Rx3/drmr2
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Number of fixes: don't hold mutex while loading, fix ui crash when kit index out of range, don't load negative kit indexes, respond to midi base note port events.

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Most important here is that the mutex change means the run loop with not block for a significant period ever, which previously was causing the jack thread to get zombified.
This commit is contained in:
Nick Lanham
2012-02-15 22:56:08 +01:00
parent 61bb1fe89e
commit f6a8f9a514
4 changed files with 173 additions and 122 deletions
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111
drmr_ui.c
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@@ -31,6 +31,7 @@ typedef struct {
GtkWidget *drmr_widget;
GtkTable *sample_table;
GtkComboBox *kit_combo;
GtkSpinButton *base_spin;
GtkLabel *base_label;
GtkListStore *kit_store;
GtkWidget** gain_sliders;
@@ -42,6 +43,7 @@ typedef struct {
GQuark gain_quark, pan_quark;
int curKit;
int kitReq;
kits* kits;
} DrMrUi;
@@ -188,7 +190,7 @@ static void build_drmr_ui(DrMrUi* ui) {
(gtk_adjustment_new(36.0, // val
21.0,107.0, // min/max
1.0, // step
5.0,5.0)); // page adj/size
5.0,0.0)); // page adj/size
base_spin = gtk_spin_button_new(base_adj, 1.0, 0);
gtk_box_pack_start(GTK_BOX(opts_hbox),kit_label,
@@ -207,6 +209,7 @@ static void build_drmr_ui(DrMrUi* ui) {
ui->sample_table = NULL;
ui->kit_combo = GTK_COMBO_BOX(kit_combo_box);
ui->base_label = GTK_LABEL(base_label);
ui->base_spin = GTK_SPIN_BUTTON(base_spin);
g_signal_connect(G_OBJECT(kit_combo_box),"changed",G_CALLBACK(kit_combobox_changed),ui);
@@ -257,6 +260,60 @@ static void cleanup(LV2UI_Handle handle) {
free(ui);
}
struct slider_callback_data {
GtkRange* range;
float val;
};
static gboolean slider_callback(gpointer data) {
struct slider_callback_data *cbd = (struct slider_callback_data*)data;
gtk_range_set_value(cbd->range,cbd->val);
free(cbd);
return FALSE; // don't keep calling
}
static gboolean idle = FALSE;
static gboolean kit_callback(gpointer data) {
DrMrUi* ui = (DrMrUi*)data;
if (ui->kitReq != ui->curKit) {
int samples = (ui->kitReq<ui->kits->num_kits && ui->kitReq >= 0)?
ui->kits->kits[ui->kitReq].samples:
0;
GtkWidget** gain_sliders;
GtkWidget** pan_sliders;
if (ui->sample_table) {
gain_sliders = ui->gain_sliders;
pan_sliders = ui->pan_sliders;
ui->gain_sliders = NULL;
ui->pan_sliders = NULL;
if (gain_sliders) free(gain_sliders);
if (pan_sliders) free(pan_sliders);
gtk_widget_destroy(GTK_WIDGET(ui->sample_table));
ui->sample_table = NULL;
}
if (samples > 0) {
ui->sample_table = GTK_TABLE(gtk_table_new(1,1,true));
gtk_table_set_col_spacings(ui->sample_table,5);
gtk_table_set_row_spacings(ui->sample_table,5);
gain_sliders = malloc(samples*sizeof(GtkWidget*));
pan_sliders = malloc(samples*sizeof(GtkWidget*));
fill_sample_table(ui,samples,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),0);
gtk_widget_show_all(GTK_WIDGET(ui->sample_table));
ui->samples = samples;
ui->gain_sliders = gain_sliders;
ui->pan_sliders = pan_sliders;
ui->curKit = ui->kitReq;
gtk_combo_box_set_active(ui->kit_combo,ui->curKit);
}
}
idle = FALSE;
return FALSE; // don't keep calling
}
static void
port_event(LV2UI_Handle handle,
uint32_t port_index,
@@ -271,31 +328,19 @@ port_event(LV2UI_Handle handle,
fprintf(stderr,"Invalid format for kitnum: %i\n",format);
else {
int kit = (int)(*((float*)buffer));
int samples = ui->kits->kits[kit].samples;
GtkWidget** gain_sliders;
GtkWidget** pan_sliders;
if (ui->sample_table) {
ui->gain_sliders = NULL;
ui->pan_sliders = NULL;
gtk_widget_destroy(GTK_WIDGET(ui->sample_table));
ui->kitReq = kit;
if (!idle) {
idle = TRUE;
g_idle_add(kit_callback,ui);
}
ui->sample_table = GTK_TABLE(gtk_table_new(1,1,true));
gtk_table_set_col_spacings(ui->sample_table,5);
gtk_table_set_row_spacings(ui->sample_table,5);
ui->curKit = kit;
if (ui->gain_sliders) free(ui->gain_sliders);
if (ui->pan_sliders) free(ui->pan_sliders);
gain_sliders = malloc(samples*sizeof(GtkWidget*));
pan_sliders = malloc(samples*sizeof(GtkWidget*));
fill_sample_table(ui,samples,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),0);
gtk_widget_show_all(GTK_WIDGET(ui->sample_table));
gtk_combo_box_set_active(ui->kit_combo,kit);
ui->samples = samples;
ui->gain_sliders = gain_sliders;
ui->pan_sliders = pan_sliders;
}
}
else if (index == DRMR_BASENOTE) {
int base = (int)(*((float*)buffer));
if (base >= 21 && base <= 107) {
setBaseLabel((int)base);
gtk_spin_button_set_value(ui->base_spin,base);
gtk_label_set_markup(ui->base_label,baseLabelBuf);
}
}
else if (index >= DRMR_GAIN_ONE &&
@@ -304,8 +349,12 @@ port_event(LV2UI_Handle handle,
float gain = *(float*)buffer;
int idx = index-DRMR_GAIN_ONE;
if (idx < ui->samples) {
GtkRange* range = GTK_RANGE(ui->gain_sliders[idx]);
gtk_range_set_value(range,gain);
struct slider_callback_data* data = malloc(sizeof(struct slider_callback_data));
data->range = GTK_RANGE(ui->gain_sliders[idx]);
data->val = gain;
g_idle_add(slider_callback,data);
//GtkRange* range = GTK_RANGE(ui->gain_sliders[idx]);
//gtk_range_set_value(range,gain);
}
}
}
@@ -315,8 +364,12 @@ port_event(LV2UI_Handle handle,
float pan = *(float*)buffer;
int idx = index-DRMR_PAN_ONE;
if (idx < ui->samples) {
GtkRange* range = GTK_RANGE(ui->pan_sliders[idx]);
gtk_range_set_value(range,pan);
struct slider_callback_data* data = malloc(sizeof(struct slider_callback_data));
data->range = GTK_RANGE(ui->pan_sliders[idx]);
data->val = pan;
g_idle_add(slider_callback,data);
//GtkRange* range = GTK_RANGE(ui->pan_sliders[idx]);
//gtk_range_set_value(range,pan);
}
}
}