only offset the zero values of normalized data

yt-project · Feb 14, 2025 · 4f4e894 · 4f4e894
1 parent 2abe0b8
commit 4f4e894
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/yt_idv/scene_data/block_collection.py b/yt_idv/scene_data/block_collection.py
@@ -132,7 +132,7 @@ def _load_textures(self):
                 # blocks filled with identically 0 values will be
                 # skipped by the shader, so offset by a tiny value.
                 # see https://github.com/yt-project/yt_idv/issues/171
-                n_data += np.finfo(np.float32).eps
+                n_data[n_data == 0.0] += np.finfo(np.float32).eps
 
             data_tex = Texture3D(data=n_data)
             bitmap_tex = Texture3D(