Trackpad support

Author: RetiredWizard

Metro/Metro_RP2350_Match3/match3_game/code.py

@@ -185,17 +185,15 @@
 # transparent pixels in the corners for the rounded corner effect
 exit_btn_bmp.pixel_shader.make_transparent(0)
 
-# centered within the display, offset to the right
-exit_btn.x = display.width // scale_factor // 2 - (exit_btn_bmp.width) // 2 + 30
-
-# inside the bounds of the game over label, so it looks like a dialog visually
-exit_btn.y = 100
-
 # add the play again and exit buttons to the game over group
 game_over_group.append(play_again_btn)
-game_over_group.append(exit_btn)
 main_group.append(game_over_group)
 
+# Along right border
+exit_btn.x = display.width // scale_factor - (exit_btn_bmp.width)
+exit_btn.y = 100
+main_group.append(exit_btn)
+
 # wait a second for USB devices to be ready
 time.sleep(1)
 
@@ -289,6 +287,51 @@
         # The mouse might have glitched and may not be detected but at least we don't crash
         print(e)
 
+    if len(mice) >= 2:
+        break
+
+if len(mice) < 2:
+    for device in usb.core.find(find_all=True):
+        if device in mice:
+            print('found device twice')
+            continue
+        # check if current device is has a boot mouse endpoint
+        try:
+            mouse_interface_index, mouse_endpoint_address = (
+                adafruit_usb_host_descriptors.find_report_mouse_endpoint(device)
+            )
+            if mouse_interface_index is not None and mouse_endpoint_address is not None:
+                if mouse_interface_index in mouse_interface_indexes and mouse_endpoint_address in mouse_endpoint_addresses:
+                    print('found index/address twice')
+                    continue
+                # if it does have a boot mouse endpoint then add information to the
+                # usb info lists
+                mouse_interface_indexes.append(mouse_interface_index)
+                mouse_endpoint_addresses.append(mouse_endpoint_address)
+
+                # add the mouse device instance to list
+                mice.append(device)
+                print(
+                    f"mouse interface: {mouse_interface_index} "
+                    + f"endpoint_address: {hex(mouse_endpoint_address)}"
+                )
+                mouse_sync.append(-1)
+
+                # detach kernel driver if needed
+                kernel_driver_active_flags.append(device.is_kernel_driver_active(0))
+                if device.is_kernel_driver_active(0):
+                    device.detach_kernel_driver(0)
+
+                # set the mouse configuration so it can be used
+                device.set_configuration()
+
+        except usb.core.USBError as e:
+            # The mouse might have glitched and may not be detected but at least we don't crash
+            print(e)
+
+        if len(mice) >= 2:
+            break
+
 def is_mouse1_left_clicked():
     """
     Check if mouse 1 left click is pressed
@@ -356,7 +399,11 @@ def get_mouse_deltas(buffer, read_count, sync):
     :param read_count: the number of bytes read from the mouse
     :return: tuple containing x and y delta values
     """
-    if read_count == 4 or (read_count == 8 and sync > 50):
+
+    if read_count == 6 and sync == -1:
+        delta_x = buffer[2]
+        delta_y = buffer[3]
+    elif read_count == 4 or (read_count == 8 and sync > 50):
         delta_x = buffer[1]
         delta_y = buffer[2]
     elif read_count == 8:
@@ -407,6 +454,8 @@ def atexit_callback():
             )
             mouse_deltas = get_mouse_deltas(mouse_bufs[i], data_len, mouse_sync[i])
             mouse_sync[i] = mouse_deltas[2]
+            if mouse_sync[i] == -1:
+                mouse_bufs[i][0] = mouse_bufs[i][1]
             # if we got data, then update the mouse cursor on the display
             # using min and max to keep it within the bounds of the display
             mouse_tg.x = max(
@@ -445,6 +494,11 @@ def atexit_callback():
                 # get the current mouse coordinates
                 coords = (mouse_tg.x, mouse_tg.y, 0)
 
+                # if the mouse point is within the exit
+                # button bounding box
+                if exit_btn.contains(coords):
+                    supervisor.reload()
+
                 # if the current state is GAMEOVER
                 if match3_game.cur_state != STATE_GAMEOVER:
                     # let the game object handle the click event
@@ -458,11 +512,6 @@ def atexit_callback():
                         # reload
                         supervisor.reload()
 
-                    # if the mouse point is within the exit
-                    # button bounding box
-                    if exit_btn.contains(coords):
-                        supervisor.reload()
-
         # if the game is over
         except GameOverException:
             # check for a winner
@@ -483,6 +532,10 @@ def atexit_callback():
                 # show a tie game message
                 message = "\nGame Over\nTie Game Everyone Wins!"
 
+            # centered within the display, offset to the right
+            # inside the bounds of the game over label, so it looks like a dialog visually
+            exit_btn.x = display.width // scale_factor // 2 - (exit_btn_bmp.width) // 2 + 30
+            exit_btn.y = 100
             # make the gameover group visible
             game_over_group.hidden = False