From decb2dc0e9f1167d5cd8fb4d455305be6b9fdfbe Mon Sep 17 00:00:00 2001 From: Richard Date: Tue, 4 Oct 2022 00:17:55 +0100 Subject: initial --- init.csd | 223 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 223 insertions(+) create mode 100755 init.csd (limited to 'init.csd') diff --git a/init.csd b/init.csd new file mode 100755 index 0000000..cb42016 --- /dev/null +++ b/init.csd @@ -0,0 +1,223 @@ + + +-odac +-m0 +-d + + +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + + Partial Emergence + by Richard Knight 2022 + + Installation submission for the International Csound Conference 2022 + + Entry point + + + +TODO: + + section 9: overlaps produce dropouts, too many mincers + + Apparent memory leak in pvs opcodes + +* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + + +sr = 44100 +ksmps = 64 +nchnls = 2 +0dbfs = 4 +seed 0 + +; exit after specified number of seconds +;#define DEBUG_RUNTIME #30# + +; use database, otherwise load from include/soundexport.xdb +#define USE_DATABASE ## + +; path to sounds +#define SOUND_BASE #sounds/# + +; path to progressions; seems to be problematic with base path depending on where Csound is run from +;#define PROGRESSIONPATH #progressions# ;#D:/Documents/Csound/csd-partialemergence/progressions# +#define PROGRESSIONPATH #D:/Documents/Csound/csd-partialemergence/progressions# + +; initial progression; macro used by sequencing_melodic_persistence.udo +#define MEL_INITPATH #$PROGRESSIONPATH/progression1.fnmlmel# + + +; SONICS includes +#ifndef USE_DATABASE ; use export file if database not specified +#include "include/soundexport.xdb" +#end + +#include "sonics/sounddb.udo" +#include "sonics/array_tools.udo" +#include "sonics/sequencing.udo" +#include "sonics/sequencing_melodic.udo" +#include "sonics/sequencing_melodic_portamento.udo" +#include "sonics/sequencing_melodic_persistence.udo" +#include "sonics/bussing.udo" +#include "sonics/instrument_sineblips.udo" + +; installation specific includes +#include "include/debug.inc" +#include "include/effects_global.inc" +#include "include/instruments_water.inc" +#include "include/instruments_musicbox.inc" +#include "include/instruments_hybrid.inc" +#include "include/instruments_synthesis.inc" +#include "include/sequence_sections.inc" + + + +/* + Sections: + Array index of dimension 1 corresponds to "sequencer_s%d" instrument, where %d is the index + + Array index of dimension 2: + 0 duration minimum + 1 duration maximum + 2 follow section A + 3 follow section A/B chance ratio (0 = always A, 1 = always B) + 4 action section 2 +*/ +gisections[][] init 16, 5 +gisections fillarray\ + 60, 90, 1, 0.3, 5 ,\ ; 0 + 60, 90, 2, 0.3, 6 ,\ ; 1 chord music box runs with stretch chords + 60, 90, 3, 0.5, 1 ,\ ; 2 bass, single note music box runs + 60, 90, 4, 0.2, 0 ,\ ; 3 bass, chord music box runs + 60, 90, 5, 0.3, 2 ,\ ; 4 + 60, 90, 6, 0.3, 8 ,\ ; 5 drop stretch, resonated + 60, 90, 7, 0.5, 4 ,\ ; 6 tuned drops, stretch chords + 60, 90, 8, 0.7, 0 ,\ ; 7 tuned drops, stretch chords more prominent + 60, 90, 0, 0.7, 3 ,\ ; 8 drop stretch + 60, 90, 9, 0.5, 9 ,\ ; 9 low portamento chords + 60, 90, 10, 0.5, 5 ,\ ; 10 glitch chord + 60, 90, 5, 0.5, 4 ,\ ; 11 water drops, low minimal chords, resonated drops, stretch water + 60, 90, 13, 0.5, 14,\ ; 12 minimal, reson drops + 60, 90, 15, 0.5, 10,\ ; 13 reson drops buildup + 60, 90, 9, 0.5, 3,\ ; 14 low drop reson portamento chords + 60, 90, 12, 0.5, 11 ; 15 just music box chords + +; initial section +ginitsection = 0 + + +; possible melodic progressions which are files in $PROGRESSIONPATH +gSprogressions[] fillarray "progression1.fnmlmel", "progression2.fnmlmel" +gicurrentprogression init 0 + + + +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + + Control instruments + +* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + + +/* + Call all performance instruments accordingly +*/ +instr boot + gkseq_tempo init 100 + SbootInstrs[] fillarray "global_delay1", "global_delay2", "global_reverb1", "audio_output", "sequencer_main", "global_pvsamp1" + index = 0 + while (index < lenarray(SbootInstrs)) do + schedule(SbootInstrs[index], 0, -1) + index += 1 + od + gimel_portamento_beatratio = 4 + turnoff +endin + + + +/* + Master output mastering/processing +*/ +instr audio_output + ; gkmastervolume + aL, aR bus_read "master" + iexcite = 1 + aL += (exciter(aL, 3000, 20000, 10, 10)*iexcite) + aR += (exciter(aR, 3000, 20000, 10, 10)*iexcite) + bus_masterout(aL, aR) +endin + + +/* + Set random melodic progression +*/ +instr set_progression + index = int(random(0, lenarray(gSprogressions))) + + ; only set if it differs from current + if (index != gicurrentprogression) then + gicurrentprogression = index + Sprogression = gSprogressions[index] + prints sprintf("Progression change: %s\n", Sprogression) + subinstrinit "mel_loadstate_fs", strcat("$PROGRESSIONPATH/", Sprogression) + endif + turnoff +endin + + +/* + Main section sequencer +*/ +instr sequencer_main + + ; set up initial instrument at init time + initduration = random(gisections[ginitsection][0], gisections[ginitsection][1]) + ksection init ginitsection + ksectiontime init initduration + schedule(sprintf("sequencer_s%d", ginitsection), 0, initduration) + prints sprintf("Start: section %d\n", ginitsection) + + ; react to section changes at k-rate + kabstime timeinsts + klaststarttime init 0 + + ; if current section time is up, schedule next + if (kabstime - klaststarttime >= ksectiontime) then + + ; determine next section based on follow action threshold + kchance = random:k(0, 1) + if (kchance <= gisections[ksection][3]) then + ksection = gisections[ksection][4] + else + ksection = gisections[ksection][2] + endif + + ; get duration between specified min and max + ksectiontime = random:k(gisections[ksection][0], gisections[ksection][1]) + + ; schedule section subsequencer and print status + schedulek sprintfk("sequencer_s%d", ksection), 0, ksectiontime + printf "Section %d\n", ksection, ksection + + ; set a new chord progression if relevant + if (random:k(0, 1) >= 0.5) then + schedulek("set_progression", 0, 1) + endif + + if (random:k(0, 1) > 0.5) then + seq_settempo(random:k(20, 100)) + endif + + klaststarttime = kabstime + endif + +endin + + + +f0 z +i"boot" 0.5 1 ; slight delay to account for initial melodic progression load + + \ No newline at end of file -- cgit v1.2.3