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program harmoneff;
uses sysutils, myMath, classes, process, math;
Type TTodo = record
p_pol,
transmitted,
plasma: boolean;
order: integer;
end;
TLookAt = record
key,name: string;
end;
var datadir: string;
function catchValue(fnam,key,name: string): string;
var f: textfile;
s: string;
kf: boolean;
begin
if not fileexists(fnam) then Writeln(fnam);
assign(f,fnam);
reset(f);
kf:=false;
while not eof(f) do
begin
readln(f,s);
if pos('#',s)>0 then s:= copy(s,1,pos('#',s)-1);
while pos(' ',s)>0 do
delete(s,pos(' ',s),1);
while pos(#9,s)>0 do
delete(s,pos(#9,s),1);
if length(s)=0 then continue;
if s[1]='&' then
begin
kf:='&'+key=s;
continue;
end;
if kf and (pos(name+'=',s)=1) then
begin
delete(s,1,length(name)+1);
catchValue:=s;
close(f);
exit;
end;
end;
close(f);
catchValue:='-1';//'arrrgh, couldn''t find &'+key+' -> '+name+' in '+fnam+'!';
end;
function getIntensity(wen: string; Spalte: Integer; Ordnung,Otol: extended; fit: boolean): TExtPoint;
var F: Textfile;
S: String;
n: float;
I,J: integer;
Daten: array of TExtPoint;
y0,dt,err: extended;
erg: TExtPoint;
begin
if not fileexists(datadir+'/Post/ft-'+wen) then writeln(datadir+'/Post/ft-'+wen);
assign(F,datadir+'/Post/ft-'+wen);
reset(F);
n:=0;
Setlength(Daten,0);
while not eof(F) do
begin
readln(F,S);
while (length(S)>0) and (S[1] in [#9,' ']) do
delete(S,1,1);
if (length(S)=0) or (S[1]='#') then continue;
S:=S+' ';
n:=strtofloat(copy(S,1,pos(' ',S)-1));
for I:=1 to Spalte do
begin
delete(S,1,pos(' ',S));
while (length(S)>0) and (S[1] in [#9,' ']) do
delete(S,1,1);
end;
S:=copy(S,1,pos(' ',S)-1);
if (abs(n-Ordnung)<=Otol/2) or (Otol<0) then
begin
Setlength(Daten,length(Daten)+1);
Daten[length(Daten)-1].x:=n-Ordnung;
Daten[length(Daten)-1].y:=strtofloat(S);
end;
end;
close(F);
err:=0.001;
if length(Daten)=0 then writeln('keine Daten zum fitten!');
if fit then
begin
y0:=0; // generate some usable values of y0 and dt to start with
I:=0;
while (Daten[I].x<0) and (I<length(Daten)) do
begin
y0:=Daten[I].y;
inc(I);
end;
J:=I;
while (I<length(Daten)-1) and (Daten[I].y > exp(-1)*y0) do
inc(I);
while (J>0) and (Daten[J].y > exp(-1)*y0) do
dec(J);
dt:=(Daten[I].x-Daten[J].x)/2;
if y0=0 then writeln('y0 ist vorher null!');
GaussFitDownhillSimplex(Daten,y0,dt,err);
if y0=0 then writeln('y0 ist nachher null!');
erg.val:=abs(y0*dt*sqrt(pi));
erg.err:=abs(sqrt(err/(length(Daten)-1))/y0);
end
else
begin
erg.val:=0;
erg.err:=0;
J:=0;
for I:=0 to length(Daten)-1 do
begin
erg.val:=erg.val+Daten[I].y;
if (10*I<length(Daten)) or
((length(Daten)-I-1)*10<length(Daten)) then
begin
erg.err:=erg.err+Daten[I].y;
inc(J);
end;
end;
erg.val:=erg.val*(Daten[1].x-Daten[0].x);
if J>0 then erg.err:=erg.err/J*(Daten[length(Daten)-1].x-Daten[0].x);
erg.err:=erg.err/erg.val;
end;
getIntensity:=erg;
end;
procedure fehler(errnum: integer);
var i: integer;
begin
case errnum of
0:
begin
writeln('number of given Params was '+inttostr(paramcount)+':');
for i:=0 to paramcount do
writeln(' '+inttostr(i)+': "'+paramstr(i)+'"');
writeln('usage:');
writeln(' '+paramstr(0)+' output input ($key $name)* \# (p|s)(t|r)(P?[0..9]*)');
writeln(' -- efficiency of p/s-pol., transm./refl., n-th (plasma) harmonic over $key-$name''s');
writeln(' '+paramstr(0)+' output ($key $name)* \# (p|s)(t|r)(P?[0..9]*)');
writeln(' -- headlines for above');
end;
1:
begin
writeln('error: corrupt harmoneff.ini');
end;
else
writeln('*** unknown error: error '+inttostr(errnum)+' ***');
end{of Case};
halt;
end;
function readString(Key,Nam: string): String;
var f: textfile;
s: string;
rightKey: boolean;
begin
assign(f,extractfilepath(Paramstr(0))+'harmoneff.ini');
reset(f);
rightKey:=false;
while not eof(f) do
begin
readln(f,s);
if pos('#',s)>0 then delete(s,pos('#',s),length(s));
while (length(s)>0) and (s[1] in [' ',#9]) do
delete(s,1,1);
while (length(s)>0) and (s[length(s)] in [' ',#9]) do
delete(s,length(s),1);
if length(s)=0 then continue;
if s[1]='&' then
begin
delete(s,1,1);
rightKey:=copy(s,1,length(Key))=Key;
continue;
end;
if not rightKey then continue;
if copy(s,1,length(Nam))=Nam then
begin
delete(s,1,length(Nam));
delete(s,1,pos('=',s));
while (length(s)>0) and (s[1] in [' ',#9]) do
delete(s,1,1);
readString:=s;
close(f);
exit;
end;
end;
close(f);
writeln('&'+Key+' '+Nam+' not found!');
fehler(1);
end;
function readFloat(Key,Nam: string): extended;
begin
readFloat:=strtofloat(readString(Key,Nam));
end;
function readInt(Key,Nam: string): integer;
begin
readInt:=strtoint(readString(Key,Nam));
end;
function readBool(Key,Nam: string): boolean;
begin
readBool:=readInt(Key,Nam)<>0;
end;
var inputintens,
outputintens,
zuPapier: TExtPoint;
i,j,numl: integer;
todos: array of TTodo;
lookats: array of TLookAt;
heading: boolean;
S: string;
nion,max_err,
lfbreite,
pfbreite: extended;
FOut: Textfile;
fitten,
mit_fehler,
plusminus: boolean;
spalte: array[boolean] of Integer; // [transm?]
input_pol: boolean; // p-pol?
const
wer: array[boolean,boolean] of String = (('gp','fm'),('gm','fp')); // [transm?,p-pol?]
procedure readIni;
begin
fitten:=readBool('integration','fitten');
mit_fehler:=readBool('output','mit_fehler');
plusminus:=readBool('output','plusminus');
max_err:=readFloat('output','max_err');
spalte[false]:=readInt('daten','l_pos');
spalte[true]:=readInt('daten','l_pos');
input_pol:=readBool('daten','input_pol');
lfbreite:=readFloat('integration','lfbreite');
pfbreite:=readFloat('integration','pfbreite');
end;
begin
if paramcount <= 1 then
fehler(0);
readIni;
Assign(FOut,Paramstr(1));
if fileexists(Paramstr(1)) then
Append(FOut)
else
Rewrite(FOut);
heading:=not fileexists(Paramstr(2));
setlength(lookats,0);
numl:=-1;
For i:=2+byte(not heading) to Paramcount do
if (Paramstr(i)='#') or (Paramstr(i)='\#') then
begin
if numl<>-1 then fehler(0);
numl:=i-1;
end;
if (numl=-1) or (odd(numl) xor heading) then fehler(0);
for i:=1 to (numl-1-Byte(not heading)) div 2 do
begin
setlength(lookats,length(lookats)+1);
lookats[length(lookats)-1].key:=Paramstr(Byte(not heading)+2*i);
lookats[length(lookats)-1].name:=Paramstr(Byte(not heading)+2*i+1);
end;
inc(numl,2);
setlength(todos,0);
For i:=numl to Paramcount do
begin
S:=paramstr(i);
if (length(S)<3) or
not (upcase(S[1]) in ['P','S']) or
not (upcase(S[2]) in ['T','R']) or
not (upcase(S[3]) in ['P','0'..'9']) then fehler(0);
for j:=4 to length(S) do
if not (S[j] in ['0'..'9']) then fehler(0);
setlength(todos,length(todos)+1);
todos[length(todos)-1].p_pol:=upcase(S[1]) = 'P';
todos[length(todos)-1].transmitted:=upcase(S[2]) = 'T';
todos[length(todos)-1].plasma:=upcase(S[3]) = 'P';
delete(S,1,2+Byte(todos[length(todos)-1].plasma));
todos[length(todos)-1].order:=strtoint(S);
end;
if heading then
begin
write(FOut,'source');
for i:=0 to length(lookats)-1 do
write(FOut,#9+lookats[i].key+'-'+lookats[i].name);
for i:=0 to length(todos)-1 do
begin
write(FOut,#9);
if todos[i].p_pol then S:='p'
else S:='s';
S:=S+'-pol ';
if todos[i].transmitted then S:=S+'transm.'
else S:=S+'refl.';
S:=S+' '+inttostr(todos[i].order);
if todos[i].plasma then S:=S+' (pl.)';
write(FOut,S);
if mit_fehler then write(FOut,#9'd_abs'#9'd_rel');
if plusminus then write(FOut,#9'min'+S+#9'max'+S);
end;
writeln(FOut);
end
else
begin
datadir:=catchValue(Paramstr(2),'output','path');
if not directoryexists(datadir) then
begin
delete(datadir,1,pos('/',datadir));
if directoryexists('../daten_alt/'+datadir) then
datadir:='../daten_alt/'+datadir
else
begin
if directoryexists('../daten_mittelalt/'+datadir) then
datadir:='../daten_mittelalt/'+datadir
else
begin
writeln('**************************************************************************');
writeln(datadir);
halt;
end;
end;
end;
inputintens:=getIntensity(wer[true,input_pol],1,1,-1,fitten); //'fp'
write(FOut,datadir);
for i:=0 to length(lookats)-1 do
write(FOut,#9+myfloattostr(strtofloat(catchValue(Paramstr(2),lookats[i].key,lookats[i].name))));
for i:=0 to length(todos)-1 do
begin
if todos[i].plasma then
begin
nion:=strtofloat(catchValue(Paramstr(2),'box','n_ion_over_nc'));
outputintens:=getIntensity(wer[todos[i].transmitted,todos[i].p_pol],
Spalte[todos[i].transmitted],
todos[i].order*sqrt(nion),
pfbreite/2*sqrt(nion),fitten);
end
else
begin
outputintens:=getIntensity(wer[todos[i].transmitted,todos[i].p_pol],
Spalte[todos[i].transmitted],
todos[i].order,
lfbreite,fitten);
end;
zuPapier:=divide(outputintens,inputintens);
if (zuPapier.Err <= max_err) or (max_err < 0) then
begin
write(FOut,#9+valuetostr(zuPapier,mit_fehler));
if plusminus then
write(FOut,#9+myfloattostr(zuPapier.Val*(1-zuPapier.Err))+
#9+myfloattostr(zuPapier.Val*(1+zuPapier.Err)));
end
else
begin
for J:=0 to 2*Byte(mit_fehler) + 2*Byte(plusminus) do
write(FOut,#9);
end;
end;
writeln(FOut);
end;
Close(FOut);
end.
|