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<p class=MsoNormal><font size=1 face="Times New Roman"><span lang=EN-GB
style='font-size:9.0pt;mso-ansi-language:EN-GB;mso-no-proof:yes'>I’m
looking for a C/C++ source code for a polynomial approximation of control
points. <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=1 face="Times New Roman"><span lang=EN-GB
style='font-size:9.0pt;mso-ansi-language:EN-GB;mso-no-proof:yes'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=1 face="Times New Roman"><span lang=EN-GB
style='font-size:9.0pt;mso-ansi-language:EN-GB;mso-no-proof:yes'>Input : X Y
LAT LON of control points. <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=1 face="Times New Roman"><span lang=EN-GB
style='font-size:9.0pt;mso-ansi-language:EN-GB;mso-no-proof:yes'>Output :
polynomial coefficients, any degree of polynomial (1, 2, 3…)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=1 face="Times New Roman"><span lang=EN-GB
style='font-size:9.0pt;mso-ansi-language:EN-GB;mso-no-proof:yes'>Can be used
from projected coordinates (XY) to LAT / LON and back. <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=1 face="Times New Roman"><span lang=EN-GB
style='font-size:9.0pt;mso-ansi-language:EN-GB;mso-no-proof:yes'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=1 face="Times New Roman"><span lang=EN-GB
style='font-size:9.0pt;mso-ansi-language:EN-GB;mso-no-proof:yes'>The purpuse is
to georeference raster charts from a paper source. <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=1 face="Times New Roman"><span lang=EN-GB
style='font-size:9.0pt;mso-ansi-language:EN-GB;mso-no-proof:yes'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=1 face="Times New Roman"><span lang=EN-GB
style='font-size:9.0pt;mso-ansi-language:EN-GB;mso-no-proof:yes'>I’ve not
seen any software at FreeGIS with such capacity. I’m not expert of all
freegis software, but usually they use rectified images, conformal to one
defined projection. They do not manage errors in shape from paper source. </span></font><span
lang=EN-GB style='mso-ansi-language:EN-GB'><o:p></o:p></span></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><o:p> </o:p></span></font></p>
<p class=MsoAutoSig><font size=1 face="Times New Roman"><span lang=EN-GB
style='font-size:9.0pt;mso-ansi-language:EN-GB;mso-no-proof:yes'>Ronan GOLHEN<o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=1 face="Times New Roman"><span lang=EN-GB
style='font-size:9.0pt;mso-ansi-language:EN-GB;mso-no-proof:yes'>Technical
Manager<o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=1 face="Times New Roman"><span lang=EN-GB
style='font-size:8.0pt;mso-ansi-language:EN-GB;mso-no-proof:yes'>I&M </span></font><font
size=1><span style='font-size:8.0pt;mso-no-proof:yes'><a
href="http://www.maxsea.com"><span lang=EN-GB style='mso-ansi-language:EN-GB'>http://www.maxsea.com</span></a></span></font><font
size=1><span lang=EN-GB style='font-size:8.0pt;mso-ansi-language:EN-GB;
mso-no-proof:yes'> </span></font><font size=1><span
style='font-size:8.0pt;mso-no-proof:yes'><a href="http://www.navcenter.com"><span
lang=EN-GB style='mso-ansi-language:EN-GB'>http://www.navcenter.com</span></a></span></font><font
size=1><span style='font-size:8.0pt;mso-ansi-language:EN-GB;mso-no-proof:yes'> </span></font><span
lang=EN-GB style='mso-ansi-language:EN-GB;mso-no-proof:yes'><o:p></o:p></span></p>
<p class=MsoAutoSig><font size=1 face="Times New Roman"><span style='font-size:
8.0pt;mso-no-proof:yes'><a href="mailto:ronan@informatique-mer.fr">mailto:ronan@informatique-mer.fr</a><o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=1 face="Times New Roman"><span style='font-size:
8.0pt;mso-no-proof:yes'>Tel:33 (0)5 59 43 81 02 Fax: 33
(0)5 59 43 81 01<o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=1 face="Times New Roman"><span style='font-size:
8.0pt;mso-no-proof:yes'>Mobile : 33 (0)6 10 76 66 51</span></font><span
style='mso-no-proof:yes'><o:p></o:p></span></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
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