C++ (Cpp) OGRRealloc示例

示例#1

void OGRPolygon::addRingDirectly( OGRLinearRing * poNewRing )

{
    papoRings = (OGRLinearRing **) OGRRealloc( papoRings,
                                               sizeof(void*) * (nRingCount+1));

    papoRings[nRingCount] = poNewRing;

    nRingCount++;
}

示例#2

OGRErr OGRGeometryCollection::addGeometryDirectly( OGRGeometry * poNewGeom )

{
    papoGeoms = (OGRGeometry **) OGRRealloc( papoGeoms,
                                             sizeof(void*) * (nGeomCount+1) );

    papoGeoms[nGeomCount] = poNewGeom;

    nGeomCount++;

    return OGRERR_NONE;
}

示例#3

文件： ogrpolygon.cpp 项目： actian-geospatial/ogr-ingres

void OGRPolygon::addRing( OGRLinearRing * poNewRing )

{
    papoRings = (OGRLinearRing **) OGRRealloc( papoRings,
                                               sizeof(void*) * (nRingCount+1));

    papoRings[nRingCount] = new OGRLinearRing( poNewRing );

    nRingCount++;

    if( poNewRing->getCoordinateDimension() == 3 )
        nCoordDimension = 3;
}

示例#4

文件： ogrgeometrycollection.cpp 项目： puggan/OpenCPN

OGRErr OGRGeometryCollection::addGeometryDirectly( OGRGeometry * poNewGeom )

{
    papoGeoms = (OGRGeometry **) OGRRealloc( papoGeoms,
                                             sizeof(void*) * (nGeomCount+1) );

    papoGeoms[nGeomCount] = poNewGeom;

    nGeomCount++;

    if( poNewGeom->getCoordinateDimension() == 3 )
        nCoordinateDimension = 3;

    return OGRERR_NONE;
}

示例#5

void OGRLineString::setNumPoints( int nNewPointCount )

{
    if( nNewPointCount == 0 )
    {
        OGRFree( paoPoints );
        paoPoints = NULL;
        
        OGRFree( padfZ );
        padfZ = NULL;
        
        nPointCount = 0;
        return;
    }

    if( nNewPointCount > nPointCount )
    {
        paoPoints = (OGRRawPoint *)
            OGRRealloc(paoPoints, sizeof(OGRRawPoint) * nNewPointCount);

        assert( paoPoints != NULL );
        
        memset( paoPoints + nPointCount,
                0, sizeof(OGRRawPoint) * (nNewPointCount - nPointCount) );
        
        if( getCoordinateDimension() == 3 )
        {
            padfZ = (double *)
                OGRRealloc( padfZ, sizeof(double)*nNewPointCount );
            memset( padfZ + nPointCount, 0,
                    sizeof(double) * (nNewPointCount - nPointCount) );
        }
    }

    nPointCount = nNewPointCount;
}

示例#6

文件： ogrcurvecollection.cpp 项目： rashadkm/lib_gdal

OGRErr OGRCurveCollection::addCurveDirectly( OGRGeometry* poGeom,
                                             OGRCurve* poCurve,
                                             int bNeedRealloc )
{
    if( poCurve->getCoordinateDimension() == 3 && poGeom->getCoordinateDimension() != 3 )
        poGeom->setCoordinateDimension(3);
    else if( poCurve->getCoordinateDimension() != 3 && poGeom->getCoordinateDimension() == 3 )
        poCurve->setCoordinateDimension(3);

    if( bNeedRealloc )
    {
        papoCurves = (OGRCurve **) OGRRealloc( papoCurves,
                                             sizeof(OGRCurve*) * (nCurveCount+1) );
    }

    papoCurves[nCurveCount] = poCurve;

    nCurveCount++;

    return OGRERR_NONE;
}