%% bldelem1.ldf
%% Created by Laurence D. Finston (LDF) Tue May 29 13:07:43 CEST 2012

%% $Id: bldelem1.ldf,v 1.15 2012/06/23 23:40:49 lfinsto1 Exp $

%% * (1) Copyright and License.

%%%% This file is part of GNU 3DLDF, a package for three-dimensional drawing.  
%%%% Copyright (C) 2012 The Free Software Foundation  

%%%% GNU 3DLDF is free software; you can redistribute it and/or modify 
%%%% it under the terms of the GNU General Public License as published by 
%%%% the Free Software Foundation; either version 3 of the License, or 
%%%% (at your option) any later version.  

%%%% GNU 3DLDF is distributed in the hope that it will be useful, 
%%%% but WITHOUT ANY WARRANTY; without even the implied warranty of 
%%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
%%%% GNU General Public License for more details.  

%%%% You should have received a copy of the GNU General Public License 
%%%% along with GNU 3DLDF; if not, write to the Free Software 
%%%% Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA 

%%%% GNU 3DLDF is a GNU package.  
%%%% It is part of the GNU Project of the  
%%%% Free Software Foundation 
%%%% and is published under the GNU General Public License. 
%%%% See the website http://www.gnu.org 
%%%% for more information.   
%%%% GNU 3DLDF is available for downloading from 
%%%% http://www.gnu.org/software/3dldf/LDF.html.

%%%% Please send bug reports to Laurence.Finston@gmx.de
%%%% The mailing list help-3dldf@gnu.org is available for people to 
%%%% ask other users for help.  
%%%% The mailing list info-3dldf@gnu.org is for sending 
%%%% announcements to users. To subscribe to these mailing lists, send an 
%%%% email with ``subscribe <email-address>'' as the subject.  

%%%% The author can be contacted at: 

%%%% Laurence D. Finston 
%%%% c/o Free Software Foundation, Inc. 
%%%% 51 Franklin St, Fifth Floor 
%%%% Boston, MA  02110-1301  
%%%% USA

%%%% Laurence.Finston@gmx.de
 


%% Created:  May 29, 2012
%% Last updated:  June 23, 2012

%% Run like this:

%% 3dldf bldelem1.ldf 
%% mpost bldelem1.mp 
%% tex bldelem1.txt 
%% dvips -o bldelem1.ps bldelem1.dvi
%% ps2pdf bldelem1.ps

%% All on one line:
if false:
3dldf bldelem1.ldf && mpost bldelem1.mp && tex bldelem1.txt && \
dvips -o bldelem1.ps bldelem1.dvi \
&& ps2pdf bldelem1.ps
fi;

%% View the PostScript file using Ghostview like this:
%% gv bldelem1.ps &
%% or with GNU Ghostview like this:
%% ggv bldelem1.ps &

%% View the PDF file with Acrobat Reader like this:
%% acroread bldelem1.pdf &

%% * (1) Beginning of 3DLDF code.

input "bldelem1.lmc";

%% * (1) Declarations

picture v;

focus f[];

set f0 with_position (-20, 30, -50) 
       with_direction (-20, 30, 10) with_distance 40; 


boolean do_testing;

numeric ZERO;
ZERO := 0;


%% Figure 0 must be generated.

beginfig(0);
   drawdot origin;
endfig with_projection parallel_x_y no_sort;

boolean double_tabs;

numeric h_offset;
numeric tab_height;

%% *** (3)

beginfig(1); 
    rect_prism (ZERO) {1, 3, 1, false, true, 3, 3, 5};
endfig with_projection parallel_x_y no_sort;

beginfig(1001); 
    rect_prism (v) {1, 3, 1, true, true, 3, 3, 5};
endfig with_projection parallel_x_y no_sort;

beginfig(2001); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;

%% *** (3)

beginfig(2); 
    rect_prism (ZERO) {1, 4, 1, false, true, 3, 3, 5};
endfig with_projection parallel_x_y no_sort;

beginfig(1002); 
    rect_prism (v) {1, 4, 1, true, true, 3, 3, 5};
endfig with_projection parallel_x_y no_sort;

beginfig(2002); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;

%% *** (3)

beginfig(3); 
    rect_prism (ZERO) {1, 5, 1, false, true, 3, 3, 7};
endfig with_projection parallel_x_y no_sort;

beginfig(1003); 
    rect_prism (v) {1, 5, 1, true, true, 3, 3, 7};
endfig with_projection parallel_x_y no_sort;

beginfig(2003); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;


%% *** (3)

beginfig(4); 
    rect_prism (ZERO) {1, 6, 1, false, true, 1, 3, 7};
endfig with_projection parallel_x_y no_sort;

beginfig(1004); 
    rect_prism (v) {1, 6, 1, true, true, 1, 3, 7};
endfig with_projection parallel_x_y no_sort;

beginfig(2004); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;


%% *** (3)

beginfig(5); 
    rect_prism (ZERO) {1, 7, 1, false, true, 3, 3, 9};
endfig with_projection parallel_x_y no_sort;

beginfig(1005); 
    rect_prism (v) {1, 7, 1, true, true, 3, 3, 9};
endfig with_projection parallel_x_y no_sort;

beginfig(2005); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;

%% *** (3)

beginfig(6); 
    rect_prism (ZERO) {1, 8, 1, false, true, 3, 3, 9};
endfig with_projection parallel_x_y no_sort;

beginfig(1006); 
    rect_prism (v) {1, 8, 1, true, true, 3, 3, 9};
endfig with_projection parallel_x_y no_sort;

beginfig(2006); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;


%% *** (3)

beginfig(7); 
    rect_prism (ZERO) {1, 9, 1, false, true, 3, 3, 11};
endfig with_projection parallel_x_y no_sort;

beginfig(1007); 
    rect_prism (v) {1, 9, 1, true, true, 3, 3, 11};
endfig with_projection parallel_x_y no_sort;

beginfig(2007); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;

%% *** (3)

beginfig(8); 
    rect_prism (ZERO) {1, 10, 1, false, true, 3, 3, 11};
endfig with_projection parallel_x_y no_sort;

beginfig(1008); 
    rect_prism (v) {1, 10, 1, true, true, 3, 3, 11};
endfig with_projection parallel_x_y no_sort;

beginfig(2008); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;

%% *** (3)

%% ** (2)

%% numeric h_val_end 
%% numeric v_val_end 
%% numeric v_val_side 
%% numeric bevel
%% boolean do_double_tabs 
%% boolean do_labels 
%% numeric ccross_a
%% numeric ccross_b
%% numeric ccross_c
%% numeric final_rotation

%% ** (2) 1 x 1 end rectangles

%% *** (3) 1 x 1 x 3, 45°

beginfig(9); 
   rect_prism_nr (ZERO) {1, 1, 3, 45, -45, false, false, 3, 3, 5, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;
%endfig with_focus f0 no_sort;

beginfig(1009); 
   rect_prism_nr (v) {1, 1, 3, 45, -45, true, false, 3, 3, 5, false, -90};  %% double tabs
endfig with_projection parallel_x_y no_sort;

beginfig(2009);
   current_picture := v;
   clear v;
 endfig with_projection parallel_x_y no_sort;

%% *** (3) 1 x 1 x 4, 45°

beginfig(10); 
   rect_prism_nr (ZERO) {1, 1, 4, 45, -45, false, false, 3, 3, 5, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;
%endfig with_focus f0 no_sort;

beginfig(1010); 
   rect_prism_nr (v) {1, 1, 4, 45, -45, true, false, 3, 3, 5, true, -90};  %% double tabs
endfig with_projection parallel_x_y no_sort;

beginfig(2010);
   current_picture := v;
   clear v;
 endfig with_projection parallel_x_y no_sort;

%% *** (3) 1 x 1 x 5, 45°

beginfig(11); 
   rect_prism_nr (ZERO) {1, 1, 5, 45, -45, false, false, 3, 3, 7, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;
%endfig with_focus f0 no_sort;

beginfig(1011); 
   rect_prism_nr (v) {1, 1, 5, 45, -45, true, false, 3, 3, 7, true, -90};  %% double tabs
endfig with_projection parallel_x_y no_sort;

beginfig(2011);
   current_picture := v;
   clear v;
 endfig with_projection parallel_x_y no_sort;


%% *** (3) 1 x 1 x 6, 45°

beginfig(12); 
   rect_prism_nr (ZERO) {1, 1, 6, 45, -45, false, false, 3, 3, 9, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;
%endfig with_focus f0 no_sort;

beginfig(1012); 
   rect_prism_nr (v) {1, 1, 6, 45, -45, true, false, 3, 3, 9, true, -90};  %% double tabs
endfig with_projection parallel_x_y no_sort;

beginfig(2012);
   current_picture := v;
   clear v;
 endfig with_projection parallel_x_y no_sort;


%% *** (3) 1 x 1 x 7, 45°

beginfig(13); 
   rect_prism_nr (ZERO) {1, 1, 7, 45, -45, false, false, 3, 3, 9, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;
%endfig with_focus f0 no_sort;

beginfig(1013); 
   rect_prism_nr (v) {1, 1, 7, 45, -45, true, false, 3, 3, 9, true, -90};  %% double tabs
endfig with_projection parallel_x_y no_sort;

beginfig(2013);
   current_picture := v;
   clear v;
 endfig with_projection parallel_x_y no_sort;


%% *** (3) 1 x 1 x 8, 45°

beginfig(14); 
   rect_prism_nr (ZERO) {1, 1, 8, 45, -45, false, false, 3, 3, 9, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;
%endfig with_focus f0 no_sort;

beginfig(1014); 
   rect_prism_nr (v) {1, 1, 8, 45, -45, true, false, 3, 3, 9, true, -90};  %% double tabs
endfig with_projection parallel_x_y no_sort;

beginfig(2014);
   current_picture := v;
   clear v;
 endfig with_projection parallel_x_y no_sort;

%% *** (3) 1 x 1 x 9, 45°

beginfig(15); 
   rect_prism_nr (ZERO) {1, 1, 9, 45, -45, false, false, 3, 3, 11, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;
%endfig with_focus f0 no_sort;

beginfig(1015); 
   rect_prism_nr (v) {1, 1, 9, 45, -45, true, false, 3, 3, 11, true, -90};  %% double tabs
endfig with_projection parallel_x_y no_sort;

beginfig(2015);
   current_picture := v;
   clear v;
 endfig with_projection parallel_x_y no_sort;


%% *** (3) 1 x 1 x 10, 45°

beginfig(16); 
   rect_prism_nr (ZERO) {1, 1, 10, 45, -45, false, false, 3, 3, 11, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;
%endfig with_focus f0 no_sort;

beginfig(1016); 
   rect_prism_nr (v) {1, 1, 10, 45, -45, true, false, 3, 3, 11, true, -90};  %% double tabs
endfig with_projection parallel_x_y no_sort;

beginfig(2016);
   current_picture := v;
   clear v;
 endfig with_projection parallel_x_y no_sort;


%% ** (2) 1.5 x 1.5 end rectangles

%% *** (3) 1.5 x 1.5 x 3, 45°

beginfig(17); 
   rect_prism_nr (ZERO) {1.5, 1.5, 3, 45, -45, false, false, 3, 3, 3, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;
%endfig with_focus f0 no_sort;

beginfig(1017); 
   rect_prism_nr (v) {1.5, 1.5, 3, 45, -45, true, false, 3, 3, 3, false, -90};  %% double tabs
endfig with_projection parallel_x_y no_sort;

beginfig(2017);
   current_picture := v;
   clear v;
 endfig with_projection parallel_x_y no_sort;


%% *** (3) 1.5 x 1.5 x 4, 45°

beginfig(18); 
   rect_prism_nr (ZERO) {1.5, 1.5, 4, 45, -45, false, false, 3, 3, 5, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;
%endfig with_focus f0 no_sort;

beginfig(1018); 
   rect_prism_nr (v) {1.5, 1.5, 4, 45, -45, true, false, 3, 3, 5, false, -90};  %% double tabs
endfig with_projection parallel_x_y no_sort;

beginfig(2018);
   current_picture := v;
   clear v;
 endfig with_projection parallel_x_y no_sort;


%% *** (3) 1.5 x 1.5 x 5, 45°

beginfig(19); 
   rect_prism_nr (ZERO) {1.5, 1.5, 5, 45, -45, false, false, 3, 3, 5, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;
%endfig with_focus f0 no_sort;

beginfig(1019); 
   rect_prism_nr (v) {1.5, 1.5, 5, 45, -45, true, false, 3, 3, 5, false, -90};  %% double tabs
endfig with_projection parallel_x_y no_sort;


beginfig(2019);
   current_picture := v;
   clear v;
 endfig with_projection parallel_x_y no_sort;

%% *** (3) 1.5 x 1.5 x 6, 45°

beginfig(20); 
   rect_prism_nr (ZERO) {1.5, 1.5, 6, 45, -45, false, false, 3, 3, 5, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;
%endfig with_focus f0 no_sort;

beginfig(1020); 
   rect_prism_nr (v) {1.5, 1.5, 6, 45, -45, true, false, 3, 3, 5, true, -90};  %% double tabs
endfig with_projection parallel_x_y no_sort;

beginfig(2020);
   current_picture := v;
   clear v;
 endfig with_projection parallel_x_y no_sort;


%% *** (3) 1.5 x 1.5 x 7, 45°

beginfig(21); 
   rect_prism_nr (ZERO) {1.5, 1.5, 7, 45, -45, false, false, 3, 3, 7, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;
%endfig with_focus f0 no_sort;

beginfig(1021); 
   rect_prism_nr (v) {1.5, 1.5, 7, 45, -45, true, false, 3, 3, 7, true, -90};  %% double tabs
endfig with_projection parallel_x_y no_sort;

beginfig(2021);
   current_picture := v;
   clear v;
 endfig with_projection parallel_x_y no_sort;


%% *** (3) 1.5 x 1.5 x 8, 45°

beginfig(22); 
   rect_prism_nr (ZERO) {1.5, 1.5, 8, 45, -45, false, false, 3, 3, 7, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;
%endfig with_focus f0 no_sort;

beginfig(1022); 
   rect_prism_nr (v) {1.5, 1.5, 8, 45, -45, true, false, 3, 3, 7, true, -90};  %% double tabs
endfig with_projection parallel_x_y no_sort;

beginfig(2022);
   current_picture := v;
   clear v;
 endfig with_projection parallel_x_y no_sort;

% %% *** (3) 2 x 1.5 x 6, 45°

%% These work, but I need to generate a lot of others first.
%% LDF 2012.06.11.

% beginfig(10); 
%    rect_prism_nr (v) {2, 1.5, 6, 45, -45, false, false, 3, 3, 3, true, -90};  %% single tabs
% endfig with_projection parallel_x_y no_sort;
% %endfig with_focus f0 no_sort;

% beginfig(1010); 
%    rect_prism_nr (v) {2, 1.5, 6, 45, -45, true, false, 3, 3, 3, true, -90};  %% double tabs
% endfig with_projection parallel_x_y no_sort;

%% * (1) Parallelepipeds

%% ** (2) 1 x 1 end rectangles

%% *** (3) 1 x 1 x 3, 45°

beginfig(200); 

rect_prism_nr (ZERO) {1, 1, 3, 45, 45, false, false, 3, 3, 5, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;

beginfig(1200); 

rect_prism_nr (v) {1, 1, 3, 45, 45, true, false, 3, 3, 5, true, -90};  %% double tabs
%endfig with_focus f0 no_sort;
endfig with_projection parallel_x_y no_sort;

beginfig(2200); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;

%% *** (3) 1 x 1 x 4, 45°

beginfig(201); 

rect_prism_nr (ZERO) {1, 1, 4, 45, 45, false, false, 3, 3, 5, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;

beginfig(1201); 

rect_prism_nr (v) {1, 1, 4, 45, 45, true, false, 3, 3, 5, true, -90};  %% double tabs
%endfig with_focus f0 no_sort;
endfig with_projection parallel_x_y no_sort;

beginfig(2201); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;


%% *** (3) 1 x 1 x 5, 45°

beginfig(202); 

rect_prism_nr (ZERO) {1, 1, 5, 45, 45, false, false, 3, 3, 7, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;

beginfig(1202); 

rect_prism_nr (v) {1, 1, 5, 45, 45, true, false, 3, 3, 7, true, -90};  %% double tabs
%endfig with_focus f0 no_sort;
endfig with_projection parallel_x_y no_sort;

beginfig(2202); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;

%% *** (3) 1 x 1 x 6, 45°

beginfig(203); 

rect_prism_nr (ZERO) {1, 1, 6, 45, 45, false, false, 3, 3, 7, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;

beginfig(1203); 

rect_prism_nr (v) {1, 1, 6, 45, 45, true, false, 3, 3, 7, true, -90};  %% double tabs
%endfig with_focus f0 no_sort;
endfig with_projection parallel_x_y no_sort;

beginfig(2203); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;

%% *** (3) 1 x 1 x 7, 45°

beginfig(204); 

rect_prism_nr (ZERO) {1, 1, 7, 45, 45, false, false, 3, 3, 9, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;

beginfig(1204); 

rect_prism_nr (v) {1, 1, 7, 45, 45, true, false, 3, 3, 9, true, -90};  %% double tabs
%endfig with_focus f0 no_sort;
endfig with_projection parallel_x_y no_sort;

beginfig(2204); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;

%% *** (3) 1 x 1 x 8, 45°

beginfig(205); 

rect_prism_nr (ZERO) {1, 1, 8, 45, 45, false, false, 3, 3, 9, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;

beginfig(1205); 

rect_prism_nr (v) {1, 1, 8, 45, 45, true, false, 3, 3, 9, true, -90};  %% double tabs
%endfig with_focus f0 no_sort;
endfig with_projection parallel_x_y no_sort;

beginfig(2205); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;

%% *** (3) 1 x 1 x 9, 45°

beginfig(206); 

rect_prism_nr (ZERO) {1, 1, 9, 45, 45, false, false, 3, 3, 11, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;

beginfig(1206); 

rect_prism_nr (v) {1, 1, 9, 45, 45, true, false, 3, 3, 11, true, -90};  %% double tabs
%endfig with_focus f0 no_sort;
endfig with_projection parallel_x_y no_sort;

beginfig(2206); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;


%% *** (3) 1 x 1 x 10, 45°

beginfig(207); 

rect_prism_nr (ZERO) {1, 1, 10, 45, 45, false, false, 3, 3, 11, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;

beginfig(1207); 

rect_prism_nr (v) {1, 1, 10, 45, 45, true, false, 3, 3, 11, true, -90};  %% double tabs
%endfig with_focus f0 no_sort;
endfig with_projection parallel_x_y no_sort;

beginfig(2207); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;

%% *** (3) 1 x 1 x 4, 45°/-20%

beginfig(300); 
   rect_prism_nr (ZERO) {1, 1, 4, 45, -20, false, false, 3, 3, 5, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;

beginfig(1300); 
   rect_prism_nr (v) {1, 1, 4, 45, -20, true, false, 3, 3, 5, true, -90};  %% double tabs
endfig with_projection parallel_x_y no_sort;

beginfig(2300); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;


%% *** (3) 1 x 1 x 4, 45°/20%

beginfig(400); 
   rect_prism_nr (ZERO) {1, 1, 4, 45, 20, false, false, 3, 3, 5, true, -90};  %% single tabs
endfig with_projection parallel_x_y no_sort;

beginfig(1400); 
   rect_prism_nr (v) {1, 1, 4, 45, 20, true, false, 3, 3, 5, true, -90};  %% double tabs
endfig with_projection parallel_x_y no_sort;

beginfig(2400); 
   current_picture := v;
   clear v;
endfig with_projection parallel_x_y no_sort;


%% *** (3)

%% ** (2)

verbatim_metapost "end";

end;

%% ** (2) 

%% * (1) Emacs-Lisp code for use in indirect buffers when using the          
%%   	 GNU Emacs editor.  The local variable list is not evaluated when an 
%%   	 indirect buffer is visited, so it's necessary to evaluate the       
%%   	 following s-expression in order to use the facilities normally      
%%   	 accessed via the local variables list.                              
%%   	 \initials{LDF 2004.02.12}.                                          

%% (progn (metafont-mode) (outline-minor-mode t) (setq fill-column 80))    

%% * (1) Local variables for Emacs.

%% Local Variables:
%% mode:Metafont
%% eval:(outline-minor-mode t)
%% eval:(read-abbrev-file abbrev-file-name)
%% outline-regexp:"%% [*\f]+"
%% eval:(set-register ?c "bldelem1.ldf")
%% eval:(set-register ?, "bldelem1.lmc")
%% eval:(set-register ?. "bldelem1.txt")
%% End: