- add windows workaround

- add mouse acceleration (configurable in user_config.h)
- add keyboard shortcuts for output configuration
- after several reports, bundling pico-sdk and tinyusb to simplify building
- bugfixes

pico-sdk/cmake/pico_utils.cmake

@@ -0,0 +1,28 @@
+function(pico_message param)
+    if (${ARGC} EQUAL 1)
+        message("${param}")
+        return()
+    endif ()
+
+    if (NOT ${ARGC} EQUAL 2)
+        message(FATAL_ERROR "Expect at most 2 arguments")
+    endif ()
+    message("${param}" "${ARGV1}")
+endfunction()
+
+macro(assert VAR MSG)
+    if (NOT ${VAR})
+        message(FATAL_ERROR "${MSG}")
+    endif ()
+endmacro()
+
+function(pico_find_in_paths OUT PATHS NAME)
+    foreach(PATH IN LISTS ${PATHS})
+        if (EXISTS ${PATH}/${NAME})
+            get_filename_component(FULLNAME ${PATH}/${NAME} ABSOLUTE)
+            set(${OUT} ${FULLNAME} PARENT_SCOPE)
+            return()
+        endif()
+    endforeach()
+    set(${OUT} "" PARENT_SCOPE)
+endfunction()