import java.awt.Color;
import java.awt.Dimension;
import java.awt.Image;
final public class BERonISI extends MultiPathConvolution{
public BERonISI(Dimension dim, Image img, String problemName){
super(dim,img,problemName);
}
protected void initPreconstructor_Variables(){
initPreconstructorInMPLevel();
modelDescription[0]="Program 6. Model: PAM with ISI, Noise, and Ambient Light. Graph: BER(SNR).";
modelDescription[2]=" Horizontal axis: SNR, db.";
modelDescription[3]=" Vertical axis: log(BER)/log(10).";
functionCOUNT=9;
functionTitle[0]="OOK Rb=0.05 Mhz";
functionTitle[1]="PAM-2 Rb=0.05 Mhz";
functionTitle[2]="PAM-3 Rb=0.05 Mhz";
functionTitle[3]="OOK Rb=50 Mhz";
functionTitle[4]="PAM-2 Rb=50 Mhz";
functionTitle[5]="PAM-3 Rb=50 Mhz";
functionTitle[6]="OOK Rb=100 Mhz";
functionTitle[7]="PAM-2 Rb=100 Mhz";
functionTitle[8]="PAM-3 Rb=100 Mhz";
dmnRangeF=11.0;
dmnRangeFDown=10.0;
dmnRangeX=10.0;
grPoints=20;
drawGrid=true;
drawLengenOnCurve=false;
gridStepY=1.0;
grStartF=100;
functionColor=new Color[]{
new Color(150,0,0),
new Color(0,40,0),
new Color(150,0,150),
new Color(200,0,0),
new Color(0,100,0),
new Color(200,0,200),
new Color(255,0,0),
new Color(0,200,0),
new Color(255,0,255)
};
}
//-----------------------------------------------
// User Input Prompts
//- - - - - - - - - - - - - - - - - - - - - - - -
protected int setParsToStrings(){
int i=0;
String decription="";
for(int j=0; j<subModelTitle.length; j++){
decription += ", "+j+" - " + subModelTitle[j];
}
//strParsCrr[i][0]=String.valueOf(subModel); strParsCrr[i][1]="Sub Model: "+decription; strParsCrr[i++][2]="int";
strParsCrr[i][0]=String.valueOf(shotNoisePresented); strParsCrr[i][1]="shotNoisePresented, 0 or 1"; strParsCrr[i++][2]="int";
//strParsCrr[i][0]=String.valueOf(SNR); strParsCrr[i][1]="SNR, dB"; strParsCrr[i++][2]="double";
strParsCrr[i][0]=String.valueOf(amSAR); strParsCrr[i][1]="SAR, Signal to Ambient Light Ratio"; strParsCrr[i++][2]="double";
strParsCrr[i][0]=String.valueOf(amInterferencePeriodTi); strParsCrr[i][1]="Ti, Ambient Light Interference Period, sec"; strParsCrr[i++][2]="double";
strParsCrr[i][0]=String.valueOf(amInteferenceSummationPoints); strParsCrr[i][1]="NTi, Ambient Light Interf. Sum. Points Numb., 1 for no Interference."; strParsCrr[i++][2]="int";
strParsCrr[i][0]=String.valueOf(dmnRangeX); strParsCrr[i][1]="Argument Range"; strParsCrr[i++][2]="double";
strParsCrr[i][0]=String.valueOf(dmnRangeF); strParsCrr[i][1]="Function Range"; strParsCrr[i++][2]="double";
strParsCrr[i][0]=String.valueOf(dmnStartF); strParsCrr[i][1]="Function Start"; strParsCrr[i++][2]="double";
//strParsCrr[i][0]=String.valueOf(Rb); strParsCrr[i][1]="Bit Rate, Rb"; strParsCrr[i++][2]="double";
strParsCrr[i][0]=String.valueOf(ceilingHeight); strParsCrr[i][1]="Room Height, meters"; strParsCrr[i++][2]="double";
strParsCrr[i][0]=String.valueOf(L); strParsCrr[i][1]="Maximum symbol length, L"; strParsCrr[i++][2]="int";
//strParsCrr[i][0]=String.valueOf(Amax); strParsCrr[i][1]="Non-zero levels in chip amplitude, A"; strParsCrr[i++][2]="int";
return i;
}
public String setParsFromStrings(){
int i=0;
try{
//subModel =Integer.parseInt(strParsCrr[i][0]); i++;
shotNoisePresented =Integer.parseInt(strParsCrr[i][0]); i++;
//SNR =Double.parseDouble(strParsCrr[i][0]); i++;
amSAR =Double.parseDouble(strParsCrr[i][0]); i++;
amInterferencePeriodTi = Double.parseDouble(strParsCrr[i][0]); i++;
amInteferenceSummationPoints = Integer.parseInt(strParsCrr[i][0]); i++;
dmnRangeX =Double.parseDouble(strParsCrr[i][0]); i++;
dmnRangeF =Double.parseDouble(strParsCrr[i][0]); i++;
dmnStartF =Double.parseDouble(strParsCrr[i][0]); i++;
//Rb =Double.parseDouble(strParsCrr[i][0]); i++;
ceilingHeight =Double.parseDouble(strParsCrr[i][0]); i++;
L =Integer.parseInt(strParsCrr[i][0]); i++;
//Amax =Integer.parseInt(strParsCrr[i][0]); i++;
}catch(Exception e){
return "Exception when (re)setting parameters.\n" + e;
}
return "";
}
//- - - - - - - - - - - - - - - - - - - - - - - -
// User Input Prompts
//================================================================
//Accuracy is restricted by 1e-16.
protected double BERonSNR(double SNR, double Rb, int AmaxPar){
Amax=AmaxPar;
this.SNR=SNR;
this.Rb=Rb;
spawnParametersAfterUserApplied();
simulateThresholding();
if(1.0e-16>BAmb)return -16.0; //Blind return. Assumed accuracy limit in Java.
return Math.log(BAmb)/Math.log(10);
}
protected double functionSwitch(int fIx, double x){
switch(fIx){
case 0: return BERonSNR(x, 0.05E6, 1);
case 1: return BERonSNR(x, 0.05E6, 2);
case 2: return BERonSNR(x, 0.05E6, 3);
case 3: return BERonSNR(x, 50.0E6, 1);
case 4: return BERonSNR(x, 50.0E6, 2);
case 5: return BERonSNR(x, 50.0E6, 3);
case 6: return BERonSNR(x, 100.0E6,1);
case 7: return BERonSNR(x, 100.0E6,2);
case 8: return BERonSNR(x, 100.0E6,3);
}
return 0;
}
protected double functionSwitchX(int fIx, double t) {return 0;}
}
Copyright (C) 2009 Konstantin Kirillov