more examples...

svn path=/trunk/externals/share_mem/; revision=16522

10 files changed, 339 insertions, 67 deletions

diff --git a/examples/1.basic_example-subprocess.pd b/examples/1.basic_example-subprocess.pd
index 2e29022..7539a47 100644
--- a/examples/1.basic_example-subprocess.pd
+++ b/examples/1.basic_example-subprocess.pd
@@ -1,57 +1,25 @@
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-#X text 326 232 writing evolving data to array;
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diff --git a/examples/1.basic_example.pd b/examples/1.basic_example.pd
index e065bf8..dbb00dc 100644
--- a/examples/1.basic_example.pd
+++ b/examples/1.basic_example.pd
@@ -1,23 +1,36 @@
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 #X declare -path ..;
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-#X coords 0 1 99 0 200 140 1 0 0;
-#X restore 374 162 graph;
+#X coords 0 1 99 -1 200 140 1 0 0;
+#X restore 28 269 graph;
 #X text 30 23 Basic sharing of memory data between two pd instances
 ;
-#X msg 48 194 pd~ stop;
-#X text 133 262 synchronised reading;
-#X obj 29 284 shmem 1003 100;
-#X msg 29 260 memdump 0 data;
+#X msg 48 174 pd~ stop;
 #X obj 512 20 loadbang;
 #X msg 512 41 \; pd dsp 1;
 #X text 44 116 launch subprocess;
-#X obj 29 222 pd~ -ninsig 0 -noutsig 0 -fifo 20;
 #X obj 39 52 declare -path ..;
 #X msg 29 138 pd~ start 1.basic_example-subprocess.pd;
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+#X coords 0 1 99 -1 200 140 1 0 0;
+#X restore 29 479 graph;
+#X text 26 236 change this table \, see it moving in the subprocess
+;
+#X text 28 446 change data2 in the subprocess \, see it moving here
+;
+#X msg 373 194 memset 0 data \, memdump 100 data2;
+#X obj 373 218 shmem 1001 200;
+#X obj 29 202 pd~ -ninsig 0 -noutsig 0 -fifo 20;
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diff --git a/examples/2.lazy_syncro-subprocess.pd b/examples/2.lazy_syncro-subprocess.pd
new file mode 100644
index 0000000..8ddbbbc
--- /dev/null
+++ b/examples/2.lazy_syncro-subprocess.pd
@@ -0,0 +1,57 @@
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+#X declare -path ..;
+#N canvas 0 22 450 300 (subpatch) 0;
+#X array data2 100 float 2;
+#X coords 0 1 99 0 200 140 1 0 0;
+#X restore 354 43 graph;
+#X obj 60 415 loadbang;
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+#X obj 245 208 f 0;
+#X obj 276 209 + 1;
+#X obj 275 231 % 100;
+#X obj 245 254 t f f;
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+#X msg 290 343 1 \, 10 20000;
+#X obj 290 290 loadbang;
+#X obj 67 85 metro 100;
+#X text 63 207 writing to the shared memory;
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diff --git a/examples/2.lazy_syncro.pd b/examples/2.lazy_syncro.pd
new file mode 100644
index 0000000..14b2549
--- /dev/null
+++ b/examples/2.lazy_syncro.pd
@@ -0,0 +1,25 @@
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+#X declare -path ..;
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+#X array data 100 float 2;
+#X coords 0 1 99 0 200 140 1 0 0;
+#X restore 374 162 graph;
+#X text 30 23 Basic sharing of memory data between two pd instances
+;
+#X msg 48 194 pd~ stop;
+#X text 133 262 synchronised reading;
+#X msg 29 260 memdump 0 data;
+#X obj 512 20 loadbang;
+#X msg 512 41 \; pd dsp 1;
+#X text 44 116 launch subprocess;
+#X obj 39 52 declare -path ..;
+#X msg 29 136 pd~ start 2.lazy_syncro-subprocess.pd;
+#X text 26 329 reading the shared memory is made maximum 20 audio block
+(pd~ round trip fifo) after pd~ set the value.;
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diff --git a/examples/3.syncro_jitter-subprocess.pd b/examples/3.syncro_jitter-subprocess.pd
new file mode 100644
index 0000000..4790a52
--- /dev/null
+++ b/examples/3.syncro_jitter-subprocess.pd
@@ -0,0 +1,47 @@
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diff --git a/examples/3.syncro_jitter.pd b/examples/3.syncro_jitter.pd
new file mode 100644
index 0000000..71f828f
--- /dev/null
+++ b/examples/3.syncro_jitter.pd
@@ -0,0 +1,50 @@
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+#X array data 100 float 2;
+#X coords 0 1 99 -1 200 140 1 0 0;
+#X restore 374 162 graph;
+#X text 30 23 Basic sharing of memory data between two pd instances
+;
+#X msg 48 160 pd~ stop;
+#X obj 104 274 shmem 1003 100;
+#X obj 512 20 loadbang;
+#X msg 512 41 \; pd dsp 1;
+#X text 44 116 launch subprocess;
+#X obj 39 52 declare -path ..;
+#X obj 104 215 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 1
+1;
+#X msg 104 254 memdump 0 data \, memread 0;
+#X obj 131 313 t f f;
+#X obj 158 338 ==;
+#X obj 158 358 sel 1;
+#X obj 158 380 print erreur de syncro;
+#X text 274 312 value read should all be diferent. They are not due
+to syncronisation jitter between pd and pd~ \, (specially since metro
+is fast and round trip buffer is high).;
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+#X obj 104 194 loadbang;
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+#X msg 29 138 pd~ start 3.syncro_jitter-subprocess.pd;
+#X obj 359 407 loadbang;
+#X msg 359 426 memclear;
+#X obj 359 445 shmem 1003 100;
+#X msg 43 403 metro bang;
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diff --git a/examples/4.table_fifo-subprocess.pd b/examples/4.table_fifo-subprocess.pd
new file mode 100644
index 0000000..7fd31f8
--- /dev/null
+++ b/examples/4.table_fifo-subprocess.pd
@@ -0,0 +1,64 @@
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+#X declare -path ..;
+#N canvas 0 22 450 300 (subpatch) 0;
+#X array data2 100 float 2;
+#X coords 0 1 99 -1 200 140 1 0 0;
+#X restore 307 39 graph;
+#X obj 313 223 loadbang;
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+#X obj 66 16 declare -path ..;
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+#X obj 109 435 * 100;
+#X obj 109 479 shmem 1004 2500;
+#X obj 82 414 t f f;
+#X msg 82 510 syncro \$1;
+#X obj 67 72 loadbang;
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diff --git a/examples/4.table_fifo.pd b/examples/4.table_fifo.pd
new file mode 100644
index 0000000..5298a14
--- /dev/null
+++ b/examples/4.table_fifo.pd
@@ -0,0 +1,48 @@
+#N canvas 229 287 614 675 10;
+#X declare -path ..;
+#N canvas 0 22 450 300 (subpatch) 0;
+#X array data 100 float 2;
+#X coords 0 1 99 -1 200 140 1 0 0;
+#X restore 372 333 graph;
+#X text 30 23 Basic sharing of memory data between two pd instances
+;
+#X msg 44 306 pd~ stop;
+#X obj 512 20 loadbang;
+#X msg 512 41 \; pd dsp 1;
+#X text 29 260 launch subprocess;
+#X obj 39 52 declare -path ..;
+#X obj 54 473 t f f;
+#X obj 81 498 ==;
+#X obj 81 518 sel 1;
+#X obj 81 540 print erreur de syncro;
+#X obj 27 453 sel 0;
+#X text 30 81 in order to share quicklly updated table \, in a syncronised
+way \, we need a data fifo;
+#X text 30 113 only the index of the wrinting position is passed throw
+stdout of the pd~ \, in order to keep data syncronisation;
+#X text 134 509 thanks to the fifo \, there are no more syncronisation
+problem;
+#X text 30 165 Round trip fifo is set to 50 blocs (72ms at 44.1KHz)
+;
+#X text 30 182 metro is set to 5ms \, so maximum jitter can be 72/5
+= 25 bang;
+#X text 28 208 So \, lets use a memory size of 2500;
+#X obj 27 434 shmem 1004 2500;
+#X msg 27 413 memdump \$1 data;
+#X msg 27 279 pd~ start 4.table_fifo-subprocess.pd;
+#X obj 27 374 route syncro;
+#X obj 27 394 * 100;
+#X obj 27 353 pd~ -ninsig 0 -noutsig 0 -fifo 50;
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diff --git a/examples/2.audio-subprocess.pd b/examples/5.audio-subprocess.pd
index e0da616..e0da616 100644
--- a/examples/2.audio-subprocess.pd
+++ b/examples/5.audio-subprocess.pd
diff --git a/examples/2.audio.pd b/examples/5.audio.pd
index 1960676..c67bf51 100644
--- a/examples/2.audio.pd
+++ b/examples/5.audio.pd
@@ -1,4 +1,4 @@
-#N canvas 733 430 632 604 12;
+#N canvas 731 436 632 604 12;
 #X declare -path ..;
 #X msg 435 99 \; pd dsp 1;
 #X msg 38 74 pd~ stop;
@@ -115,7 +115,7 @@
 #X restore 276 426 pd oscillo;
 #X text 36 527 using the object \, audio is delay by 1 bloc (64 samples)
 ;
-#X msg 29 51 pd~ start 2.audio-subprocess.pd;
+#X msg 29 51 pd~ start 5.audio-subprocess.pd;
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