Reduce range of humanizer params + minor UI changes

Add a frame around the control groups.

plugin/hydrumkit.ttl

@@ -89,7 +89,7 @@
                 lv2:name "Humanizer Latency Max" ;
                 lv2:default 0.0 ;
                 lv2:minimum 0.0 ;
-                lv2:maximum 400.0 ;
+                lv2:maximum 100.0 ;
                 units:unit units:ms ;
         ] , [
                 a lv2:InputPort ,
@@ -99,7 +99,7 @@
                 lv2:name "Humanizer Latency StdDev" ;
                 lv2:default 0.0 ;
                 lv2:minimum 0.0 ;
-                lv2:maximum 100.0 ;
+                lv2:maximum 20.0 ;
                 units:unit units:ms ;
         ] , [
                 a lv2:InputPort ,
@@ -128,7 +128,7 @@
                 lv2:name "Humanizer Velocity StdDev" ;
                 lv2:default 0.0 ;
                 lv2:minimum 0.0 ;
-                lv2:maximum 1.0 ;
+                lv2:maximum 0.3 ;
         ] , [
                 a lv2:InputPort ,
                         lv2:ControlPort ;

plugin/ui.c

@@ -46,6 +46,8 @@ struct plugin_ui {
   GtkWidget *load_dialog;
   GtkWidget *button_box;
   GtkWidget *box;
+  GtkWidget *frame;
+  GtkWidget *humanize_frame;
   GtkWidget *humanize_box;
   GtkWidget *humanize_button;
   GtkWidget *humanize_latency_max_knob;
@@ -117,11 +119,12 @@ static void on_load_dialog_response(GtkDialog *widget, gint response, void *hand
   }
 
 static void write_control_values(struct plugin_ui *ui) {
-  WRITECONTROLVALUE(ui->humanize_latency_max_value * 400.0, PORT_HUMANIZE_LATENCY_MAX);
-  WRITECONTROLVALUE(ui->humanize_latency_stddev_value * 100.0, PORT_HUMANIZE_LATENCY_STDDEV);
+  // Values here should match the ranges specified in hydrumkit.ttl.
+  WRITECONTROLVALUE(ui->humanize_latency_max_value * 100.0, PORT_HUMANIZE_LATENCY_MAX);
+  WRITECONTROLVALUE(ui->humanize_latency_stddev_value * 20.0, PORT_HUMANIZE_LATENCY_STDDEV);
   WRITECONTROLVALUE(ui->humanize_latency_laid_back_value * 100.0, PORT_HUMANIZE_LATENCY_LAID_BACK);
   WRITECONTROLVALUE(ui->humanize_latency_regain_value, PORT_HUMANIZE_LATENCY_REGAIN);
-  WRITECONTROLVALUE(ui->humanize_velocity_stddev_value, PORT_HUMANIZE_VELOCITY_STDDEV);
+  WRITECONTROLVALUE(ui->humanize_velocity_stddev_value * 0.3, PORT_HUMANIZE_VELOCITY_STDDEV);
 }
 
 static void on_humanize_button_click(GtkButton *widget, void *handle) {
@@ -180,8 +183,10 @@ static LV2UI_Handle instantiate(const LV2UI_Descriptor *descriptor,
   // Construct Gtk UI
   ui->box = gtk_grid_new();
   gtk_orientable_set_orientation(GTK_ORIENTABLE(ui->box), GTK_ORIENTATION_VERTICAL);
+  ui->frame = gtk_frame_new("Drumkit");
   ui->label = gtk_label_new("No drumkit loaded.");
   ui->button_box = gtk_grid_new();
+  ui->humanize_frame = gtk_frame_new("Humanizer");
   ui->humanize_box = gtk_grid_new();
 
   // Create the file chooser (we use a custom GtkButton instead of the
@@ -218,7 +223,7 @@ static LV2UI_Handle instantiate(const LV2UI_Descriptor *descriptor,
   }
 
   // Create the humanizer controls.
-  ui->humanize_button = gtk_check_button_new_with_label("Humanize");
+  ui->humanize_button = gtk_check_button_new_with_label("Enable");
   ui->humanize_latency_max_knob = knob_widget_new(&ui->humanize_latency_max_value, KNOB_SIZE, 0);
   ui->humanize_latency_stddev_knob = knob_widget_new(&ui->humanize_latency_stddev_value, KNOB_SIZE, 0);
   ui->humanize_latency_laid_back_knob = knob_widget_new(&ui->humanize_latency_laid_back_value, KNOB_SIZE, 0);
@@ -238,14 +243,16 @@ static LV2UI_Handle instantiate(const LV2UI_Descriptor *descriptor,
   gtk_widget_set_halign(ui->label, GTK_ALIGN_CENTER);
   gtk_container_add(GTK_CONTAINER(ui->button_box), ui->load_button);
   gtk_widget_set_hexpand(ui->load_button, FALSE);
-  gtk_container_add(GTK_CONTAINER(ui->box), ui->button_box);
+  gtk_container_add(GTK_CONTAINER(ui->frame), ui->button_box);
+  gtk_container_add(GTK_CONTAINER(ui->box), ui->frame);
   gtk_container_add(GTK_CONTAINER(ui->humanize_box), ui->humanize_button);
   gtk_container_add(GTK_CONTAINER(ui->humanize_box), ui->humanize_latency_max_knob);
   gtk_container_add(GTK_CONTAINER(ui->humanize_box), ui->humanize_latency_stddev_knob);
   gtk_container_add(GTK_CONTAINER(ui->humanize_box), ui->humanize_latency_laid_back_knob);
   gtk_container_add(GTK_CONTAINER(ui->humanize_box), ui->humanize_latency_regain_knob);
   gtk_container_add(GTK_CONTAINER(ui->humanize_box), ui->humanize_velocity_stddev_knob);
-  gtk_container_add(GTK_CONTAINER(ui->box), ui->humanize_box);
+  gtk_container_add(GTK_CONTAINER(ui->humanize_frame), ui->humanize_box);
+  gtk_container_add(GTK_CONTAINER(ui->box), ui->humanize_frame);
 
   g_signal_connect(ui->load_dialog, "response", G_CALLBACK(on_load_dialog_response), ui);
 
@@ -270,6 +277,7 @@ static void cleanup(LV2UI_Handle handle) {
   gtk_widget_destroy(ui->load_dialog);
   gtk_widget_destroy(ui->load_button);
   gtk_widget_destroy(ui->button_box);
+  gtk_widget_destroy(ui->frame);
   gtk_widget_destroy(ui->humanize_button);
   gtk_widget_destroy(ui->humanize_latency_max_knob);
   gtk_widget_destroy(ui->humanize_latency_stddev_knob);
@@ -277,6 +285,7 @@ static void cleanup(LV2UI_Handle handle) {
   gtk_widget_destroy(ui->humanize_latency_regain_knob);
   gtk_widget_destroy(ui->humanize_velocity_stddev_knob);
   gtk_widget_destroy(ui->humanize_box);
+  gtk_widget_destroy(ui->humanize_frame);
 
   gtk_widget_destroy(ui->box);
   free(ui);