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我正在开发GDAL库版本为1.11.4的CAD程序。使用GDAL将DXF块从一个文件导入另一个文件
我有两个DXF文件:a.dxf
和b.dxf
。 a.dxf
是一个模板文件。该文件有一个块层。它包含一些功能(符号信息)。 b.dxf
包含一些点坐标。我应该使用符号(a.dxf
)显示点(b.dxf
)。
我的想法:从a.dxf
导出块并将它们导入到b.dxf
。
但是b.dxf
无法在CAD上打开。她是我的代码:
enter code here
#include "stdafx.h"
#include "gdal_priv.h"
#include "ogrsf_frmts.h"
#include "gdal.h"
#include "stdio.h"
int main()
{
const char *pszDriverName = "DXF";
OGRSFDriver *poDriver = nullptr;
RegisterOGRDXF();
CPLSetConfigOption("GDAL_DATA", "./debug/data");
CPLSetConfigOption("DXF_INLINE_BLOCKS", "false");
poDriver = OGRSFDriverRegistrar::GetRegistrar()->GetDriverByName("DXF");
if (poDriver == NULL)
{
printf("%s driver not available.\n", pszDriverName);
exit(1);
}
OGRDataSource* poDS = OGRSFDriverRegistrar::Open("a.dxf", true, &poDriver);
//the block layer
OGRLayer* blockLayer = poDS->GetLayer(0);
OGRFeature* copy = blockLayer->GetFeature(0);
OGRDataSource* poDS1 = poDriver->CreateDataSource("b.dxf");
OGRLayer* blockLayer1 = poDS1->CreateLayer("blocks");
OGRLayer* entityLayer1 = poDS1->CreateLayer("entites");
auto err1 = blockLayer1->CreateFeature(copy);
OGRFeature::DestroyFeature(copy);
OGRDataSource::DestroyDataSource(poDS);
OGRDataSource::DestroyDataSource(poDS1);
}
有谁知道问题是什么?