From fdaf0e7eb6b9d9bdd7d5ab5f814f4ebbf791ff67 Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Wed, 16 May 2018 15:02:43 +0800
Subject: v0.1.0

---
 src/utils/utils.h | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 src/utils/utils.h

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

diff --git a/src/utils/utils.h b/src/utils/utils.h
new file mode 100644
index 0000000..f1a340b
--- /dev/null
+++ b/src/utils/utils.h
@@ -0,0 +1,11 @@
+#ifndef __JIN_UTILS_H
+#define __JIN_UTILS_H
+
+#define min(a,b)                (((a) < (b)) ? (a) : (b)) 
+#define max(a,b)                (((a) > (b)) ? (a) : (b)) 
+#define clamp(a, mi,ma)            min(max(a,mi),ma)       
+
+#define within(a,min,max)        (a >= min && a <= max)
+#define without(a,min,max)        (a < min || a > max)
+
+#endif
\ No newline at end of file
-- 
cgit v1.1-26-g67d0