Method: RGeo::Geos::CAPIGeometryMethods#intersects?

Defined in:
ext/geos_c_impl/geometry.c

#intersects?(rhs) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/geos_c_impl/geometry.c', line 435

static VALUE
method_geometry_intersects(VALUE self, VALUE rhs)
{
  VALUE result;
  RGeo_GeometryData* self_data;
  const GEOSGeometry* self_geom;
  const GEOSGeometry* rhs_geom;
  char val;
  int state = 0;
#ifdef RGEO_GEOS_SUPPORTS_PREPARED1
  const GEOSPreparedGeometry* prep;
#endif

  result = Qnil;
  self_data = RGEO_GEOMETRY_DATA_PTR(self);
  self_geom = self_data->geom;
  if (self_geom) {
    rhs_geom =
      rgeo_convert_to_geos_geometry(self_data->factory, rhs, Qnil, &state);
    if (state) {
      rb_jump_tag(state);
    }
#ifdef RGEO_GEOS_SUPPORTS_PREPARED1
    prep = rgeo_request_prepared_geometry(self_data);
    if (prep)
      val = GEOSPreparedIntersects(prep, rhs_geom);
    else
#endif
      val = GEOSIntersects(self_geom, rhs_geom);
    if (val == 0) {
      result = Qfalse;
    } else if (val == 1) {
      result = Qtrue;
    }
  }
  return result;
}