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%% bldelem2.ldf
%% Created by Laurence D. Finston (LDF) Wed Jun 20 13:15:08 CEST 2012
%% * (1) Copyright and License.
%%%% This file is part of GNU 3DLDF, a package for three-dimensional drawing.
%%%% Copyright (C) 2012, 2013 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: June 20, 2012
%% Last updated: June 23, 2012
%% Run like this:
%% 3dldf bldelem2.ldf
%% mpost bldelem2.mp
%% tex bldelem2.txt
%% dvips -o bldelem2.ps bldelem2.dvi
%% ps2pdf bldelem2.ps
%% All on one line:
if false:
3dldf bldelem2.ldf && mpost bldelem2.mp && tex bldelem2.txt && \
dvips -o bldelem2.ps bldelem2.dvi \
&& ps2pdf bldelem2.ps
fi;
%% View the PostScript file using Ghostview like this:
%% gv bldelem2.ps &
%% or with GNU Ghostview like this:
%% ggv bldelem2.ps &
%% View the PDF file with Acrobat Reader like this:
%% acroread bldelem2.pdf &
%% * (1) Beginning of 3DLDF code.
input "bldelem1.lmc";
%% * (1) Declarations
picture v;
picture w;
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;
input "bldelem2.lmc";
picture v;
%% !! START HERE: LDF 2012.06.22. Work on the rotation angles.
%% Rotate right end
%%
%% rot_angle_a: Rotation about midline of right end, parallel to z-axis.
%% > 0: Top wider, bottom narrower
%% < 0: Top narrower, bottom wider
%%
%% rot_angle_b: Rotation about midline of right end, parallel to y-axis.
%% > 0: Front wider, back narrower
%% < 0: Front narrower, back wider
%%
%% Rotate left end
%%
%% rot_angle_c: Rotation about midline of left end, parallel to z-axis.
%% > 0: Top wider, bottom narrower
%% < 0: Top narrower, bottom wider
%%
%% rot_angle_d: Rotation about midline of left end, parallel to y-axis.
%% > 0: Front wider, back narrower
%% < 0: Front narrower, back wider
picture stp; % single-tab picture
picture dtp; % double-tab picture
picture lp; % label picture
rect_prism_ma (v, w, stp, dtp, lp) {4, 3, 2, 30, 10, 0, 0, 1, 3, 5, 7, 9};
beginfig(1);
current_picture += w;
clear w;
endfig with_focus f0 no_sort;
beginfig(2);
current_picture += v;
current_picture += stp;
current_picture += lp;
clear stp;
clear lp;
endfig with_projection parallel_x_y no_sort;
beginfig(3);
current_picture += v;
current_picture += dtp;
clear v;
clear dtp;
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 "bldelem2.ldf")
%% eval:(set-register ?, "bldelem2.lmc")
%% eval:(set-register ?. "bldelem2.txt")
%% End:
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