w

1 files changed, 3 insertions, 0 deletions

diff --git a/src/wall-atlas.cpp b/src/wall-atlas.cpp
index 995be1e9..a0dceac5 100644
--- a/src/wall-atlas.cpp
+++ b/src/wall-atlas.cpp
@@ -81,6 +81,9 @@ wall_atlas::wall_atlas(wall_atlas_def def, String path, const ImageView2D& img)
                     fm_throw("wall_atlas '{}' defined group {}/{} has no frames!"_cf,
                              _path, dir_name, group_name);
                 fm_soft_assert(G.index < frame_count && G.index + G.count <= frame_count);
+                const auto size = expected_size(_info.depth, gr);
+                for (const auto& frame : ArrayView { &_frame_array[G.index], G.count })
+                    fm_soft_assert(frame.size == size);
             }
         }
         if (!found) [[unlikely]]