From: havoc <havoc@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Tue, 12 Feb 2008 01:41:13 +0000 (+0000)
Subject: changed ANGLEMOD to use floor instead of conversion to 16bit fixed-point
X-Git-Tag: xonotic-v0.1.0preview~2434
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=42665deda0b35e5c6a0bd9553b092519342dd968;p=xonotic%2Fdarkplaces.git

changed ANGLEMOD to use floor instead of conversion to 16bit fixed-point


git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@8082 d7cf8633-e32d-0410-b094-e92efae38249
---

diff --git a/mathlib.h b/mathlib.h
index 1e0f98c0..76ff03cc 100644
--- a/mathlib.h
+++ b/mathlib.h
@@ -68,7 +68,7 @@ unsigned int CeilPowerOf2(unsigned int value);
 
 #define DEG2RAD(a) ((a) * ((float) M_PI / 180.0f))
 #define RAD2DEG(a) ((a) * (180.0f / (float) M_PI))
-#define ANGLEMOD(a) (((int) ((a) * (65536.0f / 360.0f)) & 65535) * (360.0f / 65536.0f))
+#define ANGLEMOD(a) ((a) - 360.0 * floor((a) / 360.0))
 
 #define DotProduct4(a,b) ((a)[0]*(b)[0]+(a)[1]*(b)[1]+(a)[2]*(b)[2]+(a)[3]*(b)[3])
 #define Vector4Clear(a) ((a)[0]=(a)[1]=(a)[2]=(a)[3]=0)