From d49f3d3f73709a9a7c0bce53aa13ed28a2bd27cb Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Mon, 23 Dec 2019 23:59:02 +0800
Subject: *misc

---
 src/math/math.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/math/math.h')

diff --git a/src/math/math.h b/src/math/math.h
index e63c603..1c2a9c0 100644
--- a/src/math/math.h
+++ b/src/math/math.h
@@ -24,6 +24,7 @@ extern char printbuffer[1024];
 #define degree(rad) (rad * RAD2DEG)
 #define compare(v1, v2) (absf((v1) - (v2)) < EPSILON)
 #define swapi(a, b) {int temp = a; a = b; b = temp;}
+#define swapf(a, b) {float temp = a; a = b; b = temp;}
 float rsqrt(float n);
 float lerp(float from, float to, float t);
 
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