On Sat, Apr 17, 2010 at 04:50:02PM +0200, Matteo Sisti Sette wrote: > Matteo Sisti Sette escribió: > > >So my question is which of these is true: > >A) there is always a one-block latency between a s~ and a corresponding r~ > >B) there _can_ be a latency, depending on the execution order Pd > >choses, and you can't know whether there will or won't be. > >C) there _can_ be a latency, but if there is no dsp loop on the > >graph, then you can be sure there won't be any avoidable latency > >due to execution order. > > Ok I did some tests and it seems the answer is (A)
No, not always. Attached are two versions of your patch that have zero delay over three s~/r~. *-sorted.pd uses explicit sorting, *-moved.pd exploits the current implementation of sorting, Pd does. Don't edit and save the second one, it may "break" again. Ciao -- Frank
#N canvas 522 213 747 358 12; #X obj 89 233 tabwrite~ xxx; #X obj 354 40 table xxx 256; #N canvas 0 0 450 300 s1 0; #X obj 33 59 inlet~; #X obj 30 194 outlet~; #X obj 119 189 vline~; #X msg 119 155 1 \, 0 0 1; #X obj 119 33 bang~; #X obj 119 71 spigot; #X obj 119 98 t b b; #X msg 196 71 0; #X obj 119 128 t b b; #X obj 119 216 s~ a; #X msg 174 37 1; #X obj 228 19 inlet; #X obj 268 159 outlet; #X connect 2 0 9 0; #X connect 3 0 2 0; #X connect 4 0 5 0; #X connect 5 0 6 0; #X connect 6 0 8 0; #X connect 6 1 7 0; #X connect 7 0 5 1; #X connect 8 0 3 0; #X connect 8 1 12 0; #X connect 10 0 5 1; #X connect 11 0 10 0; #X restore 89 77 pd s1; #N canvas 0 0 450 300 s2 0; #X obj 33 59 inlet~; #X obj 30 194 outlet~; #X obj 121 110 r~ a; #X obj 121 137 s~ b; #X connect 2 0 3 0; #X restore 90 110 pd s2; #N canvas 0 0 648 553 s3 0; #X obj 33 59 inlet~; #X obj 30 194 outlet~; #X obj 138 81 r~ b; #X obj 138 108 s~ c; #X connect 2 0 3 0; #X restore 89 146 pd s3; #N canvas 0 0 648 553 s4 0; #X obj 33 59 inlet~; #X obj 30 194 outlet~; #X obj 136 97 r~ c; #X connect 2 0 1 0; #X restore 88 190 pd s4; #X msg 126 48 bang; #X connect 2 0 3 0; #X connect 2 1 0 0; #X connect 3 0 4 0; #X connect 4 0 5 0; #X connect 5 0 0 0; #X connect 6 0 2 1;
#N canvas 522 213 747 358 12; #X obj 538 61 table xxx 256; #X obj 395 233 tabwrite~ xxx; #X obj 395 193 r~ c; #X obj 396 131 r~ b; #X obj 396 158 s~ c; #X obj 395 76 r~ a; #X obj 395 103 s~ b; #X obj 248 221 vline~; #X msg 248 187 1 \, 0 0 1; #X obj 248 65 bang~; #X obj 248 103 spigot; #X obj 248 130 t b b; #X msg 325 103 0; #X obj 248 160 t b b; #X obj 248 248 s~ a; #X msg 303 69 1; #X obj 302 45 bng 15 250 50 0 empty empty empty 17 7 0 10 -262144 -1 -1; #X msg 103 73 \; pd dsp 1; #X obj 103 40 loadbang; #X connect 2 0 1 0; #X connect 3 0 4 0; #X connect 5 0 6 0; #X connect 7 0 14 0; #X connect 8 0 7 0; #X connect 9 0 10 0; #X connect 10 0 11 0; #X connect 11 0 13 0; #X connect 11 1 12 0; #X connect 12 0 10 1; #X connect 13 0 8 0; #X connect 13 1 1 0; #X connect 15 0 10 1; #X connect 16 0 15 0; #X connect 18 0 17 0;
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