1 files changed, 166 insertions, 0 deletions
diff --git a/pd/extra/paf~/help-paf~.pd b/pd/extra/paf~/help-paf~.pd
new file mode 100644
index 00000000..c6c63c25
--- /dev/null
+++ b/pd/extra/paf~/help-paf~.pd
@@ -0,0 +1,166 @@
+#N canvas 314 261 819 436 12;
+#X msg 2 279 freq \$1 100;
+#X obj 2 254 mtof;
+#X msg 108 279 amp \$1 100;
+#X obj 108 229 r amp;
+#X obj 206 230 r cf;
+#X obj 206 255 mtof;
+#X msg 206 280 cf \$1 100;
+#X obj 2 229 r pit;
+#X msg 140 374 bang;
+#X obj 71 403 dac~;
+#X obj 519 179 s vfr;
+#X obj 519 104 r vfr;
+#X obj 467 179 s vib;
+#X obj 467 104 r vib;
+#X msg 519 129 set \$1;
+#X floatatom 519 154 0 0 0 0 - - -;
+#X msg 467 129 set \$1;
+#X floatatom 467 154 0 0 0 0 - - -;
+#X obj 418 179 s bw;
+#X obj 369 179 s cf;
+#X obj 250 178 s amp;
+#X obj 309 177 s pit;
+#X obj 309 102 r pit;
+#X msg 309 127 set \$1;
+#X floatatom 309 152 0 0 0 0 - - -;
+#X obj 250 103 r amp;
+#X msg 250 128 set \$1;
+#X floatatom 250 153 0 0 0 0 - - -;
+#X msg 369 129 set \$1;
+#X floatatom 369 154 0 0 0 0 - - -;
+#X obj 369 104 r cf;
+#X msg 418 129 set \$1;
+#X floatatom 418 154 0 0 0 0 - - -;
+#X obj 418 104 r bw;
+#X msg 296 280 bw \$1 100;
+#X obj 296 230 r bw;
+#X obj 296 255 mtof;
+#X obj 385 229 r vib;
+#X msg 385 279 vib \$1 100;
+#X msg 483 279 vfr \$1 100;
+#X obj 483 254 / 8;
+#X obj 483 229 r vfr;
+#X obj 385 254 / 660;
+#X msg 573 129 set \$1;
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+#X obj 573 179 s shift;
+#X obj 584 227 r shift;
+#X msg 584 277 shift \$1 100;
+#X obj 108 254 dbtorms;
+#X obj 85 348 paf~;
+#X obj 21 380 s~ foo;
+#X msg 705 278 phase 0 0 0;
+#X obj 140 399 print~ output;
+#N canvas 447 311 726 483 spectrum 0;
+#N canvas 0 0 450 300 graph1 0;
+#X array pulse-output 882 float 0;
+#X coords 0 1.02 882 -1.02 200 130 1;
+#X restore 405 271 graph;
+#X text 405 403 --------- 0.02 seconds ------;
+#N canvas 0 0 450 300 graph1 0;
+#X array spectrum 128 float 0;
+#X coords 0 500 128 0 256 130 1;
+#X restore 391 78 graph;
+#X obj 137 257 tabwrite~ pulse-output;
+#X msg 106 174 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;
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+#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 46 228 pd fft;
+#X text 33 8 PULSE SPECTRUM MEASUREMENT;
+#X text 379 221 0;
+#X text 627 218 5512;
+#X obj 94 123 r~ foo;
+#X obj 41 160 *~ 1;
+#X floatatom 44 113 0 0 0 0 - - -;
+#X obj 179 136 metro 1000;
+#X floatatom 178 108 0 0 0 0 - - -;
+#X obj 56 44 r graph;
+#X obj 140 205 *~ 10;
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+#X connect 14 0 13 0;
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+#X restore 664 340 pd spectrum;
+#X msg 20 136 \; pd dsp 1 \; pit 60 \; cf 60 \; graph 20;
+#X text 32 3 The "PAF" generator \, described in a paper in JAES 43/1
+pp. 40-47 \, reprinted on Miller Puckette's web page. Often used in
+Philippe Manoury's music. The important controls are center frequency
+("cf") and bandwidth ("bw") here controlled as MIDI values.;
+#X text 15 96 clich here to test;
+#X text 12 114 (then set amplitude);
+#X text 414 338 click here to see spectrum:;
+#X text 295 380 NOTE: the PAF algorithm is patented by IRCAM \, but
+is free for non-commercial use. For commercial use \, please see http://forum.ircam.fr
+;
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