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/math-help.pd | 162 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 162 insertions(+) create mode 100644 doc/pddp/math-help.pd (limited to 'doc/pddp/math-help.pd') diff --git a/doc/pddp/math-help.pd b/doc/pddp/math-help.pd new file mode 100644 index 00000000..2ff9b793 --- /dev/null +++ b/doc/pddp/math-help.pd @@ -0,0 +1,162 @@ +#N canvas 3 1 906 656 10; +#X floatatom 517 224 0 0 0; +#X floatatom 440 309 0 0 0; +#X floatatom 440 223 0 0 0; +#X floatatom 559 464 0 0 0; +#X floatatom 616 464 0 0 0; +#X floatatom 710 464 0 0 0; +#X floatatom 249 242 0 0 0; +#X floatatom 249 203 0 0 0; +#X floatatom 478 464 0 0 0; +#X floatatom 478 414 0 0 0; +#X floatatom 741 133 0 0 0; +#X floatatom 648 134 0 0 0; +#X obj 555 99 sin; +#X floatatom 432 54 0 0 0; +#X floatatom 555 133 0 0 0; +#X obj 432 94 * 6.28319; +#X obj 432 74 / 360; +#X obj 648 100 cos; +#X obj 741 99 tan; +#X obj 478 444 sqrt; +#X obj 249 222 atan; +#X obj 710 445 log; +#X obj 616 444 exp; +#X obj 559 444 abs; +#X obj 440 261 float; +#X obj 517 261 t b f; +#X obj 440 289 atan2; +#X text 32 14 Higher math in Pd --; +#X obj 162 14 sin; +#X obj 188 14 cos; +#X obj 214 14 tan; +#X obj 241 14 atan; +#X obj 274 14 atan2; +#X obj 314 14 exp; +#X obj 342 14 log; +#X obj 369 14 abs; +#X obj 397 14 sqrt; +#X obj 432 14 pow; +#X text 495 94 2 x Pi; +#X text 21 46 Trigonometry functions take input in Radians. To find +a radian \, simply divide a number by 360 (to make it a fraction of +a circle) and multiply it by 2(Pi) where Pi is equal to approximately +3.14159265.; +#X floatatom 432 114 0 0 0; +#X text 495 114 Radian; +#X obj 432 134 s radians; +#X obj 555 73 r radians; +#X text 20 139 [tan] will produce a number which represents the tangent +of an angle.; +#X text 20 105 [sin] and [cos] will return numbers between -1 and 1: +the sine and cosine of a number repectively.; +#X text 20 186 The [atan] object produces the arctangent of a number +as a numeric value between -Pi/2 and Pi/2.; +#X text 71 284 The [atan2] object produces the arctangent of the quotient +of its two arguments. The number produced is a value between Pi and +-Pi and represents the counterclockwise angle in radians (not degrees) +between the positive X axis and the point (x \, y). Note that the X +coordinate is passed to the right inlet and the Y coordinate is passed +to the left inlet.; +#X text 425 223 Y; +#X text 506 223 X; +#X floatatom 759 329 0 0 0; +#X obj 759 289 /; +#X obj 759 309 atan; +#X obj 759 209 r X_Y; +#X obj 517 309 s X_Y; +#X obj 517 288 pack f f; +#X obj 759 228 unpack f f; +#X obj 759 247 swap; +#X text 585 223 This example on the; +#X text 584 239 right is an alternative; +#X text 584 257 of finding the arctangent; +#X text 584 274 of two coordinates \, but; +#X text 585 291 it runs slightly slower; +#X text 585 307 than [atan2].; +#X text 782 290 Y; +#X text 746 290 X; +#X floatatom 795 268 0 0 0; +#X floatatom 759 268 0 0 0; +#X obj 6 169 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 846 184 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 8 368 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 848 383 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X floatatom 782 463 0 0 0; +#X text 19 392 [sqrt] will output the square root of a number. Negative +numbers are ignored.; +#X text 416 391 [abs] will output the absolute value of a number.; +#X text 611 488 i; +#X text 418 491 [exp] will output the value of E where E is Euler's +constant and i is the value of the inlet.; +#X text 18 427 [log] will output the natural logarithm (base E) of +a number. The value of zero will produce "-1000" which represents "negative +infinity".; +#X obj 782 443 pow 2; +#X floatatom 807 423 0 0 0; +#X text 17 474 [pow] is used to exponentiate a number. 2 to the power +of 2 = 4 The right inlet or creation argument is the exponent while +the left inlet is the base.; +#X obj 10 515 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 850 530 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X text 16 537 RELATED OBJECTS; +#X obj 18 557 cos~; +#X obj 50 557 osc~; +#X obj 18 577 +; +#X text 40 577 Other Math Objects; +#X obj 18 597 <; +#X text 41 597 Math/Binary operators; +#X obj 84 557 expr; +#X text 420 563 This document was updated for Pd version 0.35 test +28 by Dave Sabine as part of a project called pddp proposed by Krzysztof +Czaja to build comprehensive documentation for Pd.; +#X connect 0 0 25 0; +#X connect 2 0 24 0; +#X connect 7 0 20 0; +#X connect 9 0 19 0; +#X connect 9 0 23 0; +#X connect 9 0 22 0; +#X connect 9 0 21 0; +#X connect 9 0 78 0; +#X connect 12 0 14 0; +#X connect 13 0 16 0; +#X connect 15 0 40 0; +#X connect 16 0 15 0; +#X connect 17 0 11 0; +#X connect 18 0 10 0; +#X connect 19 0 8 0; +#X connect 20 0 6 0; +#X connect 21 0 5 0; +#X connect 22 0 4 0; +#X connect 23 0 3 0; +#X connect 24 0 26 0; +#X connect 24 0 55 0; +#X connect 25 0 24 0; +#X connect 25 1 26 1; +#X connect 25 1 55 1; +#X connect 26 0 1 0; +#X connect 40 0 42 0; +#X connect 43 0 12 0; +#X connect 43 0 17 0; +#X connect 43 0 18 0; +#X connect 51 0 52 0; +#X connect 52 0 50 0; +#X connect 53 0 56 0; +#X connect 55 0 54 0; +#X connect 56 0 57 0; +#X connect 56 1 57 1; +#X connect 57 0 67 0; +#X connect 57 1 66 0; +#X connect 66 0 51 1; +#X connect 67 0 51 0; +#X connect 68 0 69 0; +#X connect 70 0 71 0; +#X connect 78 0 72 0; +#X connect 79 0 78 1; +#X connect 81 0 82 0; -- cgit v1.2.1