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Diffstat (limited to 'pd/doc/3.audio.examples/B01.wavetables.pd')
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1 files changed, 50 insertions, 0 deletions
diff --git a/pd/doc/3.audio.examples/B01.wavetables.pd b/pd/doc/3.audio.examples/B01.wavetables.pd new file mode 100644 index 00000000..66549d3e --- /dev/null +++ b/pd/doc/3.audio.examples/B01.wavetables.pd @@ -0,0 +1,50 @@ +#N canvas 19 22 722 608 12; +#X floatatom 164 43 0 0 0 0 - - -; +#N canvas 0 0 450 300 graph1 0; +#X array table10 259 float 1; +#A 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0.612 0.612 0.612 0.612 0.612 0.627692 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 -0.470769 -0.470769 -0.470769 -0.470769 -0.470769 +-0.470769 -0.470769 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0.627692 0.627692 0.627692 0.643385 0.643385 0.643385 +0.659077 0 -0.502154 -0.502154 -0.502154 -0.486462 -0.486462 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0.580615 0.596308 0.596308 0.596308 0.596308 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0; +#X coords 0 1.02 258 -1.02 258 130 1; +#X restore 445 47 graph; +#X text 30 123 oscillator -->; +#X text 456 587 updated for Pd version 0.34; +#X text 33 8 WAVETABLE OSCILLATORS; +#X text 36 106 wavetable; +#X obj 164 70 mtof; +#X floatatom 164 97 0 0 0 0 - - -; +#X obj 164 123 tabosc4~ table10; +#X text 94 42 pitch->; +#X text 35 309 Note that I selected "save contents" in the properties +dialog for table10 (right click on the table to see.) If this isn't +set \, the waveform won't be remembered as part of the patch but will +be reinitialized to zero when the patch is reopened.; +#X msg 35 549 \; table10 cosinesum 256 0.2 -0.2 0.2 -0.2 0.2 -0.2 0.2 +; +#X msg 578 240 \; table10 const 0; +#X text 597 217 CLEAR TABLE; +#X text 35 395 For efficiency's sake tabosc4~ requires that the table +have a power of two plus three points (64+3=67 \, 128+3=131 \, 256+3=259 +\, etc.) If you want wraparound to work smoothly \, you should make +the last three points copies of the first three. This is done because +tabread4~ does 4-point interpolation.; +#X text 38 494 If you want a specific sinusoidal composition \, you +can send table10 a message \, as below (see 11.arrays in the control +examples):; +#X text 36 240 Here \, in place of the "osc~" cosine wave oscillator +\, we introduce the tabosc4~ oscillator which produces an arbitrary +waveform. You can draw in the waveform with the mouse.; +#X obj 164 151 output~; +#X connect 0 0 6 0; +#X connect 6 0 7 0; +#X connect 7 0 8 0; +#X connect 8 0 17 0; +#X connect 8 0 17 1; |