path: root/doc/pddp/all_about_data_types.pd

#N canvas 30 22 763 615 10;
#X obj 413 439 route;
#X floatatom 93 115 5 0 0 1 "float" - -;
#X symbolatom 184 115 10 0 0 1 "symbol" - -;
#X obj 96 211 symbol;
#X symbolatom 96 258 0 0 0 0 - - -;
#X msg 105 235 word;
#X msg 96 193 test;
#X msg 79 171 symbol this;
#X text 170 170 set type directly;
#X text 137 235 does not work (check console messages);
#X floatatom 15 233 5 0 0 0 - - -;
#X msg 20 212 12;
#X msg 3 192 float 83;
#N canvas 770 126 490 340 Related_Objects 0;
#X obj 32 54 ftos;
#X obj 68 54 list2symbol;
#X text 23 22 data type conversion;
#X obj 155 55 tosymbol;
#X obj 219 55 fromsymbol;
#X obj 36 252 lister;
#X obj 34 98 atoi;
#X obj 30 138 list2int;
#X obj 94 137 l2i;
#X obj 96 163 a2l;
#X obj 29 164 any2list;
#X obj 158 138 list2symbol;
#X obj 158 159 symbol2list;
#X obj 247 138 l2s;
#X obj 247 158 s2l;
#X obj 123 252 list;
#X restore 427 584 pd Related_Objects;
#X text 387 225 Many objects cast the data they receive when they output
it:;
#X text 506 306 Some objects do not cast the data:;
#X obj 404 277 trigger anything;
#X msg 404 252 this is a list without a cast;
#X obj 404 300 print;
#X text 390 340 Some objects need to have the data explicitly declared
in order to handle it. These are mostly symbol handling objects.;
#X text 390 406 Objects which route data generally can handle explicitly
or implicitly defined data.;
#X obj 460 439 trigger;
#X obj 518 439 niagara;
#X obj 406 383 select;
#X obj -5 -2 cnv 15 750 20 empty empty all_about_data_types 20 10 1
18 -233017 -66577 0;
#X obj 711 -1 pddp/pddplink http://puredata.info/dev/pddp -text pddp
;
#X text -9 291 "anything";
#X text -9 407 "list";
#X text -9 393 "float";
#X text -9 434 "symbol";
#X text -9 380 "bang";
#X msg 91 339 anything 1 two three;
#X msg 242 339 one 2 3;
#X obj 147 422 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
-1;
#X obj 151 396 t a b f l p s;
#X obj 181 423 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
-1;
#X msg 244 373 list one 2 3;
#X msg 283 403 1 2 3;
#X text -3 35 atoms (basic data types):;
#X text -3 60 The basic data types are known as 'atoms' in Pd. "float"
and "symbol" atoms have 'atom boxes' for realtime display and control
from within a patch. "pointer" atoms are used for accessing data stored
in graphical data structures.;
#X obj 401 177 int;
#X obj 409 157 / 5.23;
#X floatatom 409 129 5 0 0 0 - - -;
#X floatatom 442 197 5 0 0 0 - - -;
#X floatatom 401 197 5 0 0 0 - - -;
#X obj 491 127 tosymbol;
#X obj 555 128 fromsymbol;
#X obj 638 127 list2symbol;
#X obj 642 169 ftos;
#X obj 597 36 symbol;
#X obj 560 80 int;
#X obj 679 36 pointer;
#X obj 420 80 bang;
#X obj 458 81 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
-1;
#X obj 479 36 float;
#X text 1 527 There a number of objects which are used for storing
messages \, or casting messages as a specific data type \, sometimes
converting from one data type to another. The right inlet on these
objects is stores that value \, which can be later output using a bang.
;
#X obj 588 80 lister;
#X text 520 37 aka;
#X obj 546 36 f;
#X obj 450 511 pddp/pddplink all_about_lists_vs_anythings.pd -text
all_about_lists_vs_anythings;
#X obj 450 532 pddp/pddplink all_about_symbol_construction.pd -text
all_about_symbol_construction;
#X obj 450 553 pddp/pddplink all_about_data_structures.pd -text all_about_data_structures
;
#X text 475 81 (aka [bng]);
#X text 3 304 "anything" allows anything to pass through unchanged.
It is not a data type tho.;
#X text -6 143 "symbols" need to be declared explicitly. "floats" do
not need to be declared explicitly \, but can be:;
#X text 153 212 casting as a "symbol";
#X text 1 509 CASTING AND STORAGE OBJECTS;
#X text 391 467 FOR MORE INFO:;
#X text 390 107 EXAMPLES OF CASTING;
#X text 385 36 atom objects:;
#X text 392 58 other data types:;
#X text -9 420 "pointer";
#X obj 24 460 trigger anything bang float list pointer symbol;
#X obj 24 480 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
-1;
#X obj 78 480 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
-1;
#X obj 134 479 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
-1;
#X obj 191 480 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
-1;
#X obj 247 479 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
-1;
#X obj 303 480 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
-1;
#X text 193 35 "float" \, "symbol" \, "pointer";
#N canvas 0 22 505 381 float/list 0;
#X msg 75 133 float 1 2 3;
#X text 34 22 FLOAT CONVERSION;
#X msg 95 187 list 1 2 3;
#X text 92 164 A list with multiple elements remains a list.;
#X text 43 59 A float with one element remains a float.;
#X text 72 106 A float with multiple elements remains a float but is
cut to one element.;
#X text 99 218 A list with one float element is converted to a float.
;
#X obj 58 308 bng 15 250 50 0 empty empty bang 0 20 1 9 -262144 -1
-1;
#X obj 105 308 bng 15 250 50 0 empty empty float 0 21 1 9 -262144 -1
-1;
#X obj 152 308 bng 15 250 50 0 empty empty symbol 0 21 1 9 -262144
-1 -1;
#X obj 200 308 bng 15 250 50 0 empty empty list 0 21 1 9 -262144 -1
-1;
#X obj 248 308 bng 15 250 50 0 empty empty UNDEFINED 0 21 1 9 -262144
-1 -1;
#X obj 57 286 route bang float symbol list;
#X obj 92 349 print FLOAT;
#X msg 50 81 float 3;
#X msg 106 239 list 2;
#X obj 188 349 print LIST;
#X connect 0 0 12 0;
#X connect 2 0 12 0;
#X connect 12 0 7 0;
#X connect 12 1 8 0;
#X connect 12 1 13 0;
#X connect 12 2 9 0;
#X connect 12 3 10 0;
#X connect 12 3 16 0;
#X connect 12 4 11 0;
#X connect 14 0 12 0;
#X connect 15 0 12 0;
#X restore 425 486 pd float/list conversion;
#N canvas 0 22 479 361 empty 0;
#X obj 78 268 bng 15 250 50 0 empty empty bang 0 20 1 9 -262144 -1
-1;
#X obj 125 268 bng 15 250 50 0 empty empty float 0 21 1 9 -262144 -1
-1;
#X obj 172 268 bng 15 250 50 0 empty empty symbol 0 21 1 9 -262144
-1 -1;
#X obj 220 268 bng 15 250 50 0 empty empty list 0 21 1 9 -262144 -1
-1;
#X obj 268 268 bng 15 250 50 0 empty empty UNDEFINED 0 21 1 9 -262144
-1 -1;
#X msg 127 205 list;
#X msg 50 75 float;
#X msg 97 134 symbol;
#X text 31 21 EMPTY DATA TYPES;
#X obj 77 246 route bang float symbol list;
#X obj 73 326 print FLOAT;
#X obj 155 326 print SYMBOL;
#X text 120 184 An empty list is converted to a bang;
#X text 85 114 An empty "symbol" remains a empty "symbol".;
#X text 46 55 An empty "float" remains a "float" and is initialized
to 0;
#X connect 5 0 9 0;
#X connect 6 0 9 0;
#X connect 7 0 9 0;
#X connect 9 0 0 0;
#X connect 9 1 1 0;
#X connect 9 1 10 0;
#X connect 9 2 2 0;
#X connect 9 2 11 0;
#X connect 9 3 3 0;
#X connect 9 4 4 0;
#X restore 616 486 pd empty data types;
#X text 548 584 updated for Pd version 0.38.4;
#X connect 3 0 4 0;
#X connect 5 0 4 0;
#X connect 6 0 3 0;
#X connect 7 0 4 0;
#X connect 11 0 10 0;
#X connect 12 0 10 0;
#X connect 16 0 18 0;
#X connect 17 0 16 0;
#X connect 31 0 34 0;
#X connect 32 0 34 0;
#X connect 34 0 33 0;
#X connect 34 3 35 0;
#X connect 36 0 34 0;
#X connect 37 0 34 0;
#X connect 40 0 44 0;
#X connect 41 0 40 0;
#X connect 41 0 43 0;
#X connect 42 0 41 0;
#X connect 72 0 73 0;
#X connect 72 1 74 0;
#X connect 72 2 75 0;
#X connect 72 3 76 0;
#X connect 72 4 77 0;
#X connect 72 5 78 0;