Alright. Finnish guys. :D I'll keep that in mind.
Also, (I'm very new to Ubuntu) how do I test my synth?
On Fri, Aug 22, 2014 at 7:46 AM, Ian Sannar <[email protected]> wrote:
> Alright. I'll get started then.
> I'll have questions though.
> @Vesa are you the one to ask when it comes to synth dev?
>
>
> On Fri, Aug 22, 2014 at 7:45 AM, Vesa <[email protected]> wrote:
>
>> On 08/22/2014 04:30 PM, Ian Sannar wrote:
>>
>> Alright. So I think I'd like to try and write a port for LMMS. What are
>> the steps to this?
>> I know C# and C++ really isn't that much different.
>>
>>
>> Eh...
>>
>> Just a heads up... actually, C++ is completely different from C# - it
>> follows a fundamentally different paradigm in almost every aspect. Yes, the
>> syntax is similar, but that's the least important part of a language...
>>
>> I'm not saying it's impossible or hard to move from C# to C++, just that
>> you'll have to completely change the way you think - especially when you
>> have to consider things like RT and thread-safety.
>>
>> I've never worked on LMMS code.
>>
>>
>> Take a look at some existing synth such as BitInvader, see how it's
>> built, then adapt it to your needs.
>>
>> Note also that most LMMS synths work very differently from VSTi's. Most
>> LMMS synths work by rendering each note separately in their own buffers,
>> with each note getting rendered in its own thread.
>>
>> Also, do take note of what I said before:
>>
>>
>>
>> > Osc 2 is generated dynamically. A knob controls the
>>>>>>> wavetable position.
>>>>>>> >
>>>>>>> > This psuedo-code generates Osc 2.
>>>>>>> >
>>>>>>> > float[] GenerateOsc2(int wavetableQuality, int sampleRate, float
>>>>>>> mouth)
>>>>>>> > {
>>>>>>> > step = 1.0 / sampleRate;
>>>>>>> > wavetable = new float[wavetableQuality];
>>>>>>> > for (int i = 0; i < 1; i += step)
>>>>>>> > {
>>>>>>> > position = 1 - i;
>>>>>>> > ampEnv = (float)(1 / Math.Pow(position, 2));
>>>>>>> > wavetable[i * SampleRate] = -(float)Math.Sin((position *
>>>>>>> > Math.PI * (2 * mouth))) / ampEnv;
>>>>>>> > }
>>>>>>> > return wavetable;
>>>>>>> > }
>>>>>>>
>>>>>>> *If this is only called once when the synth is initialized, then
>>>>>>> it's*
>>>>>>> * probably fine. Otherwise there will be problems...*
>>>>>>>
>>>>>>
>
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