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+ avoid copying

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This commit is contained in:
Artem Pavlenko 2012-05-31 09:33:55 +01:00
parent 6e23b64244
commit de71db7d38
1 changed files with 8 additions and 8 deletions
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16
include/mapnik/vertex_converters.hpp
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@ -105,7 +105,7 @@ struct converter_traits<T, mapnik::clip_line_tag>
template <typename Args> template <typename Args>
static void setup(geometry_type & geom, Args & args) static void setup(geometry_type & geom, Args & args)
{ {
typename boost::mpl::at<Args,boost::mpl::int_<0> >::type box = boost::fusion::at_c<0>(args); typename boost::mpl::at<Args,boost::mpl::int_<0> >::type const& box = boost::fusion::at_c<0>(args);
geom.clip_box(box.minx(),box.miny(),box.maxx(),box.maxy()); geom.clip_box(box.minx(),box.miny(),box.maxx(),box.maxy());
} }
}; };
@ -120,7 +120,7 @@ struct converter_traits<T, mapnik::dash_tag>
template <typename Args> template <typename Args>
static void setup(geometry_type & geom, Args & args) static void setup(geometry_type & geom, Args & args)
{ {
typename boost::mpl::at<Args,boost::mpl::int_<2> >::type sym = boost::fusion::at_c<2>(args); typename boost::mpl::at<Args,boost::mpl::int_<2> >::type const& sym = boost::fusion::at_c<2>(args);
double scale_factor = boost::fusion::at_c<5>(args); double scale_factor = boost::fusion::at_c<5>(args);
stroke const& stroke_ = sym.get_stroke(); stroke const& stroke_ = sym.get_stroke();
dash_array const& d = stroke_.get_dash_array(); dash_array const& d = stroke_.get_dash_array();
@ -144,7 +144,7 @@ struct converter_traits<T, mapnik::stroke_tag>
template <typename Args> template <typename Args>
static void setup(geometry_type & geom, Args & args) static void setup(geometry_type & geom, Args & args)
{ {
typename boost::mpl::at<Args,boost::mpl::int_<2> >::type sym = boost::fusion::at_c<2>(args); typename boost::mpl::at<Args,boost::mpl::int_<2> >::type const& sym = boost::fusion::at_c<2>(args);
stroke const& stroke_ = sym.get_stroke(); stroke const& stroke_ = sym.get_stroke();
set_join_caps(stroke_,geom); set_join_caps(stroke_,geom);
geom.generator().miter_limit(stroke_.get_miterlimit()); geom.generator().miter_limit(stroke_.get_miterlimit());
@ -163,7 +163,7 @@ struct converter_traits<T,mapnik::clip_poly_tag>
template <typename Args> template <typename Args>
static void setup(geometry_type & geom, Args & args) static void setup(geometry_type & geom, Args & args)
{ {
typename boost::mpl::at<Args,boost::mpl::int_<0> >::type box = boost::fusion::at_c<0>(args); typename boost::mpl::at<Args,boost::mpl::int_<0> >::type const& box = boost::fusion::at_c<0>(args);
geom.clip_box(box.minx(),box.miny(),box.maxx(),box.maxy()); geom.clip_box(box.minx(),box.miny(),box.maxx(),box.maxy());
} }
}; };
@ -178,8 +178,8 @@ struct converter_traits<T,mapnik::transform_tag>
template <typename Args> template <typename Args>
static void setup(geometry_type & geom, Args & args) static void setup(geometry_type & geom, Args & args)
{ {
typename boost::mpl::at<Args,boost::mpl::int_<3> >::type tr = boost::fusion::at_c<3>(args); typename boost::mpl::at<Args,boost::mpl::int_<3> >::type const& tr = boost::fusion::at_c<3>(args);
typename boost::mpl::at<Args,boost::mpl::int_<4> >::type prj_trans = boost::fusion::at_c<4>(args); typename boost::mpl::at<Args,boost::mpl::int_<4> >::type const& prj_trans = boost::fusion::at_c<4>(args);
geom.set_proj_trans(prj_trans); geom.set_proj_trans(prj_trans);
geom.set_trans(tr); geom.set_trans(tr);
} }
@ -202,7 +202,7 @@ struct converter_traits<T,mapnik::affine_transform_tag>
template <typename Args> template <typename Args>
static void setup(geometry_type & geom, Args & args) static void setup(geometry_type & geom, Args & args)
{ {
typename boost::mpl::at<Args,boost::mpl::int_<2> >::type sym = boost::fusion::at_c<2>(args); typename boost::mpl::at<Args,boost::mpl::int_<2> >::type const& sym = boost::fusion::at_c<2>(args);
boost::array<double,6> const& m = sym.get_transform(); boost::array<double,6> const& m = sym.get_transform();
geom.trans_.load_from(&m[0]); geom.trans_.load_from(&m[0]);
} }
@ -217,7 +217,7 @@ struct converter_traits<T,mapnik::offset_transform_tag>
template <typename Args> template <typename Args>
static void setup(geometry_type & geom, Args & args) static void setup(geometry_type & geom, Args & args)
{ {
typename boost::mpl::at<Args,boost::mpl::int_<2> >::type sym = boost::fusion::at_c<2>(args); typename boost::mpl::at<Args,boost::mpl::int_<2> >::type const& sym = boost::fusion::at_c<2>(args);
geom.set_offset(sym.offset()); geom.set_offset(sym.offset());
} }
}; };