[PD-cvs] externals/iem/iemmatrix/abs mtx_spivot.pd,1.1.1.1,1.2

IOhannes m zmölnig zmoelnig at users.sourceforge.net
Tue May 10 12:50:42 CEST 2005


Update of /cvsroot/pure-data/externals/iem/iemmatrix/abs
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv4051

Modified Files:
	mtx_spivot.pd 
Log Message:
improved version that can also handle non-square matrices
known bug: if #rows<#cols the pivoting matrix is uncorrectly resized, leading to zeroing out entire rows (which is plain wrong)


Index: mtx_spivot.pd
===================================================================
RCS file: /cvsroot/pure-data/externals/iem/iemmatrix/abs/mtx_spivot.pd,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -C2 -d -r1.1.1.1 -r1.2
*** mtx_spivot.pd	31 Mar 2005 12:00:04 -0000	1.1.1.1
--- mtx_spivot.pd	10 May 2005 10:50:40 -0000	1.2
***************
*** 1,23 ****
! #N canvas 254 220 462 354 10;
! #X obj 154 166 t b a;
! #X obj 154 187 mtx;
! #X obj 154 208 mtx_*;
  #X obj 115 78 inlet;
- #X obj 154 290 outlet;
- #X obj 230 291 outlet;
  #X obj 115 115 t a a;
! #X obj 154 268 mtx_*;
! #X obj 154 238 t a a;
  #X obj 115 144 mtx_pivot \$1;
! #X connect 0 0 1 0;
! #X connect 0 1 2 1;
! #X connect 1 0 2 0;
! #X connect 2 0 8 0;
  #X connect 3 0 6 0;
! #X connect 6 0 9 0;
! #X connect 6 1 7 1;
! #X connect 7 0 4 0;
! #X connect 8 0 7 0;
! #X connect 8 1 5 0;
! #X connect 9 1 0 0;
! #X connect 9 2 1 1;
--- 1,64 ----
! #N canvas 835 313 564 462 10;
! #X obj 154 247 mtx;
! #X obj 154 338 mtx_*;
  #X obj 115 78 inlet;
  #X obj 115 115 t a a;
! #X obj 154 398 mtx_*;
! #X obj 154 368 t a a;
  #X obj 115 144 mtx_pivot \$1;
! #X obj 154 420 outlet pivoted;
! #X obj 260 421 outlet pivoter;
! #X obj 154 196 t b a a;
! #N canvas 118 188 669 439 resizer 0;
! #X obj 322 204 mtx_size;
! #X obj 236 283 mtx_eye;
! #X obj 366 303 mtx_eye;
! #X obj 322 225 pack;
! #X obj 206 231 t a a;
! #X obj 206 263 mtx_resize;
! #X obj 236 323 mtx_-;
! #X obj 236 303 mtx_resize;
! #X obj 322 246 t l l l;
! #X text 138 30 what's going on here ?;
! #X obj 206 182 inlet A;
! #X obj 322 182 inlet B;
! #X obj 206 379 outlet C;
! #X text 153 52 a matrix A should be resized to the same size as a reference
! matrix B. the missing elements should be taken from the identity-matrix
! rather than from the zeros-matrix.;
! #X text 153 100 what we do is: resize A (with zeros) \, calculate the
! missing identity matrix (by subtracting a (zero-padded) resized I-matrix
! from a big I-matrix) and add them together;
! #X text 159 150 C=A+I(B)-I(A);
! #X obj 206 350 mtx_-;
! #X connect 0 0 3 0;
! #X connect 0 1 3 1;
! #X connect 1 0 7 0;
! #X connect 2 0 6 1;
! #X connect 3 0 8 0;
! #X connect 4 0 5 0;
! #X connect 4 1 1 0;
! #X connect 5 0 16 0;
! #X connect 6 0 16 1;
! #X connect 7 0 6 0;
! #X connect 8 0 5 1;
! #X connect 8 1 7 1;
! #X connect 8 2 2 0;
! #X connect 10 0 4 0;
! #X connect 11 0 0 0;
! #X connect 16 0 12 0;
! #X restore 154 274 pd resizer;
! #X connect 0 0 10 0;
! #X connect 1 0 5 0;
! #X connect 2 0 3 0;
  #X connect 3 0 6 0;
! #X connect 3 1 4 1;
! #X connect 4 0 7 0;
! #X connect 5 0 4 0;
! #X connect 5 1 8 0;
! #X connect 6 1 9 0;
! #X connect 6 2 0 1;
! #X connect 9 0 0 0;
! #X connect 9 1 1 1;
! #X connect 9 2 10 1;
! #X connect 10 0 1 0;





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