goldberg.cpp File Reference

Goldberg-Coxeter construction. More...

#include "hyper.h"

Classes
struct	hr::gp::loc
struct	hr::gp::local_info
struct	hr::gp::goldberg_mapping_t

Namespaces
	hr

Macros
#define	corner_coords   (S3==3 ? corner_coords6 : corner_coords4)

Functions
EX loc	hr::gp::eudir (int d)
EX int	hr::gp::length (loc p)
EX int	hr::gp::fixg6 (int x)
EX int	hr::gp::get_code (const local_info &li)
EX local_info	hr::gp::get_local_info (cell *c)
EX int	hr::gp::last_dir (cell *c)
EX loc	hr::gp::get_coord (cell *c)
EX int	hr::gp::pseudohept_val (cell *c)
void	hr::gp::clear_mapping ()
goldberg_mapping_t &	hr::gp::get_mapping (loc c)
cell *&	hr::gp::peek (cellwalker cw)
cellwalker	hr::gp::get_localwalk (const goldberg_mapping_t &wc, int dir)
void	hr::gp::set_localwalk (goldberg_mapping_t &wc, int dir, const cellwalker &cw)
bool	hr::gp::pull (loc at, int dir)
void	hr::gp::conn1 (loc at, int dir, int dir1)
void	hr::gp::conn (loc at, int dir)
EX transmatrix &	hr::gp::get_adj (cell *c, int i)
goldberg_mapping_t &	hr::gp::set_heptspin (loc at, heptspin hs)
EX void	hr::gp::extend_map (cell *c, int d)
EX hyperpoint	hr::gp::loctoh_ort (loc at)
hyperpoint	hr::gp::cornmul (const transmatrix &corners, const hyperpoint &c)
hyperpoint	hr::gp::atz (const transmatrix &T, const transmatrix &corners, loc at, int cornerid=6, ld cf=3)
transmatrix	hr::gp::dir_matrix (int i)
void	hr::gp::prepare_matrices ()
EX hyperpoint	hr::gp::get_corner_position (const local_info &li, int cid, ld cf IS(3))
EX hyperpoint	hr::gp::get_corner_position (cell *c, int cid, ld cf IS(3))
EX void	hr::gp::compute_geometry ()
loc	hr::gp::internal_representation (loc v)
EX loc	hr::gp::human_representation (loc v)
void	hr::gp::whirl_set (loc xy)
string	hr::gp::helptext ()
void	hr::gp::show ()
EX loc	hr::gp::univ_param ()
EX void	hr::gp::configure ()
EX void	hr::gp::be_in_triangle (local_info &li)
EX int	hr::gp::solve_triangle (int dmain, int d0, int d1, loc at)
int	hr::gp::solve_quad (int dmain, int d0, int d1, int dx, loc at)
EX hyperpoint	hr::gp::get_master_coordinates (cell *c)
EX int	hr::gp::compute_dist (cell *c, int master_function(cell *))
EX int	hr::gp::dist_2 ()
EX int	hr::gp::dist_3 ()
EX int	hr::gp::dist_1 ()
EX array< heptagon *, 3 >	hr::gp::get_masters (cell *c)
EX string	hr::gp::operation_name ()

Variables
EX loc	hr::gp::param = loc(1, 0)
EX hyperpoint	hr::gp::next
goldberg_mapping_t	hr::gp::goldberg_map [32][32]
int	hr::gp::spawn
EX bool	hr::gp::do_adjm
EX map< pair< cell *, int >, transmatrix >	hr::gp::gp_adj
hyperpoint	hr::gp::corner_coords6 [7]
hyperpoint	hr::gp::corner_coords4 [7]
map< pair< int, int >, loc >	hr::gp::center_locs
loc	hr::gp::config

Detailed Description

Goldberg-Coxeter construction.

This is generally not used for standard pure and bitruncated tilings, even though they are technically Goldberg too.

Variable Documentation

corner_coords6

hyperpoint hr::gp::corner_coords6[7]

Initial value:

= {
    point3(2, -1, 0),
    point3(1, 1, 0),
    point3(-1, 2, 0),
    point3(-2, 1, 0),
    point3(-1, -1, 0),
    point3(1, -2, 0),
    point3(0, 0, 0) 
    }

corner_coords4

hyperpoint hr::gp::corner_coords4[7]

Initial value:

= {
    point3(1.5, -1.5, 0),
 
    point3(1.5, 1.5, 0),
 
    point3(-1.5, 1.5, 0),
 
    point3(-1.5, -1.5, 0),
 
    point3(0, 0, 0),
    point3(0, 0, 0),
    point3(0, 0, 0)
    }