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-rw-r--r--doc/classes/TileSet.xml1
1 files changed, 1 insertions, 0 deletions
diff --git a/doc/classes/TileSet.xml b/doc/classes/TileSet.xml
index 65988ae2b7..c647f83598 100644
--- a/doc/classes/TileSet.xml
+++ b/doc/classes/TileSet.xml
@@ -590,6 +590,7 @@
</argument>
<description>
Sets the tile's normal map texture.
+ [b]Note:[/b] Godot expects the normal map to use X+, Y-, and Z+ coordinates. See [url=http://wiki.polycount.com/wiki/Normal_Map_Technical_Details#Common_Swizzle_Coordinates]this page[/url] for a comparison of normal map coordinates expected by popular engines.
</description>
</method>
<method name="tile_set_occluder_offset">