imglib: document "color" key of .wal_json

2023-02-13 20:55:38 -07:00 · 2023-02-13 20:55:38 -07:00 · 03b5537c80
parent 72a0a92d3a
commit 03b5537c80
1 changed files with 5 additions and 1 deletions
--- a/common/imglib.cc
+++ b/common/imglib.cc
@ -502,7 +502,11 @@ std::optional<texture_meta> load_wal_meta(
        // are these rather than the ones pulled in from the image
        // itself. they must be integers.
        "width": 64,
-        "height": 64
+        "height": 64,
+
+        // color to use for lighting bounces. if specified, this
+        // is used instead of averaging the pixels of the image.
+        "color": [255, 128, 64]
    }
 */
 std::optional<texture_meta> load_wal_json_meta(