{-# LANGUAGE NoImplicitPrelude #-} {-# LANGUAGE Rank2Types #-} {- | This module contains some instruments with Causal arrow interface. The interface is a bit low-level since you have to write the transformations of the Haskell-side separately from the computations on the LLVM side. A nicer integration is used in "Synthesizer.LLVM.Server.CausalPacked.InstrumentPlug". However, we preserve this module in order to show how things work internally. -} module Synthesizer.LLVM.Server.CausalPacked.Instrument where import Synthesizer.LLVM.Server.Packed.Instrument (stereoNoise, ) import Synthesizer.LLVM.Server.CommonPacked import Synthesizer.LLVM.Server.Common hiding (Instrument, ) import qualified Synthesizer.LLVM.Server.SampledSound as Sample import qualified Synthesizer.LLVM.Storable.Process as PSt import qualified Synthesizer.MIDI.CausalIO.Process as MIO import qualified Synthesizer.CausalIO.Gate as Gate import qualified Synthesizer.CausalIO.Process as PIO import Synthesizer.LLVM.CausalParameterized.Functional (($&), (&|&), ) import qualified Synthesizer.LLVM.Filter.Universal as UniFilter import qualified Synthesizer.LLVM.Filter.Allpass as Allpass import qualified Synthesizer.LLVM.Filter.Moog as Moog import qualified Synthesizer.LLVM.Generator.Exponential2 as Exp import qualified Synthesizer.LLVM.Frame.Stereo as Stereo import qualified Synthesizer.LLVM.Frame as Frame import qualified Synthesizer.LLVM.Frame.SerialVector as Serial import qualified Synthesizer.LLVM.CausalParameterized.Functional as F import qualified Synthesizer.LLVM.CausalParameterized.ControlledPacked as CtrlPS import qualified Synthesizer.LLVM.CausalParameterized.ProcessPacked as CausalPS import qualified Synthesizer.LLVM.CausalParameterized.Process as CausalP import qualified Synthesizer.LLVM.Parameterized.SignalPacked as SigPS import qualified Synthesizer.LLVM.Parameterized.Signal as SigP import qualified Synthesizer.LLVM.Parameter as Param import qualified Synthesizer.LLVM.Wave as WaveL import qualified Synthesizer.LLVM.MIDI.BendModulation as BM import qualified Synthesizer.LLVM.MIDI as MIDIL import qualified Synthesizer.PiecewiseConstant.Signal as PC import qualified Synthesizer.Generic.Cut as CutG import qualified Synthesizer.Zip as Zip import qualified Data.EventList.Relative.BodyTime as EventListBT import qualified Synthesizer.Storable.Signal as SigSt import qualified Data.StorableVector.Lazy as SVL import qualified Data.StorableVector as SV import System.FilePath ((), ) import qualified LLVM.Extra.Arithmetic as A import qualified LLVM.Extra.Monad as LM import qualified LLVM.Core as LLVM import qualified Types.Data.Num as TypeNum import qualified Data.Traversable as Trav import Control.Arrow (Arrow, arr, first, second, (&&&), (<<^), (^<<), ) import Control.Category (id, (.), ) import Control.Monad (liftM2, liftM3, (<=<), ) import Control.Applicative (pure, liftA2, liftA3, ) import Data.Monoid (mappend, ) import qualified Number.DimensionTerm as DN import NumericPrelude.Numeric import NumericPrelude.Base hiding (id, (.), ) type Instrument a sig = SampleRate a -> MIO.Instrument a sig type Control = EventListBT.T PC.ShortStrictTime type Time = DN.Time Real type Frequency = DN.Frequency Real type BendModControl = Control (BM.T Real) type DetuneBendModControl = Zip.T (Control Real) (Control (BM.T Real)) type PIOId a = PIO.T a a stereoFrequenciesFromDetuneBendModulation :: Param p Real -> (FuncP p inp (LLVM.Value Real), FuncP p inp (BM.T (LLVM.Value Real))) -> FuncP p inp (Stereo.T VectorValue) stereoFrequenciesFromDetuneBendModulation speed (detune, freq) = CausalP.envelopeStereo $& (MIDIL.frequencyFromBendModulationPacked speed $& freq) &|& (CausalP.mapSimple (Trav.mapM Serial.upsample) $& liftA2 Stereo.cons (one + detune) (one - detune)) frequencyFromSampleRate :: SampleRate a -> DN.Frequency a frequencyFromSampleRate (SampleRate sr) = DN.frequency sr halfLifeControl :: (Functor f) => SampleRate Real -> f Time -> f (Exp.ParameterPacked Vector) halfLifeControl sr = fmap (Exp.parameterPackedPlain . flip DN.mulToScalar (frequencyFromSampleRate sr)) frequencyControl :: (Functor f) => SampleRate Real -> f Frequency -> f Real frequencyControl sr = fmap (flip DN.divToScalar $ frequencyFromSampleRate sr) takeThreshold :: Param.T p Real -> CausalP.T p VectorValue VectorValue takeThreshold = CausalP.takeWhile (\threshold y -> A.cmp LLVM.CmpLE threshold =<< Serial.subsample y) fanoutShorten :: (CutG.Transform a, CutG.Transform b, CutG.Transform c) => PIO.T a b -> PIO.T a c -> PIO.T a (Zip.T b c) fanoutShorten a b = Zip.arrowFirstShorten a . Zip.arrowSecondShorten b . arr (\x -> Zip.Cons x x) type EnvelopeControl = Zip.T MIO.GateChunk (Zip.T (Control Time) (Control Time)) type WithEnvelopeControl remainder = Zip.T MIO.GateChunk (Zip.T (Zip.T (Control Time) (Control Time)) remainder) reorderEnvelopeControl :: (Arrow arrow, CutG.Read remainder) => arrow (WithEnvelopeControl remainder) (Zip.T EnvelopeControl remainder) reorderEnvelopeControl = arr $ \(Zip.Cons gate (Zip.Cons times ctrl)) -> Zip.consChecked "ping gate ctrl" (Zip.consChecked "ping gate times" gate times) ctrl ping :: IO (Instrument Real (SV.Vector Vector)) ping = fmap (\proc sampleRate vel freq -> proc (sampleRate, (vel,freq)) . Gate.toStorableVector) $ CausalP.processIO $ let vel = number fst freq = frequency snd in CausalP.fromSignal $ SigP.envelope (SigPS.exponential2 (timeConst 0.2) (fmap amplitudeFromVelocity vel)) $ SigPS.osciSimple WaveL.saw zero freq pingReleaseEnvelope :: IO (Real -> Real -> SampleRate Real -> Real -> PIO.T MIO.GateChunk (SV.Vector Vector)) pingReleaseEnvelope = liftM2 (\sustain release dec rel sr vel -> PSt.continuePacked (sustain (sr,(dec,vel)) . Gate.toChunkySize) (\y -> release (sr,(rel,y)) . Gate.allToChunkySize)) (CausalP.processIO $ let vel = number snd decay = vectorTime fst in CausalP.fromSignal $ SigPS.exponential2 decay (fmap amplitudeFromVelocity vel)) (CausalP.processIO $ let level = number snd release = time fst in CausalP.take (fmap round (vectorTime (const 1))) . CausalP.fromSignal (SigPS.exponential2 release level)) pingRelease :: IO (Real -> Real -> Instrument Real (SV.Vector Vector)) pingRelease = liftM2 (\osci envelope dec rel sr vel freq -> osci (sr, freq) . envelope dec rel sr vel) (CausalP.processIO $ let freq = frequency id in CausalP.envelope . CausalP.feedFst (SigPS.osciSimple WaveL.saw zero freq)) pingReleaseEnvelope pingControlledEnvelope :: Maybe Real -> IO (SampleRate Real -> Real -> PIO.T EnvelopeControl (SV.Vector Vector)) pingControlledEnvelope threshold = liftM2 (\sustain release sr vel -> PSt.continuePacked (sustain (sr,vel) . Gate.shorten . Zip.arrowSecond (arr (halfLifeControl sr . Zip.first))) (\y -> release (sr,y) <<^ halfLifeControl sr . Zip.second . Zip.second)) (CausalP.processIO $ let vel = number id in Exp.causalPackedP (fmap amplitudeFromVelocity vel)) (CausalP.processIO $ let level = number id expo = Exp.causalPackedP level in case threshold of Just y -> takeThreshold (pure y) . expo Nothing -> expo) pingStereoReleaseFM :: IO (SampleRate Real -> Real -> Real -> PIO.T (WithEnvelopeControl (Zip.T (Zip.T (Control Real) (Control Time)) (Zip.T (Zip.T (Control Real) (Control Time)) DetuneBendModControl))) (SV.Vector (Stereo.T Vector))) pingStereoReleaseFM = liftA2 (\osc env sr vel freq -> osc (sr, ()) . Zip.arrowSecond (Zip.arrowSplit (Zip.arrowSecond $ arr $ halfLifeControl sr) ((Zip.arrowSecond $ Zip.arrowSecond $ arr $ transposeModulation sr freq) . (Zip.arrowFirst $ Zip.arrowSecond $ arr $ halfLifeControl sr))) . Zip.arrowFirstShorten (env sr vel) . reorderEnvelopeControl) (CausalP.processIO (CausalP.envelopeStereo . second (F.withArgs $ \((shape0,shapeDecay),((phase,phaseDecay),fm)) -> let shape = CausalP.mapSimple Serial.upsample $& shape0 shapeCtrl = 1/pi + (shape-1/pi) * (Exp.causalPackedP (1::Param.T p Real) $& shapeDecay) freqs = stereoFrequenciesFromDetuneBendModulation (frequencyConst 10) fm expo = (CausalP.mapSimple Serial.upsample $& phase) * (Exp.causalPackedP (1::Param.T p Real) $& phaseDecay) osci = CausalPS.shapeModOsci WaveL.rationalApproxSine1 in liftA2 Stereo.cons (osci $& shapeCtrl &|& (expo &|& fmap Stereo.left freqs)) (osci $& shapeCtrl &|& (negate expo &|& fmap Stereo.right freqs))))) (pingControlledEnvelope (Just 0.01)) filterSawStereoFM :: IO (SampleRate Real -> Real -> Real -> PIO.T (WithEnvelopeControl (Zip.T (Zip.T (Control Frequency) (Control Time)) DetuneBendModControl)) (SV.Vector (Stereo.T Vector))) filterSawStereoFM = liftA2 (\osc env sr vel freq -> osc (sr, ()) . Zip.arrowSecond (Zip.arrowSplit (Zip.arrowSplit (arr $ frequencyControl sr) (arr $ halfLifeControl sr)) (Zip.arrowSecond $ arr $ transposeModulation sr freq)) . Zip.arrowFirstShorten (env sr vel) . reorderEnvelopeControl) (CausalP.processIO (CausalP.envelopeStereo . second (F.withArgs $ \((cutoff,cutoffDecay),fm) -> let freqs = stereoFrequenciesFromDetuneBendModulation (frequencyConst 10) fm {- bound control in order to avoid too low resonant frequency, which makes the filter instable -} expo = takeThreshold (frequencyConst 100) $& (CausalP.mapSimple Serial.upsample $& cutoff) * (Exp.causalPackedP (1::Param.T p Real) $& cutoffDecay) in CausalP.stereoFromMonoControlled (UniFilter.lowpass ^<< CtrlPS.process) $& (CausalP.quantizeLift (100 / fromIntegral vectorSize :: Param.T p Real) (CausalP.mapSimple (UniFilter.parameter (LLVM.valueOf 10) <=< Serial.subsample)) $& expo) &|& (CausalP.stereoFromMono (CausalPS.osciSimple WaveL.saw . CausalP.feedFst zero) $& freqs)))) (pingControlledEnvelope (Just 0.01)) tineStereoFM :: IO (SampleRate Real -> Real -> Real -> PIO.T (WithEnvelopeControl (Zip.T (Zip.T (Control Real) (Control Real)) DetuneBendModControl)) (SV.Vector (Stereo.T Vector))) tineStereoFM = liftA2 (\osc env sr vel freq -> osc (sr, vel) . (Zip.arrowSecond $ Zip.arrowSecond $ Zip.arrowSecond $ arr $ transposeModulation sr freq) . Zip.arrowFirstShorten (env sr vel) . reorderEnvelopeControl) (CausalP.processIO (CausalP.envelopeStereo . second (F.withArgs $ \((index0,depth0), fm) -> let vel = number id freqs = stereoFrequenciesFromDetuneBendModulation (frequencyConst 5) fm index = CausalP.mapSimple Serial.upsample $& index0 depth = CausalP.mapSimple Serial.upsample $& depth0 expo = F.lift $ CausalP.fromSignal $ SigPS.exponential2 (timeConst 1) (1 + vel) osci freq = CausalPS.osciSimple WaveL.approxSine2 $& expo * depth * (CausalPS.osciSimple WaveL.approxSine2 $& zero &|& index*freq) &|& freq in Stereo.liftApplicative osci freqs))) (pingControlledEnvelope (Just 0.01)) bellNoiseStereoFM :: IO (SampleRate Real -> Real -> Real -> PIO.T (WithEnvelopeControl (Zip.T (Zip.T (Control Real) (Control Real)) DetuneBendModControl)) (SV.Vector (Stereo.T Vector))) bellNoiseStereoFM = liftA3 (\osc env envInf sr vel freq -> osc (sr, ()) . (Zip.arrowSecond $ Zip.arrowSecond $ Zip.arrowSecond $ arr $ transposeModulation sr freq) . Zip.arrowFirstShorten (fanoutShorten (env sr (vel*0.5)) (let shortenTimes :: Real -> PIOId (Zip.T (Control Time) (Control Time)) shortenTimes n = let rn = recip n in (Zip.arrowFirst $ arr $ fmap $ DN.scale rn) . (Zip.arrowSecond $ arr $ fmap $ DN.scale rn) in PIO.zip (envInf sr (vel*2) . Zip.arrowSecond (shortenTimes 4)) (envInf sr (vel*4) . Zip.arrowSecond (shortenTimes 7)))) . reorderEnvelopeControl) (CausalP.processIO (F.withArgs $ \((env1,(env4,env7)),((noiseAmp0,noiseReson),fm)) -> let noiseAmp = CausalP.mapSimple Serial.upsample $& noiseAmp0 noiseParam = CausalP.quantizeLift (100 / fromIntegral vectorSize :: Param.T p Real) (CausalP.zipWithSimple (Moog.parameter TypeNum.d8)) noise = F.lift (CausalP.fromSignal (SigPS.noise 12 (noiseReference 20000))) freqs = stereoFrequenciesFromDetuneBendModulation (frequencyConst 5) fm osci amp env n = CausalPS.amplifyStereo amp $& CausalP.envelopeStereo $& env &|& (CausalP.stereoFromMono (CausalPS.osciSimple WaveL.approxSine4 . CausalP.feedFst zero) $& CausalPS.amplifyStereo n $& freqs) in (CausalP.envelopeStereo $& (noiseAmp * env1) &|& Stereo.liftApplicative (\freq -> CtrlPS.process $& (noiseParam $& noiseReson &|& (CausalP.mapSimple Serial.subsample $& freq)) &|& noise) freqs) + osci 1.00 env1 1 + osci 0.10 env4 4 + osci 0.01 env7 7)) (pingControlledEnvelope (Just 0.01)) (pingControlledEnvelope Nothing) stringControlledEnvelope :: IO (SampleRate Real -> Real -> PIO.T EnvelopeControl (SV.Vector Vector)) stringControlledEnvelope = liftM3 (\attack sustain release sr vel -> let amp = amplitudeFromVelocity vel in PSt.continuePacked (mappend (attack (sr,amp)) {- we could also feed the sustain process with a signal with sample type () -} (sustain (sr,amp)) . Gate.shorten . Zip.arrowSecond (arr (halfLifeControl sr . Zip.first))) (\y -> release (sr,y) <<^ halfLifeControl sr . Zip.second . Zip.second)) (CausalP.processIO $ let amp = number id in CausalP.fromSignal (SigPS.constant amp) - takeThreshold (1e-4 :: Param.T p Real) . Exp.causalPackedP amp) (CausalP.processIO $ let amp = number id in CausalP.fromSignal (SigPS.constant amp)) (CausalP.processIO $ let level = number id in takeThreshold (0.01 :: Param.T p Real) . Exp.causalPackedP level) windCore :: F.T (SampleRate Real, p) a (LLVM.Value Real) -> F.T (SampleRate Real, p) a (BM.T (LLVM.Value Real)) -> F.T (SampleRate Real, p) a (Stereo.T VectorValue) windCore reson fm = let modu = CausalP.mapSimple Serial.subsample $& (fmap (`asTypeOf` (undefined :: VectorValue)) $ (MIDIL.frequencyFromBendModulationPacked (frequencyConst 0.2) $& fm)) in CausalP.stereoFromMonoControlled CtrlPS.process $& (CausalP.zipWithSimple (Moog.parameter TypeNum.d8) $& reson &|& modu) &|& F.lift (CausalP.fromSignal stereoNoise) wind :: IO (SampleRate Real -> Real -> Real -> PIO.T (WithEnvelopeControl DetuneBendModControl) (SV.Vector (Stereo.T Vector))) wind = liftA2 (\osc env sr vel freq -> osc (sr, ()) . (Zip.arrowSecond $ Zip.arrowSecond $ arr $ transposeModulation sr freq) . Zip.arrowFirstShorten (env sr vel) . reorderEnvelopeControl) (CausalP.processIO (F.withArgs $ \(env,(reson,fm)) -> CausalP.envelopeStereo $& env &|& windCore reson fm)) stringControlledEnvelope windPhaser :: IO (SampleRate Real -> Real -> Real -> PIO.T (WithEnvelopeControl (Zip.T (Control Real) (Zip.T (Control Frequency) DetuneBendModControl))) (SV.Vector (Stereo.T Vector))) windPhaser = liftA2 (\osc env sr vel freq -> osc (sr, ()) . (Zip.arrowSecond $ Zip.arrowSecond $ Zip.arrowSplit (arr $ fmap (Allpass.flangerParameterPlain TypeNum.d8) . frequencyControl sr) (Zip.arrowSecond $ arr $ transposeModulation sr freq)) . Zip.arrowFirstShorten (env sr vel) . reorderEnvelopeControl) (CausalP.processIO (F.withArgs $ \(env,(phaserMix0,(phaserFreq,(reson,fm)))) -> let phaserMix = CausalP.mapSimple Serial.upsample $& phaserMix0 noise = windCore reson fm in CausalP.envelopeStereo $& env &|& ((CausalP.envelopeStereo $& (1 - phaserMix) &|& noise) + (CausalP.envelopeStereo $& phaserMix &|& (Stereo.arrowFromMonoControlled CtrlPS.process $& phaserFreq &|& noise))))) stringControlledEnvelope phaserOsci :: (Param.T p Real -> Param.T p Real -> CausalP.T p a VectorValue) -> CausalP.T p a (Stereo.T VectorValue) phaserOsci osci = CausalPS.amplifyStereo 0.25 . Trav.traverse sumNested (Stereo.cons (zipWith osci [0.1, 0.7, 0.2, 0.3] [1.0, -0.4, 0.5, -0.7]) (zipWith osci [0.4, 0.9, 0.6, 0.5] [0.4, -1.0, 0.7, -0.5])) type StringInstrument = SampleRate Real -> Real -> Real -> PIO.T (WithEnvelopeControl (Zip.T (Control Real) DetuneBendModControl)) (SV.Vector (Stereo.T Vector)) softStringShapeCore :: (forall r. VectorValue -> VectorValue -> LLVM.CodeGenFunction r VectorValue) -> IO StringInstrument softStringShapeCore wave = liftA2 (\osc env sr vel freq -> osc (sr, ()) . (Zip.arrowSecond $ Zip.arrowSecond $ Zip.arrowSecond $ arr $ transposeModulation sr freq) . Zip.arrowFirstShorten (env sr vel) . reorderEnvelopeControl) (CausalP.processIO (CausalP.envelopeStereo . second (F.withArgs $ \(shape0,(det0,fm)) -> let det = CausalP.mapSimple Serial.upsample $& det0 shape = CausalP.mapSimple Serial.upsample $& shape0 modu = MIDIL.frequencyFromBendModulationPacked (frequencyConst 5) $& fm osci :: Param.T (mod,fm) Real -> Param.T (mod,fm) Real -> CausalP.T (mod,fm) (VectorValue, {- wave shape parameter -} (VectorValue, VectorValue) {- detune, frequency modulation -}) VectorValue osci p d = CausalPS.shapeModOsci wave . second (CausalP.feedFst (SigPS.constant p) . CausalP.envelope . first (one + CausalPS.amplify d)) in phaserOsci osci $& shape &|& det &|& modu))) stringControlledEnvelope arcStringStereoFM :: (forall r. VectorValue -> LLVM.CodeGenFunction r VectorValue) -> IO StringInstrument arcStringStereoFM wave = softStringShapeCore (\k p -> LM.liftR2 Frame.amplifyMono (WaveL.approxSine4 =<< WaveL.halfEnvelope p) (wave =<< WaveL.replicate k p)) softStringShapeFM, cosineStringStereoFM, arcSawStringStereoFM, arcSineStringStereoFM, arcSquareStringStereoFM, arcTriangleStringStereoFM :: IO StringInstrument softStringShapeFM = softStringShapeCore WaveL.rationalApproxSine1 cosineStringStereoFM = softStringShapeCore (\k p -> WaveL.approxSine2 =<< WaveL.replicate k p) arcSawStringStereoFM = arcStringStereoFM WaveL.saw arcSineStringStereoFM = arcStringStereoFM WaveL.approxSine2 arcSquareStringStereoFM = arcStringStereoFM WaveL.square arcTriangleStringStereoFM = arcStringStereoFM WaveL.triangle fmStringStereoFM :: IO (SampleRate Real -> Real -> Real -> PIO.T (WithEnvelopeControl (Zip.T (Zip.T (Control Real) (Control Real)) DetuneBendModControl)) (SV.Vector (Stereo.T Vector))) fmStringStereoFM = liftA2 (\osc env sr vel freq -> osc (sr, ()) . (Zip.arrowSecond $ Zip.arrowSecond $ Zip.arrowSecond $ arr $ transposeModulation sr freq) . Zip.arrowFirstShorten (env sr vel) . reorderEnvelopeControl) (CausalP.processIO (F.withArgs $ \(env,((depth0,shape0),(det0,fm))) -> let det = CausalP.mapSimple Serial.upsample $& det0 shape = CausalP.mapSimple Serial.upsample $& shape0 depth = CausalP.envelope $& env &|& (CausalP.mapSimple Serial.upsample $& depth0) modu = MIDIL.frequencyFromBendModulationPacked (frequencyConst 5) $& fm osci :: Param.T (mod,fm) Real -> Param.T (mod,fm) Real -> CausalP.T (mod,fm) ((VectorValue, VectorValue) {- phase modulation depth, modulator distortion -}, (VectorValue, VectorValue) {- detune, frequency modulation -}) VectorValue osci p d = CausalPS.osciSimple WaveL.approxSine2 . ((CausalP.envelope . second (CausalPS.shapeModOsci WaveL.rationalApproxSine1 . second (CausalP.feedFst (SigPS.constant p))) <<^ (\((dp, ds), f) -> (dp, (ds, f)))) &&& arr snd) . second (CausalP.envelope . first (one + CausalPS.amplify d)) in CausalP.envelopeStereo $& env &|& (phaserOsci osci $& (depth &|& shape) &|& (det &|& modu)))) stringControlledEnvelope sampledSound :: IO (Sample.T -> SampleRate Real -> Real -> Real -> PIO.T (Zip.T MIO.GateChunk DetuneBendModControl) (SV.Vector (Stereo.T Vector))) sampledSound = liftA2 (\osc freqMod smp sr vel freq -> {- We split the frequency modulation signal in order to get a smooth frequency modulation curve. Without (periodic) frequency modulation we could just split the piecewise constant control curve @fm@. -} let pos = Sample.positions smp amp = 2 * amplitudeFromVelocity vel (attack, sustain, release) = Sample.parts smp osci smpBody = osc (sr, (amp, smpBody)) in mappend (osci (attack `SigSt.append` SVL.cycle (SigSt.take (Sample.loopLength pos) sustain)) . Gate.shorten) (osci release <<^ Zip.second) . Zip.arrowSecond ((id :: PIOId (SV.Vector (Stereo.T Vector))) . freqMod (sr, ()) . (Zip.arrowSecond $ arr $ transposeModulation sr (freq * Sample.period smp)))) (CausalP.processIO (let amp = number fst smp = signal snd in CausalPS.amplifyStereo amp . CausalP.stereoFromMono (CausalPS.pack (CausalP.frequencyModulationLinear {- (SigP.fromStorableVector $ fmap (SV.concat . SVL.chunks . SVL.take 1000000) smp) -} (SigP.fromStorableVectorLazy smp) {- (SigP.osciSimple WaveL.saw 0 (1 / 324 {- samplePeriod smp -})) -})))) (CausalP.processIO (F.withArgs $ stereoFrequenciesFromDetuneBendModulation (frequencyConst 3))) makeSampledSounds :: FilePath -> Sample.Info -> IO [SampleRate Real -> Real -> Real -> PIO.T (Zip.T MIO.GateChunk DetuneBendModControl) (SV.Vector (Stereo.T Vector))] makeSampledSounds dir (file, positions, period) = do liftA2 (\makeSmp smp -> map (\pos -> makeSmp (Sample.Cons smp pos period)) positions) sampledSound (Sample.load (dir file)) {- | mainly for testing purposes -} sampledSoundMono :: IO (Sample.T -> SampleRate Real -> Real -> Real -> PIO.T (Zip.T MIO.GateChunk BendModControl) (SV.Vector Vector)) sampledSoundMono = liftA2 (\osc freqMod smp sr vel freq -> {- We split the frequency modulation signal in order to get a smooth frequency modulation curve. Without (periodic) frequency modulation we could just split the piecewise constant control curve @fm@. -} let pos = Sample.positions smp amp = 2 * amplitudeFromVelocity vel (attack, sustain, release) = Sample.parts smp osci smpBody = osc (sr, (amp, smpBody)) in mappend (osci (attack `SigSt.append` SVL.cycle (SigSt.take (Sample.loopLength pos) sustain)) . Gate.shorten) (osci release <<^ Zip.second) . Zip.arrowSecond ((id :: PIOId (SV.Vector Vector)) . freqMod (sr, ()) . (arr $ transposeModulation sr (freq * Sample.period smp)))) (CausalP.processIO (let amp = number fst smp = signal snd in CausalPS.amplify amp . CausalPS.pack (CausalP.frequencyModulationLinear {- (SigP.fromStorableVector $ fmap (SV.concat . SVL.chunks . SVL.take 1000000) smp) -} (SigP.fromStorableVectorLazy smp) {- (SigP.osciSimple WaveL.saw 0 (1 / 324 {- samplePeriod smp -})) -}))) (CausalP.processIO (MIDIL.frequencyFromBendModulationPacked (frequencyConst 3))) makeSampledSoundsMono :: FilePath -> Sample.Info -> IO [SampleRate Real -> Real -> Real -> PIO.T (Zip.T MIO.GateChunk BendModControl) (SV.Vector Vector)] makeSampledSoundsMono dir (file, positions, period) = do liftA2 (\makeSmp smp -> map (\pos -> makeSmp (Sample.Cons smp pos period)) positions) sampledSoundMono (Sample.load (dir file))