> Just as I said at the start; the Documentation of bank selection is a mess which is virtually impossible for someone who has not studied the code and scraps of documentation in detail to follow.
Sorry, to which documentation are you referring specifically?
Tom
2017-12-21 19:28 GMT+01:00 David Back <
address@hidden>:
> Hi Marcus
>
> I realised after reading the Documentation again that reverb has to be setup
> before the synth is started (its not a REAL TIME option). I have now moved
> it back to its proper place and it is working. Its quite strange listening
> to an organ
> with reverb off!!
>
> I do not totally understand what fluidsynth means by resetting all channels
> but
> as the sound font is loaded right at the start, before the channels have
> been set
> up, resetting them should initialise them all to a common state, ready for
> use.
> Even if resetting is not needed it does no harm.
>
> I do not find any need to reset them again after changing the sound bank.
> None
> of the channels have been used at this point.
>
> Both reverb and bank select are now working as intended.
>
> It is quite possible that fluid_synth_bank_select might work just as well --
> its the
> first I have heard of it. Just as I said at the start; the Documentation of
> bank selection
> is a mess which is virtually impossible for someone who has not studied the
> code
> and scraps of documentation in detail to follow. You really ought to have a
> few
> examples.
>
> All of the setting up of the organ is done automatically with data taken
> from the
> xml file. Virtually nothing has to be done manually.
>
> I invite you to download and try the latest version (reverb always on and no
> bank selection) from my website
https://midimusic.github.io/>
> David.
>
> ________________________________
> From: Marcus Weseloh <
address@hidden>
> To: David Back <
address@hidden>
> Cc: FluidSynth Mailing List <
address@hidden>
> Sent: Thursday, 21 December 2017, 14:39
> Subject: Re: Fluidsynth bank select
>
> Hi David,
>
> 2017-12-21 14:45 GMT+01:00 David Back <
address@hidden>:
>>
>> Yes it is working now, I have managed to get bank 1 selected and just as
>> you prophesied I needed to use an offset of -1 to select it.
>
> That is weird, because from looking at your code, I wouldn't have expected
> it to work.
>
>> int Division::loadSoundFont(char* sfont, int reverb, int bank){
>> int sfID = 0;
>> int offset;
>> offset = -bank;
>> sfID = fluid_synth_sfload(synth, sfont, 1);
>
> Here you load the soundfont and also reset all channels (because you passed
> 1 as the last parameter).
>
>> fluid_settings_setint(settings, "synth.reverb.active", reverb); //***not
>> convinced its working
>
> Toggling reverb is completely independent of soundfont loading, it's a
> setting on the synth object itself. And the 'synth.reverb.active' setting is
> only examined when first creating the synth using new_fluid_synth. But you
> can enable or disable reverb with the fluid_synth_set_reverb_on function.
> But in any case, it has no logical connection to sound font loading, so it
> seems out of place in a loadSoundFont function IMHO.
>
>> fluid_synth_set_bank_offset(synth, sfID, offset);
>
> Only now do you set the bank offset, but you don't reset the channels again.
> The fact that you say it's working as intended seems to indicate that you do
> manual fluid_synth_program_change calls later on, in a different function.
> In that case, you could simply do what Tom suggested in the original thread:
> just use fluid_synth_bank_select before doing the program changes. No need
> to mess with bank offsets at all.
>
> Cheers,
>
>
> Marcus
>
>
>
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