Re: Visir FIR as IIR Filter = No GFX Card or DSP Card Needed (Supporting Fair Pay Philosophy and Low Jitter)

["Ywe Cærlyn" <yn@bitvisir.nu>]

ASCII gets kind of poor on this one really.

Rather see: https://bitvisir.nu/Visir_3-Bit_D_A.png

Serenity.

Den 30.09.2026 11:04, skrev Ywe Cærlyn:
> Example:
> 
> Visir FIR as IIR filter (fast):
> 
> - Anisotropic (Can be run via Cache, for GFX Card alleviation)
>    6 point, lod bias included, optimized for retina and fair pay politics.
> - RMS (Can be run via Cache, for DSP Card alleviation)
> - Constant-Q 24 dB Analog (Can be run via Cache, for DSP Card alleviation)
> - Resampling (Can be run via Cache, for DSP Card alleviation)
>    24 point, optimized for ear and fair pay politics.
> 
> buf1 = buf1 + ( - (buf01 * cut));
> buf2 = buf2 + ( - (buf02 * (cut / 1.3)));
> buf3 = buf3 + ( - (buf03 * ((cut / 1.3)/1.3))));
> 
> double fil = buf1 - buf2 + buf3;
> 
> ..negative "pole" gives a zero.
> 
> Serenity.
> https://bitvisir.nu/
> 
> 
> Den 30.09.2026 10:39, skrev Ywe Cærlyn:
>> IIR version (fastest) can also be modified for impulse response decay 
>> optimized for zoom.
>>
>>  >>> mid pole negative in sum (making a zero).
>>
>> Den 30.09.2026 10:36, skrev Ywe Cærlyn:
>>> 6 point anisotropy I think, lod bias in it. Perfect for Retina, 4k w/ 
>>> rYb pixel, 72,7 minimal psychovisual noise refresh rate.
>>>
>>> Serenity.
>>>
>>> Den 29.09.2026 05:42, skrev Ywe Cærlyn:
>>>> Here is some graphics on that one aswell: https://bitvisir.nu/ 
>>>> Visir_3- Bit_D_A.png
>>>>
>>>> Den 29.09.2026 03:52, skrev Ywe Cærlyn:
>>>>> Visir 24dB -
>>>>> constitutes RMS, Constant-Q, Anisotropic in one filter.
>>>>> 3 poles, 1.3 cut down pr pole
>>>>> last pole negative in sum
>>>>> IIR typically for Constant-Q (minphase analog) FIR other.
>>>>>
>>>>> Used via Cache, should abolish the use of GFX Card, and DSP card.
>>>>>
>>>>> This is part of supporting my work with Fair Pay Philosophy Unity 
>>>>> and Low Jitter, for ITS.
>>>>>
>>>>> Serenity!
>>>>> https://bitvisir.nu/
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>
>>>
>>
>