push2: basics of octave shifting
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915f937aa4
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eff67c8a8f
@ -197,9 +197,9 @@ Push2::build_maps ()
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MAKE_WHITE_BUTTON (Note, 50);
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MAKE_WHITE_BUTTON (Session, 51);
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MAKE_WHITE_BUTTON (Layout, 31);
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MAKE_WHITE_BUTTON (OctaveUp, 55);
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MAKE_WHITE_BUTTON_PRESS (OctaveUp, 55, &Push2::button_octave_up);
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MAKE_WHITE_BUTTON_PRESS (PageRight, 63, &Push2::button_page_right);
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MAKE_WHITE_BUTTON (OctaveDown, 54);
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MAKE_WHITE_BUTTON_PRESS (OctaveDown, 54, &Push2::button_octave_down);
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MAKE_WHITE_BUTTON_PRESS (PageLeft, 62, &Push2::button_page_left);
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MAKE_WHITE_BUTTON_PRESS_RELEASE_LONG (Shift, 49, &Push2::button_shift_press, &Push2::button_shift_release, &Push2::button_shift_long_press);
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MAKE_WHITE_BUTTON_PRESS_RELEASE_LONG (Select, 48, &Push2::button_select_press, &Push2::button_select_release, &Push2::button_select_long_press);
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@ -589,3 +589,17 @@ Push2::start_press_timeout (Button& button, ButtonID id)
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button.timeout_connection = timeout->connect (sigc::bind (sigc::mem_fun (*this, &Push2::button_long_press_timeout), id));
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timeout->attach (main_loop()->get_context());
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}
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void
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Push2::button_octave_down ()
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{
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octave_shift = (max (-4, octave_shift - 1));
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build_pad_table ();
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}
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void
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Push2::button_octave_up ()
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{
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octave_shift = (max (4, octave_shift + 1));
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build_pad_table ();
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}
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@ -127,6 +127,8 @@ P2GUI::P2GUI (Push2& p)
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build_pad_table ();
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set_spacing (12);
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pack_start (hpacker, false, false);
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pack_start (pad_table, true, true);
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@ -410,9 +412,9 @@ P2GUI::build_pad_table ()
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for (int row = 0; row < 8; ++row) {
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for (int col = 0; col < 8; ++col) {
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l = manage (new Label);
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l->set_text (string_compose ("%1, %2", row, col));
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l->set_text (string_compose ("%1", (int) p2.pad_note (row, col)));
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l->show ();
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pad_table.attach (*l, col, col+1, 7 - row, 7 - row + 1);
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pad_table.attach (*l, col, col+1, row, row + 1);
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}
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}
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}
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@ -71,6 +71,7 @@ Push2::Push2 (ARDOUR::Session& s)
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, bank_start (0)
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, connection_state (ConnectionState (0))
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, gui (0)
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, octave_shift (0)
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{
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context = Cairo::Context::create (frame_buffer);
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tc_clock_layout = Pango::Layout::create (context);
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@ -96,6 +97,7 @@ Push2::Push2 (ARDOUR::Session& s)
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mid_layout[n]->set_font_description (fd3);
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}
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build_pad_table ();
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build_maps ();
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if (open ()) {
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@ -240,7 +242,7 @@ Push2::init_buttons (bool startup)
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ButtonID buttons[] = { Mute, Solo, Master, Up, Right, Left, Down, Note, Session, Mix, AddTrack, Delete, Undo,
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Metronome, Shift, Select, Play, RecordEnable, Automate, Repeat, Note, Session, DoubleLoop,
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Quantize, Duplicate, Browse, PageRight, PageLeft,
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Quantize, Duplicate, Browse, PageRight, PageLeft, OctaveUp, OctaveDown
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};
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for (size_t n = 0; n < sizeof (buttons) / sizeof (buttons[0]); ++n) {
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@ -276,7 +278,7 @@ Push2::init_buttons (bool startup)
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ButtonID off_buttons[] = { TapTempo, Setup, User, Stop, Convert, New, FixedLength,
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Fwd32ndT, Fwd32nd, Fwd16thT, Fwd16th, Fwd8thT, Fwd8th, Fwd4trT, Fwd4tr,
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Accent, Scale, Layout, Note, Session, OctaveUp, OctaveDown, };
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Accent, Scale, Layout, Note, Session, };
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for (size_t n = 0; n < sizeof (off_buttons) / sizeof (off_buttons[0]); ++n) {
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Button* b = id_button_map[off_buttons[n]];
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@ -872,7 +874,6 @@ Push2::handle_midi_note_off_message (MIDI::Parser&, MIDI::EventTwoBytes* ev)
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pad->set_color (LED::Black);
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pad->set_state (LED::OneShot24th);
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write (pad->state_msg());
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}
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void
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@ -1507,8 +1508,18 @@ Push2::pad_filter (MidiBuffer& in, MidiBuffer& out) const
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for (MidiBuffer::iterator ev = in.begin(); ev != in.end(); ++ev) {
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if ((*ev).is_note_on() || (*ev).is_note_off()) {
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/* encoder touch start/touch end use note 0-10 */
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if ((*ev).note() > 10) {
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/* shift for output to the shadow port */
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(*ev).set_note ((*ev).note() + (octave_shift*12));
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out.push_back (*ev);
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/* shift back so that the pads light correctly */
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(*ev).set_note ((*ev).note() - (octave_shift*12));
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matched = true;
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}
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}
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@ -1580,3 +1591,26 @@ Push2::input_port()
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return _async_in;
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}
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void
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Push2::build_pad_table ()
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{
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for (int row = 0; row < 8; ++row ) {
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for (int col = 0; col < 8; ++col) {
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/* top left pad sends note number 92 by default */
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int note_number = 92 - (row*8+col);
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note_number += (octave_shift * 12);
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note_number = max (0, min (127, note_number));
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pad_table[row][col] = note_number;
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}
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}
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}
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uint8_t
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Push2::pad_note (int row, int col) const
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{
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if (row < 8 && col < 8) {
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return pad_table[row][col];
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}
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return 0;
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}
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@ -87,6 +87,8 @@ class Push2 : public ARDOUR::ControlProtocol
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boost::shared_ptr<ARDOUR::Port> input_port();
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boost::shared_ptr<ARDOUR::Port> output_port();
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uint8_t pad_note (int row, int col) const;
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private:
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libusb_device_handle *handle;
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uint8_t frame_header[16];
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@ -419,6 +421,8 @@ class Push2 : public ARDOUR::ControlProtocol
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void button_select_long_press ();
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void button_page_left ();
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void button_page_right ();
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void button_octave_up ();
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void button_octave_down ();
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void start_shift ();
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void end_shift ();
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@ -479,6 +483,11 @@ class Push2 : public ARDOUR::ControlProtocol
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mutable void *gui;
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void build_gui ();
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/* pad mapping */
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uint8_t pad_table[8][8];
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void build_pad_table();
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int octave_shift;
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};
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