Fix quick switch from home biased towards returning home

When flinging up and to the right, we previously always returned
home. Now, if the right velocity is stronger, we quick switch.

Bug: 126596417
Change-Id: I14fa0584399bb90f2e07e0b296fc5932d8224fbf

1 files changed, 14 insertions, 3 deletions

diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
index 7ffffeda1..7dec014f9 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
@@ -342,9 +342,20 @@ public class NoButtonQuickSwitchTouchController implements TouchController,
 
         final LauncherState targetState;
         if (horizontalFling && verticalFling) {
-            // Flinging left and up, left and down, or right and up all go back home.
-            // Only flinging right and down goes to quick switch.
-            targetState = velocity.x < 0 || velocity.y < 0 ? NORMAL : QUICK_SWITCH;
+            if (velocity.x < 0) {
+                // Flinging left and up or down both go back home.
+                targetState = NORMAL;
+            } else {
+                if (velocity.y > 0) {
+                    // Flinging right and down goes to quick switch.
+                    targetState = QUICK_SWITCH;
+                } else {
+                    // Flinging up and right could go either home or to quick switch.
+                    // Determine the target based on the higher velocity.
+                    targetState = Math.abs(velocity.x) > Math.abs(velocity.y)
+                        ? QUICK_SWITCH : NORMAL;
+                }
+            }
         } else if (horizontalFling) {
             targetState = velocity.x > 0 ? QUICK_SWITCH : NORMAL;
         } else if (verticalFling) {