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Lots of fixes (multi-layer, ui):

Browse Source 
- Fix ui to properly re-init sample table
- Fix ui to only adjust existing sliders
- Actually load multi-layer kits
- Play correct layer for multi-layer
This commit is contained in:
Nick Lanham 2012-02-13 16:11:30 +01:00
parent 9e760341b4
commit 45b2eeae22
5 changed files with 185 additions and 87 deletions
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31
drmr.c
View File

@ -140,6 +140,26 @@ connect_port(LV2_Handle instance,
} }
} }
static inline void layer_to_sample(drmr_sample *sample, float gain) {
int i;
float mapped_gain = (1-(gain/GAIN_MIN));
if (mapped_gain > 1.0f) mapped_gain = 1.0f;
for(i = 0;i < sample->layer_count;i++) {
if (sample->layers[i].min <= mapped_gain &&
(sample->layers[i].max > mapped_gain ||
sample->layers[i].max == 1 && mapped_gain == 1)) {
sample->limit = sample->layers[i].limit;
sample->info = sample->layers[i].info;
sample->data = sample->layers[i].data;
return;
}
}
fprintf(stderr,"Couldn't find layer for gain %f in sample\n\n",gain);
sample->limit = 0;
sample->info = NULL;
sample->data = NULL;
}
#define DB3SCALE -0.8317830986718104f #define DB3SCALE -0.8317830986718104f
#define DB3SCALEPO 1.8317830986718104f #define DB3SCALEPO 1.8317830986718104f
// taken from lv2 example amp plugin // taken from lv2 example amp plugin
@ -172,6 +192,11 @@ static void run(LV2_Handle instance, uint32_t n_samples) {
// changed after the check that the midi-note is valid // changed after the check that the midi-note is valid
pthread_mutex_lock(&drmr->load_mutex); pthread_mutex_lock(&drmr->load_mutex);
if (nn >= 0 && nn < drmr->num_samples) { if (nn >= 0 && nn < drmr->num_samples) {
if (drmr->samples[nn].layer_count > 0)
layer_to_sample(drmr->samples+nn,*(drmr->gains[nn]));
if (drmr->samples[nn].limit == 0) {
printf("Fail at: %i for %f\n",nn,*drmr->gains[nn]);
}
drmr->samples[nn].active = 1; drmr->samples[nn].active = 1;
drmr->samples[nn].offset = 0; drmr->samples[nn].offset = 0;
} }
@ -195,7 +220,7 @@ static void run(LV2_Handle instance, uint32_t n_samples) {
for (i = 0;i < drmr->num_samples;i++) { for (i = 0;i < drmr->num_samples;i++) {
int pos,lim; int pos,lim;
drmr_sample* cs = drmr->samples+i; drmr_sample* cs = drmr->samples+i;
if (cs->active) { if (cs->active && (cs->limit > 0)) {
float coef_right, coef_left; float coef_right, coef_left;
if (i < 32) { if (i < 32) {
float gain = DB_CO(*(drmr->gains[i])); float gain = DB_CO(*(drmr->gains[i]));
@ -208,7 +233,7 @@ static void run(LV2_Handle instance, uint32_t n_samples) {
coef_right = coef_left = 1.0f; coef_right = coef_left = 1.0f;
} }
if (cs->info.channels == 1) { // play mono sample if (cs->info->channels == 1) { // play mono sample
lim = (n_samples < (cs->limit - cs->offset)?n_samples:(cs->limit-cs->offset)); lim = (n_samples < (cs->limit - cs->offset)?n_samples:(cs->limit-cs->offset));
for(pos = 0;pos < lim;pos++) { for(pos = 0;pos < lim;pos++) {
drmr->left[pos] += cs->data[cs->offset]*coef_left; drmr->left[pos] += cs->data[cs->offset]*coef_left;
@ -216,7 +241,7 @@ static void run(LV2_Handle instance, uint32_t n_samples) {
cs->offset++; cs->offset++;
} }
} else { // play stereo sample } else { // play stereo sample
lim = (cs->limit-cs->offset)/cs->info.channels; lim = (cs->limit-cs->offset)/cs->info->channels;
if (lim > n_samples) lim = n_samples; if (lim > n_samples) lim = n_samples;
for (pos=0;pos<lim;pos++) { for (pos=0;pos<lim;pos++) {
drmr->left[pos] += cs->data[cs->offset++]*coef_left; drmr->left[pos] += cs->data[cs->offset++]*coef_left;

14
drmr.h
View File

@ -41,10 +41,21 @@ typedef struct {
// libsndfile stuff // libsndfile stuff
typedef struct { typedef struct {
SF_INFO info; float min;
float max;
SF_INFO *info;
uint32_t limit;
float* data;
} drmr_layer;
typedef struct {
SF_INFO *info;
char active; char active;
uint32_t offset; uint32_t offset;
uint32_t limit; uint32_t limit;
uint32_t layer_count;
drmr_layer *layers;
float* data; float* data;
} drmr_sample; } drmr_sample;
@ -52,6 +63,7 @@ typedef struct {
#define DRMR_URI "http://github.com/nicklan/drmr" #define DRMR_URI "http://github.com/nicklan/drmr"
#define GAIN_MIN -60.0f #define GAIN_MIN -60.0f
#define GAIN_MAX 6.0f
typedef enum { typedef enum {
DRMR_MIDI = 0, DRMR_MIDI = 0,

108
drmr_hydrogen.c
View File

@ -38,9 +38,9 @@ static char* default_drumkit_locations[] = {
struct instrument_layer { struct instrument_layer {
char* filename; char* filename;
int min; float min;
int max; float max;
int gain; float gain;
struct instrument_layer *next; struct instrument_layer *next;
}; };
@ -48,7 +48,7 @@ struct instrument_info {
int id; int id;
char* filename; char* filename;
char* name; char* name;
int gain; float gain;
struct instrument_layer *layers; struct instrument_layer *layers;
struct instrument_info *next; struct instrument_info *next;
// maybe pan/vol/etc.. // maybe pan/vol/etc..
@ -124,11 +124,11 @@ endElement(void *userData, const char *name)
if (!strcmp(name,"filename")) if (!strcmp(name,"filename"))
info->cur_layer->filename = strdup(info->cur_buf); info->cur_layer->filename = strdup(info->cur_buf);
if (!strcmp(name,"min")) if (!strcmp(name,"min"))
info->cur_layer->min = atoi(info->cur_buf); info->cur_layer->min = atof(info->cur_buf);
if (!strcmp(name,"max")) if (!strcmp(name,"max"))
info->cur_layer->max = atoi(info->cur_buf); info->cur_layer->max = atof(info->cur_buf);
if (!strcmp(name,"gain")) if (!strcmp(name,"gain"))
info->cur_layer->gain = atoi(info->cur_buf); info->cur_layer->gain = atof(info->cur_buf);
} }
if (info->in_instrument) { if (info->in_instrument) {
@ -138,7 +138,7 @@ endElement(void *userData, const char *name)
info->counted_cur_inst = 1; info->counted_cur_inst = 1;
} }
} }
else { else if (!info->in_layer) {
if (!strcmp(name,"id")) if (!strcmp(name,"id"))
info->cur_instrument->id = atoi(info->cur_buf); info->cur_instrument->id = atoi(info->cur_buf);
if (!strcmp(name,"filename")) if (!strcmp(name,"filename"))
@ -310,42 +310,53 @@ kits* scan_kits() {
} }
void free_samples(drmr_sample* samples, int num_samples) { void free_samples(drmr_sample* samples, int num_samples) {
int i; int i,j;
for (i=0;i<num_samples;i++) for (i=0;i<num_samples;i++) {
if (samples[i].data) if (samples[i].layer_count == 0) {
free(samples[i].data); if (samples[i].info) free(samples[i].info);
if (samples[i].data) free(samples[i].data);
} else {
for (j = 0;j < samples[i].layer_count;j++) {
if (samples[i].layers[j].info) free(samples[i].layers[j].info);
if (samples[i].layers[j].data) free(samples[i].layers[j].data);
}
free(samples[i].layers);
}
}
free(samples); free(samples);
} }
int load_sample(char* path, drmr_sample* samp) { int load_sample(char* path, drmr_layer* layer) {
SNDFILE* sndf; SNDFILE* sndf;
int size; int size;
//printf("Loading: %s\n",path); //printf("Loading: %s\n",path);
samp->active = 0; layer->info = malloc(sizeof(SF_INFO));
memset(layer->info,0,sizeof(SF_INFO));
memset(&(samp->info),0,sizeof(SF_INFO)); sndf = sf_open(path,SFM_READ,layer->info);
sndf = sf_open(path,SFM_READ,&(samp->info));
if (!sndf) { if (!sndf) {
fprintf(stderr,"Failed to open sound file: %s - %s\n",path,sf_strerror(sndf)); fprintf(stderr,"Failed to open sound file: %s - %s\n",path,sf_strerror(sndf));
free(layer->info);
return 1; return 1;
} }
if (samp->info.channels > 2) { if (layer->info->channels > 2) {
fprintf(stderr, "File has too many channels. Can only handle mono/stereo samples\n"); fprintf(stderr, "File has too many channels. Can only handle mono/stereo samples\n");
free(layer->info);
return 1; return 1;
} }
size = samp->info.frames * samp->info.channels; size = layer->info->frames * layer->info->channels;
samp->limit = size; layer->limit = size;
samp->data = malloc(size*sizeof(float)); layer->data = malloc(size*sizeof(float));
if (!samp->data) { if (!layer->data) {
fprintf(stderr,"Failed to allocate sample memory for %s\n",path); fprintf(stderr,"Failed to allocate sample memory for %s\n",path);
free(layer->info);
return 1; return 1;
} }
sf_read_float(sndf,samp->data,size); sf_read_float(sndf,layer->data,size);
sf_close(sndf); sf_close(sndf);
return 0; return 0;
} }
@ -406,14 +417,53 @@ int load_hydrogen_kit(DrMr* drmr, char* path) {
samples = malloc(num_inst*sizeof(drmr_sample)); samples = malloc(num_inst*sizeof(drmr_sample));
cur_i = kit_info.instruments; cur_i = kit_info.instruments;
while(cur_i) { while(cur_i) {
snprintf(buf,BUFSIZ,"%s/%s",path,cur_i->filename); if (cur_i->filename) { // top level filename, just make one dummy layer
if (load_sample(buf,samples+i)) { drmr_layer *layer = malloc(sizeof(drmr_layer));
fprintf(stderr,"Could not load sample: %s\n",buf); layer->min = 0;
layer->max = 1;
snprintf(buf,BUFSIZ,"%s/%s",path,cur_i->filename);
if (load_sample(buf,layer)) {
fprintf(stderr,"Could not load sample: %s\n",buf);
// set limit to zero, will never try and play
layer->info = NULL;
layer->limit = 0;
layer->data = NULL;
}
samples[i].layer_count = 0;
samples[i].layers = NULL;
samples[i].offset = 0; samples[i].offset = 0;
// set limit to zero, will never try and play samples[i].info = layer->info;
samples[i].limit = 0; samples[i].limit = layer->limit;
samples[i].data = NULL; samples[i].data = layer->data;
free(layer);
} else {
int layer_count = 0;
int j;
struct instrument_layer *cur_l = cur_i->layers;
while(cur_l) {
layer_count++;
cur_l = cur_l->next;
}
samples[i].layer_count = layer_count;
samples[i].layers = malloc(sizeof(drmr_layer)*layer_count);
cur_l = cur_i->layers;
j = 0;
while(cur_l) {
snprintf(buf,BUFSIZ,"%s/%s",path,cur_l->filename);
if (load_sample(buf,samples[i].layers+j)) {
fprintf(stderr,"Could not load sample: %s\n",buf);
// set limit to zero, will never try and play
samples[i].layers[j].info = NULL;
samples[i].layers[j].limit = 0;
samples[i].layers[j].data = NULL;
}
samples[i].layers[j].min = cur_l->min;
samples[i].layers[j].max = cur_l->max;
j++;
cur_l = cur_l->next;
}
} }
samples[i].active = 0;
i++; i++;
cur_i = cur_i->next; cur_i = cur_i->next;
} }

2
drmr_hydrogen.h
View File

@ -20,7 +20,7 @@
kits* scan_kits(); kits* scan_kits();
void free_samples(drmr_sample* samples, int num_samples); void free_samples(drmr_sample* samples, int num_samples);
int load_sample(char* path,drmr_sample* smp); int load_sample(char* path,drmr_layer* layer);
int load_hydrogen_kit(DrMr* drmr, char* path); int load_hydrogen_kit(DrMr* drmr, char* path);
#endif // DRMR_HYDRO_H #endif // DRMR_HYDRO_H

117
drmr_ui.c
View File

@ -30,11 +30,14 @@ typedef struct {
GtkWidget *drmr_widget; GtkWidget *drmr_widget;
GtkTable *sample_table; GtkTable *sample_table;
GtkComboBoxText *kit_combo; GtkComboBox *kit_combo;
GtkListStore *kit_store;
GtkWidget** gain_sliders; GtkWidget** gain_sliders;
GtkWidget** pan_sliders; GtkWidget** pan_sliders;
int cols; int cols;
int samples;
GQuark gain_quark, pan_quark; GQuark gain_quark, pan_quark;
int curKit; int curKit;
@ -55,15 +58,12 @@ static void pan_callback(GtkRange* range, gpointer data) {
ui->write(ui->controller,pidx+DRMR_PAN_ONE,4,0,&pan); ui->write(ui->controller,pidx+DRMR_PAN_ONE,4,0,&pan);
} }
static void fill_sample_table(DrMrUi* ui, int samples) { static void fill_sample_table(DrMrUi* ui, int samples, GtkWidget** gain_sliders, GtkWidget** pan_sliders) {
int row = 0; int row = 0;
int col = 0; int col = 0;
int si; int si;
gchar buf[32];; gchar buf[32];;
GtkRequisition req;
int rows = (samples/ui->cols); int rows = (samples/ui->cols);
req.width=500;
req.height=500;
gtk_table_resize(ui->sample_table,rows,ui->cols); gtk_table_resize(ui->sample_table,rows,ui->cols);
for(si = 0;si<samples;si++) { for(si = 0;si<samples;si++) {
GtkWidget *frame,*hbox,*gain_vbox,*pan_vbox; GtkWidget *frame,*hbox,*gain_vbox,*pan_vbox;
@ -71,7 +71,7 @@ static void fill_sample_table(DrMrUi* ui, int samples) {
GtkWidget* pan_slider; GtkWidget* pan_slider;
GtkWidget* gain_label; GtkWidget* gain_label;
GtkWidget* pan_label; GtkWidget* pan_label;
sprintf(buf,"<b>Sample %i</b>",si); sprintf(buf,"<b>Sample %i</b>",(si+1));
frame = gtk_frame_new(buf); frame = gtk_frame_new(buf);
gtk_label_set_use_markup(GTK_LABEL(gtk_frame_get_label_widget(GTK_FRAME(frame))),true); gtk_label_set_use_markup(GTK_LABEL(gtk_frame_get_label_widget(GTK_FRAME(frame))),true);
@ -81,8 +81,7 @@ static void fill_sample_table(DrMrUi* ui, int samples) {
gain_slider = gtk_vscale_new_with_range(GAIN_MIN,6.0,1.0); gain_slider = gtk_vscale_new_with_range(GAIN_MIN,6.0,1.0);
g_object_set_qdata (G_OBJECT(gain_slider),ui->gain_quark,GINT_TO_POINTER(si)); g_object_set_qdata (G_OBJECT(gain_slider),ui->gain_quark,GINT_TO_POINTER(si));
g_signal_connect(G_OBJECT(gain_slider),"value-changed",G_CALLBACK(gain_callback),ui); g_signal_connect(G_OBJECT(gain_slider),"value-changed",G_CALLBACK(gain_callback),ui);
if (ui->gain_sliders) if (gain_sliders) gain_sliders[si] = gain_slider;
ui->gain_sliders[si] = gain_slider;
gtk_range_set_inverted(GTK_RANGE(gain_slider),true); gtk_range_set_inverted(GTK_RANGE(gain_slider),true);
gtk_scale_set_value_pos(GTK_SCALE(gain_slider),GTK_POS_BOTTOM); gtk_scale_set_value_pos(GTK_SCALE(gain_slider),GTK_POS_BOTTOM);
gtk_range_set_value(GTK_RANGE(gain_slider),0.0); gtk_range_set_value(GTK_RANGE(gain_slider),0.0);
@ -94,8 +93,7 @@ static void fill_sample_table(DrMrUi* ui, int samples) {
gain_vbox = gtk_vbox_new(false,0); gain_vbox = gtk_vbox_new(false,0);
pan_slider = gtk_hscale_new_with_range(-1.0,1.0,0.1); pan_slider = gtk_hscale_new_with_range(-1.0,1.0,0.1);
if (ui->pan_sliders) if (pan_sliders) pan_sliders[si] = pan_slider;
ui->pan_sliders[si] = pan_slider;
gtk_range_set_value(GTK_RANGE(pan_slider),0); gtk_range_set_value(GTK_RANGE(pan_slider),0);
g_object_set_qdata (G_OBJECT(pan_slider),ui->pan_quark,GINT_TO_POINTER(si)); g_object_set_qdata (G_OBJECT(pan_slider),ui->pan_quark,GINT_TO_POINTER(si));
gtk_scale_add_mark(GTK_SCALE(pan_slider),0.0,GTK_POS_TOP,NULL); gtk_scale_add_mark(GTK_SCALE(pan_slider),0.0,GTK_POS_TOP,NULL);
@ -103,7 +101,6 @@ static void fill_sample_table(DrMrUi* ui, int samples) {
pan_label = gtk_label_new("Pan"); pan_label = gtk_label_new("Pan");
pan_vbox = gtk_vbox_new(false,0); pan_vbox = gtk_vbox_new(false,0);
gtk_box_pack_start(GTK_BOX(gain_vbox),gain_slider,true,true,0); gtk_box_pack_start(GTK_BOX(gain_vbox),gain_slider,true,true,0);
gtk_box_pack_start(GTK_BOX(gain_vbox),gain_label,false,false,0); gtk_box_pack_start(GTK_BOX(gain_vbox),gain_label,false,false,0);
@ -115,8 +112,6 @@ static void fill_sample_table(DrMrUi* ui, int samples) {
gtk_container_add(GTK_CONTAINER(frame),hbox); gtk_container_add(GTK_CONTAINER(frame),hbox);
gtk_widget_size_request(frame,&req);
gtk_table_attach_defaults(ui->sample_table,frame,col,col+1,row,row+1); gtk_table_attach_defaults(ui->sample_table,frame,col,col+1,row,row+1);
col++; col++;
@ -131,50 +126,38 @@ void kit_combobox_changed(GtkComboBox* box, gpointer data) {
DrMrUi* ui = (DrMrUi*)data; DrMrUi* ui = (DrMrUi*)data;
gint new_kit = gtk_combo_box_get_active (GTK_COMBO_BOX(box)); gint new_kit = gtk_combo_box_get_active (GTK_COMBO_BOX(box));
float fkit = (float)new_kit; float fkit = (float)new_kit;
if (ui->curKit >= 0 && ui->curKit != new_kit) { if (ui->curKit != new_kit)
int samples = ui->kits->kits[new_kit].samples;
if (ui->sample_table)
gtk_widget_destroy(GTK_WIDGET(ui->sample_table));
ui->sample_table = GTK_TABLE(gtk_table_new(1,1,true));
ui->curKit = new_kit;
if (ui->gain_sliders) free(ui->gain_sliders);
if (ui->pan_sliders) free(ui->pan_sliders);
ui->gain_sliders = malloc(samples*sizeof(GtkWidget*));
ui->pan_sliders = malloc(samples*sizeof(GtkWidget*));
fill_sample_table(ui,samples);
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->write(ui->controller,DRMR_KITNUM,4,0,&fkit); ui->write(ui->controller,DRMR_KITNUM,4,0,&fkit);
}
} }
static void fill_kit_combo(GtkComboBoxText* combo, kits* kits) { static void fill_kit_combo(GtkComboBox* combo, kits* kits) {
int i; int i;
for (i=0;i<kits->num_kits;i++) GtkTreeIter iter;
gtk_combo_box_text_append_text(combo,kits->kits[i].name); GtkListStore *store = GTK_LIST_STORE(gtk_combo_box_get_model(combo));
for (i=0;i<kits->num_kits;i++) {
gtk_list_store_append (store, &iter);
gtk_list_store_set(store, &iter, 0, kits->kits[i].name, -1);
}
} }
static void build_drmr_ui(DrMrUi* ui) { static void build_drmr_ui(DrMrUi* ui) {
GtkWidget *drmr_ui_widget; GtkWidget *drmr_ui_widget;
GtkWidget *sample_table;
GtkWidget *kit_hbox, *kit_combo_box, *kit_label; GtkWidget *kit_hbox, *kit_combo_box, *kit_label;
GtkCellRenderer *cell_rend;
drmr_ui_widget = gtk_vbox_new(false,0); drmr_ui_widget = gtk_vbox_new(false,0);
g_object_set(drmr_ui_widget,"border-width",6,NULL); g_object_set(drmr_ui_widget,"border-width",6,NULL);
sample_table = gtk_table_new(1,1,true); ui->kit_store = gtk_list_store_new(1,G_TYPE_STRING);
gtk_table_set_col_spacings(GTK_TABLE(sample_table),5);
gtk_table_set_row_spacings(GTK_TABLE(sample_table),5);
gtk_box_pack_start(GTK_BOX(drmr_ui_widget),sample_table,
true,true,5);
kit_hbox = gtk_hbox_new(false,0); kit_hbox = gtk_hbox_new(false,0);
kit_combo_box = gtk_combo_box_text_new(); kit_combo_box = gtk_combo_box_new_with_model(GTK_TREE_MODEL(ui->kit_store));
kit_label = gtk_label_new("Kit:"); kit_label = gtk_label_new("Kit:");
cell_rend = gtk_cell_renderer_text_new();
gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(kit_combo_box), cell_rend, true);
gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(kit_combo_box), cell_rend,"text",0,NULL);
gtk_box_pack_start(GTK_BOX(kit_hbox),kit_label, gtk_box_pack_start(GTK_BOX(kit_hbox),kit_label,
false,false,15); false,false,15);
gtk_box_pack_start(GTK_BOX(kit_hbox),kit_combo_box, gtk_box_pack_start(GTK_BOX(kit_hbox),kit_combo_box,
@ -183,8 +166,9 @@ static void build_drmr_ui(DrMrUi* ui) {
false,false,5); false,false,5);
ui->drmr_widget = drmr_ui_widget; ui->drmr_widget = drmr_ui_widget;
ui->sample_table = GTK_TABLE(sample_table); ui->sample_table = NULL;
ui->kit_combo = GTK_COMBO_BOX_TEXT(kit_combo_box); ui->kit_combo = GTK_COMBO_BOX(kit_combo_box);
g_signal_connect(G_OBJECT(kit_combo_box),"changed",G_CALLBACK(kit_combobox_changed),ui); g_signal_connect(G_OBJECT(kit_combo_box),"changed",G_CALLBACK(kit_combobox_changed),ui);
@ -206,10 +190,11 @@ instantiate(const LV2UI_Descriptor* descriptor,
ui->controller = controller; ui->controller = controller;
ui->drmr_widget = NULL; ui->drmr_widget = NULL;
ui->curKit = -1; ui->curKit = -1;
ui->samples = 0;
*widget = NULL; *widget = NULL;
build_drmr_ui(ui); build_drmr_ui(ui);
ui->kits = scan_kits(); ui->kits = scan_kits();
ui->gain_quark = g_quark_from_string("drmr_gain_quark"); ui->gain_quark = g_quark_from_string("drmr_gain_quark");
ui->pan_quark = g_quark_from_string("drmr_pan_quark"); ui->pan_quark = g_quark_from_string("drmr_pan_quark");
@ -227,6 +212,8 @@ instantiate(const LV2UI_Descriptor* descriptor,
static void cleanup(LV2UI_Handle handle) { static void cleanup(LV2UI_Handle handle) {
DrMrUi* ui = (DrMrUi*)handle; DrMrUi* ui = (DrMrUi*)handle;
gtk_widget_destroy(ui->drmr_widget); gtk_widget_destroy(ui->drmr_widget);
if (ui->gain_sliders) free(ui->gain_sliders);
if (ui->pan_sliders) free(ui->pan_sliders);
free(ui); free(ui);
} }
@ -245,28 +232,52 @@ port_event(LV2UI_Handle handle,
else { else {
int kit = (int)(*((float*)buffer)); int kit = (int)(*((float*)buffer));
int samples = ui->kits->kits[kit].samples; 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->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; ui->curKit = kit;
ui->gain_sliders = malloc(samples*sizeof(GtkWidget*)); if (ui->gain_sliders) free(ui->gain_sliders);
ui->pan_sliders = malloc(samples*sizeof(GtkWidget*)); if (ui->pan_sliders) free(ui->pan_sliders);
fill_sample_table(ui,samples); gain_sliders = malloc(samples*sizeof(GtkWidget*));
gtk_combo_box_set_active (GTK_COMBO_BOX(ui->kit_combo), kit); 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_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_GAIN_ONE && else if (index >= DRMR_GAIN_ONE &&
index <= DRMR_GAIN_SIXTEEN) { index <= DRMR_GAIN_THIRTYTWO) {
if (ui->gain_sliders) { if (ui->gain_sliders) {
float gain = *(float*)buffer; float gain = *(float*)buffer;
GtkRange* range = GTK_RANGE(ui->gain_sliders[index-DRMR_GAIN_ONE]); int idx = index-DRMR_GAIN_ONE;
gtk_range_set_value(range,gain); if (idx < ui->samples) {
GtkRange* range = GTK_RANGE(ui->gain_sliders[idx]);
gtk_range_set_value(range,gain);
}
} }
} }
else if (index >= DRMR_PAN_ONE && else if (index >= DRMR_PAN_ONE &&
index <= DRMR_PAN_SIXTEEN) { index <= DRMR_PAN_THIRTYTWO) {
if (ui->pan_sliders) { if (ui->pan_sliders) {
float pan = *(float*)buffer; float pan = *(float*)buffer;
GtkRange* range = GTK_RANGE(ui->pan_sliders[index-DRMR_PAN_ONE]); int idx = index-DRMR_PAN_ONE;
gtk_range_set_value(range,pan); if (idx < ui->samples) {
GtkRange* range = GTK_RANGE(ui->pan_sliders[idx]);
gtk_range_set_value(range,pan);
}
} }
} }
} }