e1lama/stk
1
0
Fork 0
mirror of https://github.com/thestk/stk synced 2026-01-17 22:51:53 +00:00
Code Issues Packages Projects Releases Wiki Activity

Version 4.3.1

Browse Source
This commit is contained in:
Gary Scavone
2009-03-24 23:02:17 -04:00
committed by Stephen Sinclair
parent 27d9b79dc7
commit d199342e86
105 changed files with 3455 additions and 12232 deletions
Download Patch File Download Diff File Expand all files Collapse all files

33
projects/demo/demo.cpp
View File

@@ -20,9 +20,9 @@
#include "utilities.h"
#include <signal.h>
#include <cmath>
#include <iostream>
#include <algorithm>
#include <cmath>
using std::min;
bool done;
@@ -66,6 +66,10 @@ void processMessage( TickData* data )
register StkFloat value1 = data->message.floatValues[0];
register StkFloat value2 = data->message.floatValues[1];
// If only one instrument, allow messages from all channels to control it.
int channel = 1;
if ( data->nVoices > 1 ) channel = data->message.channel;
switch( data->message.type ) {
case __SK_Exit_:
@@ -75,13 +79,13 @@ void processMessage( TickData* data )
case __SK_NoteOn_:
if ( value2 == 0.0 ) // velocity is zero ... really a NoteOff
data->voicer->noteOff( value1, 64.0, data->message.channel );
data->voicer->noteOff( value1, 64.0, channel );
else // a NoteOn
data->voicer->noteOn( value1, value2, data->message.channel );
data->voicer->noteOn( value1, value2, channel );
break;
case __SK_NoteOff_:
data->voicer->noteOff( value1, value2, data->message.channel );
data->voicer->noteOff( value1, value2, channel );
break;
case __SK_ControlChange_:
@@ -90,31 +94,34 @@ void processMessage( TickData* data )
else if (value1 == 7.0)
data->volume = value2 * ONE_OVER_128;
else if (value1 == 49.0)
data->voicer->setFrequency( value2, data->message.channel );
data->voicer->setFrequency( value2, channel );
else if (value1 == 50.0)
data->voicer->controlChange( 128, value2, data->message.channel );
data->voicer->controlChange( 128, value2, channel );
else if (value1 == 51.0)
data->frequency = data->message.intValues[1];
else if (value1 == 52.0) {
data->frequency += ( data->message.intValues[1] << 7 );
// Convert to a fractional MIDI note value
StkFloat note = 12.0 * log( data->frequency / 220.0 ) / log( 2.0 ) + 57.0;
data->voicer->setFrequency( note, data->message.channel );
data->voicer->setFrequency( note, channel );
}
else
data->voicer->controlChange( (int) value1, value2, data->message.channel );
data->voicer->controlChange( (int) value1, value2, channel );
break;
case __SK_AfterTouch_:
data->voicer->controlChange( 128, value1, data->message.channel );
data->voicer->controlChange( 128, value1, channel );
break;
case __SK_PitchChange_:
data->voicer->setFrequency( value1, data->message.channel );
data->voicer->setFrequency( value1, channel );
break;
case __SK_PitchBend_:
data->voicer->pitchBend( value1, data->message.channel );
short temp;
temp = data->message.intValues[1] << 7;
temp += data->message.intValues[0];
data->voicer->pitchBend( (StkFloat) temp, channel );
break;
case __SK_Volume_:
@@ -134,7 +141,7 @@ void processMessage( TickData* data )
data->currentVoice = voiceByNumber( (int)value1, &data->instrument[i] );
if ( data->currentVoice < 0 )
data->currentVoice = voiceByNumber( 0, &data->instrument[i] );
data->voicer->addInstrument( data->instrument[i], data->message.channel );
data->voicer->addInstrument( data->instrument[i], channel );
data->settling = false;
}
@@ -155,7 +162,7 @@ void processMessage( TickData* data )
// control updates. If doing realtime audio output, it will be called
// automatically when the system needs a new buffer of audio samples.
int tick( void *outputBuffer, void *inputBuffer, unsigned int nBufferFrames,
double streamTime, RtAudioStreamStatus status, void *dataPointer )
double streamTime, RtAudioStreamStatus status, void *dataPointer )
{
TickData *data = (TickData *) dataPointer;
register StkFloat sample, *samples = (StkFloat *) outputBuffer;