ptarray_to_wkb_size()

static size_t ptarray_to_wkb_size ( const POINTARRAY *  pa, uint8_t  variant  )

static

Definition at line 353 of file lwout_wkb.c.

References POINTARRAY::flags, FLAGS_NDIMS, POINTARRAY::npoints, WKB_DOUBLE_SIZE, WKB_EXTENDED, WKB_INT_SIZE, WKB_ISO, and WKB_NO_NPOINTS.

Referenced by lwline_to_wkb_size(), lwpoint_to_wkb_size(), lwpoly_to_wkb_size(), and lwtriangle_to_wkb_size().

{
        int dims = 2;
        size_t size = 0;

        if ( variant & (WKB_ISO | WKB_EXTENDED) )
                dims = FLAGS_NDIMS(pa->flags);

        /* Include the npoints if it's not a POINT type) */
        if ( ! ( variant & WKB_NO_NPOINTS ) )
                size += WKB_INT_SIZE;

        /* size of the double list */
        size += pa->npoints * dims * WKB_DOUBLE_SIZE;

        return size;
}

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