initial landing of new internal StepSequencer object

libs/ardour/ardour/beatbox.h

@@ -39,6 +39,7 @@ namespace ARDOUR {
 
 class Source;
 class SMFSource;
+class StepSequencer;
 
 typedef uint64_t superclock_t;
 
@@ -51,6 +52,8 @@ class BeatBox : public ARDOUR::Processor {
 	BeatBox (ARDOUR::Session& s);
 	~BeatBox ();
 
+	StepSequencer& sequencer() const { return *_sequencer; }
+
 	void run (BufferSet& /*bufs*/, samplepos_t /*start_frame*/, samplepos_t /*end_frame*/, double speed, pframes_t /*nframes*/, bool /*result_required*/);
 	void silence (samplecnt_t nframes, samplepos_t start_frame);
 	bool can_support_io_configuration (const ChanCount& in, ChanCount& out);
@@ -82,6 +85,7 @@ class BeatBox : public ARDOUR::Processor {
 	bool fill_source (boost::shared_ptr<Source>);
 
   private:
+	StepSequencer* _sequencer;
 	bool _start_requested;
 	bool _running;
 	int   _measures;

libs/ardour/beatbox.cc

@@ -33,6 +33,7 @@
 #include "ardour/midi_buffer.h"
 #include "ardour/session.h"
 #include "ardour/smf_source.h"
+#include "ardour/step_sequencer.h"
 
 using std::cerr;
 using std::endl;
@@ -43,6 +44,7 @@ MultiAllocSingleReleasePool BeatBox::Event::pool (X_("beatbox events"), sizeof (
 
 BeatBox::BeatBox (Session& s)
 	: Processor (s, _("BeatBox"))
+	, _sequencer (0)
 	, _start_requested (false)
 	, _running (false)
 	, _measures (2)
@@ -61,10 +63,12 @@ BeatBox::BeatBox (Session& s)
 	, remove_queue (64)
 {
 	_display_to_user = true;
+	_sequencer = new StepSequencer (1, 32);
 }
 
 BeatBox::~BeatBox ()
 {
+	delete _sequencer;
 }
 
 void

libs/ardour/wscript

@@ -249,6 +249,7 @@ libardour_sources = [
         'speakers.cc',
         'srcfilesource.cc',
         'stripable.cc',
+        'step_sequencer.cc',
         'strip_silence.cc',
         'system_exec.cc',
         'revision.cc',