fix missing < 0 range check

valgur · Apr 15, 2020 · bd7719f · bd7719f
1 parent 0259ddb
commit bd7719f
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/surface_normal_impl.hpp b/src/surface_normal_impl.hpp
@@ -38,7 +38,7 @@ depth_to_normals_rgb_inner(const ImageView<const T> &depth, ImageView<uint8_t, 3
       int x = center_col + j;
       int y = center_row + i;
 
-      if (x >= depth.width || y >= depth.height) {
+      if (x < 0 || x >= depth.width || y < 0 || y >= depth.height) {
         continue;
       }
 
@@ -81,4 +81,4 @@ depth_to_normals_rgb_inner(const ImageView<const T> &depth, ImageView<uint8_t, 3
   normals.at(center_row, center_col, 1) = f2b(normal(2));
   normals.at(center_row, center_col, 2) = f2b(normal(1));
 }
-} // namespace surface_normal
+} // namespace surface_normal