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Re: [fluid-dev] fluid~ crashes

From: Tim Goetze
Subject: Re: [fluid-dev] fluid~ crashes
Date: Thu, 4 Mar 2004 18:11:04 +0100 (CET)

[Peter Hanappe]

>> While I'm at it... This is probably completely outside the paridigm of
>> fluidsynth, so if you are offended by the suggestion please just
>> disregard... Really, the only thing that is keeping fluidsynth from
>> completely emulating subtractive synthesis is pwm. It would be usefull
>> to have a generator that could take an offset from the start of a sample
>> and set all output of that sample to 0 after that. Or something like
>> that. But, perhaps such a beast does not belong in the main fluidsynth
>> source. Perhaps a patch would be more appropriate.
>Do you think PWM is possible using the modulation envelope? You could
>control the width by changing the decay and sustain phases in runtime.
>The volume envelope can not drop to zero instantaniously but in a span
>of 64 samples.

real, instantanous wave inversion pwm would need oversampling or
mixing a bandlimited impulse. until fluid is oversampled (and i doubt
this is necessary), this is probably not a good idea.

amicalement, tim

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