std::string compare(mapnik::geometry::geometry<std::int64_t> const& g)
{
vector_tile::Tile_Feature feature = geometry_to_feature(g);
mapnik::vector_tile_impl::Geometry<double> geoms(feature,0.0,0.0,1.0,1.0);
auto g2 = mapnik::vector_tile_impl::decode_geometry<double>(geoms,feature.type());
return decode_to_path_string(g2);
}
geom::Geometry* CascadedPolygonUnion::unionTree(
index::strtree::ItemsList* geomTree)
{
/**
* Recursively unions all subtrees in the list into single geometries.
* The result is a list of Geometry's only
*/
std::auto_ptr<GeometryListHolder> geoms(reduceToGeometries(geomTree));
return binaryUnion(geoms.get());
}
Collider3DRef Collider3D::Build(const PrimitiveList& list)
{
std::size_t primitiveCount = list.GetSize();
if (primitiveCount > 1)
{
std::vector<Collider3DRef> geoms(primitiveCount);
for (unsigned int i = 0; i < primitiveCount; ++i)
geoms[i] = CreateGeomFromPrimitive(list.GetPrimitive(i));
return CompoundCollider3D::New(std::move(geoms));
}
else if (primitiveCount > 0)
return CreateGeomFromPrimitive(list.GetPrimitive(0));
else
return NullCollider3D::New();
}
GeometryListHolder*
CascadedPolygonUnion::reduceToGeometries(index::strtree::ItemsList* geomTree)
{
std::auto_ptr<GeometryListHolder> geoms (new GeometryListHolder());
typedef index::strtree::ItemsList::iterator iterator_type;
iterator_type end = geomTree->end();
for (iterator_type i = geomTree->begin(); i != end; ++i) {
if ((*i).get_type() == index::strtree::ItemsListItem::item_is_list) {
std::auto_ptr<geom::Geometry> geom (unionTree((*i).get_itemslist()));
geoms->push_back_owned(geom.get());
geom.release();
}
else if ((*i).get_type() == index::strtree::ItemsListItem::item_is_geometry) {
geoms->push_back(reinterpret_cast<geom::Geometry*>((*i).get_geometry()));
}
else {
assert(!"should never be reached");
}
}
return geoms.release();
}
NzBaseGeom* NzBaseGeom::Build(NzPhysWorld* physWorld, const NzPrimitiveList& list)
{
unsigned int primitiveCount = list.GetSize();
#if NAZARA_PHYSICS_SAFE
if (primitiveCount == 0)
{
NazaraError("PrimitiveList must have at least one primitive");
return nullptr;
}
#endif
if (primitiveCount > 1)
{
std::vector<NzBaseGeom*> geoms(primitiveCount);
for (unsigned int i = 0; i < primitiveCount; ++i)
geoms[i] = CreateGeomFromPrimitive(physWorld, list.GetPrimitive(i));
return new NzCompoundGeom(physWorld, &geoms[0], primitiveCount);
}
else
return CreateGeomFromPrimitive(physWorld, list.GetPrimitive(0));
}
