improve fallback logic with deinit and reusable display init

Author: RetiredWizard

Fruit_Jam/Larsio_Paint_Music/display_manager.py

@@ -11,6 +11,7 @@
 import picodvi
 import framebufferio
 import board
+from adafruit_fruitjam.peripherals import request_display_config
 
 
 
@@ -26,20 +27,13 @@ def __init__(self, width=320, height=240):
 
     def initialize_display(self):
         """Initialize the DVI display"""
-        # Release any existing displays
-        displayio.release_displays()
+        # Use the Fruit Jam library to set up display, that way on DAC fallback
+        # the display doesn't attempt to be re-initialized
 
-        # Initialize the DVI framebuffer
-        fb = picodvi.Framebuffer(self.SCREEN_WIDTH, self.SCREEN_HEIGHT,
-                              clk_dp=board.CKP, clk_dn=board.CKN,
-                              red_dp=board.D0P, red_dn=board.D0N,
-                              green_dp=board.D1P, green_dn=board.D1N,
-                              blue_dp=board.D2P, blue_dn=board.D2N,
-                              color_depth=16)
+        request_display_config(self.SCREEN_WIDTH, self.SCREEN_HEIGHT,color_depth=16)
 
         # Create the display
-        self.display = framebufferio.FramebufferDisplay(fb)
-        supervisor.runtime.display = self.display  # Keep display on in runtime info
+        self.display = supervisor.runtime.display
 
         # Create main group
         self.main_group = displayio.Group()

Fruit_Jam/Larsio_Paint_Music/input_handler.py

@@ -35,7 +35,7 @@ def __init__(self, screen_width, screen_height, staff_y_start, staff_height):
         self.mouse_y = (screen_height // 2) * self.sensitivity
 
     def find_mouse(self):
-        self.mouse = find_and_init_boot_mouse()
+        self.mouse = find_and_init_boot_mouse(cursor_image="sprites/lars_note.bmp")
         if self.mouse is None:
             print("Failed to find a working mouse after multiple attempts")
             return False

Fruit_Jam/Larsio_Paint_Music/sound_manager.py

@@ -126,6 +126,7 @@ def __init__(self, audio_output="pwm", seconds_per_eighth=0.25):
             except Exception as e:
                 print(f"Error initializing TLV320 DAC: {e}")
                 print("Falling back to PWM audio output")
+                fjPeriphs.deinit()
                 # Fallback to PWM if I2S initialization fails
                 self.audio = audiopwmio.PWMAudioOut(board.D10)