From 929df060cbd9c0da04b8d9ce70dcea9879f42f4a Mon Sep 17 00:00:00 2001
From: Franklin Wei <me@fwei.tk>
Date: Sun, 2 Apr 2017 22:14:11 -0400
Subject: lighting

---
 vector.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'vector.h')

diff --git a/vector.h b/vector.h
index 24773c7..3838b63 100644
--- a/vector.h
+++ b/vector.h
@@ -1,6 +1,6 @@
 #include <math.h>
 
-typedef double scalar;
+typedef float scalar;
 
 typedef struct vector_t {
     enum { RECT, SPH } type;
@@ -23,5 +23,6 @@ void vect_to_rect(vector*);
 void vect_to_sph(vector*);
 void vect_sub(vector*, const vector*);
 void vect_negate(vector*);
+void vect_normalize(vector*);
 
 scalar vect_dot(const vector *v1, const vector *v2);
-- 
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