MotionEvent: Avoid clipping tranformed orientation angle values am: 4bb5ae9fa8
Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/16121849
Change-Id: Id39f16d41c989adebc2bb87473e06ef8908c097e
diff --git a/libs/input/Input.cpp b/libs/input/Input.cpp
index 35209f7..5f440b7 100644
--- a/libs/input/Input.cpp
+++ b/libs/input/Input.cpp
@@ -67,13 +67,8 @@
transformedPoint.y -= origin.y;
// Derive the transformed vector's clockwise angle from vertical.
- float result = atan2f(transformedPoint.x, -transformedPoint.y);
- if (result < -M_PI_2) {
- result += M_PI;
- } else if (result > M_PI_2) {
- result -= M_PI;
- }
- return result;
+ // The return value of atan2f is in range [-pi, pi] which conforms to the orientation API.
+ return atan2f(transformedPoint.x, -transformedPoint.y);
}
// Rotates the given point to the specified orientation. If the display width and height are