leds: more sensible defaults

python_payload/apps/appearance/__init__.py

@@ -221,7 +221,7 @@ class App(Application):
         )
         if tmp != settings.onoff_leds_random_menu.value:
             settings.onoff_leds_random_menu.set_value(tmp)
-            led_patterns.pretty_pattern()
+            led_patterns.set_menu_colors()
             leds.update()
 
         self.delta_ms = 0

python_payload/apps/shoegaze/__init__.py

@@ -49,6 +49,7 @@ class ShoegazeApp(Application):
         self.hue_change = False
         self.hue = 0
         self._set_chord(3, force_update=True)
+        self.think_cycle = 0
 
     def _build_synth(self) -> None:
         if self.blm is None:
@@ -262,11 +263,19 @@ class ShoegazeApp(Application):
             leds.set_all_rgb(*colours.hsv_to_rgb(self.hue, 1, 0.7))
             leds.update()
             self.hue_change = False
-        elif leds.get_steady():
-            leds.set_slew_rate(min(self.max_slew_rate, 50))
+
+        if leds.get_steady():
+            if self.think_cycle == 0:
+                tmp = random.random()
+                leds.set_slew_rate(int(min(self.max_slew_rate, 20 + 30 * tmp * tmp)))
+                self.think_cycle += 1
+            elif self.think_cycle == 1:
                 led_patterns.pretty_pattern()
+                self.think_cycle += 1
+            else:
                 leds.set_all_rgba(*colours.hsv_to_rgb(self.hue, 1, 0.7), 0.75)
                 leds.update()
+                self.think_cycle = 0
 
     def on_enter(self, vm: Optional[ViewManager]) -> None:
         if self.blm is None:

python_payload/st3m/settings.py

@@ -249,7 +249,7 @@ num_leds_brightness = StringTunable(
 
 num_leds_speed = StringTunable("LED Speed", "system.appearance.leds_speed", 235)
 onoff_leds_random_menu = OnOffTunable(
-    "Random Menu LEDs", "system.appearance.leds_random_menu", False
+    "Random Menu LEDs", "system.appearance.leds_random_menu", True
 )
 
 # List of all settings to be loaded/saved

python_payload/st3m/ui/led_patterns.py

@@ -44,7 +44,7 @@ def set_menu_colors():
         with open(path, "r") as f:
             settings = json.load(f)
     except OSError:
-        pretty_pattern()
+        leds.set_all_rgb(0, 0, 0)
         return
     for i in range(40):
         col = settings["leds"][i]