[PD-cvs] externals/iem/iem_ambi/help ambi_decode3-help.pd, 1.2, 1.3 ambi_encode-help.pd, 1.2, 1.3 ambi_rot-help.pd, 1.2, 1.3

[musil]

Update of /cvsroot/pure-data/externals/iem/iem_ambi/help
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv5511/iem/iem_ambi/help

Added Files:
	ambi_decode3-help.pd ambi_encode-help.pd ambi_rot-help.pd 
Log Message:
binary help

--- NEW FILE: ambi_decode3-help.pd ---
#N canvas 12 5 961 699 10;
#X text 27 436 1.arg: <float> ambisonic order;
#X text 794 41 -180 <= phi <= +180;
#X text 494 172 input: <ambi_weight> one mul-factor for each;
#X text 490 505 output in case of 3d: <matrix> ((n_ao+1)*(n_ao+1)*n_ls+2)
;
#X text 490 443 output in case of 2d: <matrix> ((2*n_ao+1)*n_ls+2)
;
#X text 835 505 <float> :;
#X text 794 442 <float> :;
#X text 731 527 number of ambisonic-channels;
#X text 702 538 <float> elements of a matrix;
#X text 504 538 + (n_ao + 1) * (n_ao + 1) * n_ls;
#X text 504 473 + (2*n_ao + 1) * n_ls <float> elements of a matrix
;
#X text 42 454 (1 .. 5 in case of 3 dimensional);
#X text 42 445 (1 .. 12 in case of 2 dimensional);
#X text 27 464 2.arg: <float> dimension (2 or 3);
#X text 106 564 IEM KUG;
#X text 90 552 musil;
#X text 120 552 @;
#X text 126 552 iem.at;
#X text 89 574 Graz \, Austria;
#X text 41 541 (c) Thomas Musil 2000 - 2006;
#X obj 109 347 cnv 15 126 15 empty empty empty 20 12 0 14 -260818 -66577
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#X obj 108 368 round_zero 1e-006;
#X obj 38 33 bng 35 250 50 0 empty empty empty 0 -6 0 8 -24198 -42246
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#X msg 246 121 ambi_weight 1 1 1 0.3904;
#X msg 108 121 ambi_weight 1 1 1 1;
#X msg 124 99 mirror_weight 0.7;
#X obj 80 220 pp pht_ls;
#X obj 38 77 t b b b b b b b;
#X msg 94 143 1 90 0 \, 2 45 45 \, 3 45 135 \, 4 45 225 \, 5 45 315
\, 6 0 0 \, 7 0 45 \, 8 0 90 \, 9 0 135 \, 10 0 180 \, 11 0 225 \,
12 0 270 \, 13 0 315;
#X obj 94 177 pp real_ls;
#X msg 66 243 begin_pseudo_inverse;
#X obj 108 346 ambi_decode3 3 3 13 6;
#X msg 38 313 end_pseudo_inverse;
#X msg 80 199 1 -45 0 \, 2 -45 90 \, 3 -45 180 \, 4 -45 270 \, 6 -90
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#X msg 52 289 ipht_ireal_muladd \$1 \$2 \$3;
#N canvas 337 146 567 517 mirror_phantom_ls_____ 0;
#X msg 142 186 1 6 \$1;
#X obj 102 58 inlet;
#X obj 101 441 outlet;
#X obj 162 59 inlet;
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#X obj 157 106 * 0.25;
#X obj 214 106 * 0.5;
#X msg 163 211 2 8 \$1;
#X msg 40 187 1 13 \$1 \, 1 7 \$1;
#X msg 61 212 2 7 \$1 \, 2 9 \$1;
#X msg 179 241 3 10 \$1;
#X msg 77 242 3 9 \$1 \, 3 11 \$1;
#X msg 199 271 4 12 \$1;
#X msg 87 271 4 11 \$1 \, 4 13 \$1;
#X obj 162 81 route mirror_weight;
#X obj 380 60 inlet;
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#X restore 52 268 pd mirror_phantom_ls_____;
#X text 18 9 ambi_decode3;
#X text 160 14 AMBISONIC DECODING;
#X text 131 40 up to 12.Order 2-dimensional;
#X text 128 28 up to 5.Order 3-dimensional or;
#X text 508 5 n_ao = ambisonic-order;
#X text 520 42 all angles in degree;
#X text 539 183 ambisonic order group to suppress the side-lobe-phenomena
;
#X text 493 274 input: <begin_pseudo_inverse> starts the encoding;
#X text 536 285 of all (real + phantom) loudspeaker positions \,;
#X text 537 309 and calculates the pseudo inverse.;
#X text 540 297 multiplicates the ambi order weight;
#X msg 276 230 sing_range 1e-010;
#X text 799 328 mirror_weight;
#X text 545 354 phantom speaker with the factor "mirror_weight" and
adds;
#X text 544 367 this column to the column "rl_ls_index" of real speaker
;
#X text 494 202 input: <sing_range> singularity range;
#X text 537 213 when calculating the inverse of the matrix by gauss
;
#X text 537 223 algorithm \, you have to divide a row by a certain
number \,;
#X text 537 243 outside of this range (> sing_range \, or < -sing_range).
;
#X text 493 385 input: <end_pseudo_inverse> outputs only the first
part of;
#X text 539 398 the inverted matrix (row 1 to row n_pht_ls). The part
;
#X text 541 410 with the phantom speakers \, we ignore.;
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#X text 537 255 Otherwise we say \, this matrix is singular.;
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#X obj 84 216 cnv 15 120 15 empty empty empty 20 12 0 14 -260818 -66577
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#X obj 83 260 print;
#X obj 83 237 round_zero 1e-006;
#X obj 102 120 pp real_ls;
#X msg 83 143 begin_pseudo_inverse;
#X msg 65 166 end_pseudo_inverse;
#X obj 83 215 ambi_decode3 2 2 5 0;
#X obj 65 74 t b b b;
#X msg 102 97 1 5 \, 2 2.5 \, 3 0 \, 4 -2.5 \, 5 -5;
#X text 51 299 ambisonic system 2.order;
#X text 78 312 2 dimensional;
#X text 76 326 5 real speakers;
#X text 41 346 arranged in a very small arc between;
#X text 58 359 +5 degrees and -5 degrees;
#X connect 0 0 8 0;
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#X connect 4 0 7 0;
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#X connect 7 0 3 0;
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#X obj 142 300 print;
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#X obj 161 165 pp real_ls;
#X msg 142 188 begin_pseudo_inverse;
#X msg 124 211 end_pseudo_inverse;
#X obj 124 119 t b b b;
#X msg 161 142 1 5 \, 2 2.5 \, 3 0 \, 4 -2.5 \, 5 -5;
#X text 110 344 ambisonic system 2.order;
#X text 137 357 2 dimensional;
#X text 135 371 5 real speakers;
#X obj 38 191 pp pht_ls;
#X obj 38 72 for++ 0 138;
#X obj 38 95 t f f;
#X obj 38 126 + 1;
#X obj 63 117 * 2.5;
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#X obj 38 169 pack 0 0;
#X obj 142 250 ambi_decode3 2 2 5 139;
#X text 116 396 -5 degrees and +5 degrees;
#X text 125 411 139 phantom speakers;
#X text 99 383 arranged on a very small arc between;
#X text 109 423 arranged on an arc between;
#X text 113 437 +7.5 degrees and -7.5 degrees;
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#X restore 220 600 pd phantom_speaker_example nonsingular;
#X text 537 233 to achieve the identity matrix. This number has to
be;
#X obj 108 391 mtx_print;
#X text 516 453 <float> n_row = (n_ls) = number of loudspeakers;
#X text 504 463 + <float> n_col = (2*n_ao+1) = number of ambisonic-channels
;
#X text 493 328 input: <ipht_ireal_muladd> im_ls_index re_ls_index
;
#X text 546 341 multiplies the column "im_ls_index + re_ls_index" of
;
#X text 27 476 3.arg: <float> number of real existing loudspeakers
;
#X text 27 488 4.arg: <float> number of virtual phantom_loudspeakers
;
#X text 493 16 n_re_ls = number of real loudspeakers;
#X text 493 28 n_vi_ls = number of virtual phantom loudspeakers;
#X text 494 78 input: <real_ls> re_ls_index + phi .. 2-dimensional
;
#X text 494 88 input: <real_ls> re_ls_index + theta + phi .. 3-dimensional
;
#X text 494 118 input: <pht_ls> vi_ls_index + phi .. 2-dimensional
;
#X text 494 129 input: <pht_ls> vi_ls_index + theta + phi .. 3-dimensional
;
#X text 794 29 -90 <= theta <= +90;
#X text 786 5 1 <= re_ls_index <= n_re_ls;
#X text 786 16 1 <= vi_ls_index <= n_vi_ls;
#X text 59 423 initial arguments:;
#X text 334 18 calculates a ambisonic;
#X text 358 29 decoder matrix;
#X text 529 100 encodes the re_ls_index row of a matrix;
#X text 525 141 encodes the (re_ls_index + vi_ls_index) row of a matrix
;
#X text 532 153 we need them to achieve a nonsingular matrix;
#X text 516 516 <float> n_row = (n_ls) = number of loudspeakers;
#X text 504 527 + <float> n_col = (n_ao+1)*(n_ao+1) =;
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--- NEW FILE: ambi_rot-help.pd ---
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#X text 54 59 rho_z;
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#X text 197 59 rho_x;
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#X obj 128 120 t b f;
#X obj 52 93 deg2rad;
#X obj 128 94 deg2rad;
#X obj 195 95 deg2rad;
#X text 16 11 ambi_rot;
#X text 130 8 AMBISONIC ROTATION;
#X text 112 32 up to 12.Order 2-dimensional;
#X text 109 20 up to 4.Order 3-dimensional or;
#X text 617 153 o-;
#X text 625 148 _____;
#X text 655 153 > +y;
#X text 617 146 |;
#X text 617 140 |;
#X text 617 134 |;
#X text 617 128 |;
#X text 617 124 ^;
#X text 613 114 +z;
#X text 605 158 +x;
#X text 616 139 +;
#X text 621 139 -;
#X text 613 139 -;
#X text 625 140 -;
#X text 566 139 +rho_x <;
#X text 628 139 .;
#X text 629 139 .;
#X text 630 139 .;
#X text 631 140 .;
#X text 632 140 .;
#X text 633 141 .;
#X text 634 142 .;
#X text 635 143 .;
#X text 439 148 _____;
#X text 471 140 |;
#X text 471 146 |;
#X text 471 134 |;
#X text 471 128 |;
#X text 471 124 ^;
#X text 467 114 +z;
#X text 470 136 +;
#X text 475 136 -;
#X text 461 136 .;
#X text 465 153 -o;
#X text 414 153 +x <;
#X text 482 136 > +rho_y;
#X text 476 158 +y;
#X text 467 136 -;
#X text 463 137 -;
#X text 460 136 .;
#X text 459 136 .;
#X text 458 137 .;
#X text 457 137 .;
#X text 456 138 .;
#X text 455 139 .;
#X text 454 140 .;
#X text 310 148 _____;
#X text 342 140 |;
#X text 342 146 |;
#X text 342 134 |;
#X text 342 128 |;
#X text 342 124 ^;
#X text 336 153 -o;
#X text 338 114 +x;
#X text 285 153 +y <;
#X text 347 158 +z;
#X text 341 136 +;
#X text 346 136 -;
#X text 338 136 -;
#X text 350 137 -;
#X text 353 136 .;
#X text 354 136 .;
#X text 355 136 .;
#X text 356 137 .;
#X text 357 137 .;
#X text 358 138 .;
#X text 359 139 .;
#X text 360 140 .;
#X text 291 136 +rho_z <;
#X text 302 60 rho_z ... rotation angle resp. z-axe;
#X text 302 71 rho_y ... rotation angle resp. y-axe;
#X text 302 82 rho_x ... rotation angle resp. x-axe;
#X obj 84 250 cnv 15 60 15 empty empty empty 20 12 0 14 -260818 -66577
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#X obj 83 299 mtx_mul;
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#X obj 152 189 unpack 0 0 0;
#X obj 152 209 * -1;
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#X obj 101 320 mtx_mul;
#X obj 119 340 mtx_mul;
#X obj 138 360 mtx_mul;
#X obj 185 209 * -1;
#X obj 219 209 * -1;
#X obj 152 249 ambi_rot 4;
#X obj 83 249 ambi_rot 4;
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#X obj 357 418 round_zero 0.0001;
#X obj 351 359 round_zero 0.0001;
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#X obj 351 380 mergefilename blank;
#X obj 357 438 mergefilename blank;
#X text 382 282 1st order;
#X text 385 341 2nd order;
#X text 380 400 3rd order;
#X text 378 456 4th order;
#X text 327 6 calculates a matrix message;
#X text 331 17 for each ambisonic order;
#X text 235 250 1.arg.: <float> ambisonic order;
#X text 285 190 inlet: <float> rotation angle in degree for 2-D;
#X text 324 204 or a list of 3 floats in degree for 3-D:;
#X text 336 216 1.) <float> rotation angle of z-axe;
#X text 336 236 3.) <float> rotation angle of x-axe;
#X text 336 226 2.) <float> rotation angle of y-axe;
#X obj 749 134 ambi_rot 4;
#X obj 749 44 ambi_rot 1;
#X obj 749 74 ambi_rot 2;
#X obj 749 104 ambi_rot 3;
#X obj 749 164 ambi_rot 5;
#X obj 749 194 ambi_rot 6;
#X obj 749 224 ambi_rot 7;
#X obj 709 254 ambi_rot 12 ________;
#X text 13 437 with "matrix" \, followed by number;
#X text 13 449 of rows and columns and the >float> elements.;
#X text 25 462 1.outlet is the ambisonic rotation matrix;
#X text 14 474 for the components of 1.order ambisonc domain.;
#X text 25 487 2.outlet is the ambisonic rotation matrix;
#X text 14 499 for the components of 2.order ambisonc domain.;
#X text 107 513 aso.;
#X text 12 425 outlets: matrix message beginning;
#X text 90 632 IEM KUG;
#X text 74 620 musil;
#X text 104 620 @;
#X text 110 620 iem.at;
#X text 73 642 Graz \, Austria;
#X text 25 609 (c) Thomas Musil 2000 - 2006;
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--- NEW FILE: ambi_encode-help.pd ---
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#X obj 375 244 cnv 15 78 15 empty empty empty 20 12 0 14 -260818 -66577
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#X obj 374 243 ambi_encode 2;
#X obj 374 288 print;
#X text 478 247 1.arg: <float> ambisonic order;
#X text 489 259 (1 .. 12 for 2 dimensional use);
#X msg 461 178 col 2 \$1;
#X msg 425 97 row 1 \$1;
#X msg 288 211 col 3 \$1 \$2;
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#X text 48 143 delta;
#X text 102 142 phi;
#X text 21 12 ambi_encode;
#X text 34 291 ambisonic-order = n_ao;
#X text 346 320 -> output: <list> of (2*n_ao+1) <float>;
#X text 346 331 -> output: <list> of (n_ao+1)*(n_ao+1) <float>;
#X text 387 356 -> output: <row> + index + (2*n_ao+1) <float>;
#X text 387 368 -> output: <row> + index + (n_ao+1)*(n_ao+1) <float>
;
#X text 383 394 -> output: <col> + index + (2*n_ao+1) <float>;
#X text 383 406 -> output: <col> + index + (n_ao+1)*(n_ao+1) <float>
;
#X text 432 424 for crossfading of 2 ambisonic-systems;
#X msg 605 183 ambi_weight 1 1 1;
#X msg 588 162 ambi_weight 1 1 0.3904;
#X text 299 424 ambisonic-order-group;
#X text 89 452 -90 <= delta <= +90;
#X text 89 464 -180 <= phi <= +180;
#X text 415 439 or for bluring a signal-source-direction;
#X text 31 496 order of ambisonic-channels in 2d-case: W X1 Y1 X2 Y2
X3 Y3;
#X text 391 496 X4 Y4 X5 Y5 ....;
#X text 167 510 W := 1 \, X-term ... cos(i*phi) \, Y-term ... sin(i*phi)
;
#X text 30 550 order of ambisonic-channels in 3d-case: W Z1X1 Z1Y1
Z1;
#X text 358 550 Z2X2 Z2Y2 Z2X1 Z2Y1 Z2 Z3X3 Z3Y3 Z3X2 Z3Y2 Z3X1 Z3Y1
Z3 ...;
#X text 166 564 W := 1 \, X-term ... cos(i*phi) \, Y-term ... sin(i*phi)
\,;
#X text 489 564 Z-term ... cos(j*delta)*sin(k*delta);
#X text 33 318 input: <float> phi [degree] .. 2-dimensional;
#X text 33 331 input: <list> delta + phi [degree] .. 3-dimensional
;
#X text 33 356 input: <row> index + phi [degree] .. 2-dimensional;
#X text 34 368 input: <row> index + delta + phi [degree] .. 3-dimensional
;
#X text 31 395 input: <col> index + phi [degree .. 2-dimensional;
#X text 31 407 input: <col> index + delta + phi [degree] .. 3-dimensional
;
#X text 31 424 input: <ambi_weight> one mul-factor for each;
#X text 267 482 |0| 1 | 2 | 3 | 4 | 5 |;
#X text 687 539 |;
#X text 263 537 |0| 1 | 2 | 3;
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#X text 228 123 phi;
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#X floatatom 278 140 5 -90 90 0 - - -;
#X text 275 121 delta;
#X text 329 120 phi;
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#X text 372 46 phi;
#X floatatom 425 79 5 -180 180 0 - - -;
#X text 427 60 phi;
#X floatatom 461 160 5 -180 180 0 - - -;
#X text 463 141 phi;
#X text 491 272 (1 .. 5 for 3 dimensional use);
#X msg 184 218 row 4 \$1 \$2;
#X text 82 849 "float"-message: <float> azimuth-angle phi [degree]
-> two-dimensional ambisonic-system -> output a <list> of (2*n_ao +
1) <float> elements;
#X text 478 850 "list"-message: 1.item <float> elevation-angle delta
[degree] \, 2.item <float> azimuth-angle phi [degree] -> three-dimensional
ambisonic-system -> output a <list> of (n_ao + 1)^2 <float> elements
;
#X text 87 914 "row"-message: <float> row-index of ambisonic-encoder-matrix
\, <float> azimuth-angle phi [degree] -> two-dimensional ambisonic-system
-> output a "row"-message + <float> row-index + (2*n_ao + 1) <float>
elements;
#X text 480 919 "row"-message: 1.item <float> elevation-angle delta
[degree] \, 2.item <float> azimuth-angle phi [degree] -> three-dimensional
ambisonic-system -> output a <list> of (n_ao + 1)^2 <float> elements
;
#X text 105 441 1 <= index <= nr_sources;
#X text 120 6 AMBISONIC ENCODING;
#X text 112 32 up to 12.Order 2-dimensional;
#X text 109 20 up to 5.Order 3-dimensional or;
#X text 366 8 calculates a row or column of;
#X text 372 20 a ambisonic-encoder-matrix;
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#X text 49 45 -90 .. +90;
#X text 152 33 phi;
#X text 125 47 -180 .. +180;
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