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-rw-r--r--core/java/android/view/VelocityTracker.java18
1 files changed, 18 insertions, 0 deletions
diff --git a/core/java/android/view/VelocityTracker.java b/core/java/android/view/VelocityTracker.java
index 1c35e31..f703e34 100644
--- a/core/java/android/view/VelocityTracker.java
+++ b/core/java/android/view/VelocityTracker.java
@@ -298,6 +298,24 @@ public final class VelocityTracker implements Poolable<VelocityTracker> {
return estimate(time, yCoeff);
}
+ /**
+ * Gets the X coefficient with the specified index.
+ * @param index The index of the coefficient to return.
+ * @return The X coefficient, or 0 if the index is greater than the degree.
+ */
+ public float getXCoeff(int index) {
+ return index <= degree ? xCoeff[index] : 0;
+ }
+
+ /**
+ * Gets the Y coefficient with the specified index.
+ * @param index The index of the coefficient to return.
+ * @return The Y coefficient, or 0 if the index is greater than the degree.
+ */
+ public float getYCoeff(int index) {
+ return index <= degree ? yCoeff[index] : 0;
+ }
+
private float estimate(float time, float[] c) {
float a = 0;
float scale = 1;