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<p class=MsoNormal>Hi All,<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>I was trying to create a shapefile using the code below:<o:p></o:p></p>
<p class=MsoNormal>It looks like though the fieldnames are getting created but
the values (I tried just one row) are not getting created:<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>OGRRegisterAll();<o:p></o:p></p>
<p class=MsoNormal> OGRSFDriver *poDriver =
OGRSFDriverRegistrar::GetRegistrar()->GetDriverByName("ESRI
Shapefile");<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal> OGRDataSource *poDS =
poDriver->CreateDataSource("point_out.shp", 0);<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal> OGRLayer *poLayer =
poDS->CreateLayer("point_out", 0, wkbPoint, 0);<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal> OGRFieldDefn
oField1("Longitude", OFTReal);<o:p></o:p></p>
<p class=MsoNormal> OGRFieldDefn
oField2("Latitude", OFTReal);<o:p></o:p></p>
<p class=MsoNormal> OGRFieldDefn oField3("Speed",
OFTReal);<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal> if(poLayer->CreateField(&oField1)
!= OGRERR_NONE)<o:p></o:p></p>
<p class=MsoNormal> {<o:p></o:p></p>
<p class=MsoNormal> std::cout
<< "creation of Longitude failed" << std::endl;<o:p></o:p></p>
<p class=MsoNormal> exit(1);<o:p></o:p></p>
<p class=MsoNormal> }<o:p></o:p></p>
<p class=MsoNormal> if(poLayer->CreateField(&oField2)
!= OGRERR_NONE)<o:p></o:p></p>
<p class=MsoNormal> {<o:p></o:p></p>
<p class=MsoNormal> std::cout
<< "creation of Latitude failed" << std::endl;<o:p></o:p></p>
<p class=MsoNormal> exit(1);<o:p></o:p></p>
<p class=MsoNormal> }<o:p></o:p></p>
<p class=MsoNormal> if(poLayer->CreateField(&oField3)
!= OGRERR_NONE)<o:p></o:p></p>
<p class=MsoNormal> {<o:p></o:p></p>
<p class=MsoNormal> std::cout
<< "creation of Speed failed" << std::endl;<o:p></o:p></p>
<p class=MsoNormal> exit(1);<o:p></o:p></p>
<p class=MsoNormal> }<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal> OGRFeature
*poFeature = OGRFeature::CreateFeature( poLayer->GetLayerDefn() );<o:p></o:p></p>
<p class=MsoNormal>
poFeature->SetField("Longitude", 1.1);<o:p></o:p></p>
<p class=MsoNormal>
poFeature->SetField("Latitude", 2.2);<o:p></o:p></p>
<p class=MsoNormal>
poFeature->SetField("Speed", 3.3);<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal> if(
poLayer->CreateFeature( poFeature ) != OGRERR_NONE )<o:p></o:p></p>
<p class=MsoNormal> {<o:p></o:p></p>
<p class=MsoNormal>
std::cout << "Failed to create feature in shapefile"
<< std::endl;<o:p></o:p></p>
<p class=MsoNormal>
exit( 1 );<o:p></o:p></p>
<p class=MsoNormal> }<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal> OGRFeature::DestroyFeature(
poFeature );<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>Am I missing something basic here ?<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>Thanks,<o:p></o:p></p>
<p class=MsoNormal>Chandra<o:p></o:p></p>
</div>
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