X-Git-Url: https://scm.cri.ensmp.fr/git/Faustine.git/blobdiff_plain/1059e1cc0c2ecfa237406949aa26155b6a5b9154..66f23d4fabf89ad09adbd4dfc15ac6b5b2b7da83:/interpretor/preprocessor/faust-0.9.47mr3/examples/faust-stk/bass.dsp diff --git a/interpretor/preprocessor/faust-0.9.47mr3/examples/faust-stk/bass.dsp b/interpretor/preprocessor/faust-0.9.47mr3/examples/faust-stk/bass.dsp deleted file mode 100644 index 86980d2..0000000 --- a/interpretor/preprocessor/faust-0.9.47mr3/examples/faust-stk/bass.dsp +++ /dev/null @@ -1,84 +0,0 @@ -declare name "Bass"; -declare description "Nonlinear WaveGuide Acoustic Bass"; -declare author "Romain Michon"; -declare copyright "Romain Michon (rmichon@ccrma.stanford.edu)"; -declare version "1.0"; -declare licence "STK-4.3"; // Synthesis Tool Kit 4.3 (MIT style license); - -import("instrument.lib"); -import("music.lib"); - -//==================== GUI SPECIFICATION ================ - -freq = nentry("h:Basic_Parameters/freq [1][unit:Hz] [tooltip:Tone frequency]",120,20,20000,1); -gain = nentry("h:Basic_Parameters/gain [1][tooltip:Gain (value between 0 and 1)]",1,0,1,0.01); -gate = button("h:Basic_Parameters/gate [1][tooltip:noteOn = 1, noteOff = 0]"); - -touchLength = hslider("v:Physical_Parameters/Touch_Length -[2][tooltip:A value between 0 and 1]",0.15,0,1,0.01)*2; - -typeModulation = nentry("v:Nonlinear_Filter_Parameters/Modulation_Type -[3][tooltip: 0=theta is modulated by the incoming signal; 1=theta is modulated by the averaged incoming signal; -2=theta is modulated by the squared incoming signal; 3=theta is modulated by a sine wave of frequency freqMod; -4=theta is modulated by a sine wave of frequency freq;]",0,0,4,1); -nonLinearity = hslider("v:Nonlinear_Filter_Parameters/Nonlinearity -[3][tooltip:Nonlinearity factor (value between 0 and 1)]",0,0,1,0.01); -frequencyMod = hslider("v:Nonlinear_Filter_Parameters/Modulation_Frequency -[3][unit:Hz][tooltip:Frequency of the sine wave for the modulation of theta (works if Modulation Type=3)]",220,20,1000,0.1); - -//==================== SIGNAL PROCESSING ====================== - -//----------------------- Nonlinear filter ---------------------------- -//nonlinearities are created by the nonlinear passive allpass ladder filter declared in filter.lib - -//nonlinear filter order -nlfOrder = 6; - -//nonLinearModultor is declared in instrument.lib, it adapts allpassnn from filter.lib -//for using it with waveguide instruments -NLFM = nonLinearModulator((nonLinearity : smooth(0.999)),1,freq, - typeModulation,(frequencyMod : smooth(0.999)),nlfOrder); - -//----------------------- Synthesis parameters computing and functions declaration ---------------------------- - -//delay length in number of samples -delayLength = float(SR)/freq; - -//stereoizer is declared in instrument.lib and implement a stereo spacialisation in function of -//the frequency period in number of samples -stereo = stereoizer(delayLength); - -//string excitation -excitation = asympT60(-0.5,-0.985,0.02,gate),noise*asympT60(gain,0,touchLength,gate) : - onePoleSwep : excitationFilter : excitationFilter - with{ - //the exitation filter is a one pole filter (declared in instrument.lib) - excitationFilter = onePole(0.035,-0.965); - }; - -//the bodyfilter is a bandpass filter (declared in instrument.lib) -bodyFilter = bandPass(108,0.997); - -//the reflexion filter is pole zero filter (declared in instrument.lib) whose coefficients are -//modulated in function of the tone being played -reflexionFilter = poleZero(b0,b1,a1) - with{ - //filter coefficients are stored in a C++ function - loopFilterb0 = ffunction(float getValueBassLoopFilterb0(float), ,""); - loopFilterb1 = ffunction(float getValueBassLoopFilterb1(float), ,""); - loopFiltera1 = ffunction(float getValueBassLoopFiltera1(float), ,""); - freqToNoteNumber = (log - log(440))/log(2)*12 + 69 + 0.5 : int; - freqn = freq : freqToNoteNumber; - b0 = loopFilterb0(freqn); - b1 = loopFilterb1(freqn); - a1 = loopFiltera1(freqn); - }; - -delayLine = asympT60(0,delayLength,0.01,gate),_ : fdelay(4096); - -//the resonance duration is different whether a note-on signal is sent or not -resonanceGain = gate + (gate < 1 <: *(asympT60(1,0.9,0.05))); - -process = excitation : - (+)~(delayLine : NLFM : reflexionFilter*resonanceGain) <: - bodyFilter*1.5 + *(0.5) : *(4) : stereo : instrReverb;