#N canvas 297 501 659 362 10;
#X obj 28 78 bng 15 250 50 0 empty empty empty 0 -6 0 8 -233017 -1
-1;
#X obj 18 96 @in;
#X obj 18 269 @out;
#X msg 49 241 open x11 here;
#X obj 221 77 bng 15 250 50 0 empty empty empty 0 -6 0 8 -233017 -1
-1;
#X obj 211 96 @in;
#X msg 18 58 open jpeg file 1.jpg;
#X obj 237 96 @rgb_to_greyscale;
#X msg 120 264 close;
#X obj 18 161 @join 2;
#X text 14 15 @join;
#X text 209 242 the left grid and right grid must have the same number
of elements in all dimensions except the one specified \, which will
be the sum of the two corresponding;
#X text 209 182 crestion argument is the number of the dimension by
which the join will occur. for n-dimensional grids \, the dimensions
are numbered from 0 to n-1. i addition \, negative numbers from -n
to -1 may be used \, to which n will be added.;
#X obj 18 208 @perspective;
#X msg 211 57 open jpeg file 2.jpg;
#X text 563 10 gridflow;
#X text 17 306 see also:;
#X obj 86 310 @fold +;
#X obj 142 310 @scan +;
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#X connect 1 0 9 0;
#X connect 3 0 2 0;
#X connect 4 0 5 0;
#X connect 5 0 7 0;
#X connect 6 0 1 0;
#X connect 6 0 0 0;
#X connect 7 0 9 1;
#X connect 8 0 2 0;
#X connect 9 0 13 0;
#X connect 13 0 2 0;
#X connect 14 0 5 0;
#X connect 14 0 4 0;