mirror of
https://github.com/thestk/stk
synced 2026-01-12 12:31:53 +00:00
100 lines
2.1 KiB
C++
100 lines
2.1 KiB
C++
// threebees.cpp STK tutorial program
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#include "BeeThree.h"
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#include "RtWvOut.h"
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#include "Messager.h"
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#include "Voicer.h"
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#include "SKINI.msg"
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int main()
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{
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// Set the global sample rate before creating class instances.
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Stk::setSampleRate( 44100.0 );
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int i;
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RtWvOut *output = 0;
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Messager *messager = 0;
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Voicer *voicer = 0;
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bool done = FALSE;
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Instrmnt *instrument[3];
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for ( i=0; i<3; i++ ) instrument[i] = 0;
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try {
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// Define and load the BeeThree instruments
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for ( i=0; i<3; i++ )
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instrument[i] = new BeeThree();
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// Define and open the default realtime output device for one-channel playback
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output = new RtWvOut(1);
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}
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catch (StkError &) {
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goto cleanup;
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}
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try {
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// Create a Messager instance to read from a redirected SKINI scorefile.
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messager = new Messager();
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}
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catch (StkError &) {
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goto cleanup;
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}
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// Instantiate the voicer for a maximum of three voices.
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voicer = new Voicer( 3 );
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for ( i=0; i<3; i++ )
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voicer->addInstrument( instrument[i] );
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// Play the instrument until the end of the scorefile.
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int nTicks, type;
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MY_FLOAT byte2, byte3;
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while (!done) {
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// Look for new messages and return a delta time (in samples).
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type = messager->nextMessage();
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if (type < 0)
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done = TRUE;
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nTicks = messager->getDelta();
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try {
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for ( i=0; i<nTicks; i++ )
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output->tick( voicer->tick() );
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}
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catch (StkError &) {
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goto cleanup;
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}
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if ( type > 0 ) {
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// Process the new control message.
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byte2 = messager->getByteTwo();
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byte3 = messager->getByteThree();
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switch(type) {
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case __SK_NoteOn_:
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voicer->noteOn( byte2, byte3 );
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break;
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case __SK_NoteOff_:
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voicer->noteOff( byte2, byte3 );
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break;
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case __SK_ControlChange_:
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voicer->controlChange( (int) byte2, byte3 );
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break;
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case __SK_AfterTouch_:
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voicer->controlChange( 128, byte2 );
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break;
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}
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}
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}
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cleanup:
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for ( i=0; i<3; i++ ) delete instrument[i];
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delete output;
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delete messager;
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delete voicer;
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return 0;
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}
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