Make note height scale by minimum column width

osu.Game.Rulesets.Mania/Skinning/LegacyNotePiece.cs

@@ -20,6 +20,8 @@ public class LegacyNotePiece : LegacyManiaColumnElement
         private Container directionContainer;
         private Sprite noteSprite;
 
+        private float? minimumColumnWidth;
+
         public LegacyNotePiece()
         {
             RelativeSizeAxes = Axes.X;
@@ -29,6 +31,8 @@ public LegacyNotePiece()
         [BackgroundDependencyLoader]
         private void load(ISkinSource skin, IScrollingInfo scrollingInfo)
         {
+            minimumColumnWidth = skin.GetConfig<ManiaSkinConfigurationLookup, float>(new ManiaSkinConfigurationLookup(LegacyManiaSkinConfigurationLookups.MinimumColumnWidth))?.Value;
+
             InternalChild = directionContainer = new Container
             {
                 Origin = Anchor.BottomCentre,
@@ -47,8 +51,10 @@ protected override void Update()
 
             if (noteSprite.Texture != null)
             {
-                var scale = DrawWidth / noteSprite.Texture.DisplayWidth;
+                // The height is scaled to the minimum column width, if provided.
-                noteSprite.Scale = new Vector2(scale);
+                float minimumWidth = minimumColumnWidth ?? DrawWidth;
+
+                noteSprite.Scale = Vector2.Divide(new Vector2(DrawWidth, minimumWidth), noteSprite.Texture.DisplayWidth);
             }
         }
 

osu.Game/Skinning/LegacyManiaSkinConfiguration.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using osu.Game.Beatmaps.Formats;
 using osuTK.Graphics;
 
@@ -45,5 +46,13 @@ public LegacyManiaSkinConfiguration(int keys)
             ColumnLineWidth.AsSpan().Fill(2);
             ColumnWidth.AsSpan().Fill(DEFAULT_COLUMN_SIZE);
         }
+
+        private float? minimumColumnWidth;
+
+        public float MinimumColumnWidth
+        {
+            get => minimumColumnWidth ?? ColumnWidth.Min();
+            set => minimumColumnWidth = value;
+        }
     }
 }

osu.Game/Skinning/LegacyManiaSkinConfigurationLookup.cs

@@ -36,6 +36,7 @@ public enum LegacyManiaSkinConfigurationLookups
         HoldNoteBodyImage,
         ExplosionImage,
         ExplosionScale,
-        ColumnLineColour
+        ColumnLineColour,
+        MinimumColumnWidth
     }
 }

osu.Game/Skinning/LegacyManiaSkinDecoder.cs

@@ -106,6 +106,10 @@ private void flushPendingLines()
                     case "LightingNWidth":
                         parseArrayValue(pair.Value, currentConfig.ExplosionWidth);
                         break;
+
+                    case "WidthForNoteHeightScale":
+                        currentConfig.MinimumColumnWidth = float.Parse(pair.Value, CultureInfo.InvariantCulture) * LegacyManiaSkinConfiguration.POSITION_SCALE_FACTOR;
+                        break;
                 }
             }
 

osu.Game/Skinning/LegacySkin.cs

@@ -207,6 +207,9 @@ private IBindable<TValue> lookupForMania<TValue>(LegacyManiaSkinConfigurationLoo
 
                 case LegacyManiaSkinConfigurationLookups.ColumnLineColour:
                     return SkinUtils.As<TValue>(getCustomColour(existing, "ColourColumnLine"));
+
+                case LegacyManiaSkinConfigurationLookups.MinimumColumnWidth:
+                    return SkinUtils.As<TValue>(new Bindable<float>(existing.MinimumColumnWidth));
             }
 
             return null;