[PD] setting phasor's phase without clicks

Frank Barknecht barknech at ph-cip.uni-koeln.de
Tue May 14 11:26:35 CEST 2002


Hi,
I built a simple triangle-saw morphing oscillator but there's one
problem with clicks that I would like some help for. I can morph
between up/down saw and the triangle wave just fine, but that involves
setting the phase of a phasor object, and as you can hear in the
attached patch, this results in nasty clicks. Does anyone have an
idea, how I could get rid of these? 
Thanks for any help in advance.
ciao,
-- 
 Frank Barknecht                                  _ _______footils__

-------------- next part --------------
#N canvas 53 344 837 387 10;
#X obj 192 104 expr~ 4*$v1*(1-$v1);
#X obj 192 67 phasor~ 440;
#X floatatom 192 -23 5 0 0;
#X obj 192 4 mtof;
#X obj 195 255 tabwrite~ osc;
#N canvas 0 0 450 300 graph1 0;
#X array osc 440 float 0;
#X coords 0 1 439 -1 200 140 1;
#X restore 622 8 graph;
#X obj 195 224 metro 1000;
#X obj 195 205 tgl 15 0 empty empty empty 0 -6 0 8 -260818 -1 -1 1
1;
#X obj 32 209 max 0.01;
#X floatatom 32 253 5 0 0;
#X obj 361 273 dac~;
#X obj 362 248 *~ 0.8;
#X obj 412 250 hsl 128 15 0 1 0 0 empty empty empty -2 -6 0 8 -260818
-1 -1 6800 1;
#X obj 32 230 min 0.99;
#X obj 35 189 hsl 128 15 0 1 0 0 empty empty empty -2 -6 0 8 -260818
-1 -1 7100 0;
#X obj 32 275 s pwm;
#X obj 192 134 -~ 0.5;
#X obj 340 134 -~ 0.5;
#X msg 30 19 \; osc resize \$1;
#X floatatom 30 -13 5 0 0;
#X obj 679 250 *~ 0.45;
#X obj 679 278 +~ 0.5;
#X obj 679 223 osc~ 0.8;
#X obj 340 104 expr~ 4*$v1*(1-$v1);
#X obj 246 184 -~;
#X obj 264 -38 r pwm;
#X msg 25 93 0.5;
#X msg 32 114 0.98;
#X msg 18 71 0.02;
#X obj 340 69 phasor~ 440;
#X obj 264 11 f 0;
#X obj 264 -15 t b f;
#X obj 362 201 /~ 0.5;
#X obj 436 132 r pwm;
#X obj 436 156 expr 4*$f1*(1-$f1);
#X floatatom 436 181 5 0 0;
#X text 478 131 correct amplitude;
#X msg 30 -36 440;
#X obj 64 -36 loadbang;
#X text 681 201 Later...;
#X text 62 93 tri;
#X text 57 71 saw up;
#X text 71 114 saw down;
#X obj 303 230 *~ 0.8;
#X text 39 169 up;
#X text 89 170 tri;
#X text 152 169 down;
#X connect 0 0 16 0;
#X connect 1 0 0 0;
#X connect 2 0 3 0;
#X connect 3 0 1 0;
#X connect 3 0 29 0;
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#X connect 11 0 10 1;
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#X connect 14 0 8 0;
#X connect 16 0 24 0;
#X connect 17 0 24 1;
#X connect 19 0 18 0;
#X connect 20 0 21 0;
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#X connect 23 0 17 0;
#X connect 24 0 32 0;
#X connect 25 0 31 0;
#X connect 26 0 14 0;
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#X connect 29 0 23 0;
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#X connect 33 0 34 0;
#X connect 34 0 35 0;
#X connect 35 0 32 1;
#X connect 37 0 19 0;
#X connect 38 0 37 0;
#X connect 43 0 4 0;


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