From 223388f1ad8f3e39856a1e6a01ef2acd1d820d25 Mon Sep 17 00:00:00 2001
From: Georg Holzmann <grholzi@users.sourceforge.net>
Date: Mon, 14 Nov 2005 21:06:04 +0000
Subject: initial commit

svn path=/trunk/externals/grh/; revision=3898
---
 threadlib/doc/help-sleep.pd | 88 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100755 threadlib/doc/help-sleep.pd

(limited to 'threadlib/doc/help-sleep.pd')

diff --git a/threadlib/doc/help-sleep.pd b/threadlib/doc/help-sleep.pd
new file mode 100755
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+++ b/threadlib/doc/help-sleep.pd
@@ -0,0 +1,88 @@
+#N canvas 280 37 465 589 10;
+#X obj 29 23 cnv 15 404 54 empty empty empty 22 25 0 18 -1 -66577 0
+;
+#X obj 31 25 cnv 15 400 50 empty empty threadlib 22 25 0 18 -228992
+-66577 0;
+#X text 322 34 help file of;
+#X text 27 518 =%)!(%= threadlib \, by Georg Holzmann <grh@mur.at>
+\, 2005;
+#X text 70 552 htttp://grh.mur.at/software/threadlib.html;
+#X obj 261 452 threadedsf;
+#X text 83 452 see also:;
+#X text 55 535 heavily based on pd_devel code by Tim Blechmann;
+#N canvas 421 0 803 576 detach_join_examples 0;
+#X msg 117 105 5;
+#X obj 117 133 sleep;
+#X text 37 39 1) this will block the system for 5 sec:;
+#X obj 117 161 print EX1_DONE;
+#X text 554 112 (instead of sleep you could;
+#X msg 499 73 5;
+#X obj 499 123 sleep;
+#X text 396 39 2) to avoid this you can run it in a helper thread:
+;
+#X obj 499 97 detach;
+#X obj 499 184 print EX2_DONE;
+#X text 560 127 of course use an other cpu;
+#X text 559 143 intensive object which could;
+#X text 561 158 block the main thread);
+#X text 34 252 3) be aware that each object connected to;
+#X text 55 267 detach will run in the helper thread:;
+#X msg 127 305 5;
+#X obj 127 366 sleep;
+#X obj 127 330 detach;
+#X obj 170 397 print EX3_DONE_1;
+#X msg 127 396 5;
+#X obj 127 433 sleep;
+#X obj 127 514 print EX3_DONE_2;
+#X text 179 436 <- also in helper thread;
+#X text 164 457 (and anything else connected;
+#X text 171 472 to objects which are connected;
+#X text 172 487 to detach !);
+#X text 392 251 4) to synchronize these objects with pd main thread
+;
+#X text 413 268 again you have to use the join object:;
+#X text 58 56 (so you will get e.g. an 5 sec;
+#X text 61 71 audio drop out !);
+#X msg 503 303 5;
+#X obj 503 364 sleep;
+#X obj 503 328 detach;
+#X msg 503 394 5;
+#X obj 546 395 print EX4_DONE_1;
+#X text 579 368 <- in helper thread;
+#X obj 503 431 join;
+#X obj 503 463 sleep;
+#X obj 503 518 print EX4_DONE_2;
+#X text 551 464 <- in main thread again;
+#X text 551 481 (and will so block the system);
+#X connect 0 0 1 0;
+#X connect 1 0 3 0;
+#X connect 5 0 8 0;
+#X connect 6 0 9 0;
+#X connect 8 0 6 0;
+#X connect 15 0 17 0;
+#X connect 16 0 18 0;
+#X connect 16 0 19 0;
+#X connect 17 0 16 0;
+#X connect 19 0 20 0;
+#X connect 20 0 21 0;
+#X connect 30 0 32 0;
+#X connect 31 0 33 0;
+#X connect 31 0 34 0;
+#X connect 32 0 31 0;
+#X connect 33 0 36 0;
+#X connect 36 0 37 0;
+#X connect 37 0 38 0;
+#X restore 135 372 pd detach_join_examples;
+#X obj 163 452 detach;
+#X text 319 50 ::: sleep :::;
+#X text 176 109 ::: SLEEP :::;
+#X text 31 149 Sleep simply uses the c-function sleep() and blocks
+the system for a specific time.;
+#X obj 122 256 sleep;
+#X msg 122 226 5;
+#X text 159 227 <- sleep time in seconds !;
+#X obj 122 287 print SLEEP_OVER;
+#X text 154 353 see more examples:;
+#X obj 220 452 join;
+#X connect 13 0 16 0;
+#X connect 14 0 13 0;
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