box2df_penalty_single()

static float box2df_penalty_single ( const BOX2DF *  box )

inlinestatic

Definition at line 1264 of file gserialized_gist_2d.c.

{
        float boxxmin = box->xmin, boxxmax = box->xmax;
        float boxymin = box->ymin, boxymax = box->ymax;
 
        float dx = boxxmax - boxxmin, dy = boxymax - boxymin;
 
        float area = dx * dy;
        float edge = dx + dy;
 
        /* REALM 1: Area is nonzero, return it */
        if (area > FLT_EPSILON)
                return pack_float(area, 1);
        /* REALM 0: Area is zero, return edge  */
        else if (edge > FLT_EPSILON)
                return pack_float(edge, 0);
 
        return 0;
}

References pack_float().

Referenced by gserialized_gist_picksplit_2d().

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