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-rw-r--r--libdimension/dimension/tcolor.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/libdimension/dimension/tcolor.h b/libdimension/dimension/tcolor.h
index 5ccec3b..50bdf8c 100644
--- a/libdimension/dimension/tcolor.h
+++ b/libdimension/dimension/tcolor.h
@@ -99,6 +99,13 @@ dmnsn_tcolor_saturate(dmnsn_tcolor tcolor)
return tcolor;
}
+/** Return whether a tcolor contains any NaN components. */
+DMNSN_INLINE bool
+dmnsn_tcolor_isnan(dmnsn_tcolor tcolor)
+{
+ return dmnsn_color_isnan(tcolor.c) || isnan(tcolor.T) || isnan(tcolor.F);
+}
+
/* Standard tcolors */
/** Clear. */