1 files changed, 2 insertions, 2 deletions
diff --git a/3dmath.h b/3dmath.h
index 4135f3b..0b6e035 100644
--- a/3dmath.h
+++ b/3dmath.h
@@ -1,3 +1,3 @@
-float dot(float x[3], float y[3]);
+float dot(const float x[3], const float y[3]);
 void normalize(float x[3]);
-float sphere_intersect(float y[3], float r[3], float s[3], float d[3], float c[3], float R);
+float sphere_intersect(float y[3], float r[3], const float s[3], const float d[3], const float c[3], float R);