Merge "Add negative guard"

2014-06-20 17:42:14 +00:00
parent 626861c5a5 7aab5a1f9f
commit 0916423712
1 changed files with 4 additions and 0 deletions
--- a/libs/hwui/Interpolator.cpp
+++ b/libs/hwui/Interpolator.cpp
@@ -112,6 +112,10 @@ float LUTInterpolator::interpolate(float input) {
    int i1 = (int) ipart;
    int i2 = MathUtils::min(i1 + 1, mSize - 1);

+    LOG_ALWAYS_FATAL_IF(i1 < 0 || i2 < 0, "negatives in interpolation!"
+            " i1=%d, i2=%d, input=%f, lutpos=%f, size=%zu, values=%p, ipart=%f, weight=%f",
+            i1, i2, input, lutpos, mSize, mValues, ipart, weight);
+
    float v1 = mValues[i1];
    float v2 = mValues[i2];