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Event handler for modulation, pitch bend and panic button

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This commit is contained in:
Markus Schmidt 2018-03-12 21:43:54 +01:00
parent b5c06ee4e6
commit fee161a38d
1 changed files with 33 additions and 2 deletions
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33
src/jack-keyboard.c
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@ -67,6 +67,15 @@
#define VELOCITY_LOW 32
#define VELOCITY_MIN 1
#define MOD_MIN 0
#define MOD_MAX 127
#define MOD_INIT 0
#define PITCH_MIN -100
#define PITCH_MAX 100
#define PITCH_INIT 0
#define PITCH_RANGE 8192
#define OUTPUT_PORT_NAME "midi_out"
#define INPUT_PORT_NAME "midi_in"
#define PACKAGE_NAME "jack-keyboard"
@ -100,6 +109,7 @@ lash_client_t *lash_client;
#define MIDI_NOTE_OFF 0x80
#define MIDI_PROGRAM_CHANGE 0xC0
#define MIDI_CONTROLLER 0xB0
#define MIDI_PITCH 0xE0
#define MIDI_RESET 0xFF
#define MIDI_HOLD_PEDAL 64
#define MIDI_ALL_SOUND_OFF 120
@ -107,6 +117,7 @@ lash_client_t *lash_client;
#define MIDI_ALL_NOTES_OFF 123
#define MIDI_BANK_SELECT_MSB 0
#define MIDI_BANK_SELECT_LSB 32
#define MIDI_MOD_CC 1
#define BANK_MIN 0
#define BANK_MAX 127
@ -116,7 +127,7 @@ lash_client_t *lash_client;
#define CHANNEL_MAX 16
GtkWidget *window, *sustain_button, *channel_spin, *bank_spin, *program_spin, *connected_to_combo,
*velocity_hscale, *grab_keyboard_checkbutton, *octave_spin;
*velocity_hscale, *grab_keyboard_checkbutton, *octave_spin, *mod_scale, *pitch_scale, *panic_button;
PianoKeyboard *keyboard;
GtkListStore *connected_to_store;
@ -1031,6 +1042,26 @@ velocity_event_handler(GtkRange *range, gpointer notused)
keyboard->current_velocity = gtk_range_get_value(range);
}
void
mod_event_handler(GtkRange *range, gpointer notused)
{
int val = (int) gtk_range_get_value(range);
queue_new_message(MIDI_CONTROLLER, MIDI_MOD_CC, val);
}
void
pitch_event_handler(GtkRange *range, gpointer notused)
{
uint16_t val = (uint16_t) (gtk_range_get_value(range) * ((float)PITCH_RANGE / (float)PITCH_MAX) + (float)PITCH_RANGE);
queue_new_message(MIDI_PITCH, val & 127, (val >> 7) & 127);
}
void
panic_event_handler(GtkWidget *widget)
{
panic();
}
#ifdef HAVE_X11
int grab_x_error_handler(Display *dpy, XErrorEvent *notused)