explicit PartiallySortedData(std::size_t n, std::size_t shuffles, T min = 0)
: base_type("sorted data " + range_str(min, min+n), n)
, m_rd()
, m_gen(m_rd())
, m_min(min)
, m_max(min+n)
, m_shuffles(shuffles)
{
resize_and_shuffle();
D() << "created PartiallySortedData" << base_type::m_data;
}
explicit RandomData(std::size_t n,
T min = std::numeric_limits<T>::lowest(),
T max = std::numeric_limits<T>::max())
: base_type("uniform random " + range_str(min, max), n)
, m_seed(utils::not_so_random_device()())
, m_gen(m_seed)
, m_min(min)
, m_max(max)
{
base_type::m_data.resize(base_type::get_n());
generate(m_min, m_max);
#ifdef DEBUG_RANDOM
auto h = utils::simple_histogram<T>(base_type::m_data, 50, min, max);
utils::draw_histogram(h);
#endif
}
//------------------------------------------------------------------------------
//!
RCP<DFNodeAttrList>
DFNoiseImageEditor::attributes() const
{
RCP<DFNodeAttrList> atts = new DFNodeAttrList();
RCP<Table> enums = new Table();
enums->pushBack( "Cell" );
enums->pushBack( "Perlin" );
enums->pushBack( "Perlin filtered" );
enums->pushBack( "Voronoi" );
enums->pushBack( "Fractional Brownian motion");
atts->add( DFNodeAttr( "ENUM", ID_TYPE, "Type" ).enums( enums.ptr() ) );
RCP<DFNodeAttrList> list;
RCP<Table> xtra;
ConstString range_str( "range" );
// Perlin Filtered.
list = new DFNodeAttrList();
xtra = new Table();
xtra->set( range_str, Vec2f(0.2f, 0.75f) );
list->add( DFNodeAttr( "FLOAT", ID_PERFIL_WIDTH, "Width" ).extras( xtra.ptr() ) );
atts->add( DFNodeAttr( ID_PERFIL, "", list.ptr() ) );
// Voronoi.
list = new DFNodeAttrList();
xtra = new Table();
xtra->set( range_str, Vec2f(-2.0f, 2.0f) );
list->add( DFNodeAttr( "FLOAT", ID_JITTER, "Jitter" ).extras( xtra.ptr() ) );
atts->add( DFNodeAttr( ID_VORONOI, "", list.ptr() ) );
// FBM.
list = new DFNodeAttrList();
xtra = new Table();
xtra->set( range_str, Vec2f(0.0f, 1.0f) );
list->add( DFNodeAttr( "FLOAT", ID_FBM_WIDTH, "Width" ).extras( xtra.ptr() ) );
xtra = new Table();
xtra->set( range_str, Vec2f(1.0f, 8.0) );
list->add( DFNodeAttr( "INT" , ID_OCTAVE, "Octaves" ).extras( xtra.ptr() ) );
list->add( DFNodeAttr( "FLOAT", ID_LACUNARITY, "Lacunarity" ) );
list->add( DFNodeAttr( "FLOAT", ID_GAIN, "Gain" ) );
atts->add( DFNodeAttr( ID_FBM, "", list.ptr() ) );
return atts;
}
