Files
stk/ragamatic/ragamat.cpp
Gary Scavone 4b6500d3de Version 3.1
2013-09-29 22:42:17 +02:00

263 lines
7.6 KiB
C++

/************** Test Main Program Individual Voice *********************/
#include "../STK/WvOut.h"
#include "../STK/RTWvOut.h"
#include "../STK/SKINI11.h"
#include "../STK/SKINI11.msg"
#include "../STK/Instrmnt.h"
#include "../STK/Reverb.h"
#include "../STK/NRev.h"
#include "../STK/PRCRev.h"
#include "../STK/JCRev.h"
#include "StrDrone.h"
#include "Sitar1.h"
#include "Tabla.h"
#include "VoicDrum.h"
#include "miditabl.h"
#define RATE_NORM (MY_FLOAT) (22050.0/SRATE)
int numStrings = 0;
int notDone = 1;
char **inputString;
// The input command pipe and socket threads are defined in threads.cpp.
#include "threads.h"
// Return random float between 0.0 and max
MY_FLOAT float_random(MY_FLOAT max) {
MY_FLOAT temp;
#if defined(__OS_Win_) /* For Windoze */
temp = (MY_FLOAT) (rand() * max);
temp *= ONE_OVER_RANDLIMIT;
#else /* This is for unix */
temp = (MY_FLOAT) (random() * max);
temp *= ONE_OVER_RANDLIMIT;
#endif
return temp;
}
void usage(void) {
/* Error function in case of incorrect command-line argument specifications */
printf("\nuseage: ragamat flag \n");
printf(" where flag = -ip for realtime SKINI input by pipe\n");
printf(" (won't work under Win95/98),\n");
printf(" and flag = -is for realtime SKINI input by socket.\n");
exit(0);
}
int main(int argc,char *argv[])
{
long i, j, synlength;
int type, outOne = 0, useSocket = 0;
MY_FLOAT reverbTime = 5.0; /* in seconds */
MY_FLOAT byte3, outSample, temp;
MY_FLOAT drone_prob = 0.01, note_prob = 0.0;
MY_FLOAT drum_prob = 0.0, voic_prob = 0.0;
MY_FLOAT droneFreqs[3] = {55.0,82.5,220.0};
int tempo = 3000;
int counter = 3000;
int key = 0;
int ragaStep, ragaPoint = 6, voicNote;
int ragaUp[2][13] = {{57, 60, 62, 64, 65, 68, 69, 71, 72, 76, 77, 81},
{52, 54, 55, 57, 59, 60, 63, 64, 66, 67, 71, 72}};
int ragaDown[2][13] = {{57, 60, 62, 64, 65, 67, 69, 71, 72, 76, 79, 81},
{48, 52, 53, 55, 57, 59, 60, 64, 66, 68, 70, 72}};
WvOut *output;
Instrmnt *drones[3];
Instrmnt *sitar;
Instrmnt *voicDrums;
Instrmnt *drums;
Reverb *reverbs[2];
SKINI11 *score;
if (argc != 2) usage();
if (!strcmp(argv[1],"-is") )
useSocket = 1;
else if (strcmp(argv[1],"-ip")) {
usage();
}
output = new RTWvOut(SRATE,1);
drones[0] = new StrDrone(50.0);
drones[1] = new StrDrone(50.0);
drones[2] = new StrDrone(50.0);
sitar = new Sitar1(50.0);
voicDrums = new VoicDrum();
drums = new Tabla();
score = new SKINI11();
reverbs[0] = new JCRev(reverbTime);
reverbs[0]->setEffectMix(0.5);
reverbs[1] = new JCRev(2.0);
reverbs[1]->setEffectMix(0.2);
// Start the input thread
if (useSocket)
startSocketThread();
else
startPipeThread();
drones[0]->noteOn(droneFreqs[0],0.1);
drones[1]->noteOn(droneFreqs[1],0.1);
drones[2]->noteOn(droneFreqs[2],0.1);
for (i=0;i<SRATE;i++) { /* warm everybody up a little */
outSample = 0;
for (j=0;j<3;j++)
outSample += drones[j]->tick();
output->tick(reverbs[0]->tick(outSample));
}
/* Finally ... the runtime loop begins! */
notDone = 1;
synlength = RT_BUFFER_SIZE;
while(notDone || numStrings) {
if (numStrings > 1) synlength = (long) RT_BUFFER_SIZE / numStrings;
else synlength = RT_BUFFER_SIZE;
for ( i=0; i<synlength; i++ ) {
outSample = 0;
for (j=0;j<3;j++)
outSample += drones[j]->tick();
outSample -= sitar->tick();
output->tick(reverbs[0]->tick(outSample)
+ reverbs[1]->tick(voicDrums->tick() + drums->tick()));
counter -= 1;
if (counter == 0) {
counter = (int) (tempo / RATE_NORM);
if (float_random(1.0) < drone_prob)
drones[0]->noteOn(droneFreqs[0],0.1);
if (float_random(1.0) < drone_prob)
drones[1]->noteOn(droneFreqs[1],0.1);
if (float_random(1.0) < drone_prob)
drones[2]->noteOn(droneFreqs[2],0.1);
if (float_random(1.0) < note_prob) {
if ((temp = float_random(1.0)) < 0.1)
ragaStep = 0;
else if (temp < 0.5)
ragaStep = 1;
else
ragaStep = -1;
ragaPoint += ragaStep;
if (ragaPoint < 0)
ragaPoint -= (2*ragaStep);
if (ragaPoint > 11)
ragaPoint = 11;
if (ragaStep > 0)
sitar->noteOn(__MIDI_To_Pitch[ragaUp[key][ragaPoint]]
,0.05 + float_random(0.3));
else
sitar->noteOn(__MIDI_To_Pitch[ragaDown[key][ragaPoint]]
,0.05 + float_random(0.3));
}
if (float_random(1.0) < voic_prob) {
voicNote = (int) float_random(11);
voicDrums->noteOn(voicNote,0.3 + (0.4 * drum_prob) +
float_random(0.9 * voic_prob));
}
if (float_random(1.0) < drum_prob) {
voicNote = (int) float_random(TABLA_NUMWAVES);
drums->noteOn(voicNote,0.2 + (0.2 * drum_prob) +
float_random(0.7 * drum_prob));
}
}
}
if (numStrings) {
score->parseThis(inputString[outOne]);
type = score->getType();
if (type > 0) {
if (type == __SK_ControlChange_) {
j = (int) score->getByteTwo();
byte3 = score->getByteThree();
if (j == 1) {
drone_prob = byte3 * NORM_7;
}
else if (j == 2) {
note_prob = byte3 * NORM_7;
}
else if (j == 4) {
voic_prob = byte3 * NORM_7;
}
else if (j == 11) {
drum_prob = byte3 * NORM_7;
}
else if (j == 7) {
tempo = (int) (11025 - (byte3 * 70));
}
else if (j == 64) {
if (byte3 == 0) {
key = 1;
droneFreqs[0] = 55.0;
droneFreqs[1] = 82.5;
droneFreqs[2] = 220.0;
}
else {
key = 0;
droneFreqs[0] = 82.5;
droneFreqs[1] = 123.5;
droneFreqs[2] = 330.0;
}
}
}
}
outOne += 1;
if (outOne == MAX_IN_STRINGS) outOne = 0;
numStrings--;
}
}
printf("What Need Have I for This?\n");
drones[1]->noteOn(droneFreqs[1],0.1);
for (i=0;i<reverbTime*SRATE;i++) { // Calm down a little
outSample = 0;
for (j=0;j<3;j++)
outSample += drones[j]->tick();
output->tick(reverbs[0]->tick(outSample));
}
printf("What Need Have I for This?\n");
drones[2]->noteOn(droneFreqs[2],0.1);
for (i=0;i<reverbTime*SRATE;i++) { // and a little more
outSample = 0;
for (j=0;j<3;j++)
outSample += drones[j]->tick();
output->tick(reverbs[0]->tick(outSample));
}
printf("RagaMatic finished ... \n");
drones[0]->noteOn(droneFreqs[0],0.1);
for (i=0;i<reverbTime*SRATE;i++) { // almost ready to think about ending
outSample = 0;
for (j=0;j<3;j++)
outSample += drones[j]->tick();
output->tick(reverbs[0]->tick(outSample));
}
printf("All is Bliss ...\n");
for (i=0;i<reverbTime*SRATE;i++) { // nearly finished now
outSample = 0;
for (j=0;j<3;j++)
outSample += drones[j]->tick();
output->tick(reverbs[0]->tick(outSample));
}
printf("All is Bliss ...\n");
for (i=0;i<reverbTime*SRATE;i++) { // all is bliss....
outSample = 0;
for (j=0;j<3;j++)
outSample += drones[j]->tick();
output->tick(reverbs[0]->tick(outSample));
}
delete output;
delete score;
delete drones[0];
delete drones[1];
delete drones[2];
delete sitar;
delete drums;
delete voicDrums;
delete reverbs[0];
delete reverbs[1];
return 0;
}