aboutsummaryrefslogtreecommitdiff
path: root/pd/doc/3.audio.examples/H07.paf.pd
diff options
context:
space:
mode:
Diffstat (limited to 'pd/doc/3.audio.examples/H07.paf.pd')
-rw-r--r--pd/doc/3.audio.examples/H07.paf.pd234
1 files changed, 234 insertions, 0 deletions
diff --git a/pd/doc/3.audio.examples/H07.paf.pd b/pd/doc/3.audio.examples/H07.paf.pd
new file mode 100644
index 00000000..56c024c0
--- /dev/null
+++ b/pd/doc/3.audio.examples/H07.paf.pd
@@ -0,0 +1,234 @@
+#N canvas 53 0 782 687 12;
+#X floatatom 253 735 0 0 0;
+#N canvas 176 241 532 273 output 0;
+#X obj 338 160 t b;
+#X obj 338 110 f;
+#X obj 338 60 inlet;
+#X text 344 29 mute;
+#X obj 338 185 f;
+#X msg 425 178 0;
+#X msg 338 85 bang;
+#X obj 338 135 moses 1;
+#X obj 398 111 moses 1;
+#X obj 83 148 dbtorms;
+#X obj 398 86 r master-lvl;
+#X obj 83 42 r master-lvl;
+#X obj 338 210 s master-lvl;
+#X obj 17 148 inlet~;
+#X obj 199 41 inlet;
+#X text 199 18 level;
+#X obj 199 100 s master-lvl;
+#X msg 96 65 set \$1;
+#X obj 96 89 outlet;
+#X msg 214 64 \; pd dsp 1;
+#X obj 83 194 line~;
+#X obj 22 212 *~;
+#X obj 22 241 dac~;
+#X obj 83 171 pack 0 50;
+#X text 15 125 audio;
+#X text 93 110 show level;
+#X obj 17 177 hip~ 1;
+#X connect 0 0 4 0;
+#X connect 1 0 7 0;
+#X connect 2 0 6 0;
+#X connect 4 0 12 0;
+#X connect 5 0 12 0;
+#X connect 6 0 1 0;
+#X connect 7 0 0 0;
+#X connect 7 1 5 0;
+#X connect 8 1 4 1;
+#X connect 9 0 23 0;
+#X connect 10 0 1 1;
+#X connect 10 0 8 0;
+#X connect 11 0 9 0;
+#X connect 11 0 17 0;
+#X connect 13 0 26 0;
+#X connect 14 0 16 0;
+#X connect 14 0 19 0;
+#X connect 17 0 18 0;
+#X connect 20 0 21 1;
+#X connect 21 0 22 0;
+#X connect 21 0 22 1;
+#X connect 23 0 20 0;
+#X connect 26 0 21 0;
+#X restore 215 764 pd output;
+#X msg 291 735 MUTE;
+#X obj 158 616 cos~;
+#X obj 158 593 *~;
+#X obj 201 616 cos~;
+#X obj 257 542 wrap~;
+#X obj 221 542 -~;
+#X obj 201 593 +~;
+#X obj 194 646 -~;
+#X obj 214 678 *~;
+#X obj 176 678 +~;
+#X text 515 768 updated for Pd version 0.34;
+#X text 336 734 <--output;
+#X obj 221 510 samphold~;
+#X floatatom 221 369 4 0 0;
+#X obj 221 392 / 10;
+#X text 221 288 center;
+#X obj 221 461 line~;
+#X obj 221 415 max 0;
+#X text 221 308 freq. (in;
+#X text 221 328 tenths of;
+#X text 221 348 fundamental);
+#X obj 221 438 pack 0 50;
+#X obj 104 445 phasor~;
+#X floatatom 104 399 4 0 0;
+#X text 84 372 fundamental;
+#X text 435 441 index;
+#X text 435 461 (percent);
+#X floatatom 435 482 4 0 0;
+#X obj 435 528 line~;
+#X obj 343 550 *~;
+#X obj 435 505 pack 0 50;
+#X graph graph1 0 0 128 500 510 395 766 265;
+#X array spectrum 128 float 0;
+#X pop;
+#X text 501 397 0;
+#X text 745 398 5512;
+#X msg 80 713 bang;
+#N canvas 204 17 358 238 fft 0;
+#X obj 46 48 inlet~;
+#X obj 159 181 tabwrite~ spectrum;
+#X obj 159 145 inlet;
+#X obj 46 78 rfft~;
+#X obj 46 111 *~;
+#X obj 77 111 *~;
+#X obj 46 141 sqrt~;
+#X obj 191 45 block~ 1024 1;
+#X connect 0 0 3 0;
+#X connect 2 0 1 0;
+#X connect 3 0 4 0;
+#X connect 3 0 4 1;
+#X connect 3 1 5 0;
+#X connect 3 1 5 1;
+#X connect 4 0 6 0;
+#X connect 5 0 6 0;
+#X connect 6 0 1 0;
+#X restore 31 745 pd fft;
+#X text 82 687 graph;
+#X text 31 2 THE PAF: TWO-COSINE RING MODULATOR FOR WAVESHAPER;
+#X graph graph4 0 0 199 1 563 718 763 578;
+#X array bell-curve 200 float 1;
+#A 0 1.12535e-07 1.54727e-07 2.12059e-07 2.89706e-07 3.94519e-07 5.35535e-07
+7.24633e-07 9.77371e-07 1.31404e-06 1.76105e-06 2.35258e-06 3.13275e-06
+4.15832e-06 5.50199e-06 7.25659e-06 9.54016e-06 1.25023e-05 1.63317e-05
+2.1266e-05 2.76026e-05 3.57128e-05 4.60584e-05 5.92113e-05 7.58768e-05
+9.69224e-05 0.00012341 0.000156634 0.000198167 0.000249912 0.000314163
+0.000393669 0.000491721 0.000612231 0.000759842 0.000940028 0.00115923
+0.00142498 0.00174605 0.00213263 0.00259648 0.00315111 0.00381201 0.00459678
+0.0055254 0.0066204 0.00790705 0.0094136 0.0111714 0.013215 0.0155826
+0.0183156 0.0214592 0.0250621 0.0291763 0.0338573 0.0391639 0.0451575
+0.0519019 0.0594631 0.0679081 0.0773047 0.0877205 0.0992216 0.111872
+0.125732 0.140858 0.1573 0.1751 0.194291 0.214896 0.236928 0.260383
+0.285247 0.311486 0.339053 0.367879 0.397882 0.428956 0.46098 0.493812
+0.527292 0.561244 0.595473 0.62977 0.663916 0.697676 0.730811 0.763074
+0.794216 0.823987 0.852144 0.878447 0.902668 0.924595 0.944027 0.960789
+0.974725 0.985703 0.99362 0.998401 1 0.998401 0.99362 0.985703 0.974725
+0.960789 0.944027 0.924595 0.902668 0.878447 0.852144 0.823987 0.794216
+0.763074 0.730811 0.697676 0.663916 0.62977 0.595473 0.561244 0.527292
+0.493812 0.46098 0.428956 0.397882 0.367879 0.339053 0.311486 0.285247
+0.260383 0.236928 0.214896 0.194291 0.1751 0.1573 0.140858 0.125732
+0.111872 0.0992216 0.0877205 0.0773047 0.0679081 0.0594631 0.0519019
+0.0451575 0.0391639 0.0338573 0.0291763 0.0250621 0.0214592 0.0183156
+0.0155826 0.013215 0.0111714 0.0094136 0.00790705 0.0066204 0.0055254
+0.00459678 0.00381201 0.00315111 0.00259648 0.00213263 0.00174605 0.00142498
+0.00115923 0.000940028 0.000759842 0.000612231 0.000491721 0.000393669
+0.000314163 0.000249912 0.000198167 0.000156634 0.00012341 9.69224e-05
+7.58768e-05 5.92113e-05 4.60584e-05 3.57128e-05 2.76026e-05 2.1266e-05
+1.63317e-05 1.25023e-05 9.54016e-06 7.25659e-06 5.50199e-06 4.15832e-06
+3.13275e-06 2.35258e-06 1.76105e-06 1.31404e-06 9.77371e-07 7.24633e-07
+5.35535e-07 3.94519e-07 2.89706e-07 2.12059e-07 1.54727e-07;
+#X pop;
+#N canvas 94 264 600 388 make-table 0;
+#X msg 81 44 bang;
+#X obj 81 73 t b b;
+#X obj 159 142 f;
+#X obj 197 142 + 1;
+#X msg 175 112 0;
+#X obj 81 102 until;
+#X obj 161 177 t f f;
+#X obj 76 306 tabwrite bell-curve;
+#X obj 52 270 expr exp(-$f1*$f1);
+#X obj 63 168 sel 199;
+#X obj 51 241 expr ($f1-100)/25;
+#X connect 0 0 1 0;
+#X connect 1 0 5 0;
+#X connect 1 1 4 0;
+#X connect 2 0 3 0;
+#X connect 2 0 6 0;
+#X connect 2 0 9 0;
+#X connect 3 0 2 1;
+#X connect 4 0 2 1;
+#X connect 5 0 2 0;
+#X connect 6 0 10 0;
+#X connect 6 1 7 1;
+#X connect 8 0 7 0;
+#X connect 9 0 5 1;
+#X connect 10 0 8 0;
+#X restore 627 538 pd make-table;
+#X obj 104 422 * 0.5;
+#X obj 343 527 cos~;
+#X obj 343 504 -~ 0.25;
+#X obj 343 573 +~ 100;
+#X obj 343 596 tabread4~ bell-curve;
+#X obj 104 474 *~ 2;
+#X obj 215 707 *~;
+#X text 25 33 Instead of using the two cosines as FM carrier oscillators
+\, we can use them as ring modulators for a synthetic tone. Here (as
+described in the paper) we use a sinusoid looking up a Gaussian bell
+curve. This has the nice properties that the partials are always positive
+cosines in phase \, and the spectrum spreads out smoothly as the index
+changes.;
+#X text 26 137 We needed the sine wave to have half the fundamental
+frequency \, so we run the phasor~ at half speed but double its output
+to the cosine pair and the samphold~ \, thus giving us the original
+frequency. As to the half-speed signal \, we take its sine (-~ 0.25
+and cos~) \, then center it for lookup in a 200-point table containing
+a bell curve.;
+#X text 251 705 <--ring mod step;
+#X text 375 621 waveshaper;
+#X text 27 239 Then with ~* we do the ring modulation and we're done.
+;
+#X connect 0 0 1 1;
+#X connect 1 0 0 0;
+#X connect 2 0 1 2;
+#X connect 3 0 9 1;
+#X connect 3 0 11 0;
+#X connect 4 0 8 0;
+#X connect 4 0 3 0;
+#X connect 5 0 9 0;
+#X connect 6 0 7 1;
+#X connect 6 0 10 1;
+#X connect 7 0 4 1;
+#X connect 8 0 5 0;
+#X connect 9 0 10 0;
+#X connect 10 0 11 1;
+#X connect 11 0 48 0;
+#X connect 14 0 7 0;
+#X connect 14 0 6 0;
+#X connect 15 0 16 0;
+#X connect 16 0 19 0;
+#X connect 18 0 14 0;
+#X connect 19 0 23 0;
+#X connect 23 0 18 0;
+#X connect 24 0 44 0;
+#X connect 24 0 47 0;
+#X connect 25 0 42 0;
+#X connect 29 0 32 0;
+#X connect 30 0 31 1;
+#X connect 31 0 45 0;
+#X connect 32 0 30 0;
+#X connect 36 0 37 1;
+#X connect 42 0 24 0;
+#X connect 43 0 31 0;
+#X connect 44 0 43 0;
+#X connect 45 0 46 0;
+#X connect 46 0 48 1;
+#X connect 47 0 14 1;
+#X connect 47 0 4 0;
+#X connect 47 0 8 0;
+#X connect 48 0 1 0;
+#X connect 48 0 37 0;