Overhauled original method for determining closest res match

__main__.py

@@ -18,14 +18,31 @@ from pkg.wayland_display_manager.structs import Modeline
 def calculate_closest_mode(
     sunshine_env: SunshineEnvironmentVariables, supported_modes: list[Modeline]
 ) -> Modeline:
-    def _distance(mode: Modeline):
-        return (
-            abs(mode.width - sunshine_env.specs.width) * 2
-            + abs(mode.height - sunshine_env.specs.height) * 2
-            + abs(mode.refresh_rate - sunshine_env.specs.fps)
-        )
+    target_w = sunshine_env.specs.width
+    target_h = sunshine_env.specs.height
+    target_fps = sunshine_env.specs.fps
 
-    return min(supported_modes, key=_distance)
+    target_ratio = target_w / target_h
+    target_pixels = target_w * target_h
+
+    def _sorting_rules(mode: Modeline):
+        # Shape difference
+        mode_ratio = mode.width / mode.height
+        shape_difference = abs(mode_ratio - target_ratio)
+
+        # Is refresh rate too slow? (rules out very low refresh rates)
+        is_too_slow = mode.refresh_rate < target_fps
+
+        # How off is the refresh rate?
+        fps_difference = abs(mode.refresh_rate - target_fps)
+
+        # For comparing total pixel quantities
+        mode_pixels = mode.width * mode.height
+        pixel_difference = abs(mode_pixels - target_pixels)
+
+        return (shape_difference, is_too_slow, fps_difference, pixel_difference)
+
+    return min(supported_modes, key=_sorting_rules)
 
 
 def main():
@@ -59,6 +76,9 @@ def main():
                 display_manager.set_mode(
                     modeline=modeline, requested_connector=sys.argv[Arguments.CONNECTOR]
                 )
+
+                print(modeline)
+
             else:
                 raise ValueError(Errors.CONNECTOR_INVALID)
 
@@ -67,6 +87,8 @@ def main():
 
             display_manager.set_mode(modeline, sys.argv[Arguments.CONNECTOR])
 
+            print(modeline)
+
         case Instructions.CREATE:
             if len(sys.argv) - 1 < Arguments.TEMPLATE:
                 raise SyntaxError(Errors.INSUFFICIENT_INSTRUCTIONS)