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-rw-r--r--src/libred.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/libred.h b/src/libred.h
index 615ed04..98011cb 100644
--- a/src/libred.h
+++ b/src/libred.h
@@ -122,6 +122,8 @@ int libred_check_timetravel(void);
/**
* The temperature difference between the colours in the table.
+ * Note, `libred_get_colour` will make interpolation for colours
+ * that are not in the table.
*/
#define LIBRED_DELTA_TEMPERATURE 100