From ac5d34d0aba1180fb26a52b007e0f933a52cb19c Mon Sep 17 00:00:00 2001
From: Owen McGirr <o.a.mcgirr@gmail.com>
Date: Sun, 19 Jul 2026 14:33:25 +0100
Subject: [PATCH] Reduce click feedback center size

---
 .../CursorOverlayClickFeedbackTests.cs              | 13 ++++++++-----
 .../CursorOverlay/CursorOverlayVisualFoundation.cs  | 11 ++++++++++-
 .../CursorOverlay/WindowsCursorOverlayNotifier.cs   |  4 +---
 3 files changed, 19 insertions(+), 9 deletions(-)

diff --git a/src/SwitchifyPc.Tests/CursorOverlayClickFeedbackTests.cs b/src/SwitchifyPc.Tests/CursorOverlayClickFeedbackTests.cs
index 82a1f6a..e12b8f4 100644
--- a/src/SwitchifyPc.Tests/CursorOverlayClickFeedbackTests.cs
+++ b/src/SwitchifyPc.Tests/CursorOverlayClickFeedbackTests.cs
@@ -18,20 +18,23 @@ public void StaticFeedbackUsesFixedVisibilityDurations()
     }
 
     [Theory]
-    [InlineData(1, 48, 88, 3, 2)]
-    [InlineData(1.5, 72, 132, 4.5, 3)]
-    [InlineData(2, 96, 176, 6, 4)]
+    [InlineData(1, 33.6, 36.95, 3, 2)]
+    [InlineData(1.5, 50.4, 55.425, 4.5, 3)]
+    [InlineData(2, 67.2, 73.9, 6, 4)]
     public void LandingGeometryScalesWithMonitorDpi(
         double scale,
         float expectedCore,
-        float expectedHalo,
+        float expectedHaloRadius,
         float expectedStroke,
         float expectedShadow)
     {
         CursorOverlayVisualTokens tokens = CursorOverlayVisualTokens.Create(128, scale);
 
         Assert.Equal(expectedCore, tokens.LandingCoreDiameter);
-        Assert.Equal(expectedHalo, tokens.LandingHaloDiameter);
+        Assert.InRange(
+            CursorOverlayStaticFeedback.ResolveLandingHaloRadius(tokens),
+            expectedHaloRadius - 0.001f,
+            expectedHaloRadius + 0.001f);
         Assert.Equal(expectedStroke, tokens.LandingHaloStroke);
         Assert.Equal(expectedShadow, tokens.ShadowOffset);
     }
diff --git a/src/SwitchifyPc.Windows/CursorOverlay/CursorOverlayVisualFoundation.cs b/src/SwitchifyPc.Windows/CursorOverlay/CursorOverlayVisualFoundation.cs
index 83403d9..d92caee 100644
--- a/src/SwitchifyPc.Windows/CursorOverlay/CursorOverlayVisualFoundation.cs
+++ b/src/SwitchifyPc.Windows/CursorOverlay/CursorOverlayVisualFoundation.cs
@@ -9,6 +9,7 @@ internal sealed record CursorOverlayVisualTokens(
     float GlowStroke,
     int CrosshairThickness,
     float LandingCoreDiameter,
+    float LandingHaloStartDiameter,
     float LandingHaloDiameter,
     float LandingHaloStroke,
     float ShadowOffset,
@@ -31,7 +32,8 @@ public static CursorOverlayVisualTokens Create(int logicalWindowSize, double sca
             RingStroke: (float)Math.Max(4 * scale, normalizedLogicalSize * 0.039 * scale),
             GlowStroke: (float)Math.Max(18 * scale, normalizedLogicalSize * 0.1875 * scale),
             CrosshairThickness: Math.Max(1, Scale(2, scale)),
-            LandingCoreDiameter: (float)(normalizedLogicalSize * 0.375 * scale),
+            LandingCoreDiameter: (float)(normalizedLogicalSize * 0.2625 * scale),
+            LandingHaloStartDiameter: (float)(normalizedLogicalSize * 0.375 * scale),
             LandingHaloDiameter: (float)(normalizedLogicalSize * 0.6875 * scale),
             LandingHaloStroke: (float)Math.Max(2 * scale, normalizedLogicalSize * 0.0234375 * scale),
             ShadowOffset: (float)Math.Max(1, 2 * scale),
@@ -67,6 +69,13 @@ internal static class CursorOverlayFeedbackTiming
 internal static class CursorOverlayStaticFeedback
 {
     public const float LandingHaloProgress = 0.7f;
+
+    public static float ResolveLandingHaloRadius(CursorOverlayVisualTokens tokens)
+    {
+        float startRadius = tokens.LandingHaloStartDiameter / 2;
+        float maxRadius = (tokens.LandingHaloDiameter - tokens.LandingHaloStroke) / 2;
+        return startRadius + ((maxRadius - startRadius) * LandingHaloProgress);
+    }
 }
 
 internal sealed class CursorOverlayRenderFailureGuard
diff --git a/src/SwitchifyPc.Windows/CursorOverlay/WindowsCursorOverlayNotifier.cs b/src/SwitchifyPc.Windows/CursorOverlay/WindowsCursorOverlayNotifier.cs
index 618deef..fec569e 100644
--- a/src/SwitchifyPc.Windows/CursorOverlay/WindowsCursorOverlayNotifier.cs
+++ b/src/SwitchifyPc.Windows/CursorOverlay/WindowsCursorOverlayNotifier.cs
@@ -718,9 +718,7 @@ private void DrawLanding(Graphics graphics)
             float centerY = cursorCenter.Y;
             float coreDiameter = visualTokens.LandingCoreDiameter;
             float coreRadius = coreDiameter / 2;
-            float maxHaloRadius = (visualTokens.LandingHaloDiameter - visualTokens.LandingHaloStroke) / 2;
-            float haloRadius = visualTokens.LandingCoreDiameter / 2 +
-                ((maxHaloRadius - visualTokens.LandingCoreDiameter / 2) * CursorOverlayStaticFeedback.LandingHaloProgress);
+            float haloRadius = CursorOverlayStaticFeedback.ResolveLandingHaloRadius(visualTokens);
 
             using Pen halo = new(
                 Color.FromArgb(180, overlayColor.R, overlayColor.G, overlayColor.B),