From 061e4be1f20ac78e3b52bc6429322d5fadcf5831 Mon Sep 17 00:00:00 2001 From: Hans-Christoph Steiner Date: Thu, 28 Apr 2005 00:25:05 +0000 Subject: cleaned up a number of patches; renamed all to the standard -help.pd format; added some more ideas to the style guide; finished up lists_vs_anythings svn path=/trunk/; revision=2841 --- doc/pddp/spigot-help.pd | 137 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 137 insertions(+) create mode 100644 doc/pddp/spigot-help.pd (limited to 'doc/pddp/spigot-help.pd') diff --git a/doc/pddp/spigot-help.pd b/doc/pddp/spigot-help.pd new file mode 100644 index 00000000..7f912580 --- /dev/null +++ b/doc/pddp/spigot-help.pd @@ -0,0 +1,137 @@ +#N canvas 94 22 874 659 10; +#X msg 8 96 0.5 1000; +#X floatatom 38 160 1 0 0 0 - - -; +#X obj 8 177 spigot; +#X obj 7 198 print; +#X msg 20 136 walk the cat; +#X msg 13 116 bang; +#X obj 27 11 spigot; +#X text 75 11 - pass or block messages; +#X text 51 160 control: nonzero to pass messages \, zero to stop them +; +#X text 4 294 USING [SPIGOT] TO CREATE A GATE.; +#X text 14 312 Unlike its closest cousin MAX \, Pd does not have a +native [gate] object. There are other Pd libraries which include gates +for both audio and numerical data \, but similar routines can be built +in Pd using [spigot]. The example below shows a two-way gate using +two [spigots] and the [expr] object.; +#X obj 87 505 spigot; +#X floatatom 88 459 1 0 0 0 - - -; +#X text 105 458 controls: open and close the gates.; +#X floatatom 23 527 5 0 0 0 - - -; +#X floatatom 87 527 5 0 0 0 - - -; +#X obj 4 400 tgl 15 0 empty empty empty 0 -6 0 8 -262144 -1 -1 0 1 +; +#X obj 7 418 metro 200; +#X obj 4 439 f; +#X obj 31 439 + 1; +#X obj 118 484 expr 1-$f1; +#X text 24 398 Click to start sending info through the gates.; +#X obj 88 439 loadbang; +#X text 8 38 [spigot] passes messages from its left inlet to its outlet +\, as long as a nonzero number is sent to its right inlet. When its +right inlet gets zero \, incoming messages are "blocked" (i.e. ignored). +; +#X text 6 231 [spigot] works essentially like a doorway. When the door +is open \, messages can pass through. When the door is closed \, messages +are ignored. By default \, the door is always closed!; +#X obj 23 505 spigot; +#X text 5 547 In the example above \, the magic is created by the [expr] +object which performs a simple calculation using the incoming number +(1 or 0). Note that the figure "$f1" is a variable which assumes the +value of the incoming number.; +#X text 447 17 CREATION ARGUMENTS?; +#X obj 567 98 spigot 0; +#X text 434 216 [SPIGOT] FOR AUDIO SIGNALS?; +#X text 447 233 [spigot] does not work with audio signals. The data +types which are accepted by this object are floats \, symbols \, lists +\, bangs \, anythings and pointers. However \, audio signals require +a completely different treatment.; +#X text 444 285 Pd does not have a [spigot] for audio signals \, but +the same effect can be created using the following structure:; +#X obj 458 332 osc~ 800; +#X obj 426 15 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 426 596 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 458 389 *~; +#X floatatom 471 372 1 0 0 0 - - -; +#X obj 440 467 env~; +#X floatatom 440 488 5 0 0 0 - - -; +#X msg 598 342 \; pd dsp \$1 \;; +#X obj 598 323 tgl 15 0 empty empty empty 0 -6 0 8 -262144 -1 -1 0 +1; +#X obj 485 486 dac~; +#X obj 485 466 *~ 0.05; +#X text 615 324 Turn on audio computation first.; +#X text 489 377 Here is the [spigot].; +#X text 488 390 When "0" \, audio signal; +#X text 487 406 is effectively blocked.; +#X text 488 420 When "1" \, audio signal is; +#X text 488 435 not effected in any way.; +#X text 446 518 RELATED OBJECTS; +#N canvas 0 22 454 304 related_objects_from_other_libraries 0; +#X obj 40 36 gate; +#X text 18 86 These objects are offered in Pd only if you have downloaded +and properly installed the appropriate library. These objects may or +may not exist in a single library.; +#X text 17 135 The best places to find information about Pd's libraries +is:; +#X text 14 157 www.puredata.org and click on "Downloads" then "Software" +; +#X text 15 173 or; +#X text 16 187 iem.kug.ac.at/pdb/; +#X restore 459 539 pd related_objects_from_other_libraries; +#X obj 456 188 spigot cat; +#X obj 534 188 spigot dog; +#X text 454 33 [spigot] only accepts one numerical creation argument: +a one or a zero. At creation time the [spigot] is "closed". With a +one \, its defaults to open.; +#X obj 635 98 spigot 1; +#X obj 579 71 bng 15 250 50 0 empty empty empty 0 -6 0 8 -225271 -1 +-1; +#X obj 511 98 spigot; +#X obj 511 116 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 567 117 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 635 117 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X text 451 576 This document was updated for Pd version 0.38-4. It +was edited by Dave Sabine and Hans-Christoph Steiner as part of a project +called pddp proposed by Krzysztof Czaja to build comprehensive documentation +for Pd.; +#X text 455 143 [spigot] used to accept any symbol \, but all of these +are meaningless and have no effect on the operation of the object. +This was removed in Pd 0.38-3; +#X connect 0 0 2 0; +#X connect 1 0 2 1; +#X connect 2 0 3 0; +#X connect 4 0 2 0; +#X connect 5 0 2 0; +#X connect 11 0 15 0; +#X connect 12 0 20 0; +#X connect 12 0 25 1; +#X connect 16 0 17 0; +#X connect 17 0 18 0; +#X connect 18 0 19 0; +#X connect 18 0 11 0; +#X connect 18 0 25 0; +#X connect 19 0 18 1; +#X connect 20 0 11 1; +#X connect 22 0 12 0; +#X connect 25 0 14 0; +#X connect 28 0 58 0; +#X connect 32 0 35 0; +#X connect 33 0 34 0; +#X connect 35 0 37 0; +#X connect 35 0 42 0; +#X connect 36 0 35 1; +#X connect 37 0 38 0; +#X connect 40 0 39 0; +#X connect 42 0 41 0; +#X connect 54 0 59 0; +#X connect 55 0 28 0; +#X connect 55 0 56 0; +#X connect 55 0 54 0; +#X connect 56 0 57 0; -- cgit v1.2.1