diff options
| author | 2024-12-16 23:59:53 +0000 | |
|---|---|---|
| committer | 2024-12-27 21:01:26 +0000 | |
| commit | 6d2e24fc4b3d1d581aea8e4fdfe88a591d530613 (patch) | |
| tree | 0e36d17253b3cffad1de1b8cb9fac4b5e24f2d45 /include | |
| parent | e7f052daf86901a0a43cbbcf201b8010f8459b92 (diff) | |
Add support to disable mouse acceleration
Bug: 382276176
Test: atest CursorInputMapperUnitTest
Flag: com.android.hardware.input.pointer_acceleration
Change-Id: I431ac6fa3b918b1d292528f614e06532837c4a82
Diffstat (limited to 'include')
| -rw-r--r-- | include/input/AccelerationCurve.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/input/AccelerationCurve.h b/include/input/AccelerationCurve.h index 0cf648a2f7..8a4a5d429b 100644 --- a/include/input/AccelerationCurve.h +++ b/include/input/AccelerationCurve.h @@ -46,4 +46,15 @@ struct AccelerationCurveSegment { std::vector<AccelerationCurveSegment> createAccelerationCurveForPointerSensitivity( int32_t sensitivity); +/* + * Creates a flat acceleration curve for disabling pointer acceleration. + * + * This method generates a single AccelerationCurveSegment with specific values + * to effectively disable acceleration for both mice and touchpads. + * A flat acceleration curve ensures a constant gain, meaning that the output + * velocity is directly proportional to the input velocity, resulting in + * a 1:1 movement ratio between the input device and the on-screen pointer. + */ +std::vector<AccelerationCurveSegment> createFlatAccelerationCurve(int32_t sensitivity); + } // namespace android |