277 lines
8.3 KiB
C
277 lines
8.3 KiB
C
/* drmr.c
|
|
* LV2 DrMr plugin
|
|
* Copyright 2012 Nick Lanham <nick@afternight.org>
|
|
*
|
|
* Public License v3. source code is available at
|
|
* <http://github.com/nicklan/drmr>
|
|
|
|
* THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
|
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
|
|
#include <gtk/gtk.h>
|
|
|
|
#include "drmr.h"
|
|
#include "drmr_hydrogen.h"
|
|
#include "lv2/lv2plug.in/ns/extensions/ui/ui.h"
|
|
|
|
#define DRMR_UI_URI "http://github.com/nicklan/drmr#ui"
|
|
|
|
typedef struct {
|
|
LV2UI_Write_Function write;
|
|
LV2UI_Controller controller;
|
|
|
|
GtkWidget *drmr_widget;
|
|
GtkTable *sample_table;
|
|
GtkComboBoxText *kit_combo;
|
|
GtkWidget** gain_sliders;
|
|
GtkWidget** pan_sliders;
|
|
int cols;
|
|
|
|
GQuark gain_quark, pan_quark;
|
|
|
|
kits* kits;
|
|
} DrMrUi;
|
|
|
|
static void gain_callback(GtkRange* range, gpointer data) {
|
|
DrMrUi* ui = (DrMrUi*)data;
|
|
int gidx = GPOINTER_TO_INT(g_object_get_qdata(G_OBJECT(range),ui->gain_quark));
|
|
float gain = gtk_range_get_value(range);
|
|
ui->write(ui->controller,gidx+DRMR_GAIN_ONE,4,0,&gain);
|
|
}
|
|
|
|
static void pan_callback(GtkRange* range, gpointer data) {
|
|
DrMrUi* ui = (DrMrUi*)data;
|
|
int pidx = GPOINTER_TO_INT(g_object_get_qdata(G_OBJECT(range),ui->pan_quark));
|
|
float pan = gtk_range_get_value(range);
|
|
ui->write(ui->controller,pidx+DRMR_PAN_ONE,4,0,&pan);
|
|
}
|
|
|
|
static void fill_sample_table(DrMrUi* ui, int samples) {
|
|
int row = 0;
|
|
int col = 0;
|
|
int si;
|
|
gchar buf[32];;
|
|
GtkRequisition req;
|
|
int rows = (samples/ui->cols);
|
|
req.width=500;
|
|
req.height=500;
|
|
gtk_table_resize(ui->sample_table,rows,ui->cols);
|
|
for(si = 0;si<samples;si++) {
|
|
GtkWidget *frame,*hbox,*gain_vbox,*pan_vbox;
|
|
GtkWidget* gain_slider;
|
|
GtkWidget* pan_slider;
|
|
GtkWidget* gain_label;
|
|
GtkWidget* pan_label;
|
|
sprintf(buf,"<b>Sample %i</b>",si);
|
|
|
|
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);
|
|
hbox = gtk_hbox_new(false,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_signal_connect(G_OBJECT(gain_slider),"value-changed",G_CALLBACK(gain_callback),ui);
|
|
if (ui->gain_sliders)
|
|
ui->gain_sliders[si] = gain_slider;
|
|
gtk_range_set_inverted(GTK_RANGE(gain_slider),true);
|
|
gtk_scale_set_value_pos(GTK_SCALE(gain_slider),GTK_POS_BOTTOM);
|
|
gtk_range_set_value(GTK_RANGE(gain_slider),0.0);
|
|
gtk_scale_set_digits(GTK_SCALE(gain_slider),1);
|
|
gtk_scale_add_mark(GTK_SCALE(gain_slider),0.0,GTK_POS_RIGHT,"0 dB");
|
|
// Hrmm, -inf label is at top in ardour for some reason
|
|
//gtk_scale_add_mark(GTK_SCALE(gain_slider),GAIN_MIN,GTK_POS_RIGHT,"-inf");
|
|
gain_label = gtk_label_new("Gain");
|
|
gain_vbox = gtk_vbox_new(false,0);
|
|
|
|
pan_slider = gtk_hscale_new_with_range(-1.0,1.0,0.1);
|
|
if (ui->pan_sliders)
|
|
ui->pan_sliders[si] = pan_slider;
|
|
gtk_range_set_value(GTK_RANGE(pan_slider),0);
|
|
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);
|
|
g_signal_connect(G_OBJECT(pan_slider),"value-changed",G_CALLBACK(pan_callback),ui);
|
|
pan_label = gtk_label_new("Pan");
|
|
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_label,false,false,0);
|
|
|
|
gtk_box_pack_start(GTK_BOX(pan_vbox),pan_slider,true,true,0);
|
|
gtk_box_pack_start(GTK_BOX(pan_vbox),pan_label,false,false,0);
|
|
|
|
gtk_box_pack_start(GTK_BOX(hbox),gain_vbox,true,true,0);
|
|
gtk_box_pack_start(GTK_BOX(hbox),pan_vbox,true,true,0);
|
|
|
|
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);
|
|
|
|
col++;
|
|
if (col >= ui->cols) {
|
|
col = 0;
|
|
row++;
|
|
}
|
|
}
|
|
}
|
|
|
|
void kit_combobox_changed(GtkComboBox* box, gpointer data) {
|
|
gint new_kit = gtk_combo_box_get_active (GTK_COMBO_BOX(box));
|
|
printf("kit changed: %i\n",new_kit);
|
|
}
|
|
|
|
static void fill_kit_combo(GtkComboBoxText* combo, kits* kits) {
|
|
int i;
|
|
for (i=0;i<kits->num_kits;i++)
|
|
gtk_combo_box_text_append_text(combo,kits->kits[i].name);
|
|
}
|
|
|
|
static void build_drmr_ui(DrMrUi* ui) {
|
|
GtkWidget *drmr_ui_widget;
|
|
GtkWidget *sample_table;
|
|
GtkWidget *kit_hbox, *kit_combo_box, *kit_label;
|
|
|
|
drmr_ui_widget = gtk_vbox_new(false,0);
|
|
g_object_set(drmr_ui_widget,"border-width",6,NULL);
|
|
|
|
sample_table = gtk_table_new(1,1,true);
|
|
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_combo_box = gtk_combo_box_text_new();
|
|
kit_label = gtk_label_new("Kit:");
|
|
|
|
gtk_box_pack_start(GTK_BOX(kit_hbox),kit_label,
|
|
false,false,15);
|
|
gtk_box_pack_start(GTK_BOX(kit_hbox),kit_combo_box,
|
|
true,true,0);
|
|
gtk_box_pack_start(GTK_BOX(drmr_ui_widget),kit_hbox,
|
|
false,false,5);
|
|
|
|
ui->drmr_widget = drmr_ui_widget;
|
|
ui->sample_table = GTK_TABLE(sample_table);
|
|
ui->kit_combo = GTK_COMBO_BOX_TEXT(kit_combo_box);
|
|
|
|
g_signal_connect(G_OBJECT(kit_combo_box),"changed",G_CALLBACK(kit_combobox_changed),NULL);
|
|
|
|
gtk_widget_show_all(drmr_ui_widget);
|
|
}
|
|
|
|
static LV2UI_Handle
|
|
instantiate(const LV2UI_Descriptor* descriptor,
|
|
const char* plugin_uri,
|
|
const char* bundle_path,
|
|
LV2UI_Write_Function write_function,
|
|
LV2UI_Controller controller,
|
|
LV2UI_Widget* widget,
|
|
const LV2_Feature* const* features) {
|
|
DrMrUi *ui = (DrMrUi*)malloc(sizeof(DrMrUi));
|
|
int i;
|
|
|
|
ui->write = write_function;
|
|
ui->controller = controller;
|
|
ui->drmr_widget = NULL;
|
|
*widget = NULL;
|
|
|
|
build_drmr_ui(ui);
|
|
|
|
ui->kits = scan_kits();
|
|
ui->gain_quark = g_quark_from_string("drmr_gain_quark");
|
|
ui->pan_quark = g_quark_from_string("drmr_pan_quark");
|
|
ui->gain_sliders = NULL;
|
|
ui->pan_sliders = NULL;
|
|
ui->cols = 4;
|
|
fill_kit_combo(ui->kit_combo, ui->kits);
|
|
|
|
*widget = ui->drmr_widget;
|
|
|
|
return ui;
|
|
}
|
|
|
|
|
|
static void cleanup(LV2UI_Handle handle) {
|
|
DrMrUi* ui = (DrMrUi*)handle;
|
|
gtk_widget_destroy(ui->drmr_widget);
|
|
free(ui);
|
|
}
|
|
|
|
static void
|
|
port_event(LV2UI_Handle handle,
|
|
uint32_t port_index,
|
|
uint32_t buffer_size,
|
|
uint32_t format,
|
|
const void* buffer) {
|
|
DrMrPortIndex index = (DrMrPortIndex)port_index;
|
|
DrMrUi* ui = (DrMrUi*)handle;
|
|
|
|
if (index == DRMR_KITNUM) {
|
|
if (format != 0)
|
|
fprintf(stderr,"Invalid format for kitnum: %i\n",format);
|
|
else {
|
|
int kit = (int)(*((float*)buffer));
|
|
int samples = ui->kits->kits[kit].samples;
|
|
ui->gain_sliders = malloc(samples*sizeof(GtkWidget*));
|
|
ui->pan_sliders = malloc(samples*sizeof(GtkWidget*));
|
|
fill_sample_table(ui,samples);
|
|
gtk_combo_box_set_active (GTK_COMBO_BOX(ui->kit_combo), kit);
|
|
gtk_widget_show_all(GTK_WIDGET(ui->sample_table));
|
|
}
|
|
}
|
|
else if (index >= DRMR_GAIN_ONE &&
|
|
index <= DRMR_GAIN_SIXTEEN) {
|
|
if (ui->gain_sliders) {
|
|
float gain = *(float*)buffer;
|
|
GtkRange* range = GTK_RANGE(ui->gain_sliders[index-DRMR_GAIN_ONE]);
|
|
gtk_range_set_value(range,gain);
|
|
}
|
|
}
|
|
else if (index >= DRMR_PAN_ONE &&
|
|
index <= DRMR_PAN_SIXTEEN) {
|
|
if (ui->pan_sliders) {
|
|
float pan = *(float*)buffer;
|
|
GtkRange* range = GTK_RANGE(ui->pan_sliders[index-DRMR_PAN_ONE]);
|
|
gtk_range_set_value(range,pan);
|
|
}
|
|
}
|
|
}
|
|
|
|
static const void*
|
|
extension_data(const char* uri) {
|
|
return NULL;
|
|
}
|
|
|
|
static const LV2UI_Descriptor descriptor = {
|
|
DRMR_UI_URI,
|
|
instantiate,
|
|
cleanup,
|
|
port_event,
|
|
extension_data
|
|
};
|
|
|
|
LV2_SYMBOL_EXPORT
|
|
const LV2UI_Descriptor*
|
|
lv2ui_descriptor(uint32_t index) {
|
|
switch (index) {
|
|
case 0:
|
|
return &descriptor;
|
|
default:
|
|
return NULL;
|
|
}
|
|
}
|
|
|