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-rw-r--r--o3d/core/cross/bitmap.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/o3d/core/cross/bitmap.cc b/o3d/core/cross/bitmap.cc
index d3d1499..61ac355 100644
--- a/o3d/core/cross/bitmap.cc
+++ b/o3d/core/cross/bitmap.cc
@@ -385,7 +385,7 @@ void Bitmap::BilinearInterpolateScale(const uint8* src_img_data,
base_y = -base_y;
int base_floor_y = static_cast<int>(std::floor(base_y));
- for (unsigned int c = 0; c < components; c++) {
+ for (int c = 0; c < components; c++) {
// if base_x and base_y are integers, which means this point
// exists in src_img, just copy the original values.
if (base_x - base_floor_x < kEpsilon &&