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Simple notification (flash frame border) for sample trigger

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This commit is contained in:
Nick Lanham 2012-03-26 13:44:28 +02:00
parent a250ec71d4
commit ee8eb9179d
3 changed files with 80 additions and 27 deletions
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12
drmr.c
View File

@ -180,6 +180,16 @@ static inline LV2_Atom *build_state_message(DrMr *drmr) {
return msg;
}
static inline LV2_Atom *build_midi_info_message(DrMr *drmr, uint8_t *data) {
LV2_Atom_Forge_Frame set_frame;
LV2_Atom* msg = (LV2_Atom*)lv2_atom_forge_resource
(&drmr->forge, &set_frame, 1, drmr->uris.midi_info);
lv2_atom_forge_property_head(&drmr->forge, drmr->uris.midi_event,0);
lv2_atom_forge_write(&drmr->forge, data, 3);
lv2_atom_forge_pop(&drmr->forge,&set_frame);
return msg;
}
static inline void layer_to_sample(drmr_sample *sample, float gain) {
int i;
float mapped_gain = (1-(gain/GAIN_MIN));
@ -241,6 +251,8 @@ static void run(LV2_Handle instance, uint32_t n_samples) {
if (drmr->samples[nn].limit == 0)
fprintf(stderr,"Failed to find layer at: %i for %f\n",nn,*drmr->gains[nn]);
}
lv2_atom_forge_frame_time(&drmr->forge, 0);
build_midi_info_message(drmr,data);
drmr->samples[nn].active = 1;
drmr->samples[nn].offset = 0;
}

4
drmr.h
View File

@ -149,6 +149,7 @@ typedef struct {
LV2_URID atom_resource;
LV2_URID string_urid;
LV2_URID get_state;
LV2_URID midi_info;
} drmr_uris;
typedef struct {
@ -204,6 +205,9 @@ void map_drmr_uris(LV2_URID_Map *map,
uris->get_state =
map->map(map->handle,
DRMR_URI "#getstate");
uris->midi_info =
map->map(map->handle,
DRMR_URI "#midiinfo");
uris->atom_eventTransfer =
map->map(map->handle, LV2_ATOM__eventTransfer);
uris->atom_resource =

53
drmr_ui.c
View File

@ -18,6 +18,7 @@
#include <stdlib.h>
#include <gtk/gtk.h>
#include <gdk/gdk.h>
#include "drmr.h"
#include "drmr_hydrogen.h"
@ -48,6 +49,7 @@ typedef struct {
GtkSpinButton *base_spin;
GtkLabel *base_label;
GtkListStore *kit_store;
GtkWidget** sample_frames;
GtkWidget** gain_sliders;
GtkWidget** pan_sliders;
float *gain_vals,*pan_vals;
@ -60,6 +62,7 @@ typedef struct {
gboolean forceUpdate;
int samples;
int baseNote;
GQuark gain_quark, pan_quark;
@ -86,7 +89,7 @@ static gboolean pan_callback(GtkRange* range, GtkScrollType type, gdouble value,
return FALSE;
}
static void fill_sample_table(DrMrUi* ui, int samples, char** names,GtkWidget** gain_sliders, GtkWidget** pan_sliders) {
static void fill_sample_table(DrMrUi* ui, int samples, char** names, GtkWidget** sample_frames, GtkWidget** gain_sliders, GtkWidget** pan_sliders) {
int row = 0;
int col = 0;
int si;
@ -120,6 +123,8 @@ static void fill_sample_table(DrMrUi* ui, int samples, char** names,GtkWidget**
frame = gtk_frame_new(buf);
gtk_label_set_use_markup(GTK_LABEL(gtk_frame_get_label_widget(GTK_FRAME(frame))),true);
gtk_frame_set_shadow_type(GTK_FRAME(frame),GTK_SHADOW_OUT);
if (sample_frames) sample_frames[si] = frame;
hbox = gtk_hbox_new(false,0);
#ifdef NO_NKNOB
@ -202,6 +207,18 @@ static void fill_sample_table(DrMrUi* ui, int samples, char** names,GtkWidget**
gtk_widget_queue_resize(GTK_WIDGET(ui->sample_table));
}
static gboolean unset_bg(gpointer data) {
gtk_widget_modify_bg(GTK_WIDGET(data),GTK_STATE_NORMAL,NULL);
return FALSE;
}
static void sample_triggered(DrMrUi *ui, int si) {
GdkColor blk;
gdk_color_black(gdk_colormap_get_system(),&blk);
gtk_widget_modify_bg(ui->sample_frames[si],GTK_STATE_NORMAL,&blk);
g_timeout_add(100,unset_bg,ui->sample_frames[si]);
}
static const char* nstrs = "C C#D D#E F F#G G#A A#B ";
static char baseLabelBuf[32];
static void setBaseLabel(int noteIdx) {
@ -219,6 +236,7 @@ static void base_changed(GtkSpinButton *base_spin, gpointer data) {
setBaseLabel((int)base);
ui->write(ui->controller,DRMR_BASENOTE,4,0,&base);
gtk_label_set_markup(ui->base_label,baseLabelBuf);
ui->baseNote = (int)base;
}
else
fprintf(stderr,"Base spin got out of range: %f\n",base);
@ -242,13 +260,17 @@ static gboolean kit_callback(gpointer data) {
int samples = (ui->kitReq<ui->kits->num_kits && ui->kitReq >= 0)?
ui->kits->kits[ui->kitReq].samples:
0;
GtkWidget** sample_frames;
GtkWidget** gain_sliders;
GtkWidget** pan_sliders;
if (ui->sample_table) {
sample_frames = ui->sample_frames;
gain_sliders = ui->gain_sliders;
pan_sliders = ui->pan_sliders;
ui->sample_frames = NULL;
ui->gain_sliders = NULL;
ui->pan_sliders = NULL;
if (sample_frames) free(sample_frames);
if (gain_sliders) free(gain_sliders);
if (pan_sliders) free(pan_sliders);
gtk_widget_destroy(GTK_WIDGET(ui->sample_table));
@ -259,14 +281,16 @@ static gboolean kit_callback(gpointer data) {
gtk_table_set_col_spacings(ui->sample_table,5);
gtk_table_set_row_spacings(ui->sample_table,5);
sample_frames = malloc(samples*sizeof(GtkWidget*));
gain_sliders = malloc(samples*sizeof(GtkWidget*));
pan_sliders = malloc(samples*sizeof(GtkWidget*));
fill_sample_table(ui,samples,ui->kits->kits[ui->kitReq].sample_names,gain_sliders,pan_sliders);
fill_sample_table(ui,samples,ui->kits->kits[ui->kitReq].sample_names,sample_frames,gain_sliders,pan_sliders);
gtk_box_pack_start(GTK_BOX(ui->drmr_widget),GTK_WIDGET(ui->sample_table),
true,true,5);
gtk_box_reorder_child(GTK_BOX(ui->drmr_widget),GTK_WIDGET(ui->sample_table),1);
gtk_widget_show_all(GTK_WIDGET(ui->sample_table));
ui->samples = samples;
ui->sample_frames = sample_frames;
ui->gain_sliders = gain_sliders;
ui->pan_sliders = pan_sliders;
@ -539,6 +563,7 @@ static void cleanup(LV2UI_Handle handle) {
// before calling, avoid double-destroy
if (GTK_IS_WIDGET(ui->drmr_widget))
gtk_widget_destroy(ui->drmr_widget);
if (ui->sample_frames) free(ui->sample_frames);
if (ui->gain_sliders) free(ui->gain_sliders);
if (ui->pan_sliders) free(ui->pan_sliders);
g_free(ui->bundle_path);
@ -571,12 +596,9 @@ port_event(LV2UI_Handle handle,
LV2_Atom* atom = (LV2_Atom*)buffer;
if (atom->type == ui->uris.atom_resource) {
LV2_Atom_Object* obj = (LV2_Atom_Object*)atom;
if (obj->body.otype != ui->uris.get_state &&
obj->body.otype != ui->uris.ui_msg) {
if (obj->body.otype == ui->uris.get_state ||
obj->body.otype == ui->uris.ui_msg) {
// both state and ui_msg are the same at the moment
fprintf(stderr,"Invalid message type to ui\n");
return;
}
const LV2_Atom* path = NULL;
lv2_object_get(obj, ui->uris.kit_path, &path, 0);
if (!path)
@ -599,8 +621,22 @@ port_event(LV2UI_Handle handle,
fprintf(stderr,"Couldn't find kit %s\n",realp);
free(realp);
}
}
else if (obj->body.otype == ui->uris.midi_info) {
const LV2_Atom *midi_atom = NULL;
lv2_object_get(obj, ui->uris.midi_event, &midi_atom, 0);
if(!midi_atom) {
fprintf(stderr,"Midi info with no midi data\n");
return;
}
const uint8_t *data = (const uint8_t*)midi_atom;
uint8_t nn = data[1] - ui->baseNote;
sample_triggered(ui,nn);
}
else
fprintf(stderr, "Unknown resource type passed to ui.\n");
} else
fprintf(stderr, "Unknown message type.\n");
fprintf(stderr, "Non resource message passed to ui.\n");
} else
fprintf(stderr, "Unknown format.\n");
}
@ -610,6 +646,7 @@ port_event(LV2UI_Handle handle,
setBaseLabel((int)base);
gtk_spin_button_set_value(ui->base_spin,base);
gtk_label_set_markup(ui->base_label,baseLabelBuf);
ui->baseNote = base;
}
}
else if (index >= DRMR_GAIN_ONE &&