diff options
Diffstat (limited to 'TamTamSynthLab.activity/common/Generation/GenerationRythm.py')
| -rw-r--r-- | TamTamSynthLab.activity/common/Generation/GenerationRythm.py | 215 |
1 files changed, 0 insertions, 215 deletions
diff --git a/TamTamSynthLab.activity/common/Generation/GenerationRythm.py b/TamTamSynthLab.activity/common/Generation/GenerationRythm.py deleted file mode 100644 index 583f642..0000000 --- a/TamTamSynthLab.activity/common/Generation/GenerationRythm.py +++ /dev/null @@ -1,215 +0,0 @@ -import Utils -import random -from math import sqrt -import common.Util.InstrumentDB as InstrumentDB -import common.Config as Config -from common.Generation.GenerationConstants import GenerationConstants - -class GenerationRythm: - def __init__(self): - self.instrumentDB = InstrumentDB.getRef() - - def celluleRythmSequence(self, parameters, barLength, trackId, trackInstrument=None ): - rythmSequence = [0, ] - self.count = 0 - lastOnsetTime = 0 - onsetLen = len(GenerationConstants.TABLE_ONSET_VALUES) - - onsetValue = int( ( 1 - (parameters.density[trackId]*0.98+0.02) ) * onsetLen ) - onsetDeviation = int( ( 1 - parameters.rythmRegularity[trackId] ) * 20 ) - currentOnsetValue = onsetValue + ( random.randint( 0, onsetDeviation ) - ( onsetDeviation / 2 ) ) - if currentOnsetValue < 0: - currentOnsetValue = 0 - elif currentOnsetValue >= onsetLen: - currentOnsetValue = onsetLen - 1 - else: - currentOnsetValue = currentOnsetValue - - onsetDelta = GenerationConstants.TABLE_ONSET_VALUES[ currentOnsetValue ] - listLen = range( int( barLength / Config.TICKS_PER_BEAT * 8 ) ) - randInt = random.randint - for i in listLen: - if self.count == 0: - currentOnsetValue = onsetValue + ( randInt( 0, onsetDeviation ) - ( onsetDeviation / 2 ) ) - if currentOnsetValue < 0: - currentOnsetValue = 0 - elif currentOnsetValue >= onsetLen: - currentOnsetValue = onsetLen - 1 - else: - currentOnsetValue = currentOnsetValue - onsetDelta = GenerationConstants.TABLE_ONSET_VALUES[ currentOnsetValue ] - - if onsetDelta == GenerationConstants.DOUBLE_TICK_DUR: - if self.count < (GenerationConstants.DOUBLE_HOW_MANY - 1): - self.count += 1 - else: - self.count = 0 - onsetTime = onsetDelta + lastOnsetTime - lastOnsetTime = onsetTime - if onsetTime < barLength-2: - rythmSequence.append(onsetTime) - continue - else: - break - elif onsetDelta == GenerationConstants.HALF_TRIPLET_TICK_DUR: - if self.count < (GenerationConstants.HALF_TRIPLET_HOW_MANY - 1): - self.count += 1 - else: - self.count = 0 - onsetTime = onsetDelta + lastOnsetTime - lastOnsetTime = onsetTime - if onsetTime < barLength-2: - rythmSequence.append(onsetTime) - continue - else: - break - elif onsetDelta == GenerationConstants.HOLE_TRIPLET_TICK_DUR: - if self.count < (GenerationConstants.HOLE_TRIPLET_HOW_MANY - 1): - self.count += 1 - else: - self.count = 0 - onsetTime = onsetDelta + lastOnsetTime - lastOnsetTime = onsetTime - if onsetTime < barLength-2: - rythmSequence.append(onsetTime) - continue - else: - break - - onsetTime = onsetDelta + lastOnsetTime - lastOnsetTime = onsetTime - if onsetTime < barLength-2: - rythmSequence.append(onsetTime) - else: - break - return rythmSequence - - def xnoiseRythmSequence(self, parameters, barLength ): - rythmSequence = [] - onsetTime = None - randomParamScaler = parameters.rythmRegularity[trackId] * 2 + 0.5 - whichRandomGenerator = random.randint(0, 4) - maximumNumberOfNotes = int( (parameters.density[trackId]) * GenerationConstants.MAX_NOTES_PER_BAR) - - for i in range(maximumNumberOfNotes): - while onsetTime in rythmSequence: - if whichRandomGenerator == 0: - onsetTime = random.expovariate(GenerationConstants.RANDOM_EXPO_PARAM * randomParamScaler) - elif whichRandomGenerator == 1: - onsetTime = 1 - random.expovariate(GenerationConstants.RANDOM_EXPO_PARAM * randomParamScaler) - elif whichRandomGenerator == 2: - onsetTime = random.gauss(GenerationConstants.RANDOM_GAUSS_PARAM1, - GenerationConstants.RANDOM_GAUSS_PARAM2 * (3 - randomParamScaler)) - elif whichRandomGenerator == 3: - onsetTime = random.betavariate(GenerationConstants.RANDOM_BETA_PARAM * randomParamScaler, - GenerationConstants.RANDOM_BETA_PARAM * randomParamScaler) - elif whichRandomGenerator == 4: - onsetTime = random.weibullvariate(GenerationConstants.RANDOM_WEIBULL_PARAM1, - GenerationConstants.RANDOM_WEIBULL_PARAM2 * randomParamScaler) - - onsetTime = int(onsetTime * (int(( barLength - 1) / GenerationConstants.DOUBLE_TICK_DUR))) * GenerationConstants.DOUBLE_TICK_DUR - - if onsetTime < 0: - onsetTime = 0 - elif onsetTime > ( barLength - GenerationConstants.DOUBLE_TICK_DUR): - onsetTime = ( barLength - GenerationConstants.DOUBLE_TICK_DUR) - else: - onsetTime = onsetTime - - rythmSequence.append(onsetTime) - - rythmSequence.sort() - return rythmSequence - - def drumRythmSequence(self, parameters, trackInstrument, barLength ): - density = sqrt(parameters.density[0]) - rythmSequence = [] - binSelection = [] - downBeats = [] - upBeats = [] - beats = [] - countDown = 0 - onsetTime = None - beatsPerPage = int( barLength / Config.TICKS_PER_BEAT ) - randInt = random.randint - - upBeatsAppend = upBeats.append - - if self.instrumentDB.instNamed[ trackInstrument ].instrumentRegister == Config.PUNCH: - registerDensity = 0.5 - downBeatRecurence = 4 - upBeatOffset = Config.TICKS_PER_BEAT / 2 - downBeats = [x for x in GenerationConstants.DRUM_PUNCH_ACCENTS[ beatsPerPage ]] - for downBeat in downBeats: - upBeatsAppend( downBeat + upBeatOffset ) - - elif self.instrumentDB.instNamed[ trackInstrument ].instrumentRegister == Config.LOW: - registerDensity = 1.5 - downBeatRecurence = 4 - upBeatOffset = Config.TICKS_PER_BEAT / 2 - downBeats = [x for x in GenerationConstants.DRUM_LOW_ACCENTS[ beatsPerPage ]] - for downBeat in downBeats: - upBeatsAppend( downBeat + upBeatOffset ) - - elif self.instrumentDB.instNamed[ trackInstrument ].instrumentRegister == Config.MID: - registerDensity = 1 - downBeatRecurence = 1 - upBeatOffset = Config.TICKS_PER_BEAT / 4 - downBeats = [x for x in GenerationConstants.DRUM_MID_ACCENTS[ beatsPerPage ]] - for downBeat in downBeats: - upBeatsAppend( downBeat + upBeatOffset ) - - elif self.instrumentDB.instNamed[ trackInstrument ].instrumentRegister == Config.HIGH: - registerDensity = 1.5 - downBeatRecurence = 1 - upBeatOffset = Config.TICKS_PER_BEAT / 4 - downBeats = [x for x in GenerationConstants.DRUM_HIGH_ACCENTS[ beatsPerPage ]] - for downBeat in downBeats: - upBeatsAppend( downBeat + upBeatOffset ) - - list = range( int( density * registerDensity * len( downBeats ) ) ) - rand = random.random - binCount = binSelection.count - binAppend = binSelection.append - for i in list: - if rand() < ( parameters.rythmRegularity[0] * downBeatRecurence ) and binCount( 1 ) < len( downBeats ): - binAppend( 1 ) - else: - if binCount( 0 ) < len( downBeats ): - binAppend( 0 ) - else: - binAppend( 1 ) - - countDown = binCount( 1 ) - - seqAppend = rythmSequence.append - length = len(downBeats) - 1 - downPop = downBeats.pop - for i in range( countDown ): - ran1 = randInt(0, length) - ran2 = randInt(0, length) - randMin = min(ran1, ran2) - onsetTime = downPop(randMin) - seqAppend( onsetTime ) - length -= 1 - - length = len(upBeats) - 1 - upPop = upBeats.pop - for i in range( len( binSelection ) - countDown ): - ran1 = randInt(0, length) - ran2 = randInt(0, length) - randMin = min(ran1, ran2) - onsetTime = upPop(randMin) - seqAppend( onsetTime ) - length -= 1 - - rythmSequence.sort() - return rythmSequence - - def makeCellule( self, currentDuration, targetDuration, threshold ): - threshold = threshold - 1 - if currentDuration == targetDuration: - if self.count < threshold: - self.count += 1 - else: - self.count = 0 |