Gallery2: Fix NaN comparisons

Use Float.isNan for correct evaluation. Found by errorprone.

Test: m
Change-Id: I3d47a2a64059d9c89528c82a1ca766248db4bdf9

2 files changed, 4 insertions, 4 deletions

diff --git a/src/com/android/gallery3d/filtershow/filters/FilterVignetteRepresentation.java b/src/com/android/gallery3d/filtershow/filters/FilterVignetteRepresentation.java
index cff923132..e90e12fb4 100644
--- a/src/com/android/gallery3d/filtershow/filters/FilterVignetteRepresentation.java
+++ b/src/com/android/gallery3d/filtershow/filters/FilterVignetteRepresentation.java
@@ -151,7 +151,7 @@ public class FilterVignetteRepresentation extends FilterRepresentation implement
     }
 
     public boolean isCenterSet() {
-        return mCenterX != Float.NaN;
+        return !Float.isNaN(mCenterX);
     }
 
     @Override
diff --git a/src/com/android/gallery3d/filtershow/imageshow/EclipseControl.java b/src/com/android/gallery3d/filtershow/imageshow/EclipseControl.java
index 3e6d0e71f..b67da4633 100644
--- a/src/com/android/gallery3d/filtershow/imageshow/EclipseControl.java
+++ b/src/com/android/gallery3d/filtershow/imageshow/EclipseControl.java
@@ -189,7 +189,7 @@ public class EclipseControl {
     }
 
     public void paintGrayPoint(Canvas canvas, float x, float y) {
-        if (x == Float.NaN) {
+        if (Float.isNaN(x)) {
             return;
         }
 
@@ -206,7 +206,7 @@ public class EclipseControl {
     }
 
     public void paintPoint(Canvas canvas, float x, float y) {
-        if (x == Float.NaN) {
+        if (Float.isNaN(x)) {
             return;
         }
 
@@ -223,7 +223,7 @@ public class EclipseControl {
     }
 
     void paintRadius(Canvas canvas, float cx, float cy, float rx, float ry) {
-        if (cx == Float.NaN) {
+        if (Float.isNaN(cx)) {
             return;
         }
         int mSliderColor = 0xFF33B5E5;