aRTgeometry               package:aRT               R Documentation

_a_R_T_g_e_o_m_e_t_r_y

_D_e_s_c_r_i_p_t_i_o_n:

     TODO All aRT geometric data belongs to class aRTgeometry. 

     Objects of class aRTgeometry can be plotted and inserted in
     layers.

     aRT supports four types of geometry: points, polygons, lines and
     raster.

_G_e_o_m_e_t_r_i_e_s:

     _p_o_i_n_t_s: Object of the aRTlayer class.

     _p_o_l_y_g_o_n_s: Each one ends with the same point that it started. This
          way, one object can have more than one polygon and it can be
          stored in the same position.

     _l_i_n_e_s: a

     _r_a_s_t_e_r: Raster data are represented as matrix.

_A_u_t_h_o_r(_s):

     Pedro Ribeiro de Andrade Neto

_R_e_f_e_r_e_n_c_e_s:

     <URL: http://www.est.ufpr.br/aRT>

_S_e_e _A_l_s_o:

     See 'aRTlayer-class' to show the description of this class.

