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author Jeff Brown <jeffbrown@android.com> 2011-06-06 20:34:35 -0700
committer Android Git Automerger <android-git-automerger@android.com> 2011-06-06 20:34:35 -0700
commitbbbab26ebe9bc789ba9abac757895a6c31de7cc5 (patch)
treecfb6d7216f16ab1b893968e34a06933165937a38 /libs/ui/Input.cpp
parent797dc698e9ff85c1a09874cc3f7bfe825b2ff0e1 (diff)
parent2c1804998b6a3f1f9f5f301ccf813363825ab4cf (diff)
am 2c180499: Merge "Revert velocity damping. Bug: 4364920" into honeycomb-mr2
* commit '2c1804998b6a3f1f9f5f301ccf813363825ab4cf': Revert velocity damping. Bug: 4364920
Diffstat (limited to 'libs/ui/Input.cpp')
-rw-r--r--libs/ui/Input.cpp9
1 files changed, 0 insertions, 9 deletions
diff --git a/libs/ui/Input.cpp b/libs/ui/Input.cpp
index 50b75d504e6a..1fc46aad6adc 100644
--- a/libs/ui/Input.cpp
+++ b/libs/ui/Input.cpp
@@ -677,7 +677,6 @@ bool MotionEvent::isTouchEvent(int32_t source, int32_t action) {
const uint32_t VelocityTracker::HISTORY_SIZE;
const nsecs_t VelocityTracker::MAX_AGE;
-const nsecs_t VelocityTracker::MIN_WINDOW;
const nsecs_t VelocityTracker::MIN_DURATION;
VelocityTracker::VelocityTracker() {
@@ -868,14 +867,6 @@ bool VelocityTracker::getVelocity(uint32_t id, float* outVx, float* outVy) const
// Make sure we used at least one sample.
if (samplesUsed != 0) {
- // Scale the velocity linearly if the window of samples is small.
- nsecs_t totalDuration = newestMovement.eventTime - oldestMovement.eventTime;
- if (totalDuration < MIN_WINDOW) {
- float scale = float(totalDuration) / float(MIN_WINDOW);
- accumVx *= scale;
- accumVy *= scale;
- }
-
*outVx = accumVx;
*outVy = accumVy;
return true;