+" i2c bus="+this.uvLasersBus);
gd.addMessage("UV LEDs are referenced when viewd from the target to the camera");
gd.addCheckbox("UV LED 0 (left/near), "+this.uvLasersCurrents[0]+" mA (total "+IJ.d2s(ampsSeconds[0],3)+" Amp-sec)",this.uvState[0]);
gd.addCheckbox("UV LED 1 (right/near),"+this.uvLasersCurrents[1]+" mA (total "+IJ.d2s(ampsSeconds[1],3)+" Amp-sec)",this.uvState[1]);
gd.addCheckbox("UV LED 2 (right/far), "+this.uvLasersCurrents[2]+" mA (total "+IJ.d2s(ampsSeconds[2],3)+" Amp-sec)",this.uvState[2]);
gd.addCheckbox("UV LED 3 (left/far), "+this.uvLasersCurrents[3]+" mA (total "+IJ.d2s(ampsSeconds[3],3)+" Amp-sec)",this.uvState[3]);
gd.addCheckbox("Turn them all",false);
gd.addCheckbox("Reset cumulative Amps-seconds",false);
gd.enableYesNoCancel("Apply", "Change Currents, then apply");
boolean anyOn=false;
for (int i=0;i<uvState.length;i++ ) anyOn|=uvState[i];
gd.showDialog();
if (gd.wasCanceled()) return anyOn;
if (!gd.wasOKed()) {
if (!uvLaserSettings()) return anyOn;
}
this.uvState[0]=gd.getNextBoolean();
this.uvState[1]=gd.getNextBoolean();
this.uvState[2]=gd.getNextBoolean();
this.uvState[3]=gd.getNextBoolean();
if (gd.getNextBoolean()){
this.uvState[0]=true;
this.uvState[1]=true;
this.uvState[2]=true;
this.uvState[3]=true;
}
if (gd.getNextBoolean())resetCumulativeCurrents();
setLasersAndUV(
null, // lasers - do not touch
this.uvState, // may be null
this.uvLasersCurrents// may be null
);
anyOn=false;
for (int i=0;i<uvState.length;i++ ) anyOn|=uvState[i];
return anyOn;
}
/*
* public double [] uvLasersCurrents={0,0,0,0}; // will be overwritten
public boolean [] laserState=null;
public boolean [] uvState=null;
*/
public boolean uvLaserSettings(){
GenericDialog gd = new GenericDialog("UV LED and laser configuration (103641 board)");
gd.addStringField ("IP address of the camera with 103641 board (UV LEDs and lasers) are attached", this.uvLasersIP,40);
gd.addNumericField("I2C bus where LED/laser board is attached (0 - through 10359, 1 - through 10369)", this.uvLasersBus, 0);
// gd.addMessage("New value for LED current will not be applied to the turned on device in this dialog");
gd.addNumericField("UV LED1 \"on\" current (left/near when looking from the target)", this.uvLasersCurrents[0], 3,5,"mA");
gd.addNumericField("UV LED2 \"on\" current (right/near when looking from the target)", this.uvLasersCurrents[0], 3,5,"mA");
gd.addNumericField("UV LED3 \"on\" current (right/far when looking from the target)", this.uvLasersCurrents[0], 3,5,"mA");
gd.addNumericField("UV LED4 \"on\" current (left/far when looking from the target)", this.uvLasersCurrents[0], 3,5,"mA");
gd.showDialog();
if (gd.wasCanceled()) return false;
this.uvLasersIP= gd.getNextString();
this.uvLasersBus= (int) gd.getNextNumber();
this.uvLasersCurrents[0]= gd.getNextNumber();
this.uvLasersCurrents[1]= gd.getNextNumber();
this.uvLasersCurrents[2]= gd.getNextNumber();
this.uvLasersCurrents[3]= gd.getNextNumber();
for (int i=0;i<this.uvLasersCurrents.length;i++) {
if (this.uvLasersCurrents[i]>this.maxCurrent) this.uvLasersCurrents[i]=this.maxCurrent;
if (this.uvLasersCurrents[i]<0.0) this.uvLasersCurrents[i]=0.0;
}
return true;
}
public boolean allOff(LensAdjustment.FocusMeasurementParameters focusMeasurementParameters){
setParameters(focusMeasurementParameters);
return allOff();
}
public boolean uvOff(LensAdjustment.FocusMeasurementParameters focusMeasurementParameters){
setParameters(focusMeasurementParameters);
return uvOff();
}
public boolean lasersToggle (LensAdjustment.FocusMeasurementParameters focusMeasurementParameters){
setParameters(focusMeasurementParameters);
return lasersToggle();
}
public boolean lasersOff(LensAdjustment.FocusMeasurementParameters focusMeasurementParameters){
setParameters(focusMeasurementParameters);
return lasersOff();
}
public boolean lasersOn(LensAdjustment.FocusMeasurementParameters focusMeasurementParameters){
setParameters(focusMeasurementParameters);
return lasersOn();
}
public boolean setLasersAndUV(
boolean [] lasersOn, // may be null
boolean [] uvOn, // may be null
double [] uvCurrents,// may be null
LensAdjustment.FocusMeasurementParameters focusMeasurementParameters){
setParameters(focusMeasurementParameters);
return setLasersAndUV(lasersOn,uvOn,uvCurrents);
}
public boolean allOff(){
boolean [] lasersOn={false,false};
boolean [] uvOn={false,false,false,false};
return setLasersAndUV(lasersOn,uvOn,null);
}
public boolean uvOff(){
boolean [] uvOn={false,false,false,false};
return setLasersAndUV(null,uvOn,null);
}
public boolean lasersToggle(){
updateStatus();
for (int i=0;i<this.laserState.length;i++) this.laserState[i]=!this.laserState[i];
return setLasersAndUV(this.laserState,null,null);
}
public boolean lasersOff(){
boolean [] lasersOn={false,false};
return setLasersAndUV(lasersOn,null,null);
}
public boolean lasersOn(){
boolean [] lasersOn={true,true};
return setLasersAndUV(lasersOn,null,null);
}
public boolean setLasersAndUV(
boolean [] lasersOn, // may be null
boolean [] uvOn, // may be null
double [] uvCurrents// may be null
){
if (this.debugLevel>2) System.out.println("lasersOn="+((lasersOn==null)?"null":("{"+lasersOn[0]+","+lasersOn[1]+"}"))+
" uvOn="+((uvOn==null)?"null":("{"+uvOn[0]+","+uvOn[1]+","+uvOn[2]+","+uvOn[3]+"} "))+
" uvCurrents="+((uvCurrents==null)?"null":("{"+uvCurrents[0]+","+uvCurrents[1]+","+uvCurrents[2]+","+uvCurrents[3]+"} ")));
String command="";
if (lasersOn!=null) for (int i=0;i<lasersOn.length;i++) {
command+="&laser"+i+"="+(lasersOn[i]?1:0);
}
if (uvOn!=null) for (int i=0;i<uvOn.length;i++) {
int data=(uvOn[i] && (uvCurrents!=null) && (uvCurrents.length>i))?((int) Math.round(uvCurrents[i])):0;
command+="&uv"+i+"="+data;
}
boolean result=commandToDevice(command);
if (result) updateCurrents();
return result;
}
public boolean [] getLasers(){
updateStatus();
return this.laserState;
}
/**
* Will send an empty command (just i2c bus number) and update current state of LEDs and lasers (if they were modified by other master)
* @return true if OK, false - failure (not yet used, now all errors throw)
*/
public boolean updateStatus(){
return commandToDevice("");
}
public boolean commandToDevice(String command){
String url="http://"+this.uvLasersIP+"/103641.php?bus="+this.uvLasersBus+command; // should start with "&"
if (this.debugLevel>1) System.out.println("setDevice: "+url);
Document dom=null;
try {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
DocumentBuilder db = dbf.newDocumentBuilder();
dom = db.parse(url);
if (!dom.getDocumentElement().getNodeName().equals("board_103641")) {
String msg="Root element: expected \"board_103641\", got\"" + dom.getDocumentElement().getNodeName()+"\"";
IJ.showMessage("Error",msg);
throw new IllegalArgumentException (msg);
}
String quoted=((dom.getDocumentElement().getElementsByTagName("data9500").item(0).getChildNodes().item(0)).getNodeValue());
// remove opening and closing "
if (quoted.startsWith("\"")){
quoted=quoted.substring(1, quoted.length()-1);
}
this.state=Integer.decode(quoted);
if (this.state==0){ // should normally not happen
String msg="Data read from the board is 0, that is not currently possible if everything works.";
IJ.showMessage("Error",msg);
throw new IllegalArgumentException (msg);
}
} catch(MalformedURLException e){
String msg="Please check the URL:" + e.toString();
IJ.showMessage("Error",msg);
throw new IllegalArgumentException (msg);
} catch(IOException e1){
String msg = e1.getMessage();
if (msg==null || msg.equals("")) msg = ""+e1;
IJ.showMessage("Error",msg);
return false;
// throw new IllegalArgumentException (msg);
}catch(ParserConfigurationException pce) {
pce.printStackTrace();
return false;
}catch(SAXException se) {
se.printStackTrace();
return false;
}
boolean [] laserState={
(this.state & 0x10)==0,
(this.state & 0x20)==0};
boolean [] uvState={
(this.state & 0x01)==0,
(this.state & 0x02)==0,
(this.state & 0x04)==0,
(this.state & 0x08)==0};
//http://192.168.0.13/i2c.php?bus=1&raw=0x2700&data=0xdf
this.laserState=laserState;
this.uvState=uvState;
return true;
}
}