create_linestring()

static SHPObject * create_linestring ( SHPDUMPERSTATE *  state, LWLINE *  lwlinestring  )

static

Definition at line 349 of file pgsql2shp-core.c.

{
        SHPObject *obj;
        POINT4D p4d;
        uint32_t i;
 
        double *xpts, *ypts, *zpts, *mpts;
 
        /* Allocate storage for points */
        xpts = malloc(sizeof(double) * lwlinestring->points->npoints);
        ypts = malloc(sizeof(double) * lwlinestring->points->npoints);
        zpts = malloc(sizeof(double) * lwlinestring->points->npoints);
        mpts = malloc(sizeof(double) * lwlinestring->points->npoints);
 
        /* Grab the points: note getPoint4d will correctly handle
        the case where the POINTs don't contain Z or M coordinates */
        for (i = 0; i < lwlinestring->points->npoints; i++)
        {
                p4d = getPoint4d(lwlinestring->points, i);
 
                xpts[i] = p4d.x;
                ypts[i] = p4d.y;
                zpts[i] = p4d.z;
                mpts[i] = p4d.m;
 
                LWDEBUGF(4, "Linestring - Point: %g %g %g %g", i, xpts[i], ypts[i], zpts[i], mpts[i]);
        }
 
        obj = SHPCreateObject(state->outshptype, -1, 0, NULL, NULL, lwlinestring->points->npoints, xpts, ypts, zpts, mpts);
 
        free(xpts);
        free(ypts);
        free(zpts);
        free(mpts);
 
        return obj;
}

References free(), getPoint4d(), LWDEBUGF, POINT4D::m, malloc(), POINTARRAY::npoints, shp_dumper_state::outshptype, LWLINE::points, SHPCreateObject(), POINT4D::x, POINT4D::y, and POINT4D::z.

Referenced by ShpLoaderGenerateShapeRow().

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