gtk: add support for changing settings

1 files changed, 157 insertions, 0 deletions

diff --git a/gtk/configdialog.c b/gtk/configdialog.c
new file mode 100644
index 0000000..350633f
--- /dev/null
+++ b/gtk/configdialog.c
@@ -0,0 +1,157 @@
+#include "configdialog.h"
+#include <math.h>
+
+static double mix_to_db(uint32_t mix) {
+  return 20.0 * log10((double)mix / 0x10000);
+}
+
+static uint32_t db_to_mix(double db) {
+  return round(pow(10.0, db / 20.0) * 0x10000);
+}
+
+static struct {
+  GtkWidget *configwin;
+  config_update_func *func;
+  void *ptr;
+  GtkWidget *radio_ppz8_none;
+  GtkWidget *radio_ppz8_linear;
+  GtkWidget *radio_ppz8_sinc;
+} g;
+
+struct fmplayer_config fmplayer_config = {
+  .ssg_mix = 0x10000,
+  .ppz8_interp = PPZ8_INTERP_SINC,
+};
+
+static void on_destroy(GtkWidget *w, gpointer ptr) {
+  (void)w;
+  (void)ptr;
+  g.configwin = 0;
+}
+
+static void on_toggled_ssg(GtkToggleButton *radio_ssg_opna, gpointer ptr) {
+  GtkWidget *spin_ssg_mix = ptr;
+  fmplayer_config.ssg_ymf288 = !gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(radio_ssg_opna));
+  gtk_widget_set_sensitive(spin_ssg_mix, !fmplayer_config.ssg_ymf288);
+  g.func(g.ptr);
+}
+
+static void on_changed_ssg_mix(GtkSpinButton *spin_ssg_mix, gpointer ptr) {
+  (void)ptr;
+  fmplayer_config.ssg_mix = db_to_mix(gtk_spin_button_get_value(spin_ssg_mix));
+  g.func(g.ptr);
+}
+
+static void on_changed_ppz8_interp(GtkToggleButton *b, gpointer ptr) {
+  (void)b;
+  (void)ptr;
+  if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(g.radio_ppz8_none))) {
+    fmplayer_config.ppz8_interp = PPZ8_INTERP_NONE;
+  } else if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(g.radio_ppz8_linear))) {
+    fmplayer_config.ppz8_interp = PPZ8_INTERP_LINEAR;
+  } else {
+    fmplayer_config.ppz8_interp = PPZ8_INTERP_SINC;
+  }
+  g.func(g.ptr);
+}
+
+static void on_toggled_fm_hires_sin(GtkToggleButton *b, gpointer ptr) {
+  (void)ptr;
+  fmplayer_config.fm_hires_sin = gtk_toggle_button_get_active(b);
+  g.func(g.ptr);
+}
+
+static void on_toggled_fm_hires_env(GtkToggleButton *b, gpointer ptr) {
+  (void)ptr;
+  fmplayer_config.fm_hires_env = gtk_toggle_button_get_active(b);
+  g.func(g.ptr);
+}
+
+void show_configdialog(config_update_func *func, void *ptr) {
+  g.func = func;
+  g.ptr = ptr;
+  if (!g.configwin) {
+    g.configwin = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+    gtk_window_set_title(GTK_WINDOW(g.configwin), "FMPlayer config");
+    g_signal_connect(g.configwin, "destroy", G_CALLBACK(on_destroy), 0);
+    GtkWidget *box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 5);
+    gtk_container_add(GTK_CONTAINER(g.configwin), box);
+    GtkWidget *frame_fm = gtk_frame_new("FM");
+    gtk_container_add(GTK_CONTAINER(box), frame_fm);
+    GtkWidget *fmbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 5);
+    gtk_container_add(GTK_CONTAINER(frame_fm), fmbox);
+    GtkWidget *check_fm_hires_sin = gtk_check_button_new_with_label("Enable higher resolution sine table");
+    g_signal_connect(check_fm_hires_sin, "toggled",
+                     G_CALLBACK(on_toggled_fm_hires_sin), 0);
+    gtk_container_add(GTK_CONTAINER(fmbox), check_fm_hires_sin);
+    GtkWidget *check_fm_hires_env = gtk_check_button_new_with_label("Enable higher resolution envelope");
+    g_signal_connect(check_fm_hires_env, "toggled",
+                     G_CALLBACK(on_toggled_fm_hires_env), 0);
+    gtk_container_add(GTK_CONTAINER(fmbox), check_fm_hires_env);
+
+    GtkWidget *frame_ssg = gtk_frame_new("SSG (249600 Hz to 55467 Hz resampling + DC output)");
+    gtk_container_add(GTK_CONTAINER(box), frame_ssg);
+    GtkWidget *ssgbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 5);
+    gtk_container_add(GTK_CONTAINER(frame_ssg), ssgbox);
+    GtkWidget *radio_ssg_opna = gtk_radio_button_new_with_label(0,
+        "OPNA analog circuit simulation (sinc + HPF)");
+    GSList *radio_ssg_list = gtk_radio_button_get_group(GTK_RADIO_BUTTON(radio_ssg_opna));
+    gtk_container_add(GTK_CONTAINER(ssgbox), radio_ssg_opna);
+    GtkWidget *ssgspinbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 5);
+    gtk_container_add(GTK_CONTAINER(ssgbox), ssgspinbox);
+    gtk_container_add(GTK_CONTAINER(ssgspinbox), gtk_label_new("Volume offset (dB):"));
+    GtkWidget *spin_ssg_mix = gtk_spin_button_new_with_range(-18.0, 18.0, 0.01);
+    g_signal_connect(radio_ssg_opna, "toggled", G_CALLBACK(on_toggled_ssg), spin_ssg_mix);
+    g_signal_connect(spin_ssg_mix, "value-changed", G_CALLBACK(on_changed_ssg_mix), 0);
+    gtk_container_add(GTK_CONTAINER(ssgspinbox), spin_ssg_mix);
+    gtk_container_add(GTK_CONTAINER(ssgbox), gtk_label_new("PC-9801-86 / YMF288: 0.0dB (reference)"));
+    gtk_container_add(GTK_CONTAINER(ssgbox), gtk_label_new("PC-9801-26 / Speakboard: 1.6dB (not verified)"));
+    GtkWidget *radio_ssg_ymf288 = gtk_radio_button_new_with_label(
+        radio_ssg_list,
+        "Bit perfect with OPN3-L aka YMF288 (average of nearest 4.5 samples)");
+    gtk_container_add(GTK_CONTAINER(ssgbox), radio_ssg_ymf288);
+    
+    GtkWidget *frame_ppz8 = gtk_frame_new("PPZ8 interpolation");
+    gtk_container_add(GTK_CONTAINER(box), frame_ppz8);
+    GtkWidget *ppz8box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 5);
+    gtk_container_add(GTK_CONTAINER(frame_ppz8), ppz8box);
+    g.radio_ppz8_none = gtk_radio_button_new_with_label(
+        0, "Nearest neighbor (ppz8.com equivalent)");
+    GSList *radio_ppz8_list =
+        gtk_radio_button_get_group(GTK_RADIO_BUTTON(g.radio_ppz8_none));
+    gtk_container_add(GTK_CONTAINER(ppz8box), g.radio_ppz8_none);
+    g.radio_ppz8_linear = gtk_radio_button_new_with_label(
+      radio_ppz8_list, "Linear");
+    gtk_container_add(GTK_CONTAINER(ppz8box), g.radio_ppz8_linear);
+    radio_ppz8_list =
+        gtk_radio_button_get_group(GTK_RADIO_BUTTON(g.radio_ppz8_linear));
+    g.radio_ppz8_sinc = gtk_radio_button_new_with_label(
+      radio_ppz8_list, "Sinc (best quality)");
+    gtk_container_add(GTK_CONTAINER(ppz8box), g.radio_ppz8_sinc);
+    g_signal_connect(g.radio_ppz8_none, "toggled",
+                     G_CALLBACK(on_changed_ppz8_interp), 0);
+    g_signal_connect(g.radio_ppz8_linear, "toggled",
+                     G_CALLBACK(on_changed_ppz8_interp), 0);
+    g_signal_connect(g.radio_ppz8_sinc, "toggled",
+                     G_CALLBACK(on_changed_ppz8_interp), 0);
+
+    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check_fm_hires_sin), fmplayer_config.fm_hires_sin);
+    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check_fm_hires_env), fmplayer_config.fm_hires_env);
+    gtk_spin_button_set_value(GTK_SPIN_BUTTON(spin_ssg_mix), mix_to_db(fmplayer_config.ssg_mix));
+    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(radio_ssg_ymf288), fmplayer_config.ssg_ymf288);
+    switch (fmplayer_config.ppz8_interp) {
+    case PPZ8_INTERP_NONE:
+      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(g.radio_ppz8_none), true);
+      break;
+    case PPZ8_INTERP_LINEAR:
+      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(g.radio_ppz8_linear), true);
+      break;
+    default:
+      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(g.radio_ppz8_sinc), true);
+      break;
+    }
+    gtk_widget_show_all(g.configwin);
+  } else {
+    
+  }
+}